Keyboard activated screen blanking

Details Keyboard activated screen blanking Keyboard activated screen blanking

G - Physics

06

F

G06F 3/14 (2006.01) G06F 1/32 (2006.01) G06F 3/02 (2006.01) G06F 21/00 (2006.01) G09G 5/00 (2006.01)

Patent

CA 2071704

KEYBOARD ACTIVATED SCREEN BLANKING Abstract of the Disclosure A keyboard controller which scans entered input sequences for an input sequence to activate a display blanking feature. A password and particular hot key are loaded by the system microprocessor. The keyboard controller then scans until the designated sequence is activated. The display on the monitor is blanked until a password sequence is entered. The password mode may be directly activated on command from the system microprocessor. The display blanking feature is especially useful in conjunction with a keyboard password lock.

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