Analog keyboard of a video display appliance

Details Analog keyboard of a video display appliance Analog keyboard of a video display appliance

1996-12-17

1999-08-03

Horabik, Michael

Coded data generation or conversion

Bodily actuated code generator

Including keyboard or keypad

341 35, 345184, 200 24, 200 28, H01H 1920

Patent

active

059331011

ABSTRACT:
An analog keyboard of a video display appliance which serves to minimize the number of control switches of an analog keyboard and enables the diverse design of a monitor in the video display appliance. The analog keyboard includes a plurality of encoding switches having at least two contact terminals for consecutively outputting pulse signals according to the rotation of the encoding switches clockwise or counter-clockwise.

REFERENCES:
patent: 4443670 (1984-04-01), Nakamura
patent: 4922235 (1990-05-01), Pretitjean
patent: 5107088 (1992-04-01), Aoki
patent: 5128661 (1992-07-01), Fowler
patent: 5229935 (1993-07-01), Yamagishi
patent: 5541406 (1996-07-01), Waynik
patent: 5593023 (1997-01-01), Kaizaki
patent: 5613600 (1997-03-01), Yokoji

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