发明名称 |
Radio telephone system control apparatus and method |
摘要 |
A method and apparatus for controlling a radio telephone system of the type wherein a connection between a wired telephone channel and a plurality of radio telephone handsets is controlled by a single base station connected to the wired telephone channel, a ring signal through the wired telephone channel is detected, a paging signal is sent to the radio telephone handsets from the base station when the ring signal is detected and a paging response signal is sent to the base station from the radio telephone handset in response to the paging signal. Further a channel designating signal is sent to the radio telephone handset in accordance with the paging response signal, a radio channel of the base station is switched to a radio channel corresponding to the channel designating signal, the radio channel of the radio telephone handset is switched to a radio channel corresponding to the channel designating signal, and a speech channel is established between a radio telephone handset responding to the paging signal and the wired telephone channel.
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申请公布号 |
US4802200(A) |
申请公布日期 |
1989.01.31 |
申请号 |
US19860900590 |
申请日期 |
1986.08.26 |
申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORPORATION;NEC CORPORATION |
发明人 |
MURATA, YOSHITOSHI;YOSHIZAWA, KAZUHIRO;YOTSUTANI, AKIO;ITO, KOICHI |
分类号 |
H04M1/725;(IPC1-7):H04M11/00 |
主分类号 |
H04M1/725 |
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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