Method, device, and system for transmitting physical uplink control channel in wireless communication system
The present specification relates to a method, a device, and a system for transmitting a physical uplink control channel in a wireless communication system. The present specification discloses a terminal comprising: a communication module for receiving, from a base station, information on a PUCCH serving cell corresponding to a serving cell on which a PUCCH is to be transmitted, generating the PUCCH, and transmitting the generated PUCCH on the PUCCH serving cell; and a processor for configuring the PUCCH serving cell on the basis of the information on the PUCCH serving cell. The terminal can effectively transmit uplink control information.
1. A user equipment (UE) for use in a wireless communication system, the UE comprising:
a processor; and
a communication module,
wherein the processor is configured to:
receive semi-persistent scheduling physical downlink shared channels (SPS PDSCHs) based on SPS configurations, each of the SPS configurations including a respective maximum deferral duration,
generate first hybrid automatic repeat request acknowledgement (HARQ-ACK) information for the SPS PDSCHs,
determine a first physical uplink control channel (PUCCH) resource for transmitting a first PUCCH for the first HARQ-ACK information, and
based on that the first PUCCH resource overlaps with a symbol unavailable for PUCCH transmission, defer a transmission of second HARQ-ACK information to a second PUCCH on an earliest transmittable PUCCH resource after the first PUCCH resource,
wherein the second HARQ-ACK information includes HARQ-ACK information from the first HARQ-ACK information, so that the second HARQ-ACK information corresponds to at least one first SPS PDSCH among the SPS PDSCHs, and
wherein each of the at least one first SPS PDSCH satisfies: a maximum deferral duration of a corresponding SPS configuration is larger than or equal to a time difference between a slot of the second PUCCH and a slot of a respective first SPS PDSCH reception.
2. The UE of claim 1 , wherein the symbol unavailable for PUCCH transmission includes a configured downlink symbol.
3. The UE of claim 1 , wherein the deferring the transmission of the second HARQ-ACK information includes:
if a first earliest PUCCH where the second HARQ-ACK information can be multiplexed, after the first PUCCH resource, is transmittable, transmitting the second HARQ-ACK information via the first earliest PUCCH, and
if the first earliest PUCCH is not transmitted due to an overlap with a downlink symbol, determining a second earliest PUCCH where third HARQ-ACK information from the second HARQ-ACK information can be multiplexed, after the first earliest PUCCH.
4. The UE of claim 1 , wherein the second PUCCH is allocated on either a primary cell or a secondary cell, based on a periodic cell switching pattern configured by a bit-map of a radio resource control (RRC) signal, and
wherein each bit of the bit-map corresponds to a respective slot in reference to a numerology of the primary cell, and each bit value of the bit-map indicates either the primary cell or the secondary cell as a cell for PUCCH transmission in a corresponding slot.
5. A method for use by a user equipment (UE) in a wireless communication system, the method comprising:
receiving semi-persistent scheduling physical downlink shared channels (SPS PDSCHs) based on SPS configurations, each of the SPS configurations including a respective maximum deferral duration;
generating first hybrid automatic repeat request acknowledgement (HARQ-ACK) information for the SPS PDSCHs;
determining a first physical uplink control channel (PUCCH) resource for transmitting a first PUCCH for the first HARQ-ACK information; and
based on that the first PUCCH resource overlaps with a symbol unavailable for PUCCH transmission, deferring a transmission of second HARQ-ACK information to a second PUCCH on an earliest transmittable PUCCH resource after the first PUCCH resource,
wherein the second HARQ-ACK information includes HARQ-ACK information from the first HARQ-ACK information, so that the second HARQ-ACK information corresponds to at least one first SPS PDSCH among the SPS PDSCHs, and
wherein each of the at least one first SPS PDSCH satisfies: a maximum deferral duration of a corresponding SPS configuration is larger than or equal to a time difference between a slot of the second PUCCH and a slot of a respective first SPS PDSCH reception.
6. The method of claim 5 , wherein the symbol unavailable for PUCCH transmission includes a configured downlink symbol.
7. The method of claim 5 , wherein the deferring the transmission of the first HARQ-ACK information includes:
if a first earliest PUCCH where the second HARQ-ACK information can be multiplexed, after the first PUCCH resource, is transmittable, transmitting the second HARQ-ACK information via the first earliest PUCCH, and
if the first earliest PUCCH is not transmitted due to an overlap with a downlink symbol, determining a second earliest PUCCH where third HARQ-ACK information from the second HARQ-ACK information can be multiplexed, after the first earliest PUCCH.
