发明名称 |
PERSONAL HANDY PHONE SYSTEM TERMINAL PROVIDED WITH POSITION INFORMATION CONFIRMATION FUNCTION, AND PERSONAL HANDY PHONE SYSTEM |
摘要 |
PROBLEM TO BE SOLVED: To obtain a personal handy phone system terminal by which the position of an opposite PHS terminal, the distance between a present PHS terminal and the opposite PHS terminal and a parting/approaching state of the opposite PHS terminal can be confirmed by using the present PHS terminal and to obtain a personal handy phone system(PHS) terminal used for the system. SOLUTION: This system has a plurality of PHS terminals and a position information service center. Each PHS terminal has an inquiry information transmission means that uses a telephone number of a second PHS terminal to allow a first PHS terminal to acquire position information of the second PHS terminal. The position information service center has a position information database having position information of each of PHS terminals and a terminal notice means that informs the first PHS terminal of the position information of the second PHS terminal. |
申请公布号 |
JP2000209640(A) |
申请公布日期 |
2000.07.28 |
申请号 |
JP19990006495 |
申请日期 |
1999.01.13 |
申请人 |
NIPPON TELEGRAPH & TELEPHONE EAST CORP;NIPPON TELEGRAPH & TELEPHONE WEST CORP |
发明人 |
MIYATA MASASHI;KISHI KATSUHIRO;YAMAGUCHI TAKAHIKO;UNNO KAZUHISA;ANDO ETSUO;KUWANO TETSUO;SHIMIZU TOSHINOBU |
分类号 |
G06F13/00;H04W4/02;H04W88/02;(IPC1-7):H04Q7/34 |
主分类号 |
G06F13/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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