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:
May. 05, 2015
Filed:
Apr. 16, 2012
Chi-young Park, Suwon-si, KR;
Kwang-seok Byon, Yongin-si, KR;
Jung-soo Kim, Suwon-si, KR;
Jin-young Bang, Yongin-si, KR;
Young-jae Hwang, Suwon-si, KR;
Chi-young Park, Suwon-si, KR;
Kwang-seok Byon, Yongin-si, KR;
Jung-soo Kim, Suwon-si, KR;
Jin-young Bang, Yongin-si, KR;
Young-jae Hwang, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A light amount adjusting apparatus includes: a two-dimensional (2D) aperture assembly that adjusts an opening area of a via hole through which light is transmitted; a three-dimensional (3D) aperture plate that forms a first opening and a second opening by blocking a part of the via hole, or moving to outside of the via hole to open the via hole; a first shielding plate that is movable to open or close the first opening; and a second shielding plate that is movable so as to close the second opening when the first shielding plate opens the first opening and to open the second opening when the first shielding plate closes the first opening.