1. A network access method, comprising:obtaining, from a specified storage space, information of a user identification card pre-stored by a mobile terminal, and determining all network types supported by the mobile terminal based on the pre-stored information of the user identification card;
determining network identifiers (IDs) of public land mobile networks (PLMNs) of all the network types supported by the mobile terminal, and adding the network IDs of the PLMNs of all the network types supported by the mobile terminal to an equivalent home public land mobile network (EHPLMN) list;
when a target PLMN is found to match a network ID in the EHPLMN list when the mobile terminal arrives at a place of visit from a designated location and begins to search for networks, establishing a communications connection between the mobile terminal and the target PLMN; and
calculating a total length of time consumed by the mobile terminal to find the target PLMN and establish the communications connection with the target PLMN, and outputting the total length of time as the time of the current network access to a user interface of the mobile terminal for view of the user of the mobile terminal.

1. A method of upgrading a power adapter comprising:receiving upgrade information of the power adapter from a mobile terminal by the power adapter through a data line in a charging port when the power adapter is electrically coupled to the mobile terminal through the charging port; and
upgrading firmware of the power adapter by a processor of the power adapter according to the upgrade information.

1. A method of accessing a network comprising:obtaining geographical location information of a mobile communication terminal;selecting a visited public land mobile network (VPLMN) matching the geographical location information according to the geographical location information of the mobile communication terminal when the geographical location information of the mobile communication terminal is not geographical location information of a home location of the mobile communication terminal;adding a home public land mobile network (HPLMN) to an equivalent public land mobile network (EPLMN) list;
adding the VPLMN to the EPLMN list, wherein the EPLMN list stores EPLMNs comprising the VPLMN and the HPLMN; and
performing a network search according to the EPLMN list, and performing a network registration operation of the mobile communication terminal when the VPLMN is searched;
wherein the method further comprises the following step before selecting the VPLMN matching the geographical location information according to the geographical location information of the mobile communication terminal when the geographical location information of the mobile communication terminal is not the geographical location information of the home location of the mobile communication terminal:
presetting information of a matching table, the preset information of the matching table comprising the geographical location information, VPLMNs having a matching relationship with the geographical location information, the geographical location information of the home location, and an HPLMN having a matching relationship with the geographical location information of the home location; wherein the matching table is configured to select the VPLMN matching the geographical location information according to the geographical location information of the mobile communication terminal.

1. A method in a network access equipment, comprising:configuring a discontinuous reception (DRX) mode for a user device;
configuring at least one of a first sounding reference signal (SRS) mode and a second SRS mode for the user device;
receiving an SRS during a DRX active time when the first SRS mode is used;
receiving an SRS irrespective of the DRX active time when the second SRS mode is used; and
maintaining a resource configuration for the user device to transmit the SRS when not in the DRX active time.

1. A method performed by a user equipment (UE) of a long term evolution (LTE) system, comprising:receiving signaling including a first carrier index indicating a first carrier and a second carrier index indicating a second carrier;
monitoring, on the first carrier, the first carrier's search space including a first group of physical downlink control channel (PDCCH) candidates, and the second carrier's search space including a second group of PDCCH candidates, wherein the first group of PDCCH candidates is used to transmit resource grants for the first carrier, and the second group of PDCCH candidates is used to transmit resource grants for the second carrier;
when the first and second groups of PDCCH candidates have an overlapping PDCCH candidate, determining that the overlapping PDCCH candidate is used to transmit resource grants for the first or second carrier based on priorities of the first or second carrier; and
receiving a resource grant from an access node based on at least one PDCCH candidate of the first or second groups, wherein the resource grant includes a field identifying the first carrier index or the second carrier index of the first and second groups.

1. An earphone wire control circuit for a mobile terminal, comprising:
a circuit in an earphone comprising a micro controller unit and an attenuation and microphone circuit coupled to the micro
controller unit of the earphone, wherein the micro controller unit of the earphone comprises a button detection module and
a pulse-width modulation module; and

a circuit in the mobile terminal coupled to the circuit in the earphone via a signal wire and comprising an audio analog input
channel and an amplifier which are coupled in parallel, wherein the amplifier is coupled to a micro controller unit of the
mobile terminal via a wire, the micro controller unit of the mobile terminal is coupled to a central processing unit of the
mobile terminal via a wire, the micro controller unit of the mobile terminal comprises a pulse-width modulation signal detection
and recognition module and a central processing unit communication interface module.

1. A method in a user equipment, comprising:receiving a resource configuration for transmitting uplink sounding reference signals;
monitoring a control channel during a discontinuous reception (DRX) active time;
refraining from transmitting an uplink sounding reference signal using resources identified in the resource configuration when not in the DRX active time;
transmitting the uplink sounding reference signal during the DRX active time; and
maintaining the resource configuration when not in the DRX active time, wherein the resource configuration is associated with a time-frequency resource.

1. A method for network access, comprising:detecting information of a target user identification card inserted into a mobile terminal to determine whether the target user identification card is a new card inserted into the mobile terminal for the first time;
when the target user identification card is the new card, acquiring network types supported by the target user identification card;
based on the network types supported by the target user identification card, acquiring network identities (IDs) of Public Land Mobile Networks (PLMNs) of the network types and adding the network IDs of the PLMNs of the network types to an equivalent home public land mobile network (EHPLMN) list;
when a target PLMN matching at least one network ID in the EHPLMN list is found during a network search, establishing a communication connection between the mobile terminal and the target PLMN;
calculating a total length of time consumed by the mobile terminal to find the target PLMN and establish the communication connection with the target PLMN; and
outputting the total length of time to a user operation interface of the mobile terminal as a length of time for network access, wherein the length of time for network access is consulted by users of the mobile terminal.

1. A USB (Universal Series Bus) interface, comprising:
a USB interface main body, an inserting tongue of a power line configured for coupling to an external power line via inserting
portions and an inserting tongue of a ground line configured for coupling to an external ground line via inserting portions;
wherein, a bottom of the inserting tongue of the power line and a bottom edge of the inserting tongue of the ground line are
coupled to the USB interface main body,

the inserting tongue of the power line has P inserting portions extending therefrom, where P is greater than or equal to 2;
and

the inserting tongue of the ground line has Q inserting portions extending therefrom, where Q is greater than or equal to
2;
wherein,
the USB interface further comprises a power pin configured for charging a cell in a mobile terminal through a terminal and
a ground pin configured for forming a charging circuit for charging the cell;

there are M power pins, where M is greater than or equal to 2, and each power pin is coupled to the bottom of the inserting
tongue of the power line;

there are N ground pins, where N is greater than or equal to 2, and each ground pin is coupled to the bottom of the inserting
tongue of the ground line.

1. A method in a user equipment, comprising:establishing a discontinuous reception (DRX) communication with a network access device;
receiving an instruction from the network access device;
transmitting, based on the instruction, a sounding reference signal (SRS): (1) during a DRX active time, or (2) irrespective of the DRX active time; and
maintaining a resource configuration for the user equipment to transmit the SRS when not in the DRX active time.

1. A method for distortion rectification comprising:taking a wide-angle photo by a camera lens of a terminal;
identifying a distorted region and an undistorted region of the wide-angle photo;
obtaining a targeted distorted region selected by a user, wherein the targeted distorted region is a region selected by the user which is located at a region of the distorted region of the wide-angle photo;
dividing the targeted distorted region into M-numbered grid areas each having a first predetermined size, wherein the M is an integer equal to or larger than 3;
subjecting the M-numbered grid areas each having the first predetermined size to distortion rectifications, respectively;
wherein subjecting the M-numbered grid areas each having the first predetermined size to distortion rectifications, respectively, includes:
identifying a central grid area of the M-numbered grid areas each having the first predetermined size;
subjecting the central grid area to a first space transformation to obtain a targeted grid area having a second predetermined size;
subjecting each of the M-numbered grid areas other than the central grid area and having the first predetermined size to a second space transformation to obtain (M-1)-numbered targeted grid areas each having the second predetermined size;
subjecting each of the M-numbered targeted grid areas to an interpolation processing according to a change of size of the M-numbered grid areas each having the first predetermined size, wherein a magnitude of the change of size is a difference between the first predetermined size and the second predetermined size.

1. A method for manufacturing an input assembly, the input assembly comprising a decoration enclosure, a touch panel, a fingerprint chip package structure and a display screen component, the touch panel defining a blind hole in a lower surface thereof, the decoration enclosure comprising a decoration ring, the decoration ring being provided with a muff-coupling portion connected to a bottom surface of the decoration ring, the muff-coupling portion being provided with a flange fitted over the muff-coupling portion, the flange comprising a protrusion portion protruding from an outer wall of the decoration enclosure, the flange and the decoration ring being configured as separate structures and the method for manufacturing the input assembly comprising:mounting the fingerprint chip package structure in the decoration enclosure;
mounting the decoration enclosure carried with the fingerprint chip package structure in the blind hole and abutting the protrusion portion against the lower surface of the touch panel; and
mounting the display screen component to the lower surface of the touch panel,
wherein a first orthographic projection of the display screen component in the lower surface of the touch panel overlaps a second orthographic projection of the decoration enclosure in the lower surface of the touch panel,
wherein the method further comprises connecting a first flexible circuit board to the fingerprint chip package structure via a wire.

1. A method in a user equipment, comprising:establishing a discontinuous reception (DRX) communication with a network access device;
transmitting a sounding reference signal (SRS) during DRX active time when signaled by the network access device to operate in a first mode;
transmitting an SRS irrespective of the DRX active time when signaled by the network access device to operate in a second mode; and
maintaining a resource configuration for the user equipment to transmit the SRS when not in the DRX active time.

1. A network access method, comprising:determining with a mobile communications terminal if a network identity of a visited public land mobile network (VPLMN) exists in an equivalent public land mobile network (EPLMN) list, wherein the EPLMN list comprises a network identity of a home public land mobile network (HPLMN) and a network identity of a VPLMN owned by a visited location operator who signs a roaming agreement with a home location operator who owns a subscriber identity module (SIM) card used in the mobile communications terminal;
obtaining a shared network information stored in an operator's server and searching for the network identity of the VPLMN from the shared network information upon a condition that the network identity of the VPLMN does not exist in the EPLMN list, wherein the operator's server is the home location operator's server or the visited location operator's server in which the visited location operator signs a roaming agreement with the home location operator;
adding the network identity of the VPLMN to the EPLMN list; and
accessing a network based on the EPLMN list.

1. A method, comprising:determining, by a mobile communication terminal, the current location of the mobile communication terminal;
receiving, by the mobile communication terminal, a graphical two-dimensional barcode transmitted by another mobile communication terminal in communication with the mobile communication terminal;
decoding, by the mobile communication terminal, the graphic two-dimensional barcode to acquire an equivalent home public land mobile network (EHPLMN) list to which the graphic two-dimensional barcode points; and
performing, by the mobile communication terminal, network access according to the EHPLMN list when the mobile communication terminal detects that the EHPLMN list contains a network identifier of a PLMN corresponding to the current location.

1. A display assembly, comprising:a bottom frame comprising a bottom plate and a side wall bending from the bottom plate;
a display panel comprising a top surface and a bottom surface, the bottom surface of the display panel being disposed on one surface of the bottom plate of the bottom frame away from the side wall;
a cover plate comprising a rear surface, a front surface and a side surface, the side surface being connected between the rear surface and the front surface, the rear surface of the cover plate being attached to the top surface of the display panel;
a side frame having an inner surface, the inner surface of the side frame being disposed adjacent to the side surface of the cover plate and secured to the side wall of the bottom frame; and
a connecting member comprising an embedded portion and an extension portion extending from the embedded portion, the embedded portion being embedded in the side frame, the extension portion protruding from the inner surface of the side frame and disposed between the cover plate and the display panel.

1. A display screen assembly comprising: a display screen comprising a display surface, the display surface comprising a display region and a non-display region, and the non-display region surrounding the display region; a frame being provided with a frame flange on the display screen, the frame flange at least partly shielding the non-display region; and a transparent protective plate, wherein a periphery of the transparent protective plate is secured to the frame, the transparent protective plate comprises a bottom surface close to the display screen, and the bottom surface at least covers the display surface, wherein the periphery of the transparent protective plate is provided with an engaging structure, the engaging structure is a step facing the frame flange, and the frame flange is positioned on the engaging structure; and an area of an orthogonal projection of the display region to form the step on a surface of the transparent protective plate away from the display screen is the same as that of the surface of the transparent protective plate away from the display screen.

1. A method for processing audio files, comprising:receiving a setting instruction from a user;
setting preset types of spliced songs in accordance with the setting instruction;
reading out N audio files, wherein N?1 and is an integer;
analyzing the N audio files to obtain types of the N audio files;
determining, in each of the N audio files, a start time and an end time of each segment corresponding to each of the types of the N audio files, comprising
extracting predetermined parts of the N audio files, wherein the predetermined parts are original voice parts or accompaniment parts;
locating a transition location of each type of the predetermined parts of the N audio files;
acquiring a first start time and a first end time of each segment corresponding to each type of the predetermined parts of the N audio files; and
using the first start time and the first end time of each segment corresponding to each type of the predetermined parts of the N audio files as the start time and the end time of each segment corresponding to each of the types of the N audio files;
clipping the N audio files in accordance with the start time and the end time of each segment corresponding to each of the types of the N audio files to obtain K clipped segments, wherein K?1 and is an integer; and
splicing all or part of the K clipped segments in accordance with an order of the preset types to obtain spliced audio files of the spliced songs.

1. A reset circuit, comprising:a control port;
a reset port;
a charging circuit comprising an input end connected with the control port, configured to generate a second voltage signal after a first voltage signal provided by the control port is received;
a driving circuit comprising an input end connected with an output end of the charging circuit, wherein the driving circuit is configured to amplify the second voltage signal after it is detected that the second voltage signal reaches a preset value and output the second voltage signal amplified to the execution circuit; and
an execution circuit comprising an input end connected with an output end of the driving circuit, and an output end connected with the reset port, wherein the execution circuit is configured to generate a reset signal after the second voltage signal amplified is received and transfer the reset signal to the reset port;
wherein the driving circuit comprises a MOS transistor, a resistor R7, and a first power supply end,
wherein the MOS transistor comprises a gate as the input end of the driving circuit, a source as the output end of the driving circuit and is grounded via the resistor R7, and a drain connected with the first power supply end.

1. A method of saving a standard format page for a server, comprising:generating a standard format page comprising a first filling entry, the first filling entry having a default filling value and being configured for being filled with a Public Land Mobile Network (PLMN) ID of a visited place;
transmitting the standard format page to a first mobile terminal located at the visited place;
receiving a first standard format page transmitted by the first mobile terminal, wherein the first filling entry has been filled by the first mobile terminal with a filling value in the first standard format page; and
identifying and saving the first standard format page.

1. A method for adjusting a screen display direction, comprising:acquiring an authority fingerprint, wherein the authority fingerprint is a fingerprint having an authority of changing a screen display direction;
when a first fingerprint is acquired, judging whether the first fingerprint is the authority fingerprint;
when the first fingerprint is the authority fingerprint, acquiring an input direction of the first fingerprint;
adjusting the screen display direction according to the input direction of the first fingerprint;
when the first fingerprint is acquired again, recording a time period for acquiring the first fingerprint; and
adjusting a size of a screen display area according to the time period recorded of the first fingerprint,
wherein the size of the screen display area is adjusted to a first size based on a determination that the time period recorded is a first time period, the size of the screen display area is adjusted to a second size based on a determination that the time period recorded is a second time period, the first time period being longer than the second time period, and the first size being smaller than the second size.

1. A method performed by a user equipment (UE) of a long term evolution (LTE) system, comprising:receiving signaling including a first carrier index indicating a first carrier and a second carrier index indicating a second carrier;
monitoring, on the first carrier, the first carrier's search space including a first group of physical downlink control channel (PDCCH) candidates, and the second carrier's search space including a second group of PDCCH candidates, wherein the first group of PDCCH candidates is used to transmit resource grants for the first carrier, and the second group of PDCCH candidates is used to transmit resource grants for the second carrier;
when the first and second groups of PDCCH candidates have an overlapping PDCCH candidate, determining that the overlapping PDCCH candidate is used to transmit resource grants for the first or second carrier based on priorities of the first or second carrier; and
receiving a resource grant from an access node based on at least one PDCCH candidate of the first or second groups, wherein the resource grant includes a field identifying the first carrier index or the second carrier index of the first and second groups.

1. A network access method, comprising:determining, by a mobile communication terminal, a current location;
receiving, by the mobile communication terminal, a graphical two-dimensional barcode transmitted by another mobile communication terminal bound with the mobile communication terminal;
decoding, by the mobile communication terminal, the graphical two-dimensional barcode to acquire an equivalent home public land mobile network (EHPLMN) list to which the graphical two-dimensional barcode points;
detecting, by the mobile communication terminal, whether the EHPLMN list contains a network identifier of a PLMN corresponding to the current location; and
performing, by the mobile communication terminal, network access according to the EHPLMN list when the mobile communication terminal detects that the EHPLMN list contains the network identifier of the PLMN corresponding to the current location.

1. A network accessing method, comprising:
acquiring, by a mobile communication terminal, order information;
parsing, by the mobile communication terminal, the order information to acquire information of a visited place;
determining, by the mobile communication terminal, whether the public land mobile network (PLMN) network identifier of the
visited place is stored in an equivalent home public land mobile network (EHPLMN) list;

acquiring, by the mobile communication terminal, the PLMN network identifier of the visited place when it is determined that
the PLMN network identifier of the visited place is not stored in the EHPLMN list, and adding the PLMN network identifier
of the visited place to the EHPLMN list;

acquiring, by the mobile communication terminal, current geographic position information of the mobile communication terminal;
determining, by the mobile communication terminal, whether the current geographic location information of the mobile communication
terminal matches with the information of the visited place; and

performing, by the mobile communication terminal, network access according to the EHPLMN list when it is determined that the
current geographic position information of the mobile communication terminal matches with the information of the visited place,

wherein performing network access according to the EHPLMN list by the mobile communication terminal comprises:
searching network at the visited place by the mobile communication terminal that is moved to the visited place; and
when the PLMN of the visited place matching with a network identifier of the EHPLMN list is found at the visited place, establishing
a communication connection between the mobile communication terminal and the matched PLMN of the visited place.

1. A power adapter, comprising a power conversion component and a charging interface, the power conversion component being configured to form a charging loop with a terminal via the charging interface for charging a battery of the terminal, wherein, the power adapter further comprises a communication component and an adjustment component,the communication component is configured to receive a battery parameter sent by the terminal, the battery parameter being used for indicating at least one of a current electric quantity and a current voltage value of the battery of the terminal; and
the adjustment component is configured to determine a target current value corresponding to the at least one of current voltage value and the current electric quantity of the battery, and to adjust an output current value of the power adapter to the target current value;
wherein, the communication component is configured to perform following operations so as to receive the battery parameter sent by the terminal;
sending a charging parameter obtaining request message to the terminal; and
receiving a charging parameter obtaining response message sent by the terminal, wherein the charging parameter obtaining response message comprises the battery parameter.

1. A method of controlling a flight mode, comprising:obtaining a geographical location of the mobile terminal;
determining whether the geographical location is within a predetermined airport location;
if the mobile terminal is within the predetermined airport location, receiving a flight mode trigger command when a mobile terminal is connected to a second generation (2G) network in data transmission and voice call;
sending a voice call interruption command to a modulator and demodulator (modem) in the mobile terminal in response to the flight mode trigger command so as to interrupt the voice call with the modem;
receiving a voice call interruption message sent by the modem and sending a request to the modem to deactivate a packet data protocol (PDP); and
sending a flight mode enabling command to the modem upon receiving a message from the modem notifying the PDP is successful deactivated, so that the modem enables a flight mode of the mobile terminal.

1. A method for saving a standard format page, comprising:generating, by a server, a standard format page which comprises a first filling entry, the first filling entry having a default filling value and being configured to be filled with a PLMN identity of a visited place;
obtaining, by the server, location information of a first mobile terminal;
determining, by the server, that the first mobile terminal is located at the visited place, based on the location information of the first mobile terminal;
transmitting, by the server, the standard format page to the first mobile terminal located at the visited place;
receiving, by the server, a first standard format page transmitted by the first mobile terminal, the first standard format page being a standard format page in which the first filling entry has been filled by the first mobile terminal with the default filling value; and
identifying and saving, by the server, the first standard format page.

1. A mobile station apparatus configured to communicate with a base station apparatus by a carrier aggregation using a plurality of downlink component carriers, the mobile station apparatus comprising:receiving circuitry configured to receive on one or more activated downlink component carriers, wherein
the receiving circuitry is configured to receive, using a physical downlink control channel on one of the one or more activated downlink component carriers, from the base station apparatus, first information including an information field for requesting a transmission of channel state information, the first information being used for scheduling of a physical uplink shared channel; and
transmitting circuitry configured to transmit using the physical uplink shared channel in a first subframe on an uplink component carrier, to the base station apparatus, first channel state information for more than one activated downlink component carriers, wherein
the receiving circuitry is further configured to receive second information indicating linking between third information included in the first information and the more than one activated downlink component carriers,
the transmitting circuitry is further configured to transmit, using the physical uplink shared channel in a second subframe on the uplink component carrier, to the base station apparatus, second channel state information for only one activated downlink component carrier, and
the transmission of the second channel state information is scheduled by the first information received using the physical downlink control channel on the only one activated downlink component carrier.

1. A quick charging method, applied to a charging system having a charging adaptor and a mobile terminal, and comprising:with a second controller, sending a quick charging request to a first controller, wherein the charging adaptor comprises the second controller, and the mobile terminal comprises the first controller;
with the first controller, responding to the quick charging request of the second controller, and feeding back a quick charging permission command to the second controller;
with the second controller, sending a notification request for obtaining a voltage value of a cell to the first controller, wherein the mobile terminal comprises the cell;
with the first controller, responding to the notification request, obtaining the voltage value of the cell via a cell connector, and sending the voltage value of the cell obtained to the second controller, wherein the mobile terminal comprises the cell connector;
with the second controller, searching a threshold range table for a current regulation command matched with a threshold range containing the voltage value of the cell, and sending the current regulation command to a regulation circuit, wherein the charging adaptor comprises the regulation circuit, and the threshold range table records one or more threshold ranges and current regulation commands having a mapping relation with the one or more threshold ranges;
with the regulation circuit, performing a current regulation according to the current regulation command, and outputting a power signal after the current regulation.

