US Pat. No. 9,717,102

ACCESS METHOD FOR WIFI ACCESS POINT, WIFI ACCESS POINT AND WIFI SYSTEM

DATANG MOBILE COMMUNICATI...

1. An access method for a WiFi access point, comprising:
the access point accessing a Third Generation, 3G, network and obtaining its own Internet Protocol, IP, address in the 3G
network;

the access point obtaining an IP address of an Access Controller (AC) through a preset AC domain name and an address server
of the 3G network, wherein the AC is connected with the 3G network; and

the access point establishing a connection with the AC through its own IP address in the 3G network;
wherein the access point establishing a connection with the AC through its own IP address in the 3G network comprising:
the access point establishing a Control And Provisioning of Wireless Access Point Protocol (CAPWAP) tunnel with the AC; and
the access point downloading a configuration file from the AC over the CAPWAP tunnel;
wherein the access point is not directly connected with the AC, and the AC is connected with a Gateway GPRS Support Node (GGSN),
in the 3G network.

US Pat. No. 9,326,290

RESOURCE SCHEDULING METHOD, APPARATUS AND BASE STATION

Datang Mobile Communicati...

1. A resource scheduling method, comprising:
determining whether to set a semi-persistent scheduling scheme for a User Equipment, UE, upon determining a cell serving the
UE as an interference limited cell with a traffic load of a downlink control channel of the interference limited cell being
above a preset traffic load threshold;

configuring the UE with semi-persistent scheduling parameters upon determining the semi-persistent scheduling scheme to be
set for the UE;

allocating a semi-persistent scheduling resource for transmitting service data of an access service for the UE according to
the semi-persistent scheduling parameters upon determining the UE to transmit the service data in the semi-persistent scheduling
scheme; and

sending resource scheduling information of the allocated semi-persistent scheduling resource to the UE on the downlink control
channel of the UE.

US Pat. No. 9,215,652

METHOD AND DEVICE FOR COMPENSATION AND RESTORING OF COVERAGE AREA

DATANG MOBILE COMMUNICATI...

1. A coverage area compensation method, comprising:
determining from a preset energy-saving and compensation strategy whether a trigger condition to initiate an energy-saving
and compensation process is satisfied; and

a first node performing an energy-saving operation in the energy-saving and compensation process after a minimum period of
time after which a target cell is deactivated and a second node performing a compensation operation in the energy-saving and
compensation process within the minimum period of time after which the target cell is deactivated, when the trigger condition
to initiate the energy-saving and compensation process is satisfied.

US Pat. No. 9,231,733

METHOD AND SYSTEM FOR UPDATING MULTI-FREQUENCY-BAND PRE-DISTORTION COEFFICIENT LOOKUP TABLE

DATANG MOBILE COMMUNICATI...

1. A method for updating multi-frequency band pre-distortion coefficient lookup table, comprising:
collecting a first frequency band reference signal and a first frequency band feedback signal, and a second frequency band
reference signal and a second frequency band feedback signal;

calculating a first frequency band pre-distortion coefficient and a second frequency band pre-distortion coefficient, according
to the first frequency band reference signal and the first frequency band feedback signal, and the second frequency band reference
signal and the second frequency band feedback signal;

performing phase calibration on the first frequency band pre-distortion coefficient and the second frequency band pre-distortion
coefficient, respectively;

updating a first lookup table according to the first frequency band pre-distortion coefficient performed the phase calibration,
and updating a second lookup table according to the second frequency band pre-distortion coefficient performed the phase calibration;

wherein, the first lookup table is a first frequency band pre-distortion coefficient lookup table, and the second lookup table
is a second frequency band pre-distortion coefficient lookup table.

US Pat. No. 9,554,288

METHOD, SYSTEM, AND DEVICE FOR CONFIRMING UPLINK-DOWNLINK CONFIGURATION

Datang Mobile Communicati...

8. A network-side apparatus for determining an uplink-downlink configuration, comprising:
a processor; and
a memory to store instructions, which when executed from the memory, cause the processor to:
determine a first RSRP value of a reference signal of a second cell received by a first cell, wherein the second cell is an
adjacent cell to the first cell and the first RSRP value is measured and reported by a NodeB serving the first cell to the
first power determination module; and

compare the first RSRP value with a power threshold corresponding to the first cell, and determine from the comparison result
whether or not the first cell autonomously selects the uplink-downlink configuration, the uplink-downlink configuration being
allocation of subframes in each radio frame for uplink transmission and for downlink transmission, wherein to determine, by
the network-side apparatus, whether or not the first cell autonomously selects the uplink-downlink configuration comprises:

compare the first RSRP value with the power threshold corresponding to the first cell and to determine whether the first RSRP
value is below the power threshold, and if so, then to determine that the first cell selects the uplink-downlink configuration
autonomously; otherwise, to determine that the first cell does not select the uplink-downlink configuration autonomously.

US Pat. No. 9,603,150

RESOURCE ALLOCATION METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. A resource allocation method, comprising:
when a relay node under a first Donor evolved Node B (DeNB) needs to be handed over to a second DeNB:
receiving, by the second DeNB, a handover request sent by the first DeNB, the handover request carrying frequency information
used for the relay node;

judging, by the second DeNB, according to the frequency information, whether it is necessary to allocate a corresponding backhaul
link resource to the relay node; and

if it is judged to be necessary to allocate the corresponding backhaul link resource to the relay node:
allocating, by the second DeNB, the corresponding backhaul link resource for the relay node; and
configuring, by the second DeNB, backhaul link resource information allocated for the relay node to the relay node.

US Pat. No. 9,107,154

INFORMATION NOTIFICATION AND TIMING ADVANCE ACQUISITION METHOD, SYSTEM, AND DEVICE

DATANG MOBILE COMMUNICATI...

1. An information notification method, comprising:
a base station determining mapping relationships between cell and Timing Advance, TA, group; and
the base station sending the determined mapping relationships between cell and TA group to a User Equipment, UE, by a system
information or RRC signaling;

wherein after the base station sends the determined mapping relationships between cell and TA group to the UE, the method
further comprises:

upon determining a cell to be newly added in a set of cells configured for the UE, the base station sending to the UE RRC
signaling for configuring the UE with the newly added cell, so that the UE can determine a TA group corresponding to a newly
added cell configured for the UE by the base station according to the mapping relationships, determine whether there is a
cell, having established uplink synchronization with the based station, in the TA group, and if so, then regard a TA of the
cell as a TA for uplink transmission in the newly added cell.

US Pat. No. 9,351,210

METHOD AND DEVICE FOR SELECTING CORE NETWORK DEVICE

DATANG MOBILE COMMUNICATI...

1. A method for selecting a core network device, comprising:
determining an equipment type of a user equipment (UE) by an access network device;
when the equipment type is a machine type communication user equipment (MTC UE), determining an machine type communication
(MTC) group identifier corresponding to the UE by the access network device; and

when the MTC group identifier corresponds to a core network device, selecting the core network device corresponding to the
MTC group identifier as a core network device which the UE accesses by the access network device;

wherein, after the step of determining a MTC group identifier corresponding to the UE, the method further comprises:
when the MTC group identifier does not correspond to a core network device, selecting a core network device from a core network
device pool as a core network device which the UE accesses by the access network device;

wherein, the step of selecting a core network device from a core network device pool as a core network device which the UE
accesses comprises:

selecting the network device from the core network device pool as the core network device which the UE accesses by the access
network device and by using a weight of each core network device in the core network device pool and a preset strategy, wherein
the preset strategy is to ensure that a selection probability of each core network device is proportional to the weight of
each core network device.

US Pat. No. 9,220,031

ACCESS CONTROL METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. An access control method, comprising:
determining, by a Radio Access Network, RAN, whether a User Equipment, UE, is allowed for an access to the RAN and a Core
Network, CN, according to current load conditions of the RAN and the CN and device or service information reported by the
UE in an random access procedure; and

when an access to at least one of the RAN and the CN is rejected, sending, by the RAN, to the UE an indication message carrying
a wait time corresponding to the access rejecting network;

wherein the wait time corresponding to the access rejecting network comprises a wait time for an RAN overload or a wait time
for a CN overload or both the wait time for an RAN overload and the wait time for a CN overload;

wherein without distinguishing a single-CN node overload, the RAN sends the indication message carrying the wait time corresponding
to the access rejecting network in an RRC Connection Reject message; and

with a single-CN node overload to be distinguished, if an access request does not carry a UE identifier corresponding to an
MME with which the UE registers, then the method further comprises: receiving an RRC Connection Setup Complete message sent
from the UE; and sending by the RAN to the UE the indication message carrying the wait time corresponding to the access rejecting
network comprises: if the RRC Connection Setup Complete message carries the UE identifier corresponding to the MME with which
the UE registers and the MME corresponding to the UE identifier has an S1 interface with the RAN and is overloaded, or all
of MMEs in an MME pool are overloaded, then the RAN sends the indication message carrying the wait time for a CN overload
in an RRC Connection Release message; or if the access request carries the UE identifier corresponding to the MME with which
the UE registers, the RAN sends the indication message carrying the wait time corresponding to the access rejecting network
in the RRC Connection Reject message.

