Method, System and Device for Using Terminal Identifier

• US 20120140638A1
• Filed: 08/12/2010
• Published: 06/07/2012
• Est. Priority Date: 08/14/2009
• Status: Active Grant

• Current Assignee: Datang Mobile Communications Equipment Company Limited (China Information Communication Technology Group Co. Ltd.)
• Original Assignee: China Academy of Telecom Technology (China Information Communication Technology Group Co. Ltd.)
• Inventors: Zhao, Yi, Liang, Jing, Li, Haitao
• Granted Patent: US 9,742,532 B2
• Time in Patent Office: Days
• US Class Current: 370/241
• CPC Class Codes: H04L 5/001 the frequencies being arranged in component carriers
• CPC Class Codes: H04W 8/26 Network addressing or numbering for mobility support

Abstract

The embodiments of the present invention disclose a method, a system and a device for using a user equipment identity, and the method includes: the network side configures, for a user equipment performing carrier aggregation, the uniform Radio Network Temporary Identity (RNTI)(s) in the cell where the carrier aggregation is performed; the network side and the user equipment perform data reception and transmission using the uniform RNTI(s) configured in the cell where the carrier aggregation is performed. By the invention, a user equipment with carrier aggregation technology is able to perform the data reception and transmission with each cell using the RNTI(s).

Claims

1. A method for using a user equipment identity, wherein, comprising:

the network side configuring, for a user equipment performing carrier aggregation, uniform radio network temporary identity RNTI(s) in the cell where the carrier aggregation is performed;

the network side and the user equipment performing data reception and transmission using the uniform RNTI(s) configured in the cell where the carrier aggregation is performed.

2. The method of claim 1, wherein, said configuring uniform RNTI(s), comprising:

said cell where the carrier aggregation is performed shares RNTI resource.

3. The method of claim 1, wherein, said network side configuring, for a user equipment performing carrier aggregation, uniform RNTI(s), comprising:

said network side configuring, for said user equipment, uniform C-RNTI, and/or SPS C-RNTI, and/or TPC-PUSCH-RNTI(s), and/or TPC-PUCCH-RNTI(s) in the cell where the carrier aggregation is performed.

4. The method of claim 3, wherein, said network side configuring, for said user equipment, uniform C-RNTI in the cell where the carrier aggregation is performed, comprising:

said network side configuring same C-RNTI for user equipment in the different cells where the carrier aggregation is performed, the C-RNTI which configures is different from RNTI(s) which network side has configured;

said network side configuring uniform SPS C-RNTI for said user equipment in the cell where the carrier aggregation is performed, comprising;

said network side configuring same SPS C-RNTI for user equipment in the different cells where the carrier aggregation is performed, the SPS C-RNTI which configures is different from RNTI(s) which network side has configured.

5. The method of claim 3, wherein, said network side configuring, for said user equipment, uniform TPC-PUSCH-RNTI(s) in the cell where the carrier aggregation is performed, comprising:

said network side configuring, for user equipment, same or different TPC-PUSCH-RNTI(s) in the different cells where the carrier aggregation is performed, the TPC-PUSCH-RNTI(s) which configures is different from RNTI(s) which network side has configured.

said network side configuring, for said user equipment, uniform TPC-PUCCH-RNTI(s) in the cell where the carrier aggregation is performed, comprising;

said network side configuring, for user equipment, same or different TPC-PUCCH-RNTI(s) in the different cells where the carrier aggregation is performed, the TPC-PUCCH-RNTI(s) which configures is different from RNTI(s) which network side has configured.

6. The method of claim 1, wherein, said network side and said user equipment performing data reception and transmission using said uniform RNTI configured in the cell where the carrier aggregation is performed, comprising:

said network side performing data reception and transmission with said user equipment using same C-RNTI and/or SPS C-RNTI in the different cells where the carrier aggregation is performed.

7. The method of claim 1, wherein, said network side and said user equipment performing data reception and transmission using said uniform RNTI(s) configured in the cell where the carrier aggregation is performed, comprising:

said network side sending power control message to said user equipment using TPC-PUSCH-RNTI(s) and TPC-PUCCH-RNTI(s) configured in the cell where the carrier aggregation is performed.

8. The method of claim 1, wherein, said network side doesn'"'"'t configure new C-RNTI(s) and/or SPS C-RNTI(s) for said user equipment when configures the carrier aggregation;

and/or, network side doesn'"'"'t configure new C-RNTI(s) and/or SPS C-RNTI(s) for said user equipment when configures and activates the carrier aggregation;

said network side and the user equipment performing data reception and transmission using the uniform RNTI(s) configured in the cell where the carrier aggregation is performed, is specifically meant for;

said user equipment and said network side performing data reception and/or transmission using the C-RNTI and/or SPS C-RNTI which have configured in all the cells where the carrier aggregation is performed.

9. The method of claim 1, wherein, said network side and the user equipment performing data reception and transmission using the uniform RNTI configured in the cell where the carrier aggregation is performed, comprising:

said user equipment monitoring the PDCCH of the carrier which has PDCCH in the cell where the carrier aggregation is performed;

using same C-RNTI and/or SPS C-RNTI to receive scheduling message.

10. The method of claim 1, wherein, said network side and said user equipment performing data reception and transmission using the uniform RNTI(s) configured in the cell where the carrier aggregation is performed, comprising:

said user equipment monitoring the PDCCH of the carrier which has PDCCH in the cell where the carrier aggregation is performed;

using TPC-PUSCH-RNTI(s) and/or TPC-PUCCH-RNTI(s) configured to receive transmission power control message.

