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作品数：298被引量：600H指数：13
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Research on tunable local laser used in ground-to-satellite coherent laser communication被引量：5
《Chinese Optics Letters》2015年第9期44-48,共5页卢斌 魏芳 张震 徐丹 潘政清 陈迪俊 蔡海文 
supported by the National Natural Science Foundation of China(No.61405218);the Shanghai Natural Science Foundation(No.14ZR1445100)
In order to realize homodyne reception and Doppler frequency shift tracking in ground-to-satellite coherent laser communication, a local laser is experimentally demonstrated in this Letter. It is realized based on mod...
关键词：Doppler effect Frequency shift keying Integrated optics SATELLITES 
Analysis of Doppler-effect on satellite constellations with wavelength division multiplexing architectures被引量：2
《Chinese Optics Letters》2009年第1期19-22,共4页杨清龙 谭立英 马晶 
With the development of optical space communications, a global space-based optical backbone network is currently proposed by using broadband laser inter-satellite links （ISLs） which enable routing traffic through th...
关键词：Fiber optic networks MULTIPLEXING Multiplexing equipment ORBITS SATELLITES Wavelength division multiplexing 
Seasonal variability of cloud optical depth over northwestern China derived from CERES/MODIS satellite measurements被引量：6
《Chinese Optics Letters》2008年第6期454-457,共4页陈勇航 白鸿涛 黄建平 张华 葛觐铭 管晓丹 毛晓琴 
the National Natural Science Foundation of China(No.40633017 and 40575036);the National"973"Program of China(No.2006CB403700)The data were obtained from the NASA Langley Research Center Atmospheric Sciences Data Center.We appreciate Dr.Yuhong Yi for helping us with data and Mr.Jim Miller for smoothing the English;Funding for the processing of the northwestern China data was provided by the Special Professional Outlay for Scientific Research for Commonweal(No.GYHY(QX)2007);the Shanghai Leading Academic Discipline Project(No.B604)
The seasonal variability of cloud optical depth over northwestern China derived from Clouds and the Earth＇s Radiant Energy System （CERES） Single Scanner Footprint （SSF） Aqua Moderate Resolution Imaging Spectrorad...
关键词：ATMOSPHERICS CLIMATOLOGY Computer networks SATELLITES 
Adjacency effect estimation by ground spectra measurement and satellite optical sensor synchronous observation data被引量：2
《Chinese Optics Letters》2006年第9期546-549,共4页马建文 陈雪 
This work was supported by the National Natural Science Foundation of China under Grant No. 40371086.
This paper addresses the estimation of adjacency effect of CBERS-2 image. The adjacency effect influences the digital number （DN） value of a pixel by adding surrounding scattering signals and path scattering signals...
关键词：REFLECTION SATELLITES SCATTERING SURFACES 
Study on validation method of visible imagery spatial resolution of imager on geostationary platform被引量：2
《Chinese Optics Letters》2006年第7期389-392,共4页郭强 
This work was supported by the National Natural Science Foundation of China under Grant No. 40401040.
Based on the analysis for the main elements of the total modulation transfer function （MTF） of imager on geostationary platform, the precise evaluation for its low spatial frequency spectrum has been achieved. Meanw...
关键词：MODULATION Optical systems Optical transfer function Stray light Weather satellites 
Laser micro-impulse torsion pendulum被引量：4
《Chinese Optics Letters》2005年第2期76-79,共4页李静 唐志平 
In order to investigate the feasibility regarding micro-satellite posture steering by laser micro-propulsion, a laser torsion pendulum has been set up so as to get first-hand basic physical and mechanical parameters o...
关键词：CALIBRATION Mechanical drives Optical systems PENDULUMS PROPULSION SATELLITES Stepping motors 
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