Spreadtrum Communications (shanghai) Co., Ltd.

Beijing Unisoc Communications Technology Co., Ltd.

Xiangxin Gu

Yun Deng

Xinghang Gao

Lifeng Han

Huayu Zhou

Su Huang

Zhi Zhang

Mingwei Zhang

Xing Liu

Ling Lv

Wei Fan

Wenqiang Tian

Huifang Fan

Hui Miao

Rui Zhong

Liangliang Luo

Shijun Cui

Shouhua Liu

A method for data transmission of a multi-card UE is provided. The multi-card UE has at least a first subscriber identity module (SIM) card and a second SIM card, the first SIM card is in a connected status with a network. The method includes: determining a wireless operation demand of the second SIM card, and requesting a transmission time gap from the network according to the wireless operation demand, for enabling the second SIM card to execute a wireless operation in the transmission time gap. The method further includes generating a gap adjustment request according to the wireless operation executed by the second SIM card, and sending the gap adjustment request to the network, for enabling the network to adjust allocated transmission time gap according to the gap adjustment request.

Method and apparatus for data transmission of multi-card UE, and storage medium, user equipment and base station

A method for flexible feedback in V2X transmission, and a user equipment are provided. The method implemented in a receiving UE (user equipment) includes the following. A feedback requirement indicated by a transmitting UE is received during V2X transmission. A feedback resource is determined according to the feedback requirement. Feedback information is sent to the transmitting UE on the feedback resource according to the feedback requirement. The method implemented in a transmitting UE includes the following. A feedback requirement is indicated to a receiving UE during V2X transmission. Feedback information sent by the receiving UE on a feedback resource according to the feedback requirement is received, where the feedback resource is determined by the receiving UE according to the feedback requirement.

Method for flexible feedback in V2X transmission and user equipment

The present disclosure relates to a method for scheduling a logical channel, a method for generating configuration information and a device. The method for scheduling a logical channel comprises: determining, according to logical channel configuration information, a coverage area of each logical channel, the configuration information comprising coverage area information of the logical channel; selecting, according to a transmission distance of a grant, a logical channel having a coverage area matching the transmission distance; and allocating a resource to the selected logical channel, and completing scheduling. The method for generating configuration information comprises: generating configuration information according to service quality information of a service, the configuration information comprising coverage area information of each logical channel; and sending the configuration information to user equipment. The invention achieves generation of logical channel configuration information comprising coverage area information and scheduling of a logical channel according to the configuration information. The method for scheduling a logical channel, the method for generating configuration information, and the device according to embodiments of the present disclosure ensure that a transmission distance requirement is met during a communication process, thereby enhancing communication performance.

Method for scheduling logical channel, method for generating configuration information, and device

UE parameter determination method and apparatus, storage medium and base station are provided. The method includes: determining a minimum round trip time between each UE in a cell and a satellite; determining frame information of a network-side uplink radio frame based on the minimum round trip time and frame information of a network-side downlink radio frame, where the minimum round trip time is a timing difference by which the network-side uplink radio frame lags behind the network-side downlink radio frame; and determining a UE parameter of each UE based on the network-side uplink radio frame and the network-side downlink radio frame, where UE parameter includes at least one of TA or K2. By the method, an NTN network can be supported on the premise that modification of software and hardware of a terrestrial network UE is minimized, thereby effectively avoiding extra maintenance cost of software and hardware.

User equipment parameter determination method and apparatus, and storage medium and base station

A conditional handover method and apparatus are provided. The method may include: transmitting a measurement report to a source base station, receiving a conditional handover command from the source base station; and when a connection failure occurs, performing a handover procedure in a target cell or a Radio Resource Control (RRC) re-establishment procedure, wherein the conditional handover command comprises a first signal condition, and the first signal condition comprises signal quality of a neighboring cell or a signal quality difference between the neighboring cell and a source cell. A terminal may initiate a handover procedure in a case of a connection failure, thereby increasing a speed of connection recovery after the connection failure, increasing a success rate of connection establishment, reducing interruption of data transmission, and improving user experience.

Conditional handover method and apparatus

An RO indication method and apparatus, an RO determination method and apparatus, a storage medium, a base station and a terminal are provided. The RO indication method includes: determining RO configuration information which includes at least one of followings: an association relation between ROs and corresponding frequency resources where the ROs are located respectively, and an association relation between ROs and corresponding available preambles; and transmitting the RO configuration information to a UE. By the embodiments of the present disclosure, a network is able to determine an RO of a UE without considering influence caused by a maximum difference time of RTT and increasing an average waiting time for the UE to transmit a preamble.

