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Low noise CCD system design and implementation based on thermoelectric refrigerating unit

  • Zheng Dezhi*
  • , Gong Jingjie
  • , Song Xinbo
  • , Guan Ming
  • *Corresponding author for this work
  • Beihang University
  • Aviation Equipment Research Institute of Air Force Equipment

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

By the research on the characteristics of CCD temperature - noise, this paper designs a cooling CCD which uses a miniaturized refrigeration technique in order to meet the request of obtaining high-quality image in the dim light conditions. The design uses thermoelectric cooling technology and accomplishes the cooling design and optimization of refrigeration cavity with the assistance of Qfin. The CCD temperature control is implemented by the incremental temperature control algorithm. The experimental results show that the system can low the operating temperature of CCD by 40°C with the ±0.1°C temperature accuracy, the quality of the image which is obtained by CCD in low temperature has obviously improved.

Original languageEnglish
Title of host publicationProceedings - 2010 1st International Conference on Pervasive Computing, Signal Processing and Applications, PCSPA 2010
Pages406-409
Number of pages4
DOIs
Publication statusPublished - 2010
Externally publishedYes
Event1st International Conference on Pervasive Computing, Signal Processing and Applications, PCSPA 2010 - Harbin, China
Duration: 17 Sept 201019 Sept 2010

Publication series

NameProceedings - 2010 1st International Conference on Pervasive Computing, Signal Processing and Applications, PCSPA 2010

Conference

Conference1st International Conference on Pervasive Computing, Signal Processing and Applications, PCSPA 2010
Country/TerritoryChina
CityHarbin
Period17/09/1019/09/10

Keywords

  • Cooling system
  • Imaging system
  • Noise abatement
  • Thermoelectric refrigeration

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