US Pat. No. 9,363,700

METHOD AND DEVICE FOR REPORTING CHANNEL STATE

Datang Mobile Communicati...

1. A method for reporting channel state, comprising:
detecting, by a User Equipment (UE), configuration information of Channel State Information-Reference Signal (CSI-RS);
determining, by the UE, according to detection result, number of ports required to report channel state based upon the CSI-RS;
determining, by the UE, that an evolved Node B (eNB) is to map data of Physical Downlink Shared Channel (PDSCH) onto P (number)
CSI-RS ports for transmission according to a codebook-based precoding scheme, upon determining CSI-RS based Precoding Matrix
Indicator (PMI) feedback scheme to be adopted by the eNB according to the determined number of ports and preset corresponding
relationship between the number of ports and feedback scheme, wherein the codebook-based precoding scheme is a scheme as represented
in the formula of

W represents a codebook consisted of a precoding matrix, s is PDSCH data consisted of data layers whose quantity is equal
to value of Rank Indication (RI) and
represents a vector consisted of data on P (number) CSI-RS ports; and
calculating, by the UE, channel state information according to determination result, and reporting the channel state information
to the eNB;

wherein each of the UE and the eNB compromises a transmitter that transmits messages and a receiver that receives messages,
and the UE reports the channel state information via the transmitter comprised in the UE to the eNB;

wherein the preset corresponding relationship between the number of ports and feedback scheme comprises:
the number of ports being equal to 1 corresponds to non-PMI feedback scheme; and
the number of ports being larger than 1 corresponds to the CSI-RS based PMI feedback scheme.

US Pat. No. 9,497,059

METHOD FOR PERFORMING PEAK CLIPPING TO MULTIPLE CARRIER WAVES AND DEVICE THEREOF

DATANG MOBILE COMMUNICATI...

1. A method for performing peak clipping to multiple carrier waves, comprising:
according to carrier wave number of configured multiple carrier waves, signal bandwidth and occupied bandwidth of each carrier
wave, obtaining total signal bandwidth and total occupied bandwidth of the corresponding carrier waves;

according to the total signal bandwidth and the total occupied bandwidth of the multiple carrier waves, generating a digital
filter with set order, and obtaining filter coefficient of the digital filter;

taking the filter coefficient as a peak clipping coefficient, and using the peak clipping coefficient to perform peak clipping
to peak-to-average ratio signals of the carrier waves.

US Pat. No. 9,450,741

METHOD, SYSTEM, AND DEVICE FOR WORKING ON TDD CELL

Datang Mobile Communicati...

1. A method of operation on a Time Division Duplex, TDD, cell, comprising:
a network-side apparatus determining uplink parameter information of an asymmetric TDD cell; and
the network-side apparatus placing the uplink parameter information in system information and sending the system information
to a UE to instruct the UE to operate on the asymmetric TDD cell according to the system information,

wherein the uplink parameter information comprises uplink frequency information, bandwidth parameter information, and other
information from which uplink frequencies and bandwidths can be determined, and the asymmetric TDD cell is a cell of which
the uplink frequency and the bandwidth parameter are different from the downlink.

US Pat. No. 9,414,414

METHOD AND DEVICE FOR ESTABLISHING SELECTED IP TRAFFIC OFFLOAD CONNECTION UNDER H(E)NB

DATANG MOBILE COMMUNICATI...

1. A method for establishing a selected IP traffic offload connection under a H(e)NB, comprising:
obtaining a request for a packet data network connection to an access point name (APN);
obtaining an address of a local gateway in connection with the H(e)NB and information of APNs supported by the local gateway;
determining whether the requested APN allows a selected IP traffic offload connection to be established;
determining whether the local gateway is capable of being connected to the requested APN; and
determining from determination results a scheme for establishing a selected IP traffic offload connection, and establishing
a selected IP traffic offload connection;

wherein before obtaining an address of a local gateway in connection with the H(e)NB and information of APNs supported by
the local gateway, the method further comprises: selecting a local gateway with an address and information of APNs supported
by the local gateway to be reported;

wherein determining whether the APN allows a selected IP traffic offload connection to be established comprises:
determining from obtained external subscription information and obtained local configuration information whether the APN requested
by a UE allows a selected IP traffic offload connection to be established.

US Pat. No. 9,450,621

DIGITAL PREDISTORTION PROCESSING METHOD AND SYSTEM

DATANG MOBILE COMMUNICATI...

1. A digital predistortion processing method, comprising:
extracting a predistortion parameter corresponding to an input signal from a predistortion coefficient parameter list to perform
predistortion processing with a predistortion processor on the input signal to obtain a forward sending signal;

performing power amplification processing with a power amplifier on the forward sending signal to obtain an output signal;
collecting the output signal with a receiving end capture data controller to obtain a feedback signal;
collecting the forward sending signal with a sending end capture data controller after delaying the forward sending signal
for a preset number of sampling points to obtain a reference signal;

performing synchronous correlation calculation with a synchronous correlation processor on the reference signal and the feedback
signal to calibrate the feedback signal;

training a predistortion coefficient with a predistortion coefficient training module according to the reference signal and
the calibrated feedback signal; and

forming the predistortion coefficient parameter list in a predistortion parameter memory according to the predistortion coefficient
and the amplitude of the input signal.

US Pat. No. 9,241,272

ACCESS CONTROL METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. An access control method, comprising:
a wireless access device receiving a request message from a user equipment before a Radio Resource Control (RRC) connection
is established, the request message carrying timing advance information; and

the wireless access device controlling the access of the user equipment according to the timing advance information;
wherein the step of the wireless access device controlling the access of the user equipment according to the timing advance
information further comprises:

the wireless access device determining location information of the user equipment according to the timing advance information,
and controlling the access of the user equipment according to the location information.

US Pat. No. 9,225,536

METHOD AND DEVICE FOR IMPLEMENTING MBMS SERVICE WHEN RELAY NODE IS DEPLOYED IN NETWORK

DATANG MOBILE COMMUNICATI...

1. A method for implementing MBMS (Multimedia Broadcast Multicast Service) service when a relay node is deployed in network,
wherein, the method comprises the following steps:
providing a the base station receiving configuration information, reported by the relay node, of all cells served by the relay
node, the configuration information comprises MBMS service configuration information of all cells served by the relay node,
wherein the configuration information, reported by said relay node, of all cells served by the relay node is acquired from
OAM (Operation Administration and Maintenance) equipment by the relay node;

sending via the base station said configuration information of all cells served by the relay node to an MCE (Multi-cell/Multicast
Coordination Entity);

wherein when MBSFN (Multimedia Broadcast multicast service Single Frequency Network) Area configuration information returned
from the MCE received from said base station contains MBSFN Area configuration information of one or several cells served
by the relay node, the base station sending the above MBSFN Area configuration information of said one or several cells served
by the relay node to the relay node to configure said one or several cells served by the relay node to support MBMS service,
the MBSFN Area configuration information of said one or several cells served by the relay node includes:

MBMS Synchronization Area ID of all cells served by the relay node; and/or, MBMS Service Area List of all cells served by
the relay node.

US Pat. No. 9,220,009

NAS ALGORITHM TRANSMISSION METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. A notification method of a Non Access Stratum, NAS, algorithm, the method comprises:
determining, by a Home Subscriber Server, HSS, a list of NAS algorithms comprising a list of NAS encryption algorithms and
a list of NAS integrity algorithms; and

sending, by the HSS, the list of NAS algorithms to a Mobility Management Entity, MME, so that the MME selects the NAS algorithm
from the list of NAS algorithms and notifying the UE of the selected NAS algorithm, and MME and UE perform encryption protection
and integrity protection for a NAS message using the selected the NAS algorithm;

wherein the step of selecting and notifying by the MME comprises:
determining, by the MME, a set A1 of NAS encryption algorithms and a set A2 of NAS integrity algorithms supported by the MME;

determining, by the MME, a set B1 of NAS encryption algorithms and a set B2 of NAS integrity algorithms supported by the UE;

determining, by the MME, the set C1 of NAS encryption algorithms and the set C2 of NAS integrity algorithms in the list of NAS algorithms;

determining, by the MME, an intersection D1 of the sets A1, B1 and C1 and an intersection D2 of the sets A2, B2 and C2; and

notifying, by the MME, the UE of NAS encryption algorithms in the intersection Dl and NAS integrity algorithms in the intersection
D2.

US Pat. No. 9,603,067

SENDING AND ACQUIRING METHOD, SYSTEM AND APPARATUS FOR REESTABLISHMENT PREPARATION MESSAGE

Datang Mobile Communicati...

1. A method for sending Radio Resource Control, RRC, reestablishment information, comprising:
receiving, by a Relay Node, RN, a cell measurement report reported from a User Equipment, UE;
determining, by the RN, a cell with the same eNB identifier of the RN according to the received cell measurement report and
preparing RRC reestablishment information of the cell; and

sending, by the RN, a handover request message carrying the prepared RRC reestablishment information to a Donor eNB, DeNB,
serving the RN,

wherein determining, by the RN, the cell with the eNB identifier of the RN according to the received cell measurement report
comprises:

determining, by the RN, whether first 20 bits of a cell identifier in the cell measurement report is the same as the eNB identifier
of the RN, and

determining a cell corresponding to the cell identifier as the cell with the same eNB identifier of the RN when the determination
is positive.

