Method, device and system for reporting RF capability in carrier aggregation

• US 9,844,058 B2
• Filed: 05/03/2013
• Issued: 12/12/2017
• Est. Priority Date: 11/04/2010
• 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: Xiao, Dengkun, Han, Jing
• Primary Examiner(s): Orgad, Edan
• Assistant Examiner(s): Lalchinthang, Vanneilian
• Application Number:
  US13/886,752
• Publication Number:
  US 20130235840A1
• Time in Patent Office: 1,684 Days
• Field of Search: 370329
• CPC Class Codes: H04L 5/001 the frequencies being arranged in component carriers
• CPC Class Codes: H04L 5/0091 Signaling for the administration of the divided path
• CPC Class Codes: H04L 5/0092 Indication of how the channel is divided
• CPC Class Codes: H04W 24/10 Scheduling measurement reports ; Arrangements for measurement reports
• CPC Class Codes: H04W 28/06 Optimizing the usage of the radio link, e.g. header compression, information sizing , discarding information system modifying transmission characteristic according to link quality by modifying frame length H04L1/0007; dynamic adaptation of the packet size for flow control or congestion control H04L47/365
• CPC Class Codes: H04W 72/00 Local resource management
• CPC Class Codes: H04W 72/51 based on terminal or device properties

Abstract

Embodiments of the present invention provide a method, a device and a system for reporting RF capability in carrier aggregation, used to reduce signaling overhead when a UE reports information. The method provided in the embodiments of the present invention includes: identifying a combination of identifiers of frequency bands that support the carrier aggregation, and generating a set of combinations of identifiers of frequency bands that support the carrier aggregation; identifying identifiers of frequency bands that do not support the carrier aggregation, and generating a set of identifiers of frequency bands that do not support the carrier aggregation; and sending the set of combinations of identifiers of frequency bands that support the carrier aggregation and the set of identifiers of frequency bands that do not support the carrier aggregation.

Claims

1. A method for reporting Radio Frequency (RF) capability in carrier aggregation, comprising:

identifying, by a user equipment, a combination of first identifiers of first frequency bands that support the carrier aggregation, and generating a set of combinations of the first identifiers of the first frequency bands that support the carrier aggregation;

identifying second identifiers of second frequency bands that do not support the carrier aggregation and generating a set of the second identifiers of the second frequency bands that do not support the carrier aggregation; and

sending the set of the combinations of the first identifiers and the set of the second identifiers to a base station.

2. The method according to claim 1, further comprising:

feeding back user equipment (UE) capability information, wherein the UE capability information is used to indicate a capability of a UE to perform the carrier aggregation.

3. The method according to claim 2, wherein the UE capability information comprises continuous frequency bandwidth processing capability information, which is used to indicate a maximum continuous processing frequency bandwidth supported by the UE.

4. The method according to claim 1, wherein the set of the combinations of the first identifiers comprises one or more combinations of frequency bands indicating that the carrier aggregation is supported by the UE.

5. The method according to claim 1, wherein the set of the second identifiers comprises frequency bands indicating that the carrier aggregation is not supported by the UE.

6. The method according to claim 2, wherein the set of the combinations of the first identifiers comprises one or more combinations of frequency bands indicating that the carrier aggregation is supported by the UE.

7. The method according to claim 3, wherein the set of the combinations of the first identifiers comprises one or more combinations of frequency bands indicating that the carrier aggregation is supported by the UE.

8. The method according to claim 2, wherein the set of the second identifiers comprises frequency bands indicating that the carrier aggregation is not supported by the UE.

9. The method according to claim 3, wherein the set of the second identifiers comprises frequency bands indicating that the carrier aggregation is not supported by the UE.

10. A device for reporting radio frequency (RF) capability in carrier aggregation the device comprises:

a processor and a non-transitory computer readable storage medium, wherein the non-transitory computer readable storage medium comprises computer program codes which when executed by the processor cause the processor to be configure to;

identify a combination of first identifiers of first frequency bands that support the carrier aggregation, and generate a set of combinations of the first identifiers of the first frequency bands that support the carrier aggregation;

identify second identifiers of second frequency bands that do not support the carrier aggregation, and generate a set of the second identifiers of the second frequency bands that do not support the carrier aggregation; and

send the set of the combinations of the first identifiers, and the set of the second identifiers.

11. The device according to claim 10, wherein the non-transitory computer readable storage medium comprises computer program codes which when executed by the processor cause the processor to be configured to feed back user equipment (UE) capability information, the UE capability information being used to indicate a capability of a UE to perform the carrier aggregation.

12. The device according to claim 11, wherein the non-transitory computer readable storage medium comprises computer program codes which when executed by the processor to be configured to feed back the UE capability information, wherein the UE capability information comprises continuous frequency bandwidth processing capability information, which is used to indicate a maximum continuous processing frequency bandwidth supported by the UE.

13. The device according to claim 10, wherein the set of the combinations of the first identifiers of frequency bands that support the carrier aggregation comprises one or more combinations of frequency bands indicating that the carrier aggregation is supported by the UE.

14. The device according to claim 10, wherein the set of the second identifiers comprises frequency bands indicating that the carrier aggregation is not supported by the UE.

15. The device according to claim 11, wherein the set of the combinations of the first identifiers comprises one or more combinations of frequency bands indicating that the carrier aggregation is supported by the UE.

16. The device according to claim 12, wherein the set of the combinations of the first identifiers comprises one or more combinations of frequency bands indicating that the carrier aggregation is supported by the UE.

17. The device according to claim 11, wherein the set of the second identifiers comprises frequency bands indicating that the carrier aggregation is not supported by the UE.

18. The device according to claim 12, wherein the set of the second identifiers comprises frequency bands indicating that the carrier aggregation is not supported by the UE.