Huawei Technologies Co., Limited

Fujitsu Corporation

Future Wei Technologies, Inc.

Futjitsu Limited

Guorong Li

Lili Zhang

Lei Zhang

Xin Wang

Meiyi Jia

Yu Cai

Hongcheng Zhuang

Yongbo Zeng

Jian Wang

Nathan Edward Tenny

Jian Zhang

Bin Liu

Hui Jin

Yang Lu

Guowei Ouyang

Da Wang

Yunsong Yang

Pengyu Ji

Aimin Justin Sang

Richard Stirling-Gallacher

Qinyan Jiang

Fenghui Dou

Xuelong Wang

Xiaoyan Duan

Yulong Shi

Bin Hua Liu

Xiaocui Li

Yanliang Sun

Johan Christer Qvarfordt

Xin You

A group migration apparatus, configured in a source donor device, includes a first receiver configured to receive a measurement report transmitted by a migrating IAB (integrated access and backhaul) node, a first transmitter configured to transmit a first migration request message to a target donor device, the first migration request message including context information on the migrating IAB node and its served child IAB-node or UE (user equipment), a second receiver configured to receive a first response message transmitted by the target donor device, the first response message including an RRC (radio resource control) reconfiguration message for the migrating IAB node and its served child IAB-node or UE, and a second transmitter configured to transmit the RRC reconfiguration message to the migrating IAB node and its served child IAB-node or UE.

Group migration method and apparatus and system

Methods for configuring and acquiring system information and apparatuses thereof. The method for configuring includes: generating scheduling information based on a correlation between a system information area identity and an area scope; and transmitting the scheduling information.

Methods for configuring and acquiring system information and apparatuses thereof

A communication path switching method includes receiving, by a first base station, a first message from a first terminal, where the first message requests to switch the first terminal from a first path for independently accessing a network to a second path for accessing the network using a second terminal, and the first base station serves the first terminal; determining, by the first base station according to the first message, a second base station serving the second terminal; obtaining, by the first base station, configuration information from the second base station, where the configuration information enables the first terminal to access the network using the second terminal; and sending, by the first base station, the configuration information to the first terminal.

Communication path switching method and device

A cell selection or reselection method, an information transmission method and apparatuses. The cell selection or reselection method includes: acquiring cell information by a terminal equipment, determining whether a first cell and/or a frequency of the first cell is/are a candidate cell and/or a candidate frequency in a process of cell selection and/or cell reselection of a reduced capability terminal equipment.

Cell selection or reselection method, information transmission method and apparatuses

An apparatus for receiving and transmitting signals, applicable to an integrated access and backhaul (IAB) node, includes a first receiver configured to receive a first reconfiguration message, and a first transmitter configured to transmit indication information to a radio device, the indication information being used to indicate that the radio device applies configuration in a second reconfiguration message.

Method and apparatus for receiving and transmitting signals and a communication system

Methods and apparatuses for transmitting and receiving an uplink signal. The method includes: from a media access control layer, instructing a physical layer by a terminal equipment to transmit a first uplink signal on a first time-frequency resource; in the media access control layer, determining that a second time-frequency resource at least partially overlaps the first time-frequency resource in a time domain or a time-frequency domain; and in the media access control layer, comparing first information related to the first uplink signal and second information related to the second time-frequency resource.

Methods and apparatuses for transmitting and receiving uplink signal

Triggering a sidelink scheduling request including: if at least one regular sidelink buffer status report (SL BSR) is triggered, a scheduling request (SR) is triggered when at least one of the following conditions is satisfied: a time from the regular SL BSR is triggered to an uplink resource available for carrying the regular SL BSR is greater than a latency requirement to which a sidelink logical channel corresponds; a time of the uplink resource available for carrying the regular SL BSR is greater than the latency requirement to which the sidelink logical channel corresponds; a latency requirement or value of a priority to which the sidelink logical channel corresponds is lower than a first threshold or the value of the priority is greater than the first threshold; and a next SR resource to which the sidelink logical channel corresponds is earlier than an uplink resource carrying the regular SL BSR.

Method and apparatus for triggering a sidelink scheduling request and system

Method and apparatus for indicating an LBT failure. The method is applicable to a terminal equipment and includes: in a case where a lower layer or a higher layer determines that a first condition and/or a second condition are/is satisfied, notifying or indicating the LBT failure by the lower layer to the higher layer; and/or in a case where the lower layer or the higher layer determines that the first condition and/or a third condition are/is not satisfied, not notifying or indicating the LBT failure by the lower layer to the higher layer, or stopping notifying or indicating the LBT failure by the lower layer to the higher layer.

Method and apparatus for indicating an LBT failure

A method and apparatus for transmitting a system information request and a system. The method includes: a terminal equipment determines to use a system information (SI) request procedure based on message 1 or an SI request procedure based on message 3 to request a network device for on demand system information on SUL or NUL according to whether a serving cell is configured with the SUL.

Method and apparatus for transmitting a system information request and system

A sidelink transmission and reception methods and apparatuses. The sidelink transmission method includes transmitting first sidelink control information via a physical sidelink control channel; and transmitting second sidelink control information and a first transport block via a physical sidelink shared channel, wherein the first sidelink control information or the second sidelink control information or a media access control protocol data unit of the first transport block indicates or carries triggering information used for triggering a second terminal equipment to report sidelink resource information.

Sidelink transmission and reception methods and apparatuses

A radio link monitoring method in a sidelink, applicable to a terminal equipment. The method includes: reporting by a physical layer to a higher layer a state of at least one sidelink and sidelink information to which the state corresponds, and performing by the higher layer operations related to radio link monitoring or a radio link failure according to the sidelink information.

Radio link monitoring method and apparatus and system in sidelink

A random access apparatus, applicable to a terminal equipment, includes first processor circuitry, wherein the first processor circuitry is configured to determine a random access type according to configuration information of a bandwidth part (BWP) for random access selected by the terminal equipment and downlink reference signal received power measured by the terminal equipment, perform selection of random access resources, and transmit an initial message of random access on the random access resources.

Random access method and apparatus and communication system

This disclosure provides a communication apparatus and method of vehicle communication (V2X) services and a communication system. The apparatus includes a first communication portion, the first communication portion being configured to: detect that a radio link failure occurs in a sidelink; and notify that radio link failures occur in all sidelinks of the terminal equipment to a network device via a Sidelink UE Information message.

Communication apparatus and method of V2X services and communication system

A power control method includes obtaining, by a first terminal, parameter information required for power control, where the parameter information includes at least one of a first parameter, a second parameter, and a third parameter, and determining, by the first terminal based on the parameter information, uplink transmit power used when uplink transmission is performed on a target beam or a target beam pair; where the first parameter includes a beam reception gain of a network device and/or a beam sending gain of the first terminal, where the second parameter is used to indicate interference caused by a second terminal to the first terminal on the target beam, and where the third parameter includes beam-specific target power and/or terminal-specific target power.

Power control method and terminal

Methods and apparatuses for transmitting and receiving sidelink information. The method includes: determining a priority/priorities of second data information and/or feedback information by a second device, allocating power for the second data information and/or the feedback information according to the priority/priorities; and/or scrambling and/or indicating the second data information and/or the feedback information by the second device by using an identifier. Hence, supporting multiple unicast sessions or groupcast sessions by the same device may be achieved.

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Shenzhen, China

Guorong Li