Secondary user interface

  • US 6,661,435 B2
  • Filed: 11/14/2001
  • Issued: 12/09/2003
  • Est. Priority Date: 11/21/1997
  • Status: Expired due to Term
First Claim
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1. A method in a computer system for controlling access to a video display system, the video display system having a video display and video display hardware that is controlled by a video device driver, the computer system having an operating system display interface that enables applications to send output to the video display hardware through the video device driver, comprising:

  • communicating with the video device driver, without communicating through the operating system display interface, to create an area of the video display that is capable of displaying output that is not obscured by output from the operating system display interface; and

    sending output to the created area, such that output displayed in the created area is not obscured by output from the operating system display interface.

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