Opto-Electronic Engineering, Volume. 43, Issue 9, 72(2016)

Design and Implementation of Coded Exposure Camera

LI Hong and LI Mingwei
Author Affiliations
  • [in Chinese]
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    A coded exposure camera based on the technology of hardware camera is proposed to get the unambiguous image of fast moving objects. A binary code sequence is pre-set in the sequential circuits of CCD to control the pattern of exposure and the imaging sensor in CCD is driven by FPGA. The deconvolution algorithm is applied in a microprocessor of ARM to deblur the image in the next step. The high frequency information could be preserved by using the code sequence to control the exposure pattern. Therefore, a high quality image could be obtained thanks to the fact that the deconvolution algorithm of deblurring could be converted from an ill-posed problem to a well-posed one. The experiments show that the images taken by the coded exposure camera are clearer and better than the images taken by traditional camera.

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    LI Hong, LI Mingwei. Design and Implementation of Coded Exposure Camera[J]. Opto-Electronic Engineering, 2016, 43(9): 72

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    Paper Information

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    Received: Dec. 15, 2015

    Accepted: --

    Published Online: Dec. 9, 2016

    The Author Email:

    DOI:10.3969/j.issn.1003-501x.2016.09.013

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