Shanghai Langbo Communication Technology Company Limited

Alcatel Lucent

Bunker Hill Technologies LLC

Dido Wireless Innovations LLC

Shanghai Tuiluo Communication Technology Partnership (limited Partnership)

Shanghai Tuiluo Communication Technology Partnership

Keying Wu

Xiaobo Zhang

Lin Yang

Dong Sheng Li

Qi Jiang

Hongwei Yang

Xiaolong Zhu

Liyu Cai

Dong Li

Wei Zhang

Jin Liu

JinHui Chen

Xiaoyong Guo

The present disclosure provides a method and a device in a node used for wireless communications. A first node receives a first signaling and a first signal in a first time-frequency resource block; and transmits a second information block in a first radio resource block. The first signaling comprises scheduling information for the first signal; the first signal carries a first bit block set; the second information block indicates whether the first bit block set is correctly received; the first radio resource block belongs to a first radio resource block group; the first time-frequency resource block is used to determine a first time-frequency unit. The above method realizes HARQ-ACK multiplexing in the sidelink, thus improving the resource utilization ratio on the feedback channel and streamlining the design of the feedback channel.

Method and device in nodes used for wireless communication

The present disclosure provides a method and a device in a node for wireless communications. A first node receives a first signaling and a first signal in a first time-frequency resource pool; the first signaling comprises scheduling information of the first signal; the first signal carries a first bit block, the first bit block comprising a positive integer number of binary bits; a first value is used for determining a number of binary bits comprised in the first bit block, and the first value is related to the first time-frequency resource pool. The above method helps prevent both sides of communications from different interpretations of Transport Block Size in V2X communications, thus ensuring communication quality and avoiding extra signaling overhead.

The present disclosure provides a method and device in a node for wireless communications. A first node receives a first information block; receives a first signaling; and as a response to a behavior of receiving the first signaling, stops a first behavior; the first information block indicates a first reference signal set, and the first reference signal set comprises at least one reference signal; the first signaling comprises DCI, the first signaling is used to determine a first transmission state, and the first transmission state indicates a first reference signal; the first transmission state is applied to a first channel and a second channel. The above method temporarily stops the beam failure discovery and/or recovery request for the mismatched reference signals when a reference signal configured by RRC for beam failure monitoring does not match a beam used by a downlink control channel, thus avoiding the waste of resources.

The present disclosure provides a method and device in user equipment and base station for radio communications. A first node receives a first signaling and a second signaling; transmits a first radio signal on the first channel. The first signaling and the second signaling respectively comprise first configuration information and second configuration information, and the first configuration information and the second configuration information are respectively for a first channel and a second channel; the first radio signal comprises a first sub-signal and a second sub-signal; a first bit block and a second bit block are respectively used to generate the first sub-signal and the second sub-signal. When control information is carried on an uplink physical-layer data channel, the above method can respectively control transmission reliability of the control information and the uplink physical-layer data channel more flexibly, thus improving transmission efficiency.

Method and device in user equipment and base station for radio communications

The disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communication. A first node generates a first bit block, performs channel coding and then transmits a first radio signal. The first bit block comprising all bits in a second bit block and all bits in a third bit block is used for an input of the channel coding, and an output of the channel coding is used for generating the first radio signal. A Cyclic Redundancy Check (CRC) bit block of a fourth bit block is used for generating the third bit block. The fourth bit block comprises all bits in the second bit block and all bits in a fifth bit block, the bits in the fifth bit block are of fixed values, and the fifth bit block is composed of K bits, the K being a positive integer.

Method and device in UE and base station for wireless communication

A method and a device in a node for wireless communications. A first node monitors or drops monitoring a first signal in a first resource block; and transmits a second signal in a second resource block. The second resource block corresponds to a first index; the first resource block is reserved for a HARQ-ACK for a bit block set transmitted in a third resource block; when a first condition set is fulfilled, a spatial relation of the second signal is unrelated to the first index; when the first condition set is unfulfilled, the first index is used for determining the spatial relation of the second signal; the first condition set relates to whether the first signal is conveyed in the first resource block. The method above provides an easy implementation of beamforming in a V2X system, which optimizes gains of beamforming and also prevents complicated signaling interaction.

Method and device in communication nodes for wireless communication

The present disclosure discloses a method and a device in a node for wireless communications. A first node receives a first information block; and operates first-type information in a first radio resource block. The first information block is used for determining a first radio resource set and K information units, K being a positive integer greater than 1; the first radio resource block belongs to the first radio resource set; the K information units respectively indicate K spatial relations; a first condition set is used for determining whether a spatial relation corresponding to the operation performed in the first radio resource block is related to the K information units; the first condition set is related to a first parameter. The method provided herein improves the reliability of transmission on physical layer control channel.

