Memory card

Details Memory card Memory card

1984-10-16

1987-06-09

Shaw, Gareth D.

Registers

Coded record sensors

Readout control

235375, 235454, 235492, G06K 1906

Patent

active

046721827

ABSTRACT:
A memory card has a card medium and a laser memory for storing data. A data processing section for storing encryption and/or decryption key data, an encryption and/or decryption program and a password is arranged in the card medium. When the same password as prestored in the data processing section is input, the input data is encrypted and/or decrypted in accordance with the encryption and/or decryption key data and the encryption and/or decryption program. The encrypted and/or decrypted data is stored in the laser memory.

REFERENCES:
patent: 3874586 (1975-04-01), Foote et al.
patent: 4094462 (1978-06-01), Moschner
patent: 4105156 (1978-08-01), Dethloff
patent: 4159417 (1979-06-01), Rubincam
patent: 4222516 (1980-09-01), Badet et al.
patent: 4442345 (1984-04-01), Mollier et al.
patent: 4484067 (1984-11-01), Obrecht
patent: 4544835 (1985-10-01), Drexler
patent: 4544836 (1985-10-01), Galvin et al.
patent: 4550248 (1985-10-01), Hoppe et al.
patent: 4563575 (1986-01-01), Hoppe et al.
patent: 4578717 (1986-03-01), Lemelson
IBM Technical Disclosure Bulletin, vol. 24, No. 6, Nov. 81, pp. 2985-2986.

Affiliated with

Also associated with

Rating

Memory card does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Memory card, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Memory card will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1830175