Global Patent Index - EP 1000518 A1

EP 1000518 A1 2000-05-17 - SOFT HANDOFF METHOD AND APPARATUS

Title (en)

SOFT HANDOFF METHOD AND APPARATUS

Title (de)

GERÄT UND VERFAHREN ZUM WEITERREICHEN

Title (fr)

PROCEDE ET DISPOSITIF DE TRANSFERT INTERCELLULAIRE SOUPLE

Publication

EP 1000518 A1 (EN)

Application

EP 98937968 A

Priority

  • US 9815048 W
  • US 5393997 P
  • US 12010398 A

Abstract (en)

[origin: WO9907174A1] Disclosed is a method and apparatus for establishing an inter-system soft handoff using a direct base station to base station standardized protocol connection over a network which bypasses the time consuming prior art MSC to MSC communication link using the IS-41 protocol. This new protocol has recently received industry agreement for use between different type architecture CDMA systems and uses A7 and A3 protocols as defined in IS-634 rev A.

IPC 1-7 (main, further and additional classification)

H04Q 7/38

IPC 8 full level (invention and additional information)

H04W 36/14 (2009.01); H04W 36/18 (2009.01)

CPC (invention and additional information)

H04W 36/0072 (2013.01); H04W 36/0066 (2013.01); H04W 36/18 (2013.01)

Citation (search report)

See references of WO 9907174A1

Designated contracting state (EPC)

DE FR GB

EPO simple patent family

WO 9907174 A1 19990211; AU 8659498 A 19990222; CA 2299456 A1 19990211; EP 1000518 A1 20000517

INPADOC legal status


2002-03-13 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20010904

2001-06-06 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20010423

2000-09-27 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: NORTEL NETWORKS LIMITED

2000-09-27 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: JIANG, JIANPING

2000-09-27 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: AHMAD, AZEEM

2000-09-27 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: TURNER-HARRIS, JERRI L.

2000-09-27 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: EDUPUGANTY, BAJI

2000-09-27 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: ILLIDGE, WILLIAM EDWARD

2000-05-17 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20000222

2000-05-17 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE FR GB