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:
Sep. 20, 2016
Filed:
Apr. 11, 2014
Applicant:
Liquavista B.v., Seattle, WA (US);
Inventors:
Bokke Johannes Feenstra, Eindhoven, NL;
Romaric Mathieu Massard, Eindhoven, NL;
Assignee:
Amazon Technologies, Inc., Seattle, WA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 26/02 (2006.01); G09G 3/36 (2006.01); G09G 3/34 (2006.01); G02B 26/00 (2006.01); G09G 3/20 (2006.01);
U.S. Cl.
CPC ...
G09G 3/36 (2013.01); G02B 26/005 (2013.01); G09G 3/348 (2013.01); G09G 3/2011 (2013.01); G09G 2310/0289 (2013.01);
Abstract
A display apparatus includes an electrowetting display device having at least one picture element with a display area. The display area has an active area and a different, inactive area and a display controller controls a display effect of the picture element in a range between a dark state and a light state, with a three-phase line between a first fluid, a second fluid and a first support plate of the picture element being completely in the inactive area for a first applied voltage corresponding to the dark state.