US Pat. No. 10,256,989

APPLICATION METHOD OF A COMMUNICATION TERMINAL AND SMART HOME SYSTEM

JRD COMMUNICATION (SHENZH...

1. An application method of a communication terminal, wherein the communication terminal is applied to a smart home system based on internet of things (IoT) protocols, the application method comprising:installing, by the communication terminal, the IoT protocols, wherein the IoT protocols are AllJoyn application protocols, and the communication terminal acquires an AllJoyn software development kit (SDK) to install the AllJoyn SDK;
acquiring, by the communication terminal, a first message from a device of the smart home system, wherein the communication terminal and the device of the smart home system are positioned in home; the communication terminal and the device are connected to each other without a server, to acquire the first message from the device, which is an AllJoyn device;
comparing the first message against a preset message comparison table for a match and thus acquiring a second message matching the first message, wherein a keyword is extracted from the first message and is compared against the preset message comparison table, and, when a match is found, the second message matching the first message is acquired from the preset message comparison table; and
transmitting the second message to at least one remote mobile terminal outside the home by a preset mode, such that the at least one remote mobile terminal is capable of reading a status of the device of the smart home system via the communication terminal;
wherein the transmitting the second message to at least one remote mobile terminal corresponding to at least one preset number and outside the home by the preset mode comprises:
acquiring, by the communication terminal, an alarm mode corresponding to the second message based on the keyword; and
transmitting the second message in accordance with the alarm mode;
wherein transmitting the second message in accordance with the alarm mode further comprises:
determining, by the communication terminal, whether the alarm mode matches with a current mode of the communication terminal;
based on the determination that the alarm mode matches with the current mode, determining whether the current mode is the full short text message mode;
based on the determination that the current mode is the full short text message mode, converting the second message to short text message content, acquiring the numbers in a preset number table, automatically generating a short text message by using the short text message content, and transmitting the short text message to the at least one remote mobile terminal corresponding to the at least one preset number.

US Pat. No. 10,234,660

OPTICAL LENS ACCESSORY FOR PANORAMIC PHOTOGRAPHY

JRD COMMUNICATION (SHENZH...

1. An optical lens accessory for panoramic photography, wherein the optical lens accessory is used in conjunction with a terminal device equipped with both a front camera device and a rear camera device, the optical lens accessory comprising:an optical device comprising a first fisheye lens and a second fisheye lens, wherein the first and second fisheye lenses are arranged in a back-to-back configuration, the first fisheye lens corresponds to the front camera device, the second fisheye lens corresponds to the back camera device, directions of two respective viewing angles associated with the two fisheye lenses are opposite to each other, and wherein the viewing angle of each of the fisheye lenses is greater than 180° to allow each of the two fisheye lenses to independently frame a view in the respective direction of the respective viewing angle, wherein the optical device is configured to let framed lights into the two camera devices, and wherein a center of the first fisheye lens and a center of the front camera device are on a same axis, and a center of the second fisheye lens and a center of the rear camera device are on a same axis;
two lenses respectively positioned in two optical paths through which the two framed lights entering the two camera devices, wherein the two lenses are configured to move back and forth along axial directions thereof to adjust a respective distance between each of the two lenses and a respective camera device of the two camera devices so as to merge the two framed lights, thereby causing the two framed lights to both enter the two camera devices;
a housing device positioned outside the optical device and causing no interference to ranges of viewing angles of the two fisheye lenses, wherein the housing device is configured to support the optical device, and to isolate the framed lights from external stray light, thereby preventing the external stray light from interfering with the two optical paths of the two framed lights; and
a fixture device configured to attach the optical lens accessory to the terminal device while causing no interference to the ranges of viewing angles of the two fisheye lenses, thereby facilitating a cooperative use of the optical lens accessory with the two camera devices to perform wide angle-of-view photography,
wherein during a cooperative use of the optical lens accessory with the two camera devices, the two fisheye lenses are positioned on a front side and a rear side of the two camera devices, respectively.

US Pat. No. 10,164,461

WIRELESS CHARGING DEVICE, SYSTEM, AND METHOD BASED ON BACK COVER MOBILE POWER SUPPLY

JRD COMMUNICATION (SHENZH...