1. A method of accessing a network, comprising:
accessing, by a mobile communication terminal, a wireless local area network of a place of visit;
sending, by the mobile communication terminal, a network identity (ID) acquisition request to a network server of the wireless
local area network;

receiving, by the mobile communication terminal, at least one public land mobile network (PLMN) network ID unicast or broadcast
by the network server in response to the network ID acquisition request, and adding the received at least one PLMN network
ID to an equivalent home public land mobile network (EHPLMN) list, wherein the at least one PLMN network ID comprises network
IDs of PLMNs of visited operators that have contracted with a home operator of the mobile communication terminal; and

performing, by the mobile communication terminal, network access in the place of visit based on the EHPLMN list, wherein performing,
by the mobile communication terminal, the network access at the place of visit based on the EHPLMN list comprises:

searching, by the mobile communication terminal, for a public land mobile network of the place of visit (VPLMN);
comparing, by the mobile communication terminal, network IDs included in the EHPLMN list against the network ID of the VPLMN;
and

when a network ID in the EHPLMN list matches the network ID of the VPLMN, initiating, by the mobile communication terminal,
a network registration to the network corresponding to the matching network ID.

1. A method for audio playing based on Bluetooth connection, comprising:receiving, by a first playing device, a first Bluetooth connection request sent from a first audio source device;
responding to the first Bluetooth connection request by the first playing device, establishing a first Bluetooth connection with the first audio source device, and notifying, by the first playing device, other playing devices of a target playing group to close Bluetooth function, wherein the target playing group comprises the first playing device and at least one playing device communicating via a private network established in advance; and
receiving first audio data from the first audio source device by the first playing device based on the first Bluetooth connection, and forwarding the first audio data to the other playing devices of the target playing group via the private network by the first playing device, whereby all playing devices of the target playing group will play music corresponding to the first audio data.

1. A display device, comprising:
a displayer; and
a camera, installed in the displayer and configured to shoot images of an external object facing the displayer, wherein the
camera comprises:

a plurality of lens components, installed at intervals on a surface of the displayer;
a plurality of photosensitive components, matched with the plurality of lens components respectively; and
a set of image processing chips, configured to process the images generated by the camera.

1. A power adapter, comprising:a first rectifier, configured to rectify a first alternating current and output a first voltage with a first ripple waveform;
a switch circuit, configured to modulate the first voltage according to a control signal and output a modulated first voltage;
a transformer, configured to output a plurality of voltages with ripple waveforms according to the modulated first voltage;
a compositing circuit, configured to composite the plurality of voltages to output a second alternating current, wherein, for each cycle of the second alternating current, a peak voltage of a positive half is greater than an absolute value of a valley voltage of a negative half;
a first charging interface, coupled to an output end of the compositing circuit, and configured to apply the second alternating current to a battery in a terminal via a second charging interface of the terminal when the first charging interface is coupled to the second charging interface, in which the second charging interface is coupled to the battery;
a sampling circuit, configured to sample voltage and/or current at a primary winding of the transformer to obtain a voltage sampling value and/or a current sampling value;
a control circuit, coupled to the sampling circuit and the switch circuit respectively, and configured to output the control signal to the switch circuit, and to adjust a duty ratio of the control signal according to the current sampling value and/or the voltage sampling value, such that the second alternating current meets a charging requirement of the terminal.

1. A USB (Universal Series Bus) interface, comprising:an inserting tongue of a power line configured for coupling to an external power line via inserting portions of the inserting tongue of the power line; and
an inserting tongue of a ground line configured for coupling to an external ground line via inserting portions of the inserting tongue of the ground line;
wherein, the inserting tongue of the power line comprises P inserting portions, where P is greater than or equal to 2; and the inserting tongue of the ground line comprises Q inserting portions, where Q is greater than or equal to 2; and
wherein, at least two current paths formed by the P inserting portions of the inserting tongue of the power line and the Q inserting portions of the inserting tongue of the ground line when the USB interface is intended for supplying electric power.

1. A method for accessing to a network, comprising:detecting a type of user identification card inserted into a mobile communication terminal in a first time;
determining a public land mobile network (PLMN) in compliance with a network standard supported by the mobile communication terminal based on the type of user identification card;
adding a network identity of the determined PLMN in compliance with the network standard supported by the mobile communication terminal to an equivalent public land mobile network (EPLMN) list; and
establishing a communication connection between the mobile communication terminal and a matching PLMN upon a condition that the matching PLMN is found to match the network identity of the determined PLMN in the EPLMN list.

1. A power adapter, comprising a power conversion unit and a charging interface, the power conversion unit being configured to form a charging loop with a terminal via the charging interface so as to charge a battery of the terminal, and wherein, the power adapter further comprises:a communication unit, configured to receive voltage indicative information from the terminal when the power adapter charges the terminal, wherein the voltage indicative information indicates an input voltage of the terminal from the power adapter detected by the terminal;
a detection unit, configured to detect an output voltage of the power adapter; and
an anomaly handling unit, configured to determine, according to a difference between the input voltage and the output voltage, whether an impedance of the charging loop is abnormal, and to control the charging loop to enter into a protection state if the impedance of the charging loop is abnormal, wherein, the anomaly handling unit is configured to:
determine a level of the impedance according to the difference; and
control, according to the level of the impedance, the charging loop to enter into a protection state corresponding to the level.

1. A method for adjusting a broadcast message queue carried out in a terminal, comprising:determining a target broadcast sender of each of a plurality of broadcast messages in a broadcast message queue, the plurality of broadcast messages being arranged in the broadcast message queue according to broadcast timings of the respective broadcast messages;
making statistics on frequency information of identical broadcast messages sent by the target broadcast sender; and
when the frequency information of the identical broadcast messages exceeds a predetermined threshold, deleting at least part of the identical broadcast messages in the broadcast message queue so as to adjust the broadcast message queue.

1. An electronic device, comprising a metal housing and at least one switch, the metal housing comprising a peripheral frame provided with at least one micro seam band, the peripheral frame being partitioned by the at least one micro seam band to form at least one frame body, the micro seam band being formed by at least two micro seams arranged at intervals, and a metal strip being provided between two adjacent micro seams, the switch comprising a first end and a second end, the first end being electrically coupled to the frame body partitioned by the micro seam band, the second end being electrically coupled to the metal strip, the at least one frame body partitioned by the at least one micro seam band being an independent antenna; the switch comprising a plurality of second ends, and the plurality of second ends being coupled to different metal strips in the micro seam bands correspondingly, a variety of low-frequency bandwidths of the antenna being expanded through different closed or open states of the switch.

1. A charging method for charging a battery of a mobile terminal via a power adapter, the method comprising:obtaining current state parameters of the battery, wherein the current state parameters indicate the current temperature of the battery and the current state of charge of the battery;
determining a mapping relationship from one or more of mapping relationships based on the current temperature of the battery, wherein the one or more of the mapping relationships correspond to the different temperatures of the battery, each of the one or more of the mapping relationships indicates a mapping relationship between the state of charge of the battery and a charging parameter of the battery under a preset temperature of the battery, the charging parameter comprises at least one of a charging voltage from the power adapter, a charging current from the power adapter, and a charging mode of the power adapter, and the charging mode comprises at least one of constant voltage charging stage, constant current charging stage, and pulse charging stage;
determining the current charging parameter of the battery based on the determined mapping relationship and the current state of charge of the battery; and
charging the battery of the mobile terminal according to the current charging parameter.

1. A fingerprint module, comprising: a fingerprint chip and a circuit board, wherein the fingerprint chip comprises an identifying surface and a connecting surface disposed opposite to the identifying surface, wherein the identifying surface faces a user for identifying a fingerprint of the user; and wherein the circuit board is attached to the connecting surface, wherein a sealing adhesive is disposed between the circuit board and the fingerprint chip, wherein the circuit board comprises a conductive surface attached to the connecting surface, and a peripheral side surface connected to a peripheral edge of the conductive surface, wherein the conductive surface is located in an orthographic projection of the connecting surface, and the sealing adhesive is disposed between the connecting surface and at least one of the conductive surface and the peripheral side surface;wherein the fingerprint module further comprises a decorative ring having at least one supporting table, and the at least one supporting table is disposed on an inner side of the decorative ring, and wherein at least one groove is defined by the fingerprint chip and disposed in a peripheral edge of the connecting surface, the at least one groove of the fingerprint chip fittingly receiving the at least one supporting table of the decorative ring.

1. A method for preventing false touches on a terminal, comprising:detecting a touch operation on a touch screen of a terminal, and obtaining a touch parameter of the touch operation;
judging whether the touch parameter matches a preset touch parameter;
when the touch parameter matches the preset touch parameter, determining that the touch operation is an invalid operation, and responding nothing to the touch operation;
wherein the touch parameter comprises a press force value and a press duration, and judging whether the touch parameter matches the preset touch parameter comprises:
obtaining the maximum value of the press force value during the press duration;
recording a target duration from the detection of the touch operation until the press force value reaches the maximum value;
judging whether the target duration is less than or equal to a preset duration; and
when the target duration is less than or equal to the preset duration, determining that the touch parameter matches the preset touch parameter.

1. A method for controlling unlocking, comprising:scanning a finger of a user by a fingerprint recognition module of a mobile terminal to acquire a reference feature-point set of the finger when a touch operation on the fingerprint recognition module is detected;
matching the reference feature-point set with M pre-stored template feature-point subsets, wherein a fingerprint template feature-point set of the mobile terminal comprises the M template feature-point subsets, the number of feature points in each of the M template feature-point subsets is greater than or equal to a first preset threshold, and M is a positive integer greater than one;
unlocking when detecting that a current template feature-point set matches with the reference feature-point set, wherein the current template feature-point set comprises m template feature-point subsets of the M template feature-point subsets, and m is a positive integer and is less than M;
the m template feature-point subsets having matching priorities higher than that of any template feature-point subset except the m template feature-point subsets of the M template feature-point subsets, and the method further comprising:
acquiring N feature-point sets of N fingerprint images that have successively unlocked the mobile terminal for N times;
determining the number of times of successful matching for each template feature point of the fingerprint template feature-point set based on the N feature-point sets and the fingerprint template feature-point set; and
dividing the fingerprint template feature-point set into the M template feature-point subsets and determining a matching priority of each of the M template feature-point subsets according to the number of times of successful matching of each template feature point and the first preset threshold, the number of template feature points in each of the M template feature-point subsets being greater than or equal to the first preset threshold, and the number of times of successful matching of any template feature point in a template feature-point subset having a higher priority being greater than that of any template feature point in a template feature-point subset having a lower priority.

1. A camera device, characterized in comprising a housing, a mounting barrel for mounting a camera lens, a supporting member, elastic members, a rotating ring, and a driving motor;all of the mounting barrel, the rotating ring, and the elastic members deployed inside the housing; one end of the housing being fastened to the supporting member and the other end of the housing having a protrusive limiter disposed on an inner wall thereof;
the mounting barrel positioned circumferentially with respect to the housing; the mounting barrel having a ring-shaped flange disposed on an exterior peripheral face thereof; the ring-shaped flange and the mounting barrel coaxially aligned to each other; central axes of the mounting barrel and the rotating ring forming an angle such that the mounting barrel is inclined with respect to the rotating ring;
the plural elastic members arranged around the ring-shaped flange; the elastic members disposed between the ring-shaped flange and the protrusive limiter for providing a force to make the ring-shaped flange and the protrusive limiter away from each other;
the rotating ring disposed between the ring-shaped flange and the supporting member; the rotating ring connected to the supporting member and rotatable about its own axis;
the driving motor connected to the rotating ring in a transmission way for driving rotation of the rotating ring; the rotating ring having a protruding member disposed thereon and the protruding member abutted on the ring-shaped flange; the protruding member rotated along with the rotating ring such that the mounting barrel is inclined toward different directions.

1. A quick-charging control method, applied to a charging system comprising a charging adapter and a mobile terminal, and comprising:with a second controller, sending a quick-charging request to a first controller, wherein the mobile terminal comprises the first controller, a cell connector and a cell, the charging adapter comprises the second controller;
with the first controller, feeding back a quick-charging permission instruction to the second controller;
with the second controller, sending a notification request for obtaining a voltage value of the cell to the first controller;
with the first controller, obtaining the voltage value of the cell via the cell connector according to the notification request, and sending the voltage value of the cell to the second controller;
with the second controller, searching a threshold segment table to find a current regulation instruction matched with a threshold segment containing the voltage value of the cell, and sending the current regulation instruction to a regulation circuit, wherein the charging adapter comprises the regulation circuit, and the threshold segment table records one or more threshold segments and current regulation instructions having a mapping relation with the threshold segments;
with the regulation circuit, performing a current regulation according to the current regulation instruction, and outputting a power signal after the current regulation, such that the charging adapter outputs the power signal after the current regulation;
with the second controller, sending a second switch-off instruction to the first controller and a second switch circuit respectively if second abnormal charging information is detected, wherein the charging adapter comprises the second switch circuit; and
with the second switch circuit, controlling the charging adapter to stop sending the power signal after the current regulation if the second switch circuit receives the second switch-off instruction.

1. A control method, applied for controlling an electronic device, wherein the electronic device comprises an imaging apparatus and a displayer, the imaging apparatus comprises an image sensor, the image sensor comprises an array of photosensitive pixel units and an array of filter units arranged on the array of photosensitive pixel units, each filter unit corresponds to one photosensitive pixel unit, and each photosensitive pixel unit comprises a plurality of photosensitive pixels, the control method comprises:controlling the image sensor to output a merged image, wherein, the merged image comprises an array of merged pixels, and a plurality of photosensitive pixels in each photosensitive pixel unit are collectively output as one merged pixel;
dividing the merged image into a plurality of analysis regions arranged in an array;
computing a phase difference of each of the plurality of analysis regions;
merging analysis regions each with a phase difference conforming to a preset condition into a focusing area;
identifying whether there is a face in the focusing area;
when there is the face in the focusing area, converting the merged image into a merged true-color image;
when there is no face in the focusing area, determining whether a brightness of the focusing area is less than or equal to a brightness threshold, whether a green proportion of the focusing area is less than or equal to a proportion threshold and whether a space frequency of the focusing area is less than or equal to a frequency threshold;
when the brightness of the focusing area is less than or equal to the brightness threshold, the green proportion is less than or equal to the proportion threshold and the space frequency is less than or equal to the frequency threshold, converting the merged image into the merged true-color image;
when the brightness of the focusing area is greater than the brightness threshold, the green proportion is greater than the proportion threshold and the space frequency is greater than the frequency threshold, controlling the image sensor to output a color-block image, wherein, the color-block image comprises image pixel units arranged in a preset array, each image pixel unit comprises a plurality of original pixels, and each photosensitive pixel corresponds to one original pixel;
converting the color-block image into a simulation image, wherein, the simulation image comprises simulation pixels arranged in an array, the simulation pixels comprise current pixels, the original pixels comprise association pixels corresponding to positions of the current pixels;
wherein converting the color-block image into the simulation image comprises:
determining whether a color of a first current pixel is identical to a first association pixel;
when the color of the first current pixel is identical to the first association pixel, determining a pixel value of the first association pixel as a pixel value of the first current pixel; and
when the color of the first current pixel is different from the association pixel, calculating the pixel value of the first current pixel according to a pixel value of an association pixel unit by a first interpolation algorithm, wherein an image pixel unit comprises the association pixel unit, the association pixel unit has the same color with the first current pixel and is adjacent to the first association pixel; and
converting the simulation image into a simulation true-color image.

1. A charging device, comprising:a charging receiving terminal, configured to receive an alternating current from a mains supply;
a voltage adjusting circuit, having an input end coupled to the charging receiving terminal and comprising a first rectifier, a switch unit, a transformer and a synthesizing unit, wherein
the first rectifier is configured to rectify the alternating current from the mains supply and to output a voltage with a first pulsating waveform;
the switch unit is configured to modulate the voltage with the first pulsating waveform according to a control signal;
the transformer is configured to output a plurality of voltages with pulsating waveforms according to the modulated voltage with the first pulsating waveform; and
the synthesizing unit is configured to synthesize the plurality of voltages with the pulsating waveforms to output a second alternating current; wherein
an output end of the voltage adjusting circuit is configured to be coupled to a battery such that the second alternating current is applied to the battery directly, and for each cycle of the second alternating current, a peak voltage of a positive half is greater than an absolute value of a valley voltage of a negative half, the transformer comprises a primary winding, a first secondary winding and a second secondary winding, a first end of the primary winding is coupled to a first output end of the first rectifier, a second end of the primary winding is coupled to the switch unit, the first secondary winding and the second secondary winding both are coupled to the synthesizing unit, and the transformer is configured to output a voltage with a second pulsating waveform via the first secondary winding according to the modulated voltage with the first pulsating waveform and to output a voltage with a third pulsating waveform via the second secondary winding according to the modulated voltage with the first pulsating waveform, and the synthesizing unit is configured to synthesize the voltage with the second pulsating waveform and the voltage with the third pulsating waveform to output the second alternating current; and
a central control module, configured to output the control signal to the switch unit so as to adjust at least one of a voltage and a current of the second alternating current outputted by the voltage adjusting circuit, in response to a charging requirement of the battery.

1. A detection circuit for detecting an abnormal interface coupling, comprising:a power circuit;
a first USB interface, comprising a first power wire and a first signal wire, wherein a power end of the first power wire is coupled to the power circuit;
a second USB interface, comprising a second power wire and a second signal wire, wherein the second power wire and the second signal wire are short-circuited coupled, the second USB interface is coupled with the first USB interface, such that the second signal wire is coupled with the first signal wire; the first power wire is configured to receive a power signal outputted by the power circuit, and to output the power signal received to the second power wire in the second USB interface coupled with the first USB interface; and
a controller, wherein a first voltage sampling end of the controller is coupled to the power end of the first power wire, a second voltage sampling end of the controller is coupled to a signal end of the first signal wire, and the controller is configured to, before a charging is performed or during the charging, acquire a voltage of the first power wire from the first voltage sampling end, to acquire a voltage of the first signal wire from the second voltage sampling end, to calculate a voltage difference according to the voltage of the first power wire and the voltage of the first signal wire, and to determine whether the abnormal interface coupling between the first USB interface and the second USB interface occurs according to the voltage difference.

1. A method for fingerprint unlocking, comprising:acquiring a first fingerprint image;
determining the number of target feature points of the first fingerprint image;
acquiring a target adjustment parameter corresponding to the number of the target feature points according to a preset mapping relationship between the number of feature points and adjustment parameters, the adjustment parameters comprising an analog-to-digital converter (ADC) offset and an ADC gain;
receiving a second fingerprint image according to the target adjustment parameter;
matching the second fingerprint image with a preset fingerprint template; and
unlocking a terminal when the second fingerprint image matches with the preset fingerprint template.

1. A power adapter comprising:an adapter main body configured to acquire an alternating current from a power source and convert the alternating current into a direct current having a specified voltage;
an output port comprising a positive output port and a negative output port both electrically coupled to the adapter main body, and configured to acquire the direct current from the adapter main body, and supply the direct current to an external device via the positive output port and the negative output port;
a current divider arranged between the positive output port and the negative output port, and configured to split the direct current from the adapter main body upon receiving a control signal, so as to cause a value of an output voltage output through the positive output port and the negative output port to be less than or equal to a preset value; and
a processor communicating with the current divider and configured to transmit the control signal to the current divider.

1. A power adapter, configured to be coupled to a communication interface of an electronic device via a communication interface
thereof and to charge a battery in the electronic device, wherein the power adapter comprises an EMI filter circuit, a high-voltage
rectifier and filter circuit, an isolation transformer, an output filter circuit, and a voltage tracking and control circuit,
and the power adapter further comprises a power circuit, a main control circuit, a potential regulation circuit, a current
detection circuit, a voltage detection circuit and an output switch circuit;
an input terminal of the power circuit is coupled to a secondary terminal of the isolation transformer; a power terminal of
the main control circuit, a power terminal of the potential regulation circuit, and a power terminal of the current detection
circuit are jointly coupled to an output terminal of the power circuit, a high-potential terminal of the main control circuit
and a high-potential terminal of the potential regulation circuit are both coupled to a positive output terminal of the output
filter circuit, a potential regulation terminal of the potential regulation circuit is coupled to the voltage tracking and
control circuit; a direct current input terminal of the current detection circuit is coupled to a positive output terminal
of the output filter circuit; a current detection feedback terminal of the current detection circuit is coupled to a current
detection terminal of the main control circuit; a clock output terminal and a data output terminal of the main control circuit
are coupled to a clock input terminal and a data input terminal of the potential regulation circuit; a first detection terminal
and a second detection terminal of the voltage detection circuit are coupled to a direct current output terminal of the current
detection circuit and a negative output terminal of the output filter circuit respectively, a first output terminal and a
second output terminal of the voltage detection circuit are coupled to a first voltage detection terminal and a second voltage
detection terminal of the main control circuit respectively; an input terminal of the output switch circuit is coupled to
the direct current output terminal of the current detection circuit; an output terminal of the output switch circuit is coupled
to a third detection terminal of the voltage detection circuit; a ground terminal of the output switch circuit is coupled
to a negative output terminal of the output filter circuit; a controlled terminal and a power terminal of the output switch
circuit are coupled to a switch control terminal of the main control circuit and the secondary terminal of the isolation transformer
respectively; each of a negative output terminal of the output filter circuit, the output terminal of the output switch circuit,
and a first communication terminal and a second communication terminal of the main control circuit is coupled to the communication
interface of the power adapter; and

when the power adapter is charging the battery after the power adapter is powered on or reset, the main control module controls
the output switch module to switch off a direct current output of the power adapter, the voltage detection module detects
the output voltage of the power adapter and feeds back a voltage detection signal to the main control module, and the main
control module determines whether the output voltage of the power adapter is greater than a voltage threshold according to
the voltage detection signal; if the output voltage of the power adapter is greater than the voltage threshold, the main control
module continues to judge the output voltage of the power adapter; if the output voltage of the power adapter is not greater
than the voltage threshold, the main control module controls the output switch module to switch on the direct current output
of the power adapter, and drives the voltage tracking and control circuit through the potential regulation module to set an
output voltage of the isolation transformer as a conventional output voltage; the current detection module detects the output
current of the power adapter, and feeds back a current detection signal to the main control module; when the main control
module determines according to the current detection signal that the output current of the power adapter is within a conventional
current range for a preset time interval, the main control module performs a quick charge inquiry communication with the electronic
device, and after the electronic device sends a quick charge command to the main control module, the main control module drives
the voltage tracking and control circuit through the potential regulation module to adjust the output voltage of the isolation
transformer, according to battery voltage information fed back by the electronic device; when the output voltage of the power
adapter meets a voltage requirement for quick charge predefined by the electronic device, the main control module drives the
voltage tracking and control circuit through the potential regulation module to adjust the output voltage of the isolation
transformer, so that the power adapter outputs direct current according to a quick charge current value and a quick charge
voltage value.

