Samsung Electronics Co., Ltd.

Guangdong Oppo Mobile Telecommunications Corp., Ltd.

Beijing Baidu Netcom Science Technology Co., Ltd

Shichang Zhang

Yingyang Li

Yi Wang

Jingxing Fu

Chengjun Sun

Lixiang Xu

Bin Yu

Hong Wang

Zhenshan Zhao

Weiwei Wang

Xiaowan Ke

Yi Ding

Xiaoning Ma

Huei-Ming Lin

Min Wu

Yunchuan Yang

Yafei Zhao

Ziyuan Guo

Qi Cheng Li

Shukun Wang

Ying Li

Zheng Zhao

Chao Xi Chen

Chao Chen

Xirui Fan

Teng Ma

Disclosed are sidelink (SL) parameter configuration method and user equipment (UE). The method comprises: determining a recommended discontinuous reception (DRX) configuration of the first UE, the recommended DRX configuration depending on implementation of the first UE; sending the recommended DRX configurations to a second UE; receiving a configuration response from the second UE; determining a first DRX configuration of the first UE according to the configuration response; and discontinuously receiving, according to the first DRX configuration, data sent by the second UE.

Sidelink parameter configuration method and user equipment

The embodiments of the present disclosure provide a wireless communication method and a terminal, capable of improving the reliability of a communication system by means of cooperation between terminals. The method includes: transmitting, by a first terminal, a first indication to a second terminal, the first indication indicating a first resource set including a time-frequency resource selected by the first terminal or a time-frequency resource indicated by the first terminal via sidelink control information; receiving, by the first terminal, a second indication indicating a second resource set including a resource in the first resource set that satisfies or does not satisfy a first condition; and triggering, by the first terminal, resource reselection according to the second resource set.

Wireless communication method and terminal

The present application relates to the field of communication technologies, and relates to a method for processing information and a terminal device, the method for processing information includes: determining a corresponding feedback resource based on received indication information; receiving sidelink data transmitted by a second UE; and, transmitting feedback information of the sidelink data on the sidelink data. In the present application, the problem of implementing feedback of HARQ-ACK information and channel state information in the sidelink communication is addressed, and the mode of transmitting the sidelink data is further optimized, thereby improving spectral efficiency on the sidelink channel.

Method for processing information and terminal device

The present disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. Embodiments of the present invention provide a method for transmitting a signal, comprising: selecting a starting position of the signal from a set of candidate starting positions for transmitting the signal; determining a symbol mapping of the signal based on a selected starting position or a set of candidate starting positions of the signal; and transmitting the signal is based on the symbol mapping. The embodiment of the invention also provides a corresponding apparatus.

Methods and apparatuses for transmitting signal

The present application discloses methods performed by a UE and a base station in a wireless communication system. A method performed by the UE includes receiving, from a base station, via higher layer signaling, one or more configurations for sounding reference signal (SRS) resources; receiving, from the base station, control information triggering a transmission of an aperiodic SRS, wherein the control information indicates a configuration among the one or more configurations for the SRS resources; and transmitting, to the base station, the aperiodic SRS based on the configuration.

Method and user equipment for transmitting and receiving sounding reference signals

A method for generating an object model includes: obtaining an initial morphable model; obtaining a plurality of initial images of an object, and depth images corresponding to the plurality of initial images; obtaining a plurality of target topological images by processing the plurality of initial images based on the depth images; obtaining a plurality of models to be synthesized by processing the initial morphable model based on the plurality of target topological images; and generating a target object model based on the plurality of models to be synthesized.

Method and apparatus for generating object model, electronic device and storage medium

The present disclosure relates to a communication method and system for converging a 5-Generation (5G) communication system for supporting higher data rates beyond a 4-Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The present disclosure provides a method for monitoring a carrier and transmitting a signal over an unlicensed band.

Method and apparatus for listen-before-talk (LBT) related operation in a wireless communication system using unlicensed band

Embodiments of the present disclosure provide a communication method and apparatus, and a device. The method includes: a first terminal device determining a first time period; and the first terminal device transmitting a first resource set to a second terminal device within the first time period, where the first resource set is used for the second terminal device to perform resource selection. The communication interference is reduced.

