Abstract: A method of a user equipment (UE) for communicating via a non-terrestrial network is disclosed. The method comprises determining whether the UE is in coverage of the non-terrestrial network or out-of-coverage of the non-terrestrial network and initiating a procedure for power saving of the UE, based on the determining.

Abstract: Methods, systems, and devices for wireless communications are described. Generally, a user equipment (UE) may communicate on first and second carriers, and may support either two transmit chains or three transmit chains on a second carrier. A base station may configure different sounding reference signal (SRS) resources for different numbers of transmit chains. SRS resources configured with two ports may indicate two transmit chains, and SRS resource configured with three ports may indicate three transmit chains. The base station may indicate an index associated with an SRS resource, and the UE may select (e.g., based on a mapping between the SRS resource index and a number of SRS ports and a number of transmit chains), a corresponding SRS resource, number of ports, number of transmit chains, or any combination thereof. The base station may indicate a number of transmit chains for a given SRS resource based on a PMI index.

Abstract: Communication method and devices of a wireless communication network comprising a first access point to the network and at least one second access point to the network, the first access point generating, when communicating on a downlink channel established with a first terminal, an interference signal affecting at least one communication from the at least one second access point on at least one uplink channel established with at least one second terminal are described. The communication method can be implemented by a first device of a wireless communication network and includes sending via the first device of the network to the at least one second access point at least one datum representative of a set of transmission parameters used by the first access point when communicating with the first terminal on the downlink channel.

Abstract: The present application relates to methods, systems, and devices related to digital wireless communication, and more specifically, to techniques related to data transmission in an inactive state. In one exemplary aspect, a method for data communication is disclosed. The method includes identifying, by a terminal, that a data transmission with a network node has failed while the terminal is in an inactive state. The method also includes transmitting, by the terminal, a set of information relating to the failure of the data transmission to a network node responsive to the terminal transitioning to a connected state in which the terminal is connected to the network node.

Abstract: An information feedback method includes: obtaining a channel state information (CSI) matrix; screening, based on self-information of the CSI matrix, elements in the CSI matrix to obtain a sparse CSI matrix; and determining, based on the elements in the sparse CSI matrix, feedback information and sending the feedback information to a base station.

Abstract: Methods and systems for transferring monitoring event information during a mobility procedure are provided. According to one aspect, a method for transferring monitoring event information during a mobility procedure comprises, at a first network node: receiving and storing subscription information indicating that a second network node has subscribed to get notification when there is a data delivery failure involving a User Equipment (UE), followed by the UE becoming reachable; detecting a data delivery failure involving the UE, and setting a flag to indicate that a data delivery failure involving the UE has occurred; receiving, from a third network node, a mobility related request; sending, to the third network node, a response to the mobility related request, comprising an indication that the third network node should notify the second network node when the UE becomes reachable and/or when then UE enters the IDLE state.

Abstract: The present disclosure generally relates to a system and method for offloading user equipments and as such, unicast and/or broadcast/multicast content of the user equipments from one broadcast/multicast system to another broadcast/multicast system and vice versa based on multiple criteria. The system collects one or more data parameters from the user equipments in a first network system, identifies a number of the user equipments to be offloaded based on the one or more data parameters, determines whether the identified number of the user equipments meet one or more offloading criteria, and triggers offloading of the identified number of the user equipments from the first network system to a second network system. The system facilitates switching the network system seamlessly without any manual intervention of users and provides continued broadcast/multicast services.

Abstract: Embodiments of the present application are directed to a method and apparatus for small data transmission. In an embodiment of the present application, the method includes: selecting a channel access priority class (CAPC) for small data transmission (SDT) based on a rule if the CAPC for SDT is not indicated by a base station; and performing SDT based on the CAPC for the SDT.

Abstract: The present disclosure relates to communication technology, and discloses a wireless communication method and apparatus, a device, and a storage medium. The method includes: obtaining indication information; and determining whether a transmission of a first channel corresponds to a channel access procedure and/or determining a channel access parameter in a channel access procedure corresponding to the transmission of the first channel according to the indication information. With the solutions of the present disclosure, the terminal device can determine whether a channel access procedure is required during an initial access procedure according to the obtained indication information, so as to determine a DCI size or an RAR type to be demodulated during the initial access procedure, or determine whether to perform the channel access procedure during a PRACH or MsgA transmission process, thereby avoiding ambiguity in understanding between the terminal device and the network device.

