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.

Date of Patent:
Jan. 06, 2004

Filed:

Sep. 29, 1999
Applicant:
Inventors:

Kazuya Hisaki, Kawasaki, JP;

Makoto Kato, Sagamihara, JP;

Toshiyuki Moritsu, Yokohama, JP;

Nobuo Kotatsu, Yokohama, JP;

Assignee:

Hitachi, Ltd., Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 9/36 ; G06T 1/550 ; G03B 1/503 ;
U.S. Cl.
CPC ...
G06K 9/36 ; G06T 1/550 ; G03B 1/503 ;
Abstract

Light sources are disposed at a plurality of different positions for an object body to be photographed, and a plurality of images corresponding to respective light source positions are photographed, and from the change in the direction or the color on the surface of the object body to be photographed, the parameters to be the coefficient for introducing the direction or the color on the surface of the object body observed from the light source position are measured, and an image can be synthesized for any light source position using the above-mentioned data. Thereby, it is made possible to synthesize an image for any light source position with the data which can be easily available as the images of an object body photographed with a camera and so on, without needing many hands or special tools.


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