<p>In an infrared sensor having a pyroelectric element (1) and an FET (2) in a shielding case (6), a capacitor (C1, C2) is connected to at least one of drain and source electrodes of the FET (2) in order to remove influences due to an external high-frequency electric field.</p>
申请公布号
EP0145457(A2)
申请公布日期
1985.06.19
申请号
EP19840308489
申请日期
1984.12.06
申请人
KUREHA KAGAKU KOGYO KABUSHIKI KAISHA (ALSO CALLED: KUREHA CHEMICAL INDUSTRY CO. LTD.)