Abstract: A network access method, a terminal device, and a network device. The method comprises: a terminal device receiving a plurality of pieces of first indication information sent by a network device, wherein each piece of first indication information in the plurality of pieces of first indication information corresponds to at least one of a plurality of reduced capability terminal types, and each piece of first indication information is used for indicating whether a terminal device of the corresponding reduced capability terminal type is prohibited from accessing a cell that the network device serves; and the terminal device determining, according to the first indication information corresponding to the reduced capability terminal type to which the terminal device belongs, whether to prohibit the terminal device from accessing the cell that the network device serves.

Abstract: Certain aspects of the present disclosure provide techniques for mini-slot operation in sidelink communications. A method performed by a user equipment (UE) includes determining a mini-slot within a configured sidelink slot in which to perform sidelink transmission, and performing the sidelink transmission in the mini-slot.

Abstract: A condition-based method and device for adding a Secondary Node (SN) or a Primary Secondary Cell (PSCell) are provided. In the method, configuration information for adding an SN/PSCell is received. An SN/PSCell is added using the configuration information for adding an SN/PSCell. The configuration information for adding an SN/PSCell includes at least one of: addition condition configuration information of the SN/PSCell; and configuration information of the SN/PSCell. The embodiments of the present disclosure may realize condition-based SN addition or PSCell addition.

Abstract: Aspects of the subject disclosure may include, for example, selecting a first network element for providing a first portion of a communication service to a communication device in an uplink direction based on first radio frequency conditions detected by the communication device, and selecting a second network element for providing the first portion of the communication service to the communication device in a downlink direction based on the first radio frequency conditions detected by the communication device, where the second network element is different from the first network element. Other embodiments are disclosed.

Abstract: Aspects of the disclosure relate to admission control of a communication session in a network. The admission control can be implemented by a network node at the boundary of the network or a subsystem thereof. In one aspect, the admission control can be implemented during a predetermined period and can be based at least on an admission criterion, which can be specific to an end-point device, e.g., a target device or an origination device. The admission criterion can be configurable and, in certain implementations, it can be obtained from historical performance associated with establishment of communication session. Such historical performance can be assessed within a period of a configurable span.

Abstract: A system includes domains comprising systems generating data from the cellular network system. The domains may include cellular towers; a core network located on a public network and comprising a central unit (CU); and a series of clusters that each comprise a distributed unit (DU) that communicates with the CU and the cellular towers. The system may further include a single collection module that collects data from all domains relating to the cellular network system and stores the collected data on a public network, and a data output module to output the data of the cellular network to a business domain on the public network.

Abstract: Described are apparatuses, methods, and computer program products for enabling splitting, switching, and steering of access traffic in a system, e.g., a fifth-generation (5G) system. Access and mobility management functions (AMF) of the 5G system forward one or more of the registration requests to unified data management (UDM) functions of the PLMNs. UDM function determines whether evolved packet system (EPS) interworking (IWK) is allowed for respective registration requests based on subscription, deployment, system capabilities, a radio access technology (RAT) of an access path between the UE and the 5G system, etc. UE can include an indication that EPS IWK is requested and/or required in a registration request.

Abstract: Disclosed are a method, an apparatus, and a system for transmitting a signal using multiple carriers. In detail, provided are a wireless communication apparatus including a communication module; and a processor, wherein the processor obtains a common back-off counter for a carrier set on which data is to be transmitted, wherein the carrier set includes at least one component carrier, performs back-off of each of the component carriers using the obtained common back-off counter, and simultaneously transmits data through at least one component carrier in which the back-off is completed and a wireless communication method using the same.

Abstract: An apparatus and a method of wireless communication are provided. The method by a user equipment (UE) includes being configured, by a base station, with a configuration of one or more transmission configuration indicator (TCI) states, wherein each TCI state includes one or more reference signals for a reception of downlink channels or signals and/or for a transmission of uplink channels or signals, and in each TCI state, being provided with at least one of configuration parameters.

Abstract: A method performed by a network node of a wireless network includes determining at least one spatial information of a device attached to the wireless network via a radio interface, determining a preferred spatial direction depending on the at least one spatial information of the device, and sending a control message to the device. The control message indicates the preferred spatial direction and prompts the device to execute transmission and/or reception on a plurality of beamformed directions and to prioritize transmission and/or reception on a first beamformed direction of the plurality of beamformed directions over transmission and/or reception on a second beamformed direction of the plurality of beamformed directions.

Abstract: The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. According to an embodiment, the method comprises establishing at least one PDU connection in an S1 mode; performing an inter system change from the S1 mode to an N1 mode; and in case that a successful UE-requested PDU session modification procedure is not previously performed and the UE is in a 5GMM-REGISTERED.NON-ALLOWED-SERVICE state, performing a UE-requested PDU session modification procedure to report 5G session management (5GSM) capability of the UE after entering a 5GMM-REGISTERED.NORMAL-SERVICE state.