Data processor systems

Details Data processor systems Data processor systems

1993-09-02

1995-04-11

Gregory, Bernarr E.

Cryptography

Cryptanalysis

380 9, 380 23, 380 25, 380 30, 380 49, 380 50, 235380, H04L 900

Patent

active

054066247

ABSTRACT:
A processor unit connectable between a computer and a keyboard unit stores a plurality of programs for operating the processor unit according to either a Transparent Mode wherein stored data inputted from the keyboard via a keyboard I/O port in the processor unit is transmitted to the computer unit, or according to one of a plurality of Special Handling Modes, and is controlled to select either the Transparent Mode or one of the Special Handling Modes.

REFERENCES:
patent: 4598170 (1986-07-01), Piosenka et al.
patent: 4783798 (1988-11-01), Leibholz et al.
patent: 4797928 (1989-01-01), Dykes
patent: 4881263 (1989-11-01), Herbison et al.
patent: 4914696 (1990-04-01), Dudczak et al.
patent: 4924513 (1990-05-01), Herbison et al.
patent: 4942606 (1990-07-01), Kaiser et al.
patent: 4965804 (1990-10-01), Trbovich et al.
patent: 4980913 (1990-12-01), Skret
patent: 4984272 (1991-01-01), McIlroy et al.
patent: 4995112 (1991-02-01), Aoyama
patent: 5001755 (1991-03-01), Skret
patent: 5048087 (1991-09-01), Trbovich et al.
patent: 5063596 (1991-11-01), Dyke
patent: 5065429 (1991-11-01), Long
patent: 5224166 (1993-06-01), Hartman, Jr.

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