Abstract: Embodiments provide a transceiver for a wireless communication system, wherein the transceiver is configured to communicate with at least one other transceiver of the wireless communication system using sidelink resource pools [e.g., mode 3 resource pool, mode 4 resource pool, shared resource pool, unshared resource pool or exceptional resource pool] of the wireless communication system, wherein the transceiver is configured to transmit a data packet on one of the sidelink resource pools of the wireless communication system to the other transceiver of the wireless communication system, wherein the transceiver is configured to, if a PPPR value associated with the data packet or with data contained in the data packet indicates a high reliability [of the data packet], to re-transmit the data packet at least on once on another sidelink resource pool of the sidelink resource pools of the wireless communication system.

Abstract: A mobile device being a member of a communication group and configured to communicate with one or more other members of the communication group and to exchange control information with the one or more other members, wherein the mobile device is configured to create an identification information and to transmit the identification information on a physical layer of the control information, wherein the identification information assigns the communication group.

Abstract: Embodiments provide a user equipment configured to communicate with a base station via a satellite, wherein the user equipment is configured to receive, from the base station via the satellite or from another user equipment via a sidelink, a control information, the control information signaling at least one parameter for parameterizing a non-linear function, the parameterized non-linear function describing a course of a round trip time or delay time between the satellite and one out of the base station or satellite gateway, the satellite and a geographical reference point, a first reference point and a second reference point, the first reference point having a fixed relation to the satellite and the second reference point having a fixed relation to one out of the base station, satellite gateway or user equipment, in dependence on a location of the satellite.

Abstract: Communication system comprising first user equipment(s) and second user equipment(s), wherein one or multiple user equipment(s) out of the first and second user equipment(s) are determined to be the first user equipment(s) based on pre-configured conditions or criteria or measurements or explicit request which are defined as follows: wherein a geographical area and/or position and/or proximity of the first user equipment(s) are considered/used as a parameter to determine the one or more first user equipment(s); and/or wherein a type of first or second user equipment(s) are considered/used as a parameter to determine the first user equipment(s); and/or wherein a measured parameter is considered/used to determine the first user equipment(s); and/or wherein another parameter, e.g., an entity of first or second user equipment, is considered/used to determine the first user equipment.

Abstract: Embodiments provide a user equipment, UE, of a wireless communication system [e.g., new radio, NR/5G], wherein the user equipment, UE, is configured to operate in a sidelink in-coverage, out of coverage or partial coverage scenario [e.g., NR sidelink mode 1 or mode 2]], wherein the user equipment, UE, is configured to receive, in the sidelink scenario [e.g., from another UE of the wireless communication system], sidelink transmissions using a discontinuous reception, DRX, mode of operation [e.g., in on-periods of the DRX mode of operation], wherein the user equipment, UE, is configured to adjust, modify or stop an inactivity timer of the discontinuous reception, DRX, mode of operation in dependence on an operating parameter of the user equipment, UE, [e.g., describing an operating condition of the transceiver and/or operating scenario of the transceiver].

Abstract: A mobile device being a member of a communication group and configured to communicate with one or more other members of the communication group and to exchange control information with the one or more other members, wherein the mobile device is configured to create an identification information and to transmit the identification information on a physical layer of the control information, wherein the identification information assigns the communication group.

Abstract: A user device, UE, for a wireless communication network is described. The wireless communication network including a plurality of user devices, UEs. The UE communicates with one or more further user devices, UEs, of the wireless communication network over a sidelink. Responsive to a trigger for a transmission, the UE performs a sensing process for determining resources to be used for the transmission. The sensing process includes a plurality of radio resource selection processes. The UE selects from the plurality of radio resource selection processes the radio resource selection process to be applied dependent on one or more of the following: a traffic density, a traffic density of different types of traffic, a user density within a predefined area around the UE.

