Patent ID: 11943064
Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 17:
18. A non-transitory computer readable storage medium, configured to store computer programs which, when executed, are operable with a computer to:
send first data to a first terminal device through device to device (D2D) communication;
receive feedback information of the first terminal device responsive to the first data, wherein the feedback information comprises a negative acknowledgment (NACK) message;
send a resource request message to a network device, according to the feedback information of the first terminal device responsive to the first data, wherein the resource request message is used for requesting a retransmission resource; and
obtain a retransmission resource according to indication of the network device, wherein the retransmission resource is used for retransmitting the first data to the first terminal device;
wherein a resource used for sending the resource request message to the network device, is indicated by the network device in control information which is indicative of a resource used for sending the first data by a second terminal device, wherein the resource request message comprises the feedback information of the first terminal device responsive to the first data;
wherein the computer programs when executed, are further operable with the computer to:
resend the resource request message to the network device when receiving another NACK message, from the network device, which indicates that the resource requested by the second terminal device cannot be used for retransmission.