Method and apparatus for measurement reporting in wireless communication system
A communication method and system are provided 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 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. A method for efficiently measuring the strength of a signal in a wireless communication system is provided.
1. A method performed by a terminal in a wireless communication system, the method comprising:
receiving, from a base station, a first message including information related to a measurement;
measuring measurement objects (MOs), based on the information related to the measurement; and
transmitting, to the base station, a measurement report, based on the measuring, in case that a triggering event for transmission of the measurement report is satisfied,
wherein the information related to the measurement includes measurement identities and reporting configuration,
wherein the measurement report includes a measurement result on cells belonging to a first cell set and a measurement result on cells belonging to a second cell set, in case that the reporting configuration includes configuration information related to a neighboring cell measurement,
wherein the first cell set is a set of serving cells configured with a servingCell measurement object (servingCellMO),
wherein the second cell set is a set of non-serving cells, and
wherein each of the non-serving cells is referenced with the servingCellMO.
2. The method of claim 1 ,
wherein each of the second cells relates to measurement identities configured as a servingCellMO among MOs other than MO corresponding with a measurement identifier associated with the triggering event for transmission of the measurement report.
3. The method of claim 2 , wherein the second cell has a highest measured reference signal received power (RSRP) for the cells corresponding to the measurement identities configured as the servingCellMO.
4. The method of claim 3 , wherein the second cell has a highest measured reference signal received quality (RSRQ), in case that the RSRP measurement results are not available, and has a highest measured noise and interference ratio (SINR), in case that the RSRQ measurement results are not available.
5. The method of claim 1 , wherein, in case that the reporting configuration does not include the configuration information related to a neighboring cell measurement, the measurement report includes only a measurement result on cells belonging to a first cell set.
6. A method performed by a base station in a wireless communication system, the method comprising:
transmitting, to a terminal, a first message including information related to a measurement; and
receiving, from the terminal, a measurement report,
wherein the measurement report is configured based on measuring of measurement objects (MOs), performed by the terminal, based on the information related to the measurement in case that a triggering event for transmission of the measurement report is satisfied,
wherein the information related to the measurement includes measurement identities and reporting configuration,
wherein the measurement report includes a measurement result on cells belonging to a first cell set and a measurement result on cells belonging to a second cell set, in case that the reporting configuration includes configuration information related to a neighboring cell measurement,
wherein the first cell set is a set of serving cells configured with a servingCell measurement object (servingCellMO),
wherein the second cell set is a set of non-serving cells, and
wherein each of the non-serving cells is referenced with the servingCellMO.
7. The method of claim 6 ,
wherein each of the second cells relates to measurement identities configured as a servingCellMO among MOs other than MO corresponding with a measurement identifier associated with the triggering event for transmission of the measurement report.
8. The method of claim 7 , wherein the second cell has a highest measured reference signal received power (RSRP) for the cells corresponding to measurement identities configured as the servingCellMO.
9. The method of claim 8 , wherein the second cell has a highest measured reference signal received quality (RSRQ), in case that the RSRP measurement results are not available, and has a highest measured noise and interference ratio (SINR), in case that the RSRQ measurement results are not available.
10. The method of claim 6 , wherein, in case that the reporting configuration does not include the configuration information related to a neighboring cell measurement, the measurement report includes only a measurement result on cells belonging to a first cell set.
11. A terminal comprising:
a transceiver configured to transmit or receive at least one signal; and
at least one processor operatively coupled with the transceiver,
wherein the at least one processor is configured to:
receive, from a base station, a first message including information related to a measurement,
measure measurement objects (MOs), based on the information related to the measurement, and
transmit, to the base station, a measurement report based on the measuring in case that a triggering event for transmission of the measurement report is satisfied,
wherein the information related to the measurement includes measurement identities and reporting configuration,
wherein the measurement report includes a measurement result on cells belonging to a first cell set and a measurement result on cells belonging to a second cell set, in case that the reporting configuration includes configuration information related to a neighboring cell measurement,
wherein the first cell set is a set of serving cells configured with a servingCell measurement object (servingCellMO),
wherein the second cell set is a set of non-serving cells, and
wherein each of the non-serving cells is referenced with the servingCellMO.
12. The terminal of claim 11 ,
wherein each of the second cells relates to measurement identities configured as a servingCellMO among MOs other than MO corresponding with a measurement identifier associated with the triggering event for transmission of the measurement report.
13. The terminal of claim 12 , wherein the second cell has a highest measured reference signal received power (RSRP) for the cells corresponding to the identifier configured as the servingCellMO.
14. The terminal of claim 13 , wherein the second cell has a highest measured reference signal received quality (RSRQ), in case that the RSRP measurement results are not available, and has a highest measured noise and interference ratio (SINR), in case that the RSRQ measurement results are not available.
15. The terminal of claim 11 , wherein, in case that the reporting configuration does not include the configuration information related to a neighboring cell measurement, the measurement report includes only a measurement result on cells belonging to a first cell set.
16. A base station comprising:
a transceiver configured to transmit or receive at least one signal; and
at least one processor operatively coupled with the transceiver,
wherein the at least one processor is configured to:
transmit, to a terminal, a first message including information related to a measurement, and
receive, from the terminal, a measurement report,
wherein the measurement report is configured based on measuring of measurement objects (MOs), performed by the terminal, based on the information related to the measurement, in case that a triggering event for transmission of the measurement report is satisfied,
wherein the information related to the measurement includes measurement identities and reporting configuration,
wherein the measurement report includes a measurement result on cells belonging to a first cell set and a measurement result on cells belonging to a second cell set, in case that the reporting configuration includes configuration information related to a neighboring cell measurement,
wherein the first cell set is a set of serving cells configured with a servingCell measurement object (servingCellMO),
wherein the second cell set is a set of non-serving cells, and
wherein each of the non-serving cells is referenced with the servingCellMO.
17. The base station of claim 16 ,
wherein each of the second cells relates to measurement identities configured as a servingCellMO among MOs other than MO corresponding with a measurement identifier associated with the triggering event for transmission of the measurement report.
18. The base station of claim 17 , wherein the second cell has a highest measured reference signal received power (RSRP) for the cells corresponding to the measurement identities configured as the servingCellMO.
19. The base station of claim 18 , wherein the second cell has a highest measured reference signal received quality (RSRQ), in case that the RSRP measurement results are not available, and has a highest measured noise and interference ratio (SINR), in case that the RSRQ measurement results are not available.
20. The base station of claim 16 , wherein, in case that the reporting configuration does not include the configuration information related to a neighboring cell measurement, the measurement report includes only a measurement result on cells belonging to a first cell set.