A communications device comprises transceiver circuitry configured to transmit signals to and receive signals from a wireless communications network via a wireless access interface of the wireless communications network, and controller circuitry configured in combination with the transceiver circuitry to determine uplink communications resources of the wireless access interface to be used for the transmission of data by the communications device, to receive a plurality of uplink cancellation indicators that each indicate that at least a portion of the uplink communications resources is allocated for the transmission of signals by another communications device and is located within communications resources of one of a plurality of reference regions, and to determine, in accordance with dimensions of a first reference region and dimensions of a second reference region, that at least a portion of the uplink communications resources is allocated for the transmission of signals by another communications device.

According to an embodiment of the present disclosure, provided is a method for transmitting a SL CSI-RS to a second device by a first device. The method comprises the steps of: mapping a first SL CSI-RS for a first PSSCH to a first resource area; and transmitting the first SL CSI-RS to the second device in the first resource area, wherein the first resource area is based on a slot format, or a time domain allocated for transmission of the first PSSCH.

A method and a remote unit are disclosed. According to one embodiment, a method at a remote unit, comprises: receiving resource pool usage restriction(s) from a base unit, determining whether parameter(s) associated with a service to be transmitted fulfils the resource pool usage restriction(s), selecting a resource pool corresponding to the resource pool usage restriction if the parameter(s) associated with the service fulfills the resource pool usage restriction, and transmitting data for the service on the selected resource pool.

Disclosed are a method and device for a terminal to perform a beam management operation in a wireless communication system supporting sidelink according to various embodiments. Disclosed are a method and a device for same, the method comprising the steps of: acquiring, from a second terminal, a measurement value indicating the quality of a beam pair in which a sidelink signal is transmitted and received; and determining whether to perform a beam management operation for the beam pair on the basis of one or more thresholds and the measurement value, wherein each of the one or more thresholds may be set on the basis of at least one among mobility information about the first terminal, the relative speed of the first terminal with respect to the second terminal, the congestion level of a channel, and service characteristics related to the sidelink signal.

A method performed by a user equipment (UE) configured with an uplink and a sidelink. The method includes determining that a first set of data is to be transmitted in the uplink, assigning a priority value to the first set of data, determining that a second set of data is to be transmitted in the sidelink, assigning a priority value to the second set of data, determining that the first and second set of data are to be transmitted using a same resource at a same time, selecting one of the first set of data or the second set of data to be transmitted first based on at least the first priority value and the second priority value and when the first set of data that is to be transmitted in the uplink is selected, transmitting the first set of data prior to transmitting the second set of data.

A terminal according to an aspect of the present disclosure includes: a receiving section that receives at least part of DL transmission transmitted from a network, via a relay apparatus; and a control section that controls reception of the DL transmission, based on at least one of information related to the relay apparatus transmitted from the network and reception qualities of a plurality of periods. According to an aspect of the present disclosure, it is possible to appropriately control a terminal and a network even in a case of using a relay apparatus.

A signal sending method and a related apparatus are disclosed. In the signal sending method, an access network device obtains a channel information sample, determines M′ frequency domain units in M frequency domain units in an (x+T).sup.th time unit based on the channel information sample, and sends one or more measurement pilots to a terminal in the M′ frequency domain units. The one or more measurement pilots are used to measure CSI, and the channel information sample includes channel information in an x.sup.th time unit to an (x+T−1).sup.th time unit, where M′<M. In the method, the access network device may determine the M′ frequency domain units in the M frequency domain units in the (x+T).sup.th time unit to send the one or more measurement pilots, to implement frequency-domain dimension reduction of the one or more measurement pilots.

A network device sends at least one piece of DCI on a PDCCH monitoring occasion of a first PO, where all or a part of the at least one piece of DCI includes first indication information, each piece of first indication information indicates that at least one CSI-RS is available, the CSI-RS corresponds to an SSB, and the SSB corresponds to a PDCCH monitoring occasion for sending the DCI including the first indication information. The network device sends the CSI-RS indicated by the first indication information as available.

This disclosure relates to techniques for coordinated channel state information reporting in a wireless communication system. A wireless device may establish a wireless link with a cellular base station. The wireless device may determine to coordinate channel state information reporting with another wireless device. Information may be exchanged with the other wireless device via a sidelink wireless link. The wireless device may provide channel state information to the cellular base station. The channel state information may be determined based at least in part on the information exchanged with the other wireless device via the sidelink wireless link.

Provided is a wireless communication system in which, based on a random access scheme, a transmission opportunity (TXOP) acquired by a wireless access point is granted to a wireless station when performing uplink data transmission from the wireless station to the wireless access point and the TXOP acquired by the wireless station is granted to the wireless access point when performing downlink data transmission from the wireless access point to the wireless station, the system includes a scheduling unit for TXOP granting determining one or more wireless stations having a quality of an uplink data transmission lower than a prescribed value as TXOP responders to which the wireless access point grants the TXOP, and determining one or more wireless stations having a quality of a downlink data transmission lower than the prescribed value as TXOP holders which grant the TXOP to the wireless access point.