RESOURCE MANAGEMENT INDICATION METHOD AND APPARATUS

• US 20190223041A1
• Filed: 03/27/2019
• Published: 07/18/2019
• Est. Priority Date: 09/28/2016
• Status: Active Grant

• Current Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Original Assignee: Huawei Technologies Co., Ltd. (Huawei Investment & Holding Co., Ltd.)
• Inventors: LUO, Jun, LIU, Yalin, LIU, Jin
• Granted Patent: US 10,827,374 B2
• Time in Patent Office: Days
• CPC Class Codes: H04W 24/02 Arrangements for optimising operational condition
• CPC Class Codes: H04W 24/08 Testing, supervising or monitoring using real traffic
• CPC Class Codes: H04W 24/10 Scheduling measurement reports ; Arrangements for measurement reports
• CPC Class Codes: H04W 72/1268 of uplink data flows
• CPC Class Codes: H04W 72/23 in the downlink direction of a wireless link, i.e. towards a terminal

Abstract

Embodiments of this application provide a resource management indication method and apparatus. The method includes: generating, by a base station, radio resource management RRM measurement manner indication information, where the RRM measurement manner indication information is used to indicate an RRM measurement manner; and sending, by the base station, the RRM measurement manner indication information to a terminal. In the embodiments of this application, the base station can flexibly indicate the RRM measurement manner to the terminal, so that a more proper RRM measurement manner is used, to improve measurement efficiency and reduce measurement overheads.

Claims

1. A method of resource management indication, comprising:

generating, by a base station, radio resource management (RRM) measurement manner indication information used to indicate an RRM measurement manner; and

sending, by the base station to a terminal, the RRM measurement manner indication information, wherein the RRM measurement manner comprises any one or more of the following;

downlink RRM measurement to indicate that the terminal performs RRM measurement based on a downlink measurement signal delivered by the base station, and sends a measurement result to the base station;

or

uplink RRM measurement to indicate that the terminal sends an uplink measurement signal to the base station, and the base station performs RRM measurement;

or

uplink assisted downlink RRM measurement to indicate that the base station adjusts, based on an uplink measurement signal from the terminal, sending of a downlink measurement signal, and receives a measurement result reported by the terminal;

or

downlink assisted uplink RRM measurement to indicate that the terminal adjusts, based on a downlink measurement signal from the base station, sending of an uplink measurement signal, and the base station performs RRM measurement.

2. The method according to claim 1, wherein the RRM measurement manner indication information is carried in any one of the following messages:

radio resource control RRC signaling, a downlink control information DCI message, a paging message, and a Media Access Control MAC control element CE message.

3. The method according to claim 1, wherein when the RRM measurement manner is the uplink assisted downlink RRM measurement, the method further comprises:

receiving, by the base station, the uplink measurement signal from the terminal;

adjusting, by the base station based on the uplink measurement signal, the sending of the downlink measurement signal; and

receiving, by the base station, the downlink measurement result that is obtained by the terminal through measurement based on the downlink measurement signal and that is from the terminal.

4. The method according to claim 3, wherein the adjusting, by the base station based on the uplink measurement signal, the sending of the downlink measurement signal comprises:

obtaining, by the base station, an uplink measurement result based on the uplink measurement signal; and

selecting, by the base station based on the uplink measurement result, one or more base stations in a network to which the base station belongs, to send the downlink measurement signal to the terminal.

5. The method according to claim 1, wherein when the RRM measurement manner is the downlink assisted uplink RRM measurement, the method further comprises:

sending, by the base station, the downlink measurement signal to the terminal, so that the terminal adjusts, based on the downlink measurement signal, the sending of the uplink measurement signal; and

receiving, by the base station, the uplink measurement signal from the terminal, to perform the RRM measurement.

6. The method according to claim 1, wherein the method further comprises:

obtaining, by the base station, the uplink measurement signal from the terminal, and determining an updated RRM measurement manner based on the uplink measurement signal; and

sending, by the base station, updated RRM measurement manner indication information to the terminal, wherein the updated RRM measurement manner indication information is used to indicate the updated RRM measurement manner.

7. The method according to claim 1, wherein the method further comprises:

obtaining, by the base station, a downlink measurement result from the terminal based on the downlink measurement signal, and determining an updated RRM measurement manner based on the downlink measurement result; and

sending, by the base station, updated RRM measurement manner indication information to the terminal, wherein the updated RRM measurement manner indication information is used to indicate the updated RRM measurement manner.

8. The method according to claim 1, wherein the generating, by a base station, radio resource management RRM measurement manner indication information comprises:

determining, by the base station when a basic parameter satisfies a preset condition, an RRM measurement manner corresponding to the preset condition; and

generating, by the base station, the RRM measurement manner indication information based on the RRM measurement manner.

9. The method according to claim 8, wherein the basic parameter comprises one or a combination of a plurality of the following:

a quantity of neighboring base stations of the base station;

a quantity of base stations in a cell in which the base station is located;

a quantity of terminals served by the base station;

a quantity of terminals in an active state that are served by the base station;

a period in which a terminal served by the base station sends an uplink measurement signal;

or

a measurement result determined by the base station based on an uplink measurement signal from a terminal.

