Global Patent Index - EP 0976274 A1

EP 0976274 A1 2000-02-02 - IMPROVEMENTS IN, OR RELATING TO, MEASUREMENT OF TELECOMMUNICATIONS CONNECTION QUALITY

Title (en)

IMPROVEMENTS IN, OR RELATING TO, MEASUREMENT OF TELECOMMUNICATIONS CONNECTION QUALITY

Title (de)

VERBESSERUNGEN AN, ODER IN BEZUG AUF, DER QUALITÄTSMESSUNG VON TELEKOMMUNIKATIONSVERBINDUNGEN

Title (fr)

AMELIORATIONS CONCERNANT LA MESURE DE LA QUALITE D'UN BRANCHEMENT DE TELECOMMUNICATIONS

Publication

EP 0976274 A1 (EN)

Application

EP 97928584 A

Priority

  • SE 9701042 W
  • SE 9602862 A

Abstract (en)

[origin: WO9805179A1] A method of measuring the quality of a mobile connection, in a mobile telephone system, has the following steps: establishing a mobile connection between a mobile handset and a fixed measurement station; transmitting predetermined test sequences from said mobile handset to said fixed measurement station and vice versa; storing sound signals received by said mobile handset and said fixed measurement station; and analysing said received sound signals to derive a measure of the quality of said mobile connection. A portable measurement briefcase, for use with the method, includes a mobile handset modified for the transmission of predetermined test sequences. A fixed measurement station, for use with the method, includes an ISDN-connected PC equipped with a DSP card.

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

H04Q 7/34

IPC 8 full level (invention and additional information)

H04W 24/00 (2009.01)

CPC (invention and additional information)

H04W 24/00 (2013.01)

Citation (search report)

See references of WO 9805179A1

Designated contracting state (EPC)

CH DE DK FI FR GB LI NL SE

EPO simple patent family

WO 9805179 A1 19980205; EP 0976274 A1 20000202; NO 990205 A 19990323; NO 990205 D0 19990118; SE 517413 C2 20020604; SE 9602862 D0 19960725; SE 9602862 L 19980126

INPADOC legal status


2005-01-26 [18D] DEEMED TO BE WITHDRAWN

- Ref Legal Event Code: 18D

- Effective date: 20040727

2004-03-31 [17Q] FIRST EXAMINATION REPORT

- Ref Legal Event Code: 17Q

- Effective date: 20040206

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

- Ref Legal Event Code: 17P

- Effective date: 19990225

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

- Ref Legal Event Code: AK

- Designated State(s): CH DE DK FI FR GB LI NL SE