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:
Sep. 14, 2004
Filed:
Mar. 20, 2003
Ken Ioka, Hachioji, JP;
Yasuhiro Komiya, Hino, JP;
Toshiyuki Ebihara, Hino, JP;
Seiji Tatsuta, Hachioji, JP;
Olympus Optical Co., Ltd., Tokyo, JP;
Abstract
An image recording apparatus is provided which includes a test pattern reader for reading a test pattern image recorded by respective recording heads; an image recording position error detector for detecting, from the read test pattern, an error in image recording position for each recording element of each recording head relative to a predetermined image recording position; a correction data generator for producing correction data for correcting the error in image recording position for each recording element of each recording head in accordance with the detected recording position error; a correction unit for correcting an image signal to be recorded by each recording element of each recording head, on the basis of the produced correction data; and a controller for operating the test pattern reader, the image recording position error detector, and the correction unit at a particular time.