US Pat. No. 9,445,375

METHOD AND SYSTEM FOR UPDATING PREDISTORTION COEFFICIENT

DATANG MOBILE COMMUNICATI...

1. A method for updating pre-distortion coefficients, comprising:
presetting a primary table and a standby table, wherein the primary table stores default pre-distortion coefficients and the
standby table stores updated pre-distortion coefficients;

when a data source of a pre-distortion processor adopts the standby table, adopting the updated pre-distortion coefficients
to perform parameter output processing to acquire pre-distortion parameters, and conveying the pre-distortion parameters and
an input signal to the pre-distortion processor to process to acquire pre-distortion signals;

conveying the pre-distortion signals through various signal processors to process to acquire a first signal, and determining
the power data of the first signal;

if the power data of the first signal is more than or equal to a setting range, continuing to adopt the standby table as the
data source of the pre-distortion processor; and

if the power data of the first signal is less than the setting range, switching the data source of the pre-distortion processor
to the primary table.

US Pat. No. 9,794,945

METHOD, SYSTEM, AND DEVICE FOR CONFIRMING UPLINK-DOWNLINK CONFIGURATION

Datang Mobile Communicati...

1. A method of determining an uplink and downlink subframe configuration, comprising:
a network-side apparatus acquiring an interference parameter value of a target cell from a NodeB of the target cell;
the network-side apparatus determining from the interference parameter value of the target cell whether the target cell can
perform the uplink and downlink subframe configuration autonomously, wherein the uplink and downlink subframe configuration
refers to an allocation pattern of the uplink and downlink subframes; and

the network-side apparatus transmitting information regarding whether the target cell can perform the uplink and downlink
subframe configuration autonomously to the target cell.

US Pat. No. 9,538,533

METHOD AND DEVICE FOR RESOURCE ALLOCATION

DATANG MOBILE COMMUNICATI...

1. A method for resource allocation, comprising:
determining at least two sub-bands in a carrier bandwidth, wherein central frequency points of respective sub-bands are different,
and there is an overlapping area in a frequency domain between at least two sub-bands of all sub-bands; and

allocating the determined sub-bands to respective cells in a deployment region, wherein each of the sub-bands is allocated
to a respective cell and taken as a system bandwidth of that cell, the system bandwidth of that cell comprising all frequency
resources of sub-bands allocated to that cell;

wherein determining at least two sub-bands in the carrier bandwidth includes having at least six Physical Resource Blocks,
PRBs, between central frequency points of sub-bands with consecutive serial numbers.

US Pat. No. 9,516,666

METHOD AND APPARATUS FOR CONTROLLING PPC RULE IN PRELOAD MODE

Datang Mobile Communicati...

1. A method for controlling a Policy Control and Charging (PCC) rule in a preload mode, comprising:
recording, by a Policy and Charging Rule Function (PCRF) entity, system time each time a PCC rule is issued, and obtaining
an update time interval of the preload mode, in the preload mode;

detecting, by the PCRF entity, a time interval between current time and the recorded system time when a PCC rule corresponding
to a service currently in a steady session state is lastly issued, upon detecting no enforcement date preset for the service;
and

updating, by the PCRF entity, validation time and invalidation time of the PCC rule corresponding to the detected service,
for which no enforcement date is preset, when the time interval between the current time and the recorded system time when
the PCC rule is lastly issued is the obtained update time interval of the preload mode.

US Pat. No. 9,326,271

METHOD AND DEVICE FOR DATA TRANSMISSION BASED ON CARRIER AGGREGATION (CA) TECHNOLOGY

Datang Mobile Communicati...

1. A Carrier Aggregation, CA, based data transmission method, comprising:
an evolved NodeB, eNB, configuring a user equipment with at least two Time Division Duplex Uplink and Downlink, TDD UL/DL,
configuration sets, wherein each TDD UL/DL configuration set comprises at least one cell; and

the eNB configuring a cell respectively in each of the at least two TDD UL/DL configuration sets as an Especial Cell, Ecell;
wherein the eNB configuring a cell in each TDD UL/DL configuration set as an Ecell comprises:
when the TDD UL/DL configuration set comprises only one cell, then configuring the cell as an Ecell; and
when the TDD UL/DL configuration set comprises at least two cells, then configuring a cell with a highest channel quality
as an Ecell or configuring a cell subject to a lowest interference as an Ecell or configuring a cell with the highest channel
quality and subject to the lowest interference as an Ecell or configuring a cell with a highest or lowest cell index as an
Ecell.

US Pat. No. 9,647,717

DIGITAL PRE-DISTORTION PARAMETER OBTAINING METHOD AND PRE-DISTORTION SYSTEM

Datang Mobile Communicati...

1. A method of obtaining a digital pre-distortion parameter, applied in a pre-distortion system, the method comprising:
after a beginning of periodic filtering, obtaining, by a pre-distorter, a pre-distorted signal, and obtaining, by a power
amplifier, a power-amplified first feedback signal, wherein the pre-distorted signal is obtained in the following pre-distortion
model:

wherein z(n) represents the pre-distorted signal output at an instance of time n, x(n) represents an original signal input
at the instance of time n, n represents the instance of time at which the original signal is input, m represents an instant
of time at which the original signal is memorized, w represents a pre-distortion parameter, M represents a memory depth, Q
represents a nonlinear order, L represents the maximum number of interleaving samples, q represents a nonlinear order index,
* represents conjugation of the signal, l represents an interleaving sample, x(n?m) represents the original signal, and x*(n?m)
represents a conjugated signal of the original signal;
removing, by a calculator, a rated linear gain from the power amplified first feedback signal to obtain a second feedback
signal;

determining, by the calculator, the pre-distortion parameter according to a matrix formed from the second feedback signal,
and a matrix formed from the pre-distorted signal; and

updating, by the pre-distorter, a table of pre-distortion parameter indexes using the determined pre-distortion parameter.

US Pat. No. 9,420,414

METHOD AND APPARATUS FOR POSITIONING MOBILE TERMINAL

Datang Mobile Communicati...

1. A method for positioning a mobile terminal, comprising:
in response to a first request message transmitted by a Core Network, CN, for positioning of a mobile terminal, transmitting,
by a Radio Network Controller, RNC, to a Node B, serving the mobile terminal a second request message for retrieving a number
of identifiers of cell portions associated with the mobile terminal in a cell division result, wherein the cell division result
comprises a plurality of cell portions obtained by dividing the cell where the mobile terminal is currently located, according
to a coverage pattern of an antennas group of the Node B;

receiving, by the RNC, an identifier of at least one cell portion associated with the mobile terminal sent by the Node B;
and

transmitting, by the RNC, to a Stand-alone Serving Mobile Location Center, SAS, a Position Calculation Application Part, PCAP,
calculation request message carrying the identifier of the at least one cell portion, to enable the SAS to determine geographical
location information of the mobile terminal according to the identifier of the at least one cell portion;

wherein when the RNC receives identifiers of at least two cell portions associated with the mobile terminal sent by the Node
B, the RNC transmits to the SAS the PCAP calculation request message carrying the identifiers of the at least two cell portions,
to enable the SAS to determine highest one of received signal code power of the at least two cell portions associated with
the mobile terminal, and then to calculate difference between the highest received signal code power and the received signal
code power corresponding to each cell portion, and to select N cell portions with their differences below a preset threshold,
and if value of N is 1, then to determine geographical location information of selected cell portion as the geographical location
information of the mobile terminal; and if the value of N is larger than 1, then to determine the geographical location information
of the mobile terminal as a sum of the products of geographical location information of respective selected cell portions
and corresponding weights.

US Pat. No. 9,860,922

TRUNKING USER BASED MESSAGE TRANSMISSION METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. A trunking user based message transmission method, comprising:
receiving a request message from a user equipment by a wireless access device, allocating a connection resource for the user
equipment and monitoring signaling and data stream of the user equipment by the wireless access device, wherein the request
message includes a Radio Resource Control (RRC) connection establishment request message or a cell updating request message,
the Radio Resource Control (RRC) connection establishment request message carries information indicating whether the user
equipment is a trunking user, the cell updating request message carries information indicating whether the user equipment
is a trunking user; wherein the information indicating whether the user equipment is a trunking user is embodied as an identifier
represented by a bit; when the information is a first identifier, the user equipment is the trunking user, and if there are
no signaling and data stream associated with the user equipment within a preset period, triggering the user equipment to enter
a CELL_Paging Channel (CELL_PCH) state by the wireless access device; wherein when the user equipment is in the CELL-PCH state,
the user equipment is kept connected to a server continuously; when the user equipment transmits data again, the user equipment
establishes a wireless connection and recover data communication immediately; and

when the information is a second identifier, the user equipment is not the trunking user, and if there are no signaling and
data stream associated with the user equipment within the preset period, releasing the connection resource of the user equipment
by the wireless access device.

US Pat. No. 9,602,226

DISTRIBUTED SPECTRUM ANALYZER AND METHOD OF SPECTRUM ANALYSIS APPLYING SAME

DATANG MOBILE COMMUNICATI...

