Extended numerical keyboard with structured data-entry capabilit

Details Extended numerical keyboard with structured data-entry capabilit Extended numerical keyboard with structured data-entry capabilit

1996-03-11

1997-04-22

Malzahn, David H.

Boots, shoes, and leggings

341 22, G06F 302

Patent

active

056234333

ABSTRACT:
An extended numerical keyboard (10) provided with four additional number-entry keys: three structure keys (11) and one swap key (12), located next to the matrix of ten digit keys and decimal point key found in conventional numerical keyboards, able to implement a structured input number operation in a way consistent with the oral expression of the number; a decoding method to convert a symbolic representation of the verbal expression of a number into a number; and a coding method to convert a number into a symbolic representation of the verbal expression of the number.

REFERENCES:
patent: 3739161 (1973-06-01), Gross et al.
patent: 3764791 (1973-10-01), Kushio
patent: 3987290 (1976-10-01), Dickinson
patent: 4134536 (1979-01-01), Saito et al.
patent: 4761750 (1988-08-01), Yoshino et al.
patent: 4833632 (1989-05-01), Nishimura et al.

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