Global Patent Index - EP 1055330 A1

EP 1055330 A1 2000-11-29 - INTERACTIVE COMMUNICATION SYSTEM COMPRISING USERS CONNECTED IN GROUPS

Title (en)

INTERACTIVE COMMUNICATION SYSTEM COMPRISING USERS CONNECTED IN GROUPS

Title (de)

INTERAKTIVES ÜBERTRAGUNGSSYSTEM MIT IN GRUPPEN VERBUNDENEN TEILNEHMER

Title (fr)

SYSTEME DE COMMUNICATION INTERACTIF COMPRENANT DES UTILISATEURS CONNECTES PAR GROUPES

Publication

EP 1055330 A1 (EN)

Application

EP 99963572 A

Priority

  • EP 9910050 W
  • FR 9815839 A

Abstract (en)

[origin: WO0036837A1] The invention relates to a communication system comprising a transmission medium, users connected in groups to the transmission medium through a convergence point, and a main station designed to receive data transmitted by the users over the transmission medium. The access to the transmission medium is limited for one and the same group of users at any given moment. According to the invention, the main station comprises means for assigning to the users access rights to the transmission medium by taking into account their membership of a group of users.

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

H04N 7/16; H04N 7/173

IPC 8 full level (invention and additional information)

H04B 7/15 (2006.01); H04H 20/76 (2008.01); H04J 3/00 (2006.01); H04N 7/16 (2011.01); H04N 7/173 (2011.01)

CPC (invention and additional information)

H04N 7/17309 (2013.01); H04N 7/165 (2013.01); H04N 21/6193 (2013.01); H04N 21/643 (2013.01)

Citation (search report)

See references of WO 0036837A1

Designated contracting state (EPC)

DE ES FR GB IT

EPO simple patent family

WO 0036837 A1 20000622; AU 1982000 A 20000703; CA 2320970 A1 20000622; CN 1143541 C 20040324; CN 1296699 A 20010523; EP 1055330 A1 20001129; JP 2002533028 A 20021002

INPADOC legal status


2005-02-16 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20040813

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

- Effective date: 20040202

2001-02-28 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 20001222

2000-11-29 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE ES FR GB IT