发明名称 Radio microphone set with digital transmission and analog signal correction
摘要 A radio microphone set with digital transmission and analog signal correction, comprising a radio-frequency transmitter and a radio-frequency receiver, provided respectively with an encoding unit comprising an analog/digital signal converter, driven by an audio signal detector and with a signal decoding unit driving sound diffusion elements; the transmitter having a first line and a second line that lead to respective transmission components at different frequencies for the digital and analog signals; the receiver having respective lines originating from digital and analog signal receiving components with incorrect signal detection device, a digital/analog signal converter and a switch adapted to send to elements signal from converter, replacing incorrect signal with analog signal.
申请公布号 US2004176046(A1) 申请公布日期 2004.09.09
申请号 US20040779713 申请日期 2004.02.18
申请人 A.E.B. S.R.L. 发明人 VICARI ARTURO
分类号 H04L1/22;(IPC1-7):H04B1/40 主分类号 H04L1/22
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