发明名称 SOUND PICKUP DEVICE INTEGRATED WITH LIGHTING SYSTEM
摘要 PROBLEM TO BE SOLVED: To provide a highly sensitive sound pickup for detecting sound in a dwelling place, without impairing livability and appearance. SOLUTION: A sound pickup, integrated with an illumination device, comprises a microphone mounted on or adjacent to a focus of a curved reflector that reflects the light of a light source arranged in the lighting system for the purpose of illumination.
申请公布号 JP2001236822(A) 申请公布日期 2001.08.31
申请号 JP20000043425 申请日期 2000.02.21
申请人 NATL INST OF ADVANCED INDUSTRIAL SCIENCE & TECHNOLOGY METI;NISHIDA YOSHIFUMI;HIRAI SHIGEOKI 发明人 NISHIDA YOSHIFUMI;HIRAI SHIGEOKI
分类号 G10K11/28;F21V33/00;H04R1/02 主分类号 G10K11/28
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