Method for recording and reproducing information by varying a wo

Details Method for recording and reproducing information by varying a wo Method for recording and reproducing information by varying a wo

1993-03-01

1993-12-14

McElheny, Jr., Donald E.

Dynamic information storage or retrieval

Specific detail of information handling portion of system

Radiation beam modification of or by storage medium

369121, 3692752, G11B 700

Patent

active

052709957

ABSTRACT:
A method and a device for recording and reproducing information utilizing a work function variation of a recording medium, the recording medium being made of a material whose work function can vary according to a structural change thereof caused by the irradiation of an electromagnetic wave or electron beam.

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patent: 4826732 (1989-05-01), Kazan et al.
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patent: 4888758 (1989-12-01), Scruggs et al.
patent: 4916688 (1990-04-01), Foster et al.
Publication entitled "High Capacity Memories Using Short-Wavelength or Electron Beam Irradiation of the Storage Medium", J. S. Courtney-Pratt; Western Electric Technical Digest, Sep. 1984.
59-221846 English Abstract of Japanese Document.
60-117434 English Abstract of Japanese Document.
59-221847 English Abstract of Japanese Document.

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