Global Patent Index - EP 1163786 A1

EP 1163786 A1 2001-12-19 - AUDIO CONFERENCING SYSTEM STREAMING SUMMED CONFERENCE SIGNAL ONTO THE INTERNET

Title (en)

AUDIO CONFERENCING SYSTEM STREAMING SUMMED CONFERENCE SIGNAL ONTO THE INTERNET

Title (de)

AUDIOKONFERENZSYSTEM MIT ECHTZEITÜBERTRAGUNG DES SUMMIERTEN KONFERENZSIGNALS ÜBER DAS INTERNET

Title (fr)

SYSTEME D'AUDIOCONFERENCE EMETTANT EN CONTINU UN SIGNAL DE CONFERENCE SOMME SUR L'INTERNET

Publication

EP 1163786 A1 (EN)

Application

EP 00919522 A

Priority

  • US 0007566 W
  • US 12544099 P

Abstract (en)

[origin: WO0057620A1] An audio conferencing system comprises an audio conference mixer (90) that receives digitized audio signals and sums a plurality of the digitized audio signals containing speech to provide a summed conference signal. A transcoder (as) receives and transcodes the summed conference signal to provide a transcoded summed signal that is streamed onto the Internet.

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

H04M 3/56; H04M 7/00

IPC 8 full level (invention and additional information)

H04M 3/56 (2006.01); H04M 3/42 (2006.01); H04M 3/436 (2006.01); H04M 7/00 (2006.01); H04M 7/12 (2006.01); H04Q 1/45 (2006.01)

CPC (invention and additional information)

H04M 3/568 (2013.01); H04M 3/561 (2013.01); H04M 3/42059 (2013.01); H04M 3/42229 (2013.01); H04M 3/436 (2013.01); H04M 3/567 (2013.01); H04M 7/12 (2013.01); H04M 7/1295 (2013.01); H04M 2203/205 (2013.01); H04M 2203/5072 (2013.01); H04M 2207/203 (2013.01); H04Q 1/45 (2013.01)

Citation (search report)

See references of WO 0057620A1

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

WO 0057620 A1 20000928; CA 2364898 A1 20000928; CA 2364898 C 20040914; EP 1163786 A1 20011219

INPADOC legal status


2007-05-09 [18R] REFUSED

- Effective date: 20061121

2004-07-07 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20040524

2004-06-30 [RAP1] TRANSFER OF RIGHTS OF AN APPLICATION

- Owner name: POLYCOM, INC.

2001-12-19 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20011016

2001-12-19 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE