Abstract: A system and method for D2D discovery is provided. In an embodiment the method includes sending, by a base station, first parameters to a first User Equipment (UE) indicating a set of discovery resources in a discovery cycle, wherein the discovery cycle comprises a plurality of subframes; and sending, by the base station, second parameters to the first UE indicating a first probability for transmitting a first discovery signal to a second UE on a subframe of the plurality of subframes so that the first UE is capable of transmitting the first discovery signal to a second UE in the discovery cycle according to the first parameters when a random number between 0 and 1, selected by the first UE, is equal or larger than the first probability.

Abstract: Example methods and apparatus for reducing power consumption of user equipment (UE) are described. One example method includes receiving an indication by the UE for determining physical downlink control channel (PDCCH) candidate ordering for a plurality of PDCCH candidates in a PDCCH search space. The UE determines a first PDCCH candidate from among the plurality of PDCCH candidates based on the indication. In response to determining that downlink control information (DCI) for the UE is not found in the first PDCCH candidate, the UE determines a second PDCCH candidate from among the plurality of PDCCH candidates based on the indication. In response to determining that the DCI for the UE is found in the second PDCCH candidate, the UE processes the DCI.

Abstract: A method for operating a first communicating device includes sensing an availability of transmission resources; determining a first candidate sidelink resource set in accordance with the availability of transmission resources; and transmitting, to a second communicating device, a sidelink control information (SCI) message comprising a priority indicator indicating a priority associated with the first candidate sidelink resource set and time resource assignments of the first candidate sidelink resource set, the time resource assignments comprising resources reserved by the first communicating device for updating a second candidate sidelink resource set of the second communicating device.

Abstract: According to an embodiment of the present disclosure, a system and a method may include receiving, by a first user equipment (UE), configuration information for physical sidelink feedback channel (PSFCH) resources; performing, by the first UE in response to the receiving, a first listen-before-talk (LBT) sensing for a first PSFCH resource of the PSFCH resources; and determining that the first LBT sensing failed and in response, transmitting a signal over a second PSFCH resource of the PSFCH resources.

Abstract: Methods and systems are provided in which a channel occupancy time (COT)-sharing indicator is received, at a first user equipment (UE), from a second UE. The first UE determines whether the first UE is able to use a time-frequency resource within a frequency range indicated by the COT-sharing indicator received from the second UE. In case that the first UE is able to use a time-frequency resource within the frequency range, data is transmitted with COT-sharing between the first UE and the second UE. In case that the first UE is unable to use a time-frequency resource within the frequency range, the data is transmitted without COT-sharing in a first resource selected by the first UE.

Abstract: A system and a method are disclosed for providing enhancements to Semi-Persistent Scheduling (SPS) to match traffic, while also providing power savings, resource utilization and HARQ enhancements related to traffic and SPS configurations. A SPS configuration may include one or more occasions in a Physical Downlink Shared Channel (PDSCH) of a wireless network for traffic for a wireless device. In response to the SPS configuration, the wireless device receives the traffic in the scheduled occasions. The SPS configuration may include one or more occasions in at least one time slot in a SPS period. At least one occasion may align with a target periodicity of the traffic. The SPS configuration may include different configuration states, and a Downlink Control Information (DCI) message may be used to indicate to a wireless device which SPS configuration state to use to receive the traffic.

Abstract: A system and method for providing early indications. In some embodiments, the method, includes: indicating, by a User Equipment (UE), as part of an initial access uplink transmission, a characteristic of the UE, the characteristic including at least one of the following: the UE is a reduced-capability UE and has a Msg3 repetition capability, the UE is a reduced-capability UE and lacks a Msg3 repetition capability, the UE is not a reduced-capability UE and has a Msg3 repetition capability, and the UE is not a reduced-capability UE and lacks a Msg3 repetition capability.

Abstract: A method for operating a relay node during a handoff from a first controller to a second controller includes receiving a first instruction from the first controller to discontinue using a first set of wireless backhaul link resources allocated to the relay node by the first controller and to temporarily use a second set of wireless backhaul link resources dedicated by the second controller. The method also includes receiving a second instruction from the second controller to discontinue using the second set of wireless backhaul link resources and to begin using a third set of wireless backhaul link resources allocated to the relay node by the second controller.

Abstract: A method includes receiving a first indicator indicating distance based HARQ feedback operation with negative acknowledgement only and a first sidelink message grant; and determining that location information associated with a first communication device is unavailable, and based thereon, transmitting a second indicator indicating that location information is unavailable.

Abstract: A system and methods are disclosed for reducing Rx/Tx timing errors in a wireless network for latency of positioning measurements. Additionally, a system and methods are disclosed for increasing positioning accuracy by mitigating NLOS errors and/or by performing two-stage beam sweeping for DL-AoD. Further, a system and methods are disclosed for performing M-sample positioning measurements to improve latency reporting in connection with positioning reporting.

