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Electronic Equalization of Intrachannel Nonlinearities

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Electronic Equalization of Intrachannel Nonlinearities

数字调频及数字伺服在光抽运铯束频标中的应用

国际纳光电子学研讨会

作者： Juhao Li(Student) Fan Zhang Zhangyuan Chen State Key Laboratory of Advanced Optical Communication Systems & Networks electronics department {2.{3. Beijing 100871 China

＜正＞Intra-channel nonlinearities are the major nonlinear penalties in 40 Gb/s and above high-speed *** this paper electronic equalization of intra-channel nonlinearities is studied.

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计量学报 1995年第1期16卷 78-79页

作者：杨东海王凤芝北京大学无线电系

数字调频及数字伺服在光抽运铯束频标中的应用ＡｐｐｌｉｃａｔｉｏｎｏｆＤｉｇｉｔａｌＦｒｅｑｕｅｎｃｙＭｏｄｕｌａｔｉｏｎａｎｄＤｉｇｉｔａｌＳｅｒｖｏｉｎＯｐｔｉｃａｌｌｙＰｕｍｐｅｄＣｅｓｉｕｍＢｅａｍＦｒｅｑｕｅ... 详细信息

数字调频及数字伺服在光抽运铯束频标中的应用ＡｐｐｌｉｃａｔｉｏｎｏｆＤｉｇｉｔａｌＦｒｅｑｕｅｎｃｙＭｏｄｕｌａｔｉｏｎａｎｄＤｉｇｉｔａｌＳｅｒｖｏｉｎＯｐｔｉｃａｌｌｙＰｕｍｐｅｄＣｅｓｉｕｍＢｅａｍＦｒｅｑｕｅｎｃｙＳｔａｎｄａｒｄ￥ＹａｎｇＤ...

关键词：数字调频数字伺服光抽运铯束频率标准

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Journal of electronics(China) 1988年第4期5卷 285-293页

作者：陈开茅王忠安 department of Physics peking university Beijing

Energy positions and carrier capture cross sections of the deep levels related to copper insilicon are measured by the *** annealing behaviour and spatial distributions of some of these levelsare also *** results show that there are no triple aceeptor or quadruple states corresponding to thesubstitutional copper in silicon,which have been reported in *** of the deep levels related tocopper in silicon correspond to complexes of copper and defects in silicon.

关键词： Semiconductor Silicon Deep level DLTS

An Approach to Formation Maneuvers of Multiple Nonholonomic Agents using Passivity Techniques

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An Approach to Formation Maneuvers of Multiple Nonholonomic ...

A Pricing Model for Optical Networks

2.09中国控制与决策会议

作者： Wu Fan,Geng Zhiyong The State Key Laboratory for Turbulence and Complex Systems, department of Mechanics and Aerospace Engineering,peking {2.,Beijing{3.

＜正＞This paper studies the problem of formation maneuver of multiple nonholonomic agents.A dynamic feedback linearization method is used to transform each agent’s dynamic model into two chains of 3.d order *** a decentralized discontinuous formation control law with inter-agent damping injection is *** stability of the overall system is proved by using Lyapunov *** proposed algorithm is applied to a nonholonomic multi-vehicles formation maneuver simulation,which shows the effectiveness of our strategy.

关键词： Multiple nonholonomic agents Formation Full-state linearization Passivity

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光学学报 2003年第S1期23卷 779-780页

作者： Ziyu Shao, Ziyu Wang, Deming Wu, Anshi XuNational Laboratory on Local Fiber-Optic Communication Network & Advanced Optical Communication Systems, department of electronics,{2., P.R.China, Tel: 86-10-62.5513., Fax: 86-10-62.51763 National Laboratory on Local Fiber-Optic Communication Network & Advanced Optical Communication Systems Department of Electronics Peking University P.R.China

Pricing of the optical networks will play a key role from network operator's point of view to achieve the maximum profit. This paper introduces pricing models for optical networks.

