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. 16, 2019
Filed:
Oct. 11, 2018
Konica Minolta, Inc., Tokyo, JP;
Yoshihiro Esumi, Tokyo, JP;
Konica Minolta, Inc., Chiyoda-ku, Tokyo, JP;
Abstract
An image forming apparatus includes: a photoreceptor; a light source; a rotational polygon mirror including a plurality of mirror surfaces on an outer circumferential surface of a rotating body; and a hardware processor that: controls the light source to perform emission of a light beam; controls to rotate the rotational polygon mirror to perform a sequential primary scanning; and corrects a shift of an exposure position of the light beam; and a clock characteristic changer capable of changing a clock characteristic including at least one of frequency and phase of a write clock, wherein the hardware processor controls to execute two-dimensional exposure with the clock characteristic of the write clock, controls to execute the two-dimensional exposure at a predetermined relative position with respect to the mirror surface, and specifies a mirror surface used for formation of each portion of the detection pattern.