Cursor display control method and apparatus in a graphic display system

A cursor display control in a graphic display system is provided in which a storage range is provided for exclusive use for a cursor pattern and a desired shape is defined in the storage range to thereby perform a high-speed cursor movement. A display control apparatus in the graphic display system...

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Hauptverfasser: FUKUSHIMA, TADASHI, NARITA, MASAHISA, KOMAGAWA, TOORU, MATSUO, SHIGERU
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:A cursor display control in a graphic display system is provided in which a storage range is provided for exclusive use for a cursor pattern and a desired shape is defined in the storage range to thereby perform a high-speed cursor movement. A display control apparatus in the graphic display system includes a memory (510, 520) for storing a cursor pattern, shift register (530) for performing a shift processing in a non-display period of the cursor for positioning in the display screen, and parallel-serial converter (101, 103) for performing parallel to serial conversion at the display timing of the cursor, whereby the apparatus is suitable to be integrated in the form of an LSI and the cursor can be moved at a high speed on the screen.