Abstract: Embodiments of the present disclosure provide a downlink beam prediction method and apparatus, a device, and a storage medium. The method comprises: a first communication apparatus receiving first information, the first information comprising one or more of a data set, a reference signal (RS) configuration, and beam description information; on the basis of the first information, training or updating an artificial intelligence or machine learning (AI/ML) model used for downlink beam prediction; and predicting one or more target downlink beams on the basis of the trained or updated AI/ML model, the target downlink beams being used for information transmission between the first communication apparatus and a second communication apparatus.

Abstract: The present disclosure provides an information transmission method and apparatus, and a storage medium. The method comprises: receiving beam effective time information sent by a network device; and on the basis of the time of sending a positive acknowledgement (ACK) message of a layer 1 switching indication message or a beam indication message to the network device, and the time indicated by the beam effective time information, performing uplink and downlink transmission.

Abstract: The embodiments of the present disclosure provide a cell handover method, a terminal, a network device, an apparatus and a storage medium. The method includes performing cell measurement on candidate cells, and sending cell measurement results of the candidate cells to a network device, and the cell measurement results are used for determining a target cell, and each cell measurement result includes an absolute value of at least one L1-RSRP and a differential value of the at least one L1-RSRP; receiving cell handover signaling, which is sent by the network device, and determining the target cell indicated by the cell handover signaling, and the target cell is one of the candidate cells; and performing cell handover on the basis of configuration information of the target cell.

Abstract: Disclosed in the present application are an information transmission method and apparatus, and a storage medium. The method comprises: acquiring a reporting configuration message which is sent by a network device; and sending to the network device an index associated with some reference signal resources, mapping a measurement result according to a mapping sequence, and sending the mapped measurement result; or sending to the network device a first index and/or a second index associated with K reference signal resources; or sending to the network device one or more reference signal resource set patterns or a combined index.

Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media of communication. A terminal device receives a first configuration indicating a set of first occasions and a second configuration indicating a set of second occasions. The set of first occasions is associated with a first operation for the first network device or a second network device, and the set of second occasions is associated with a second operation for the second network device in a MUSIM gap. If a first occasion in the set of first occasions is overlapped with a second occasion in the set of second occasions, the terminal device performs one of the first operation and the second operation at least based on periodicity of the MUSIM gap. In this way, MUSIM gap collision may be handled.

Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media of communication. A terminal device receives, from a first network device, information indicating a path switch for an application layer measurement report; and transmits, based on the information, the application layer measurement report to the first network device directly or via a second network device. In this way, an application layer measurement in NR-DC may be well supported.

Abstract: An earbud device, including: an earbud, where the earbud includes a housing and a movable part, the housing is provided with an accommodation chamber with an opening, a first charging contact is provided on the movable part, the first charging contact avoids the opening of the accommodation chamber when the movable part is at a first position, and the first charging contact is exposed at the opening of the accommodation chamber when the movable part is at a second position; and an earbud case, where the earbud case is provided with an accommodation groove, a second charging contact is provided in the accommodation groove, a driving part is arranged in the earbud case, the driving part drives the movable part to move from the first position to the second position during a process that the earbud is placed into the accommodation groove.

Abstract: Embodiments of the present disclosure provide a solution for supporting a successful handover report. In a method for communication, a terminal device receives, from a first network device providing a first cell, an indication that a handover of the terminal device from the first cell to a second cell of a second network device is to be performed. Then, the terminal device determines triggering information about a successful handover report of the handover based on a set of triggering conditions. The triggering information indicates whether the successful handover report is triggered for the handover. In this way, the successful handover report can be optionally triggered based on the set of triggering conditions, so that the terminal device may be limited to reporting a successful handover report when necessary, thereby saving processing resources and communication resources for unnecessary successful handover reports.

Abstract: Example embodiments of the present disclosure relate to an effective mechanism for processing the MT SDT. In this solution, the terminal device in an inactive state receives a paging message indicating a MT SDT from a first network device; determines, whether a condition or a set of conditions for performing an uplink SDT is met; and transmits, based on a result of the determining, a radio resource control (RRC) resume request message to the first network device. In this way, it is ensured that the following feedback information and optional uplink SDT may be transmitted to the first network device, and the uplink data amount upon initiating MT SDT is under control.

Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media for communication. A network device transmits, to a terminal device, a configuration regarding a storing of information concerning a change of a primary cell of a secondary node, the network device being the secondary node or a master node. Based on the configuration, the terminal device stores the information concerning the change of the primary cell of the secondary node. In this way, a very flexible reporting of the change of the primary cell of the secondary node can be achieved.