1. A distributed spectrum analyzer, comprising: a host; at least one radio frequency receiver; wherein the at least one radio
frequency receiver is configured to receive a radio frequency signal, perform frequency conversion processing and Analog to
Digital (AD) conversion on the radio frequency signal, and send an AD-converted digital signal to the host by a first digital
optical module through an optical fiber; wherein the host further comprises a digital signal processing module and at least
one second digital optical module, each of the at least one second digital optical module being configured to connect to one
of the at least one radio frequency receiver through the optical fiber and receive the AD-converted digital signal sent by
the at least one radio frequency receiver, and the digital signal processing module being configured to process the received
AD-converted digital signal wherein the host further comprises: a master control module, configured to select a radio frequency
receiver needed to be enabled according to a received operation instruction and transmit a corresponding control command and
data information to the digital signal processing module; a clock, configured to output a clock signal; and an FPGA, connected
to each of the at least one second digital optical module, respectively, and configured to transmit the control command and
the data information forwarded by the digital signal processing module and the clock signal output by the clock to the at
least one second digital optical module corresponding to the radio frequency receiver needed to be enabled, the at least one
second digital optical module transmitting the digital optical signal including the clock signal, the control command and
the data information to a corresponding radio frequency receiver through the optical fiber, and further configured to transmit
the AD-converted digital signal forwarded by each of the at least one second digital optical module to the digital signal
processing module for processing.

US Pat. No. 9,554,253

LOCATING METHOD, DRIVE TEST TERMINAL AND HAND-HELD TERMINAL

SHANGHAI DATANG MOBILE CO...

1. A locating method, comprising:
a first terminal receiving an included angle value between a current advancing direction of a user and a due north direction,
which is sent from a second terminal, wherein the first terminal is provided with a gyroscope, wherein the second terminal
is provided with a due north direction indication diagram, and wherein the second terminal is used to calculate the included
angle value of the included angle between the current advancing direction and the due north direction according to the current
advancing direction input by the user and the due north direction indication diagram, and send the included angle value to
the first terminal;

the first terminal setting a current angle of the gyroscope to 0 degree when receiving the included angle value; and
the first terminal using the included angle value to correct an output angle of the gyroscope, so as to locate the first terminal;
when outputting an angle, the first terminal using a sum of a current to-be-output angle of the gyroscope and the included
angle value as a corrected output angle.

US Pat. No. 9,048,909

METHOD FOR TRANSMITTING CHANNEL STATE INFORMATION AND DEVICE THEREOF

DATANG MOBILE COMMUNICATI...

1. A method for transmitting channel state information, wherein, comprising:
receiving, by a terminal equipment, a control signaling sent by base station, the control signaling informs the terminal equipment
that channel state information feedback is needed and feedback mode to be used by the channel state information feedback;

determining, by the terminal equipment, Rank Indication (RI) value and pre-coding matrix in compressed pre-coding matrix set
and determining the value of corresponding pre-coding matrix indicator information according to preset corresponding relationship
of the pre-coding matrix indicator information with codebook index in source codebook;

sending, by the terminal equipment, the determined RI value and the value of pre-coding matrix indicator information to the
base station as per the feedback mode;

therein, determining, by the terminal equipment, Rank Indication (RI) value and pre-coding matrix in compressed pre-coding
matrix set and determining the value of corresponding pre-coding matrix indicator information according to preset corresponding
relationship of the pre-coding matrix indicator information with codebook index in source codebook, specifically comprises:

when the pre-coding matrix indicator information to be determined by the terminal equipment specifically comprises the first
pre-coding matrix indicator information and the second pre-coding matrix indicator information, the terminal equipment determines
the value of the first pre-coding matrix indicator information and the second pre-coding matrix indicator information according
to the RI value and preset corresponding relationship of the first pre-coding matrix indicator information and the second
pre-coding matrix indicator information with the two codebook indexes i1 and i2 in the source codebook; or,

when the pre-coding matrix indicator information to be determined by the terminal equipment specifically refers to a piece
of pre-coding matrix indicator information, the terminal equipment determines the value of the pre-coding matrix indicator
information according to the RI value and the preset corresponding relationship of the pre-coding matrix indicator information
with the codebook index pair (i1, i2) composed of the two codebook indexes in the source codebook; or,

when the pre-coding matrix indicator information to be determined by the terminal equipment specifically comprises the first
pre-coding matrix indicator information and the second pre-coding matrix indicator information, the terminal equipment determines
the value of the first pre-coding matrix indicator information and the second pre-coding matrix indicator information according
to the RI value and the preset corresponding relationship of the pre-coding matrix indicator information pair composed of
the first pre-coding matrix indicator information and the second pre-coding matrix indicator information with the codebook
index pair (i1, i2) composed of the two codebook indexes in the source codebook; or,

when the pre-coding matrix indicator information to be determined by the terminal equipment specifically refers to a piece
of pre-coding matrix indicator information, the terminal equipment determines the value of the pre-coding matrix indicator
information according to the RI value and the preset corresponding relationship of the pre-coding matrix indicator information
with the two codebook indexes i1 and i2 in the source codebook.

US Pat. No. 9,521,626

METHOD AND DEVICE FOR REPORTING CONFIGURABLE MAXIMUM TRANSMISSION POWER OF UE CARRIER

DATANG MOBILE COMMUNICATI...

1. A method for reporting a configurable maximum transmission power of a User Equipment (UE) carrier, comprising:
a UE judging whether to report the configurable maximum transmission power of the UE carrier to a base station through a format
of a Power Headroom Report Medium Access Control Control Element (PHR MAC CE) carrying the configurable maximum transmission
power of the UE carrier, based on:

an indication information carried in Radio Resource Control (RRC) signaling or Medium Access Control (MAC) signaling sent
by the base station;

a current network configuration, whereby:
the UE makes a judgment to report when:
a number of a cell the base station configures for the UE in a cell assembly or a cell activated is greater than 1; or
the number of the cell the base station configures for the UE in a cell assembly or the cell activated is equal to 1, and
the UE and base station allow parallel transmission of Physical Uplink Control Channel (PUCCH) and Physical Uplink Shared
Channel (PUSCH) or the UE and base station support discontinuous PUSCH transmission or the UE supports the discontinuous PUSCH
transmission; and

the UE makes a judgment to not report when:
the number of the cell the base station configures for the UE in the cell assembly or the cell activated is equal to 1, and
the UE and base station do not allow parallel transmission of PUCCH and PUSCH; or

whether the UE supports Carrier Aggregation (CA) transmission, whereby:
the UE makes the judgment to report when the UE supports CA transmission; and
the UE makes the judgment to not report when the UE does not support CA transmission;
the UE determining the configurable maximum transmission power of the UE carrier;
the UE determining a way of carrying the configurable maximum transmission power of the UE carrier in the PHR MAC CE according
to a current Uplink (UL) transmission configuration; and

the UE reporting the configurable maximum transmission power of the UE carrier to the base station through the PHR MAC CE
according to a realization mode.

US Pat. No. 9,538,481

UPLINK POWER CONTROL METHOD, POWER CONTROL PARAMETER CONFIGURATION METHOD AND APPARATUS THEREOF

DATANG MOBILE COMMUNICATI...

1. An uplink power control method performed on a user equipment, comprising:
receiving data in M downlink sub-frames of N downlink carriers and generating uplink control information, where N?1, M?1,
and the uplink control information of the M downlink sub-frames is transmitted in one uplink sub-frame;

determining ?F_PUCCH(F) and h(n) which are used to calculate transmit power of a physical uplink control channel (PUCCH) according to whether
a number of bits of the uplink control information is larger than a predefined threshold, where ?F_PUCCH(F) represents power offset of different PUCCH formats relative to PUCCH format 1a, and h(n) represents power offset corresponding
to a number of transmission bits of the PUCCH; and

calculating the PUCCH transmit power according to the determined ?F_PUCCH(F) and h(n) and sending the generated uplink control information on the PUCCH using the calculated transmit power,

wherein n=nHARQ+nSR, nHARQ corresponds to a bit number of ACK/NACK used for calculating h(n) and nSR={0,1} represents whether SR transmission exists in a current uplink sub-frame, and

a value of the predefined threshold is equal to 11.

US Pat. No. 9,628,240

METHOD AND DEVICE FOR SIMULTANEOUS TRANSMISSION OF ACK/NACK FEEDBACK INFORMATION AND PERIODIC CQI/PMI/RI FEEDBACK BITS

DATANG MOBILE COMMUNICATI...

1. A method for simultaneous transmission of ACK/NACK feedback information and periodic CQI (Channel Quality Indication)/PMI
(Precoding Matrix Indicator)/RI (Rank Indication) feedback bits, comprising:
receiving downlink data by a terminal equipment;
generating K bits ACK/NACK feedback bits for the data in M downlink sub-frames on N configured downlink carriers by the terminal
equipment, wherein, N?1, M?1, and the ACK/NACK feedback information of the data in the M downlink sub-frames is transmitted
in one uplink sub-frame;

generating S bits periodic CQI/PMI/RI feedback bits by the terminal equipment; and
sending S bits periodic CQI/PMI/RI feedback bits and K bits ACK/NACK feedback bits simultaneously in the uplink sub-frame
using PUCCH (Physical Uplink Control Channel) format 3 by the terminal equipment;

wherein, the PUCCH format 3 channel resource(s) used by the terminal equipment are the PUCCH format 3 channel resource(s)
used by the terminal equipment to transmit ACK/NACK feedback bits.

