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Stacked structure of an image sensor

  • US 6,680,525 B1
  • Filed: 01/09/2003
  • Issued: 01/20/2004
  • Est. Priority Date: 01/09/2003
  • Status: Expired due to Fees
First Claim
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1. An image sensor to be mounted to a printed circuit board, the image sensor comprising:

  • a substrate composed of a plurality of metal sheets arranged in a matrix, and a middle board positioned in a central region surrounded by the metal sheets, each of the plurality of metal sheets having a first board and a second board positioned at a different height from that of the first board, and a slot being formed under the substrate;

    an integrated circuit arranged within the slot under the substrate and electrically connected to the substrate;

    a frame layer surrounding the substrate and the integrated circuit, the first boards and second boards being exposed out of the frame layer, and the second boards being electrically connected to the printed circuit board;

    a photosensitive chip placed on the middle board of the substrate;

    a plurality of wires for electrically connecting the first boards to the photosensitive chip; and

    a transparent layer placed on the frame layer to cover the photosensitive chip.

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