Electronic keyboard for one-hand operation

Details Electronic keyboard for one-hand operation Electronic keyboard for one-hand operation

H - Electricity

03

M

340/180

H03M 11/00 (2006.01) B41J 5/10 (2006.01) B41J 5/28 (2006.01) G06F 3/023 (2006.01) H03M 11/08 (2006.01)

Patent

CA 1297967

ABSTRACT Laurent GUYOT-SIONNEST Electronic keyboard for one-hand operation Priority: France No. 85 11 532 of 29 July 1985 in the Applicant's name The electronic keyboard for one-hand operation, more particularly for generating alphanumeric and analog characters and/or processing instructions comprises a plurality of keys (2, 4) and an electronic circuit connected electrically to said keys in order to interpret the state of the keys (2, 4) and deliver a signal indicative thereof, said electronic circuit also being connected to display means (6) and to external connection means. It comprises at least two keys (2) associated with the fingers of a hand other than the thumb and a key (4) associated with the thumb, each key (2) associated with a finger of the hand other than the thumb being adapted to assume three different states in response to said finger and the thumb key (4) can assume five different states in response to the thumb (see Fig. 1).

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