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:
Dec. 01, 2020
Filed:
Mar. 02, 2018
Applicant:
E Ink Corporation, Billerica, MA (US);
Inventors:
Kenneth R. Crounse, Somerville, MA (US);
Karl Raymond Amundson, Cambridge, MA (US);
Teck Ping Sim, Acton, MA (US);
Yuval Ben-Dov, Cambridge, MA (US);
Chih-Hsiang Ho, Andover, MA (US);
Assignee:
E Ink Corporation, Billerica, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 3/34 (2006.01); G02F 1/00 (2006.01); G02F 1/1685 (2019.01);
U.S. Cl.
CPC ...
G02F 1/0018 (2013.01); G09G 3/344 (2013.01); G02F 1/1685 (2019.01); G09G 2310/063 (2013.01);
Abstract
This invention provides methods of and related apparatus for driving an electro-optic display having a plurality of pixels. The method includes dividing the plurality of pixels into n groups, where n is an integer larger than 1, applying a full clearing waveform to at least one group of the n groups of pixels, and applying a top off waveform to cardinal pixels of the at least one group of pixels.