1. A camera device, comprising:a supporting member;
a housing having a protrusive limiter at a first end, a second end of the housing fastened to the supporting member;
a camera lens;
a mounting barrel configured to mount the camera lens, the mounting barrel deployed inside the housing, the mounting barrel having a ring-shaped flange disposed on an exterior peripheral face thereof;
a plurality of elastic members disposed between the ring-shaped flange of the mounting barrel and the protrusive limiter of the housing for providing a force to make the ring-shaped flange and the protrusive limiter move away from each other; and
a rotating ring disposed between the ring-shaped flange and the supporting member, the rotating ring having a protruding member disposed thereon and the protruding member being rotated along with the rotating ring, the protruding member being abutted on the ring-shaped flange, central axes of the mounting barrel and the rotating ring forming an angle such that the mounting barrel is inclined with respect to the rotating ring.

1. A method for controlling unlocking, comprising:acquiring n2 underlying data values through n2 normal sensing electrodes of a fingerprint recognition module of a mobile terminal when a touch operation on the fingerprint recognition module is detected, wherein the fingerprint recognition module comprises n1 abnormal sensing electrodes and the n2 normal sensing electrodes, n1 and n2 being positive integers;
determining n1 reference underlying data values corresponding to the n1 abnormal sensing electrodes according to the n2 underlying data values acquired by the n2 normal sensing electrodes, wherein the n1 reference underlying data values and the n2 underlying data values form fingerprint data;
obtaining a fingerprint image according to the fingerprint data;
extracting feature points from the fingerprint image to form a reference feature point set;
matching the reference feature point set with template feature points of a pre-stored fingerprint template feature point set in descending order of matching priority of the template feature points, wherein a probability of successful matching of a template feature point having a higher matching priority is greater than that of a template feature point having a lower matching priority; and
unlocking the terminal when detecting that the number of template feature points that are matched with the reference feature point set is greater than a first preset threshold.

1. An electronic device, comprising: a metal housing and at least one switch, the metal housing comprising a peripheral frame provided with at least one micro-seam zone, the at least one micro-seam zone dividing the peripheral frame into at least one segment of frame body, each micro-seam zone being formed by at least two micro-seams arranged at intervals, and a metal part being provided between two adjacent micro-seams, the switch comprising a first end and a second end, the first end being electrically coupled to the frame body divided by the micro-seam zone, the second end being electrically coupled to the metal part, wherein the at least one segment of frame body divided by the at least one micro-seam zone being an independent antenna; the switch comprises a plurality of second ends, and the plurality of second ends are coupled to the different metal parts within the micro-seam zone, the antenna expands a variety of low-frequency bandwidths through different open-closed states of the switch.

1. A mobile communications terminal, comprising:a processor; and
a memory connected with the processor, the memory comprising a plurality of program instructions executable by the processor, the plurality of program instructions comprising:
a determining module configured to cause the processor to determine if a network identity of a visited public land mobile network (VPLMN) exists in an equivalent public land mobile network (EPLMN) list, wherein the EPLMN list comprises a network identity of a home public land mobile network (HPLMN) and a network identity of a VPLMN owned by a visited location operator who signs a roaming agreement with a home location operator who owns a subscriber identity module (SIM) card used in the mobile communications terminal;
an obtaining module configured to cause the processor to obtain a shared network information stored in an operator's server and to search for the network identity of the VPLMN from the shared network information upon a condition that the network identity of the VPLMN does not exist in the EPLMN list, wherein the operator's server is the home location operator's server or the visited location operator's server in which the visited location operator signs a roaming agreement with the home location operator;
an adding module configured to cause the processor to add the network identity of the VPLMN to the EPLMN list; and
an accessing module configured to cause the processor to access a network based on the EPLMN list.

1. A method of accessing a network, comprising:detecting information of a target user identification card inserted into a mobile terminal, and determining whether the target user identification card is included in at least one user identification card stored in advance by the mobile terminal; wherein the detecting and the determining comprises:
acquiring from a built-in storage space or a cloud storage space of the mobile terminal the information of the at least one user identification card stored in advance by the mobile terminal;
determining whether the information of the target user identification card is that of one of the at least one user identification card pre-stored in the built-in storage space and the cloud storage space of the mobile terminal;
when the information of the target user identification card is that of one of the at least one user identification card pre-stored in the built-in storage space and the cloud storage space of the mobile terminal, determining that the target user identification card is included in the at least one user identification card pre-stored by the mobile terminal; and
when the information of the target user identification card is not that of one of the at least one user identification card pre-stored in the built-in storage space and the cloud storage space of the mobile terminal, determining that the target user identification card is not included in the at least one user identification card pre-stored by the mobile terminal;
wherein the user identification card is a subscriber identity module (SIM) card, and the information of the user identification card comprises at least one selected from the group consisting of an operator of the SIM card, a network type supported by the SIM card, and a user of the SIM card;
when the target user identification card is not included in the at least one user identification card stored in advance by the mobile terminal, determining that the target user identification card is a new card inserted into the mobile terminal for the first time, and determining all the network types supported by the target user identification card according to a type of the target user identification card;
determining network identifiers of public land mobile networks (PLMNs) of all the network types, according to the network types supported by the target user identification card, and adding the network identifiers of the PLMNs of all the network types to an equivalent home public land mobile network (EHPLMN) list; and
when a target PLMN is found to match a network identifier in the EHPLMN list when the mobile terminal arrives at a place of visit from a designated location and begins to search for networks, establishing a communication connection between the mobile terminal and the target PLMN.

1. A charging circuit, coupled between a charging port of a mobile terminal and a battery, comprising:a first circuit, coupled to the charging port, being configured to draw direct current (DC) power via the charging port from an electrical power source, and being configured to convert the direct current (DC) power signal flowing through the charging port to alternating current (AC) power signal;
a second circuit, coupled to the battery, being configured to receive the alternating current (AC) power signal from the first circuit, and being configured to convert the alternating current (AC) power signal into direct current (DC) power signal to charge the battery;
a capacitance coupling component, coupled between the first circuit and the second circuit, being configured to pass the alternating current (AC) power signal but block the direct current (DC) power signal flowing from the first circuit to the second circuit;
wherein the capacitance coupling component is configured to couple the alternating current (AC) power signal from the first circuit to the second circuit when the first circuit is in a normal state and is configured to block off the direct current (DC) power signal flowing through the charging port and the first circuit when the first circuit is in a fault state due to malfunction.

1. A method for preventing false touches on a terminal, comprising:detecting a touch operation on a touch screen of a terminal, and obtaining a touch parameter of the touch operation;
judging whether the touch parameter matches a preset touch parameter; and
when the touch parameter matches the preset touch parameter, determining that the touch operation is an invalid operation, and ignoring the touch operation,
wherein the touch parameter comprises a press force value and a press duration, and judging whether the touch parameter matches the preset touch parameter comprises:
obtaining the maximum value of the press force value during the press duration;
recording a target duration from the detection of the touch operation until the press force value reaches the maximum value; and
determining that the touch parameter matches the preset touch parameter, based on a determination that the target duration is less than or equal to a preset duration.

1. A network access method, comprising:transmitting, before a mobile communication terminal reaches a visited place, a request for acquiring shared network information to a shared server if the mobile communication terminal detects that a network identification of a public land mobile network (PLMN) of the visited place does not exist in a local memory of the mobile communication terminal, the local memory being different from a subscriber identity module (SIM) card of the mobile communication terminal, wherein the network identification of the PLMN of the visited place is a network identification of an operator of the visited place, which signs a roaming agreement with an operator of a home place to which a subscriber identity module attached to the mobile communication terminal belongs, and the shared network information comprises the network identification of the PLMN of the visited place which a second terminal pushes to the shared server;
receiving, before the mobile communication terminal reaches the visited place, the shared network information which the shared server transmits in response to the request, and acquiring the network identification of the PLMN of the visited place from the shared network information;
adding, before the mobile communication terminal reaches the visited place, the network identification of the PLMN of the visited place to an equivalent PLMN (EPLMN) list by the mobile communication terminal, wherein the EPLMN list comprises a network identification of a PLMN of the home place and the network identification of the PLMN of the visited place; and
accessing a network according to the EPLMN list after the mobile communication terminal is moved from the home place to the visited place and the mobile communication terminal is turned on or closes a current airplane mode;
wherein before transmitting the request for acquiring the shared network information to the shared server if the mobile communication terminal detects that the network identification of the PLMN of the visited place does not exist in the local memory of the mobile communication terminal, the method comprises:
determining, before the mobile communication terminal reaches the visited place, whether the network identification of the PLMN of the visited place exists in the memory of the mobile communication terminal;
triggering, before the mobile communication terminal reaches the visited place, to perform a step of transmitting the request for acquiring the shared network information to the shared server, if a determined result is no; and
triggering, before the mobile communication terminal reaches the visited place, to perform a step of adding the network identification of the PLMN of the visited place to the EPLMN list, if the determined result is yes.

1. An image processing method, configured to convert a color-block image into a simulation image in an imaging apparatus, wherein the imaging apparatus comprises an image sensor, the image sensor comprises an array of photosensitive pixel units and an array of filter units arranged on the array of photosensitive pixel units, each filter unit corresponds to one photosensitive pixel unit, each photosensitive pixel unit comprises a plurality of photosensitive pixels; the color-block image comprises image pixel units arranged in a preset array, each image pixel unit comprises a plurality of original pixels, each photosensitive pixel corresponds to one original pixel; the image processing method comprises:dividing the color-block image into a plurality of analysis areas;
calculating a brightness value for each analysis area; and
combining the analysis areas each with the brightness value satisfying a predetermined condition as the brightness area;
converting the color-block image into the simulation image, wherein, the simulation image comprises a plurality of simulation pixels arranged in an array, the plurality of simulation pixels comprise a current pixel, the plurality of original pixels comprise an association pixel corresponding to the current pixel, the association pixel is located in the color-block image at a position corresponding to a position of the current pixel in the simulation image, the color-block image comprises the brightness area; and converting the color-block image into the simulation image comprises:
determining whether the association pixel is within the brightness area;
when the association pixel is within the brightness area, determining whether a color of the current pixel is identical to that of the association pixel;
when the color of the current pixel is identical to that of the association pixel, determining a pixel value of the association pixel as a pixel value of the current pixel; and
when the color of the current pixel is different from that of the association pixel, calculating the pixel value of the current pixel according to a pixel value of an association pixel unit through a first interpolation algorithm, wherein the image pixel unit comprises the association pixel unit, and the association pixel unit has a same color as the current pixel and is adjacent to the association pixel; and
when the association pixel is not within the brightness area, calculating the pixel value of the current pixel through a second interpolation algorithm, wherein a complexity of the first interpolation algorithm is greater than that of the second interpolation algorithm.

1. A USB (Universal Series Bus) interface, comprising:a USB interface main body, an inserting tongue of a power line configured for coupling to an external power line via inserting portions and an inserting tongue of a ground line configured for coupling to an external ground line via inserting portions; wherein, a bottom of the inserting tongue of the power line and a bottom edge of the inserting tongue of the ground line are coupled to the USB interface main body,
the inserting tongue of the power line has P inserting portions extending therefrom, where P is greater than or equal to 2;
the inserting tongue of the ground line has Q inserting portions extending therefrom, where Q is greater than or equal to 2;
at least two of the P inserting portions have different lengths; and
at least two of the Q inserting portions have different lengths.

1. A power adapter, comprising a communication interface through which the power adapter charges a battery in an electronic device and performs a data communication with the electronic device, an EMI filtering circuit, a high-voltage rectifying and filtering circuit, an isolation transformer, an output filtering circuit, and a voltage tracking and controlling circuit, wherein,the power adapter further comprises a power circuit, a main control circuit, a potential adjusting circuit, a current detection circuit, a voltage detection circuit and an output switch circuit;
an input end of the power circuit is connected with a secondary end of the isolation transformer; a power end of the main control circuit, a power end of the potential adjusting circuit and a power end of the current detection circuit are collectively connected with an output end of the power circuit; both a high-level end of the main control circuit and a high-level end of the potential adjusting circuit are connected with a positive output end of the output filtering circuit; a potential adjusting end of the potential adjusting circuit is connected with the voltage tracking and controlling circuit; a direct current input end of the current detection circuit is connected with the positive output end of the output filtering circuit; a current feedback end of the current detection circuit is connected with a current detecting end of the main control circuit; a clock output end of the main control circuit is connected with a clock input end of the potential adjusting circuit; a data output end of the main control circuit is connected with a data input end of the potential adjusting circuit; a first detecting end and a second detecting end of the voltage detection circuit are connected with a direct current output end of the current detection circuit and a negative output end of the output filtering circuit respectively; a first output end and a second output end of the voltage detection circuit are connected with a first voltage detecting end and a second voltage detecting end of the main control circuit respectively; an input end of the output switch circuit is connected with the direct current output end of the current detection circuit; an output end of the output switch circuit is connected with a third detecting end of the voltage detection circuit; a ground end of the output switch circuit is connected with the negative output end of the output filtering circuit; a controlled end of the output switch circuit is connected with a switching control end of the main control circuit; a power end of the output switch circuit is connected with the secondary end of the isolation transformer; each of the negative output end of the output filtering circuit, the output end of the output switch circuit and a first communication end and a second communication end of the main control circuit is connected with the communication interface;
the power circuit obtains power supply from the isolation transformer and provides the power supply for the main control circuit, the potential adjusting circuit and the current detection circuit; when a quick charging is performed on the battery in the electronic device, the potential adjusting circuit drives the voltage tracking and controlling circuit to adjust an output voltage of the isolation transformer according to a control signal sent by the main control circuit; the current detection circuit detects an output current of the power adapter and feeds back a current detecting signal to the main control circuit, and the voltage detection circuit detects an output voltage of the power adapter and feeds back a voltage detecting signal to the main control circuit; the output switch circuit turns on or off a direct current output of the power adapter according to a switching control signal sent by the main control circuit;
when a conventional charging or a quick charging is performed on the battery in the electronic device, the main control circuit determines whether the output current of the power adapter is greater than a current threshold according to the current detecting signal and determines whether the output voltage of the power adapter is greater than a voltage threshold according to the voltage detecting signal; if the output current of the power adapter is greater than the current threshold and/or the output voltage of the power adapter is greater than the voltage threshold, the main control circuit controls the output switch circuit to turn off the direct current output of the power adapter;
during the data communication between the main control circuit and the electronic device, if the electronic device determines that the output current of the power adapter is greater than the current threshold and/or the output voltage of the power adapter is greater than the voltage threshold, and feeds back a charging stop instruction to the main control circuit, the main control circuit controls the output switch circuit to turn off the direct current output of the power adapter according to the charging stop instruction; and
if the electronic device determines that an overcurrent and/or overvoltage occurs in the output of the power adapter, the electronic device turns off the communication interface thereof actively so as to turn off a connection to the power adapter.

1. An encryption method for encrypting data comprising:acquiring the data to be encrypted and user information relevant to the encryption including acquired user information of a sending terminal and acquired user information of a corresponding terminal;
acquiring user information of the sending terminal, turning on a eyeball acquisition module of the sending terminal based on a successful validation of the acquired user information of the sending terminal, and collecting eyeball information of a user of the sending terminal by the eyeball acquisition module of the sending terminal;
sending, based on the user information relevant to the encryption, a key acquisition instruction to the corresponding terminal, to instruct the corresponding terminal to collect eyeball information of a user of the corresponding terminal by an eyeball acquisition module of the corresponding terminal, wherein the eyeball information of the user of the corresponding terminal is served as a key;
receiving the key returned from the corresponding terminal;
encrypting the data to be encrypted by using the returned key and the eyeball information of the user of the sending terminal;
transmitting encrypted data to the corresponding terminal to turn on the eyeball acquisition module of the corresponding terminal;
collecting the eyeball information of the user of the corresponding terminal by the eyeball acquisition module of the corresponding terminal;
opening a video window of the corresponding terminal to collect the eyeball information of the user of the sending terminal through the video window, wherein the encrypted data can be decrypted by using the eyeball information of the user of the corresponding terminal and the eyeball information of the user of the sending terminal.

1. A circuit for switching a charging mode, coupled to a cell, being externally coupled to a quick-charging adapter, and the circuit for switching a charging mode comprising:a switch circuit, having a cell terminal, a charging terminal and a first controlled terminal, wherein the cell terminal is coupled to the cell, and the switch circuit is configured to connect the charging terminal and the cell terminal if a connection instruction is received from the first controlled terminal, such that the quick-charging adapter charges the cell via the switch circuit;
a switching assembly, having a data interface terminal, a first switching terminal, a second switching terminal and a controlled terminal, and configured to receive a switching instruction from the controlled terminal, wherein an electric connection between the data interface terminal and the first switching terminal is established if the switching instruction specifies the first switching terminal, and an electric connection between the data interface terminal and the second switching terminal is established if the switching instruction specifies the second switching terminal;
a first controller, having a first data transmission terminal, a first data terminal, a first controlling terminal and a third controlling terminal, wherein the first data terminal is coupled to the first switching terminal of the switching assembly, the first controlling terminal is coupled to the controlled terminal of the switching assembly, the third controlling terminal is coupled to the first controlled terminal of the switch circuit, and the first controller is configured to receive a charging instruction and further configured to receive a quick-charging instruction at the first data terminal via the data interface terminal of the switching assembly, and further configured to send the connection instruction from the third controlling terminal if the charging instruction is received and the quick-charging instruction is received; and
a second controller, having a second data transmission terminal, a second data terminal and a second controlling terminal, wherein the second data terminal is coupled to the second switching terminal of the switching assembly, the second controlling terminal is coupled to the controlled terminal of the switching assembly, the second data transmission terminal is coupled to the first data transmission terminal of the first controller, and the second controller is configured to send the charging instruction to the first controller if an insertion of the quick-charging adapter is detected at the second data terminal via the data interface terminal of the switching assembly.

1. A non-transitory computer-readable medium storing instructions therein that, when executed by one or more processors, cause the one or more processors to perform operations comprising:inserting information indicating an identity of a mobile switching center server serving a user equipment in a first communication network to an attach request, the attach request configured to be delivered for storing to a network node residing in a second communication network from the user equipment over a signaling layer the information indicating the identity of the mobile switching center server serving the user equipment in the first communication network being used by the network node to select the mobile switching center server in a circuit-switched fallback situation.

9. A mobile terminal, comprising:a processor, a memory, a communication interface, a fingerprint identification module, and a communication bus; the processor, the memory, and the fingerprint identification module, and the communication interface being coupled and communicating with each other via the communication bus, wherein:
the memory is configured to store executable program codes;
the fingerprint identification module is configured to acquire fingerprint data;
the communication interface is configured for wireless communication; and
the processor is configured to invoke the executable program codes stored in the memory to:
acquire a number of feature points in a current feature point set of a finger of a user, the current feature point set being formed by scanning the finger by the mobile terminal according to a current sensing electrode set, the current sensing electrode set comprising sensing electrodes from the ([M/2]?k11)th row to ([M/2]+k12)th row in a sensing electrode array with M rows and N columns, the sensing electrode array being arranged in a fingerprint identification module of the mobile terminal, and M, N, k11, and k12 being positive integers;
add X rows of sensing electrodes to the current sensing electrode set to update the current sensing electrode set, when the number of the feature points in the current feature point set is smaller than a first preset threshold;
scan the finger according to sensing electrodes in the current sensing electrode set updated to obtain the fingerprint data;
generate a fingerprint image base on the fingerprint data;
extract feature points from the fingerprint image, and update the current feature point set based on the feature points extracted, the X rows comprising X1 rows preceding and adjacent to the ([M/2]?k11)th row and X2 rows next to and adjacent to the ([M/2]+k12)th row, with X1, X2, and X being positive integers; and
unlock the mobile terminal when the number of the feature points in the current feature point set is greater than or equal to the first preset threshold and the current feature point set is matched with a pre-saved fingerprint template.

16. A terminal comprising:a first transceiver unit configured to receive handshake information from a power adaptor before the terminal receives a charging current from the power adaptor;
a determining unit configured to determine an initial charging parameter according to the handshake information; and
a second transceiver unit configured to send the initial charging parameter to the power adaptor to instruct the power adaptor to charge the terminal according to the initial charging parameter.