Method and device related to spatial relation in a node used for wireless communication

The present disclosure provides a method and device in a node for wireless communications. A first node transmits a first signal, and the first signal is used for random access; in response to transmitting the first signal, monitors a first-type channel in a first resource set to detect a first-type signaling; monitors the first-type channel in a second resource set to detect a second-type signaling; receives a target signaling, the target signaling is used to determine a target time; and when the target signaling is a third-type signaling, in response to receiving the target signaling, stops monitoring the first-type channel in the first resource set after the target time; when the target signaling is a fourth-type signaling, in response to receiving the target signaling. The above method can quickly recover a beam for unicast service and a beam for PTM/multicast groupcast service after beam failure.

The present disclosure provides a method and a device in a User Equipment (UE) and a base station for wireless communications. A UE receives first information, the first information being used for indicating M DCI blind decoding(s); monitors a first-type radio signal respectively on each of S sub-band(s) in a first time-domain resource; and performs at most M1 DCI blind decoding(s) of the M DCI blind decoding(s) on the S sub-band(s) in the first time-domain resource. Herein, the first-type radio signal detected on the S sub-band(s) is used for determining the M1 DCI blind decoding(s) out of the M DCI blind decoding(s). The above method allows the base station to make dynamic adjustments to the UE's blind decoding on PDCCH resources according to LBT results, ensuring that sufficient PDCCH resources are available and not too many PDSCH resources are preempted, and that excessive blind decodings can be avoided.

Method and device in UE and base station used for wireless communication

The present disclosure provides a method and device in a node for wireless communications. A first node receives a first signaling; and operates a first signal group. The first signaling is used for determining a first reference-signal-resource set; a first parameter-group set comprises a positive integer number of parameter group(s), any parameter group in the first parameter-group set is used for the operating action of a signal in the first signal group; any reference signal resource in the first reference-signal-resource set is used for determining a parameter group in the first parameter-group set. The above method unifies beam management mechanisms for both Uplink and Downlink, which improves performance of Uplink transmission and reduces corresponding signaling overhead and delay.

Method and device in a node used for wireless communication

The present disclosure provides a method and a device used in a User Equipment (UE) and a base station for wireless communications. The UE receives a first signaling; and transmits a first radio signal; wherein the first signaling comprises scheduling information of the first radio signal; the first signaling is used to determine a first index, and the first index is used to determine a transmitting antenna port of the first radio signal; transmit power of the first radio signal is first power, and a linear value of the first power is equal to a product of a linear value of second power and a first coefficient; the first coefficient is one of K candidate coefficients. The above method optimizes Uplink transmit power according to the UE's own capabilities.

Method and device used in UE and base station for wireless communication

Disclosure discloses method and device in a node used for wireless communication. A first node receives a first information block and a first signaling; and operates a first signal. The first information block is used for determining M first-type indexes out of N first-type indexes; the M first-type indexes are used for determining M1 information elements out of N1 information elements, and for determining M2 information elements out of N2 information elements; the first signaling comprises scheduling information of the first signal, and a first information element is used for determining Rx/Tx parameters of the first signal; when the operating is receiving, the first signaling indicates the first information element out of the M1 information elements; when the operating is transmitting, the first signaling indicates the first information element out of the M2 information elements. The above method streamlines beam management and improves the performance of uplink data transmission.

The present disclosure provides a method and a device in a node used for wireless communications. A first node receives a first reporting configuration and a first signaling; and transmits a first information block. The first signaling indicates a first transmission configuration state; the first information block comprises a reporting for the first reporting configuration; the first reporting configuration comprises N resource configurations; the N resource configurations respectively correspond to N first-type indexes; the first transmission configuration state corresponds to a first index; the first index is used to determine a first resource configuration; a measurement on reference signal resource(s) only in the first resource configuration among the N resource configurations is used to generate the first information block. The above method ensures that a TCI state of reference signals constantly matches with configuration information with the beams being dynamically updated.

The present disclosure discloses a method and device in UE and base station used for wireless communications. A UE transmits a first radio signal, the first radio signal indicating a first reference signal out of M reference signals; and monitors a first signaling in each of W time-frequency resource block(s). Herein, at least one reference signal of the M reference signals is transmitted by a first serving cell, and the first serving cell is not added by the UE; the UE assumes that a transmission antenna port of the first signaling is Quasi-Co-Located with a transmission antenna port of the first reference signal; W is a positive integer, and M is a positive integer greater than 1. Such method can be employed to avoid delay and service interruption brought about by cell handover.

The present disclosure a method and a device in a UE and a base station used for wireless communications. A first node performs Q energy detection(s) on a first sub-band to obtain Q detection value(s); and determines based on the Q detection value(s) that a first radio signal is transmitted on the first sub-band at a first instant of time; performs P energy detection(s) on a second sub-band to obtain P detection value(s); and transmits or drops transmitting a second radio signal on the second sub-band at the first instant of time; each of the Q energy detection(s) is associated with a first antenna port group; when each of the P energy detection(s) is associated with the first antenna port group, the P is P1, otherwise the P is P2. The present disclosure is advantageous in ensuring fairness in the contention for spectrum occupancy in multicarrier-supporting Unlicensed Spectrum communications.

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Shanghai, China

Keying Wu