US Pat. No. 9,807,662

METHOD AND APPARATUS FOR DEVICE HANDOVER

DATANG MOBILE COMMUNICATI...

1. A method for device handover, comprising:
when the user equipment moves into a different MBSFN area or moves to the boundary within the same MBSFN area:
obtaining, by a processor of a base station or network node, multimedia broadcast multicast service (MBMS) service configuration
information of one or more neighbor cells from one of: a concentrated Multi-Cell/Multicast Coordination Entity (MCE) node
on the radio access network side, a first interface that is a manual Operation Administration and Maintenance (OAM) interface,
or an establishment or update process of a second interface that is an X2 communication interface;

selecting, by the processor of the base station or network node, from among the one or more neighbor cells, a handover target
cell with MBMS service configuration information that corresponds to the MBMS service reception information of a user equipment
that is to be handed over; and

handing over, by the processor of the base station or network node, the user equipment to the handover target cell with the
MBMS service configuration information that corresponds to the MBMS service reception information of the user equipment that
is to be handed over.

US Pat. No. 9,900,913

METHOD AND DEVICE FOR ADJUSTING CHANNEL FREQUENCY DOMAIN OFFSET OF PHYSICAL RANDOM ACCESS CHANNEL

Datang Mobile Communicati...

9. A base station device for adjusting a channel frequency domain offset of a Physical Random Access Channel, PRACH, wherein
the base station device comprises a determining module, an obtaining module, a comparing module, a judging module, and an
adjusting module, wherein:
the determining module is configured to determine a current frequency domain position of the PRACH;
the obtaining module is configured to obtain Interference Over Thermal, IOT, values of all Physical Resource Blocks, PRBs,
in an uplink subframe;

the comparing module is configured to compare the IOT values of all the PRBs in the uplink subframe with an IOT detection
threshold to determine a number of PRBs with their IOT values above the IOT detection threshold among all the PRBs in the
uplink subframe;

the judging module is configured to judge whether the PRBs with their IOT values above the IOT detection threshold overlap
with the current frequency domain position of the PRACH;

the adjusting module is configured, if it is determined that there are overlapping frequency domain positions, to adjust a
channel frequency domain offset for the current frequency domain position of the PRACH under a preset adjustment rule to determine
an adjusted channel frequency domain offset.

US Pat. No. 9,872,190

METHOD FOR REPORTING CHANNEL QUALITY INFORMATION AND DEVICE THEREOF

DATANG MOBILE COMMUNICATI...

1. A method for reporting channel quality information, the method comprising:
acquiring, by a User Equipment (UE), configuration information of a Channel-State Information-Reference Signal (CSI-RS);
acquiring, by the UE, a downlink channel transmission matrix by measuring the CSI-RS according to the configuration information
of the CSI-RS;

assuming, by the UE, a transmission scheme of a Physical Downlink Shared Channel (PDSCH) according to a transmission mode
of the PDSCH;

when the transmission scheme is a first type of transmission scheme, calculating and reporting, by the UE, a Channel Quality
Indicator (CQI) and a recommended Precoding Matrix Indicator (PMI); and

when the transmission scheme is a second type of transmission scheme, calculating and reporting, by the UE, the CQI using
a non-codebook precoding mode and non-PMI feedback transmission, respectively.

US Pat. No. 9,794,819

METHOD AND DEVICE FOR ACTIVATING AND DEACTIVATING SECONDARY COMPONENT CARRIER IN CARRIER AGGREGATION

Datang Mobile Communicati...

1. A method of activating a Secondary Component Carrier, SCC, in carrier aggregation, comprising:
Media Access Control, MAC, monitoring a cache data volume reported each time by Radio Link Control, RLC, and when the cache
data volume reaches an activation data volume threshold, increasing a count value of an SCC activating counter;

and
when a monitoring requirement is met and a ratio of the count value of the SCC activating counter and a value of reported
times of the RLC reaches a preset activating threshold, activating the SCC;

wherein after activating the SCC, the method further comprises:
receiving, by the MAC, a cache data volume reported again by the RLC; and
after multiplying the cache data volume reported again by the RLC with a preset factor, scheduling, by the MAC, resources
according to a product from the multiplying.

US Pat. No. 9,730,080

NETWORK COVERAGE PLANNING METHOD AND APPARATUS OF EVOLUTION COMMUNICATION SYSTEM

DATANG MOBILE COMMUNICATI...

1. A network coverage planning method of an evolution communication system, comprising:
obtaining a theoretical coverage parameter of a single base station of the evolution communication system by link budget;
obtaining a theoretical coverage parameter of an entire network of the evolution communication system by network stimulation;
calculating a reception level value of the evolution communication system under wireless environment of a current network
communication system in the same planning area to estimate a simulative measured coverage parameter of the evolution communication
system, by adopting measurement report data of a terminal in the current network communication system corresponding to the
evolution communication system and a relationship of reception levels of the current network communication system and the
evolution communication system; and

planning the coverage parameter of the entire network of the evolution communication system according to the theoretical coverage
parameter of the single base station, the theoretical coverage parameter of the entire network and the simulative measured
coverage parameter;

wherein the theoretical coverage parameter of the single base station comprises a maximum coverage distance of the single
base station, a station spacing and an antenna height; the theoretical coverage parameter of the entire network comprises
coverage of the entire network, the number of sites, site locations and an antenna height; the simulative measured coverage
parameter comprises coverage, the number of sites, site locations and an antenna height; and the actual coverage parameter
of the entire network comprises coverage of the entire network, the number of sites, site locations and an antenna height.

US Pat. No. 9,871,656

ENCRYPTED COMMUNICATION METHOD AND APPARATUS

Datang Mobile Communicati...

1. An encrypted communication method, the method comprising:
receiving, by a network-side device, first authentication information sent by a User Equipment (UE), and authenticating on
an encryption module of the UE according to the first authentication information;

if the authentication on the encryption module of the UE is passed, then generating, by the network-side device, a transmission
key corresponding to the UE, and second authentication information, encrypting the transmission key using an initial key corresponding
to the UE, and sending the second authentication information and the encrypted transmission key to the UE, wherein the second
authentication information is used by the UE to authenticate on the network-side device; and

if the network-side device receives a session setup request sent by the UE which is a calling UE after the authentication
on the network-side device by the UE using the second authentication information is passed, then generating, by the network-side
device, a session key for encrypting a session message transmitted between the calling UE and a called UE, encrypting the
session key using the transmission key corresponding to the calling UE and sending the encrypted session key to the calling
UE, and encrypting the session key using a transmission key corresponding to the called UE and sending the encrypted session
key to the called UE.

US Pat. No. 9,794,849

METHOD AND SYSTEM FOR REPORTING TERMINAL MEASUREMENT AND INTER-OPERATING BETWEEN SYSTEMS

Datang Mobile Communicati...

1. A method for reporting terminal measurement, comprising:
receiving measurement configuration information sent from an access device of a source system;
measuring cells on at least two frequencies in a target system according to the measurement configuration information; and
reporting simultaneously measurement results obtained by measuring the cells on the at least two frequencies in the target
system, in a measurement report message to the access device of the source system when a measurement report is triggered according
to the measurement configuration information, so that the access device of the source system determines a primary cell and
a secondary cell of the target system to which a handover is to be performed according to the measurement results; wherein
the source system and the target system are systems of different Radio Access Technologies, wherein reporting the measurement
results to the access device of the source system specifically comprises reporting measurement reports of cells with the strongest
channel quality on each of additional measurement frequencies related to one of the frequencies which triggers a measurement
report to the access device of the source system when determining that the one of the frequencies is configured with additional
measurement and a cell on the frequency triggers a measurement report.

US Pat. No. 9,838,924

METHOD AND DEVICE FOR PROCESSING INTER-SYSTEM RESELECTION OR SWITCH

DATANG MOBILE COMMUNICATI...

