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Video display mode for dual displays

  • US 20030179154A1
  • Filed: 03/20/2002
  • Published: 09/25/2003
  • Est. Priority Date: 03/20/2002
  • Status: Active Grant
First Claim
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1. A dual video display controller for a digital computer system having separate first and second video output ports for connecting respectively to first and second video display units, said controller comprising:

  • a source of video data representing a logical map of a virtual desktop display image having a display resolution width greater than the resolution width capabilities of said display units; and

    first and second control elements (VC1 and VC2) capable of receiving portions of said video data defining different parts of said virtual desktop, and for applying received portions respectively to said first and second video output ports;

    whereby images of different parts of said virtual desktop are produced at said first and second display units.

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