发明名称 Video camera power failure detection circuit
摘要 A digital power fluctuation detecting apparatus detects fluctuations in a power supply signal and includes a data storage device, coupled to the power supply signal, that stores predetermined digital data signals but modifies at least one stored signal if the power supply signal fluctuates; a data monitoring device that monitors the stored signals; and a power fluctuation detector that determines if the stored signals differ from the predetermined digital data signals.
申请公布号 US6243137(B1) 申请公布日期 2001.06.05
申请号 US19970826685 申请日期 1997.04.07
申请人 SONY CORPORATION 发明人 AIHARA KENICHI
分类号 H04N5/232;H04N5/44;H04N9/73;H04N17/00;(IPC1-7):H04N5/225;G08B21/00;G01R31/36 主分类号 H04N5/232
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