发明名称 PHONE SERVICE PROVISIONING
摘要 <p>A method and apparatus is disclosed which provides for the switching from service providers on dial-up connection. A user connection device like a cellular phone is programmed to receive command functions. The command functions allow the user to navigate across services provided through the dial-up connection. Once a first service is activated, a second service can be connected to automatically by selecting from a menu option. Navigation can also be performed by voice activation.</p>
申请公布号 WO2001060092(A2) 申请公布日期 2001.08.16
申请号 US2001004319 申请日期 2001.02.09
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