1. A wireless charging method, comprising:powering on a wireless charger, such that a built-in induction coil is powered and generates an electromagnetic field;
inducting the electromagnetic field and generating a current to a wireless charging device through a back cover mobile power supply;
controlling an intelligent terminal and the back cover mobile power supply to enter a charging state when the current is detected by the wireless charging device; transmitting a charging current to a main battery of the intelligent terminal and the back cover mobile power supply, respectively, so as to perform charging;
controlling the intelligent terminal and the back cover mobile power supply to enter a power supply state, and connecting the main battery of the intelligent terminal and the back cover mobile power supply such that the back cover mobile power supply supplies power to the main battery, when no current is detected by the wireless charging device; and
controlling the wireless charging device to enter a single charging mode such that the wireless charging device charges the main battery according to a charging voltage output by the back cover mobile power supply when the back cover mobile power supply detects a power switch key of the back cover mobile power supply being pressed;
wherein the wireless charging device comprises a power switching circuit, an MCU, a second charging circuit, and a switch circuit; the power switching circuit controls the MCU to enter a double charging mode or a power supply mode according to an input state of the charging current transmitted by the back cover mobile power supply; the MCU controls the switch circuit to be disconnected in the double charging mode and controls a first charging circuit of the back cover mobile power supply and the second charging circuit to charge a power core of the back cover mobile power supply and the main battery of the intelligent terminal, respectively; and the MCU controls the switch circuit to become conducted in the power supply mode, connecting the back cover mobile power supply and the main battery such that the back cover mobile power supply supplies power to the main battery.

US Pat. No. 10,547,719

ULTRATHIN ELECTRONIC DEVICE

JRD Communication (Shenzh...

1. An ultrathin electronic device, comprising:a front housing;
a display assembly;
a frame-shaped rear housing;
a battery; and
a battery cover,
wherein:
the front housing comprises a side frame disposed around a periphery thereof, a lower bearing part, and a through hole formed in a middle portion of the bearing part, the display screen assembly is disposed in the front housing,
a head portion of the battery is inserted in the through hole, a space enclosed by the rear housing and the battery cover accommodates a tail portion of the battery, an end surface of the head portion of the battery is flush with the bearing part of the front housing, and
the battery further comprises a limiting flange protruding from a sidewall thereof, and the limiting flange abuts against a surface facing the rear housing of the bearing part of the front housing.

US Pat. No. 10,345,894

SYSTEM AND METHOD FOR IMAGE PROCESSING

JRD COMMUNICATION (SHENZH...

1. An image processing method, wherein, the method is utilized in a virtual reality system or an augmented reality system, comprising:detecting and acquiring actual motion information that a user applies on the virtual reality system or the augmented reality system;
dynamically generating an image imposed with an intervention instruction based on the actual motion information and the intervention instruction when receiving the intervention instruction;
displaying the image imposed with the intervention instruction, so as to affect and intervene a behavior of the user;
wherein the intervention instruction comprises an intervention parameter offset value, the intervention parameter offset value is an intervention value used for computing image motion data in the dynamic image generating process;
the intervention parameter offset value varies with a motion and surrounding environment of the virtual reality system or the augmented reality system; and
the dynamically generating the image imposed with the intervention instruction based on the actual motion information and the intervention instruction comprises:
analyzing actual motion data along a specific direction in a specific plane during each image processing process;
generating a new image by imposing the intervention parameter offset value to the actual motion data when the actual motion data along the specific direction is a positive value; and
generating a new image with the actual motion data by a conventional image generating method when the actual motion data along the specific direction is a negative value or null.

US Pat. No. 10,237,468

METHOD AND APPARATUS FOR ENABLING PRECISE FOCUSING

JRD COMMUNICATION (SHENZH...

5. A photographing device capable of performing precise focusing, the photographing device comprising:a lens;
an image sensor;
a motor configured to adjust a distance between the lens and the image sensor;
a driver configured to drive the motor; and
a processor coupled to the image sensor and the driver, respectively, wherein the processor is configured to:
obtain an operation time of the photographing device;
search a relationship table of preset times and focus ranges based on the obtained operation time, thereby obtaining a focus range corresponding to the obtained operation time; and
send the obtained focus range to the driver; and
wherein the driver is further configured to control the motor to adjust the distance between the lens and the image sensor based on the obtained focus range, wherein the distance is within the obtained focus range;
the focus range satisfies the following formula:
Step_bond=Step_bond intnd+k·d,
wherein the Step_bond is the focus range, the Step_bond intnd is an initial value of the focus range of the photographing device, d is the operation time, and k is a slope value associated with the photographing device.

