发明名称 METHOD AND APPARATUS FOR A NATION-WIDE CELLULAR TELEPHONE NETWORK
摘要 A method and apparatus for a nation-wide cellular telephone network that controls access to cellular systems is provided in which a cellular system (14) includes a mobile unit (16), transmission towers (18), MTSO (20), and a clearinghouse link (22). The cellular system (14) is linked to a telecommunications platform (24). The telecommunications platform (24) is linked to central hosts (26 and 28). Calls to or form mobile unit (16) are directed through telecommunications platform (24), thereby reducing opportunities for cellular fraud and reducing cellular air usage charges.
申请公布号 EP0715793(A1) 申请公布日期 1996.06.12
申请号 EP19940923567 申请日期 1994.07.20
申请人 HIGHWAYMASTER COMMUNICATIONS, INC. 发明人 KENNEDY, WILLIAM, C., III;WESTERLAGE, KENNETH, R.
分类号 G01D4/00;G07C5/00;G08G1/123;H04B7/185;H04W12/08;(IPC1-7):H04M11/00 主分类号 G01D4/00
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