Results 151 to 160 of about 1,870 (189)

PROTOTYPE OF DISPLAY BASED ON ELECTROWETTING EFFECT

Materials of the 26th All-Russian Youth Scientific Conference, 2023
It is shown that when using a two-layer photoresist-Teflon dielectric, the latter has a high affinity for the dye used (the dye in a water environment wets the teflon surface), which allows it to be localized in a given location and thereby form display cells.
A.A. Adamovich, M.Yu. Makhmud-Akhunov, I.O. Yavtushenko   +2 more
openaire   +1 more source

Influence of fluoropolymer surface wettability on electrowetting display performance

Displays, 2018
Amorphous fluoropolymer (FP), as a material for both insulating and hydrophobic coating, plays an essential role in electrowetting displays (EWD). In this work, three FPs based on Teflon AF1600, Hyflon AD60 and Cytop 809A were studied according to their influence on the EWD performance.
Hao Wu, Lingling Shui, Guofu Zhou
exaly   +3 more sources

Flat electrowetting optics and displays

SPIE Proceedings, 2008
Flat electrowetting optics currently include pixel arrays for displays and prism arrays for beam steering. Electrowetting display pixels utilize a colored oil layer that provides high efficiency control of light transmission or light reflection. Electrowetting microprisms tilt the angle of the meniscus between liquids with different refractive index ...
Jason C. Heikenfeld, Neil R. Smith, Bo Sun, Kaichang Zhou, Linlin Hou, Yanrong Lao, Balaji Raj   +6 more
openaire   +1 more source

'No power' (green) electrowetting display

SPIE Proceedings, 2011
Electrowetting displays were first reported in 1981, several approaches were examined. However, ADT's "Droplet- Driven-Displays" technology is the only bistable one which makes them very attractive for energy-saving systems. That means that the power supply can completely shut off after changing the content and it will keep its information for years.
Michael Jentsch, Juergen Rawert, Dieter Jerosch, Karlheinz Blankenbach   +3 more
openaire   +1 more source

A novel driver for active matrix electrowetting displays

Displays, 2015
Abstract Electrowetting display (EWD) is a reflective display technology in which fluidic pixels can response and switch quickly by electronic control, showing the capability for video-speed reflective display applications. In this paper, a new driver system is proposed and realized for video playing function of active matrix electrowetting display ...
Zichuan Yi, Lingling Shui, Li Wang 0037, Mingliang Jin, Robert A. Hayes, Guofu Zhou   +5 more
openaire   +1 more source

P‐111: Novel Electrowetting Displays

SID Symposium Digest of Technical Papers, 2007
Abstract Novel Displays have been developed using the effect of moving a droplet by electrowetting. This approach enables bi‐stable and high reflective monochrome and color displays which could also be made on plastic substrates. Prototypes show promising performance in terms of contrast ratio, gray scale and color.
Karlheinz Blankenbach, Andreas Schmoll, Andriy Bitman, Frank Bartels, Dieter Jerosch   +4 more
openaire   +1 more source

What Is the Microfluidics Doing in Electrowetting Displays?

CLEO: 2015, 2015
Electrowetting display (EWD) is realized by electrically driven fluidic flow in micropixels. The fluidic properties including interfacial tension, viscosity and conductivity have been investigated to understand the dual-phase fluidic behavior in micro-pixels of EWDs.
Tao He, Mingliang Jin, Xia Chen, Guofu Zhou, Lingling Shui   +4 more
openaire   +1 more source

3D electrohydrodynamic simulation of electrowetting displays

Journal of Micromechanics and Microengineering, 2014
The fluid dynamic behavior within a pixel of an electrowetting display (EWD) is thoroughly investigated through a 3D simulation. By coupling the electrohydrodynamic (EHD) force deduced from the Maxwell stress tensor with the laminar phase field of the oil–water dual phase, the complete switch processes of an EWD, including the break-up and the ...
Wan-Lin Hsieh, Chi-Hao Lin, Kuo-Lung Lo, Kuo-Chang Lee, Wei-Yuan Cheng, Kuo-Ching Chen   +5 more
openaire   +1 more source

Oil defect detection of electrowetting display

SPIE Proceedings, 2015
In recent years, transparent display is an emerging topic in display technologies. Apply in many fields just like mobile device, shopping or advertising window, and etc. Electrowetting Display (EWD) is one kind of potential transparent display technology advantages of high transmittance, fast response time, high contrast and rich color with pigment ...
Hou-Chi Chiang, Yu-Hsiang Tsai, Yung-Jhe Yan, Ting-Wei Huang, Ou-Yang Mang   +4 more
openaire   +1 more source

Improvement of display performance of electrowetting displays by optimized waveforms and error diffusion

Journal of the Society for Information Display, 2019
AbstractThe electrowetting display (EWD) has a low gray level, and there are some phenomena that affect the display quality, such as oil backflow and charge trapping. In this paper, an error diffusion algorithm based on pixel neighborhood gray information and direct current (DC)‐balanced driving waveform are proposed for display quality of EWD.
Shanling Lin, Zhi-Xian Lin, Biao Tang
exaly   +2 more sources