US Pat. No. 10,694,011

SMART LIGHT GUIDE BATTERY COVER AND MOBILE TERMINAL

JRD COMMUNICATION (SHENZH...

7. A smart light guide battery cover, arranged above a battery of a mobile terminal, comprising:at least one LED lamp connected to the battery,
a battery rear cover capable of transmitting light and comprising a body and at least one light transmitting hole defined in the body;
wherein the at least one LED lamp is correspondingly arranged in the at least one light transmitting hole, and
a light guide film arranged above the battery rear cover and the at least one LED lamp, covering the battery rear cover and the at least one LED lamp, and configured to guide the light.

US Pat. No. 10,560,141

MOBILE TERMINAL, BASE STATION AND NON-TRANSITORY COMPUTER-READABLE MEDIUM TO SECURELY RECEIVE SIGNAL

JRD Communication (Shenzh...

1. A mobile terminal, comprising:a memory configured to store instructions;
a processor configured to execute the instructions, which cause the processor to perform steps comprising:
pre-configuring a first standard PN sequence and a second standard PN sequence, and when communication between the mobile terminal and a base station is established, receiving a first start bit serial number of the first standard PN sequence and a second start bit serial number of the second standard PN sequence to the mobile terminal by a from the base station;
based on the first start bit serial number of the first standard PN sequence, obtaining a first cyclic PN sequence, and based on the second start bit serial number of the second standard PN sequence, obtaining a second cyclic PN sequence;
when transmitting information to the base station, randomly XORing corresponding digits of a low frequency digital sequence of information to be transmitted and the first cyclic PN sequence and the second cyclic PN sequence, to obtain a spread sequence, and transmitting the spread sequence out; and
when receiving information from the base station,
receiving a spread sequence transmitted by the base station, and XORing the spread sequence transmitted by the base station with the first cyclic PN sequence and the second cyclic PN sequence, to obtain a first sequence to be determined and a second sequence to be determined; and
for each of the first sequence to be determined and the second sequence to be determined, determining whether the first sequence to be determined or the second sequence to be determined is a high frequency digital sequence, and if so, discarding the first sequence to be determined or the second sequence to be determined, and if not, determining that the first sequence to be determined or the second sequence to be determined is the information from the base station.

US Pat. No. 10,432,770

METHOD FOR PROVIDING MULTI-FUNCTION BACK COVER TO MOBILE TERMINAL AND MOBILE TERMINAL THEREOF

JRD COMMUNICATION (SHENZH...

1. A method for providing a multi-function back cover for a mobile terminal, comprising:providing a plurality of test points on a PCB of a main body of the mobile terminal in advance;
providing a plurality of pogo pins at positions corresponding to the test points on the back cover of the mobile terminal; and
installing the back cover of the mobile terminal on the main body of the mobile terminal, such that the pogo pins connect with the test points to provide a corresponding function of the back cover of the mobile terminal;
wherein the main body of the mobile terminal is provided with a first battery management chip or a baseband chip;
wherein the plurality of test points at least comprise a first identification pin and a second identification pin, and levels of the first identification pin and the second identification pin are detected so as to determine one or more functions of the back cover of the mobile terminal installed on the main body of the mobile terminal according to a result of the determination;
wherein the providing the plurality of test points on the PCB of the main body of the mobile terminal in advance comprises:
providing twelve test points on the PCB of the main body of the mobile terminal in advance;
wherein the twelve test points comprise the first identification pin, the second identification pin, a detection pin, a ground pin, a charge input pin, a charge output pin, a power supply pin, a first I2C control pin, a second I2C control pin, a left audio input pin, a right audio input pin, and a reset pin.

US Pat. No. 10,656,904

METHOD FOR ADJUSTING SOUND VOLUME OF TERMINAL, TERMINAL, AND NON-TRANSITORY TANGIBLE COMPUTER-READABLE STORAGE MEDIUM

JRD COMMUNICATION (SHENZH...

