Abstract: The present disclosure provides a method and device for determining an uplink-downlink switching point. The method is used in a base station. The method includes: setting configuration information for determining an uplink-downlink switching point; and sending the configuration information to the terminal, so that the terminal determines the uplink-downlink switching point according to the configuration information. Therefore, the present disclosure can prevent the terminal from performing invalid detection on an unlicensed carrier, and can also improve the speed and accuracy of determining the uplink-downlink switching point by the terminal.

Abstract: Methods and devices for grant-free uplink transmission in unlicensed spectrum are provided. A base station (BS) transmits grant-free resource configuration information to one or more electronic devices (EDs). The grant-free resource configuration information is used to configure the ED for GF uplink transmission in unlicensed spectrum. The GF resource configuration information includes GF ED group-specific resource configuration information indicating GF ED group-specific time-frequency (T/F) resources of the unlicensed spectrum for GF uplink transmission. The ED(s) transmit grant-free uplink transmissions over the unlicensed spectrum in accordance with the GF resource configuration information.

Abstract: Various communication systems may benefit from improved signaling. For example, it may be helpful to improve the management of the uplink timing alignment where multiple numerologies are used. A method may include receiving at a user equipment an indication from a network node. The timing adjustment granularity may be determined implicitly based on one or more multiple numerology assigned to a timing advance group. The method may also include applying at the user equipment the indicated timing adjustment granularity associated with one of the multiple numerologies.

Abstract: Methods, systems, and devices for wireless communications are described. A wireless device (e.g., a user equipment and/or base station) may operate in a first mode in a wireless network over a radio frequency spectrum band. The wireless device may receive a signal indicating that a value of the radio frequency spectrum band has satisfied a threshold value. The wireless device may switch, based at least in part on the signal indicating that the value has satisfied the threshold value, from the first mode to a second mode for wireless communications in the wireless network, wherein a first length of a first synchronization signal block associated with the first mode is shorter than a second length of a second synchronization signal block associated with the second mode.

Abstract: Aspects described herein relate to power control for uplink beam sweep. In one aspect, a network entity may determine a beam sweep pattern including one or more beams for a user equipment (UE), the beam sweep pattern associated with transmission on at least one of a physical uplink shared channel (PUSCH) or a physical uplink control channel (PUCCH). The network entity may also transmit an indication including the one or more beams for the beam sweep pattern to the UE. In another aspect, a UE may receive an indication including a beam sweep pattern including one or more beams for transmission on at least one of a PUSCH or a PUCCH. The UE may perform beam sweep using one or more beams on at least one of the PUSCH or the PUCCH based on the beam sweep pattern.

Abstract: One example method includes receiving, by a first node, a first message from a second node, wherein the first message is used to page a third node, instruct the third node to access a network, instruct the first node to provide a relay serving for the third node, instruct to set the third node to a low configuration mode, instruct to set the third node to a high configuration mode, or instruct to update system information. The first node can send a second message to a third node, where the second message is used to instruct the third node to access a network, instruct the third node to perform communication with a second node by using the first node, instruct to set the third node to a low configuration mode, instruct to set the third node to a high configuration mode, or instruct the third node to update system information.

Abstract: Methods, systems, and devices for wireless communications are described for identifying a file having a set of packets that are configured to be processed together. The base station may determine a segmentation scheme for the file based on a size of the file and identify a batch of assignments for communicating the file via a batch of transmissions based on the segmentation scheme. The base station may communicate the file via the batch of transmissions with a user equipment (UE) during the batch of assignments. Additional techniques are described herein for a UE to identify that the UE is storing a file in a buffer at the UE. The UE may transmit an indication to the base station that the buffer includes the file. In some cases, the UE may indicate a size of the file.

Abstract: Techniques are provided to communicate the serving Radio Access Network (RAN) element information to the packet core network to enable operators to provide differential treatment for fifth generation (5G) subscribers. The techniques presented herein fill these gaps and help drive faster adoption of Dual Connectivity New Radio (DCNR) subscribers by service operator to offer customized policy and quota management to address different business requirements in the 5G Non-Stand Alone (NSA) architecture.

Abstract: A method and apparatus is provided for determining physical uplink channel power control parameter values for use after a beam failure recovery. A physical random access channel with a spatial domain transmission filter associated with a selected downlink reference signal from a set of downlink reference signals configured for a link recovery is transmitted. A determination is made as to whether the selected downlink reference signal is configured for at least one of a set of uplink spatial relation configurations as a reference signal for an uplink spatial relation setting for a physical uplink channel transmission. A power control parameter value for the physical uplink channel transmission is determined. The physical uplink channel is transmitted with the spatial domain transmission filter associated with the selected downlink reference signal and the determined physical uplink channel power control parameter value.

Abstract: Some implementations of the disclosure relate to dynamic switching of a satellite inroute data path between a Time Division Multiple Access (TDMA) method and a Time Division Multiplexing (TDM) method. In one implementation, a method comprises: communicating, using a satellite terminal, over an inroute TDMA channel; determining, at the satellite terminal, based at least on an aggregate ingress traffic rate to the satellite terminal, to switch communications from the inroute TDMA channel to an inroute TDM channel; and after determining to switch communications, sending, from the satellite terminal to a Gateway Earth Station, a request to be allocated an inroute TDM channel.

