Method and apparatus for controlling measurement gaps of serving cells in mobile communication system
One embodiment of the present invention relates to a measuring method of terminal and a measurement information configuration method of a base station in a mobile communication system, and provides a measuring method and a measuring apparatus of a terminal and a configuration method and a configuration apparatus of a base station for configuring information in the terminal, the measurement method comprising the steps of: transmitting, to the base station, the terminal equipment information message including information for configuring measurement gaps with respect to a plurality of frequency bands; receiving from the base station, the measurement gap configuration information set on the basis of the information included in the terminal information message; and measuring according to the measurement gap configuration information.
1. A measurement method by a terminal in a mobile communication system comprising:
transmitting, to a base station, a terminal information message including information for configuring measurement gaps with respect to a plurality of frequency bands;
receiving, from the base station, measurement gap configuration information determined based on information included in the terminal information message, the measurement gap configuration information indicating at least two frequency bands to which a same measurement gap will be applied;
performing a measurement for the at least two frequency bands based on the measurement gap configuration information; and
transmitting, to the base station, data in a subframe after the same measurement gap according to time division duplexing (TDD) configurations for the at least two frequency bands.
2. The method of claim 1 , wherein the terminal information message comprises:
information indicating whether the terminal configures the respective measurement gaps for the plurality of frequency bands and whether the measurement gaps need to be set for the plurality of frequency bands.
3. The method of claim 1 , further comprising:
determining whether, for the at least two frequency bands with the same measurement gap set by the measurement gap configuration information, a subframe right after the same measurement gap is an uplink subframe and a subframe right before the same measurement gap is downlink subframe; and
performing a process so as not to transmit data to the base station in the subframe right after the same measurement gap.
4. The method of claim 1 , wherein the measurement gap configuration information comprises:
information to calculate a beginning point of the same measurement gap in a radio frame.
5. The method of claim 1 , further comprising:
transmitting a report message including measured result to the base station.
6. A method of controlling measurement gap configuration of a terminal by a base station in a mobile communication system comprising:
receiving, from the terminal, a terminal information message including information that the terminal uses to configure measurement gaps with respect to a plurality of frequency bands;
transmitting, to the terminal, measurement gap configuration information determined based on information included in the terminal information message, the measurement gap configuration information indicating at least two frequency bands to which a same measurement gap will be applied; and
receiving, from the terminal, data in a subframe after the same measurement gap according to time division duplexing (TDD) configurations for the at least two frequency bands.
7. The method of claim 6 , wherein the terminal information message comprises:
information indicating whether the terminal configures the respective measurement gaps for the plurality of frequency bands and whether the measurement gaps need to be set for the plurality of frequency bands.
8. The method of claim 6 , wherein the measurement gap configuration information comprises:
information to calculate a beginning point of the same measurement gap in a radio frame.
9. The method of claim 6 , further comprising:
receiving a report message including measured result from the terminal.
10. A measurement apparatus in a mobile communication system comprising:
a transceiver configured to transmit and receive messages and data; and
a controller coupled with the transceiver and configured to:
transmit, to a base station, a terminal information message including information for configuring measurement gaps with respect to a plurality of frequency bands,
receive, from the base station, measurement gap configuration information determined based on information included in the terminal information message, the measurement gap configuration information indicating at least two frequency bands to which a same measurement gap will be applied,
perform a measurement for the at least two frequency bands based on the measurement gap configuration information, and
transmit, to the base station, data in a subframe after the same measurement gap according to time division duplexing (TDD) configurations for the at least two frequency bands.
11. The apparatus of claim 10 , wherein the terminal information message comprises:
information indicating whether a terminal configures the respective measurement gaps for the plurality of frequency bands and whether the measurement gaps need to be set for the plurality of frequency bands.
12. The apparatus of claim 10 , where the controller is further configured to determine that, for the at least two frequency bands with the same measurement gap set by the measurement gap configuration information, a subframe right after the same measurement gap is an uplink subframe and a subframe right before the same measurement gap is downlink subframe, and
perform a process so as to not to transmit data to the base station in the subframe right after the same measurement gap.
13. The apparatus of claim 10 , wherein the measurement gap configuration information comprises:
information to calculate a beginning point of the same measurement gap in a radio frame.
14. The apparatus of claim 10 , wherein the controller is further configured to transmit a report message including a measured result to the base station.
15. An apparatus for controlling measurement gap configuration of a terminal in a mobile communication system comprising:
a transceiver configured to transmit and receive messages and data; and
a controller coupled with the transceiver and configured to:
receive, from a terminal, a terminal information message including information that the terminal uses to configure measurement gaps with respect to a plurality of frequency bands, and
transmit, to the terminal, measurement gap configuration information determined based on information included in the terminal information message, the measurement gap configuration information indicating at least two frequency bands to which a same measurement gap will be applied, and
receive, from the terminal, data in a subframe after the same measurement gap according to time division duplexing (TDD) configurations for the at least two frequency bands.
16. The apparatus of claim 15 , wherein the terminal information message comprises:
information indicating whether the terminal configures the respective measurement gaps for the plurality of frequency bands and whether the measurement gaps need to be set for the plurality of frequency bands.
17. The apparatus of claim 15 , wherein the measurement gap configuration information comprises:
information to calculate a beginning point of the same measurement gap in a radio frame.
18. The apparatus of claim 15 , wherein the transceiver is further configured to receive a report message including a measured result from the terminal.