Global patent index - EP 0976276 A1

EP 0976276 A1 2000-02-02 - METHOD AND DEVICE FOR SEARCH ON FREE CHANNEL

Title (en)

METHOD AND DEVICE FOR SEARCH ON FREE CHANNEL

Title (de)

VERFAHREN UND VORRICHTUNG ZUR SUCHE EINES FREIEN KANALS

Title (fr)

PROCEDE ET DISPOSITIF DE RECHERCHE SUR CANAL LIBRE

Publication

EP 0976276 A1 (FR)

Application

EP 97913284 A

Priority

  • FR 9702012 W
  • FR 9614086 A

Abstract (en)

[origin: FR2756130A1] The method consists in transmitting (3) during the communication test signals of a transmission channel in the silent time intervals when there is no speech or data transmission and in maintaining (7) a table of usable frequencies on the basis of its quality of transmission. The invention is applicable to automated radiocommunication systems

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

H04Q 7/38

IPC 8 full level (invention and additional information)

H04W 72/08 (2009.01)

CPC (invention and additional information)

H04W 24/06 (2013.01); H04W 24/10 (2013.01); H04W 76/048 (2013.01)

Citation (search report)

See references of WO 9823120A1

Designated contracting state (EPC)

CH DE ES GB GR LI

EPO simple patent family

FR 2756130 A1 19980522; FR 2756130 B1 19990205; AU 5059098 A 19980610; EP 0976276 A1 20000202; WO 9823120 A1 19980528

INPADOC legal status

2004-11-17 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20040518

2001-10-04 [RAP1] TRANSFER OF RIGHTS OF AN EP PUBLISHED APPLICATION

- Owner name: THALES

- Ref Legal Event Code: RAP1

2000-02-02 [17P] REQUEST FOR EXAMINATION FILED

- Ref Legal Event Code: 17P

- Effective date: 19990531

2000-02-02 [AK] DESIGNATED CONTRACTING STATES:

- Ref Legal Event Code: AK

- Designated State(s): CH DE ES GB GR LI