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Optical sensor device and electronic apparatus with an amplifier circuit and dual level shift circuit

  • US 8,039,782 B2
  • Filed: 07/27/2007
  • Issued: 10/18/2011
  • Est. Priority Date: 09/19/2003
  • Status: Expired due to Fees
First Claim
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1. An optical sensor device comprising:

  • an optical sensor element;

    an amplifier circuit;

    an I-V conversion resistor;

    a first level shift circuit; and

    a second level shift circuit,wherein a first input terminal of the amplifier circuit is electrically connected to the I-V conversion resistor and a first electrode of the optical sensor element through the first level shift circuit,wherein an output terminal of the amplifier circuit is electrically connected to a second input terminal of the amplifier circuit through the second level shift circuit, andwherein the optical sensor element and the amplifier circuit are formed over a substrate.

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