Patent ID: 11902932
Assignee: NTT DOCOMO, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 1:
2. A communication system comprising:
a first terminal; and
a second terminal, wherein
the first terminal:
determines a zone ID, based on latitude and longitude indicating a geographic location of the first terminal;
sets, as a communication range requirement of a terminal, a value selected from predetermined numbers that correspond to communication ranges, respectively; and
transmits, to the second terminal using communication between terminals, control information including the zone ID and the selected value, wherein the control information is used to determine whether transmission of a hybrid automatic repeat request (HARQ) response is enabled,
wherein the zone ID and the selected value are associated with information related to priority order, and

the second terminal receives, from the first terminal, the control information.