Method for transmitting and receiving uplink control signal and device for implementing same
Disclosed are a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system; and a system therefor. The present disclosure can be applied to intelligent services (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security, and safety-related services, and the like) on the basis of 5G communication technology and IoT-related technology. The present invention relates to a method and device for managing transmission beams of a terminal in a 5G system.
1. A method performed by a terminal in a wireless communication system, the method comprising:
receiving, from a base station, radio resource control (RRC) information related to a configuration of multiple spatial settings for a physical uplink control channel (PUCCH) transmission;
receiving, from the base station, a medium access control (MAC) control element (CE) activating first and second spatial settings among the multiple spatial settings;
receiving, from the base station, downlink control information (DCI) indicating a PUCCH resource; and
transmitting, to the base station, an uplink control signal on the PUCCH resource indicated by the DCI, using the first and second spatial settings,
wherein in response to a number of slots for repetitions of the PUCCH transmission being configured as two slots, repetitively transmitting the uplink control signal on the two slots using the first spatial setting and the second spatial setting, respectively.
2. The method of claim 1 , wherein each of the multiple spatial settings is associated with a synchronization signal block (SSB), a channel state information-reference signal (CSI-RS), or a sounding reference signal (SRS).
3. The method of claim 1 , further comprising receiving, from the base station, a downlink signal on a physical downlink shared channel (PDSCH),
wherein the uplink control signal includes feedback information for the downlink signal.
4. A method performed by a base station in a wireless communication system, the method comprising:
transmitting, to a terminal, radio resource control (RRC) information related to a configuration of multiple spatial settings for a physical uplink control channel (PUCCH) transmission;
transmitting, to the terminal, a medium access control (MAC) control element (CE) activating first and second spatial settings among the multiple spatial settings;
transmitting, to the terminal, downlink control information (DCI) indicating a PUCCH resource; and
receiving, from the terminal, an uplink control signal on the PUCCH resource indicated by the DCI, according to the first and second spatial settings,
wherein in response to a number of slots for repetitions of the PUCCH transmission being configured as two slots, repetitively receiving the uplink control signal on the two slots according to the first spatial setting and the second spatial setting, respectively.
5. The method of claim 4 , wherein each of the multiple spatial settings is associated with a synchronization signal block (SSB), a channel state information-reference signal (CSI-RS), or a sounding reference signal (SRS).
6. The method of claim 4 , further comprising transmitting, to the terminal, a downlink signal on a physical downlink shared channel (PDSCH),
wherein the uplink control signal includes feedback information for the downlink signal.
7. A terminal in a wireless communication system, the terminal comprising:
a transceiver; and
a controller configured to:
receive, from a base station via the transceiver, radio resource control (RRC) information related to configuration of multiple spatial settings for a physical uplink control channel (PUCCH) transmission,
receive, from the base station via the transceiver, a medium access control (MAC) control element (CE) activating first and second spatial settings among the multiple spatial settings,
receive, from the base station via the transceiver, downlink control information (DCI) indicating a PUCCH resource, and
transmit, to the base station via the transceiver, an uplink control signal on the PUCCH resource indicated by the DCI, using the first and second spatial settings,
wherein when a number of slots for repetitions of the PUCCH transmission is configured as two slots, the controller is configured to repetitively transmit on the two slots using the first spatial setting and the second spatial setting, respectively.
8. The terminal of claim 7 , wherein each of the multiple spatial settings is associated with a synchronization signal block (SSB), a channel state information-reference signal (CSI-RS), or a sounding reference signal (SRS).
9. The terminal of claim 7 , wherein the controller is further configured to receive, from the base station via the transceiver, a downlink signal on a physical downlink shared channel (PDSCH), and
wherein the uplink control signal includes feedback information for the downlink signal.
10. A base station in a wireless communication system, the base station comprising:
a transceiver; and
a controller configured to:
transmit, to a terminal via the transceiver, radio resource control (RRC) information related to configuration of multiple spatial settings for a physical uplink control channel (PUCCH) transmission,
transmit, to the terminal via the transceiver, a medium access control (MAC) control element (CE) activating first and second spatial settings among the multiple spatial settings,
transmit, to the terminal via the transceiver, downlink control information (DCI) indicating a PUCCH resource, and
receive, from the terminal via the transceiver, an uplink control signal on the PUCCH resource indicated by the DCI, according to the first and second spatial settings,
wherein when a number of slots for repetitions of the PUCCH transmission is configured as two slots, the controller is configured to repetitively transmit on the two slots using the first spatial setting and the second spatial setting, respectively.
11. The base station of claim 10 , wherein each of the multiple spatial settings is associated with a synchronization signal block (SSB), a channel state information-reference signal (CSI-RS), or a sounding reference signal (SRS).
12. The base station of claim 10 , wherein the controller is further configured to transmit, to the terminal via the transceiver, a downlink signal on a physical downlink shared channel (PDSCH), and
wherein the uplink control signal includes feedback information for the downlink signal.