Communication method and apparatus, and device

The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). The present disclosure provides a method for allocating Physical Uplink Control Channel (PUCCH) resources, including: a User Equipment (UE) detects a Physical Downlink Control Channel (PDCCH) scheduling a Physical Downlink Shared Channel (PDSCH) in a configured control resource set; the UE analyzes the detected PDCCH, correspondingly receives PDSCH, and determines PUCCH resources feeding back Hybrid Automatic Repeat request-ACK (HARQ-ACK) information; the UE transmits the HARQ-ACK information by using the determined PUCCH resources. By adopting the method in the present disclosure, a method for allocating PUCCH resources is provided. An upper-limit resource utilization is improved. And a method for indicating PUCCH resources in Downlink Control Information (DCI) is put forward, thereby reducing bit overheads of DCI.

Method and device for allocating uplink control channels

A method for wireless communication, a terminal device and a chip are provided. The method includes operations as follows. When a first terminal determines that there is no available sidelink transmission resource for the retransmission of target data in a target active time of a second terminal, the first terminal selects a first sidelink transmission resource. The first terminal retransmits the target data by means of the first sidelink transmission resource.

Method for wireless communication, terminal device and chip

The present disclosure provides a method for transmitting a synchronization signal (SS), the method comprising: performing a listen-before-talk (LBT) operation in a pre-defined window; if the LBT operation succeeds, transmitting an SS block (SSB) in the window, wherein the SSB comprises the SS, or the SSB comprises the SS and a physical broadcast channel (PBCH). Compared with the prior art, the present disclosure may significantly improve the efficiency of data transmission and the access performance for the communication system by relaxing the time when the base station implements the LBT, that is, allowing the base station to implement the LBT in the pre-defined window and transmit the SSB after the LBT succeeds.

Method and device for communicating synchronization signal

The present application discloses a method for data transmission in a radio cell of a mobile terminal. The radio cell includes an auxiliary carrier in a low frequency band and at least one master carrier in a high frequency band, the method including: the mobile terminal achieving downlink synchronization with the radio cell through the auxiliary carrier in the low frequency band, and after achieving the downlink synchronization, obtaining configuration information of the radio cell, and transmitting data by using the master carrier and/or the auxiliary carrier according to the configuration information. The present application also provides a mobile terminal. By using the present application, radio cell coverage and transmission performance may be improved.

Apparatus and method for performing a random access in a wireless communication system

The present application provides a method for transmitting data, which includes the following. A UE detects a physical downlink control channel, PDCCH, on a configured control resource set; the UE analyzes the detected PDCCH, and determines a method for dividing code blocks, CBs, and a method for rate matching of a physical downlink shared channel, PDSCH, and receives the PDSCH accordingly. By the method of the present application, when a service with a low delay requirement punches the time-frequency resources of other services, a performance of the other services is improved as much as possible, and the resource utilization rate is improved as much as possible.

Method and device for transmitting data

An apparatus and method for feeding back hybrid automatic repeat request-acknowledgement (HARQ-ACK) information are provided. The apparatus and method include user equipment (UE) that first receives a downlink grant (DL-GRANT) which schedules downlink HARQ transmission in a time-frequency bundling window corresponding to an uplink subframe used for feeding back HARQ-ACK, obtains a DL downlink assignment index (DL DAI) in the DL-GRANT, and determines a mapping value of each DL DAI. Then, according to the mapping value of the corresponding DL DAI, the HARQ-ACK bit of each HARQ feedback unit is mapped to a corresponding bit of a feedback bit sequence. According to the method and apparatus provided by the present disclosure, useless HARQ-ACK bits may be effectively removed, and efficiency for feeding back HARQ-ACK may be increased. As such, a downlink peak rate of a UE is ensured.

HARQ-ACK information feedback method and apparatus

A method and an apparatus are provided for transmitting a hybrid automatic repeat request-acknowledgment/negative acknowledgment (HARQ-ACK/NACK). A first set including at least one HARQ-ACK/NACK timing value is identified. Each timing value indicates a time difference between a downlink time unit for physical downlink shared channel (PDSCH) reception and an uplink time unit in which a HARQ-ACK/NACK feedback is transmitted. A second set is determined that includes at least one downlink time unit. A codebook is generated for the HARQ-ACK/NACK feedback. A size of the codebook is identified based on a size of the second set and a number of HARQ-ACK/NACK bits corresponding to each downlink time unit. The codebook is transmitted to the base station. The number of HARQ-ACK/NACK bits is determined based on a number of code block groups (CBGs) in one transmission block (TB), in case that scheduling for a downlink transmission is based on CBG.

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Beijing, China

Shichang Zhang