1. A charging system, comprising a charging adapter and a mobile terminal, wherein,
the charging adapter comprises:
a second USB interface, having P second power wires, Q second ground wires and N second data wires, wherein P is greater than
or equal to 2, Q is greater than or equal to 2, and N is greater than or equal to 1; and

an adjusting circuit, having a power terminal, a power signal output terminal and a ground signal output terminal, the power
terminal being coupled to an external mains supply, the power signal output terminal being coupled to each of the P second
power wires, the ground signal output terminal being coupled to each of the Q second ground wires, and the adjusting circuit
being configured to perform a rectifying and a filtering on the mains supply to obtain an original power signal, to perform
a voltage adjustment on the original power signal and to output a power signal after the voltage adjustment via the power
signal output terminal,

the mobile terminal comprises:
a first USB interface, having P first power wires, Q first ground wires and N first data wires, the P first power wires of
the first USB interface being insertion-connected with the P second power wires of the second USB interface correspondingly,
the Q first ground wires of the first USB interface being insertion-connected with the Q second ground wires of the second
USB interface correspondingly, and the N first data wires of the first USB interface being insertion-connected with the N
second data wires of the second USB interface correspondingly,

the mobile terminal further comprises:
a first controller, having a sample terminal and a first data terminal, the first data terminal being coupled to one or more
first data wires of the first USB interface, and the first controller being configured to receive a voltage value of a cell
output by a cell connector via the sample terminal and to send the voltage value of the cell via the first data terminal;
and

a switch circuit, having a cell terminal, a charging terminal, a first controlled terminal and a second controlled terminal,
the cell terminal being coupled to an anode of the cell, the charging terminal being coupled to the first power wires of the
first USB interface, the first controlled terminal being coupled to a first control terminal of the first controller, the
second controlled terminal being coupled to a second control terminal of the first controller, and the switch circuit being
configured to couple the charging terminal with the cell terminal when receiving via the first controlled terminal a coupling
instruction sent by the first controller, such that the charging adapter charges the cell; and to switch off a coupling between
the charging terminal and the cell terminal when receiving via the second controlled terminal a first switch-off instruction
sent by the first controller, such that the charging adapter stops charging the cell,

the switch circuit comprises a second capacitor, a third capacitor, a second resistor, a third resistor, a fourth resistor,
a fifth resistor, a first Schottky diode, a second Schottky diode, a third Schottky diode, a NPN triode and a switch module;

a first terminal of the second resistor, a second terminal of the switch module, a first terminal of the second capacitor
and a second terminal of the second resistor are configured as the cell terminal, the charging terminal, the first controlled
terminal and the second controlled terminal of the switch circuit respectively, a first terminal and a second terminal of
the third resistor are coupled to the second terminal of the second resistor and a base electrode of the NPN triode respectively,
an anode and a cathode of the third Schottky diode are coupled to an emitter electrode of the NPN triode and ground respectively,
an anode and a cathode of the first Schottky diode are coupled to the first terminal of the second resistor and a second terminal
of the second capacitor respectively, an anode and a second cathode of the second Schottky diode are coupled to the second
terminal of the second capacitor and a first terminal of the fourth resistor respectively, a first terminal and a second terminal
of the third capacitor are coupled to the cathode of the first Schottky diode and ground respectively, a first terminal and
a second terminal of the fifth resistor are coupled to a second terminal of the fourth resistor and ground respectively, a
collector electrode of the NPN triode is coupled to the second terminal of the fourth resistor, and a first terminal and a
controlled terminal of the switch module are coupled to the first terminal of the second resistor and the second terminal
of the fourth resistor respectively.

1. A power adapter, comprising a power conversion unit and a charging interface, the power conversion unit being configured to form a charging loop with a terminal via the charging interface so as to charge a battery of the terminal, and wherein, the power adapter further comprises an anomaly detection unit and an anomaly handling unit;the anomaly detection unit is configured to detect whether an anomaly occurs in the charging loop, and the anomaly handling unit is configured to control the charging loop to enter into a protection state if the anomaly occurs in the charging loop, wherein
the anomaly detection unit is configured to: detect a value of the output voltage of the power adapter; compare the value of the output voltage of the power adapter with a first voltage threshold; and determine that the output voltage of the power adapter is an over-voltage and that the anomaly occurs in the charging loop, if the value of the output voltage is greater than the first voltage threshold;
and/or, the anomaly detection unit is configured to: detect a value of the output current of the power adapter; compare the value of the output current of the power adapter with a first current threshold; and determine that the output current of the power adapter is an over-current and that the anomaly occurs in the charging loop, if the value of the output current is greater than the first current threshold.

1. A charging method, applied to a charging device and comprising:sending a quick-charging request to a device needing to be charged;
receiving a quick-charging permission instruction in response to the quick-charging request from the device needing to be charged;
sending a notification request for obtaining a voltage value of a cell of the device needing to be charged to the device needing to be charged;
receiving the voltage value of the cell in response to the notification request from the device needing to be charged;
performing current regulation based on the voltage value of the cell and outputting a power signal after the current regulation to charge the cell.

1. A method for adjusting a screen displaying direction, comprising:acquiring a first fingerprint;
entering a state of adjusting the screen displaying direction, when the first fingerprint is matched with a pre-stored authority fingerprint, wherein the pre-stored authority fingerprint is a fingerprint having authority to adjust the screen displaying direction;
acquiring an input direction of the first fingerprint;
adjusting the screen displaying direction according to the input direction of the first fingerprint;
entering a state of adjusting the size of a screen display area, when the first fingerprint is reacquired again within a predetermined time period;
recording a time period that the first fingerprint stays on a fingerprint sensor; and
adjusting the size of the screen display area according to the time period recorded, wherein a plurality of time periods that the first fingerprint stays on a fingerprint sensor are preset, and each time period preset corresponds to one size of the screen display area.

1. A mobile terminal, comprising:an external interface body;
an antenna assembly, comprising:
a first antenna and a second antenna, wherein the external interface body is disposed in an antenna clearance area defined by the first antenna and the second antenna; and
a diplexer connected to the first antenna, the second antenna, and a feed of a board of the mobile terminal; and
a first filter unit disposed between the first antenna and the external interface body, wherein the first filter unit is connected to a first circuit board of the external interface body to reduce interference from the external interface body to the antenna assembly; and
a second filter unit;
wherein the external interface body is an earphone socket, the first antenna is disposed on a side of the earphone socket and the second antenna is disposed on another side of the earphone socket, and the second filter unit is disposed between the second antenna and the earphone socket and is connected to a second circuit board of the earphone socket to reduce interference from the earphone socket to the antenna assembly.

1. A method for accessing to a network, characterized in that the method comprises:determining a network standard supported by a mobile communication terminal;
determining a type of user identification card supported by the mobile communication terminal based on the network standard supported by the mobile communication terminal;
determining a network identity of PLMN in compliance with the network standard supported by the mobile communication terminal based on the type of user identification card being supported;
adding the network identity to an equivalent public land mobile network (EPLMN) list; the EPLMN list being configured to solve problems related to user retention and roaming strategy in shared networks and original networks and being disposed in the mobile communication terminal in advance rather than the user identification card, the EPLMN list comprising equivalent PLMNs deployed by operators, the equivalent PLMNs realizing sharing of communication network resources;
scanning network identities of PLMNs broadcasted by a base station when the user identification card is inserted into the mobile communication terminal for the first time;
comparing the scanned network identities of the PLMNs with the network identity of PLMN in the EPLMN list;
establishing a communication connection between the mobile communication terminal and a matching PLMN upon a condition that the matching PLMN is found to match the network identity in the EPLMN list, and outputting a reminder message configured to remind a user of a time needed to connect to the network this time;
outputting a reminder message to remind the user of network access failure and reasons of failure upon a condition that there is no matching PLMN to match the network identity in the EPLM list.

1. A quick charging method applied in a mobile terminal, the mobile terminal being coupled to a power adapter via a universal serial bus (USB) interface, power lines of the USB interface being used for charging a battery of the mobile terminal, data lines of the USB interface being used for communication between the mobile terminal and the power adapter, the mobile terminal supporting a normal charging mode and a quick charging mode, a charging speed of the quick charging mode being greater than that of the normal charging mode, the method comprising:determining, by the mobile terminal, a type of the power adapter when it is detected that the power adapter is coupled to the mobile terminal;
determining, by the mobile terminal, whether the current status of the mobile terminal satisfies a quick charging condition;
activating, by the mobile terminal, a quick charging communication process between the mobile terminal and the power adapter when it is determined that the power adapter is not a computer and that the current status of the mobile terminal satisfies the quick charging condition, and transmitting, by the mobile terminal, a first instruction to the power adapter, wherein the first instruction requests the power adapter to charge the battery in the quick charging mode;
transmitting, by the mobile terminal, a second instruction to the power adapter to determine a charging voltage of the quick charging mode, wherein the second instruction indicates whether the output voltage of the power adapter is proper;
communicating, by the mobile terminal, with the power adapter to determine a charging current of the quick charging mode; and
communicating, by the mobile terminal, with the power adapter to constantly transmit information of a current voltage of the battery to the power adapter, after the power adapter adjusts an output voltage and output current of the power adapter to be the charging voltage and the charging current of the quick charging mode respectively and enters a constant current phase, wherein in the constant current phase, the power adapter is configured to adjust the output current according to the voltage of the battery, and charge the battery in a multi-stage constant current mode, wherein in the multi-stage constant current mode, multiple constant current charging stages corresponding to different constant charging currents are conducted successively.

1. A charging method, comprising:constant-current charging a rechargeable battery until a voltage of the rechargeable battery reaches a first predetermined voltage; and
charging the rechargeable battery with a gradually decreasing charging voltage until a charging process is completed; wherein
the step of charging the rechargeable battery with a gradually decreasing charging voltage until a charging process is completed comprises:
charging the rechargeable battery with a gradually decreasing charging voltage; and
determining that the charging process is completed when a difference between a cell voltage of the rechargeable battery and the charging voltage is less than or equal to a predetermined threshold and a charging current is less than a predetermined current.

1. A network server, comprising:a processor; and
a memory configured to store executable program codes, which, when executed, cause the processor to:
receive a network identity (ID) acquisition request from a first mobile communication terminal sent through a wireless local area network;
broadcast the network ID acquisition request in the local area network;
receive a public land mobile network (PLMN) network ID of a local operator from a second mobile communication terminal, the PLMN network ID of the local operator comprising a PLMN network ID of a local operator who has contracted with a home operator of the second mobile communication terminal; and
unicast the PLMN network ID of the local operator to the first mobile communication terminal, or broadcast the PLMN network ID of the local operator within the local area network.

1. A method for fingerprint unlocking, comprising:receiving, by a user terminal, a partial fingerprint image during a process of pressing a fingerprint recognition module of the user terminal;
wherein receiving, by the user terminal, the partial fingerprint image comprises:
dividing, by the user terminal, a fingerprint image received by the user terminal into multiple regions;
calculating, by the user terminal, a clarity of each of the multiple regions;
determining, by the user terminal, among the multiple regions a region with the greatest clarity as the partial fingerprint image;
judging, by the user terminal and before receiving the partial fingerprint image by the user terminal, whether a press force applied to the fingerprint recognition module is larger than a preset threshold, and receiving by the user terminal, the partial fingerprint image when the press force applied to the fingerprint recognition module is larger than the preset threshold;
matching, by the user terminal, the partial fingerprint image with a preset fingerprint template; and
unlocking, by the user terminal, the user terminal when the partial fingerprint image is matched with the preset fingerprint template;
wherein, matching, by the user terminal, the partial fingerprint image with the preset fingerprint template comprises:
performing, by the user terminal, a feature point extraction processing on the partial fingerprint image to acquire multiple feature points;
selecting, by the user terminal, target feature points from the multiple feature points;
matching, by the user terminal, the target feature points with the preset fingerprint template, and
wherein, selecting, by the user terminal, the target feature points from the multiple feature points comprises:
determining, by the user terminal, among the multiple feature points feature points with grey values falling within a preset range to be the target feature points; and
removing, by the user terminal, a portion of the multiple feature points according to a preset processing, and determining, by the user terminal, the remaining feature points among the multiple feature points as the target feature points.

1. A power adapter, comprising:a first rectifier, configured to rectify an input alternating current and to output a voltage with a first pulsating waveform;
a switch unit, configured to modulate the voltage with the first pulsating waveform according to a control signal;
a transformer, having a primary winding, a plurality of secondary windings and an auxiliary winding, wherein the transformer is configured to output a plurality of voltages with pulsating waveforms via the plurality of secondary windings according to the modulated voltage with the first pulsating waveform, and to couple the modulated voltage with the first pulsating waveform via the auxiliary winding;
a synthesizing unit, configured to synthesize the plurality of voltages with the pulsating waveforms to output a second alternating current, wherein for each cycle of the second alternating current, an absolute value of a peak voltage of a positive half of the second alternating current is greater than that of a trough voltage of a negative half of the second alternating current;
a first charging interface, coupled to an output end of the synthesizing unit, and configured to apply the second alternating current to a battery in a terminal via a second charging interface of the terminal when the first charging interface is coupled to the second charging interface, in which the second charging interface is coupled to the battery;
a sampling unit, configured to sample a voltage and/or a current at the auxiliary winding to obtain a voltage sampling value and/or a current sampling value; and
a control unit, coupled to the sampling unit and the switch unit respectively, and configured to output the control signal to the switch unit, and to adjust a duty ratio of the control signal according to the current sampling value and/or the voltage sampling value, such that the second alternating current meets a charging requirement of the terminal.

1. A metal rear cover for a terminal, comprising a base plate provided with at least one micro-seam band, the at least one micro-seam band comprising a plurality of micro-seams,wherein the plurality of micro-seams are arranged equidistantly, a distance between two adjacent micro-seams is larger than a width of the micro-seam, the at least one micro-seam band divides the base plate into at least two radiation parts, the at least two radiation parts comprise a first radiation part and a second radiation part, the first radiation part is configured to be coupled to a matching circuit and to emit an electromagnetic wave, and the second radiation part is isolated from the first radiation part,
wherein a conducting switch is coupled between the first radiation part and the second radiation part, and configured to disconnect or connect the first radiation part with the second radiation part,
when the conducting switch connects the first radiation part with the second radiation part, the first radiation part and the second radiation part are both coupled to a feeding signal, and the metal rear cover realizes transceiving of a first preset frequency range,
when the conducting switch disconnects the first radiation part with the second radiation part, only the first radiation part is coupled to the feed signal, so that only the first radiation part generates a radio frequency, and the metal rear cover realizes transceiving of a second preset frequency range.

1. A method of pushing passwords applicable to a first terminal device, comprising:establishing a sharing cryptographic library that stores a plurality of application program identification codes, wherein one account name and one password correspond to each application program identification code;
capturing, by the first terminal device, a first biological characteristic information of a user;
setting a time interval threshold upon capturing the first biological characteristic information;
determining whether a pull request is received from a second terminal device within the time interval threshold, wherein the pull request comprises a second biological characteristic information and a current application program identification code, wherein the second biological characteristic information is captured by the second terminal device;
determining whether the first biological characteristic information captured at the first terminal device matches with the second biological characteristic information from the second terminal device, when the pull request is received from the second terminal device within the time interval threshold; and
when the first biological characteristic information is matched with the second biological characteristic information, reading an account name and a password of the current application program identification code from the sharing cryptographic library, and pushing the account name and the password of the current application program identification code to the second terminal device, such that the account name and the password of the current application program identification code are shared between the first terminal device and the second terminal device.

11. A battery charging control method, based on a battery charging control device, wherein:the battery charging control device is coupled with a battery and a controller in a terminal; the battery is charged by obtaining direct current from an external power adapter via a communication interface of the terminal, the controller controls the communication interface of the terminal to switch on or off, and the battery charging control device comprises a battery connector, a main control module and a quick charging switch module;
the battery connector is coupled with an electrode of the battery, the main control module is coupled with the battery connector, a first switch control terminal and a second switch control terminal of the main control module are coupled with a first controlled terminal and a second controlled terminal of the quick charging switch module respectively, both a first communication terminal and a second communication terminal of the main control module are coupled with the communication interface, the main control module is also coupled with the controller, an input terminal of the quick charging switch module is coupled with a power wire of the communication interface, and an output terminal of the quick charging switch module is coupled with the battery connector;
when a regular charging is performed on the battery, the main control module controls the quick charging switch module to switch off; when a quick charging is performed on the battery, the main control module controls the quick charging switch module to switch on, and the direct current is introduced into the quick charging switch module via the communication interface, so as to charge the battery via the battery connector;
during the regular charging or the quick charging, the main control module performs a data communication with the external power adapter via the communication interface, and obtains a charging voltage and a charging current for the battery; if the charging voltage is greater than a voltage threshold and/or the charging current is greater than a current threshold, the main control module sends a charging switch-off instruction, such that the controller controls the communication interface to switch off; if the charging voltage is less than or equal to the voltage threshold and the charging current is less than or equal to the current threshold, the main control module continues to obtain the charging voltage and the charging current,
the battery charging control method comprises acts of:
A) performing by the main control module a data communication with the external power adapter, and obtaining a charging voltage and a charging current for the battery;
B) determining by the main control module whether the charging voltage is greater than a voltage threshold and determining by the main control module whether the charging current is greater than a current threshold, executing act C if the charging voltage is greater than the voltage threshold and/or the charging current is greater than the current threshold, and returning to act A if the charging voltage is less than or equal to the voltage threshold and the charging current is less than or equal to the current threshold;
C) sending by the main control module a charging switch-off instruction, such that the controller controls the communication interface to switch off.

1. A network access method, comprising:transmitting, before a mobile communication terminal reaches a visited place, a request for acquiring shared network information to a shared server in response to the mobile communication terminal detecting that a network identification of a public land mobile network (PLMN) of the visited place does not exist in a local memory of the mobile communication terminal, the local memory being different from a subscriber identity module (SIM) card of the mobile communication terminal, wherein the network identification of the PLMN of the visited place is a network identification of an operator of the visited place, which signs a roaming agreement with an operator of a home place to which a subscriber identity module attached to the mobile communication terminal belongs, and the shared network information comprises the network identification of the PLMN of the visited place pushed to the shared server;
receiving, before the mobile communication terminal reaches the visited place, the shared network information which the shared server transmits in response to the request, and acquiring the network identification of the PLMN of the visited place from the shared network information;
adding, before the mobile communication terminal reaches the visited place, the network identification of the PLMN of the visited place to an equivalent PLMN (EPLMN) list by the mobile communication terminal, wherein the EPLMN list is stored in the mobile communication terminal and comprises a network identification of a PLMN of the home place and the network identification of the PLMN of the visited place; and
accessing a network according to the EPLMN list;
wherein before transmitting the request for acquiring the shared network information to the shared server in response to the mobile communication terminal detecting that the network identification of the PLMN of the visited place does not exist in the local memory of the mobile communication terminal, the method further comprising:
determining, before the mobile communication terminal reaches the visited place, whether the network identification of the PLMN of the visited place exists in the local memory of the mobile communication terminal;
triggering, before the mobile communication terminal reaches the visited place, to perform a step of transmitting the request for acquiring the shared network information to the shared server, if a determined result is no; and
triggering, before the mobile communication terminal reaches the visited place, to perform a step of adding the network identification of the PLMN of the visited place to the EPLMN list, if the determined result is yes.

1. A method for upgrading firmware of an adapter, the method comprising:transmitting, by a mobile terminal, a set of n data blocks of a first upgrade file to the adapter, wherein the first upgrade file is configured to upgrade the firmware of the adapter, and the number n is a positive integer either less than or equal to a total number of data blocks of the first upgrade file;
receiving, by the mobile terminal, a first response information fed back from the adapter responsive to the data block transmission; and
determining, by the mobile terminal, that upgrading the firmware of the adapter fails when the first response information fed back from the adapter indicates that the adapter fails to receive all of the set of n data blocks of the first upgrade file;
re-transmitting, by the mobile terminal, the first upgrade file to the adapter based on the first response information if the mobile terminal determines that upgrading the firmware of the adapter fails when a data transmission error of the set of n data blocks of the first upgrade file is detected.

1. A charging method, comprising:constant-current charging a rechargeable battery until a voltage of the rechargeable battery reaches a first predetermined voltage; and
charging the rechargeable battery with a gradually decreasing charging voltage until a charging process is completed; wherein
the step of charging the rechargeable battery with a gradually decreasing charging voltage until a charging process is completed comprises:
charging the rechargeable battery with a gradually decreasing charging voltage; and
determining that the charging process is completed when a difference between a cell voltage of the rechargeable battery and the charging voltage is less than or equal to a predetermined threshold and a charging current is less than a predetermined current.

10. A terminal for mobile communication, comprising:a processor; and
a memory coupled to the processor, the memory configured to store instructions, which when executed by the processor, become operational with the processor to:
access a LAN of a visited place;
send a network identity (ID) acquisition request to a network server of the LAN, after accessing the LAN of the visited place;
receive from the network server a public land mobile network (PLMN) network ID of at least one visited place operator signed with a home operator of the terminal and add the received PLMN network ID to a PLMN list stored at the terminal, wherein the PLMN network ID is either unicasted or broadcasted by the network server in response to the network ID acquisition request; and
conduct network access at the visited place according to the PLMN list;
the PLMN list comprising at least one of an equivalent home public land mobile network (EHPLMN) list and an equivalent public land mobile network (EPLMN) list;
the processor configured to add the received PLMN network ID to a PLMN list is further configured to add the received PLMN network ID to the EPLMN list;
the processor configured to conduct network access at the visited place according to the PLMN list is further configured to:
search for a PLMN of the visited place (VPLMN);
compare network IDs in the EHPLMN list with a network ID of a searched VPLMN, and compare network IDs in the EPLMN list with the network ID of the searched VPLMN when the EHPLMN list does not comprise a network ID that matches the network ID of the searched VPLMN; and
initiate network registration to a network corresponding to a network ID that matches the network ID of the searched VPLMN when the EHPLMN list comprises the network ID that matches the network ID of the searched VPLMN.

1. A charging method, applied in a charging system comprising a charging adapter and a mobile terminal, and comprising:with a cell detection circuit, acquiring a voltage value of a cell, and sending the voltage value of the cell to a second controller, wherein the charging adapter comprises the second controller, and the mobile terminal comprises the cell detection circuit and the cell;
with the second controller, searching a threshold range table to obtain a current adjusting instruction matched with a threshold range containing the voltage value of the cell, and sending the current adjusting instruction to an adjusting circuit, wherein the charging adapter comprises the adjusting circuit, the threshold range table records one or more threshold ranges and one or more current adjusting instructions having a one-to-one mapping relation with the one or more threshold ranges; and the adjusting circuit comprises a current detection circuit;
with the current detection circuit, detecting a current value of a power signal outputted by the adjusting circuit, and sending the current value detected to the second controller;
with the second controller, calculating a difference between the current value detected and a current value specified by the current adjusting instruction, and sending a calibration instruction to the adjusting circuit if an absolute value of the difference calculated is greater than a difference threshold;
with the adjusting circuit, calibrating the power signal according to a current difference specified by the calibration instruction, and outputting a calibrated power signal, wherein a current value of the calibrated power signal is equal to the current value specified by the current adjusting instruction;
sending the power signal to a first charging interface of the mobile terminal by the charging adapter through a second charging interface, such that the charging adapter charges the cell of the mobile terminal; wherein a first power line in the first charging interface is coupled to a second power line in the second charging interface, a first ground line in the first charging interface is coupled to a second ground line in the second charging interface, there are P first power lines and Q first ground lines, where P is greater than or equal to 2, and Q is greater than or equal to 2.

