发明名称 Remote telephone system
摘要 This invention relates to a cordless telephone system which includes a radiophone having a radio transmitter and a radio receiver, and a radio station wired to a communication line having a ratio transmitter and a radio receiver. The radiophone is provided with a means which develops a pulse signal. The means may be a dial thereof, where the pulse signals is to be a dialing signal. The pulse signal is emitted to the radiophone on a carrier wave. The radiophone is provided with a means which detects and responds the pulse signal, and also a means which enables or disables a dialing signal demodulator therein as a function of the response of the means.
申请公布号 US4291197(A) 申请公布日期 1981.09.22
申请号 US19790044069 申请日期 1979.05.31
申请人 MARUYOSHI SANGYO KABUSHIKI KAISHA 发明人 YONAGA, YOSHIFUMI
分类号 H04M1/725;(IPC1-7):H04Q7/04 主分类号 H04M1/725
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