Sharp Kabushiki Kaisha Corporation

Fg Innovation Company Limited

Huawei Technologies Co., Limited

Sharp Corporation

Huawei Cloud Computing Technologies Co., Ltd.

Daingean Technologies Ltd.

Fangying Xiao

Renmao Liu

Shohei Yamada

Ningjuan Chang

Yongjing Zhang

Chongming Zhang

Chao Luo

Qi Jiang

Takako Hori

Xingya Shen

Provided in the present disclosure are user equipment and a method thereof, and a base station and a method thereof. A method performed by user equipment includes: receiving, from a base station, a medium access control control element (MAC CE) used to indicate an activation configuration of packet data convergence protocol (PDCP) duplication of a data radio bearer (DRB) and/or an associated radio link control (RLC) entity; and performing the activation configuration of the PDCP duplication and/or the associated RLC entity based on the MAC CE. Thus, the communication efficiency and reliability of a wireless communication system can be improved.

User equipment and method thereof, and base station and method thereof

Provided in the present invention are a method performed by user equipment, and user equipment. The method performed by user equipment is a method in which UE, after receiving a command for activating an SCell, triggers a PHR, the method including the following steps: receiving, by UE, an activation command for activating an SCell; when the UE receives the activation command, determining, by the UE, the state of the SCell; and when the UE determines that the SCell is in an activated state before the activation command is received, determining, by the UE, the type of an active BWP of the SCell; and when the UE determines that the type of the active BWP is a non-dormant BWP, triggering, by the UE, a PHR.

Method performed by user equipment, and user equipment

Provided in the present invention are a method performed by user equipment, and user equipment. The method performed by user equipment is a method for deactivating an SCG in a process in which UE configured with dual connectivity or multi-connectivity communicates with an MCG and the SCG. The MCG is a serving cell group controlled by an MN, and the SCG is a serving cell group controlled by an SN. The method includes the following steps: receiving, by the UE, an SCG deactivation command, and when the UE receives the SCG deactivation command, performing at least one of the following operations: suspending/pausing transmission of an SRB and a DRB on the SCG; stopping a timer T, wherein Tis started when the UE consecutively receives N out-of-sync indications on a PSCell of the SCG; stopping a timer T, wherein Tis configured with a timer measurement ID, and is started when a measurement report thereof is triggered; suspending/pausing a measurement configuration associated with the SCG; releasing the measurement configuration associated with the SCG; deactivating an SCell of the SCG; deactivating the PSCell of the SCG; and starting an SCG deactivation timer.

The present application provides a method executed by a user equipment, comprising: receiving a first system information (SI) message, wherein the first system information (SI) message comprises type information related to a system information block (SIB) and scheduling information of a second system information (SI) message to which the type of the SIB belongs, and the scheduling information comprises a time when the second SI message appears and indication information indicating whether the second SI message is broadcast; and if the indication information indicates that the second SI message is not broadcast, sending an SI request message, and receiving a needed system information block (SIB) according to the scheduling information in the received first SI message. The present application further provides a corresponding user equipment and base station. By means of the present invention, unnecessary overheads are avoided and system resources are saved while meeting the demand of a UE acquiring information.

Method for sending and receiving system message, base station, and user equipment

The present disclosure provides a method performed by user equipment, and user equipment. The method performed by user equipment includes: if a medium access control (MAC) entity is configured with a configured uplink grant and if the configured uplink grant is activated, then determining whether the MAC entity is configured to use the configured uplink grant to transmit a MAC PDU, namely a MAC protocol data unit, obtained for a de-prioritized configured uplink grant; and if the MAC entity is configured to use the configured uplink grant to transmit the MAC PDU, then delivering the configured uplink grant to a hybrid automatic repeat request (HARQ) entity. In this way, the problem involving transmission of a de-prioritized MAC PDU stored in a HARQ process buffer can be solved, thereby improving the communication efficiency and reliability of a wireless communication system.

Provided in the present disclosure are user equipment and a method thereof, and a base station and a method thereof. The method performed by the user equipment includes: receiving a radio resource control (RRC) message from a base station, wherein the RRC message includes information related to an activation configuration of packet data convergence protocol (PDCP) duplication of a radio bearer and/or associated radio link control (RLC) entities; and performing the activation configuration of the PDCP duplication and/or the associated RLC entities on the basis of the information. Thus, the communication efficiency and reliability of a wireless communication system can be improved.

