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.:
Date of Patent:
Jul. 25, 2006
Filed:
Aug. 28, 2002
Masahiro Endo, Tokorozawa, JP;
Yoshiaki Kurokawa, Chiba, JP;
Masahiro Ueno, Iruma, JP;
Takaya Tanabe, Tokorozawa, JP;
Manabu Yamamoto, Saitama, JP;
Masahiro Endo, Tokorozawa, JP;
Yoshiaki Kurokawa, Chiba, JP;
Masahiro Ueno, Iruma, JP;
Takaya Tanabe, Tokorozawa, JP;
Manabu Yamamoto, Saitama, JP;
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Abstract
In a two dimensional image recording and reproducing scheme, a position of a prescribed pattern in an information recording image that contains the prescribed pattern is detected by detecting a rough position of the prescribed pattern in the information recording image in units of pixel size, and then detecting a detailed position of the prescribed pattern in the information recording image in units less than the pixel size, according to the rough position and a center of gravity of a distribution of similarities between regions in the information recording image and a reference image of the prescribed pattern.