Acta Photonica Sinica, Volume. 49, Issue 2, 0222002(2020)

Design of Video Display Driving System for Low-power Electrowetting Display

Zhe-liang CHEN1,2, Shan-ling LIN1,2, Zhi-xian LIN1,2、*, Qin-kai LIAO1,2, Tian-tian LI1,2, and Biao TANG3
Author Affiliations
  • 1Institute of Optlelectronic Display, National & Local United Engineering Lab of Flat Panel Display Technology, Fuzhou University, Fuzhou 350116, China
  • 2College of Physics and Telecommunication Engineering, Fuzhou University, Fuzhou 350116, China
  • 3Guangdong Provincial Key Laboratory of Optical Information Materials and Technology, South China Academy of Advanced Optoelectronics, South China Normal University, Guangzhou 510006, China
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    Aiming at the problem of high power consumption of electrowetting display during playing video, a low-power video display driving system based on human visual characteristics was designed. Adopting histogram correction and histogram matching, the system seta threshold value in combination with human visual characteristics to reduce the number of high-brightness pixels in the image, thereby reducing system power consumption. At the same time, a low-power multi-grayscales driving waveform was proposed, which combines the photoelectric characteristics of the electrowetting display to further reduce the power consumption of the system while achieving accurate gray-scale modulation. The experimental results show that the system improves the problems of oil-splitting and oil reflow, drives the 1 024×768 resolution electrowetting display successfully and the display effect is good. Besides, the highest gray level of the pixel reaches 16.When measuring the same video, the average power is reduced to 1.75 W and the power consumption is reduced by about 20%.

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    Zhe-liang CHEN, Shan-ling LIN, Zhi-xian LIN, Qin-kai LIAO, Tian-tian LI, Biao TANG. Design of Video Display Driving System for Low-power Electrowetting Display[J]. Acta Photonica Sinica, 2020, 49(2): 0222002

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    Paper Information

    Received: Aug. 3, 2019

    Accepted: Nov. 4, 2019

    Published Online: Mar. 19, 2020

    The Author Email: LIN Zhi-xian (lzx2005000@163.com)

    DOI:10.3788/gzxb20204902.0222002

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