Hologram retention method

Details Hologram retention method Hologram retention method

2007-06-12

2007-06-12

Chang, Audrey (Department: 2872)

Optical: systems and elements

Holographic system or element

Copying by holographic means

C359S035000, C359S032000, C430S001000

Reexamination Certificate

active

10799659

ABSTRACT:
Information recorded as a hologram in a predetermined position of an optical recording medium is reproduced, and subsequently the reproduced information is re-recorded and retained in the same position as the predetermined position as a hologram. Alternatively, information recorded as a hologram in a predetermined position of an optical recording medium is reproduced, and subsequently the reproduced information is re-recorded and retained in a position different from the predetermined position as a hologram easily.

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patent: A 10-340479 (1998-12-01), None
patent: A 2003-126692 (2003-05-01), None
Tsujioka, Tsuyoshi et al. “Superlow-Power Readout Characteristics of Photochromic Memory.”Jpn. Journal Of Appl. Physicsvol. 34 Part 1, No. 12A Dec. 1995, pp. 6439-6443.

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