1. A front cover assembly, comprising:a frame, having a first wall and a second wall connecting to the first wall, and defining a receiving cavity;
a cover glass partially received in the receiving cavity of the frame, the cover glass having a light exiting face and a lateral face facing the frame, the cover glass having a step portion at the lateral face, the step portion having a first face and a second face, a first gap defined between the first face of the step portion and the first wall of the frame, a second gap defined between the second face of the step portion and the second wall of the frame, a third gap defined between the lateral face of the cover glass and the frame; and
a waterproof glue, located at the first face and the second face of the step portion of the cover glass, at the first wall and the second wall of the frame, wherein the waterproof glue fills the first gap and the second gap, and the third gap is void and communicates with an environmental empty space located at a light exiting side,
wherein the lateral face of the cover glass has a first portion and a second portion, the step portion is deployed at the first portion, the second portion is connected to the light exiting face of the cover glass, and the second portion is a curved face and exposed to the environmental empty space located at the light exiting side,
wherein the first face and the second face of the step portion form an obtuse angle therebetween, and the obtuse angle faces the first wall and the second wall of the frame.

1. A method for fingerprint unlocking, comprising: acquiring fingerprint information;determining, from among preset fingerprint matching data, a target group number of a group of fingerprint that is most similar to the fingerprint information, the preset fingerprint matching data corresponding to N groups of fingerprint, wherein each group of fingerprint corresponds to multiple fingerprint templates and has one unique identification group number, and N is an integer greater than 1;
comparing the fingerprint information with fingerprint templates of fingerprints corresponding to the target group number; and
unlocking a terminal when a target matching value between a fingerprint template of the fingerprints corresponding to the target group number and the fingerprint information is determined, wherein the target matching value is greater than a first preset threshold;
wherein the determining, from among preset fingerprint matching data, a target group number of a group of fingerprint that is most similar to the fingerprint information comprises:
comparing the fingerprint information with at least one fingerprint template of each of the N groups of fingerprints of the preset fingerprint matching data, respectively, to obtain multiple matching values; and
determining a group number corresponding to a fingerprint template having the maximum matching value among the multiple matching values to be the target group number, when the maximum matching value is less than or equal to the first preset threshold and greater than a second preset threshold; and
wherein the method further comprises the following after unlocking the terminal:
increasing a number of times of successful match of the target group number by 1; and
sorting the N groups of fingerprints in descending order of the number of times of successful match when the number of times of successful match recorded by the terminal satisfies a preset condition, and re-numbering the N groups of fingerprints sorted, whereby the terminal compares fingerprint information acquired next time with the re-numbered N groups of fingerprints.

1. A power adapter, comprising a power conversion unit and a charging interface, the power conversion unit being configured to form a charging loop with a terminal via the charging interface so as to charge a battery of the terminal, and wherein, the power adapter further comprises an anomaly detection unit and an anomaly handling unit;the anomaly detection unit is configured to detect whether an anomaly occurs in the charging loop, and the anomaly handling unit is configured to control the charging loop to enter into a protection state if the anomaly occurs in the charging loop, wherein
the anomaly detection unit is configured to: detect a value of the output voltage of the power adapter; compare the value of the output voltage of the power adapter with a first voltage threshold; and determine that the output voltage of the power adapter is an over-voltage and that the anomaly occurs in the charging loop, if the value of the output voltage is greater than the first voltage threshold;
and/or, the anomaly detection unit is configured to: detect a value of the output current of the power adapter; compare the value of the output current of the power adapter with a first current threshold; and determine that the output current of the power adapter is an over-current and that the anomaly occurs in the charging loop, if the value of the output current is greater than the first current threshold.

1. A method for fingerprint identification, comprising:acquiring source fingerprint data for fingerprint identification via a built-in fingerprint sensor of a terminal, wherein the source fingerprint data comprises: capacitance values formed by each pixel in an image acquisition queue on a surface of the fingerprint sensor and each fingerprint ridge point of a fingerprint pattern, and capacitance values formed by each pixel and each fingerprint valley point of the fingerprint pattern;
extracting, from the source fingerprint data, fingerprint data to be processed, wherein the fingerprint data to be processed has a fingerprint data value in a preset threshold range and comprises a first capacitance value corresponding to fingerprint ridge points and a second capacitance value corresponding to fingerprint valley points;
performing a feature amplifying process on the fingerprint data to be processed and repairing the amplified fingerprint data to obtain repaired target fingerprint data;
generating a three-dimensional surface according to capacitance values of pixels of the target fingerprint data, simulating a fingerprint image via the three-dimensional surface, comparing the simulated fingerprint image with pre-stored fingerprint verification data; and
determining that the source fingerprint data is identified successfully, based on a determination that the simulated fingerprint image matches the pre-stored fingerprint verification data; and
determining that the fingerprint identification is successful based on a determination that the source fingerprint data is identified successfully, and controlling a screen-operation of the terminal based on a determination that the fingerprint identification is successful,
wherein the amplified fingerprint data comprises fingerprint data of fingerprint peak points corresponding to amplified first capacitance value and fingerprint data of the fingerprint valley points corresponding to amplified second capacitance value;
wherein the performing a feature amplifying process on the fingerprint data to be processed comprises:
acquiring a median of all values of the first capacitance value and the second capacitance value and setting the median as an amplification reference value;
subtracting the amplification reference value from the first capacitance value corresponding to the fingerprint peak points to obtain fingerprint peak points data to be amplified, and multiplying the fingerprint peak points data to be amplified by a designated coefficient and then adding the amplification reference value, to obtain amplified fingerprint peak points data; and
subtracting the amplification reference value from the second capacitance value corresponding to the fingerprint valley points to obtain fingerprint valley points data to be amplified, and multiplying the fingerprint valley points data to be amplified by a designated coefficient and then adding the amplification reference value, to obtain amplified fingerprint valley points data.

1. A bracket assembly in a mobile terminal, the mobile terminal comprising a communication element, an electronic component, a frame, and a metal cover, the bracket assembly comprising:a metal support configured to support the electronic component of the mobile terminal; and
a multi-contact spring comprising at least one first pressure contact part, at least one second pressure contact part, at least one first elastic part, at least one second elastic part, and at least one fixing part, wherein the multi-contact spring is fixed to the frame of the mobile terminal by the at least one fixing part, the at least one first elastic part is connected to the at least one first pressure contact part and the at least one fixing part and is configured to provide a first restoring force to the at least one first pressure contact part such that the at least one first pressure contact part abuts against the metal cover of the mobile terminal and is grounded, and the at least one second elastic part is connected to the at least one second pressure contact part and the at least one fixing part and is configured to provide a second restoring force to the at least one second pressure contact part such that the at least one second pressure contact part abuts against the metal support so as to ground the metal support to reduce signal interference of the metal support to the communication element.

1. An earphone socket, comprising:a housing having an insertion hole surrounded by a peripheral side wall and provided with an embedding groove, the peripheral side wall having a first peripheral side wall located at an inner portion of the insertion hole and a second peripheral side wall located at an outer portion of the insertion hole,
the first peripheral side wall having a thickness greater than that of the second peripheral side wall, and the second peripheral side wall having an opening port at an outer end of the insertion hole; and
a sealing member embedded on an outer surface of the housing, surrounding a periphery of the opening port, and comprising:
an embedded portion embedded in the embedding groove, and
a protruding portion connected with the embedded portion and located outside the embedding groove, and at least a part of the sealing member extending to the first peripheral side wall.

1. An adaptor, comprising:a second USB interface, having at least two second power wires and at least two second ground wires;
an adjusting circuit, configured to perform a rectifying and filtering on mains supply inputted to obtain an original power signal, to adjust voltage of the original power signal and to output the adjusted original power signal to at least two first power wires and at least two first ground wires of a terminal through the at least two second power wires and the at least two second ground wires, so as to form at least two charging circuits to charge a cell of the terminal, wherein the at least two first power wires and at least two second power wires have an one-to-one corresponding relationship, the at least two first ground wires and at least two second ground wires have an one-to-one corresponding relationship.

1. A rechargeable battery assembly, comprising:a battery main body comprising a charging interface, a fuse, and a battery cell, wherein the fuse is arranged between the battery cell and the charging interface, and a current input from the charging interface is conducted to the battery cell via the fuse, the material of the fuse is selected based on a maximum charging current allowed by the fuse, wherein the fuse is capable of being blown out when a current flowing through the fuse is great enough to reach a fusing point of the fuse due to the heat generated by the fuse;
a heater comprising a control element and a heating element, wherein the control element is configured to control the heating element to release heat upon receiving a control signal;
a sensor configured to detect at least one of the following parameters: a voltage of the battery cell and a temperature of the battery cell;
a processor configured to acquire the parameter from the sensor, and transmit the control signal to the control element when it is determined that the parameter satisfies a preset condition;
wherein, the heating element is configured to convert electricity into heat;
the heater further comprises:
an independent power source electrically coupled to the heating element via the control element; and
the control element is configured to switch on a circuit between the independent power source and the heating element upon receiving the control signal, thus to enable the independent power source to supply electricity to the heating element and to cause the heating element to release heat,
wherein the heating element is coupled to the fuse via a heat conductor, so as to cause the heat released by the heating element to be conducted to the fuse via the heat conductor, the heat conductor is a heat conductive substrate having the heating element and the fuse arranged thereon and is configured to conduct the heat released by the heating element to the fuse, and the heat conductive substrate is a printed circuit board.

1. A power adapter, comprising:a first rectifier, configured to rectify a first alternating current and output a first voltage with a first ripple waveform;
a switch circuit, configured to modulate the first voltage according to a control signal and output a modulated first voltage;
a transformer, configured to output a plurality of voltages with ripple waveforms according to the modulated first voltage;
a compositing circuit, configured to composite the plurality of voltages to output a second alternating current, wherein, for each cycle of the second alternating current, a peak voltage of a positive half is greater than an absolute value of a valley voltage of a negative half, and the second alternating current is configured to be introduced into a terminal to charge a battery in the terminal when the power adapter is coupled to the terminal;
a sampling circuit, configured to sample voltage and/or current at a primary winding of the transformer to obtain a voltage sampling value and/or a current sampling value;
a control circuit, coupled to the sampling circuit and the switch circuit respectively, and configured to output the control signal to the switch circuit, and to adjust a duty ratio of the control signal according to the current sampling value and/or the voltage sampling value, such that the second alternating current meets a charging requirement of the terminal when the power adapter is coupled to the terminal.

1. A method for shooting an image by a first camera assembly and a second camera assembly, wherein each filter unit in the first camera assembly is corresponding to one pixel point of a first image sensor of the first camera assembly, each filter unit in the second camera assembly is corresponding to n adjacent pixel points of a second image sensor of the second camera assembly, where n is greater than or equal to 2, and the method comprises:controlling the n adjacent pixel points corresponding to a same filter unit in the second image sensor to be under respective different amounts of exposure;
obtaining a first image and a second image of an object respectively by the first image sensor and the second image sensor;
performing an image splitting on the second image to obtain a third image having a same number of pixels as the first image; and
performing an image composition on the third image and the first image to obtain a high dynamic range image of the object.

1. A decoration enclosure, comprising:a decoration ring; and
a support rim extending inwards from an inner wall of the decoration ring,
wherein the decoration enclosure comprises a flange extending outwards from an outer wall of the decoration ring, the flange and the decoration ring are separately formed, the decoration ring comprises a muff-coupling portion connected to the support rim, and the flange is fitted over the muff-coupling portion,
wherein the flange comprises a first protrusion and a second protrusion coupled to the first protrusion, the first protrusion comprises a first portion and a second portion, the second portion is coupled to the first portion and the second protrusion, the second portion protrudes beyond the first portion and the second protrusion, the first portion and the second protrusion extend in a longitudinal direction of a touch panel, and the second portion extends in a traverse direction of the touch panel, and
wherein a top surface of the first protrusion is flush with a top surface of the second protrusion, and a thickness of the first portion is larger than a thickness of the second protrusion.

1. A method for invoking a fingerprint identification device, the method comprising:determining, by a mobile terminal, whether the fingerprint identification device is occupied by a historical application when detecting a request of a current application to invoke the fingerprint identification device to conduct fingerprint authentication;
determining, by the mobile terminal, whether the current application satisfies a preset invoking condition when the fingerprint identification device is occupied by the historical application, wherein the preset invoking condition relates to a preset time period for the current application to stay in the foreground, wherein the current application satisfies the preset invoking condition when the current application has stayed in the foreground for the preset time period; and
controlling, by the mobile terminal, the fingerprint identification device to process the request of the current application based on a result of the determination of whether the current application satisfies the preset invoking condition when the fingerprint identification device is occupied by the historical application.

1. An image processing method, applied in an electronic device, wherein the electronic device comprises an imaging apparatus comprising an image sensor, the image sensor comprises an array of photosensitive pixel units and an array of filter units arranged on the array of photosensitive pixel units, each filter unit corresponds to one photosensitive pixel unit, and each photosensitive pixel unit comprises a plurality of photosensitive pixels, the image processing method comprises:controlling the image sensor to output a merged image, wherein, the merged image comprises an array of merged pixels, and the photosensitive pixels in a same photosensitive pixel unit are collectively output as one merged pixel;
identifying a depth-of-field area based on the merged image;
controlling the image sensor to output a color-block image, wherein, the color-block image comprises image pixel units arranged in a preset array, each image pixel unit comprises a plurality of original pixels, each photosensitive pixel unit corresponds to one image pixel unit, and each photosensitive pixel corresponds to one original pixel;
converting a first part of the color-block image into a first simulation image using a first interpolation algorithm, wherein, the first part of the color-block image is within the depth-of-field area, the first simulation image comprises first simulation pixels arranged in a preset array, and each photosensitive pixel corresponds to one first simulation pixel;
converting a second part of the color-block image into a second simulation image using a second interpolation algorithm, wherein, the second part of the color-block image is outside the depth-of-field area, the second simulation image comprises second simulation pixels arranged in a preset array, each photosensitive pixel corresponds to one second simulation pixel, and the first interpolation algorithm is more complex than the second interpolation algorithm; and
merging the first simulation image and the second simulation image to generate a simulation image corresponding to the color-block image.

1. A method for searching for a network, comprising:setting a terminal to search for a WCDMA network directly after searching for all communication networks supported by an operator of a SIM card inserted in the terminal in sequence, wherein the operator of the SIM card is not able to support a WCDMA standard;
searching for a first WCDMA network operated in a visited place directly after the all communication networks supported by the operator of the SIM card are searched for in sequence when the terminal roams to the visited place, and residing in the first WCDMA network to acquire location information of the visited place, wherein an operator belonging to the visited place supports the WCDMA standard, and a mobile country code (MCC) of the country that the operator of the SIM card belongs to is different from that of the country of the visited place; and
registering in a second WCDMA network operated in the visited place, according to the location information of the visited place.

1. A fingerprint module, comprising:a cover plate defining an assembling region;
a fingerprint chip fixed in the assembling region;
an intermediate board bonded to a surface of the fingerprint chip opposite to the cover plate to press the fingerprint chip; and
a circuit board electrically connected to the fingerprint chip via the intermediate board;
wherein the intermediate board is a printed circuit board, the intermediate board comprises a first contact surface bonded to the fingerprint chip and a second contact surface opposite to the first contact surface, a plurality of first pins is electrically connected to the fingerprint chip and disposed on the first contact surface, a plurality of second pins is electrically connected to the first pins and disposed on the second contact surface, and the circuit board is bonded to the second contact surface and electrically connected to the second pins;
wherein the circuit board comprises a first terminal and a second terminal, the first terminal is soldered to the second pins of the intermediate board, a connector is disposed at the second terminal, and the connector is pluggable into a main board of a mobile terminal.

1. A housing assembly for an electronic device, comprising: a first housing; a second housing, the second housing and the first housing corporately defining a receptacle capable of receiving a battery; and two reinforcing features having a circular cross section, spaced apart from each other, each of the two reinforcing features having at least a part embedded in at least one of the first housing and the second housing by an injection molded part adjacent to a length or a width side of the battery, and axes of the two reinforcing features being flush with a central axis of the battery.

1. A method for a base station in a cell of a multi-cell wireless system using a transmission frame structure, each frame comprising a plurality of subframes, each subframe comprising a plurality of time slots, each time slot comprising a plurality of orthogonal frequency division multiplexing (OFDM) symbols, the method comprising:broadcasting a control signal containing a cell identity associated with the cell;
forming a subchannel by selecting a plurality of OFDM subcarriers within a frequency channel in a time slot; and
transmitting data over the subchannel to a mobile station in the cell, wherein:
the data are scrambled before modulation based on the cell identity;
the scrambled data are modulated to produce modulated data symbols; and
the modulated data symbols are mapped to the plurality of OFDM subcarriers in the subchannel.

1. A fingerprint module, comprising:a cover plate, a fingerprint chip, an intermediate board, and a circuit board;
wherein the cover plate defines an assembling region;
the fingerprint chip is fixed in the assembling region and has a plurality of pads;
the intermediate board is bonded to a surface of the fingerprint chip opposite to the cover plate to press the fingerprint chip to increase a bonding force between the fingerprint chip and the cover plate, so that there is a firm bonding between the fingerprint chip and the cover plate;
the fingerprint chip is electrically connected to the intermediate board via the pads;
the circuit board is electrically connected to the fingerprint chip via the intermediate board;
the pads are connected to the circuit board via different wires to ensure effective transmission of electrical signals of the fingerprint chip;
wherein the intermediate board comprises a first contact surface bonded to the fingerprint chip and a second contact surface opposite to the first contact surface, a plurality of first pins are electrically connected to the fingerprint chip and disposed on the first contact surface, the first pins are soldered to the pads, a plurality of second pins are electrically connected to the first pins and disposed on the second contact surface, and the circuit board is bonded to the second contact surface and electrically connected to the second pins; and
the circuit board comprises a first terminal and a second terminal, the first terminal is soldered to the second pins of the intermediate board, a connector is disposed at the second terminal, and the connector is pluggable into a main board of a mobile terminal.

1. A network access method, comprising:scanning, by a terminal, frequency points of supported bands to perform network search;
adding the scanned frequency points to a first pre-set list; and
in case that the terminal fails in registration under a current Public Land Mobile Network (PLMN), searching for the frequency points stored in the first pre-set list in a next PLMN registration process so as to perform network registration;
the method further comprising:
before scanning the frequency points of the supported bands, searching for frequency points stored in a historical registration list, the historical registration list comprising registered frequency points; and
in case of failure in searching for the frequency points stored in the historical registration list, scanning the frequency points of the supported bands.

1. A display screen assembly, comprising:a display screen module and an installation bracket, wherein the display screen module comprises a body portion and a top portion; the top portion comprises a top surface and an inclined surface connected to a side of the top surface; the inclined surface extends obliquely in a direction towards the body portion; the installation bracket comprises an abutting wall; an installation groove is defined in the installation bracket; the abutting wall comprises a supporting surface facing the installation groove;
wherein a thickness of the abutting wall gradually decreases along the inclined surface in a direction towards the top surface to form an installed inclined surface, and wherein the installed inclined surface is opposite to the supporting surface and in contact with the inclined surface.

1. An image processing method for converting a color block image into a first imitating image,wherein the color block image comprises a plurality of image pixel units arranged in a predetermined array pattern, wherein each of the plurality of image pixel units comprises a plurality of original pixels having a same color;
wherein the first imitating image comprises a plurality of imitating pixels arranged in the predetermined array pattern;
wherein the plurality of imitating pixels comprise a current pixel, and the plurality of original pixels of a first image pixel unit of the plurality of image pixel units comprise a related pixel corresponding to a position of the current pixel; and
the image processing method comprising:
determining whether a color of the current pixel is same as a color of the related pixel;
when the color of the current pixel is same as the color of the related pixel, using a pixel value of the related pixel as a pixel value of the current pixel; and
when the color of the current pixel is different from the color of the related pixel, using pixel values of a related pixel unit comprising a plurality of pixels to calculate the pixel value of the current pixel through interpolation,
wherein a color of the plurality of pixels of the related pixel unit is same as the current pixel, and the plurality of pixels of the related pixel unit are located in a first set of image pixel units in the plurality of image pixel units, wherein the first set of image pixel units neighbor the first image pixel unit.

1. A charging control apparatus for an electronic device, comprising a power adapter and a charging control module; the power adapter being configured to charge a battery in the electronic device and to perform data communication with the charging control module via a communication interface of the power adapter; the charging control module being built in the electronic device and being configured to detect a voltage of the battery; each of the charging control module and the battery being coupled to the communication interface of the power adapter via a communication interface of the electronic device;wherein, during a process of charging the battery, the power adapter first charges the battery with a constant-voltage direct current output, and then after the power adapter receives a quick-charging instruction sent by the charging control module, the power adapter adjusts an output voltage according to the voltage of the battery fed back by the charging control module, and when the output voltage meets a quick-charging voltage condition pre-set by the charging control module, the power adapter adjusts an output current and the output voltage respectively according to a preset quick-charging current value and a preset quick-charging voltage value for quick-charging the battery, and meanwhile the charging control module introduces direct current from the power adapter for charging the battery; and during a process of quick-charging the battery, the power adapter adjusts the output current in real time according to the output voltage thereof and the voltage of the battery;
wherein the power adapter receiving the quick-charging instruction sent by the charging control module comprises that: when the power adapter performs data communication with the charging control module, the power adapter sends a quick-charging inquiry instruction to the charging control module when the output current of the power adapter is within a conventional current range during a preset period of time; the charging control module determines the voltage of the battery according to the quick-charging inquiry instruction; and the charging control module feeds back the quick-charging instruction to the power adapter when the voltage of the battery reaches the quick-charging voltage value.

1. A communication method, applied to a mobile terminal comprising N communication processors and an Application Processor (AP), the N communication processors being connected to the AP, each of the N communication processors being connected to at least two peripheral devices of the mobile terminal, N being a positive integer, the method comprising:when a data communication request sent from a first peripheral device to a second peripheral device is detected, querying whether N peripheral device sets contain a first identifier of the first peripheral device and a second identifier of the second peripheral device, wherein the N peripheral device sets are associated with the N communication processors respectively, and each peripheral device set contains an identifier of each peripheral device connected to the corresponding communication processor; and
when it is found out that an ith peripheral device set of the N peripheral device sets contains the first identifier and the second identifier, sending communication link configuration information to the first peripheral device, the communication link configuration information carrying an identifier of an ith communication processor associated with the ith peripheral device set, and the communication link configuration information being used to instruct the first peripheral device to perform data communication with the second peripheral device via the ith communication processor, where i is a positive integer, and 1?i?N.

