Channel multiplexing method and multiplexed channel transmission method for wireless communication system and device using same
A base station of a wireless communication system is disclosed. The base station of the wireless communication includes: a communication module; and a processor configured to control the communication module. When a second physical uplink data channel transmission of the UE is scheduled to a time-frequency resource in which uplink control information (UCI) transmission of a first physical uplink data channel of the UE is scheduled, the processor is configured to transmit the UCI to a base station of the wireless communication system in a time-frequency resource except for a time-frequency resource in which a second physical uplink data channel transmission of the UE is scheduled.
1 . A user equipment (UE) configured to operate in a wireless communication system, the UE comprising:
a communication module; and
a processor configured to control the communication module,
wherein the processor is configured to:
receive scheduling information for a physical uplink shared channel (PUSCH);
after a reception of the scheduling information, receive a group common physical downlink control channel (PDCCH) including an indicator at a monitoring time, the indicator indicating at least one resource part among a plurality of resource parts within a reference UL resource; and
when the at least one resource part overlaps with a resource scheduled for the PUSCH, cancel a transmission of the PUSCH,
wherein the reference UL resource is started in time after an offset from the monitoring time, and a value of the offset is determined based on a PUSCH processing time.
2 . The UE of claim 1 , wherein the reference UL resource is started at an earliest symbol after the offset from the monitoring time.
3 . The UE of claim 1 , wherein the reference UL resource excludes a downlink symbol configured by a downlink/uplink (DL/UL) assignment of a cell-specific radio resource control (RRC) signal.
4 . The UE of claim 1 , wherein the PUSCH processing time is associated with a minimum time required from a reception of a PDCCH scheduling the PUSCH to a generation of the PUSCH.
5 . The UE of claim 1 , wherein a plurality of bits in the indicator are one-to-one mapped to the plurality of resource parts, where each of one or more first resource parts includes P symbols and each of remaining second resource parts includes Q symbols,
wherein P and Q are set so that a difference between P and Q is to be at most 1, and
wherein P and Q are natural numbers.
6 . The UE of claim 1 , wherein when the reference UL resource includes S symbols, the reference UL resource includes N sets of symbols, where each of N-mod (S, N) sets includes floor (S/N) symbols and each of mod (S, N) sets includes ceil (S/N) symbols,
wherein N is a natural number, mod ( ) represents a modulo function, ceil ( ) represents a ceiling function, and floor ( ) represents a flooring function, and
wherein each of the N sets includes one or more resource parts in a frequency domain.
7 . A base station (BS) configured to operate in a wireless communication system, the BS comprising:
a communication module; and
a processor configured to control the communication module,
wherein the processor is configured to:
transmit scheduling information for a physical uplink shared channel (PUSCH);
after a transmission of the scheduling information, transmit a group common physical downlink control channel (PDCCH) including an indicator at a monitoring time, wherein the indicator indicates at least one resource part among a plurality of resource parts within a reference UL resource; and
when the at least one resource part overlaps with a resource scheduled for the PUSCH, skip a reception of the PUSCH,
wherein the reference UL resource is started in time after an offset from the monitoring time, and a value of the offset is determined based on a PUSCH processing time.
8 . The BS of claim 7 , wherein the reference UL resource is started at an earliest symbol after the offset from the monitoring time.
9 . The BS of claim 7 , wherein the reference UL resource excludes a downlink symbol configured by a downlink/uplink (DL/UL) assignment of a cell-specific radio resource control (RRC) signal.
10 . The BS of claim 7 , wherein the PUSCH processing time is associated with a minimum time required for a user equipment from a reception of a PDCCH scheduling the PUSCH to a generation of the PUSCH.
11 . The BS of claim 7 , wherein a plurality of bits in the indicator are one-to-one mapped to the plurality of resource parts, where each of one or more first resource parts includes P symbols and each of remaining second resource parts includes Q symbols,
wherein P and Q are set so that a difference between P and Q is to be at most 1, and
wherein P and Q are natural numbers.
