Method and system for group communications in a wireless...

H - Electricity – 04 – L

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H04L 12/18 (2006.01) H04B 7/00 (2006.01) H04B 7/204 (2006.01)

Patent

CA 2539841

Apparatus (50) for enabling group duplex communication in a wireless communications system (100) that includes a receiving device for receiving a first (14), second (24) and third (34) individual encoded voice signal from a first (10), second (20) and third (30) communications unit a over corresponding first (12), second (22) and third (32) communications resources, the first, second and third encoded signals being a function of respective first, second and third original voice signals; a processing device for generating at least one combined voice signal (80) that is a function of the first, second and third original voice signals, and generating at least one combined encoded voice signal (90) from the at least one combined voice signal; and a transmitting device for transmitting the at least one combined encoded voice signal to the first, second and third communications units over corresponding outbound wireless communications resources (18, 28, 38).

L'invention concerne un appareil (50) pour communications duplex de groupe dans un système de communications hertzien (100) qui comprend un dispositif de réception de premier (14), deuxième (24) et troisième (34) signaux vocaux codés individuels depuis des premier (10), deuxième (20) et troisième (30) unités de communications via des première (12), deuxième (22) et troisième (32) ressources de communications, ces signaux étant fonction de premier, deuxième et troisième signaux vocaux originaux; il comprend aussi un dispositif de traitement produisant au moins un signal vocal combiné (80) qui est fonction de premier, deuxième et troisième signaux vocaux originaux, et produisant au moins un signal vocal codé combiné (90) à partir du ou des signaux vocaux combinés; et un dispositif de transmission de ce ou ces signaux vocaux codés combinés vers des première, deuxième et troisième unités de communications via des ressources de communications hertziennes de sortie (18, 28, 38).

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