2. A packet data gateway PGW, comprising:
a non-transitory computer-readable medium tangibly embodying executable instructions that, when executed by a processor of
the packet data gateway PGW, cause the processor to implement:

a receiving module, configured to receive a modify bearer request message sent by a serving gateway SGW;
a processing module, configured to obtain an S5/S8 interface resource in current bearer context information, update the current
bearer context information according to the modify bearer request message, and obtain an S5/S8 interface resource in the updated
bearer context information;

a determining module, configured to determine whether the S5/S8 interface resource in the current bearer context information
changes according to the S5/S8 interface resource in the updated bearer context information and the interface resource in
the current bearer context information; and

a sending module, configured to, upon the determining module determining that the S5/S8 interface resource in the current
bearer context information changes, send back a modify bearer response message carrying the changed S5/S8 interface resource
in the updated bearer context information to the SGW, for enabling the SGW to update the bearer context information according
to the modify bearer response message,

wherein the S5/S8 interface resource in the updated bearer context information comprises: a control plane IP address and a
control plane tunnel endpoint identifier TEIDC of the S5/S8 interface, and a user plane IP address and a user plane tunnel
endpoint identifier TEIDU of the S5/S8 interface,

wherein the sending module is specifically configured to:
(i) determine whether the control plane IP address and the TEIDC of the S5/S8 interface change, and upon determining that
the control plane IP address and the TEIDC of the S5/S8 interface change, send back the modify bearer response message carrying
the changed control plane IP address and the changed TEIDC of the changed S5/S8 interface to the SGW, and (b) add a first
information element IE used for carrying the changed control plane IP address and the changed TEIDC of the changed S5/S8 interface
in the modify bearer response message sent back to the SGW;

(ii) determine whether the user plane IP address and the TEIDU of the S5/S8 interface change, and upon determining that the
user plane IP address and the TEIDU of the S5/S8 interface change, send back the modify bearer response message carrying the
changed user plane IP address and the changed TEIDU of the changed S5/S8 interface to the SGW, and add a second information
element IE used for carrying the changed user plane IP address and the changed TEIDU of the changed S5/S8 interface in the
modify bearer response message sent back to the SGW;

(iii) upon determining that the user plane IP address and the TEIDU of the S5/S8 interface change, and upon determining that
the control plane IP address and the TEIDC change, send back the modify bearer response message carrying the changed user
plane IP address and the changed TEIDU of the changed S5/S8 interface and the changed control plane IP address and the changed
TEIDC of the changed S5/S8 interface to the SGW, and add the first information element IE used for carrying the changed control
plane IP address and the changed TEIDC of the changed S5/S8 interface and the second information element IE used for carrying
the changed user plane IP address and the changed TEIDU of the changed S5/S8 interface in the modify bearer response message
sent back to the SGW.

US Pat. No. 9,906,950

METHOD AND DEVICE FOR SECURITY ISOLATION

DATANG MOBILE COMMUNICATI...

1. A method for security isolation, comprising:
receiving, by a relay device, a Handover Request message, the relay device being wirelessly-connected to core network equipment
through a donor cell under a DeNB (Donor Evolved Node B) other than a direct wired link between the relay device and the core
network equipment; and

when the relay device receives the Handover Request message:
(1) determining, by the relay device, whether the Handover Request message contains reestablishment information for another
cell; and

(2) if the Handover Request message contains the reestablishment information for the other cell, then when a user equipment
(UE) is successfully handed over to a cell of the relay device or is successfully reestablished in the cell of the relay device,
requesting, by the relay device, a piece of key information from the core network equipment, wherein the piece of key information
is a new Next Hop (NH) key or a Next Hop Chaining Counter (NCC).

US Pat. No. 9,955,464

METHOD AND DEVICE FOR R-PDCCH TRANSMISSION IN SCENARIO OF CARRIER AGGREGATION

DATANG MOBILE COMMUNICATI...

1. A method for Relay-Physical Downlink Control Channel (R-PDCCH) transmission in a carrier aggregation scenario, the method comprising:receiving, at a relay node, multiple aggregated component carriers sent by a donor base station, one or more of the component carriers carrying R-PDCCH, R-PDCCH corresponding to each of the component carriers being separately coded;
carrying out blind decoding, by said relay node, on the component carriers carrying R-PDCCH, so as to acquire R-PDCCH which is used to schedule each of the component carriers; and
acquiring physical resources, by said relay node, on the corresponding component carriers according to said R-PDCCH, and carrying out information transmission with said base station through said physical resources, wherein the method further comprises:
for the one or more component carriers carrying the R-PDCCH, and the R-PDCCH corresponding to each component carrier being separately coded, said relay node receiving multi-aggregated component carriers corresponding to the R-PDCCH sent from the donor base station, and the R-PDCCH being carried by each component carrier to independently schedule the resources on each component carrier, or said relay node receiving multi-aggregated component carriers sent from the donor base station, one component carrier carries R-PDCCH corresponding to itself and R-PDCCH corresponding to other component carriers, and said R-PDCCH schedules the resources on the component carriers in a cross-carrier way, and
if the transmission mode of the R-PDCCH refers to an interleave mode, determining, by the relay node, a starting position of search spaces in each timeslot included in each subframe on the component carriers according to the transmission mode and aggregation level of the R-PDCCH, by:
said relay node determining the starting position of the search spaces via the formula below:
L·{(Yk+m?)mod ?NCCE,jR-PDCCH/L?}+i,i=0,1, . . . ,L?1,where, L is the aggregation level of R-PDCCH;NCCE,jR-PDCCH is the number of logical CCEs (Control Channel Element) included in the pre-configured possible transmission resource set of R-PDCCH, k is the number of a current subframe, and j is the number of a current timeslot in the subframe, j?{0,1};
when the R-PDCCH carried by each of the component carriers is used to schedule the resources on each of the component carriers independently, m?=m, when R-PDCCH is used to schedule the resources on the one of the component carriers and the other ones of the component carriers in the cross-carrier way, m?=m+M (L)·nCI, m is the number of blind decodings, and nCI is the identity information of the respective component carrier where the resources scheduled by R-PDCCH exist;
Yk=(A·Yk-1) mod D, Y?1=nRNTI?0, nRNTI is RNTI of relay node, A=39827, D=65537, k=?ns/2?, ns is the timeslot number in a current radio frame;
if the transmission mode of said R-PDCCH refers to a non-interleave mode, said relay node determining the starting position of the search spaces in each timeslot included in each subframe on the component carriers according to the transmission mode and aggregation level of R-PDCCH, by:
said relay node determining the starting position of the search spaces via the formula below:
(L·m?+i)mod NVRBR-PDCCH,i=0,1, . . . ,L?1,where, L is the aggregation level of R-PDCCH;NVRBR-PDCCH is the number of VRBs included in possible transmission resources set of R-PDCCH; and
when the R-PDCCH carried by each of the component carriers is used to schedule the resources on each of the component carriers independently, m?=m, when R-PDCCH schedules the resources on the one of the component carriers and the other ones of the component carriers in the cross-carrier way, m?=m+M(L)·nCI, m is the number of blind decodings, and nCI is the identity information of the respective component carrier where the resources scheduled by R-PDCCH exist.

US Pat. No. 10,091,037

DPD SYSTEM

Datang Mobile Communicati...

1. A digital predistortion DPD system, the system comprises: a table lookup unit and a DPD processor, wherein the table look-up unit comprises first to fourth address conversion tables, first to Nth look-up-tables and a DPD coefficient combination processor; wherein the first to Nth look-up tables are multi-band look-up tables, N=2M, M is record length and a positive integer;the first address conversion table is configured to obtain a corresponding first bit sequence of second length according to a bit sequence of first length corresponding to amplitude of first signal at first band, wherein the first length is longer than the second length; the second address conversion table is configured to obtain a corresponding second bit sequence of the second length according to a bit sequence of the first length corresponding to amplitude of first signal at second band;
the third address conversion table is configured to obtain a corresponding third bit sequence of the second length according to a bit sequence of the first length corresponding to amplitude of second signal at the first band, wherein the second signal at the first band is obtained by delaying the first signal at the first band;
the fourth address conversion table is configured to obtain a corresponding fourth bit sequence of the second length according to a bit sequence of the first length corresponding to amplitude of second signal at the second band, wherein the second signal at the second band is obtained by delaying the first signal at the second band;
the ith look-up-table of the first to Nth look-up-tables, is configured to obtain an ith table look-up address by combining a bit sequence of the second length corresponding to a signal at the first band and a bit sequence of second length corresponding to a signal at the second band, and to look up an ith DPD coefficient according to the ith table look-up address, wherein 1 the DPD coefficient combination processor is configured to obtain a DPD coefficient by combining the first to the Nth DPD coefficients; and
the DPD processor is configured to perform DPD processing on signals at the first frequency using the DPD coefficient obtained by the DPD coefficient combination processor.

US Pat. No. 10,075,842

PHYSICAL CELL IDENTIFIER ALLOCATION METHOD AND APPARATUS

Shanghai Datang Mobile Co...

1. A method for allocating a physical cell identifier, the method comprising:obtaining, by a network device, cell wireless measurement index information of each of sampling points associated with an allocation target cell for which a physical cell identifier needs to be allocated, wherein the cell wireless measurement index information characterizes a quality of signal of a cell, and the cell wireless measurement index information comprises at least a Reference Signal Receive Power, RSRP, value and a Signal to Interference and Noise Ratio, SINR, value;
determining, by the network device, a co-channel interference sampling point from the sampling points associated with the allocation target cell according to the cell wireless measurement index information, and determining an adjacent cell according to the cell wireless measurement index information of the co-channel interference sampling point;
determining, by the network device, a remainder of current physical cell identifier MOD 3 of the determined adjacent cells, and classifying adjacent cells with identical remainder into a same category; and
determining, by the network device, a degree of interference from each of categories of adjacent cells to the allocation target cell according to the cell wireless measurement index information, and allocating a physical cell identifier for the allocation target cell according to a remainder corresponding to a minimum interference degree;
wherein determining the degree of interference from each of the categories of adjacent cells to the allocation target cell according to the cell wireless measurement index information comprises:
for each category of adjacent cells, calculating a degree of interference from each of the adjacent cells in the category, and determining a sum of the calculated degrees of interference from respective adjacent cells in the category as the degree of interference from the category of adjacent cells to the allocation target cell.