1. A camera device, comprising:a camera lens;
a mounting barrel configured to mount the camera lens, the mounting barrel having a ring-shaped flange disposed on an exterior peripheral face thereof; and
a rotating ring having a protruding member disposed thereon, the protruding member rotatable along with the rotating ring and movable on a flat face of the ring-shaped flange of the mounting barrel as rotated along with the rotating ring, wherein the protruding member is sandwiched between the rotating ring and the flat face of the ring-shaped flange of the mounting barrel to make the mounting barrel be inclined with respect to the rotating ring and cause an angle to be formed between central axes of the mounting barrel and the rotating ring.

5. A device for calling in a network congestion state, comprising a non-transitory computer-readable medium comprising computer-executable instructions stored thereon, and an instruction execution system which is configured by the instructions to implement:a sending unit, configured to send a connection request to a base station of an enabled cell, and start a timer, and
a processing unit, configured to determine a timeout of the enabled cell and set the enabled cell as being disabled in a second preset time period, when a connection response is not received after the timer passes a first preset time period, wherein the second preset time period is greater than the first preset time period, wherein the processing unit is configured to set the enabled cell as being disabled in the second preset time period by establishing a blacklist, adding the enabled cell into the blacklist, and setting a disabled time period of the enabled cell as the second preset time period,
wherein
the instruction execution system is configured by the instructions to enable the sending unit and the processing unit to further execute actions respectively until the smart terminal receives a connection response within the first preset time period, and
the processing unit is further configured to establish a connection with a base station of a cell feeding back the connection response when the connection response is received within the first preset time period,
wherein the processing unit is further configured to:
count a total disabled time period of each cell in a single day; and
when the total disabled time period of a cell is greater than a preset disabled threshold, degrade an access level of the cell by one level.

1. A charging method, applied in a charging system comprising a charging adapter and a mobile terminal, and comprising:with a cell detection circuit, acquiring a voltage value of a cell, and sending the voltage value of the cell to a second controller, wherein the charging adapter comprises the second controller, and the mobile terminal comprises the cell detection circuit and the cell;
with the second controller, searching a threshold range table to obtain a current adjusting instruction matched with a threshold range containing the voltage value of the cell, and sending the current adjusting instruction to an adjusting circuit, wherein the charging adapter comprises the adjusting circuit, the threshold range table records one or more threshold ranges and one or more current adjusting instructions having a one-to-one mapping relation with the one or more threshold ranges; and the adjusting circuit comprises a current detection circuit;
with the adjusting circuit, performing a current adjustment according to the current adjusting instruction, and outputting a power signal after the current adjustment by:
with the current detection circuit, detecting a current value of the power signal outputted by the adjusting circuit, and sending the current value detected to the second controller;
with the second controller, calculating a difference between the current value detected and a current value specified by the current adjusting instruction, and sending a calibration instruction to the adjusting circuit if an absolute value of the difference calculated is greater than a difference threshold; and
with the adjusting circuit, calibrating the power signal according to a current difference specified by the calibration instruction, and outputting a calibrated power signal, wherein a current value of the calibrated power signal is equal to the current value specified by the current adjusting instruction.

1. A method for manufacturing an input assembly, the input assembly comprising a decoration enclosure, a touch panel, a fingerprint chip package structure and a display screen component, the touch panel defining a blind hole in a surface thereof, and the method for manufacturing the input assembly comprising:mounting the fingerprint chip package structure in the decoration enclosure;
mounting the decoration enclosure carried with the fingerprint chip package structure in the blind hole; and
mounting the display screen component to the surface of the touch panel,
wherein a first orthographic projection of the display screen component in the surface of the touch panel overlaps a second orthographic projection of the decoration enclosure in the surface of the touch panel.

1. A method for updating fingerprint template, comprising:obtaining a target fingerprint image that is successfully matched;
assessing feature points and image quality of the target fingerprint image;
updating a first target fingerprint template according to the target fingerprint image, when a result of assessing the feature points and the image quality meets a fingerprint template update condition, the first target fingerprint template being a fingerprint template that matches with the target fingerprint image; and
before the updating a first target fingerprint template according to the target fingerprint image, determining, by a terminal device, whether a number of fingerprint templates pre-stored in the terminal device is greater than or equal to a preset threshold; when the number of the fingerprint templates pre-stored in the terminal device is greater than or equal to the preset threshold, the updating a first target fingerprint template according to the target fingerprint image comprising:
determining a coincidence percentage between feature points of the target fingerprint image and feature points of the first target fingerprint template;
determining a non-coincidence region of the target fingerprint image and the first target fingerprint template when the coincidence percentage between the feature points of the target fingerprint image and the feature points of the first target fingerprint template is greater than or equal to a first percentage, and updating the first target fingerprint template according to the non-coincidence region;
the non-coincidence region comprising a first non-coincidence region of the target fingerprint image with respect to the target fingerprint template and a second non-coincidence region of the first target fingerprint template with respect to the target fingerprint image, the updating the first target fingerprint template according to the non-coincidence region comprising:
determining, by the terminal device, a coincidence percentage of feature points of the first non-coincidence region and feature points of the second non-coincidence region;
adding, by the terminal device, the first non-coincidence region into the first target fingerprint template when the coincidence percentage of the feature points of the first non-coincidence region and the feature points of the second non-coincidence region is less than or equal to a second percentage;
adding a non-coincidence region of the first non-coincidence region with respect to the second non-coincidence region into the second non-coincidence region when the coincidence percentage of the feature points of the first non-coincidence region and the feature points of the second non-coincidence region is greater than the second percentage and less than or equal to a third percentage; and
replacing, by the terminal device, the second non-coincidence region with the first non-coincidence region when the coincidence percentage of the feature points of the first non-coincidence region and the feature points of the second non-coincidence region is greater than the third percentage and less than or equal to a fourth percentage.

1. A method in a user equipment for estimating an available throughput for uplink data to be sent from the user equipment to a base station over a radio link in a wireless communications network, wherein the available throughput is provided by the wireless communications network to the user equipment, the method comprising:obtaining information about a past scheduling of the user equipment;
obtaining a radio quality measure related to the radio link; and
estimating the available throughput based on:
a relationship between the information about a past scheduling of the user equipment and one or more previously obtained pieces of information about the past scheduling of the user equipment;
a relationship between the radio quality measure and one or more previously obtained radio quality measures; and
a previously obtained throughput of uplink data sent from the user equipment to the base station, wherein the previously obtained throughput is associated with the one or more previously obtained pieces of information about the past scheduling and the one or more previously obtained radio quality measures; and
optimizing a quality of service based on one or more of the estimated available throughput and estimated current and future cell loads.

1. A method for distortion rectification, comprising:taking a wide-angle photo by a camera lens of a terminal;
identifying a distorted region and an undistorted region of the wide-angle photo;
obtaining a targeted distorted region selected by a user;
dividing the targeted distorted region into M-numbered grid areas each having a first predetermined size, wherein the M is an integer equal to or larger than 3;
subjecting the M-numbered grid areas each having the first predetermined size to distortion rectifications, respectively;
wherein subjecting the M-numbered grid areas each having the first predetermined size to distortion rectifications, respectively, includes:
identifying a central grid area of the M-numbered grid areas each having the first predetermined size;
subjecting the central grid area to a first space transformation to obtain a targeted grid area having a second predetermined size;
subjecting each of the M-numbered grid areas other than the central grid area and having the first predetermined size to a second space transformation to obtain (M?1)-numbered targeted grid areas each having the second predetermined size;
subjecting each of the M-numbered targeted grid areas to an interpolation processing according to a change of size of the M-numbered grid areas each having the first predetermined size, wherein a magnitude of the change of size is a difference between the first predetermined size and the second predetermined size;
wherein identifying the distorted region and undistorted region of the wide-angle photo comprises:
identifying a region of the wide-angle photo which has a distortion coefficient larger than a preset threshold value as the distorted region;
identifying a region of the wide-angle photo which has a distortion coefficient equal to or smaller than the preset threshold value as the undistorted region.

1. A conductive cover for a terminal, comprising:a first portion;
a second portion, a slot being defined between the second portion and the first portion to partition the first portion from the second portion;
a conductive suspended strip, located in the slot and having a length equal to a length of the slot, an insulating layer being provided between the conductive suspended strip and the first portion, and another insulating layer being provided between the conductive suspended strip and the second portion, the insulating layer having a thickness ranging from 0.1 mm to 0.5 mm; and
a conductive connecting member, bridging over the slot, electrically connected with the first portion and the second portion, and insulated from the conductive suspended strip.

1. An overvoltage and overcurrent protection circuit, comprising:a primary protection circuit, comprising a power end, a detection end, and a low potential interface end, wherein the power end is coupled to an anode of a cell, the detection end is coupled to a cathode of the cell, and the low potential interface end is coupled to a ground end of a charging and discharging interface; the primary protection circuit is configured to detect whether there is an over-charging when the cell is charged, and to switch off charging the cell via the charging and discharging interface if there is the over-charging; the primary protection circuit is further configured to detect whether there is an over-discharging when the cell is discharging, and switch off discharging of the cell via the charging and discharging interface if there is the over-discharging; and
a secondary protection circuit, comprising a high potential cell end, a low potential cell end, and a high potential interface end, wherein the high potential cell end is externally coupled to the anode of the cell, the low potential cell end is externally coupled to the cathode of the cell, and the high potential interface end is externally coupled to a power end of the charging and discharging interface; the secondary protection circuit is configured to perform an overvoltage protection and an overcurrent protection via a fuse when the cell is charged via the charging and discharging interface.

1. A power adapter, comprising:a first rectifier, configured to rectify an input alternating current and output a first voltage with a first ripple waveform;
a switch unit, configured to modulate the first voltage according to a control signal and output a modulated first voltage;
a transformer, having a primary winding and a secondary winding, and configured to output a second voltage with a second ripple waveform according to the modulated first voltage;
a second rectifier, coupled to the secondary winding, and configured to rectify the second voltage to output a third voltage with a third ripple waveform, wherein the third voltage is configured to be introduced into a terminal to charge a battery in the terminal when the power adapter is coupled to the terminal;
a sampling unit, arranged at a primary side of the transformer, configured to sample voltage and/or current at the primary winding;
a control unit, arranged at a secondary side of the transformer, coupled to the sampling unit and the switch unit respectively, and configured to output the control signal to the switch unit, wherein the control unit is further configured to change an output of the second rectifier by adjusting a duty ratio of the control signal according to the current sampling value and/or the voltage sampling value such that the third voltage meets a charging requirement of the battery of the terminal when the power adapter is coupled to the terminal; and
a first isolation unit, arranged between the control unit and the sampling unit, and configured to prevent high voltages from affecting the control unit at the secondary side of the transformer receiving signals sent by the sampling unit at the primary side of the transformer.

1. A service communication method, in which multiple Radio Access Technologies (RATs) are used, the method comprising:receiving, by a terminal, network capabilities of the multiple RATs;
acquiring, by the terminal, location information of the terminal and a predicted route of the location information from a network device, and calculating, by the terminal, a network condition according to the location information and a change of the location information, and predicting, by the terminal, a change state of the network condition according to the predicted route of the location information of the terminal;
selecting, by the terminal, at least two RATs from the multiple RATs for a service of the terminal according to the network capabilities; and
performing, by the terminal, communication of the service by using the at least two RATs,
wherein when the terminal is in a moving state, the selecting at least two RATs from the multiple RATs for a service of the terminal according to the network capabilities comprises:
selecting the at least two RATs for the service according to the network capabilities, a service requirement of the service, a characteristic of the terminal, the network condition of the terminal and the change state of the network condition;
wherein the selecting at least two RATs from the multiple RATs for a service of the terminal according to the network capabilities comprises:
making statistics on energy consumption rates of the multiple RATs; and selecting the at least two RATs from the multiple RATs according to the network capabilities and the energy consumption rates;
wherein the energy consumption rate comprises: energy consumption rate at radio frequency and intermediate frequency and energy consumption rate by digital signal processing.

1. A charging method of controlling output voltages, comprising:acquiring, by a controller, first mapping relation that is a one-to-one mapping relation between at least two adjustment strategies and at least two duty cycles, wherein each of the at least two adjustment strategies comprises indication information of an adjustment direction of an output voltage of a power converter;
determining, by the controller, a first adjustment strategy;
generating, by the controller, a pulse width modulation (PWM) signal based on the first adjustment strategy and the first mapping relation, wherein a duty cycle of the PWM signal is one of the at least two duty cycles indicated by the first mapping relation and corresponds to the first adjustment strategy; and
transmitting, by the controller, the PWM signal to a filter such that the filter, based on the PWM signal and second mapping relation, generates a voltage feedback signal and transmits the voltage feedback signal to the power converter, wherein the second mapping relation is a one-to-one mapping relation between the at least two duty cycles and at least two feedback voltage values, and each of the at least two feedback voltage values corresponding to the voltage feedback signal is a voltage value indicated by the second mapping relation and corresponds to the duty cycle of the PWM signal.

1. A Wireless Fidelity (Wi-Fi) connection method, applied to a mobile terminal, the method comprising:performing Wi-Fi scanning to obtain Access Point (AP) information of M APs, where M is a positive integer;selecting, from the AP information of the M APs, the AP information of N APs, of which signal strengths are higher than a first preset threshold value, to generate a target Wi-Fi list, where N is a positive integer less than or equal to M;
determining X Wi-Fi lists from historical Wi-Fi connection data according to the target Wi-Fi list, each Wi-Fi list of the X Wi-Fi lists being a Wi-Fi list of APs which have never been successfully accessed, the historical Wi-Fi connection data comprising Y Wi-Fi lists, where Y is a positive integer and X is a positive integer less than or equal to Y; and
selecting at least one Service Set Identifier (SSID) or Basic Service Set Identifier (BSSID) in the X Wi-Fi lists to perform Wi-Fi scanning.

1. A method in a network access equipment, comprising:transmitting a timing alignment update command for adjusting an uplink timing alignment of a user device;
resetting a timing alignment timer in response to transmitting the timing alignment update command;
configuring a discontinuous reception (DRX) mode for the user device;
configuring at least one of a first sounding reference signal (SRS) mode and a second SRS mode for the user device;
receiving an SRS during a DRX active time when the first SRS mode is used;
receiving an SRS irrespective of the DRX active time when the second SRS mode is used;
releasing a resource configuration for the user device to transmit the SRS upon expiration of the time alignment timer; and
maintaining the resource configuration for the user device to transmit the SRS when not in the DRX active time.

1. A method in a network access equipment, comprising:transmitting a timing alignment update command for adjusting an uplink timing alignment of a user device;
resetting a timing alignment timer in response to transmitting the timing alignment update command;
configuring a discontinuous reception (DRX) mode for the user device;
configuring a sounding reference signal (SRS) resource for the user device;
receiving an SRS: (1) during DRX active time, or (2) irrespective of the DRX active time when the SRS resource is used;
releasing a resource configuration for the user device to transmit the SRS upon expiration of the time alignment timer; and
maintaining the resource configuration for the user device to transmit the SRS when not in the DRX active time.

1. An adapter, supporting a first charging mode and a second charging mode, the first charging mode being a constant voltage mode, the second charging mode being a constant current mode, and the adapter comprising: a power converter, configured to convert input alternating current to obtain an output voltage and an output current of the adapter, wherein the output current of the adapter is a current with a first pulsating waveform; a sampling and holding unit, coupled to the power converter, and configured to sample the current with the first pulsating waveform in a sampling state, and to hold a peak value of the current with the first pulsating waveform in a holding state; a current sampling controller, coupled to the sampling and holding unit, and configured to determine whether the sampling and holding unit is in the holding state, and to sample the peak value of the current with the first pulsating waveform held by the sampling and holding unit when the sampling and holding unit is in the holding state, wherein a charging speed of the adapter charging a device to be charged in the second charging mode is greater than a charging speed of the adapter charging the device to be charged in the first charging mode, the current with the first pulsating waveform is the output current of the adapter in the second charging mode, the adapter comprises a control unit, and the control unit is configured to perform a bidirectional communication with the device to be charged during the adapter is coupled with the device to be charged, so as to control an output of the adapter in the second charging mode.

1. A method for screen unlocking of an electronic terminal, comprising:counting, using a hardware processor, recorded debug parameters used for selecting target images in most recent N instances, wherein N is a natural number;
ranking the recorded debug parameters in a descending order according to frequencies of use of the recorded debug parameters;
determining a most frequently used debug parameter from the ranked recorded debug parameters;
adjusting current debug parameters by using the ranked recorded debug parameters sequentially starting from the most frequently used debug parameter, and debugging images currently acquired by using the adjusted current debug parameters, to obtain debugged images;
selecting a new target image having highest clarity from the debugged images; and
identifying whether the new target image satisfies an unlocking condition, and when the unlocking condition is satisfied, unlocking a screen of the electronic terminal.

1. A fingerprint registration method comprising:determining, by a terminal device, a fingerprint zone corresponding to a fingerprint recorded every time when registering the fingerprint;
retrieving, by the terminal device, feature information of the fingerprint recorded every time based on preset index types that are configured for determining a quality of the fingerprint recorded;
matching, by the terminal device, the feature information based on preset index information corresponding to the index types to determine whether the fingerprint recorded every time is effective, wherein the preset index information corresponds to the index types one to one; and
signaling, by the terminal device, a successful fingerprint registration if a number of effective fingerprints recorded is monitored to reach a preset number of fingerprint templates, wherein the preset number of fingerprint templates comprises a sum of a number of zone templates corresponding to each fingerprint zone,
wherein signaling, by the terminal device, the successful fingerprint registration if the number of effective fingerprints recorded is monitored to reach the preset number of fingerprint templates comprises:
signaling, by the terminal device, the successful fingerprint registration if a number of effective fingerprints recorded in each fingerprint zone is monitored to reach a preset number of zone templates correspondingly.

1. A power adapter, comprising a communication interface, whereinthe power adapter charges a battery of an electronic equipment via the communication interface;
during charging the battery, the power adapter is configured to:
first charge the battery in a regular charging mode;
when an output current value of the power adapter falls within a regular current range for a predefined time period, send a quick charge inquiry instruction to the electronic equipment, wherein the quick charge inquiry instruction is configured to instruct the electronic equipment to determine whether a voltage of the battery reaches a quick charge voltage value;
after receiving a quick charge command sent by the electronic equipment when the voltage of the battery reaches the quick charge voltage value, adjust an output voltage according to battery voltage information fed back by the electronic equipment, wherein the quick charge command is configured to instruct the power adapter to enter into a quick charge mode; and
if the output voltage meets a quick charge voltage requirement predefined, adjust an output current and the output voltage according to the quick charge mode so as to charge the battery.

1. An imaging method, comprising the following steps of:providing an imaging device comprising image sensor, the image sensor comprising a photosensitive pixel array and a filter arranged on the photosensitive pixel array, the filter comprising a filter cell array, and each filter cell covering a plurality of photosensitive pixels to form a merged pixel, and each filter cell covering 2 by 2 photosensitive pixels; and
reading outputs of the photosensitive pixel array, and adding the outputs of the photosensitive pixels of the corresponding merged pixel to obtain a pixel value of the merged pixel, thereby producing a merged image, wherein the imaging device further comprises-a register;
the step of reading further comprises:
gathering and storing the outputs of the photosensitive pixels of rows k and k+1 into the register, wherein k=2n?1, n is a natural number, k+1 is less than or equal to the total number of rows of the photosensitive pixel array; and
extracting the stored outputs of the photosensitive pixels of rows k and k+1 from the register, and adding the stored outputs of the photosensitive pixels of the corresponding merged pixel to obtain a pixel value of the merged pixel.

1. A housing assembly, comprising:a first housing;
a second housing; and
a coupling member coupling the first housing and the second housing, the first housing being rotatable with respect to the second housing by the coupling member;
a first locating member positioned between the first housing and the coupling member and configured to prevent the coupling member from sliding with respect to the first housing; and
a second locating member positioned between the second housing and the coupling member and configured to prevent the coupling member from sliding with respect to the second housing.

1. A terminal housing, comprising:an intermediate piece,
two end pieces located at two opposite sides of the intermediate piece respectively, each of the two end pieces including a respective groove defined in an inner wall surface thereof and extending into the end piece in a depth direction, and
two insulators, each insulator being connected between the intermediate piece and a respective one of the two end pieces in the depth direction, wherein each insulator extends into the groove of its respective one of the two end pieces in the depth direction to secure the insulator to the end piece,
wherein the respective groove of each end piece comprises a combination of a groove extending in a length direction of the end piece and a groove extending in a height direction of the end piece at the same height of the end piece.

15. An electronic device, comprising:an imaging apparatus, wherein the imaging apparatus comprises an image sensor, the image sensor comprises an array of photosensitive pixel units and an array of filter units arranged on the array of photosensitive pixel units, each filter unit corresponds to one photosensitive pixel unit, and each photosensitive pixel unit comprises a plurality of photosensitive pixels; and
a control apparatus, wherein, the apparatus comprises a non-transitory computer-readable medium comprising computer-executable instructions stored thereon, and an instruction execution system which is configured by the instructions to implement acts:
controlling the image sensor to output a merged image, wherein, the merged image comprises an array of merged pixels, and the photosensitive pixels in the same photosensitive pixel unit are collectively output as one merged pixel;
acquiring an ambient brightness;
determining whether the ambient brightness is less than or equal to a preset threshold;
when the ambient brightness is less than or equal to the preset threshold, converting the merged image into a merged true-color image; and
when the ambient brightness is greater than the preset threshold, controlling the image sensor to output a color-block image, wherein, the color-block image comprises image pixel units arranged in a preset array, each image pixel unit comprises a plurality of original pixels, and each photosensitive pixel corresponds to one original pixel;
converting the color-block image into a simulation image, wherein, the simulation image comprises simulation pixels arranged in an array, the simulation pixels comprise current pixels, the original pixels comprise association pixels corresponding to the current pixels, converting the color-block image into the simulation image comprises:
determining whether a color of the current pixel is identical to that of the association pixel;
when the color of the current pixel is identical to that of the association pixel, determining a pixel value of the association pixel as a pixel value of the current pixel; and
when the color of the current pixel is different from that of the association pixel, calculating the pixel value of the current pixel according to a pixel value of an association pixel unit by a first interpolation algorithm, wherein the image pixel unit comprises the association pixel unit, the association pixel unit has the same color with the current pixel and is adjacent to the association pixel; and
converting the simulation image into a simulation true-color image.

