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:
Jun. 07, 2011
Filed:
Dec. 21, 2009
Jong-souk Yeo, Corvallis, OR (US);
Stephen Kitson, Bristol, GB;
Michael G. Groh, Albany, OR (US);
Bret Mchuron-guss, Blodgett, OR (US);
Jong-Souk Yeo, Corvallis, OR (US);
Stephen Kitson, Bristol, GB;
Michael G. Groh, Albany, OR (US);
Bret Mchuron-Guss, Blodgett, OR (US);
Hewlett-Packard Development Company, L.P., Houston, TX (US);
Abstract
Electro-optical display systems are disclosed. An electro-optical display system may include a plurality of electrodes; a display volume containing a fluid having a plurality of colorant particles; a layer adjacent to or part of at least one electrode of the plurality of electrodes and configured to at least one of (i) reflect at least one wavelength of light and (ii) absorb at least one wavelength of light; and recessed regions configured to contain the plurality of colorant particles, wherein the plurality of electrodes are configured to selectively move the plurality of colorant particles between a compacted position in which all or nearly all of the plurality of colorant particles are in the recessed regions, and a spread position in which the plurality of colorant particles are spread across the display volume.