Abstract: The present application relates to a method and apparatus for random access in non-terrestrial networks (NTN). An embodiment of the present disclosure provides a user equipment (UE), which includes: a transceiver configured to: receive configuration information associated with repetition of a random access message; and a processor configured to: determine whether to transmit a request for the random access message with repetition, or determine whether to transmit the random access message with repetition for a random access procedure based on the configuration information, wherein the configuration information at least indicates one of the following: a signal strength parameter and a signal strength offset associated with the signal strength parameter; a non-signal-strength parameter; a non-signal-strength parameter and a non-signal-strength offset associated with the non-signal-strength parameter; or a signal strength parameter and a non-signal-strength parameter.

Abstract: The present disclosure relates to methods and apparatuses. According to some embodiments of the disclosure, a method includes: transmitting a signaling message to a first node on a backup backhaul route, the signaling message comprising an indication of a failure in a backhaul link including a second node different from the first node.

Abstract: The present disclosure relates to methods and apparatuses. According to some embodiments of the disclosure, a method performed by a communication device, includes: receiving, from a base station, a first configuration information indicating a threshold to configure the communication device, wherein the threshold is associated with data volume; determining whether congestion happens at the communication device based on the threshold; and transmitting a congestion indication to a first parent node via a Backhaul Adaptation Protocol (BAP) signaling message when it is determined that the congestion happens at the communication device.

Abstract: The present disclosure relates to methods and apparatuses. According to some embodiments of the disclosure, a method includes: transmitting radio link information, wherein the radio link information is associated with a backhaul link.

Abstract: Embodiments of the present disclosure relate to methods and apparatuses for packet data convergence protocol (PDCP) reordering management. According to an embodiment of the present disclosure, a user equipment (UE) can include: a receiver configured to receive at least one of application data unit (ADU) discard information associated with an ADU or ADU related information associated with the ADU; and a processor coupled to the receiver and configured to perform a PDCP reordering window management based on the received at least one of the ADU discard information or the ADU related information.

Abstract: A specific solution includes: displaying, by a terminal, a first candidate interface in response to an operation input by a user to display the first candidate interface; detecting, by the terminal, an operation input by the user to shrink the first candidate interface, and displaying an interface including the shrunk first candidate interface; displaying, by the terminal in response to a minimization operation input by the user, an interface on which the first candidate interface is in a minimized state; minimizing a second candidate interface in a same way; displaying, by the terminal, an interface including a drop-down menu of a status bar in response to an operation input by the user to display the drop-down menu of the status bar; and displaying, by the terminal, a multi-window display interface in response to a selection operation input by the user.

Abstract: The present application relates to methods and apparatuses. According to some embodiments of the disclosure, the method includes: communicating with a first base station by utilizing a first SIM and communicating with a second base station by utilizing a second SIM; transmitting a request signal to the second base station in response to a connection setup process between the user equipment and the first base station; and receiving a configuration message from the second base station in response to the request signal.

Abstract: In accordance with an example embodiment of the present invention, a method comprises allocating a control channel resource in a wireless relay transmission frame on a wireless relay link; generating a control signaling based on at least one of a resource allocation scheme, a status of the wireless relay link and a traffic condition of the wireless relay link; mapping the control signaling to the allocated control channel resource via at least one of a time-first mapping, a frequency-first mapping, and a multiplexing mapping; and transmitting the control signaling in the allocated control channel resource on the wireless relay link to at least one associated relay node.

Abstract: The present application relates to a user equipment, a base station and method for communication in non-terrestrial network. The base station broadcasts a system information which includes a parameter related with a non-terrestrial network. The user equipment receives the system information and determines whether the base station is a non-terrestrial base station based on the parameter. Further, for initializing handover procedure, the base station generates a timer and transmits a message of handover command with the timer to the user equipment. The user equipment receives the message and handovers from the base station to another base station when the timer expires.

Abstract: The present disclosure relates to methods and apparatuses. According to some embodiments of the disclosure, a method includes: receiving, at a first communication device from a second communication device, first registration information of a last serving cell, the first registration information at least including a first tracking area code and the identity of the second communication device; and determining whether to perform a registration procedure for the second communication device based on the first registration information.