1. A control method, applied for controlling an electronic device, wherein the electronic device comprises an imaging apparatus and a touch screen, wherein the imaging apparatus comprises an image sensor, the image sensor comprises an array of photosensitive pixel units and an array of filter units arranged on the array of photosensitive pixel units, each filter unit corresponds to one photosensitive pixel unit, and each photosensitive pixel unit comprises a plurality of photosensitive pixels, the control method comprises:controlling the image sensor to output a merged image and rotating the imaging apparatus to output a color-block image, wherein, the merged image comprises an array of merged pixels, and the photosensitive pixels in a same photosensitive pixel unit are collectively output as one merged pixel; the color-block image comprises image pixel units arranged in a preset array, each image pixel unit comprises a plurality of original pixels, and each photosensitive pixel corresponds to one original pixel;
converting the color-block image into a simulation image, wherein, the simulation image comprises simulation pixels arranged in an array, the simulation pixels comprise a current pixel, the plurality of original pixels comprise an association pixel located at a position corresponding to a position of the current pixel, and converting the color-block image into the simulation image comprises:
determining whether a color of the current pixel is identical to that of the association pixel;
when the color of the current pixel is identical to that of the association pixel, determining a pixel value of the association pixel as a pixel value of the current pixel; and
when the color of the current pixel is different from that of the association pixel, calculating the pixel value of the current pixel according to a pixel value of an association pixel unit through a first interpolation algorithm, wherein the image pixel unit comprises the association pixel unit, and the association pixel unit has a same color as the current pixel and is adjacent to the association pixel; and
identifying a portrait region according to the merged image;
converting the portrait region into a merged true-color image;
converting the simulation image into a simulation true-color image; and
compositing the merged true-color image into the simulation true-color image.

1. An antenna device, comprisinga peripheral frame, the peripheral frame being made of a signal shielding material and formed to be end-to-end, the peripheral frame being provided with at least two micro seam bands, the at least two micro seam bands partitioning the peripheral frame into at least two frame bodies independent from each other, the at least two frame bodies comprising a first antenna, each of the at least two micro seam bands having at least one micro seam, and a width of the micro seam being smaller than or equal to 0.2 mm;
a first matching circuit, the first matching circuit being electrically coupled to the first antenna; and
a first radio-frequency receiving and emitting circuit, the first radio-frequency receiving and emitting circuit being electrically coupled to the first matching circuit;
wherein the at least two frame bodies further comprises a second antenna, the antenna device further comprises a second matching circuit and a second radio-frequency receiving and emitting circuit, the second matching circuit is electrically coupled between the second antenna and the second radio-frequency receiving and emitting circuit, and the second radio-frequency receiving and emitting circuit and the first radio-frequency receiving and emitting circuit are configured to deal with different radio-frequency signals, such that the antenna device integrates multiple functional antennas on the same peripheral frame;
wherein each of the at least two micro seam bands further comprises a frame strip formed between adjacent micro seams, each of the at least two micro seam bands is an integral structure comprising both the frame strip and the micro seam, and each of the at least two micro seam bands is embedded in the peripheral frame;
wherein the frame strip is made of the same material as the peripheral frame;
wherein the antenna device further comprises a switch, the switch comprises a first end and a second end, the first end is connected to one of the at least two frame bodies, and the second end is connected to the frame strip.

1. A display screen assembly, comprising:a cover plate;
a connector comprising a first joining portion, a second joining portion bending from an edge of the first joining portion, and a third joining portion bending from the second joining portion, the first joining portion being coupled to a lower surface of the cover plate;
a display screen comprising a display area and a non-display area surrounding the display area, the display screen having a top surface joined to the lower surface of the cover plate, the first joining portion being supported on the top surface of the display screen and corresponding to the non-display area, the display area being exposed out of the first joining portion, and the second joining portion being opposite to a side wall of the display screen; and
a bracket comprising a top portion and a bottom portion opposite to the top portion, the top portion being joined to a bottom surface of the display screen, the second joining portion running through the top portion and the bottom portion, and the third joining portion abutting against the bottom portion.

1. An input assembly for a terminal, comprising:a reinforcing plate having a first positioning structure;
a first flexible circuit board fixed on the reinforcing plate;
a fingerprint chip package structure fixed on the first flexible circuit board; and
a fixed plate fixed to the terminal and having a second positioning structure,
wherein the reinforcing plate is configured to reinforce the first flexible circuit board and the fingerprint chip package structure, and the first positioning structure is configured to be fitted with the second positioning structure, so as to limit a movement of the reinforcing plate relative to the fixed plate.

1. An image processing method, configured to process a color-block image output by an image sensor, wherein the image sensor comprises an array of photosensitive pixel units and an array of filter units arranged on the array of photosensitive pixel units, each filter unit corresponds to one photosensitive pixel unit, each photosensitive pixel unit comprises a plurality of photosensitive pixels, the color-block image comprises image pixel units arranged in a preset array, each image pixel unit comprises a plurality of original pixels, each photosensitive pixel unit corresponds to one image pixel unit, each photosensitive pixel corresponds to one original pixel, and the image processing method comprises:identifying a face region of the color-block image;
converting a part of the color-block image beyond the identified face region into a first simulation image using a first interpolation algorithm, wherein, the first simulation image comprises first simulation pixels arranged in a preset array, and each photosensitive pixel corresponds to one first simulation pixel;
converting a part of the color-block image within the identified face region into a second simulation image using a second interpolation algorithm, wherein, the second simulation image comprises second simulation pixels arranged in a preset array, and each photosensitive pixel corresponds to one second simulation pixel, and a time consumption amount and storage space amount of the second interpolation algorithm is less than that of the first interpolation algorithm; and
merging the first simulation image and the second simulation image into a simulation image corresponding to the color-block image.

1. A method of unlocking a terminal device using fingerprint, comprising:acquiring an original fingerprint image and triggering an interrupt request when a terminal device is in a screen-off state and a touch-press operation performed by a user on a fingerprint identification module of the terminal device is detected, and performing a fingerprint identification process on the original fingerprint image; and
unlocking the terminal device and lighting up a screen of the terminal device when detecting that a result of the fingerprint identification process is matching;
wherein performing the fingerprint identification process on the original fingerprint image comprises:
performing image enhancement on the original fingerprint image to obtain a target fingerprint image;
comparing feature points of the target fingerprint image with feature points of a pre-stored registered fingerprint template; and one of:
determining that the target fingerprint image is matched with the pre-stored registered fingerprint template when a ratio of the matched feature points of the target fingerprint image and the pre-stored registered fingerprint template is greater than or equal to a preset threshold; and determining that the target fingerprint image is not matched with the pre-stored registered fingerprint template when the ratio of the matched feature points of the target fingerprint image and the pre-stored registered fingerprint template is less than the preset threshold; and
wherein the pre-stored registered fingerprint template comprises N pre-stored registered fingerprint templates and N is an integer greater than 1, and comparing the feature points of the target fingerprint image with the feature points of the pre-stored registered fingerprint template comprises:
acquiring a number of times of comparison of the N pre-stored registered fingerprint templates in a preset time period;
sorting the N pre-stored registered fingerprint templates in descending order of the number of times of the comparison acquired; and
comparing the feature points of the target fingerprint image with the feature points of the sorted N pre-stored registered fingerprint templates sequentially.

1. A method for improving unlocking speed, applicable to a mobile terminal in a screen-off state and equipped with a metal dome array, comprising:executing a first thread when a current unlock mode of the mobile terminal is press-to-trigger fingerprint unlock in the screen-off state, and executing a second thread during the execution of the first thread; wherein the first thread comprises: receiving an operation instruction when a user touches a fingerprint module, acquiring a fingerprint image, comparing the fingerprint image acquired with a preset fingerprint image, and unlocking after a successful match; wherein the second thread comprises: receiving an operation instruction when the user presses the metal dome array, and waiting for unlocking success and then lighting up a display screen;
prior to lighting up the display screen,
determining whether the mobile terminal has currently turned on light sensing and color temperature detection;
turning off the light sensing and the color temperature detection and invoking light sensation data and color temperature data used last time for lighting up the display screen of the mobile terminal, to light up the display screen of the mobile terminal, based on a determination that the mobile terminal has currently turned on the light sensing and the color temperature detection; and
using a moment that the display screen is lit up as a moment of completion of unlocking.

1. A photoinduction loudspeaker, characterized in that the photoinduction loudspeaker comprises a loudspeaker and a photoinduction device;wherein the photoinduction device is configured to acquire a light intensity value of an ambient environment where the loudspeaker is located and the photoinduction device transmits the light intensity value to the loudspeaker;
wherein the loudspeaker controls its own playing status based on the light intensity value; and
wherein when the light intensity value acquired by the loudspeaker decreases, the loudspeaker is configured to lower a volume level of playing songs; the loudspeaker is configured to select music styles and types based on the light intensity value acquired by the loudspeaker, and configured to play songs with the selected styles and types; and when the light intensity value acquired by the loudspeaker is less than a threshold value, the loudspeaker is configured to switch to a standby mode of the playing status based on the light intensity value, and wherein the playing status during the standby mode is further selected from one or more of the following: stopping the playback of songs and turning off the loudspeaker.

1. A circuit board assembly, comprising:a circuit board having a first side and a second side opposite to the first side;
a light sensor arranged on the circuit board and electrically coupled to the circuit board;
a camera module comprising a connector arranged on the circuit board and electrically coupled to the circuit board, wherein the connector and the light sensor are both arranged on the first side of the circuit board, and the light sensor is laminated on the connector; and
a cushion arranged between the light sensor and the connector.

1. A method for fingerprint unlocking, comprising:acquiring fingerprint information;
determining, from among preset fingerprint matching data, a target group number of a group of fingerprint templates that is most similar to the fingerprint information, the preset fingerprint matching data comprising N groups of fingerprint templates, wherein each group of fingerprint templates corresponds to one finger and has one unique identification group number, and N is an integer greater than 1, wherein each group of fingerprint templates comprises at least two fingerprint templates;
matching the fingerprint information with fingerprint templates corresponding to the target group number; and
unlocking when a target matching value between a fingerprint template corresponding to the target group number and the fingerprint information is determined, wherein the target matching value is greater than a first preset threshold; and further comprising:
after unlocking, increasing a number of successful match of the target group number by 1; and
sorting the N groups of fingerprint templates in descending order of the number of successful match, and re-numbering the N groups of fingerprint templates sorted, whereby a terminal matches fingerprint information acquired next time with the re-numbered N groups of fingerprint templates.

1. A power adapter, comprising a communication interface through which the power adapter charges a battery in an electronic device and performs a data communication with the electronic device, an electromagnetic interference (EMI) filtering circuit, a high-voltage rectifying and filtering circuit, an isolation transformer, an output filtering circuit, and a voltage tracking and controlling circuit, wherein,the power adapter further comprises a power circuit, a main control circuit, a potential adjusting circuit, a current detection circuit, a voltage detection circuit and an output switch circuit;
an input end of the power circuit is connected with a secondary end of the isolation transformer; a power end of the main control circuit, a power end of the potential adjusting circuit and a power end of the current detection circuit are collectively connected with an output end of the power circuit; both a high-level end of the main control circuit and a high-level end of the potential adjusting circuit are connected with a positive output end of the output filtering circuit; a potential adjusting end of the potential adjusting circuit is connected with the voltage tracking and controlling circuit; a direct current input end of the current detection circuit is connected with the positive output end of the output filtering circuit; a current feedback end of the current detection circuit is connected with a current detecting end of the main control circuit; a clock output end of the main control circuit is connected with a clock input end of the potential adjusting circuit; a data output end of the main control circuit is connected with a data input end of the potential adjusting circuit; a first detecting end and a second detecting end of the voltage detection circuit are connected with a direct current output end of the current detection circuit and a negative output end of the output filtering circuit respectively; a first output end and a second output end of the voltage detection circuit are connected with a first voltage detecting end and a second voltage detecting end of the main control circuit respectively; an input end of the output switch circuit is connected with the direct current output end of the current detection circuit; an output end of the output switch circuit is connected with a third detecting end of the voltage detection circuit; a ground end of the output switch circuit is connected with the negative output end of the output filtering circuit; a controlled end of the output switch circuit is connected with a switching control end of the main control circuit; a power end of the output switch circuit is connected with the secondary end of the isolation transformer; each of the negative output end of the output filtering circuit, the output end of the output switch circuit and a first communication end and a second communication end of the main control circuit is connected with the communication interface;
the power circuit obtains power supply from the isolation transformer and provides the power supply for the main control circuit, the potential adjusting circuit and the current detection circuit; when a quick charging is performed on the battery in the electronic device, the potential adjusting circuit drives the voltage tracking and controlling circuit to adjust an output voltage of the isolation transformer according to a control signal sent by the main control circuit; the current detection circuit detects an output current of the power adapter and feeds back a current detecting signal to the main control circuit, and the voltage detection circuit detects an output voltage of the power adapter and feeds back a voltage detecting signal to the main control circuit; the output switch circuit turns on or off a direct current output of the power adapter according to a switching control signal sent by the main control circuit;
when a conventional charging or a quick charging is performed on the battery in the electronic device, the main control circuit determines whether the output current of the power adapter is greater than a current threshold according to the current detecting signal and determines whether the output voltage of the power adapter is greater than a voltage threshold according to the voltage detecting signal; if the output current of the power adapter is greater than the current threshold and/or the output voltage of the power adapter is greater than the voltage threshold, the main control circuit controls the output switch circuit to turn off the direct current output of the power adapter;
during the data communication between the main control circuit and the electronic device, if the electronic device determines that the output current of the power adapter is greater than the current threshold and/or the output voltage of the power adapter is greater than the voltage threshold, and feeds back a charging stop instruction to the main control circuit, the main control circuit controls the output switch circuit to turn off the direct current output of the power adapter according to the charging stop instruction.

1. A decoration component for a mobile terminal, comprising:a first decoration enclosure having a first through-hole and a receiving groove surrounding the first through-hole;
a second decoration enclosure being received in the receiving groove and protruding beyond the receiving groove in an axial direction of the first through-hole, and having a second through-hole corresponding to the first through-hole; and
a cover being coupled at a side of the second decoration enclosure facing away from the first decoration enclosure, the cover covering the second through-hole,
wherein the second decoration enclosure comprises:
a base ring being received in the receiving groove; and
a connecting protrusion protruding from the base ring towards a groove bottom of the receiving groove, and abutting against the groove bottom of the receiving groove, such that a void is defined by the base ring and the groove bottom of the receiving groove,
wherein the second decoration enclosure further comprises a fixing ring protruding from the base ring towards the outside of the receiving groove, the fixing ring abuts against a top surface of the first decoration enclosure, and the connecting protrusion is spaced apart from a side wall of the receiving groove and configured to separate the void from the first through-hole.

1. A flexible screen mobile terminal, comprising:a first body, having a first surface for mounting a flexible screen;
a second body, disposed at one end of the first body, and having a second surface for mounting the flexible screen;
the flexible screen, lapped jointly on the first surface and the second surface; and
a screen support, configured to fix the flexible screen, and enable the flexible screen to be movably connected to at least one of the first body and the second body;
wherein connection components are disposed at a position where the first body and the second body are connected, and the connection components are a buckle and a slot which are matched and can be connected or separated selectively.

1. A system for charging, comprising:a first rectification unit, configured to rectify an input alternating current (AC) voltage and output a voltage of a first pulsating waveform;
a switch unit, configured to modulate the voltage of the first pulsating waveform according to a control signal;
a transformer, configured to output a voltage of a second pulsating waveform based on the voltage of the modulated first pulsating waveform;
a second rectification unit, configured to rectify the voltage of the second pulsating wave form and output a voltage of a third pulsating waveform;
a first charging interface, coupled with the second rectification unit;
a control unit, coupled with the first charging interface and the switch unit, respectively, and configured to output the control signal to the switch unit; and
a battery and a second charging interface coupled with the battery, wherein when the second charging interface is coupled to the first charging interface, the control unit is further configured to:
obtain a voltage of the battery via the first charging interface, and
adjust a duty ratio of the control signal, wherein the voltage of the third pulsating waveform is applied to the battery via the second charging interface when a peak voltage of the voltage of the third pulsating waveform is greater than the voltage of the battery.

1. An antenna component, comprising:a plurality of antenna structures, wherein at least one of the plurality of antenna structures acts as a master antenna, and at least one of the plurality of antenna structures acts as a diversity antenna;
a control switch connected with the plurality of antenna structures;
a radio frequency module, coupled to the plurality of antenna structures through the control switch;
wherein the control switch is arranged to, according to transmit power of the at least one of the plurality of antenna structures acting as the master antenna and receive power of the at least one of the plurality of antenna structures acting as the diversity antenna, switch the at least one of the plurality of antenna structures acting as the master antenna to a diversity antenna, and switch the at least one of the plurality of antenna structures acting as the diversity antenna to a master antenna.

1. A method for identifying a pseudo base-station, being applicable to a terminal, the method comprising:redirecting the terminal to a target cell supporting circuit domain business when a first call request is received in a first serving cell not supporting the circuit domain business;
sending a location area update request to a base-station where the target cell is located, when a plurality of location area identities (LAIs) stored do not comprise a LAI of the target cell, wherein the plurality of LAIs are received from a base-station where the first serving cell is located;
identifying the base-station where the target cell is located as the pseudo base-station when location area update reject information carrying a cause value is received from the base-station where the target cell is located,
wherein the cause value comprises a first cause value and a second cause value, wherein the first cause value is configured to indicate that national roaming is not allowed in location areas corresponding to the base-station where the target cell is located, wherein the second cause value is configured to indicate that there is no cell matching the terminal supporting the circuit domain business in the location areas corresponding to the base-station where the target cell is located;
storing frequency point information of the first serving cell and frequency point information of the target cell correspondingly; and
redirecting the terminal to a cell supporting the circuit domain business other than the target cell based on the frequency point information of the first serving cell and the frequency point information of the target cell which are stored correspondingly, when a second call request is received in a second serving cell not supporting the circuit domain business.

1. An electronic device, comprising:a housing;
at least one screen, received in the housing;
at least one screen protector connected to the housing and configured to stretch or retract relative to the at least one screen such that the at least one screen protector moves between a stretchable state and a retractable state, wherein when the at least one screen is getting close toward an object at a speed greater than a preset value, the at least one screen protector stretches relative to the at least one screen to be in the stretchable state, such that the at least one screen protector touches the object to protect the at least one screen from touching the object;
a drive assembly, comprising a first magnetic component and a second magnetic component arranged opposite to the first magnetic component, wherein the first magnetic component is received in the housing, the second magnetic component is received in the at least one screen protector, the drive assembly is configured to drive the at least one screen protector to move between the stretchable state and the retractable state by magnetic force between the first magnetic component and the second magnetic component; and
a plurality of locking mechanisms between the at least one screen protector and the housing to buckle the at least one screen protector with the housing;
wherein the housing defines a plurality of grooves along a circumference thereof, the at least one screen protector surrounds the at least one screen and defines a plurality of slots arranged along a circumference thereof, the plurality of grooves and the plurality of slots have a one-on-one correspondence, each of the grooves is communicated with a corresponding slot, the housing has a bottom inner surface in the groove;
each of the locking mechanisms comprises:
a latching portion arranged on the at least one of the screen protector;
a hook comprising a main body arranged in the groove and contacting with the bottom inner surface and a hook body engaged in the corresponding slot and matching with the latching portion; and
a supporting portion arranged on the housing and in contact with the latching portion such that the latching portion is located between the hook body and the supporting portion.

1. A bracket assembly comprising:a metal bracket, wherein the metal bracket is configured to support an electronic component in a mobile terminal;
at least one spring module, wherein the at least one spring module comprises a fixing portion, a pressing portion, and a elastic portion; the fixing portion is fixed in the mobile terminal and grounded, and the elastic portion connects the pressing portion and the fixing portion; the elastic portion is configured to provide a restoring force to the pressing portion, and press the pressing portion to be in contact with the metal bracket.

1. A mobile terminal, comprising:a rear housing, comprising a first surface, a second surface arranged opposite to the first surface, and a side circumference connected between the first surface and the second surface, wherein the side circumference comprises a first side circumference, a second side circumference arranged opposite to the first side circumference, a third side circumference and a fourth side circumference arranged opposite to the third side circumference; the third side circumference is connected between one end of the first side circumference and one end of the second side circumference at one side, and the fourth side circumference is connected between another end of the first side circumference and another end of the second side circumference at another side; the second surface is sunken toward the first surface to form a groove; the groove is penetrated through the first side circumference; and the groove is located between the third side circumference and the fourth side circumference;
a display screen, arranged at one side where the first surface is located;
a mounting seat, arranged in the groove and capable of being rotated relative to the rear housing, wherein a rotation axis of the mounting seat passes through a circle center of a circumcircle of a positive projection of the mounting seat on a reference plane; and the reference plane is perpendicular to the thickness direction of the mobile terminal; and
a photographing device, arranged on the mounting seat, wherein the photographing device is provided with a first light entering surface; the mounting seat is capable of being rotated relative to the rear housing through a first position and a second position; when the mounting seat is at the first position, the photographing device is located in the groove and the first light entering surface is blocked by the display screen; and when the mounting seat is at the second position, the photographing device is located out of the groove and the first light entering surface is exposed from one side where the display screen is located.

1. A method of accessing a network, performed by a mobile communication terminal, comprising:obtaining an identity of a current Visited Public Land Mobile Network (VPLMN) and storing the identity of the current VPLMN in a network record document of the mobile communication terminal when the identity of the current VPLMN does not exist in the network record document of the mobile communication terminal;
adding the identity of the current VPLMN, an identity of a Home Public Land Mobile Network (HPLMN) matching a universal subscriber identity module (USIM) of the mobile communication terminal and an identity of an equivalent home public land mobile network (EHPLMN) in the network record document of the mobile communication terminal to an Equivalent Public Land Mobile Network (EPLMN) list simultaneously, the current VPLMN and the HPLMN having a same priority during network searching, wherein the EHPLMN is a local PLMN of currently visited location which has the same priority as the VPLMN and the HPLMN;
performing a synchronous network search according to the EPLMN list added with the identity of the current VPLMN, the identity of the HPLMN matching the USIM of the mobile communication terminal and the identity of the EHPLMN, wherein performing the synchronous network search according to the EPLMN list comprises transmitting a broadcasting-network access instruction according to the EPLMN list added with the identity of the current VPLMN, the identity of the HPLMN matching the USIM of the mobile communication terminal and the identity of the EHPLMN to perform a network searching operation; and
performing a network registration operation of the mobile communication terminal when any one network in the EPLMN list is searched.

