Optical path control member and display device comprising same
US-2024411201-A1 · Dec 12, 2024 · US
Color display device
US8964282B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8964282-B2 |
| Application number | US-201313875145-A |
| Country | US |
| Kind code | B2 |
| Filing date | May 1, 2013 |
| Priority date | Oct 2, 2012 |
| Publication date | Feb 24, 2015 |
| Grant date | Feb 24, 2015 |
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Abstract
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The present invention provides a solution for a highlight or multicolor display device, in which each display cell can display high quality color states. More specifically, an electrophoretic fluid is provided which comprises three types of pigment particles, having different levels of size, threshold voltage or charge intensity.
First claim
Opening claim text (preview).
What is claimed is: 1. A driving method for an electrophoretic display comprising an electrophoretic fluid which is sandwiched between a common electrode and a layer of pixel electrodes, wherein the electrophoretic fluid comprises a first type of pigment particles, a second type of pigment particles and a third type of pigment particles, all of which are dispersed in a solvent or solvent mixture, wherein: (a) the first type of pigment particles and the second type of pigment parti…
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Physics · mapped topic
Physics · mapped topic
- G02F1/167Primary
Physics · mapped topic
Physics · mapped topic
Physics · mapped topic
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Frequently asked questions
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- What does patent US8964282B2 cover?
- The present invention provides a solution for a highlight or multicolor display device, in which each display cell can display high quality color states. More specifically, an electrophoretic fluid is provided which comprises three types of pigment particles, having different levels of size, threshold voltage or charge intensity.
- Who is the assignee on this patent?
- Sipix Imaging Inc, E Ink California Llc
- What technology area does this patent fall under?
- Primary CPC classification G02F1/167. Mapped technology areas include Physics.
- When was this patent published?
- Publication date Tue Feb 24 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).