1. A method for adjusting a sound volume of a terminal, comprising:detecting a sliding action generated by triggering a touch screen of the terminal in real time whet the terminal is in a calling state, and determining whether the sliding action is valid;
when the sliding action is determined to be valid, acquiring a first projection of a sliding track of the sliding action in a horizontal direction and a second projection of the sliding track of the sliding action in a vertical direction; and
acquiring a sound volume adjustment mode corresponding to the first and second projections based on a preset correspondence between the first and second projections and the sound volume, and adjusting the sound volume based on the sound volume adjustment mode;
wherein the acquiring the sound volume adjustment mode corresponding to the first and second projections based on the preset correspondence between the first and second projections and the sound volume and adjusting the sound volume based on the sound volume adjustment mode further comprises:
subtracting the length of the second projection in the vertical direction from the length of the first projection in the horizontal direction, and determining a valid projection of the sliding track based on a determination whether the subtraction result is positive or negative; wherein the valid projection is the first projection in the horizontal direction or the second projection in the vertical direction; and
determining the sound volume adjustment mode corresponding to the direction of the valid projection based on the correspondence between the first and second projections and the sound volume adjustment, and adjusting the sound volume based on the sound volume adjustment mode.

US Pat. No. 10,652,681

PROCESSING METHOD AND SYSTEM OF AUDIO MULTICHANNEL OUTPUT SPEAKER, AND MOBILE PHONE

JRD COMMUNICATION (SHENZH...

1. A mobile phone with a processing system of an audio multichannel output speaker, comprising a processor and a memory, wherein the memory is configured to store computer instructions, the processor executes the computer instructions and is configured to:retrieve an audio and video file, and respectively establish four channel signals for audio signals in the audio and video file with independent channel indications;
perform a frequency-division processing on the four channel signals respectively, and store data of the four channel signals after frequency-division processing in order; and
perform a digital-to-analog conversion on the data of the four channel signals respectively, and respectively send converted analog signal data to speakers corresponding to the four channel signals one-to-one;
wherein the processor is further configured to separate the audio signals in the audio and video file by audio codec algorithm via AAC standard or PCM standard with the independent channel indications, and create audio tracks of four audio channels; the audio channels comprising a left front channel, a right front channel, a left rear channel, and a right rear channel; and
wherein the processor is further configured to respectively allocate the four channel signals to different codecs for performing digital-to-analog conversion in clock sequence, and respectively send the converted analog signal data to the speakers corresponding to the four channel signals one-to-one.

US Pat. No. 10,637,257

DUAL BATTERY MOBILE TERMINAL AND WIRELESS CHARGING SYSTEM THEREOF

JRD COMMUNICATION (SHENZH...

1. A wireless charging system used in a dual battery mobile terminal, the dual battery mobile terminal comprising a main battery and a secondary battery; the wireless charging system comprising:a wireless receiver, configured to sense a wireless charging signal, and convert the sensed wireless charging signal into a voltage and current signal;
a charging controller, configured to output the voltage and current signal outputted from the wireless receiver to charge the main battery or the secondary battery individually, or output the voltage and current signal to charge the main battery and the secondary battery simultaneously;
wherein the wireless receiver is connected to the main battery and the secondary battery via the charging controller;
the wireless receiver comprises a wireless charging chip and an inductive coil configured to sense the wireless charging signal;
the charging controller comprises a temperature detector, a power supply switcher, and a controller, wherein: the temperature detector is configured to detect a temperature of the mobile terminal; the power supply switcher is configured to switch on or off circuits between the wireless receiver and the main battery, and between the wireless receiver and the secondary battery based on a control signal from the controller; the controller is configured to charge the main battery and the secondary battery simultaneously via the power supply switcher in the event that the temperature detected by the temperature detector is lower than a first preset temperature, charge the main battery individually via the power supply switcher in the event that the temperature detected by the temperature detector is at a temperature between the first preset temperature and a second preset temperature, and charge the secondary battery individually via the power supply switcher in the event that the temperature detected by the temperature detector is higher than the second preset temperature, wherein a capacity of the secondary battery is smaller than that of the main battery;
a voltage and current output terminal of the wireless receiver is connected to the main battery and the secondary battery via the power supply switcher; the temperature detector and the power supply switcher are respectively connected to the controller;
charging chips are respectively provided between the power supply switcher and the main battery, and between the power supply switcher and the secondary battery.

US Pat. No. 10,674,249

EXTERNAL SPEAKER ASSEMBLY AND AUDIO APPARATUS

JRD COMMUNICATION (SHENZH...

