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 |Show fewer author(s)
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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    Figures & Tables(17)
    Pixel structure of EWD
    Oil state of EWD
    Power analysis of EWD
    Working diagram of driving system
    Practicality of driving system
    视频图像编解码系统框图Diagram of video image codec system block
    双SRAM乒乓操作流程Flow chart of dual SRAM ping-pong operation
    人眼对灰度等级的分辨能力The resolution of human eye for gray level
    Matlab仿真图Diagram of Matlab simulation
    低功耗算法流程Flow chart of low-power algorithm
    传统电润湿显示器驱动波形Traditional driving waveform of EWD
    低功耗多灰度驱动波形Driving waveform of low-power and multi-gray
    两种驱动波形下油墨状态Oil state between two kinds of driving waveforms
    两种驱动系统显示效果对比Visual contrast between two kinds of driving system
    两种驱动系统对比Contrast between two kinds of driving system
    • Table 1. Approximate functional relationship between human eye and resolution of gray level

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      Table 1. Approximate functional relationship between human eye and resolution of gray level

      Function expressionGray level/i
      -0.25i+60~16
      -0.063i+316~32
      132~80
      0.0125i80~255
    • Table 2. Evaluation of image objective quality

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      Table 2. Evaluation of image objective quality

      Average gradientMean
      Traditional driving system1.528 05106.369
      Low-power driving system1.563 36101.814
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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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