Method and apparatus for transmission and reception using configured grant in wireless communication system
The disclosure relates to a 5th generation (5G) or 6th generation (6G) communication system for supporting a higher data transmission rate. A method performed by a terminal in a wireless communication system is provided. The method includes receiving, from a base station, configuration information associated with a set of a plurality of downlink resources, the set being configured to occur periodically, monitoring the plurality of downlink resources of the set in a period for receiving downlink data, wherein the plurality of downlink resources are monitored sequentially, and in case that the downlink data is received in a downlink resource of the set in the period, skipping monitoring of the remaining one or more downlink resources of the set in the period.
1 . A method performed by a terminal in a wireless communication system, the method comprising:
receiving, from a base station, configuration information associated with multiple configured uplink grants within a single period of a configured grant (CG) configuration, time domain related information, and information indicating a periodicity;
identifying time domain resource information related to the multiple configured uplink grants, based on the configuration information, the time domain related information, and the information indicating the periodicity,
wherein the identifying of the time domain resource information comprises:
identifying a first symbol in which a first configured uplink grant from among the multiple configured uplink grants occurs, based on the time domain related information; and
identifying a second symbol in which a second configured uplink grant from among the multiple configured uplink grants occurs, based on the first symbol and a number of symbols; and
transmitting, to the base station, CG based uplink data, based on the identified time domain resource information.
2 . The method of claim 1 , wherein the time domain related information includes information indicating an offset of a resource with respect to a reference system frame number (SFN), information associated with an allocation of configured uplink grant in a time domain, and information indicating the reference SFN.
3 . The method of claim 2 , wherein the identifying of the first symbol comprises:
identifying the first symbol, based on the information indicating the periodicity, the information indicating the offset, the information associated with the allocation of configured uplink grant, and the information indicating the reference SFN.
4 . The method of claim 2 , wherein the information associated with the allocation of the configured grant in the time domain includes a start symbol related value.
5 . The method of claim 1 , wherein the second configured uplink grant occurs the number of symbols after the first symbol.
6 . The method of claim 1 , wherein the first symbol corresponds to a first slot, and the second symbol corresponds to a second slot.
7 . The method of claim 1 , wherein the multiple configured uplink grants are configured to occur periodically with the periodicity.
8 . The method of claim 1 , further comprising:
determining whether a configured uplink grant is to be used for a physical uplink shared channel (PUSCH) transmission.
9 . A method performed by a base station in a wireless communication system, the method comprising:
transmitting, to a terminal, configuration information associated with multiple configured uplink grants within a single period of a configured grant (CG) configuration, time domain related information, and information indicating a periodicity,
wherein the configuration information, the time domain related information and the information indicating the periodicity are associated with time domain resource information related to the multiple configured uplink grants,
wherein the time domain related information is associated with a first symbol in which a first configured uplink grant from among the multiple configured uplink grants occurs, and
wherein the first symbol is associated with a second symbol in which a second configured uplink grant from among the multiple configured uplink grants occurs, the second symbol being related to the first symbol and a number of symbols; and
receiving, from the terminal, CG based uplink data associated with the time domain resource information.
10 . The method of claim 9 , wherein the time domain related information includes information indicating an offset of a resource with respect to a reference system frame number (SFN), information associated with an allocation of configured uplink grant in a time domain, and information indicating the reference SFN.
11 . The method of claim 10 , wherein the information indicating the periodicity, the information indicating the offset, the information associated with the allocation of configured uplink grant, and the information indicating the reference SFN are associated with the first symbol.
12 . A terminal in a wireless communication system, the terminal comprising:
at least one transceiver;
at least one processor communicatively coupled to the at least one transceiver: and
at least one memory, communicatively coupled to the at least one processor, storing instructions executable by the at least one processor to cause the terminal to:
receive, from a base station, configuration information associated with multiple configured uplink grants within a single period of a configured grant (CG) configuration, time domain related information, and information indicating a periodicity,
identify time domain resource information related to the multiple configured uplink grants, based on the configuration information, the time domain related information, and the information indicating the periodicity,
wherein the identifying of the time domain resource information comprises:
identifying a first symbol in which a first configured uplink grant from among the multiple configured uplink grants occurs, based on the time domain related information; and
identifying a second symbol in which a second configured uplink grant from among the multiple configured uplink grants occurs, based on the first symbol and a number of symbols, and
transmit, to the base station, CG based uplink data, based on the identified time domain resource information.
13 . A base station in a wireless communication system, the base station comprising:
at least one transceiver;
at least one processor communicatively coupled to the at least one transceiver; and
at least one memory, communicatively coupled to the at least one processor, storing instructions executable by the at least one processor to cause the base station to:
transmit, to a terminal, configuration information associated with multiple configured uplink grants within a single period of a configured grant (CG) configuration, time domain related information, and information indicating a periodicity,
wherein the configuration information, the time domain related information and the information indicating the periodicity are associated with time domain resource information related to the multiple configured uplink grants,
wherein the time domain related information is associated with a first symbol in which a first configured uplink grant from among the multiple configured uplink grants occurs, and
wherein the first symbol is associated with a second symbol in which a second configured uplink grant from among the multiple configured uplink grants occurs, the second symbol being related to the first symbol and a number of symbols, and
receive, from the terminal, CG based uplink data associated with the time domain resource information.