Multi-function key input device

Details Multi-function key input device Multi-function key input device

1988-03-15

1989-12-05

Orsino, Joseph A.

Coded data generation or conversion

Bodily actuated code generator

Including keyboard or keypad

340711, 341 27, 36470901, 379354, G09G 302

Patent

active

048855804

ABSTRACT:
A multi-function key input device having a touch panel serving as a key input means, which is operated separately according to different operational modes to display different symbols or matters with the aid of a central processing section, a memory section, a digital shift register and LCD drivers operating a liquid crystal device.

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"Display phone: telephone and terminal combine in a compact desk-top unit", Rod Adkins et al., Bell Northern Research, Ltd., Canada, C1.379-355.

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