Shift register apparatus for storing data therein

Details Shift register apparatus for storing data therein Shift register apparatus for storing data therein

1989-02-23

1992-12-01

Heinz, A. J.

Static information storage and retrieval

Plural shift register memory devices

365221, 365238, 365183, 307481, 3072723, G11C 1900

Patent

active

051684632

ABSTRACT:
An apparatus for storing digital data includes a clock pulse source and plural serial shift register stages storing data bits. Digital data signals, each having plural databits, are coupled to and shifted in the stages in synchronization with the clock pulses. Data stored in the memory stages stages are held in a non-erasable memory unit provided for each stage while an emergency causing a failure of a power supply of the shift register occurs.

REFERENCES:
patent: 4092734 (1978-05-01), Collins et al.
patent: 4321694 (1982-03-01), Panigrahi et al.
patent: 4418418 (1983-11-01), Aoki
patent: 4651303 (1987-03-01), Dias et al.
patent: 4802136 (1989-01-01), Nose et al.
"Automobile Technology," Jitosha Gijutsu, vol. 40, No. 10, 1986 pp. 1337-1342 "Development and Application of Driving Data Recorder for Commercial Vehicles" by Nakajima et al.

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