Handwritten character input device

Details Handwritten character input device Handwritten character input device

1989-10-04

1990-08-07

Moore, David K.

Communications: electrical

Land vehicle alarms or indicators

Internal alarm or indicator responsive to a condition of the...

340706, 340712, 178 18, G09G 302

Patent

active

049471562

ABSTRACT:
A handwritten character input device in which a dot-matrix display panel and a tablet are laid one on the other. The detection coordinates of the tablet correspond with the dot coordinates of the display panel. A coordinate conversion unit is provided for shifting the dot coordinates vertically and laterally with respect to the detection coordinates of the tablet.

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patent: 4523188 (1985-06-01), Huber
patent: 4577057 (1986-05-01), Blesser
patent: 4646073 (1987-02-01), Fukunaga et al.

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