1. An external speaker assembly, comprising a housing, a speaker unit and a driving circuit; wherein the housing comprises a main body in shape of a horn, and a cover plate covering a larger opening of the main body; the driving circuit is carried on the cover plate; the driving circuit comprises a first terminal, a second terminal, a third terminal and a fourth terminal; the external speaker assembly is detachably connected to an audio device; when the external speaker assembly is connected to the audio device, a sealed cavity is formed by the housing and a rear cover of the audio device; the speaker unit and the driving circuit are received in the sealed cavity; the third terminal is connected to a third interface of the audio device to receive power from the audio device; the second terminal is connected to a second interface of the audio device to send a feedback signal to the audio device, in such a way that the audio device determines whether it is externally connected to the external speaker assembly at present based on the feedback signal; the fourth terminal is connected to a fourth interface of the audio device to receive a control signal from the audio device, and the control signal is configured to control the external speaker assembly to turn on or off; the first terminal is connected to a first interface of the audio device to receive an audio signal from the audio device to drive the speaker unit to produce sounds.

US Pat. No. 10,664,011

WEARABLE APPARATUS AND METHOD FOR CONTROLLING VR APPARATUS

JRD COMMUNICATION (SHENZH...

1. A method for controlling a virtual reality (VR) apparatus, comprising:a wearable apparatus establishing a connection to the VR apparatus and receiving control request information generated by the VR apparatus, wherein the control request information is configured to request the wearable apparatus to control the VR apparatus;
the wearable apparatus displaying a control interface based on the control request information, wherein the control interface is black;
the wearable apparatus acquiring at least one of touch actions on the control interface, and generating corresponding control information based on the at least one of touch actions, wherein the touch actions comprise sliding up, sliding down, sliding to the left, sliding to the right and tapping; and
the wearable apparatus sending the control information to the VR apparatus so as to make the VR apparatus perform operations corresponding to the control information.

US Pat. No. 10,514,592

TELESCOPIC CAMERA MECHANISM AND ELECTRONIC DEVICE

JRD COMMUNICATION (SHENZH...

1. A telescopic camera mechanism, comprising a holder having a holding cavity, a camera placed in the holding cavity, a top of the camera provided with a protective cover, wherein the holder is further equipped with a protective cover movement component and a camera telescopic component, whereinthe protective cover movement component comprises a rotating motor, a screw rod, and a guide plate; the screw rod is connected to a lateral face of the holding cavity, the guide plate is sleeved on the screw rod, a top end of the guide plate is fixedly connected to the protective cover; driven by the rotating motor, the screw rod rotates to drive the guide plate to move on the screw rod along a direction close to or away from the holding cavity to drive the protective cover to move, such that the camera is sheltered or exposed;
the camera telescopic component comprises a support spring strip and a poke rod, the support spring strip is connected to a bottom of the camera and is fixedly connected to the holder, the poke rod is movably connected to the holder; when the guide plate moves such that the camera is entirely exposed, the guide plate applies an acting force to the poke rod to press against the support spring strip, such that the camera extends out of the holding cavity; when the guide plate moves towards the direction close to the holding cavity, the guide plate relieves the acting force applied to the poke rod, such that the support spring strip drives the camera to retract into the holding cavity;
the poke rod is rotatably connected to the holder through a rotating shaft, a first end of the poke rod extends to a relative upward side of the screw rod away from an end of the holding cavity, and a second end of the poke rod extends to a relative upward side of the support spring strip; when the guide plate presses against the first end of the poke rod, the second end of the poke rod presses against the support spring strip; when the guide plate relieves pressure against the first end of the poke rod, the second end of the poke rod relieves pressure against the support spring strip;
the protective cover comprises a left protective cover and a right protective cover, and the protective cover movement component comprises a left screw rod, a right screw rod, a left guide plate, and a right guide plate; wherein the left screw rod and the right screw rod are respectively connected to two opposite lateral faces of the holding cavity, the left guide plate is sleeved on the left screw rod and is connected to the left protective cover, the right guide plate is sleeved on the right screw rod and is connected to the right protective cover, and the left screw rod and the right screw rod are synchronously driven by the rotating motor; andthe poke rod comprises a left poke rod and a right poke rod, the left poke rod is positioned between the support spring strip and the left guide plate, and the right poke rod is positioned between the support spring strip and the right guide plate.