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:
Feb. 02, 2021

Filed:

Nov. 16, 2017
Applicant:

E Ink Holdings Inc., Hsinchu, TW;

Inventors:

Po-Yuan Lo, Hsinchu, TW;

Lee-Tyng Chen, Hsinchu, TW;

Assignee:

E Ink Holdings Inc., Hsinchu, TW;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/167 (2019.01); G09G 3/34 (2006.01); G02F 1/133 (2006.01); G02F 1/1345 (2006.01); G02F 1/1677 (2019.01); G02F 1/1335 (2006.01); G02F 1/1675 (2019.01);
U.S. Cl.
CPC ...
G02F 1/167 (2013.01); G02F 1/13306 (2013.01); G02F 1/13454 (2013.01); G02F 1/1677 (2019.01); G09G 3/344 (2013.01); G02F 1/133514 (2013.01); G02F 2001/1678 (2013.01); G02F 2201/52 (2013.01); G09G 2300/0426 (2013.01);
Abstract

An electrophoretic display apparatus including a driving array substrate, a color filter layer, and an electrophoretic display film is provided. The driving array substrate has a plurality of display units. The color filter layer is disposed on the driving array substrate. The color filter layer includes a plurality of color filter patterns. Each of the display units corresponds to the color filter patterns of two different colors. The electrophoretic display film is between the driving array substrate and the color filter layer. The electrophoretic display film includes a plurality of display mediums. Each of the display mediums includes an electrophoretic liquid, a plurality of color charged particles, a plurality of black charged particles, and a plurality of white charged particles. A color of the color charged particles is different from colors of the color filter patterns.


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