Patent ID: 11889516
Assignee: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An operation method of a terminal in a communication system, the operation method comprising:
receiving downlink control information (DCI) #1 from a base station, the DCI #1 including scheduling information of a physical downlink shared channel (PDSCH) #1 and transmission resource information of a hybrid automatic repeat request (HARQ) response #1 for the PDSCH #1;
receiving the PDSCH #1 from the base station based on the scheduling information included in the DCI #1;
receiving DCI #2 from the base station, the DCI #2 including scheduling information of a PDSCH #2 and transmission resource information of an HARQ response #2 for the PDSCH #2;
receiving the PDSCH #2 from the base station based on the scheduling information included in the DCI #2; and
when the transmission resource information of the HARQ response #1 is configured as undefined, transmitting the HARQ response #1 and the HARQ response #2 to the base station by using a resource indicated by the transmission resource information of the HARQ response #2.