Touch keyboard systems

Details Touch keyboard systems Touch keyboard systems

1989-03-09

1990-09-04

Oberley, Alvin

Coded data generation or conversion

Bodily actuated code generator

Including keyboard or keypad

341 33, G06F 314

Patent

active

049548239

ABSTRACT:
A display can be controlled through one or more thicknesses of glass and one or more air gaps using a transparent keypad through which the display can be observed. The display may be a TV, LCD or other type.

REFERENCES:
patent: 4145748 (1979-03-01), Eichelberger et al.
patent: 4237421 (1980-12-01), Waldron
patent: 4290052 (1981-09-01), Eichelberger et al.
patent: 4363029 (1982-12-01), Piliavin et al.
patent: 4374381 (1983-02-01), Ng et al.
patent: 4529967 (1985-07-01), Gifft
patent: 4543564 (1985-09-01), Audoin et al.

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