US Pat. No. 9,942,865

METHOD AND DEVICE FOR SYNCHRONOUSLY COUNTING MBMS SERVICE

DATANG MOBILE COMMUNICATI...

1. A method for synchronously counting Multimedia Broadcast Multicast Service (MBMS) service, comprising:sending, by a processor of an MBMS Coordinating Entity (MCE), a broadcast message containing a same synchronization time point to each of a plurality of base stations, whereby each base station can count the MBMS service for each terminal device served by the base station at the same synchronization time point and each relevant base station collects and transmits synchronization counting information to the MCE, thereby ensuring synchronization of MBMS service counting times, wherein the relevant base stations are base stations within an MBSFN area;
receiving, by the processor of the MCE, the synchronization counting information from each of the plurality of relevant base stations, wherein
the synchronization counting information is information obtained when each of the relevant base stations counts MBMS service for each terminal device served by the respective relevant base station at the time corresponding to the same synchronization time point, and
the same synchronization time point is expressed as the absolute number of Multicast Control Channel (MCCH) modification periods.

US Pat. No. 9,936,410

METHOD AND DEVICE FOR REPORTING CHANNEL QUALITY INFORMATION

DATANG MOBILE COMMUNICATI...

1. A method for reporting channel quality information, the method using non-Precoding Matrix Indicator (non-PMI) feedback for a transmission mode, the method comprising:measuring, by a User Equipment (UE), a Channel State Information-Reference Signal (CSI-RS) according to configuration information of the CSI-RS, to acquire a downlink channel transport matrix;
determining, by the UE, a Channel Quality Indicator (CQI) of a frequency domain reporting unit, according to a number of CSI-RS ports and the corresponding transmission scheme of a Physical Downlink Shared Channel (PDSCH) used when determining the CQI, and the downlink channel transport matrix being acquired by a measurement; and
reporting, by the UE, the determined CQI to a network side,
wherein the transmission scheme of the PDSCH comprises: the PDSCH is assumed to be transmitted through a single-port when the number of CSI-RS ports is 1,
wherein the PDSCH being assumed to be transmitted through a Cell-specific Reference Signal (CRS) port by a transmit diversity scheme when the number of CSI-RS ports is larger than 1 comprises:
the PDSCH is assumed to be transmitted through the CRS port by the transmit diversity scheme when the number of CSI-RS ports is larger than 1;
the PDSCH is assumed to be transmitted through 2 CRS ports by a two-port transmit diversity scheme, if the number of CSI-RS ports is 2;
the PDSCH is assumed to be transmitted through 4 CRS ports by a 4-port transmit diversity scheme, if the number of CSI-RS ports is 4;
the PDSCH is assumed to be transmitted through 2 CRS ports by a two-port transmit diversity scheme, or the PDSCH is assumed to be transmitted through 4 CRS ports by a four-port transmit diversity scheme, if the number of CSI-RS ports is 8; and
further assuming, by the UE, the channel matrix acquired by measurement of 2 CRS ports is HW, if the UE assumes that the PDSCH uses 2 CRS ports, where H represents the downlink channel transport matrix acquired by measurement of CSI-RS, and W represents an 8×2 dimension matrix.

US Pat. No. 9,960,862

METHOD AND DEVICE FOR DETECTING STANDING-WAVE RATIO

Datang Mobile Communicati...

1. A method for detecting standing-wave ratio, the method comprising:grabbing output power detection data (OPD) of a service signal transmitted by a base station system and reflection power detection data (RPD) of a device to be detected in the base station;
extracting feedback signals of the OPD and feedback signals of the RPD within a plurality of periods of time, according to a preset data length, within a first preset bandwidth range;
determining spectrum characteristics of the feedback signals of the OPD and spectrum characteristics of the feedback signals of the RPD corresponding to each period of time, as well as determining a reflection coefficient of the base station system on the basis of the spectrum characteristics of the feedback signals of the OPD and the spectrum characteristics of the feedback signals of the RPD corresponding to each period of time; and
determining a standing-wave ratio of the base station system within the first preset bandwidth range according to the reflection coefficient of the base station system;
wherein determining the spectrum characteristics of the feedback signals of the OPD and the spectrum characteristics of the feedback signals of the RPD corresponding to each period of time comprises:
performing Fast Fourier Transform on the feedback signals of the OPD and the feedback signals of the RPD in each period of time, respectively, determining a maximum amplitude of the feedback signals of the OPD in each period of time and a maximum amplitude of the feedback signals of the RPD in each period of time.

US Pat. No. 10,051,520

METHOD AND DEVICE FOR NETWORK CAPACITY CONTROL

Datang Mobile Communicati...

1. A method for controlling a network capacity, the method comprising:receiving, by a Mobile Network Operator Policy and Charging Rule Function (MNO-PCRF), an instruction message for setting up an IP Connectivity Access network (IP-CAN) session for a User Equipment (UE), obtaining a UE identifier from the instruction message, and determining from the UE identifier a Mobile Virtual Network Operator (MVNO) serving the UE corresponding to the UE identifier;
forwarding, by the MNO-PCRF, the IP-CAN session setup instruction message to a Policy and Charging Rule Function (PCRF) in the MVNO (MVNO-PCRF), the MVNO serving the UE;
receiving, by the MNO-PCRF, an IP-CAN session setup acknowledgement message carrying a Policy and Charging Control (PCC) rule of the UE, sent by the MVNO-PCRF, wherein the PCC rule of the UE comprises a first granted bandwidth allocated by the MVNO-PCRF for the UE;
upon determining according to the PCC rule of the UE that the MVNO serving the UE does not exceed a granted capacity of the MVNO, replying, by the MNO-PCRF, to a network element sending the instruction message, with the P-CAN session setup acknowledgment message for the UE; and
upon determining according to the PCC rule of the UE that the MVNO serving the UE exceeds the granted capacity of the MVNO, sending, by the MNO-PCRF, to the MVNO-PCRF an alert that the granted capacity of the MVNO serving the UE is exceeded;
wherein after the alert is sent to the MVNO-PCRF that the granted capacity of the MVNO serving the UE is exceeded, the method further comprises:
starting a preset wait timer;
when a new PCC rule of the UE sent from the MVNO-PCRF is received by the MNO-PCRF before the wait timer expires, then determining again according to the new PCC rule of the UE whether the MVNO serving the UE exceeds the granted capacity of the MVNO, wherein the new PCC rule of the UE comprises a second granted bandwidth allocated by the MVNO-PCRF for the UE, the second granted bandwidth is allocated so as to avoid exceeding the granted capacity of the MVNO; and
when no new PCC rule of the UE sent by the MVNO-PCRF is received before the wait timer expires, then replying to the network element sending the instruction message, with an IP-CAN session setup failure message for the UE.

US Pat. No. 9,980,249

METHOD AND DEVICE FOR ALLOCATING UPLINK SHARED CHANNEL RESOURCE, AND COMMUNICATION SYSTEM

DATANG MOBILE COMMUNICATI...

1. A method of receiving data transmitted from a user equipment at a base station via an uplink shared channel, comprising:acquiring a volume of data to be transmitted and a user equipment uplink channel quality indication from the user equipment;
based on the acquired volume of data to be transmitted, determining a set of resource profiles, each having an uplink channel quality indication and a resource number, by:
determining a resource profile code corresponding to the acquired volume of data to be transmitted according to a mapping relationship between volume of data-carried and resource profile code, each resource profile code corresponding to one set of resource profiles; and
calculating the set of resource profiles from the resource profile code using a conversion formula that is: resource profile code=uplink channel quality indication×weight factor 1+resource number×weight factor 2, where one of weight factor 1 and weight factor 2 is set based on a bandwidth uplink shared channel and the other weight factor is set to 1;
judging whether or not the uplink channel quality indication comprised within one of the set of resource profiles is identical to the user equipment uplink channel quality indication, and when one is identical, using the one of the set of resource profiles as a final resource profile, and when none are identical:
combining an uplink transmission power with the set of resource profiles to determine the final resource profile by:
selecting resource profiles from the set of resource profiles that meet a requirement that their uplink channel quality indications are smaller than the user equipment uplink channel quality indication;
when multiple sets of resource profiles meet the requirement, calculating the uplink transmission power of each set of resource profiles respectively, and selecting the resource profile of minimum uplink transmission power as the final resource profile; and
when only one resource profile meets the requirement, using that resource profile as the final resource profile; and
receiving data transmitted from the user equipment at the base station via the uplink shared channel based on the final resource profile.