关键词： for in et of as RWA WDM A Pricing Model for Optical Networks

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刻蚀光纤布喇格反射器的特性

中国激光 1998年第1期25卷 41-45页

作者：陈章渊安宏林徐安士吴德明北京大学电子学系区域光纤通信网与新型光通信系统国家重点实验室

从实验和理论上研究了刻蚀光纤布喇格反射器的频谱响应和偏振特性。分析表明反射器的偏振敏感性是因为光纤截面的圆对称性被破坏，其反射谱呈现多峰结构则是反射器波导支持偶、奇对称两个模式以及偏振敏感性共同起作用的结果，并给出了... 详细信息

从实验和理论上研究了刻蚀光纤布喇格反射器的频谱响应和偏振特性。分析表明反射器的偏振敏感性是因为光纤截面的圆对称性被破坏，其反射谱呈现多峰结构则是反射器波导支持偶、奇对称两个模式以及偏振敏感性共同起作用的结果，并给出了高阶模截止的条件。通过反射器结构参数的优化，可以减小其反射带宽和偏振敏感性。

关键词：光纤布喇格反射器偏振光纤元件

A Comparison of SRS effects between Uni-and Bi-directional WDM Transmission Systems

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Chinese Journal of Lasers 1998年第1期 80-87页

作者： ZHANG Kan XIE Linzhen XU Anshi WU Deming(department of electronics,{2., National Laboratory of Local FiberOptic Comunication Networks& Advanced Optical Comunication Systems, Beijing{3., China)Received March 2. 1997 Revis

ＡＣｏｍｐａｒｉｓｏｎｏｆＳＲＳｅｆｅｃｔｓｂｅｔｗｅｅｎＵｎｉ┐ａｎｄＢｉ┐ｄｉｒｅｃｔｉｏｎａｌＷＤＭＴｒａｎｓｍｉｓｉｏｎＳｙｓｔｅｍｓＺＨＡＮＧＫａｎＸＩＥＬｉｎｚｈｅｎＸＵＡｎｓｈｉＷＵＤｅｍｉｎｇ（Ｄｅｐ... 详细信息

ＡＣｏｍｐａｒｉｓｏｎｏｆＳＲＳｅｆｅｃｔｓｂｅｔｗｅｅｎＵｎｉ┐ａｎｄＢｉ┐ｄｉｒｅｃｔｉｏｎａｌＷＤＭＴｒａｎｓｍｉｓｉｏｎＳｙｓｔｅｍｓＺＨＡＮＧＫａｎＸＩＥＬｉｎｚｈｅｎＸＵＡｎｓｈｉＷＵＤｅｍｉｎｇ（ＤｅｐａｒｔｍｅｎｔｏｆＥｌｅｃｔｒｏｎ...

关键词： WDM Bidirectional transmission SRS EDFA Bidirectional amplifier

THE RESEARCH OF RESONANT CAVITY WITH ELLIPTICAL CROSS-SECTION AT MODERATE ECCENTRICITY IN GYROTRON

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电子科学学刊(英文版) 1986年第3期3卷 167-172页

作者：蒋曼英祝西里李慧斌陆孝厚丁耀根 department of Radio and electronics{2. department of Radio and electronics peking university Institute of electronics Academia Sinica

In this paper,the method of calculating cut-off frequencies of TE modes in elliptical waveguideis *** the calculations,it is demonstrated that the gyrotron utilizing a cavity with ellipticalcross-section of moderate eccentricity has the following characteristics:(a)a large volume cavitycan be used;(b)the density of modes which can oscillate is low;(c)it is allowable to use an electronbeam with a large diameter;(d)it is possible to use a cavity mode with low azimuthal number.

关键词： elliptical utilizing calculating moderate waveguide slowly handling desired radial orders

Gas Adsorption and Field Emission of Single-walled Carbon Nanotubes: the Role of Net Negative Charges

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Gas Adsorption and Field Emission of Single-walled Carbon Na...