The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7031038 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 18, 2006

Filed:

Jan. 25, 2005
Applicants:

Masakazu Ogasawara, Tsurugashima, JP;

Akihiro Tachibana, Tsurugashima, JP;

Yoshihisa Kubota, Tsurugashima, JP;

Inventors:

Masakazu Ogasawara, Tsurugashima, JP;

Akihiro Tachibana, Tsurugashima, JP;

Yoshihisa Kubota, Tsurugashima, JP;

Assignee:

Pioneer Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03H 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A hologram apparatus includes a light beam interfering section for allowing reference and signal light beams to interfere to form a hologram recording region; a reproducing section for allowing the reference light beam to be incident on the recording region and generating a reproduced light; an image sensor for detecting a hologram-reproduced image; a distortion determining section for detecting the distortion-detecting data from the hologram-reproduced image to determine a distortion of the hologram-reproduced image; a distortion corrector for correcting a distortion of the hologram-reproduced image; and a controller for correcting the distortion in accordance with a determined distortion.


Find Patent Forward Citations

Ogasawara, Masakazu. (2006). Hologram apparatus capable of detecting and correcting distortion of hologram image (U.S. Patent No. 7031038). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7031038

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