8. The method of claim 5 , wherein the second PUCCH is allocated on either a primary cell or a secondary cell based on a periodic cell switching pattern configured by a bit-map of a radio resource control (RRC) signal, and
wherein each bit of the bit-map corresponds to a respective slot in reference to a numerology of the primary cell, and each bit value of the bit-map indicates either the primary cell or the secondary cell as a cell for PUCCH transmission in a corresponding slot.
9. A base station (BS) for use in a wireless communication system, the BS comprising:
a processor; and
a communication module,
wherein the processor is configured to:
transmit semi-persistent scheduling physical downlink shared channels (SPS PDSCHs) based on SPS configurations, each of the SPS configurations including a respective maximum deferral duration,
determine a first physical uplink control channel (PUCCH) resource for receiving a first PUCCH for first hybrid automatic repeat request acknowledgement (HARQ-ACK) information,
wherein the first HARQ-ACK information is HARQ-ACK information for the SPS PDSCHs, and
based on that the first PUCCH resource overlaps with a symbol unavailable for PUCCH reception, defer a reception of second HARQ-ACK information to a second PUCCH on an earliest receivable PUCCH resource after the first PUCCH resource,
wherein the second HARQ-ACK information includes HARQ-ACK information from the first HARQ-ACK information, so that the second HARQ-ACK information corresponds to at least one first SPS PDSCH among the SPS PDSCHs, and
wherein each of the at least one first SPS PDSCH satisfies: a maximum deferral duration of a corresponding SPS configuration is larger than or equal to a time difference between a slot of the second PUCCH and a slot of a respective first SPS PDSCH transmission.
10. The BS of claim 9 , wherein the symbol unavailable for PUCCH reception includes a configured downlink symbol.
11. The BS of claim 9 , wherein the deferring the reception of the first HARQ-ACK information includes:
if a first earliest PUCCH where the second HARQ-ACK information can be multiplexed, after the first PUCCH resource, is receivable, receiving the second HARQ-ACK information via the first earliest PUCCH, and
if the first earliest PUCCH is not received due to an overlap with a downlink symbol, determining a second earliest PUCCH resource where third HARQ-ACK information from the second HARQ-ACK information can be multiplexed, after the first earliest PUCCH.
12. The BS of claim 9 , wherein the second PUCCH is allocated on either a primary cell or a secondary cell, based on a periodic cell switching pattern configured by a bit-map of a radio resource control (RRC) signal, and
wherein each bit of the bit-map corresponds to a respective slot in reference to a numerology of the primary cell, and each bit value of the bit-map indicates either the primary cell or the secondary cell as a cell for PUCCH transmission in a corresponding slot.
13. A method for use by a base station (BS) in a wireless communication system, the method comprising:
transmitting semi-persistent scheduling physical downlink shared channels (SPS PDSCHs) based on SPS configurations, each of the SPS configurations including a respective maximum deferral duration;
determining a first physical uplink control channel (PUCCH) resource for receiving a first PUCCH for first hybrid automatic repeat request acknowledgement (HARQ-ACK) information, wherein the first HARQ-ACK information is HARQ-ACK information for the SPS PDSCHs; and
based on that the first PUCCH resource overlaps with a symbol unavailable for PUCCH reception, deferring a reception of second HARQ-ACK information to a second PUCCH on an earliest receivable PUCCH resource after the first PUCCH resource,
wherein the second HARQ-ACK information includes HARQ-ACK information from the first HARQ-ACK information, so that the second HARQ-ACK information corresponds to at least one first SPS PDSCH among the SPS PDSCHs, and
wherein each of the at least one first SPS PDSCH satisfies: a maximum deferral duration of a corresponding SPS configuration is larger than or equal to a time difference between a slot of the second PUCCH and a slot of a respective first SPS PDSCH transmission.
14. The method of claim 13 , wherein the symbol unavailable for PUCCH reception includes a configured downlink symbol.
15. The method of claim 13 , wherein the deferring the reception of the first HARQ-ACK information includes:
if a first earliest PUCCH where the second HARQ-ACK information can be multiplexed, after the first PUCCH resource, is receivable, receiving the second HARQ-ACK information via the first earliest PUCCH, and
if the first earliest PUCCH is not received due to an overlap with a downlink symbol, determining a second earliest PUCCH where third HARQ-ACK information from the second HARQ-ACK information can be multiplexed, after the first earliest PUCCH.
16. The method of claim 13 , wherein the second PUCCH is allocated on either a primary cell or a secondary cell, based on a periodic cell switching pattern configured by a bit-map of a radio resource control (RRC) signal, and
wherein each bit of the bit-map corresponds to a respective slot in reference to a numerology of the primary cell, and each bit value of the bit-map indicates either the primary cell or the secondary cell as a cell for PUCCH transmission in a corresponding slot.