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Image signal generating apparatus, an image signal generating program and an image signal generating method

  • US 7,297,864 B2
  • Filed: 01/20/2005
  • Issued: 11/20/2007
  • Est. Priority Date: 01/20/2004
  • Status: Expired due to Fees
First Claim
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1. An image signal generation apparatus, comprising:

  • a main body provided with a part to be slid;

    a sliding operation piece that is operated to slidably move in contact with the part to be slid of said main body; and

    a processor operable to control movement velocity of an image displayed on a display device based on sliding speed of said sliding operation piece,wherein said main body includes a measuring unit operable to measure the sliding speed of said sliding operation piece,wherein said measuring unit includes a optical sensor having a light emitting element and light receiving element,wherein said sliding operation piece is formed with first light receiving areas and second light receiving areas which are alternately arranged in longitudinal direction and have different optical characteristic,wherein said light receiving element operable to receive light from said light emitting element via said first light receiving areas of said sliding operation piece and convert it into an electrical signal, andwherein said processor generate the image signal corresponding to the electrical signal output from said light receiving element.

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