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 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 according to the first aspect of the invention comprise a data communication apparatus, e.g. a gNB or a base station, for transmitting unicast data to one or more other data communication apparatuses, e.g. to one or more UEs, and for transmitting shared data, e.g. multicast data or broadcast data, to a plurality of other data communication apparatuses, e.g. to a plurality of UEs, e.g. within a frame comprising a two-dimensional grid of transmission resource element positions. Furthermore, the data communication apparatus is configured to transmit unicast data and shared data using a common transmission resource element, e.g. OFDM (Orthogonal Frequency-Division Multiplexing) subcarrier or e.g. OFDM symbol, time-frequency grid, e.g. using a common subcarrier spacing and/or using a common slot length and/or using a common OFDM symbol length.

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 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: A communication terminal is described comprising a two SIMs, first components assigned to the first SIM and second components assigned to the second SIM and a shared component. A priority determiner determines, for each first component a priority of a function to be carried by the component using the shared component and determines an accumulated priority for the first SIM and determines for each second component a priority of a function to be carried by the component using the shared component and determines an accumulated priority for the second SIM and further comprises a controller configured to give access to the shared radio communication component based on the accumulated priorities.

Abstract: A communication terminal is described comprising a two SIMs, first components assigned to the first SIM and second components assigned to the second SIM and a shared component. A priority determiner determines, for each first component a priority of a function to be carried by the component using the shared component and determines an accumulated priority for the first SIM and determines for each second component a priority of a function to be carried by the component using the shared component and determines an accumulated priority for the second SIM and further comprises a controller configured to give access to the shared radio communication component based on the accumulated priorities.

Abstract: According to one example, a communication terminal is described comprising a plurality of antennas, a plurality of subscriber identity modules and a transceiver for each subscriber identity module, wherein the subscriber identity module is configured to provide communication with a respective communication network of a plurality of communication networks by means of the transceiver via one or more of the antennas. The communication terminal further comprises a determiner for each subscriber identity module configured to determine, for at least one of the one or more of the antennas, a reception quality of a signal received by the transceiver for the subscriber identity module via the antenna and an antenna selector configured to receive indications of the reception qualities and to select an antenna of the plurality of antennas as communication antenna.

Abstract: A technique for cell signature determination in a cellular communication network is described.

Abstract: A technique for cell signature determination in a cellular communication network is provided. A method implementation of this technique comprises the steps of providing a set of hypothesis signals, each hypothesis signal including a signature hypothesis, receiving a composite signal including a first signal portion carrying a first signature from a first cell and a second signal portion carrying a second signature from a second cell, wherein the first signal portion and the second signal portion overlap at least partially in time, and obtaining a correlation result by correlating the composite signal with each hypothesis signal. After the first signature has been determined, a set of phantom signatures associated with the first signature is provided. The phantom signatures represent artifacts from the first signal portion in the correlation result. Finally, the second signature is determined based on the correlation result taking into account the set of phantom signatures associated with the first signature.

Abstract: The invention relates to a technique for controlling a synchronization of a terminal device (10) with a wireless network, e.g. an LTE network, wherein data are transmitted as a continuous data signal on a radio interface (11, 12) while being processed block-wise in the terminal (10). A method embodiment of the technique for achieving at least a downlink (11) synchronization comprises establishing a time-address mapping (TAM, 36) indicative of an association of a reference time value of an internal clock (32) with a reference address in the reception data buffer (16); determining an address of data samples representing the received data block in the reception data buffer (16) based on the time-address mapping; and initiating a block-wise reading of the data block from the reception data buffer (16) based on the determined address.