METHOD AND APPARATUS FOR CONFIGURING CHANNEL STATE INFORMATION
An apparatus for configuring channel state information, configured in a terminal equipment, includes: a receiver configured to receive a first resource configuration and/or a second resource configuration and/or a CSI report configuration, the first resource configuration being at least used to configure first resources of M ports, the first resource configuration and/or the second resource configuration and/or the CSI report configuration being used to configure second resources of N ports, N being less than M.
1 . An apparatus for configuring channel state information, configured in a terminal equipment, the apparatus comprising:
a receiver configured to receive a first resource configuration and/or a second resource configuration and/or a CSI report configuration,
the first resource configuration being at least used to configure first resources of M ports,
the first resource configuration and/or the second resource configuration and/or the CSI report configuration being used to configure second resources of N ports,
N being less than M.
2 . The apparatus according to claim 1 , wherein the first resource configuration includes:
port number indication information of the M ports; and/or
resource mapping information for determining time-domain resources and/or frequency-domain resources and/or spatial-domain resources of the M ports.
3 . The apparatus according to claim 1 , wherein the CSI report configuration includes:
(N1, N2) information of the first resources of M ports; and/or,
(N1′, N2′) information of the second resources of N ports.
4 . The apparatus according to claim 1 , wherein the second resource configuration includes:
port indication information for indicating the second resources of N ports.
5 . The apparatus according to claim 4 , wherein the port indication information is related to one or more of the following configurations:
a port number indication of the M ports configured in the first resource configuration;
(N1, N2) information of the first resources of M ports configured in the CSI report configuration; and
(N1′, N2′) information of the second resources of N ports configured in the CSI report configuration.
6 . The apparatus according to claim 4 , wherein,
the port indication information indicates one or more of X types of N-port antenna configurations; where, X is an integer greater than or equal to 1.
7 . The apparatus according to claim 4 , wherein,
the port indication information indicates one of X types of N-port antenna configurations via log (X) bits; where, X is an integer greater than or equal to 1.
8 . The apparatus according to claim 4 , wherein,
the port indication information is indicated via RRC signaling, or,
the port indication information is indicated in a system-predefined method.
9 . The apparatus according to claim 4 , wherein the port indication information includes:
a correspondence between the second resources of N ports and the first resources of M ports.
10 . The apparatus according to claim 9 , wherein,
the second resources of N ports is a part of the first resources of M ports.
11 . The apparatus according to claim 1 , wherein the receiver receives the second resource configuration via one of the following:
RRC signaling;
MAC CE signaling; and
DCI indication information.
12 . The apparatus according to claim 1 , the apparatus further comprising:
first determining processor circuitry configured to determine time-frequency resource information of the second resources of N ports according to the first resource configuration, the second resource configuration and the CSI report configuration.
13 . The apparatus according to claim 1 , the apparatus further comprising:
first processor circuitry configured to calculate and report CSI information of the first resources of M ports and/or the second resources of N ports.
14 . The apparatus according to claim 1 , the apparatus further comprising:
second processor circuitry configured to calculate CSI information of a set of the second resources of N ports corresponding to X types of N-port antenna configurations, and report the second resources of N ports corresponding to one of the X types of N-port antenna configurations; where, X is an integer greater than or equal to 1.
15 . The apparatus according to claim 14 , wherein,
if X=1, the terminal equipment does not report the second resources of N ports recommended to be reported.
16 . The apparatus according to claim 14 , the apparatus further comprising:
third processor circuitry configured to add log(X) bits into CSI Part I to report the second resources of N ports corresponding to one of the X types of N-port antenna configurations.
17 . The apparatus according to claim 1 , the apparatus further comprising:
fourth processor circuitry configured to calculate and report CSI information of a set of the second resources of N ports corresponding to X types of N-port antenna configurations; where, X is an integer greater than or equal to 1.
18 . An apparatus for configuring channel state information, configured in a network device, the apparatus comprising:
a transmitter configured to transmit a first resource configuration and/or a second resource configuration and/or a CSI report configuration,
the first resource configuration being at least used to configure first resources of M ports,
the first resource configuration and/or the second resource configuration and/or the CSI report configuration being used to configure second resources of N ports,
N being less than M.
19 . The apparatus according to claim 18 , wherein the second resource configuration includes:
port indication information for indicating the second resources of N ports.
20 . The apparatus according to claim 19 , wherein,
the port indication information indicates one or more of X types of N-port antenna configurations; where, X is an integer greater than or equal to 1.