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Signal to noise ratio simulation of lake water color monitoring oriented satellite remote sensing system

  • Jia Tian*
  • , Bin Peng
  • , Jing Wang
  • , Xiang Li
  • *此作品的通讯作者
  • Nanjing University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

Signal to noise ratio (SNR) is of great significance to the satellite remote sensing system dedicated to the monitoring of lake water color. The technical requisites were set in this paper taking reference to the Sea-viewing Wide Field-of-View Sensor (SeaWiFS), which was aboard on the SeaStar. We simulated radiative transfer process from water-leaving radiance to apparent radiance on the top of atmosphere using 6S model, and calculated SNR based on the Equivalent Electron Theory. Our results showed that SNR in bands less than 500 nm was too low to meet the demand. Time Delay Integration (TDI) was essential in these bands. However, in bands greater than 500 nm, the SNR was higher enough (greater than 400), indicating there was still much potential to improve the spatial or spectral resolution in these bands.

源语言英语
主期刊名Remote Sensing of the Environment
主期刊副标题The 17th China Conference on Remote Sensing
DOI
出版状态已出版 - 2011
已对外发布
活动Remote Sensing of the Environment: The 17th China Conference on Remote Sensing - Hangzhou, 中国
期限: 27 8月 201031 8月 2010

出版系列

姓名Proceedings of SPIE - The International Society for Optical Engineering
8203
ISSN(印刷版)0277-786X

会议

会议Remote Sensing of the Environment: The 17th China Conference on Remote Sensing
国家/地区中国
Hangzhou
时期27/08/1031/08/10

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