Abstract: Methods, systems, and devices for resource indication and selection schemes in wireless communication are described. In one aspect, a wireless communication method is provided to include: performing, by a first device, a first communication of a resource pre-occupation information (RPI) with a second device using a dedicated resource pre-occupied channel or control channel, and wherein when a pre-occupied resource is transmitted at a time ‘n,’ the first communication is performed i) before a time ‘n-X,’ wherein X is an integer not less than 0, or ii) during a time window ending before the time ‘n.

Abstract: A method, device, and computer program product for wireless communication are provided, the method including transmitting, by a first wireless communication terminal to a second wireless communication terminal, a physical sidelink feedback channel, PSFCH, via common resource blocks, RBs, wherein the common RBs are shared by one or more PSFCHs.

Abstract: An information transmission method and apparatus are provided. The method includes: in a case where first wireless transmission and second wireless transmission overlap in a time domain, performing the following processing: comparing a first priority value corresponding to the first wireless transmission with a second priority value corresponding to the second wireless transmission, and discarding the wireless transmission corresponding to a higher priority value; or, comparing the first priority value corresponding to the first wireless transmission with a parameter value A, in a case where the first priority value is greater than or equal to the parameter value A, discarding the first wireless transmission, otherwise, discarding the second wireless transmission.

Abstract: Provided are a channel access method and apparatus, and a storage medium. The channel access method includes that: a transmission resource corresponding to a sidelink (SL) signal to be sent is determined; and in a case where a sent SL signal satisfying a preset condition is detected at a previous occasion of the transmission resource, channel access is performed by using a first channel access type, where a sensing duration of a channel access procedure corresponding to the first channel access type is a fixed value.

Abstract: Provided are a time difference determination method, an electronic device, and a storage medium. The time difference determination method includes determining a time difference according to at least one of a first-type parameter or a second-type parameter. The first-type parameter include at least one of a timing advance NTA or a first timing advance offset NTA,offset. The second-type parameter include at least one of a timing parameter index Tdelta, a timing parameter reference Ndelta, or a timing parameter granularity Gstep.

Abstract: Provided are a feedback channel mapping method and device, equipment and a storage medium. The method includes: determining the number of feedback channel groups divided in a first configured frequency domain in a first slot; determining the number of data channels mapped to the first configured frequency domain in the first slot, where a time domain interval between the first slot and a second slot where the data channel is located is greater than or equal to a first configured value, the second slot is a forward slot of the first slot, and a frequency domain range where the data channel is located is a second configured frequency domain; and mapping a feedback channel corresponding to each data channel to the feedback channel group according to the number of the data channels and the number of the feedback channel groups.

Abstract: The present disclosure describes methods, apparatuses, and a storage medium for configuring a frame structure for sidelink communication between devices. The method includes configuring, by a first device, a frame for a sidelink communication in an unlicensed carrier, wherein: the frame comprises a physical sidelink channel assess channel (PSCACH) and a physical sidelink shared channel (PSSCH), the PSCACH locates at a starting position of the frame, and the PSCACH is configured to indicate share information of at least one access channel for the PSSCH; and sending, by the first device, the frame to a second device, wherein the second device is configured to determine, based on the share information indicated by the PSCACH, whether to share the at least one access channel for the sidelink communication.

Abstract: A channel access method applied to a first communication node includes that the feedback information of a second SL transmission corresponding to a first SL transmission and the SL cast type of the second SL transmission are acquired, where the second SL transmission is a transmission performed before the first SL transmission and within the channel occupation time acquired by using a first channel access type; that a contention window adjustment policy of the first SL transmission is determined according to the feedback information and the SL cast type; and that a contention window corresponding to the first SL transmission is adjusted according to the contention window adjustment policy to enable the first communication node to perform channel access according to the contention window.

Abstract: In a sidelink communication method, an SL transmission is sent, where the SL transmission corresponds to a candidate feedback occasion set which comprises multiple candidate feedback occasions in the time domain; first feedback information is received at the candidate feedback occasion set; and second feedback information is reported to a higher layer according to the first feedback information.

Abstract: Provided are an information sending method, a communication node, and a storage medium. The information sending method includes generating a parameter of a neural network; and sending first information, where the first information includes the parameter of the neural network.

Abstract: Provided are a feedback channel mapping method and device, equipment and a storage medium. The method includes: determining the number of feedback channel groups divided in a first configured frequency domain in a first slot; determining the number of data channels mapped to the first configured frequency domain in the first slot, where a time domain interval between the first slot and a second slot where the data channel is located is greater than or equal to a first configured value, the second slot is a forward slot of the first slot, and a frequency domain range where the data channel is located is a second configured frequency domain; and mapping a feedback channel corresponding to each data channel to the feedback channel group according to the number of the data channels and the number of the feedback channel groups.

Abstract: Provided are a signal sending method and device, a signal receiving method and device, an information feedback method and device, a communication node, and a medium. The method includes: acquiring configuration information of sidelink reference signal resources; and sending a channel state information reference signal on a sidelink data channel according to the configuration information, and indicating first indication information through sidelink control information.

Abstract: A feedback method, a communication node and a storage medium are provided. The feedback method includes: determining at least two feedback slots corresponding to a detect channel, and determining a feedback resource set contained in each of the at least two feedback slots; and sending feedback information for the detected channel through a target feedback resource in the feedback resource set in one or more of the at least two feedback slots.

Abstract: Provided are a resource indication method, a node and a storage medium. The resource indication method includes: receiving, by a first communication node, resource usage information, where the resource usage information includes resource position information of at least one transmission opportunity and a resource assignment order (RAO) or a set of to-be-used resources; and determining, by the first communication node, availability of a transmission opportunity according to the resource usage information.

Abstract: A bean determination method applied to a first communication node includes: receiving configuration information sent by a second communication node; and determining, according to the configuration information, a beam used by the first communication node, where the configuration information includes at least one of the following: first configuration information, second configuration information, or third configuration information.

Abstract: Provided are a time parameter determination method, a device, and a storage medium. The method includes receiving a time offset index configured by a second communication node and determining the time offset according to the time offset index.

Abstract: Provided are a method and device for determining a reference timing, a storage medium and an electronic device. The method comprises: a second node determining a reference timing of the second node by using at least one of the following modes: an open-loop mode, a closed-loop mode and an external synchronization source mode. By means of the present disclosure, the problem in the related art that there is no technical solution for setting a reference timing between each-hop links yet exists is solved.

Abstract: Presented are systems and methods for sidelink transmission or reception. A wireless communication device (e.g., UE) may determine prioritization of communications at the wireless communication device. The communications may include at least one sidelink communication. At least one of the communications can be communicated over a shared spectrum.

Abstract: Embodiments of a system, device and method for providing group-related information are disclosed. In some embodiments, a first wireless communication device sends, to one or more second communication devices via a sidelink communication, a message including first information and second information. In some embodiments, the first information is related to the first wireless communication device, and the second information is related to the one or more second wireless communication devices. In some embodiments, the first wireless communication device is configured to serve as a timing reference node of a group, while the one or more second wireless communication devices are each configured to serve as a non-timing reference node of the group.

Abstract: Provided are an information determination method, a device, and a storage medium. The method includes: resource transmission direction configuration information and beam indication information, wherein the beam indication information is used for indicating a beam used by the first communication node in at least one time unit; and determining a forwarding state of a resource according to the resource transmission direction configuration information and the beam indication information, wherein the forwarding state comprises at least one of downlink (DL) forwarding, uplink (UL) forwarding, or no forwarding.