Abstract: Embodiments of the present disclosure relate to methods and apparatuses for sidelink (SL) positioning. According to an embodiment of the present disclosure, a first user equipment (UE) can include: a processor configured to perform an SL positioning procedure with a second UE; a transmitter coupled to the processor and configured to transmit an abort message to abort the SL positioning procedure to the second UE; and a receiver coupled to the processor. The processor is further configured to abort the SL positioning procedure in response to transmitting the abort message.

Abstract: Embodiments of the present disclosure relate to methods and apparatuses for end-to-end flow control. According to an embodiment of the present disclosure, a method includes: determining whether congestion happens at an IAB node; and transmitting a message to a donor node in response to determining that the congestion happens at the IAB node, wherein the message comprises at least one of: (1) a first message indicating the congestion associated with a radio link control channel; or (2) a second message indicating the congestion associated with a parent node of the IAB node.

Abstract: Methods and apparatuses for support of UL SDT during MT SDT are disclosed. A method performed by a terminal device in a non Radio Resource Control (RRC)_CONNECTED state with a network device comprises receiving a paging for Mobile Terminating (MT) Small Data Transmission (SDT) from the network device; and determining whether to stop the MT SDT or not when uplink (UL) data expected to be transmitted by an Mobile Originating (MO) SDT arrives before the MT SDT completes.

Abstract: A method and a remote unit are disclosed. According to one embodiment, a method at remote unit, comprising: receiving packets from upper layer, mapping the packets to QoS flow, determining SLRB configuration corresponding to the QoS flow, establishing SLRB for the QoS flow with a peer remote unit based on the SLRB configuration, mapping the QoS flow to the SLRB, and transmitting the QoS flow with the SLRB to the peer remote unit.

Abstract: Methods and apparatuses for are data transmission in DL SDT disclosed. A network device comprises a processor, and a transceiver coupled to the processor, wherein the processor is configured to: determine whether radio link problem occurs during downlink (DL) small data transmission (SDT) to a terminal device that supports an Radio Resource Control (RRC) non-CONNECTED state; and transmit, via the transceiver, to another network device that has the context of the terminal device, an indication of occurrence of the radio link problem if the occurrence of the radio link problem is determined, or an indication of occurrence or non-occurrence of the radio link problem if a request for the indication is received, via the transceiver, from the other network device.

Abstract: An LED control circuit and an electronic device, and an electronic apparatus. The LED control circuit includes a power terminal, a grounding terminal, and a plurality of control signal outputs, and a level recognition circuit outputs a digital signal according to a voltage difference between a voltage at the power terminal and a voltage at the grounding terminal, a decoding circuit parses the digital signal to obtain control data of the LED control circuit, and output a plurality of control signals to a plurality of control signal outputs according to the control data. Thus, a reference circuit for providing the reference voltage is omitted, a circuit configuration is simplified and a hardware cost is reduced.

Abstract: Embodiments of the present disclosure relate to a method and apparatus for adding secondary node (SN) for an unmanned aerial vehicle (UAV). According to an embodiment of the present disclosure, a method can include: receiving location information of an UAV severed by a master node (MN); and transmitting an air beam preparation request for preparing an air beam for the UAV to a first set of candidate SNs with the location information of the UAV, wherein each of the first set of candidate SNs is connected to the MN via a network interface. Embodiments of the present disclosure can meet high QoS requirements in UAV use cases in NR.

Abstract: Embodiments of the present disclosure relate to methods and apparatuses of selecting a carrier for a sidelink multi-carrier operation in 3GPP (3rd Generation Partnership Project) 5G networks.

Abstract: Embodiments of the present application relate to a method and apparatus for packet duplication. According to an embodiment of the present application, a method may include: determining whether to enable or disable a packet duplication associated with one or more quality of service (QOS) flows mapped into sidelink radio bearers (SLRBs) based on a duplication determination rule; and in response to determining to enable a packet duplication, performing the packet duplication.

Abstract: Disclosed are methods and apparatuses for sidelink positioning. An embodiment of the subject application provides a user equipment (UE). The UE includes: a processor, and a wireless transceiver coupled to the processor, wherein the processor is configured to determine whether a maximum uplink (UL) transmission (TX) timing difference is exceeded during UL transmission; and via the wireless transceiver, stop or suspend UL transmission on a first link in response to the determination that the maximum UL TX timing difference is exceeded, wherein the UE supports maintenance of multiple time alignments (TAs) or multiple timing advance values or multiple timing adjustment amounts.