11. The method of claim 1, wherein, when said user equipment switching from network side source node to network side target node, the network side configuring, for a user equipment performing carrier aggregation, a uniform RNTI(s) in the cell where the carrier aggregation is performed, comprising:

said network side target node sending handover request response message to said network side source node, the handover request response message comprising that network side target node configured, for said user equipment, said RNTI(s) and the frequency information or frequency index of said other cells where the carrier aggregation is performed;

said network side source node sending handover request response message to said user equipment, the handover request response message comprising that network side target node configured, for said user equipment, said RNTI(s) and the frequency information or frequency index of said other cells where the carrier aggregation is performed.

12. The method of claim 11, wherein, said network side target node configured, for said user equipment, said RNTI(s), comprising:

said network side target node configure, for said user equipment, a sole C-RNTI and/or SPS C-RNTI.

13. A system for using a user equipment identity, wherein, comprising:

network side, configuring, for a user equipment performing carrier aggregation, uniform RNTI(s) in the cell where the carrier aggregation is performed;

performing data reception and transmission with said user equipment using the uniform RNTI(s) configured in said cell where the carrier aggregation is performed;

user equipment, receiving uniform RNTI(s) which said network side configures for said user equipment;

performing data reception and transmission with said network side using the uniform RNTI(s) configured in the cell where the carrier aggregation is performed.

14. A network side device, wherein, comprising:

configuration module, is used for configuring, for a user equipment performing carrier aggregation, uniform RNTI(s);

reception and transmission module, is used for performing data reception and transmission with said user equipment using said uniform RNTI(s) configuration in the cell where the carrier aggregation being performed.

15. The network side device of claim 14, wherein, said configuring uniform RNTI(s), comprising:

said cell where the carrier aggregation is performed shares RNTI resource.

16. The network side device of claim 14, wherein, said configuration module is specifically used for:

configuring, for said user equipment, uniform C-RNTI, and/or SPS C-RNTI, and/or TPC-PUSCH-RNTI(s), and/or TPC-PUCCH-RNTI(s) in the cell where the carrier aggregation being performed.

17. The network side device of claim 16, wherein, when said configuration module configuring C-RNTI, configuring, for user equipment, same C-RNTI in the different cells where the carrier aggregation is performed, said C-RNTI which configures is different from RNTI(s) which network side has configured;

when said configuration module configuring SPS C-RNTI, configuring, for user equipment, same SPS C-RNTI in the different cells where the carrier aggregation is performed, said SPS C-RNTI which configures is different from RNTI(s) which network side has configured.

18. The network side device of claim 16, wherein, when said configuration module configuring TPC-PUSCH-RNTI(s), configuring, for user equipment, same or different TPC-PUSCH-RNTI(s) in the different cells where the carrier aggregation is performed, said TPC-PUSCH-RNTI(s) which configures is different from RNTI(s) which network side has configured;

when said configuration module configuring TPC-PUCCH-RNTI(s), configuring, for user equipment, same or different TPC-PUCCH-RNTI(s) in the different cells where the carrier aggregation is performed, said TPC-PUCCH-RNTI(s) which configures is different from RNTI(s) which network side has configured.

19. The network side device of claim 14, wherein, said reception and transmission module is specifically used for:

performing data reception and transmission with said user equipment using same C-RNTI and/or SPS C-RNTI in the different cells where the carrier aggregation being performed

20. The network side device of claim 14, wherein, said reception and transmission module is specifically used for:

sending power control message to said user equipment using TPC-PUSCH-RNTI(s) and TPC-PUCCH-RNTI(s) which having configured in the cell where the carrier aggregation being performed.

21. The network side device of claim 14, wherein, when configuring carrier aggregation, said configuration module doesn'"'"'t configure new C-RNTI(s) and/or SPS C-RNTI(s) for said user equipment;

and/or, when configuring and activating the carrier aggregation, said configuring module doesn'"'"'t configure new C-RNTI(s) and/or SPS C-RNTI(s) for said user equipment;

said reception and transmission module is specifically used for;

performing data reception and/or transmission with said user equipment using the C-RNTI and/or SPS C-RNTI which having configured in all the cells where the carrier aggregation being performed.

22. The network side device of claim 14, wherein, when said user equipment switching from network side source node to network side target node, if said network side device is target node, said network side device is also used for:

sending the handover request response message to network side source node, the handover request response message comprising that network side configuring, for said user equipment, said RNTI(s) and the frequency information or frequency index of said other cells for carrier aggregation;

if said network side device is source node, said network side device is also used for;

sending handover request response message to said user equipment, the handover request response message comprising that network side target node configuring, for said user equipment, said RNTI(s) and the frequency information or frequency index of said other cells for carrier aggregation.

23. The network side device of claim 22, wherein, said configuration module is specifically used for:

configuring, for said user equipment, a sole C-RNTI and/or SPS C-RNTI.

24. A user equipment, wherein, comprising:

reception and transmission module, receiving uniform RNTI(s) which said network side configures for said user equipment;

performing data reception and transmission with said network side using the uniform RNTI(s) configured in the cell where the carrier aggregation is performed.

25. The user equipment of claim 24, wherein, said reception and transmission module is specifically used for:

monitoring the PDCCH on the carrier which having PDCCH in the cell where the carrier aggregation being performed;

using same C-RNTI and/or SPS C-RNTI to receive scheduling message.

26. The user equipment of claim 24, wherein, said reception and transmission module is specifically used for:

monitoring the PDCCH on the carrier which having PDCCH in the cell where the carrier aggregation being performed;

using TPC-PUSCH-RNTI(s) and/or TPC-PUCCH-RNTI(s) configured to receive scheduling message.