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:
Mar. 13, 2012
Filed:
May. 18, 2009
Sudong Roh, Anyang-si, KR;
Insu Baik, Paju-si, KR;
Sudong Roh, Anyang-si, KR;
Insu Baik, Paju-si, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
Disclosed is a system for aligning a 3D image display device. The system for aligning the 3D image display device comprises: a display panel showing a left eye image and a right eye image, and having a display panel align mark at a circumference of the display panel; a plurality of 3D filter including a transparent substrate, and a retarder converting a left eye image into a first polarized light and a right eye image into a second polarized light on the transparent substrate; a plurality of 3D filter align mark having a retarder pattern formed at a circumference of the 3D filter on the transparent substrate of the 3D filter, and a reflection plate formed on the retarder pattern; and a vision system taking pictures of the display panel align marks and the 3D filter align marks.