发明名称 REFLECTION PREVENTION SYSTEM, IMAGING DEVICE AND RECEIVER
摘要 PROBLEM TO BE SOLVED: To provide a reflection prevention system which prevents the reflection of an unintended photograph object with a cheap configuration and which efficiently performs a video image and a voice recording work in a TV program, movie work, etc. and also to provide an imaging apparatus and a receiver. SOLUTION: In a reflection prevention system which prevents the reflection of unintended photograph object in a video image photoed by an imaging apparatus, the imaging apparatus includes a regulation means which regulates an angle of field, and a plurality of radio wave transmission means for outputting a radio wave based on regulation data obtained by the regulation means. The unintended photograph object has at least one radio wave reception means for receiving the radio wave obtained by the radio wave transmitting means, a warning judging means for judging the necessity of the warning according to the signal obtained by the radio wave receiving means, and a warning output means for outputting the warning according to the judged result obtained by the warning judging means. COPYRIGHT: (C)2006,JPO&NCIPI
申请公布号 JP2005348215(A) 申请公布日期 2005.12.15
申请号 JP20040167086 申请日期 2004.06.04
申请人 NIPPON HOSO KYOKAI <NHK> 发明人 NAKAJIMA KENJI;IKEDA TETSUOMI
分类号 H04N5/225;(IPC1-7):H04N5/225 主分类号 H04N5/225
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