US Pat. No. 10,149,253

BLOCKING INTERFERENCE SUPPRESSION METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. A blocking interference suppression method comprising:detecting, by a base band processing unit (BBU), presence of a blocking interference;
after the BBU detects the presence of the blocking interference: sending, by the BBU, a first instruction message to a radio remote unit (RRU), the first instruction message being used to instruct the RRU to decrease an RRU receiving link gain: and
after the BBU sends the first instruction message to the RRU:
detecting, by the BBU, that the blocking interference has been eliminated; and
sending, by the BBU, second instruction message to the RRU, the second instruction message being used to instruct the RRU to change the receiving link gain to a default value, wherein the detecting, by the BBU, that the blocking interference has been eliminated includes in a predefined detection cycle, if an average value of uplink signal power detected by the BBU at each transmission time interval (TTI) moment is constantly lower than or equal to a predefined uplink receiving power upper threshold, and the uplink interference over thermal (IOT) is constantly lower than or equal to a predefined IOT lower threshold, determining, by the BBU, that the blocking interference has been eliminated.

US Pat. No. 10,111,180

POWER CONTROL METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. A power control method, comprising:receiving, by a UE, a power adjustment value corresponding to transmit diversity for each PUCCH format which is configured with transmit diversity mode, the power adjustment value having been determined and sent by a network side device, a set of values for the power adjustment value being predetermined;
determining, by the UE, a transmission power for the PUCCH transmission in uplink subframe i according to the formula:
PPUCCH(i)=min{PCMAX,P0_PUCCH+PL+h(nCQI,nHARQ)+?F_PUCCH(F)+?TxD(F?)+g(i)};andperforming a PUCCH transmission with the determined transmission power,
wherein PCMAX represents maximum UE transmission power configured by higher layers,
parameter ?F_PUCCH(F) represents a parameter from higher layer configuration,
h(n) represents power offset relevant to a number of bits carried by PUCCH,
nCQI corresponds to a number of carried CQI bits,
nHARQ corresponds to a number of carried ACK/NACK bits,
PO_PUCCH represents a target value of transmission power,
g(i) represents cumulative power control commands,
PL represents path loss value measured by the UE, and
?TXD(F?) represents the power adjustment value corresponding to transmit diversity for PUCCH format F?.

US Pat. No. 10,057,822

METHOD AND APPARATUS FOR HANDING OVER DEVICE

DATANG MOBILE COMMUNICATI...

1. A method comprising:obtaining, by a processor of a base station or network node, MBMS (Multimedia Broadcast/Multicast Service) reception information of a device, the obtaining of the MBMS reception information including: (i) receiving MBMS service reception information reported by the device when the device detects MBMS service changes, (ii) receiving MBMS service reception information reported by the device when the device receives MBMS service; (iii) receiving MBMS service reception information reported by the device when the device satisfies a configuration report trigger condition, or (iv) sending an MBMS service reception information request message to the device and receiving the MBMS service reception information returned by the device in response to the request message, wherein the MBMS reception information is 4-bit indication information indicating an identifier (ID) of an MBSFN cell receiving MBMS service, or an 8-bit bitmap format indicating MBSFN cells receiving MBMS service;
selecting, by the processor of the base station or network node, a handover target cell supporting MBMS service for the device according to the MBMS service reception information; and
handing over, by the processor of the base station or network node, the device to the target cell.

US Pat. No. 10,200,095

DATA TRANSMISSION METHOD, APPARATUS AND ANTENNA ARRAY

DATANG MOBILE COMMUNICATI...

1. A method for transmitting data, the method comprising:dividing, by an interface radio frequency (IR) data interface module, baseband in-phase and quadrature (IQ) data of multiple carrier antennas (CAs) into groups to obtain baseband IQ data of each group of CAs; and
for the baseband IQ data of each group of CAs: increasing, by an interpolation and filter module, a data rate of the baseband IQ data of the group of CAs; up-converting, by a digital up-conversion module, the baseband IQ data of the group of CAs having the increased data rate into a digital intermediate-frequency band to obtain digital intermediate-frequency signals of the group of CAs; adding, by a combiner, the digital intermediate-frequency signals of the group of CAs together to form a multi-carrier digital intermediate-frequency signal; adjusting, by an amplitude and phase adjustment module, an amplitude and a phase of the multi-carrier digital intermediate-frequency signal as required by each antenna in a group of antennas sharing the multi-carrier digital intermediate-frequency signal, respectively, and then transmitting the adjusted multi-carrier digital intermediate-frequency signals to digital to analog converters of corresponding antenna channels; and generating, by the digital to analog converters of the corresponding antenna channels, multi-carrier analog intermediate-frequency signals, and transmitting the multi-carrier analog intermediate-frequency signals to the corresponding antenna channels.

US Pat. No. 10,185,334

METHOD AND DEVICE FOR DETECTING TEMPERATURE OF RADIO REMOTE UNIT

DATANG MOBILE COMMUNICATI...

1. A method for detecting temperature of a radio remote unit, comprising:acquiring temperature data of a radio remote unit;
configuring power data of the radio remote unit according to the temperature data, when the temperature data is less than a temperature threshold or within the temperature threshold; and
closing radio frequency channel(s) of the radio remote unit when the temperature data is more than the temperature threshold;
reading temperatures transmitted from a plurality of sensors at a plurality of power amplifiers in the radio remote unit, when an absolute difference between temperatures transmitted from arbitrary two sensors at the plurality of power amplifiers is more than a first setting value, re-reading the temperatures transmitted from the plurality of sensors at the plurality of power amplifiers;
when the absolute difference between temperatures transmitted from the plurality of sensors at the plurality of power amplifiers is less than the first setting value, reading temperatures transmitted from a plurality of sensors at other regions in the radio remote unit except the plurality of power amplifiers;
when an absolute difference between temperatures transmitted from arbitrary two sensors at other regions except the plurality of power amplifiers is more than a second setting value, re-reading temperatures transmitted from the plurality of sensors at other regions in the radio remote unit except the plurality of power amplifiers; and
when the absolute difference between temperatures transmitted from the plurality of sensors at other regions in the radio remote unit except the plurality of power amplifiers is less than the second setting value, constructing the temperatures transmitted from the plurality of sensors as the temperature data of the radio remote unit.

US Pat. No. 10,251,190

UPLINK FREQUENCY SELECTION SCHEDULING METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. An uplink frequency selection scheduling method comprising:receiving, by a base station, sounding reference signals (SRS) from a user equipment (UE);
determining, by the base station, a physical resource block (PRB) interference intensity;
determining, by the base station, PRB scheduling priority (SP) based on SRS channel quality (SINR), the determined said PRB interference intensity (Pi) and average noise power, wherein SP=SINR/(1+Pi/PN) where PN is average noise power; and
performing uplink frequency selection scheduling, by the base station, based on the determined PRB scheduling priority.

US Pat. No. 10,243,634

METHOD AND DEVICE FOR DUAL LAYER BEAMFORMING

DATANG MOBILE COMMUNICATI...

1. A method for dual layer beamforming, the method comprising:receiving, by a dual polarized antenna of a base station, a sounding reference signal (SRS) sent by an antenna of a terminal, wherein a broadband occupied when sending the SRS is divided into a plurality of sub-bands by the terminal;
determining a broadband beamforming vector corresponding to the broadband and a sub-band beamforming vector corresponding to each sub-band, respectively, according to the SRS;
selectively determining two polarized-direction beamforming vectors corresponding to each sub-band, respectively, according to the broadband beamforming vector corresponding to the broadband or the sub-band beamforming vector corresponding to each sub-band, by determining a channel covariance matrix of the broadband and a channel covariance matrix for each of the sub-bands according to the SRS; and
directed to each sub-band, adopting the two polarized-direction beamforming vectors corresponding to the sub-band for dual layer beamforming until all sub-bands are processed.

US Pat. No. 10,298,453

ADAPTIVE METHOD AND DEVICE BASED ON FPGA RRU INTERFACE PROTOCOL

DATANG MOBILE COMMUNICATI...

1. An adaptive method based on a field programmable gate array (FPGA) remote radio unit (RRU) interface protocol of an RRU loaded FPGA, the FPGA including a type register and at least one interface protocol type, the method comprising:adopting, by an RRU, any of the at least one interface protocol type to get access to a baseband unit (BBU);
detecting, by the RRU, a current interface protocol type of the BBU;
recording, by the RRU, a corresponding type identifier in the type register based on the current interface protocol type;
performing, by the RRU, configuration for the interface protocol type corresponding to the type identifier,
wherein the step of the RRU detecting the current interface protocol type of the BBU includes:
receiving a physical layer control word sent by the BBU; and
determining a type of the interface protocol based on the physical layer control word; and
wherein the step of the RRU determining the type of the interface protocol based on the physical layer control word includes:
acquiring data about a position of a first preset super group in the physical layer control word;
determining whether the first data is a preset value; and
if the RRU determines that the first data is the preset value, then the RRU determines whether the interface protocol type is a first type of interface protocol.

US Pat. No. 10,291,448

MULTI-CARRIER SUPERPOSITION METHOD AND DEVICE

DATANG MOBILE COMMUNICATI...

1. A multi-carrier superposition method, comprising:superposing inputted carrier signals in a superposition process, and conducting gain reduction processing during the superposition process;
conducting crest factor reduction (CFR) processing on the superposed carrier signals; and
conducting increase processing on the carrier signals that are subjected to CFR processing so as to increase total power of the carrier signals,
wherein before superimposing the input carrier signals, the method further comprises:
obtaining the inputted carrier signals; and
conducting non-linear rotation processing on each of the carrier signals.