Abstract: Disclosed are a performance evaluation method and apparatus, and a readable storage medium, which relate to the technical field of communications. The method includes: evaluating performance of a target object based on a first CSI and a second CSI, where the target object includes a target model and/or a first method; the target model includes one or more of a first model and a second model; the first method includes a method for determining and/or feeding back CSI; and the first CSI is obtained based on the first model or the second model.

Abstract: Provided in the embodiments of the present disclosure are a performance evaluation method and apparatus, and a terminal and a network-side device. The performance evaluation method comprises: determining a model set or function set to be evaluated, and models or functions in said model set or function set are deployed in a terminal; performing a performance evaluation on the models or functions in said model set or function set, to obtain a performance evaluation result; and sending the performance evaluation result to a network side. By means of performing a performance evaluation on models or functions that are deployed in a terminal, a performance evaluation result is obtained to serve as a reference for determining a model or function suitable for an environment where the terminal is located, and the communication performance of the terminal is improved.

Abstract: The present disclosure provides an information transmission method and device and apparatus. The information transmission method of the present disclosure includes: receiving a first signaling transmitted by a second communication device; wherein the first signaling is used for monitoring for the target object, and the target object includes a first model and/or a first approach; determining a performance report for the target object based on the first signaling; transmitting the performance report to the second communication device. Optionally, the first model is used for determining and/or feeding back channel state information CSI, or for positioning, or for beam management, or for channel estimation, or for scheduling; the first approach includes an approach for determining and/or feeding back CSI, or a positioning approach, or a beam management approach, or a channel estimation approach, or a scheduling approach.

Abstract: Embodiments of the present disclosure relate to devices and methods of communication. In one aspect, a terminal device receives DCI triggering an RA procedure on a candidate cell in a set of candidate cells allowing LTM, and performs the RA procedure on the candidate cell. Then the terminal device transmits information of the RA procedure comprising at least one of the following: an identity of the candidate cell, or an index of a candidate configuration associated with the candidate cell. In this way, optimization of LTM deployment may be facilitated.

Abstract: Embodiments of the present disclosure relate to devices and methods of communication. In one aspect, a terminal device receives, from a network device, a configuration for security of a MAC layer. If a MAC CE is to be received, the terminal device performs, based on the configuration, at least one of deciphering or integrity verification on the MAC CE. In this way, MAC layer security may be ensured.

Abstract: Embodiments of the present disclosure relate to the field of communications, and provide an assistance information reporting method and apparatus. The assistance information reporting method includes sending first assistance information to a network side device, the first assistance information comprising at least part of information required for implementing a model management process of artificial intelligence (AI) and/or machine learning (ML).

Abstract: The present disclosure provides a model monitoring method, apparatus, terminal, and network side device. The method includes: measuring, by a terminal, a reference signal sent by a network side device on beams in a first set; and monitoring a model according to an associated beam set or an angle direction set of N best beams in the first set; wherein N is an integer greater than or equal to 1.

Abstract: An information transmission method and an information transmission device in IAB node group switching, and a network device are provided. The method includes receiving first information transmitted by a source CU, the source CU being a CU for a donor in a source path for a migrating node. The first information includes at least one of topological information or context information, the topological information includes a connection relationship between the migrating node and a descendant node of the migrating node, the context information includes at least one of node context information or context information of a UE, the node context information includes at least one of context information of the migrating node or context information of the descendant node of the migrating node, and the UE includes at least one of a UE connected to the migrating node or a UE connected to the descendant node of the migrating node.

Abstract: Example embodiments of the present disclosure relate to small data transmission. Although the present disclosure, the stored data is not taken into consideration when calculating data volume for small data transmission, and thus correct data volume value can be obtained thereby. Further, the terminal device may obtain information about volume of new data before calculating data volume for small data transmission. In addition, during small data transmission, the reported buffer status report may indicate an actual state of the remaining small data transmission data. Further, when the terminal device fails to transmit small data transmission data via 4-step random access procedure, the terminal device may fall back to 4-step random access small data transmission properly.

Abstract: Embodiments of the present disclosure relate to methods, devices and computer readable media for communication. A method of communication comprises receiving, at a terminal device and from a network device of a communication network, a configuration comprising a pattern of a gap and a RRC reconfiguration to be applied during the gap for reduction of a capability of the terminal device to communicate with the communication network; and applying the RRC reconfiguration upon a start of the gap. Thereby, the capability of the terminal device can be flexibly coordinated, and thus services at networks of USIMs can be performed in a more flexible and efficient way.