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.:

US 8035879 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 11, 2011

Filed:

Aug. 06, 2009
Applicants:

Wen-chun Wang, Taichung, TW;

Kuo-chang Su, Tainan County, TW;

Cheng-yi Chen, Chang Hua County, TW;

Inventors:

Wen-Chun Wang, Taichung, TW;

Kuo-Chang Su, Tainan County, TW;

Cheng-Yi Chen, Chang Hua County, TW;

Assignee:

Wintek Corporation, Taichung, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/03 (2006.01); G02B 26/02 (2006.01);
U.S. Cl.
CPC ...
Abstract

An electrowetting display device includes a first and a second transparent substrates, multiple partition walls, a polar liquid, a non-polar liquid, and a phosphor layer. The non-polar liquid is opaque and immiscible with the polar liquid. The phosphor layer is formed on at least one of the first and the second transparent substrates. The phosphor layer comprises a first part that transforms the short-wavelength light into red light, a second part that transforms the short-wavelength light into green light, and a third part that transforms the short-wavelength light into blue light or allows the short-wavelength light to pass therethrough without transformation. Each of the first, the second, and the third parts is corresponding to one pixel unit.


Find Patent Forward Citations

Wang, Wen-Chun. (2011). Electrowetting display device (U.S. Patent No. 8035879). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8035879

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