Abstract: Disclosed is a first user equipment of a wireless communication system, wherein the first user equipment is configured to operate in a sidelink scenario, in which resources for a sidelink communication over a sidelink channel are allocated or scheduled autonomously by the first user equipment, wherein the first user equipment is configured to receive a channel busy ratio report from a second user equipment of the wireless communication system, the channel busy ratio report describing a channel busy ratio, CBR, of the sidelink channel.

Abstract: Embodiments provide a transceiver of a wireless communication system, wherein the transceiver is configured to operate in a sidelink in-coverage, out of coverage or partial coverage scenario, in which resources for a sidelink communication are allocated or scheduled autonomously by the transceiver, wherein the transceiver is configured to perform, for the sidelink communication, a random selection of resources out of a resource pool based on a traffic density and/or user density on the resource pool, and/or a type of traffic on the resource pool, and/or a quality of service.

Abstract: Embodiments provide a method for sharing unused resources between at least two transceivers of a wireless communication system, at least a second transceiver of the at least two transceivers operating in a sidelink in-coverage, out of coverage or partial coverage scenario, in which resources for a sidelink communication over a sidelink are pre-configured by the wireless communication system or scheduled autonomously by the second transceiver, the method having: reporting, by a first transceiver of the at least two transceivers, a set of unused resources of the first transceiver to the second transceiver, determining, by the second transceiver, a set of candidate resources out of the resources of the sidelink, the set of candidate resources comprising at least a part of the unused resources of the first transceiver, performing, by the second transceiver, a sidelink transmission using selected resources selected out of the set of candidate resources.

Abstract: A transceiver of a wireless communication system is configured to operate in a sidelink in-coverage, out of coverage or partial coverage scenario, in which resources for a sidelink communication are pre-configured by the wireless communication system or allocated or scheduled autonomously by the transceiver, configured to perform a single-shot-sensing on resources of the sidelink prior to a sidelink transmission to transceiver(s) of the wireless communication system, to obtain a sensing information, configured to determine, for said sidelink transmission, a set of candidate resources out of the resources of the sidelink based on the sensing information, configured to select resources out of candidate resources and to perform said sidelink transmission using the selected resources, wherein the resources of the sidelink are accessed in the time domain on a slot basis, configured to select the resources out of candidate resources for said sidelink transmission and to be ready to perform said sidelink transmissio

Abstract: Embodiments provide a transceiver of a wireless communication system, wherein the transceiver is configured to operate in a sidelink in-coverage, out of coverage or partial coverage scenario, in which resources for a communication over the sidelink are (pre-)configured by the wireless communication system or allocated or scheduled autonomously by the transceiver, wherein the transceiver is configured to receive over the sidelink a reception mode configuration signal from another transceiver of the wireless communication system, wherein the transceiver is configured to change a reception mode responsive to the reception of the reception mode configuration signal.

Abstract: Embodiments provide a transceiver of a wireless communication system, wherein the transceiver is configured to operate in a sidelink in-coverage, out of coverage or partial coverage scenario, in which resources for a sidelink communication over a sidelink are preconfigured by the wireless communication system or allocated or scheduled autonomously by the transceiver, wherein the transceiver is configured to receive, in the sidelink in-coverage, out of coverage or partial coverage scenario, sidelink signals using a discontinuous reception, DRX, mode of operation, wherein at least one parameter of the discontinuous reception, DRX, mode of operation depends on at least one operating parameter of the transceiver.

Abstract: Embodiments provide a transceiver of a wireless communication system, wherein the transceiver is configured to operate in a sidelink in-coverage, out of coverage or partial coverage scenario, wherein the transceiver is configured to relay, in response to a reception of a sidelink relaying request and if one or more relaying criterions are fulfilled or pre-configured, signals in at least one direction between a remote transceiver and another transceiver of the wireless communication system.

