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. 12, 2023
Filed:
Oct. 29, 2021
E Ink Corporation, Billerica, MA (US);
Irina Paykin, Billerica, MA (US);
Stephen J. Telfer, Arlington, MA (US);
Kenneth R. Crounse, Somerville, MA (US);
E Ink Corporation, Billerica, MA (US);
Abstract
Methods for efficiently clearing previous state information when driving a multi-particle color electrophoretic medium, for example, wherein at least two of the particles are colored and subtractive and at least one of the particles is scattering. Typically, such a system includes a white particle and cyan, yellow, and magenta subtractive primary colored particles. The clearing pulse may include two different portions of alternating impulses and the overall waveform may be DC balanced.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile