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说明： 经过二十余年的快速发展， 空间激光通信的研究重心逐渐从高精度ATP分系统向高速
率通信分系统转移 紧密跟踪空间激光通信的国际发展最新动态，从通信带宽和链路功率两个方面，
针对通信发射单元、接收单元和信道特性，分析了提高空间激光通信传输速率的技术难度与途径．分
别阐述了波长1 550 nm、基于EDFA 功放和前放技术，空间相干技术，光偏振复用技术．光波分复用
技术的基本原理、性能指标及关键技术，为高速率空间激光通信提供了技术参考(After more than 20 years the rapid development of space laser communications research center of gravity gradually transferred to the high-speed communication subsystem from the high-precision ATP subsystems closely track the latest developments of the international development of space laser communications, communication bandwidth and link power of two. communications transmitter unit, receiver unit and channel characteristics, technical difficulty and ways to improve the transfer rate of space laser communications. Described wavelength of 550 nm, based on EDFA amplifier and put technology, spatial coherence, optical polarization multiplexing. The basic principles of optical wavelength division multiplexing technology, performance indicators and key technologies, and provide a technical reference for high-rate space laser communications)
- 2012-05-31 16:41:40下载
- 积分：1
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SMPTE_AFD_s2016-1-2007
SMPTE Standard AFD Description
- 2009-06-19 21:42:34下载
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Worse-is-Better.pdf
本文通过对LISP语言发展的研究，总结出计算机方面的设计理念。并不是完美的才是最好的，有时候愚蠢的简单的更好。(Based on the LISP language development research, summed up the computer aspects of the design philosophy. Not perfect is the best, and sometimes stupid simple better.)
- 2013-10-29 15:19:04下载
- 积分：1
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m2m
m2m communication sysem
- 2017-12-20 22:19:56下载
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Theoretical-analysis-
与偏振无关光隔离器的插入损耗和隔离度的理论分析与实验研究(Theoretical analysis and experimental research with polarization-independent optical isolator insertion loss and isolation of)
- 2013-12-09 13:37:43下载
- 积分：1
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BigTable
BigTable cloud coumputing data storage
- 2009-09-13 13:18:18下载
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ppt
本PPT着重研究了当前手游行业推广渠道的各种方式以及每种方式的利弊(The PPT focuses on the current hand travel industry marketing channels as well as the various ways the pros and cons of each approach)
- 2013-08-21 17:14:05下载
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survey
这个对运动估计的一个综述性论文，IEEE论文，很权威，对于把握图像处理研究。很值得看看(In the motion estimation, a review paper, IEEE papers, very authoritative, for the capture image processing research. It is worth a look)
- 2013-07-31 15:34:32下载
- 积分：1
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AARMM7zipR
一种基于ARM7的便携式式心电监护仪及心电分析的研究
(An analysis based on the ARM7-portable ECG and ECG)
- 2012-07-26 22:08:45下载
- 积分：1
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WInternet-From-thing-to-IOT
最新的物联网的前沿研究讨论，对物联网的发展有一定参考意义。(The latest cutting-edge research of Internet of things to discuss, has certain reference significance to the development of the Internet of things.)
- 2013-11-05 12:46:49下载
- 积分：1