Abstract: In a transceiver of a wireless communication system, the transceiver is configured to operate in a sidelink in-coverage, out of coverage or partial coverage scenario, in which resources for a sidelink communication are (pre-)configured by the wireless communication system or allocated or scheduled autonomously by the transceiver, wherein the transceiver is configured to receive a sidelink discovery signal from another transceiver of the wireless communication system, wherein the transceiver is configured or capable to act as a relay for the other transceiver, if a discovery or sidelink criterion is fulfilled, signals in at least one direction between the other transceiver and a further transceiver of the wireless communication system.

Abstract: A Transceiver [e.g., VRU-UE, P-UE, V-UE] of a wireless communication network is configured to communicate in a sidelink communication [e.g. NR V2X Mode2]. The transceiver is configured to select, for said sidelink communication, candidate resources [e.g. a set of candidate resources or candidate resource elements] out of resources of the sidelink communication [e.g., sub-channels, a resource pool or a bandwidth part] by use of a radio resource selection strategy [e.g. random selection without sensing; partial sensing based resource selection, where partial sensing is performed after resource selection is triggered, predictive resource selection; preemption limited to required resources]; and to adapt radio resource selection strategy dependent at least one parameter out of: battery level and/or battery type of the transceiver; QoS or priority of the packet to be transmitted; Load constraints [e.g. network load (e.g. congestion), resource pool(s); usage, channel load (e.g. CBR)]; Bandwidth part.

Abstract: Embodiments provide a transceiver of a wireless communication network, wherein the transceiver is configured to operate in a sidelink in-coverage, out of coverage or partial coverage scenario, in which the transceiver is configured or preconfigured to allocate or schedule resources for a sidelink communication over a sidelink autonomously or network controlled, wherein the transceiver is configured to determine, for said sidelink communication, a set of candidate resources out of resources of the sidelink by means of partial sensing said resources of the sidelink prior to a sidelink transmission to another transceiver of the wireless communication network, wherein the transceiver is configured to perform said sidelink transmission using selected resources selected out of the set of candidate resources, wherein at least one parameter of the partial sensing depends on at least one out of a state of the transceiver, a state of the wireless communication network, parameters of the sidelink or the sidelink comm

Abstract: Embodiments provide a method for sharing sensing information between at least two transceivers of a wireless communication system, the at least two transceivers operating in a sidelink in-coverage, out of coverage or partial coverage scenario, in which resources for a sidelink communication over a sidelink are pre-configured by the wireless communication system or allocated or scheduled autonomously by the at least two transceivers, the method including: performing, with the first transceiver, a continuous or partial sensing of a first set of resources of the sidelink, in order to obtain a first sensing information, the first sensing information describing an occupancy of at least a proper subset of the first set of resources of the sidelink; performing a first sidelink transmission from the first transceiver to a second transceiver of the at least two transceivers, wherein the first sidelink transmission includes the first sensing information.

Abstract: Embodiments provide a user equipment for a wireless communication system. The user equipment is configured to communicate with at least one other user equipment of the wireless communication system using a sidelink resource pool of the wireless communication system. Further, the user equipment is configured to transmit, responsive to an external emergency situation, an emergency notification signal on a resource of the wireless communication system. Thereby, the user equipment is configured to transmit the emergency notification signal with a transmit power that is greater than a regular transmit power used by the user equipment for transmitting regular signals.

Abstract: A user device, UE, for a wireless communication system, is connected to one or more further UEs in the wireless communication system for a sidelink communication with the one or more further UEs. The sidelink communication include one or more sidelink control messages, e.g., a Sidelink Control Information, SCI, to be transmitted on sidelink resources. The UE identifies a sidelink control message for the UE by blind decoding, and decodes the sidelink control message for the UE to derive control information embedded the sidelink control message. The UE is pre-configured or configured by a network or a base-station with a sidelink, SL, search space, e.g., a SL-CORESET or SL control channel occasions, in the sidelink resources. The sidelink search space includes one or more search occasions where the UE is to perform the blind decoding on the sidelink resources.