The present invention provides a method executed by a user equipment and a user equipment. The method executed by a user equipment (UE) comprising: receiving, from a base station, system information including a grouping wake-up signal (WUS) configuration for performing grouping wake-up on a WUS group associated with the UE; monitoring a grouping WUS for the WUS group associated with the UE according to the received grouping WUS configuration; and monitoring a following paging occasion (PO) for detecting a paging message when the grouping WUS is detected.

Method executed by user equipment, and user equipment

According to the present invention, a method performed by user equipment (UE) is proposed, comprising: identifying, for a received uplink grant, a hybrid automatic repeat request (HARQ) process corresponding to the uplink grant; determining whether the uplink grant is used for a new transmission or a retransmission; and in the case of determining that the uplink grant is used for the new transmission, for an uplink grant with physical uplink shared channel (PUSCH) duration not overlapping with PUSCH duration of another uplink grant, or an uplink grant with PUSCH duration only overlapping with PUSCH duration of another uplink grant with a lower priority, or a dynamic uplink grant with PUSCH duration not overlapping with PUSCH duration of another uplink grant having a higher priority, if a corresponding MAC PDU (Media Access Control protocol data unit) is obtained, then instructing the identified HARQ process to trigger the new transmission of the MAC PDU.

User equipment, base station, and method thereof

Provided in the present invention are user equipment and a method thereof, and a base station and a method thereof. The method in user equipment comprises: receiving, from a base station, a MAC control element (MAC CE) for deactivating a packet data convergence protocol (PDCP) duplication; and deactivating the PDCP duplication based on the received MAC CE.

User equipment that configures PDCP duplication and PDCP duplication configuration method thereof, and base station that configures PDCP duplication and PDCP duplication configuration method thereof

According to the present invention, a method performed by user equipment (UE) is provided, comprising: receiving dynamic uplink grant for a medium access control (MAC) entity; determining, for the received dynamic uplink grant, whether a first configuration condition is satisfied; and if the first configuration condition is satisfied, delivering the uplink dynamic grant to a hybrid automatic repeat request (HARQ) entity.

The present disclosure provides a method used in a base station, comprising: sending indication information to user equipment (UE), the indication information indicating a correspondence between multiple logical channels or bearers and multiple scheduling request (SR) configurations, wherein each logical channel or bearer is associated with a subcarrier spacing (SCS) and/or transmission time interval (TTI).

Base station, user equipment, and related method

Provided in the present invention are user equipment and a method thereof, and a base station and a method thereof. The method in user equipment comprises: receiving from a base station a radio resource control (RRC) message comprising PDCP duplication configuration information of a bearer; and performing, by means of the user equipment, activation configuration of PDCP duplication on the basis of the PDCP duplication configuration information of the bearer.

Provided in the present invention are user equipment and a method thereof, and a base station and a method thereof. The method in user equipment comprises: receiving a switching MAC CE from a base station; and activating and/or deactivating an RLC entity and/or a logical channel associated with a bearer that supports the PDCP duplication based on the switching MAC CE.

User equipment that configures PDCP duplication, and PDCP duplication configuration method thereof, and base station that configures PDCP duplication, and PDCP duplication configuration method thereof

Embodiments of the present invention provide a group communication method, system, group server, and group member device. A group server receives notification messages sent by a group member device, aggregates, according to an address of a subscription device, the notification messages destined for the same subscription device, and sends a notification message obtained after aggregation to the subscription device.

Method and system for group communication, group server, and group member device

The present disclosure provides a method used in user equipment (UE). The method comprises: detecting that a radio link control (RLC) entity associated with a packet duplication bearer or packet duplication split bearer has reached a predetermined maximum number of retransmissions; and determining that a radio link associated with the RLC entity is unavailable or fails based on whether a cell associated with the RLC entity is a special cell (SpCell) or whether a cell group associated with the RLC entity includes an SpCell.

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Shanghai, China

Fangying Xiao