Patent ID: 11962418
Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. A user equipment, comprising: a processor, a transmitter, and a receiver, wherein
the processor is configured to control starting of a timer;
the receiver is configured to receive a HARQ-ACK feedback or a HARQ-NACK feedback from a network device; and
the transmitter is configured to:
transmit data to the network device; and
retransmit the data if a HARQ-ACK feedback corresponding to the data is not received by the receiver before the timer expires;
retransmit the data if a HARQ-NACK feedback corresponding to the data is received by the receiver from the network device before the timer expires; wherein the transmitter is configured to:
obtain a time resource for retransmission according to the timer;
obtain a frequency resource for retransmission according to previous transmission; and
retransmit the data with the time resource and the frequency resource; wherein a location of the time resource is determined by: T+N, wherein T is the time when the timer expires, and N is a predetermined parameter; wherein a location of the frequency resource is determined by: RB+offset, wherein RB is a location of a frequency resource for transmitting the data before the retransmission, and offset is a predetermined parameter.