Transceiver for conditionally participating in at least one communication service

1 . A transceiver being configured to participate in a V2X-sidelink communication service provided by a wireless communication network, the transceiver comprising

a PC5 sidelink communication interface for receiving and transmitting V2X-sidelink communication data,

wherein the transceiver is configured to conditionally transmit or receive the V2X-sidelink communication data if the following predetermined condition is met:

the transceiver receives an intimation signal from another transceiver using a second service being different to the V2X-sidelink communication service,

wherein the transceiver is a first user equipment and wherein the another transceiver is a different second user equipment, and

wherein the intimation signal from the second service is at least one of

an explicit signal in form of an explicit trigger or a broadcast signal via MIB/SIB or a groupcast signal, received by the transceiver, or

a resource allocation information within configured resources received by the transceiver,

wherein the intimation signal is received while both transceivers are out-of-coverage of the wireless communication network and operate in NR-Mode 2 in which the two transceivers are directly communicating with each other without assistance from the base station or the wireless communication network.

2 . The transceiver of claim 1 ,

wherein the received V2X-sidelink communication data is received at least one of

within a time window and/or

within a frequency range, e.g. within a bandwidth part or resource pool, and/or

in more than one instance of transmissions, and/or

within a pre-defined message type.

3 . The transceiver of claim 1 ,

wherein the V2X-sidelink communication service comprises a communication between the transceiver and at least one or more further transceivers being related to the V2X-sidelink communication service via the PC5 sidelink communication interface.

4 . The transceiver of claim 3 ,

wherein the transceiver is configured to receive a resource configuration comprising configuration information for configuring the PC5 sidelink communication interface.

5 . The transceiver of claim 1 ,

wherein the transceiver is configured to sense for a presence of V2X-sidelink communication data and to determine whether the transceiver is inside a designated geographical area being related to the V2X-sidelink communication service if the V2X-sidelink communication data was successfully detected.

6 . The transceiver of claim 1 ,

wherein the transceiver is configured to actively request a resource configuration or one or more resources for the V2X-sidelink communication service from a base station:

if a current location of the transceiver is determined to be inside a designated geographical area being related to the V2X-sidelink communication service, or

if the transceiver successfully received the V2X-sidelink communication data.

7 . The transceiver of claim 6 ,

wherein the transceiver is configured to receive a configuration message from a base station or from the wireless communication network, the configuration message comprising the requested resource configuration or the one or more requested resources for the V2X-sidelink communication service,

wherein the transceiver is configured to receive the configuration message when the transceiver is inside a designated geographical area, and to make use of the resource configuration or the one more resources for the V2X-sidelink communication service, when the transceiver is inside the designated geographical area, or

wherein the transceiver is configured to receive the configuration message before the transceiver enters a designated geographical area, and to refrain from using the resource configuration or the one or more resources for the V2X-sidelink communication service before the transceiver is inside the designated geographical area.

8 . The transceiver of claim 1 ,

wherein the transceiver is configured to send a resource configuration request message to a base station for requesting a resource configuration being related to the V2X-sidelink communication service, when the transceiver is located inside a designated geographical area being related to the V2X-sidelink communication service, and

wherein the transceiver is configured to send said resource configuration request message to the base station via a Relay Unit relaying said resource configuration request message to the base station.

9 . The transceiver of claim 1 ,

wherein the transceiver is configured to send a resource request message to a base station for requesting one or more resources for the V2X-sidelink communication service from said base station, when the transceiver is located inside a designated geographical area being related to the V2X-sidelink communication service, and when the transceiver previously received a resource configuration related to the V2X-sidelink communication service,

wherein the transceiver is configured to send said resource request message to the base station via a Relay Unit relaying said resource request message to the base station.

10 . The transceiver of claim 1 ,

wherein the transceiver is configured to receive a configuration message in form of a Radio Resource Control—RRC—message from a base station, when the transceiver is inside a designated geographical area being related to the V2X-sidelink communication service, or to receive the configuration message before the transceiver enters the designated geographical area being related to the V2X-sidelink communication service, and

wherein the transceiver is configured to configure the PC5 sidelink communication interface for a communication related to the V2X-sidelink communication service in response to said configuration message.

11 . The transceiver of claim 10 ,

wherein said configuration message comprises one or more periodic resources in form of one or more periodically repeating configured grants-CG-, and

wherein the transceiver is configured to use the one or more periodic resources for periodically transmitting the V2X-sidelink communication data in form of one or more beacons.

12 . The transceiver of claim 11 ,

wherein the one or more periodic resources are exclusively reserved for the periodic transmission of the V2X-sidelink communication data.

13 . The transceiver of claim 11 ,

wherein at least one of the one or more periodic resources comprised in said configuration message comprises an identifier in form of a CG configuration ID identifying said particular periodic resource as being a resource for a periodic transmission of the V2X-sidelink communication data for a transmission of a beacon, and

wherein the transceiver is configured to recognize, based on the identifier, said particular periodic resource and to use said particular periodic resource for a periodic transmission of the V2X-sidelink communication data.

14 . The transceiver of claim 1 ,

wherein the transceiver is configured to periodically sense a predetermined frequency spectrum for the presence of at least one message comprising a data type being related to the V2X-sidelink communication service, and

if the transceiver identifies at least one such message in said predetermined frequency spectrum, the transceiver is configured to transmit the V2X-sidelink communication data.

15 . The transceiver of claim 14 ,

wherein the transceiver is configured to periodically sense for the presence of said at least one message being related to the V2X-sidelink communication service inside one selected frequency band of the predetermined frequency spectrum for a predetermined or adjustable sensing duration or sensing interval.

16 . The transceiver of claim 15 ,

wherein the transceiver is configured to receive a control message in form of a Radio Resource Control—RRC—message, from a base station, the control message comprising information for the transceiver to adjust at least one of:

a sensing duration,

a sensing interval,

a resource selection duration,

a resource selection interval.

17 . A method for operating a transceiver for participating in a V2X-sidelink communication service provided by a wireless communication network, the method comprising:

receiving or transmitting V2X-sidelink communication data via a PC5 interface,

wherein transmitting or receiving said V2X-sidelink communication data is only conditionally available if the following predetermined condition is met:

an intimation signal from another transceiver using a second service being different to the V2X-sidelink communication service is received,

wherein the intimation signal from the second service is at least one of

an explicit signal in form of an explicit trigger or a broadcast signal via MIB/SIB or a groupcast signal, received by the transceiver, or

a resource allocation information within configured resources received by the transceiver,

wherein the intimation signal is received while both transceivers are out-of-coverage of the wireless communication network and operate in NR-Mode 2 in which the two transceivers are directly communicating with each other without assistance from the base station or the wireless communication network.

18 . A non-transitory digital storage medium having stored thereon a computer program for performing a method for operating a transceiver for participating in a V2X-sidelink communication service provided by a wireless communication network, the method comprising:

receiving or transmitting V2X-sidelink communication data,

wherein transmitting or receiving said V2X-sidelink communication data is enabled only conditionally if

an intimation signal from a second service being different to the at least one V2X-communication service is received,

wherein the intimation signal from the second service is at least one of

an explicit signal in form of an explicit trigger or a broadcast signal via MIB/SIB or a groupcast signal, received by the transceiver, or

a resource allocation information within configured resources received by the transceiver,

when said computer program is run by a computer,

wherein the intimation signal is received while both transceivers are out-of-coverage of the wireless communication network and operate in NR-Mode 2 in which the two transceivers are directly communicating with each other without assistance from the base station or the wireless communication network.