Random access occasion indication method and apparatus, random access occasion determination method and apparatus, storage medium, base station and terminal

A method for reporting a beam reception failure, a user equipment and a system, wherein the method includes: obtaining an identifier of a secondary cell where a beam reception fails; selecting another beam as a candidate beam in the secondary cell where the beam reception fails; and encapsulating the identifier of the secondary cell where the beam reception fails and an identifier of the candidate beam into a Media Access Control (MAC) control element, and transmitting the MAC control element out using resource of other cells, wherein the other cells comprise: a primary cell, a primary secondary cell, or other secondary cells where the beam reception fails. Therefore, the identifier of the secondary cell where the beam reception fails and its corresponding candidate beam could be transmitted without using the PRACH and the PUCCH.

Method for reporting beam reception failure, user equipment, medium and system

A method for allocating random access resources, a base station, a readable storage medium and an electronic device are provided. The method includes: obtaining the number of all the random access preambles, the predetermined number of random access channel resources, and a predetermined maximum value of SSB indexes; calculating the number of SSB groups according to the predetermined maximum value of the SSB indexes and the predetermined number of random access channel resources; and determining combinations of one random access preamble and one random access channel resource for each of SSBs according to the number of all the random access preambles and the number of the SSB groups. The method may reduce cost of MSI when the random access preambles and the random access channel resources are allocated for the SSBs.

Method for allocating random access resources, base station, readable storage medium and electronic device

Measurement configuring method and device for dual connectivity, measuring method and device for dual connectivity, scheduling method and device for dual connectivity, storage medium, base station and terminal are provided. The measurement configuring method includes: after an RRC connection is set up with a UE, a master base station sending master network measurement configuration to the UE; determining first secondary network measurement configuration for a secondary base station; sending to the secondary base station a dual connectivity configuration request which comprises the first secondary network measurement configuration; and receiving second secondary network measurement configuration and a secondary network measurement gap configured by the secondary base station, wherein the secondary network measurement gap is determined based on the first secondary network measurement configuration and the second secondary network measurement configuration. NR measurement may be executed with a shorter time period of service interruption without changing an LTE baseband circuit of UE.

Measurement configuring method and device for dual connectivity, measuring method and device for dual connectivity, scheduling method and device for dual connectivity, storage medium, base station and terminal

A method and a device for updating system information, a method and a device for acquiring system information, the method for updating a system information includes: when the system information changes, informing a UE that the system information changes, the system information includes essential system information and non-essential system information; from a next cycle, in each of N cycles, broadcasting the essential system information and the non-essential system information, N is an integer greater than or equal to 1; after the successive N cycles, in response to a request from the UE through a dedicated channel of the UE, sending at least a part of the non-essential system information to the UE through the dedicated channel of the UE, where the request indicates that the UE fails to receive the non-essential system information from the broadcasting. Accordingly, system resource consumption is reduced.

Method and device for updating system information, method and device for acquiring system information

A user terminal, a method for playing audio data via Bluetooth, and a digital signal processor are provided. The method includes: a digital signal processor receiving a basic packed data template from an application processor; a SBC module coding audio source data to obtain the audio data packet; the digital signal processor implementing a data packing to the audio data packet based on the basic packed data template, to obtain a packed audio data packet; the digital signal processor implementing dividing and packing to the packed audio data packet to obtain a data packet to be sent; and the digital signal processor sending the data packet requested to be sent to a Bluetooth controller via a PCM interface between the digital signal processor and the Bluetooth controller. Accordingly, the digital signal processor instead of the application processor is employed to achieve audio play, thus reducing power consumption.

User terminal, method for playing audio data via bluetooth, and digital signal processor

A communication device is provided, which includes: a baseband chip; a target test chip integrated into the baseband chip; an upper-layer processing unit corresponding to the target test chip; and at least one data transport interface and at least one data processing unit corresponding to the at least one data transport interface. The communication device further includes: a first switch, adapted to connect the target test chip with the at least one data transport interface or the upper-layer processing unit; a second switch, adapted to connect the at least one data transport interface with its corresponding data processing unit or the target test chip; and a test control unit, configured to control the first switch and the second switch to connect the data transport interface with the target test chip, so as to enable the communication device to test the target test chip.

Communication device, test system and test method thereof

A method of protecting AT commands during the interaction between the AT command module of a mobile terminal and the serial communication unit of an external device, comprising the steps of: receiving AT command from the serial communication unit to the AT command module at an initial state; putting the AT command module into an ID verification mode, wherein the AT command module receives a username and password from the serial communication unit in turn, and verifies said received username and password; and putting the AT command module into an AT command processing state, when the ID verification is successful. Therefore, it's impossible for an illegal user to take the control of the mobile terminal through AT command.

Growing community of inventors

Shanghai, China

Xiangxin Gu