Telephonic data access and transmission system

Details Telephonic data access and transmission system Telephonic data access and transmission system

1985-09-03

1987-06-30

Rubinson, Gene Z.

Telephonic communications

Telephone line or system combined with diverse electrical...

Having transmission of a digital message signal over a...

379 52, 379 88, 379 96, H04M 1106, H04M 1100

Patent

active

046776591

ABSTRACT:
A system for transmitting and accessing data through a standard telephone system. The system including activating a key or sequence of keys wherein each key represents a plurality of letters. Signals produced by activating the keys are compared to a data base having indexed entries of words or names. In this way, words can be input into the system using only 8 unique keys.

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patent: 3870821 (1975-03-01), Steury
patent: 4304968 (1981-12-01), Klausner et al.
patent: 4426555 (1984-01-01), Underkoffler
patent: 4440977 (1984-04-01), Pao et al.
patent: 4532378 (1985-07-01), Nakayama et al.
patent: 4585908 (1986-04-01), Smith
patent: 4608460 (1986-08-01), Carter et al.
L. R. Rabiner, "Digital Techniques for Computer Voice Response: Implementations and Applications", IEEE, Apr. 1976, pp. 427-432.
Smith et al., "Alphabetic Data Entry Via the Touch-Tone Pad", Human Factors, Apr. 1971, pp. 189-190.
"Straight Talk", DECtalk, Inc., pp. 11 and 12, Copyright 1985.

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