CPC H04W 4/029 (2018.02) [H04L 1/1819 (2013.01); H04L 5/0055 (2013.01); H04W 4/40 (2018.02); H04W 92/18 (2013.01)] | 16 Claims |
1. A method for performing, by a first device, wireless communication, the method comprising:
receiving, from a second device through a physical sidelink control channel (PSCCH), sidelink control information (SCI);
receiving, from the second device through a physical sidelink shared channel (PSSCH) related to the PSCCH, (i) an identifier (ID) of a zone in which the second device is located, (ii) information related to communication range requirement, and (iii) data;
obtaining a distance based on location of the first device and the ID of the zone; and
transmitting, to the second device, a negative acknowledgement (NACK) for the data, based on that (i) negative-only HARQ feedback is enabled, (ii) the distance is smaller or equal to the communication range requirement, and (iii) the data is not successfully decoded by the first device,
wherein a positive acknowledgement (ACK) for the data is not transmitted based on that (i) the negative-only HARQ feedback is enabled and (ii) the data is successfully decoded by the first device, and
wherein a length of the zone is configured based on the communication range requirement.
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