1. A method of accessing a network, performed by a mobile communication terminal, comprising:obtaining an identity of a current Visited Public Land Mobile Network (VPLMN) and storing the identity of the current VPLMN in a network record document of a mobile communication terminal when the identity of the current VPLMN does not exist in the network record document of the mobile communication terminal;
reading the identity of the current VPLMN, an identity of a Home Public Land Mobile Network (HPLMN) matching a universal subscriber identity module (USIM) of the mobile communication terminal and an identity of an equivalent home public land mobile network (EHPLMN) from the network record document of the mobile communication terminal;
adding the identity of the current VPLMN, the identity of the HPLMN matching the USIM of the mobile communication terminal and the identity of the EHPLMN in the network record document of the mobile communication terminal to an Equivalent Public Land Mobile Network (EPLMN) list simultaneously, the current VPLMN and the HPLMN having a same priority during network searching, wherein the EHPLMN is a local PLMN of currently visited location which has the same priority as the VPLMN and the HPLMN;
performing a synchronous network search according to the EPLMN list added with the identity of the current VPLMN, the identity of the HPLMN matching the USIM of the mobile communication terminal and the identity of the EHPLMN), wherein performing the synchronous network search according to the EPLMN list comprises transmitting a broadcasting-network access instruction according to the EPLMN list added with the identity of the current VPLMN and the identity of the HPLMN to perform a network searching operation; and
performing a network registration operation of the mobile communication terminal when any one network in the EPLMN list is searched.

1. A method in a user equipment, comprising:receiving a timing alignment update command for adjusting an uplink timing alignment of the user equipment;
resetting a timing alignment timer in response to receiving the timing alignment update command;
monitoring a control channel during a discontinuous reception (DRX) active time;
refraining from transmitting an uplink sounding reference signal using resources identified in the resource configuration when not in said DRX active time;
maintaining a resource configuration for the user equipment to transmit uplink sounding reference signals when not in said DRX active time; and
releasing the resource configuration for the user equipment to transmit the uplink sounding reference signals upon expiration of the time alignment timer.

1. A method in a user equipment, comprising:establishing a discontinuous reception (DRX) communication with a network access device;
transmitting a sounding reference signal (SRS) during DRX active time when signaled by the network access device to operate in a first mode;
transmitting an SRS irrespective of the DRX active time when signaled by the network access device to operate in a second mode;
releasing a resource configuration for the user equipment to transmit the SRS upon expiration of a time alignment timer; and
maintaining the resource configuration for the user equipment to transmit the SRS when not in the DRX active time.

1. An antenna component, comprising:a plurality of antenna structures, wherein at least one of the plurality of antenna structures acts as a master antenna, and at least one of the plurality of antenna structures acts as a diversity antenna;
a control switch connected with the plurality of antenna structures;
a radio frequency module, coupled to the plurality of antenna structures through the control switch;
wherein the control switch is arranged to, according to transmit power of the at least one of the plurality of antenna structures acting as the master antenna and receive power of the at least one of the plurality of antenna structures acting as the diversity antenna, switch the at least one of the plurality of antenna structures acting as the master antenna to a diversity antenna, and switch the at least one of the plurality of antenna structures acting as the diversity antenna to a master antenna.

1. A power adapter, comprising:a first rectifier, configured to rectify an input alternating current and output a first voltage with a first pulsating waveform;
a switch unit, configured to modulate the first voltage according to a control signal and output a modulated first voltage;
a transformer, having a primary winding and a secondary winding, and configured to output a second voltage with a second pulsating waveform according to the modulated first voltage;
a second rectifier, coupled to the secondary winding, and configured to rectify the second voltage to output a third voltage with a third pulsating waveform;
a first charging interface, coupled to the second rectifier, configured to apply the third voltage to a battery in a terminal via a second charging interface of the terminal when the first charging interface is coupled to the second charging interface, in which the second charging interface is coupled to the battery;
a sampling unit, configured to sample voltage and/or current at the primary winding; and
a control unit, coupled to the sampling unit and the switch unit respectively, and configured to output the control signal to the switch unit, to calculate a voltage sampling value and/or a current sampling value corresponding to an output of the second rectifier according to a voltage value and/or a current value sampled by the sampling unit, and to adjust a duty ratio of the control signal according to the current sampling value and/or the voltage sampling value such that the third voltage meets a charging requirement of the battery of the terminal.

1. A network access method, comprising:logging in to, before a mobile communication terminal reaches a visited place, a shared server via a shared account in response to a network identification of a public land mobile network (PLMN) of the visited place not existing in a local memory of the mobile communication terminal, the local memory being different from a subscriber identity module (SIM) card of the mobile communication terminal, wherein shared network information is stored in the shared server, and the network identification of the PLMN of the visited place is a network identification of an operator of the visited place, which signs a roaming agreement with an operator of a home place to which the subscriber identity module attached to the mobile communication terminal belongs;
searching, before the mobile communication terminal reaches the visited place, to acquire the network identification of the PLMN of the visited place from the shared network information;
adding, before the mobile communication terminal reaches the visited place, the network identification of the PLMN of the visited place to an equivalent PLMN (EPLMN) list by the mobile communication terminal, wherein the EPLMN list is stored in the mobile communication terminal and comprises the network identification of the PLMN of the home place and the network identification of the PLMN of the visited place; and
accessing a network according to the EPLMN list after the mobile communication terminal is moved from the home place to the visited place.

1. A method for connecting to a 4G network, comprising:acquiring, by the terminal equipment, a registration state of the terminal equipment;
judging, by the terminal equipment, whether the terminal equipment is currently registered in 4G according to the registration state;
determining, by a terminal equipment, a radio resource (RR) state when the terminal equipment is not currently registered in 4G, wherein the RR state comprises an idle state and a non-idle state;
determining, by the terminal equipment, a first duration in which the terminal equipment is in the non-idle state and is not registered in 4G, when the RR state is the non-idle state;
releasing, by the terminal equipment, the RR state to the idle state to cause the terminal equipment to re-select to connect to the 4G network, when the first duration exceeds a first time threshold;
recording, by the terminal equipment, a second duration since releasing the RR state to the idle state;
judging, by the terminal equipment, whether the terminal equipment is currently registered in 4G again, when the second duration exceeds a second time threshold; and
increasing the first time threshold when the terminal equipment is not currently registered in 4G again.

1. An image processing method, applied in an electronic device, wherein the electronic device comprises an imaging apparatus comprising an image sensor, the image sensor comprises an array of photosensitive pixel units and an array of filter units arranged on the array of photosensitive pixel units, each filter unit corresponds to one photosensitive pixel unit, and each photosensitive pixel unit comprises a plurality of photosensitive pixels, the image processing method comprises:outputting a merged image by the image sensor, wherein, the merged image comprises an array of merged pixels, and the photosensitive pixels in a same photosensitive pixel unit are collectively output as one merged pixel;
rotating the imaging apparatus to output a color-block image by the image sensor, wherein, the color-block image comprises image pixel units arranged in a preset array, each image pixel unit comprises a plurality of original pixels, each photosensitive pixel unit corresponds to one image pixel unit, and each photosensitive pixel corresponds to one original pixel;
converting the color-block image into a simulation image using a first interpolation algorithm, wherein, the simulation image comprises simulation pixels arranged in an array, and each photosensitive pixel corresponds to one simulation pixel;
identifying a preset target region in the merged image;
converting a part of the merged image within the preset target region into a merged true-color image;
converting the simulation image into a simulation true-color image; and
compositing the merged true-color image into the simulation true-color image.

1. A fingerprint chip package structure, comprising:a package body having a bottom surface and a lateral surface connected to the bottom surface, wherein the package body defines a recessed portion at a junction of the bottom surface and the lateral surface; and
a fingerprint identification chip received in the package body, wherein the package body packages the fingerprint identification chip therein,
wherein the package body comprises a first package portion and a second package portion coupled to the first package portion, the first package portion comprises the bottom surface, and the second package portion comprises the lateral surface,
wherein the fingerprint chip package structure is configured to be received in a decoration enclosure, the decoration enclosure comprises a decoration ring and a support rim extending inwards from an inner wall of the decoration ring, the support rim is received in the recessed portion, the support rim has a hole therein, the first package portion passes through the hole in the support rim, and the second package portion is supported on the support rim,
wherein the second package portion comprises a top surface connected to the lateral surface, and the fingerprint chip package structure comprises a cover plate fixed on the top surface.

1. A method for controlling unlocking, comprising:acquiring a reference feature point set of a finger of a user when a touch operation on a fingerprint recognition sensor of a terminal is detected;
matching the reference feature point set with a first feature point set, wherein the first feature point set comprises at least one feature point subset of a second feature point set, the second feature point set comprises all feature points of a fingerprint template; and
unlocking the terminal when the reference feature point set is matched with the first feature point set;
acquiring N feature point sets of N fingerprint images that successfully unlocked the terminal for N times, wherein N is an integer greater than 1;
determining a number of times of successful matching for each feature point of the second feature point set based on the N feature point sets; and
dividing the second feature point set into at least two feature point subsets according to the number of times of successful matching for each feature point of the second feature point set, wherein each feature point subset comprises matching priority corresponding to the number of times of successful matching for each feature point of the feature point subset.

1. A display screen assembly for an electronic device, comprising:a display screen having a display area and a non-display area surrounding the display area;
a connector comprising a first joining portion, a second joining portion bending from an edge of the first joining portion, and a third joining portion bending from the second joining portion, the first joining portion being coupled a top surface of the display screen and located in the non-display area of the display screen, the display area being exposed out of the first joining portion, the second joining portion being opposite to a side wall of the display screen, and the third joining portion being fitted with a bottom surface of the display screen and corresponding to the non-display area;
a cover plate having a lower surface positioned to the top surface of the display screen and to the first joining portion; and
a bracket having a top portion joined to the bottom surface of the display screen and to the third joining portion, the bracket being coupled to a rear cover of the electronic device to define an accommodating space for accommodating a battery of the electronic device therebetween.

1. A mobile terminal, comprising:a housing;
a display screen mounted to the housing and having a first aperture;
a camera mounted in the housing and being aligned with the first aperture;
a receiver mounted between the display screen and the camera and configured to transmit a sound signal through the first aperture;
wherein the receiver has a light signal passage, and the camera acquires an external light signal through the light signal passage and the first aperture.

1. A shell, comprising:a metallic body,
a non-metallic layer configured to connect at least two parts of the metallic body, and
a coating layer only provided on an outer surface of the non-metallic layer, and exhibiting a consistent colour with an outer surface of the metallic body, wherein the coating layer comprises ink comprising metal particles and pigments.

1. A charging method, comprising:setting an initial cut-off voltage and an initial charging current of a battery when the battery is subjected to constant current charging, the initial cut-off voltage being greater than a safe cut-off voltage of the battery, and a difference between the initial cut-off voltage and the safe cut-off voltage being less than or equal to a preset voltage difference;
detecting a battery voltage of the battery, the battery voltage being a sum of a real voltage of the battery and a voltage of an inner resistor of the battery;
determining whether the current battery voltage is equal to the initial cut-off voltage; and
decreasing the initial cut-off voltage and the initial charging current gradually based on a determination that the current battery voltage is equal to the initial cut-off voltage, until the initial cut-off voltage is less than or equal to the safe cut-off voltage, and charging the battery in constant voltage charging when the current battery voltage is equal to the safe cut-off voltage, a voltage of the constant voltage charging being the safe cut-off voltage.

1. A dual-camera focusing method using a dual camera that comprise a first camera and a second camera, wherein a resolution of the first camera is higher than a resolution of the second camera, the method comprising:using the second camera for focusing;
when the second camera is in focus, obtaining a second driving current value of a motor of the second camera;
with the first camera and the second camera having a same in-focus distance, determining a first driving current value of a motor of the first camera according to the second driving current value; and
using the first driving current value to focus the first camera;
wherein before the operation of determining the first driving current value of the motor of the first camera according to the second driving current value with the first camera and the second camera having the same in-focus distance, the method further comprises:
under a plurality of in-focus distances,
pre-measuring corresponding driving current values of the motor of the first camera, wherein each of the corresponding driving current values of the motor of the first camera is used to drive the first camera to perform focal length-adjusting movement to be at a first in-focus distance of the in-focus distances, and
measuring corresponding driving current values of the motor of the second camera wherein each of the corresponding driving current values of the motor of the second camera is used to drive the second camera to perform focal length-adjusting movement to be at a second in-focus distance same as the first in-focus distance; and
within an in-focus distance-driving current value coordinate space, graphing a relationship curve of the in-focus distances and the corresponding driving current values of the motor of the first camera, and graphing a relationship curve of the in-focus distances and the corresponding driving current values of the motor of the second camera.

1. A method for handling abnormality of a network communication function, comprising:determining that the network communication function of a modem is abnormal;
disconnecting the modem from a current cell;
setting the current cell to be a barred cell, and setting a first barring duration within which the barred cell is barred; and
when a duration within which the barred cell is barred is shorter than the first barring duration, searching for one or more cells corresponding to a Radio Access Technology (RAT) supported by the modem, the cells excluding the barred cell.

1. An image processing method, configured to process a color-block image output by an image sensor, wherein the image sensor comprises an array of photosensitive pixel units and an array of filter units arranged on the array of photosensitive pixel units, each filter unit corresponds to one photosensitive pixel unit, each photosensitive pixel unit comprises a plurality of photosensitive pixels, the color-block image comprises image pixel units arranged in a preset array, each image pixel unit comprises a plurality of original pixels, each photosensitive pixel unit corresponds to one image pixel unit, and each photosensitive pixel corresponds to one original pixel, and the image processing method comprises:determining a high-frequency region of the color-block image;
converting a part of the color-block image within the high-frequency region into a first image using a first interpolation algorithm, wherein, the first image comprises first simulation pixels arranged in an array, and each photosensitive pixel corresponds to one first simulation pixel;
converting a part of the color-block image beyond the high-frequency region into a second image using a second interpolation algorithm, wherein, the second image comprises second simulation pixels arranged in an array, and each photosensitive pixel corresponds to one second simulation pixel, and a complexity of the second interpolation algorithm is less than that of the first interpolation algorithm; and
merging the first image and the second image into a simulation image corresponding to the color-block image.

1. A control method for controlling an electronic apparatus, wherein the electronic apparatus comprises an image sensor comprising a photosensitive pixel unit array, wherein the photosensitive pixel unit array comprises a plurality of photosensitive pixel units each comprising a plurality of photosensitive pixels, the control method comprising:controlling the image sensor to output a merged image and a color block image of a same scene, wherein the merged image comprises a plurality of merged pixels arranged in a predetermined array pattern, wherein each of the plurality of merged pixels is output by a corresponding merged photosensitive pixel, wherein the plurality of photosensitive pixels of a corresponding photosensitive pixel unit of the photosensitive pixel unit array are merged into the corresponding merged photosensitive pixel; and wherein the color block image comprises a plurality of image pixel units arranged in the predetermined array pattern, wherein each of the plurality of image pixel units comprises a plurality of original pixels having a same color, wherein each of the plurality of original pixels is output by a corresponding photosensitive pixel of the plurality of photosensitive pixels;
defining a first predetermined region using the merged image based on a user input;
converting a second predetermined region in the color block image into a first imitating image using a first interpolating method and converting a third predetermined region in the merged image into a restored image using a second interpolating method,
wherein the second predetermined region corresponds to the first predetermined region; wherein the first imitating image comprises a plurality of imitating pixels arranged in the predetermined array pattern, and wherein a number of the plurality of imitating pixels is same as number of a plurality of photosensitive pixels corresponding to the first predetermined region;
wherein the third predetermined region corresponds to a first region outside the first predetermined region; wherein the restored image comprises a plurality of restored pixels arranged in the predetermined array pattern and same in pixel number as a plurality of photosensitive pixels corresponding to the first region outside the first predetermined region; and
obtaining a second imitating image by synthesizing the first imitating image and the restored image.

1. A hinge assembly comprising:a first hinge member and a second hinge member separated from the first hinge member, each of the first hinge member and the second hinge member having:
a first base;
a second base;
a flexible connection element located between and coupled to the first base and the second base; and
a plurality of hinge elements arranged in a line and located between the first base and the second base, wherein each of the hinge elements comprises an interior portion and an exterior portion opposite to the interior portion, the exterior portions of the hinge elements are coupled to the flexible connection element, the interior portions of the hinge elements are capable of either close to or far away from each other by rotating the first base with respect to the second base; and
a tooth plate member located between and coupled to the first hinge member and the second hinge member, the tooth plate member having:
a first mounting plate slidably coupled to the first bases of the first hinge member and the second hinge member;
a second mounting plate slidably coupled to the second bases of the first hinge member and the second hinge member; and
at least one tooth plate group located between and coupled to the first mounting plate and the second mounting plate, wherein the at least one tooth plate group is configured to maintain a rotation position of the first bases of the first hinge member and the second hinge member with respect to the second bases of the first hinge member and the second hinge member.

1. A housing assembly, comprising:a first housing;
a second housing; and
a connecting module coupled between the first housing and the second housing, the connecting module comprising:
a connecting member coupled between the first housing and the second housing;
a coupling member facing the connecting member and located between the first housing and the second housing, the coupling member being slidably coupled to at least one of the first housing and the second housing; and
a positioning member coupled between the connecting member and the coupling member, and configured to prevent a movement of the coupling member along a direction perpendicular to a sliding direction of the coupling member with respect to the connecting members;
wherein the positioning member comprises a first end and a second end opposite to the first end, the first end is fixed to the connecting member, and the second end is coupled to the coupling member; and
the coupling member comprises:
a first connection part configured to be coupled to the first housing;
a second connection part configured to be coupled to the second housing;
a linkage part, the linkage part comprising:
a first hinge element configured to be coupled to the first connection part;
a second hinge element configured to be coupled to the second connection part; and
a hinge shaft configured to pivotally couple the first hinge element with the second hinge element and coupled to the second end.

1. A housing assembly, comprising:a first housing comprising a first groove;
a second housing comprising a second groove;
a connecting member coupled between the first housing and the second housing, the first housing and the second housing being close to each other by bending the connecting member so that the first housing is stacked onto the second housing; and
a coupling member facing the connecting member and coupled between the first housing and the second housing, the coupling member being partially received in the first groove and the second groove and being capable of sliding with respect to the first housing and the second housing;
wherein the coupling member comprises:
a first connection part;
a second connection part; and
a linkage part, wherein the first connection part and the second connection part are coupled to two opposite sides of the linkage part.

1. An imaging module, comprising:a flexible printed circuit board; and
an imaging unit comprising a first camera and a second camera arranged side by side and connected to the flexible printed circuit board, wherein
the flexible printed circuit board comprises a projection portion projecting to a side edge of the imaging unit, the side edge extends along an arranging direction of the first and second cameras, and a width of the projection portion in the arranging direction is less than a length of the side edge;
each of the first and second cameras comprises a printed circuit board, and the flexible printed circuit board is coupled to the two printed circuit boards;
the flexible printed circuit board further comprises:
a first connection portion coupled to the printed circuit board of the first camera and a second connection portion coupled to the printed circuit board of the second camera; and
an extension portion extending from the second connection portion towards the first connection portion and covering the first connection portion;
the projection portion comprises a first projection sub-portion projecting from the first connection portion and beyond the side edge and a second projection sub-portion projecting from the extension portion and beyond the side edge, wherein the first projection sub-portion and the second projection sub-portion are arranged to be stacked.

1. A method for generating a high-dynamic range (HDR) image, comprising:providing a pixel structure unit, the pixel structure unit comprising a filter unit having a same color and a plurality of pixel units covered by the filter unit, the pixel structure unit being provided in an image sensor, the image sensor comprising a pixel array and a filter array disposed on the pixel array, the filter array comprising a plurality of the filter units, the pixel array comprising a plurality of the pixel units, the filter units and corresponding pixel units constitute a plurality of the pixel structure units, wherein each filter unit covers 2*2 pixel units; and
controlling two pixel units in a row of the pixel structure unit respectively to be exposed for the first exposure time, and controlling two pixel units in another row of the pixel structure unit respectively to be exposed for the second exposure time, wherein the first exposure time is greater than the second exposure time.

9. A power adapter, the power adapter being configured to be coupled to a mobile terminal via a USB interface, a power line of the USB interface being used for the power adapter to charge the mobile terminal, the power adapter supporting a normal charging mode and a quick charging mode, a charging current corresponding to the quick charging mode being greater than a charging current corresponding to the normal charging mode, the power adapter comprising:a communication unit configured to transmit a clock signal to the mobile terminal via a first data line of the USB interface in a process that the power adapter is coupled to the mobile terminal, wherein the clock signal is used for indicating a communication sequence between the power adapter and the mobile terminal; and the communication unit is further configured to conduct a bidirectional communication with the mobile terminal via a second data line of the USB interface under control of the communication sequence, so as to determine to charge the mobile terminal in the quick charging mode and negotiate with the mobile terminal to determine the charging current corresponding to the quick charging mode; wherein the communication sequence comprises instruction transmission time slots of the power adapter and instruction reception time slots of the power adapter, and the instruction transmission time slots and the instruction reception time slots are alternatively generated; the communication unit is configured to transmit a first instruction to the mobile terminal via the second data line during the instruction transmission time slot of the power adapter, and the first instruction is used to query the mobile terminal for whether or not to activate the quick charging mode; the communication unit is further configured to receive a reply instruction corresponding to the first instruction via the second data line during the instruction reception time slot of the power adapter, and the reply instruction corresponding to the first instruction is used for indicating that the mobile terminal agrees to activate the quick charging mode; and the communication unit is further configured to determine to charge the mobile terminal in the quick charging mode according to the reply instruction corresponding to the first instruction; and
a current adjusting unit configured to adjust a charging current of the power adapter to the charging current corresponding to the quick charging mode to charge the mobile terminal.