×

Multi-screen synthesizing display apparatus and method

  • US 20070216700A1
  • Filed: 09/01/2006
  • Published: 09/20/2007
  • Est. Priority Date: 03/15/2006
  • Status: Active Grant
First Claim
Patent Images

1. A multi-screen synthesizing display apparatus, comprising:

  • a video memory comprising a plurality of logical blocks, each of which, as a logical screen, corresponds to a display terminal;

    a logical screen module for mapping display data of windows required to be displayed on the display terminal onto at least one of the logical screens;

    multiple sets of window registers assigned with priority levels, which, based their priority levels, corresponds to the windows to be displayed on the display terminal respectively, and each set of the window registers stores location coordinates of its corresponding window and an identification of the corresponding mapped logical screen;

    a logical screen synthesizing module for retrieving and outputting the display data which is contained in a logical screen indicated by an active set among the sets of window registers with highest priority level, based on the position coordinates of current scanned pixel.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×