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目标到测试系统距离对红外测温精度的影响
  • 期刊名称:陆子凤,潘玉龙,王学进,孙强,谷立山,卢振武,刘益春,目标到测试系统距离对红外测温精度的影响,红外技
  • 时间:0
  • 分类:TN919.8[电子电信—通信与信息系统;电子电信—信息与通信工程]
  • 作者机构:[1]中国科学院长春光学精密机械与物理研究所,吉林长春130033, [2]中国科学院研究生院,北京100039
  • 相关基金:国家自然科学基金资助项目(No.60507003)
  • 相关项目:谐衍射元件应用于红外双波段光学系统研究
中文摘要:

提出了一种多路高速CCD图像数据光纤并行传输系统,并应用于空间遥感相机中。设计并实现了单路有效数据率最高可达1.28Gb/s的光纤传输通道。阐述了系统设计思想,光纤传输通道结构,并对其中的关键技术-高速总线接口、高速串行光电接口等进行了详细分析。实际完成了5通道TDICCD图像数据光纤并行传输系统,总有效数据率高达5.7Gb/s。实验证明该系统工作稳定可靠,实时传输效果好,无误码,满足了高速多通道CCD图像数据的速率和距离传输要求。

英文摘要:

To improve the data output quality of multi-channel, high data rate and high transmission distance CCD system in a remote sensing camera, a kind of parallel fiber transmission system adaptive to multi-channel high-speed CCD image data is developed to apply to the space remote sensing camera. The fiber transmission channel with effective data rate of single port up to 1.28 Gb/s is designed and realized. Based on describing the thought of design and the structure of fiber transmission channel, the key technologies among the system, such as high-speed data interface and high-speed serial photoelectric interface are analyzed in detail. A TDICCD image data parallel transmission system with five channels based on fiber is developed, total effective data rate is up to 5.7 Gb/s. The experimental results indicate that the system works stable, high effetive,and no error code, which can meet the requirements of high speed and far distance in the transmission of multi-channel CCD image data.

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