Patent ID: 6330441
Filing Date: 2001-12-11
Classification: H04W

Abstract:
A communication system comprising:at least one radio base station having voice data processing function which can communicate with plural mobile radio terminal equipment and said radio base station has call control function and protocol conversion function of converting a protocol between the LAN protocol and a mobile radio terminal equipment protocol, wherein said radio base station is connected to a wired LAN network; anda circuit controller having call control function which controls communications between said radio base station and other terminal equipment having voice data processing function connected to said wired LAN network, wherein said circuit controller is connected to said radio base station through said wired LAN network and said circuit controller directs said radio base station to carry out call control, and wherein said circuit controller includes communication control means for managing a communication path between said radio base station and said other terminal equipment, and wherein said radio base station and said other terminal equipment transmits and receives a voice data respectively between them through said wired LAN network when a communication path between said radio base station and said other terminal equipment is established, and wherein said voice data transmitted between said radio base station and said other terminal equipment does not pass through said circuit controller.