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:
Apr. 25, 2017
Filed:
May. 24, 2013
Raytheon Company, Waltham, MA (US);
Terry A. Dorschner, Marlborough, MA (US);
Irl W. Smith, Concord, MA (US);
Amanda J. Kirchner, Worcester, MA (US);
Steven R. Collins, Lexington, MA (US);
Daniel P. Resler, Carlisle, MA (US);
Linda A. Palmaccio, Carlisle, MA (US);
Raytheon Company, Waltham, MA (US);
Abstract
A transmissive liquid crystal (LC) control structure comprising: a superstrate () having a first surface () having a GaN HEMT structure disposed thereon to provide a conductor on the first surface of said superstrate; a substrate () having a first surface disposed over and spaced apart from the first surface of said superstrate and having a GaN HEMT structure () disposed thereon to provide a conductor on the first surface of said substrate and wherein the GaN HEMT structure on one of the superstrate and substrate surfaces are patterned into individual electrodes; a polymer network liquid crystal (PNLC) () disposed in the space between the first surface of said superstrate and the first surface of said substrate; and a control circuit coupled to the individual electrodes.