Ericsson, BB Mobile Successfully Hand Over IMS Service between 3G and WLAN.Tokyo, Japan, July 29, 2005 - (JCNN) - Ericsson and BB Mobile, a Softbank affiliate, jointly completed the world's first test with an IP multimedia subsystem An integrated network for telecommunications carriers that uses the IP protocol as its foundation for packetized voice, video and data. Supporting voice over IP (VoIP) in all its flavors (SIP, H.323, MGCP, etc. (IMS (1) See IP Multimedia Subsystem. (2) (Information Management System) An early IBM hierarchical DBMS for IBM mainframes. IMS was widely implemented throughout the 1970s under MVS and continues to be used under z/OS. ) between a 3G mobile network and a wireless local area network (WLAN). The demonstration, using Softbank BB's Yahoo! BB ADSL WLAN network and Ericsson's W-CDMA See WCDMA. 3G mobile network, showed that end users can enjoy the IMS service seamlessly by continuously connecting either to the LAN (Local Area Network) A communications network that serves users within a confined geographical area. The "clients" are the user's workstations typically running Windows, although Mac and Linux clients are also used. or the 3G. The two partners plan to incorporate this seamless handover function into the release 8 of the 3GPP. Source: JCN http://www.japancorp.net Copyright [c] 2005 Japan Corporate News Network. All rights reserved. |
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