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:
Jan. 30, 2007
Filed:
Dec. 10, 2004
Kim Leong Tan, Santa Rosa, CA (US);
Karen Denise Hendrix, Santa Rosa, CA (US);
Markus Duelli, Santa Rosa, CA (US);
Charles Andy Hulse, Sebastopol, CA (US);
Kim Leong Tan, Santa Rosa, CA (US);
Karen Denise Hendrix, Santa Rosa, CA (US);
Markus Duelli, Santa Rosa, CA (US);
Charles Andy Hulse, Sebastopol, CA (US);
JDS Uniphase Corporation, Milpitas, CA (US);
Abstract
The present invention relates to trim retarders used to compensate for residual birefringence created by liquid crystal display panels. In particular the present invention relates to a trim retarder with negative out-of-plane birefringence provided by a form birefringent multi-layer dielectric stack for compensating for retardances resulting from liquid crystal on silicon display panels.