Abstract: The present disclosure provides in some embodiments a transmission mode determination method and a transmission mode determination device. The transmission mode determination method includes transmitting change information to a network side device, and the change information is used to indicate a desired transmission mode of a UE.

Abstract: The present technology relates to a communication apparatus and a communication system achieving efficient utilization of a transfer path of a wireless LAN. A communication apparatus according to an aspect of the present technology transmits a first trigger frame containing a transmission parameter used for data transmission to a plurality of apparatuses belonging to a wireless LAN, and receives data multiplexed and transmitted from the plurality of apparatuses having received the first trigger frame in accordance with the transmission parameter. In addition, the communication apparatus receives a second trigger frame transmitted from a predetermined apparatus of the plurality of apparatuses, and transmits multiplexed data to the predetermined apparatus in accordance with a transmission parameter contained in the received second trigger frame. The present technology is applicable to a communication apparatus in a wireless LAN.

Abstract: The present invention relates to the technical field of computer networking, in particular to an ID/location hybrid forwarding method based on source routing, including a message format based on an extension header of a MobilityFirst protocol, a source routing forwarding mechanism based on ID identifiers and a source routing forwarding mechanism based on location identifiers.

Abstract: A method allocating resources in a mobile telecommunications system including a base station, one or more terminals, and one or more infrastructure nodes configured to communicate via a wireless interface allocated for successive time periods. The method includes: obtaining measurements that relate to a link between a first of the terminals and one of the infrastructure nodes; identifying communications between the first terminal and the one infrastructure node as delay-sensitive communications; identifying, based on the obtained measurements and identification of the communications between the first terminal and the one infrastructure nodes as delay-sensitive communications, resources to allocate for the first terminal to communicate with one or more of the infrastructure nodes, selected from two or more of the time periods; and allocating the identified resources for the first terminal to communicate with the one or more of the infrastructure nodes during the two or more time periods.

Abstract: The present disclosure relates to an information sending method and a device. In examples of the present disclosure, a terminal may send feedback information for a downlink subframe to a network device in a first feedback manner, that is, a first codebook of the feedback information is determined according to an instantly scheduled downlink subframe set.

Abstract: Provided is an apparatus and method for wideband short-range wireless communication using a directional antenna in a millimeter wave band, and the method for wideband short-range wireless communication according to an embodiment may determine a first time interval and a second time interval for a cooperated data frame transfer based on a packet transmission time at each transmission from a source node to a destination node, transmit a frame to a relay node through an antenna pattern directed towards the relay node at a start point of the first time interval, and transmit the frame to the destination node through an antenna pattern directed towards the destination node after a predetermined period of time from a start point of the second time interval.

Abstract: This application provides a communication method and a communications apparatus. The communication method includes: determining, by a transmit end device, a first moment, where the first moment is a moment when a receive end device needs to deliver first data to an upper layer of a communications protocol layer of the receive end device; and sending, by the transmit end device, first indication information and the first data, where the first information is used to instruct the receive end device to deliver the first data to the upper layer of the communications protocol layer of the receive end device at the first moment. The receive end device can be supported in determining the first moment based on the first indication information and delivering the first data to the upper layer of the communications protocol layer at the first moment.

Abstract: Methods, systems, and devices for wireless communications are described for a handover procedure that allows a user equipment (UE) to keep both the source and the target base station until after handover is complete while using a single packet data convergence protocol (PDCP). In the procedure, a source base station may decide to configure bearers as split bearers during handover. Then, the source base station may transmit a handover request to the target base station, and the radio bearer configuration is added to the handover preparation and response messages. The target base station may transmit the decision on the proposed configuration in a handover response message to the source base station. The source base station may transmit a handover command to the UE with the radio bearer configuration, and the UE may configure its bearers and will maintain the split bearer configuration until the UE receives a new bearer configuration.

Abstract: Disclosed herein are systems and methods for detection of a path break in a communication network by one network appliance of a plurality of network appliance. A communication path that is transitioning from active to idle state can be quickly determined by evaluating network data traffic within a predetermined time interval after the end of a data transmission. By strategically utilizing health probes at only a set predetermined time interval after a data transmission, a path break condition can be quickly determined without significant use of network bandwidth. Further, the path break condition can be determined unilaterally by one network appliance.

Abstract: Coordinated P-GW change for SIPTO may be provided. A WTRU may send and/or receive one or more flows via a first PDN connection and via a first P-GW. The WTRU may send an indication to the network that at least one flow of the first PDN connection is available for SIPTO. The indication may include one or more SIPTO preferences. The WTRU may receive a message from a MME. The message may trigger establishment of a second PDN connection via a second P-GW. The WTRU may move, while maintaining the first PDN connection, the at least one flow from the first PDN connection to the second PDN connection. The WTRU may deactivate the first PDN connection when the one or more flows have been moved to the second PDN connection and/or when no information has been received via the first PDN connection after a predetermined duration.