Abstract: A system and methods are disclosed for reducing Rx/Tx timing errors in a wireless network for latency of positioning measurements. Additionally, a system and methods are disclosed for increasing positioning accuracy by mitigating NLOS errors and/or by performing two-stage beam sweeping for DL-AoD. Further, a system and methods are disclosed for performing M-sample positioning measurements to improve latency reporting in connection with positioning reporting.

Abstract: A method of performing a timing advance adjustment between a user equipment (UE) and a non-terrestrial network (NTN) includes receiving and decoding a medium access control (MAC) control element (CE) including closed loop information; receiving and decoding system information including open loop information; determining a timing advance value based on either the closed loop information or the open loop information; and controlling timing of an uplink transmission signal, transmitted from the UE, based on the timing advance value.

Abstract: A method and system for including a base station that configures a first user equipment (UE) that is in a radio resource control connected state with the base station. The UE is configured to be a synchronization source and transmit a first device-to-device synchronization signal (D2DSS) by using a synchronization resource that comprises a time resource, a frequency resource or a time and frequency resource. The base station instructs the first UE to transmit the first D2DSS using the synchronization resource. The base station signals the UE to configure the UE separately from the signal to transmit the D2DSS, and both of the signals are performed with radio resource control signaling from the base station to the UE.

Abstract: A system and method for managing downlink data transmissions with HARQ feedback disabled. In some embodiments, the method includes: receiving, by a User Equipment (UE), a downlink data transmission with Hybrid Automatic Repeat reQuest (HARQ) feedback disabled; and multiplexing, by the UE, a plurality of HARQ-acknowledgment (HARQ-ACK) information bits to form a HARQ-ACK codebook, wherein the multiplexing of the HARQ-ACK information bits does not include multiplexing a HARQ-ACK information bit for the downlink data transmission in the HARQ-ACK codebook.

Abstract: A method may include generating a receive timing error group (Rx TEG) based on a time delay of a receive (Rx) signal, wherein the time delay is a time measured from an arrival of the Rx signal at a Rx antenna to a time of the Rx signal being digitized and time-stamped at a baseband processor of a user equipment (UE), determining a timing error group (TEG) index corresponding to the generated Rx TEG, determining a positioning measurement associated with the Rx antenna used to generate the Rx TEG, and reporting the positioning measurement associated with the Rx TEG index.

Abstract: Example sidelink communication methods and apparatus are described. One example method includes determining resources for potential transmission from a resource pool on a sidelink by a terminal device. The terminal device transmits a resource indication message on the sidelink, where the resource indication message includes a configuration of the resources that are determined for potential transmission. The configuration of the resources indicates a subset of the resources that are usable by first type of user equipments (UEs) and a subset of the resources that are usable by second type of UEs. The resource indication message is sent in a sidelink control information (SCI) message. The terminal device receives an indication of selected resources from at least one second type of UE, and transmits the indication of selected resources to at least another UE.

Abstract: A method includes performing sensing to determine resources for a sidelink transmission between a first device and a second device; obtaining channel information associated with a first subset of the resources; generating resource selection probabilities for a second subset of the resources, the resource selection probabilities being generated in accordance with the channel information and sensing information derived from the sensing; selecting a resource from the resources in accordance with the resource selection probabilities, the resource being used for the sidelink transmission; and transmitting, to the second device, the sidelink transmission over the selected resource.

Abstract: A method and system for including a base station that configures a first user equipment (UE) that is in a radio resource control connected state with the base station. The UE is configured to be a synchronization source and transmit a first device-to-device synchronization signal (D2DSS) by using a synchronization resource that comprises a time resource, a frequency resource or a time and frequency resource. The base station instructs the first UE to transmit the first D2DSS using the synchronization resource. The base station signals the UE to configure the UE separately from the signal to transmit the D2DSS, and both of the signals are performed with radio resource control signaling from the base station to the UE.

Abstract: A method for providing user equipment access to millimeter wave stations through a microwave station includes receiving an indication of millimeter wave stations operating within a microwave coverage area of a microwave station. In a microwave band, information associated with the millimeter wave stations is broadcasted to user equipment in the microwave coverage area. A request is sent to the millimeter wave stations to transmit configuration signals over a microwave band. An instruction is transmitted over the microwave band to the user equipment to perform proximity measurements of the configuration signals. According to the proximity measurements, a request is sent to a particular millimeter wave station to transmit beamforming signals over a millimeter wave band. An instruction is transmitted over the microwave band to the user equipment to perform beamforming measurements of the beamforming signals. According to the beamforming measurements, the user equipment is switched to millimeter wave operation.

Abstract: A method for random access in a communication network may include detecting a first candidate beam at a UE, detecting a second candidate beam at the UE, transmitting, from the UE, one or more first messages of a random access procedure, and indicating, by the one or more first messages, the first candidate beam and the second candidate beam. Another method for random access in a communication network may include detecting a first candidate beam at a UE, detecting a second candidate beam at the UE, receiving, at the UE, traffic information for the first candidate beam and the second candidate beam, selecting the first candidate beam based on the traffic information, and transmitting, based on the selecting, a first message of a random access procedure using the first candidate beam. The traffic information comprises load information.