10. A method of resource management indication, comprising:

receiving, by a terminal from a base station, radio resource management RRM measurement manner indication information used to indicate an RRM measurement manner to the terminal; and

performing, by the terminal, RRM measurement based on the RRM measurement manner, wherein the RRM measurement manner comprises any one or more of the following;

downlink RRM measurement to indicate that the terminal performs RRM measurement based on a downlink measurement signal delivered by the base station, and sends a measurement result to the base station;

or

uplink RRM measurement to indicate that the terminal sends an uplink measurement signal to the base station, and the base station performs RRM measurement;

or

uplink assisted downlink RRM measurement to indicate that the base station adjusts, based on an uplink measurement signal from the terminal, sending of a downlink measurement signal, and receives a measurement result reported by the terminal;

or

downlink assisted uplink RRM measurement to indicate that the terminal adjusts, based on a downlink measurement signal from the base station, sending of an uplink measurement signal, and the base station performs RRM measurement.

11. The method according to claim 10, wherein the RRM measurement manner indication information is carried in any one of the following messages:

radio resource control RRC signaling, a DCI message, a paging message, and a Media Access Control MAC CE message.

12. The method according to claim 10, wherein when the RRM measurement manner is the uplink assisted downlink RRM measurement,

the performing, by the terminal, RRM measurement based on the RRM measurement manner comprises:

sending, by the terminal, the uplink measurement signal to the base station, and receiving a downlink measurement signal from one or more base stations in a network to which the base station belongs; and

obtaining, by the terminal, a downlink measurement result based on the downlink measurement signal, and sending the downlink measurement result to the base station.

13. The method according to claim 10, wherein when the RRM measurement manner is the downlink assisted uplink RRM measurement,

the performing, by the terminal, RRM measurement based on the RRM measurement manner comprises:

receiving, by the terminal, the downlink measurement signal from the base station; and

adjusting, by the terminal based on the downlink measurement signal, the sending of the uplink measurement signal.

14. A resource management indication apparatus, comprising:

a processor, configured to generate radio resource management RRM measurement manner indication information used to indicate an RRM measurement manner; and

a transmitter, configured to send to a terminal the RRM measurement manner indication information, wherein the RRM measurement manner comprises any one or more of the following;

downlink RRM measurement to indicate that the terminal performs RRM measurement based on a downlink measurement signal delivered by the base station, and sends a measurement result to the base station;

or

uplink RRM measurement to indicate that the terminal sends an uplink measurement signal to the base station, and the base station performs RRM measurement;

or

uplink assisted downlink RRM measurement to indicate that the base station adjusts, based on an uplink measurement signal from the terminal, sending of a downlink measurement signal, and receives a measurement result reported by the terminal;

or

downlink assisted uplink RRM measurement to indicate that the terminal adjusts, based on a downlink measurement signal from the base station, sending of an uplink measurement signal, and the base station performs RRM measurement.

15. The apparatus according to claim 14, wherein the RRM measurement manner indication information may be carried in any one of the following messages:

radio resource control RRC signaling, a downlink control information DCI message, a paging message, and a Media Access Control MAC control element CE message.

16. The apparatus according to claim 14, wherein the apparatus further comprises a receiver, wherein

when the RRM measurement manner is the uplink assisted downlink RRM measurement, the receiver is configured to receive the uplink measurement signal from the terminal;

the processor is configured to adjust, based on the uplink measurement signal, the sending of the downlink measurement signal; and

the receiver is further configured to receive the downlink measurement result that is obtained by the terminal through measurement based on the downlink measurement signal and that is from the terminal.

17. A resource management indication apparatus, comprising:

a receiver, configured to receive from a base station radio resource management RRM measurement manner indication information used to indicate an RRM measurement manner to the apparatus; and

a processor, configured to perform RRM measurement based on the RRM measurement manner, wherein the RRM measurement manner comprises any one or more of the following;

downlink RRM measurement to indicate that the terminal performs RRM measurement based on a downlink measurement signal delivered by the base station, and sends a measurement result to the base station;

or

uplink RRM measurement to indicate that the terminal sends an uplink measurement signal to the base station, and the base station performs RRM measurement;

or

uplink assisted downlink RRM measurement to indicate that the base station adjusts, based on an uplink measurement signal from the terminal, sending of a downlink measurement signal, and receives a measurement result reported by the terminal;

or

downlink assisted uplink RRM measurement to indicate that the terminal adjusts, based on a downlink measurement signal from the base station, sending of an uplink measurement signal, and the base station performs RRM measurement.

18. The apparatus according to claim 17, wherein the RRM measurement manner indication information is carried in any one of the following messages:

radio resource control RRC signaling, a DCI message, a paging message, and a Media Access Control MAC CE message.

19. The apparatus according to claim 17, wherein the apparatus further comprises a transmitter;

and

when the RRM measurement manner is the uplink assisted downlink RRM measurement,

the processor is configured to;

send the uplink measurement signal to the base station by using the transmitter, and receive, by using the receiver, a downlink measurement signal from one or more base stations in a network to which the base station belongs; and

obtain a downlink measurement result based on the downlink measurement signal, and send the downlink measurement result to the base station by using the transmitter.

20. The apparatus according to claim 17, wherein when the RRM measurement manner is the downlink assisted uplink RRM measurement,

the processor is configured to:

receive, by using the receiver, the downlink measurement signal from the base station; and

adjust, based on the downlink measurement signal, the sending of the uplink measurement signal.