METHOD FOR MEASUREMENT AND REPORT OF CHANNEL STATE INFORMATION FOR NETWORK COOPERATIVE COMMUNICATION
The present disclosure relates to a communication method and system for converging a 5 th -Generation (5G) communication system for supporting higher data rates beyond a 4 th -Generation (4G) system with a technology for Internet of Things (IoT). The present disclosure may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. The disclosure relates to a method for processing a control signal in a wireless communication system, and relates to a control signal processing method including: receiving a first control signal transmitted from the base station; processing the received first control signal; and transmitting a second control signal generated based on the processing to the base station.
1 . A method performed by a terminal in a wireless communication system, the method comprising:
transmitting, to a base station, a terminal capability report including information on whether to support a non-coherent joint transmission (NC-JT) channel state information (CSI) report;
receiving, from the base station, an NC-JT CSI report request based on the information included in the terminal capability report;
determining whether to report NC-JT CSI based on the NC-JT CSI report request; and
transmitting, to the base station, the NC-JT CSI report based on the determination.
2 . The method of claim 1 , further comprising:
measuring the NC-JT CSI;
determining whether a number of channel state information-reference signals (CSI-RS) for reporting the NC-JT CSI is greater than a threshold value; and
determining a value of a number of central processing units (CPUs) for the NC-JT CSI report based on the determination.
3 . The method of claim 1 , wherein the determining whether to report NC-JT CSI comprises determining whether to report the NC-JT CSI based on a CSI report including at least one of an instruction through an upper layer, an instruction through a media access control (MAC)-control element (CE), or an instruction through L1 signaling.
4 . The method of claim 1 , wherein the determining whether to report NC-JT CSI comprises determining whether to report the NC-JT CSI based on at least one of a number of CSI-RS for the NC-JT CSI report, a periodicity of the NC-JT CSI report, or a number of resource sets or resource settings related to a CSI report setting for the NC-JT CSI report.
5 . The method of claim 1 , further comprising performing an NC-JT transmission based on the NC-JT CSI report,
wherein the performing the NC-JT transmission is determined based on a resource allocation for each transmission reception point (TRP).
6 . A method performed by a base station in a wireless communication system, the method comprising:
receiving, from a terminal, a terminal capability report including information on whether to support a non-coherent joint transmission (NC-JT) channel state information (CSI) report;
transmitting, to the terminal, a NC-JT CSI report request based on the information included in the terminal capability report; and
receiving, from the terminal, the NC-JT CSI report based on the NC-JT CSI report request,
wherein whether to report NC-JT CSI is determined based on the NC-JT CSI report request.
7 . The method of claim 6 , wherein:
the NC-JT CSI is measured by the terminal;
whether a number of channel state information reference signals (CSI-RS) for reporting the NC-JT CSI is greater than a threshold value is determined by the terminal; and
a number of CPUs for reporting the NC-JT CSI is determined by the terminal based on the determination.
8 . The method of claim 6 , wherein whether to report the NC-JT CSI is determined based on a CSI report including at least one of an instruction through an upper layer, an instruction through a media access control (MAC)-control element (CE), or an instruction through L1 signaling.
9 . The method of claim 6 , wherein whether to report the NC-JT CSI is determined based on at least one of a number of CSI reference signals (CSI-RS) for the NC-JT CSI report, a periodicity of the NC-JT CSI report, or a number of resource sets or resource settings related to a CSI report setting for the NC-JT CSI report.
10 . The method of claim 6 , wherein NC-JT transmission is performed based on the NC-JT CSI report,
wherein the NC-JT transmission is determined based on a resource allocation for each transmission reception point (TRP).
11 . A terminal comprising:
a transceiver configured to transmit and receive at least one signal; and
a controller coupled with the transceiver, the controller configured to:
transmit, to a base station, a terminal capability report including information on whether to support a non-coherent joint transmission (NC-JT) channel state information (CSI) report,
receive, from the base station, an NC-JT CSI report request based on the information included in the terminal capability report,
determine whether to report NC-JT CSI based on the NC-JT CSI report request, and
transmit, to the base station, the NC-JT CSI report based on the determination.
12 . The terminal of claim 11 , wherein the controller is further configured to:
measure the NC-JT CSI,
determine whether a number of channel state information-reference signals (CSI-RS) for reporting the NC-JT CSI is greater than a threshold value, and
determine a value of a number of central processing units (CPUs) for the NC-JT CSI report based on the determination.
13 . The terminal of claim 11 , wherein the controller is configured to determine whether to report NC-JT CSI based on a CSI report including at least one of an instruction through an upper layer, an instruction through a media access control (MAC)-control element (CE), or an instruction through L1 signaling.
14 . The terminal of claim 11 , wherein the controller is configured to determine whether to report NC-JT CSI based on at least one of a number of CSI reference signals (CSI-RS) for the NC-JT CSI report, a periodicity of the NC-JT CSI report, or a number of resource sets or resource settings related to a CSI report setting for the NC-JT CSI report.
15 . The terminal of claim 11 , wherein the controller is further configured to perform NC-JT transmission based on the NC-JT CSI report,
wherein the NC-JT transmission is determined based on a resource allocation for each transmission reception point (TRP).
16 . A base station comprising:
a transceiver configured to transmit and receive at least one signal; and
a controller coupled with the transceiver, the controller configured to:
receive, from a terminal, a terminal capability report including information on whether to support non-coherent joint transmission (NC-JT) channel state information (CSI) report,
transmit, to the terminal, a NC-JT CSI report request based on the information included in the terminal capability report, and
receive, from the terminal, the NC-JT CSI report based on the NC-JT CSI report request,
wherein whether to report NC-JT CSI is determined based on the NC-JT CSI report request.
17 . The base station of claim 16 , wherein:
the NC-JT CSI is measured by the terminal;
whether a number of channel state information-reference signals (CSI-RS) for reporting the NC-JT CSI is greater than a threshold value is determined by the terminal, and
a number of central processing units (CPUs) for reporting the NC-JT CSI is determined by the terminal based on the determination.
18 . The base station of claim 16 , wherein whether to report the NC-JT CSI is determined based on a CSI report including at least one of an instruction through an upper layer, an instruction through a media access control (MAC)-control element (CE), or an instruction through L1 signaling.
19 . The base station of claim 16 , wherein whether to report the NC-JT CSI is determined based on at least one of a number of CSI reference signals (CSI-RS) for the NC-JT CSI report, a periodicity of the NC-JT CSI report, or a number of resource sets or resource settings related to a CSI report setting for the NC-JT CSI report.
20 . The base station of claim 16 , wherein NC-JT transmission is performed based on the NC-JT CSI report,
wherein the NC-JT transmission is determined based on a resource allocation for each transmission reception point (TRP).