12 . The BS of claim 7 , wherein when the reference UL resource includes S symbols, the reference UL resource includes N sets of symbols, where each of N-mod (S, N) sets includes floor (S/N) symbols and each of mod (S, N) sets includes ceil (S/N) symbols,
wherein N is a natural number, mod ( ) represents a modulo function, ceil ( ) represents a ceiling function, and floor ( ) represents a flooring function, and
wherein each of the N sets includes one or more resource parts in a frequency domain.
13 . A method performed by a user equipment (UE) in a wireless communication system, the method comprising:
receiving scheduling information for a physical uplink shared channel (PUSCH);
after a reception of the scheduling information, receiving a group common physical downlink control channel (PDCCH) including an indicator at a monitoring time, the indicator indicating at least one resource part among a plurality of resource parts within a reference UL resource; and
when the at least one resource part overlaps with a resource scheduled for the PUSCH, canceling a transmission of the PUSCH,
wherein the reference UL resource is started in time after an offset from the monitoring time, and a value of the offset is determined based on a PUSCH processing time.
14 . The method of claim 13 , wherein the reference UL resource is started at an earliest symbol after the offset from the monitoring time.
15 . The method of claim 13 , wherein the reference UL resource excludes a downlink symbol configured by a downlink/uplink (DL/UL) assignment of a cell-specific radio resource control (RRC) signal.
16 . The method of claim 13 , wherein the PUSCH processing time is associated with a minimum time required from a reception of a PDCCH scheduling the PUSCH to a generation of the PUSCH.
17 . The method of claim 13 , wherein a plurality of bits in the indicator are one-to-one mapped to the plurality of resource parts, where each of one or more first resource parts includes P symbols and each of remaining second resource parts includes Q symbols,
wherein P and Q are set so that a difference between P and Q is to be at most 1, and
wherein P and Q are natural numbers.
18 . The method of claim 13 , wherein when the reference UL resource includes S symbols, the reference UL resource includes N sets of symbols, where each of N-mod (S, N) sets includes floor (S/N) symbols and each of mod (S, N) sets includes ceil (S/N) symbols,
wherein N is a natural number, mod ( ) represents a modulo function, ceil ( ) represents a ceiling function, and floor ( ) represents a flooring function, and
wherein each of the N sets includes one or more resource parts in a frequency domain.
19 . A method performed by a base station (BS) in a wireless communication system, the method comprising:
transmitting scheduling information for a physical uplink shared channel (PUSCH);
after a transmission of the scheduling information, transmitting a group common physical downlink control channel (PDCCH) including an indicator at a monitoring time, wherein the indicator indicates at least one resource part among a plurality of resource parts within a reference UL resource; and
when the at least one resource part overlaps with a resource scheduled for the PUSCH, skip a reception of the PUSCH,
wherein the reference UL resource is started in time after an offset from the monitoring time, and a value of the offset is determined based on a PUSCH processing time.
20 . The method of claim 19 , wherein the reference UL resource is started at an earliest symbol after the offset from the monitoring time.
21 . The method of claim 19 , wherein the reference UL resource excludes a downlink symbol configured by a downlink/uplink (DL/UL) assignment of a cell-specific radio resource control (RRC) signal.
22 . The method of claim 19 , wherein the PUSCH processing time is associated with a minimum time required for a user equipment from a reception of a PDCCH scheduling the PUSCH to a generation of the PUSCH.
23 . The method of claim 19 , wherein a plurality of bits in the indicator are one-to-one mapped to the plurality of resource parts, where each of one or more first resource parts includes P symbols and each of remaining second resource parts includes Q symbols,
wherein P and Q are set so that a difference between P and Q is to be at most 1, and
wherein P and Q are natural numbers.
24 . The method of claim 19 , wherein when the reference UL resource includes S symbols, the reference UL resource includes N sets of symbols, where each of N-mod (S, N) sets includes floor (S/N) symbols and each of mod (S, N) sets includes ceil (S/N) symbols,
wherein N is a natural number, mod ( ) represents a modulo function, ceil ( ) represents a ceiling function, and floor ( ) represents a flooring function, and
wherein each of the N sets includes one or more resource parts in a frequency domain.