Multi-screen display control system and its method
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United States of America Patent
Stats
-
Apr 3, 1990
Grant Date -
N/A
app pub date -
Apr 8, 1987
filing date -
Apr 9, 1986
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
In a transfer data screen buffer added to a multi-window display, a command stream for displaying segments to be displayed and superposed over the multi-window display is stored. By the execution of the command stream, the display data developed into a bit map undergoes exclusive OR operation bit by bit with the bit-map developed data of the multi-window data. The operation result is fed back to the display screen bit map memory to be displayed.
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Cited Art Landscape
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