发明名称 |
Digital audio recording apparatus |
摘要 |
An audio signal recording device has an input terminal, a modulator for modulating an input signal, a detecting circuit for detecting whether an input signal maintains a fixed value for a predetermined period of time, a signal generator for generating an idling signal, a delay for delaying a modulated input signal and a switch for alternately inputting either the idling signal or modulated input signal to a recording circuit.
|
申请公布号 |
US5574453(A) |
申请公布日期 |
1996.11.12 |
申请号 |
US19950395242 |
申请日期 |
1995.02.24 |
申请人 |
SONY CORPORATION |
发明人 |
NISHIO, AYATAKA;OGURA, YASUHIRO |
分类号 |
G11B20/10;G11B20/18;H04B14/06;(IPC1-7):H04N1/38;H03M7/00 |
主分类号 |
G11B20/10 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|