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Method And System For Automatically Updating A Neighbor List

Abstract: A method and system for automatically updating a neighbor list associated with a serving base station is disclosed. The method involves receiving a measurement report from a User Equipment (UE) associated with the serving base station, wherein the measurement report comprises at least one relative signal strength measurement between the UE and each of a plurality of neighboring base stations; comparing the at least one relative signal strength measurement between the UE and the plurality of neighboring base stations with a current signal strength between the UE and the serving base station; identifying at least one of the plurality of neighboring base stations having a greater relative signal strength with respect to the UE than the serving base station a predefined number of times based on the comparison; and updating the neighbor list associated with the serving base station with the identified at least one neighboring base stations. FIG. 1

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
24 December 2013
Publication Number
02/2014
Publication Type
INA
Invention Field
COMMUNICATION
Status
Email
ipo@knspartners.com
Parent Application

Applicants

WIPRO LIMITED
Doddakannelli, Sarjapur Road, Bangalore 560035, Karnataka, India.

Inventors

1. SAPTARSHI CHAUDHURI
LAA Glory, Apt-201, 244/263, 34th Main, BTM 2nd Stage, Bangalore 560068, Karnataka, India.
2. IRFAN BAIG
No.23, 1st Cross, Pampa Nagar, Yeshwanthpur, Bangalore 560022, Karnataka, India.

Specification

CLIAMS:We claim:
1. A method of automatically updating a neighbor list associated with a serving base station, the method comprising:
receiving, at the serving base station, a measurement report from a User Equipment (UE) associated with the serving base station, wherein the measurement report comprises at least one relative signal strength measurement between the UE and each of a plurality of neighboring base stations;
comparing the at least one relative signal strength measurement between the UE and the each of the plurality of neighboring base stations with a current signal strength between the UE and the serving base station;
identifying at least one of the plurality of neighboring base stations having a greater relative signal strength with respect to the UE than the serving base station a predefined number of times based on the comparison; and
updating the neighbor list associated with the serving base station with the identified at least one neighboring base stations.

2. The method of claim 1 further comprising determining a handover failure ratio between the serving base station and each of the identified at least one neighboring base stations.

3. The method of claim 2 further comprising updating the neighbor list based on the handover failure ratio between the serving base station and the each of the identified at least one neighboring base stations.

4. The method of claim 1 further comprising determining a ping pong effect between the serving base station and each of the identified at least one neighboring base stations.

5. The method of claim 4 further comprising updating the neighbor list based on the ping pong effect between the serving base station and the each of the identified at least one neighboring base stations.

6. A system associated with a serving base station, for automatically updating a neighbor list, comprising:
a processor; and
a memory disposed in communication with the processor and storing processor-executable instructions, the instructions comprising instructions to:
receive a measurement report from a User Equipment (UE), wherein the measurement report comprises at least one relative signal strength measurement between the UE and each of a plurality of neighboring base stations;
compare the at least one relative signal strength measurement between the UE and the each of the plurality of neighboring base stations with a current signal strength between the UE and the serving base station;
identify at least one of the plurality of neighboring base stations having a greater relative signal strength with respect to the UE than the serving base station a predefined number of times based on the comparison; and
update the neighbor list associated with the serving base station with the identified at least one neighboring base stations.

7. The system of claim 6, wherein the instructions further comprise instructions to determine a handover failure ratio between the serving base station and each of the identified at least one neighboring base stations.

8. The system of claim 7, wherein the instructions further comprise instructions to update the neighbor list based on the handover failure ratio between the serving base station and the each of the identified at least one neighboring base stations.

9. The system of claim 6, wherein the instructions further comprise instructions to determine a ping pong ratio between the serving base station and each of the identified at least one neighboring base stations.

10. The system of claim 9, wherein the instructions further comprise instructions to update the neighbor list based on the ping pong ratio between the serving base station and the each of the identified at least one neighboring base stations.

11. A non-transitory computer-readable storage medium storing instructions which when executed by a processor enable the processor to automatically update a neighbor list, the method comprising:
receiving, at a serving base station, a measurement report from a User Equipment (UE) associated with the serving base station, wherein the measurement report comprises at least one relative signal strength measurement between the UE and each of a plurality of neighboring base stations;
comparing the at least one relative signal strength measurement between the UE and the each of the plurality of neighboring base stations with a current signal strength between the UE and the serving base station;
identifying at least one of the plurality of neighboring base stations having a greater relative signal strength with respect to the UE than the serving base station a predefined number of times based on the comparison; and
updating the neighbor list associated with the serving base station with the identified at least one neighboring base stations.

12. The non-transitory computer-readable storage medium of claim 11 further comprising instructions to determine a handover failure ratio between the serving base station and each of the identified at least one neighboring base stations.

13. The non-transitory computer-readable storage medium of claim 12 further comprising instructions to update the neighbor list based on the handover failure ratio between the serving base station and the each of the identified at least one neighboring base stations.

14. The non-transitory computer-readable storage medium of claim 11 further comprising instructions to determine a ping pong ratio between the serving base station and each of the identified at least one neighboring base stations.

15. The non-transitory computer-readable storage medium of claim 14 further comprising instructions to update the neighbor list based on the ping pong ratio between the serving base station and the each of the identified at least one neighboring base stations.
Dated this 24th day of December, 2013

MADHUSUDAN S.T.
OF K & S PARTNERS
ATTORNEY FOR THE APPLICANTS
,TagSPECI:FIELD OF THE INVENTION
This disclosure relates generally to managing neighbor lists in a wireless communication environment, and more particularly to a method and system for automatically updating a neighbor list.

Documents

Orders

Section Controller Decision Date

Application Documents

# Name Date
1 6076-CHE-2013-US(14)-HearingNotice-(HearingDate-29-09-2021).pdf 2021-10-17
1 Form-9(Online).pdf 2013-12-30
2 IP25872-Specification.pdf 2013-12-31
2 6076-CHE-2013-Correspondence to notify the Controller [22-09-2021(online)].pdf 2021-09-22
3 IP25872 Drawings.pdf 2013-12-31
3 6076-CHE-2013-FER_SER_REPLY [06-09-2019(online)].pdf 2019-09-06
4 FORM 5.pdf 2013-12-31
4 6076-CHE-2013-FORM 3 [06-09-2019(online)].pdf 2019-09-06
5 6076-CHE-2013-PETITION UNDER RULE 137 [06-09-2019(online)].pdf 2019-09-06
5 FORM 3.pdf 2013-12-31
6 6076-CHE-2013-FER.pdf 2019-03-06
6 abstract6076-CHE-2013.jpg 2014-01-06
7 6076-CHE-2013-FER.pdf 2019-03-06
7 abstract6076-CHE-2013.jpg 2014-01-06
8 6076-CHE-2013-PETITION UNDER RULE 137 [06-09-2019(online)].pdf 2019-09-06
8 FORM 3.pdf 2013-12-31
9 6076-CHE-2013-FORM 3 [06-09-2019(online)].pdf 2019-09-06
9 FORM 5.pdf 2013-12-31
10 IP25872 Drawings.pdf 2013-12-31
10 6076-CHE-2013-FER_SER_REPLY [06-09-2019(online)].pdf 2019-09-06
11 IP25872-Specification.pdf 2013-12-31
11 6076-CHE-2013-Correspondence to notify the Controller [22-09-2021(online)].pdf 2021-09-22
12 Form-9(Online).pdf 2013-12-30
12 6076-CHE-2013-US(14)-HearingNotice-(HearingDate-29-09-2021).pdf 2021-10-17

Search Strategy

1 SearchStrategy_04-02-2019.pdf