Patent Number: 7,826,114

Title: Hologram recording apparatus, hologram recording method and optical recording medium

Abstract: A hologram recording method is disclosed in which: signal light includes a plurality of arranged reversal regions in which lightness and darkness of plural pixels of a light and dark image is reversed for an intensity distribution of the light and dark image; the signal light is Fourier-transformed; the Fourier-transformed signal light and reference light are illuminated onto an optical recording medium; and the signal light is recorded as a hologram. Also is disclosed an apparatus capable of implementing the hologram recording method, and an optical recording medium usable with the method.

Inventors: Minabe; Jiro (Kanagawa, JP), Ogasawara; Yasuhiro (Kanagawa, JP), Yasuda; Shin (Kanagawa, JP), Kawano; Katsunori (Kanagawa, JP), Haga; Koichi (Kanagawa, JP), Hayashi; Kazuhiro (Kanagawa, JP), Yoshizawa; Hisae (Kanagawa, JP), Furuki; Makoto (Kanagawa, JP)

Assignee: Fuji Xerox Co., Ltd.

International Classification: G03H 1/16 (20060101)

Expiration Date: 2019-11-02 0:00:00