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.

Date of Patent:
May. 30, 2017

Filed:

Feb. 12, 2015
Applicant:

Sharp Kabushiki Kaisha, Osaka, JP;

Inventor:

Benjamin James Hadwen, Oxford, GB;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01L 3/00 (2006.01); G01N 27/447 (2006.01); G02B 26/00 (2006.01); G01N 27/416 (2006.01); G01R 31/12 (2006.01); G06F 3/041 (2006.01);
U.S. Cl.
CPC ...
B01L 3/502792 (2013.01); B01L 3/50273 (2013.01); B01L 3/502707 (2013.01); G01N 27/4163 (2013.01); G01N 27/44791 (2013.01); B01L 2200/10 (2013.01); B01L 2200/143 (2013.01); B01L 2200/148 (2013.01); B01L 2300/024 (2013.01); B01L 2300/0816 (2013.01); B01L 2300/0819 (2013.01); B01L 2400/0421 (2013.01); B01L 2400/0427 (2013.01); G02B 26/005 (2013.01); G06F 3/0412 (2013.01);
Abstract

An active matrix electrowetting on dielectric (AM-EWOD) device includes a plurality of array elements configured to manipulate one or more droplets of fluid on an array, each of the array elements including a corresponding array element circuit. Each array element circuit includes a top substrate electrode and a drive electrode between which the one or more droplets may be positioned, with an insulator layer being interposed between the one or more droplets and the drive electrode; and write circuitry configured to write data to the array element. At least some of the array element circuits include measure circuitry configured to detect a pinhole defect in the insulator layer.


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