Medium and method for irreversible storage of information

Details Medium and method for irreversible storage of information Medium and method for irreversible storage of information

1987-02-13

1989-08-22

Stephan, Steven L.

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Electrical modification or sensing of storage medium

219216, 204 2, 346 76R, 346 76PH, 3461531, 365153, 369151, 369276, 369288, G01B 102, G01C 1302

Patent

active

048602779

ABSTRACT:
A medium for irreversible information storage by locally changing the electrical conductivity of a carrier whose discrete areas of electrical conductivity have been produced by means of polymeric systems which contain conjugated double bonds and are formed by a field-chemical reaction, and a method for carrying out this information storage.

REFERENCES:
patent: 2698928 (1955-01-01), Pulvari
patent: 3179944 (1965-04-01), Dickens
patent: 3872318 (1975-03-01), Murayama
patent: 4042936 (1977-08-01), Yoshikawa
patent: 4121260 (1978-10-01), Dye et al.
patent: 4317139 (1982-02-01), Nelson
patent: 4375427 (1983-03-01), Miller
patent: 4559284 (1985-12-01), Nishimura
Scientific American, Oct. 1986, vol. 255, No. 4, p. 190.

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