发明名称 Communication system
摘要 A communication system is provided of selecting the most approximate line from two or more connectable lines and connecting with a provider through the selected line in the mobile communication environment. The mobile device and the public phone of each phone company provide a standard wireless data communication facility, respectively. The public line pre-stores information about dial-up numbers of access points and a transmission speed of an internet provider. When the user starts the communication, the mobile device operates to obtain the most approximate access point information from each of the public phones and then dial up the most approximate access point through the public phone/line well-specified to the user.
申请公布号 US7065100(B2) 申请公布日期 2006.06.20
申请号 US20010001981 申请日期 2001.12.05
申请人 HITACHI, LTD. 发明人 YOSHIDA KENICHI;MARUYAMA TAKASHI;YOKOTA HITOSHI
分类号 G06F13/00;H04J3/16;H04J3/22;H04L12/28;H04L12/46;H04L12/56;H04M1/00;H04M1/738;H04M11/00;H04M17/00;H04W48/16;H04W48/20;H04W76/02 主分类号 G06F13/00
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