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Volume 26 Issue 1
Sep.  2013
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Citation:
shu

Real-time edge enhancement of optical image with liquid crystal TV

  • 1.

    Department of Optoelectronics, Sichuan University, Chengdu, 610064

  • Received Date: 2000-08-09
    Accepted Date: 2000-10-08
  • After studying the optical modulation characteristics of twisted nematic liquid crystal teveision(LCTV),the edge enhancement of optical image is realized based on optical interference effect and correspondence between gray image and phase modulation.The result is excellent.The system is compact and easy to operate.
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    Mallat S,Hwang L IEEE Trans Inform Theory,1992,38(2):617～643.
    [3] 王滨,余飞鸿,郭茂田 et al.光子学报,1999,28(3):276～280.
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    Armitage D,Thackara J Appl Opt,1989,28(2):219～225.
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    Neto L G,Roberge D,Sheng Y Appl Opt,1996,35:4567～4576.
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    Pezzaniti J L,Chipman R A Opt Lett,1993,18(18):1567～1569.
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    Bames T H,Eiju T,Matusda K Appl Opt,1989,28(22):4845～4852.
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  • 1. 

    沈阳化工大学材料科学与工程学院 沈阳 110142

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Real-time edge enhancement of optical image with liquid crystal TV

  • 1. Department of Optoelectronics, Sichuan University, Chengdu, 610064
  • Received Date: 2000-08-09
  • Accepted Date: 2000-10-08
  • Available Online: 2002-01-25

Abstract: After studying the optical modulation characteristics of twisted nematic liquid crystal teveision(LCTV),the edge enhancement of optical image is realized based on optical interference effect and correspondence between gray image and phase modulation.The result is excellent.The system is compact and easy to operate.

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