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. 19, 2011
Filed:
Feb. 20, 2009
Seung-cheol Yoo, Gwacheon-si, KR;
Young-jin Park, Bucheon-si, KR;
Seung-cheol Yoo, Gwacheon-si, KR;
Young-jin Park, Bucheon-si, KR;
Samsung Electronics Co., Ltd., Suwon-Si, KR;
Abstract
A light scanning unit of an image forming apparatus to scan a light beam in forward and reverse directions, the light scanning unit including: a beam deflector to deflect the light beam, and to form forward direction and reverse direction scanning lines in an image section and first and second non-image sections respectively provided on opposite sides of the image section; a reflecting member to reflect a light beam inputted from the beam deflector; and a light detecting unit to receive a first light beam directly inputted from the beam deflector, and a second light beam inputted via the reflecting member, wherein the reflecting member includes a reflecting unit to reflect the inputted light beam to the light detecting unit, and a distinguishing unit to distinguish the reflected second light beam from the first light beam.