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An optical cross-connect, comprises at least one controllable switch module and a distribution frame, which may be monitored by means of a network management system, the external and internal optical distributor inputs and outputs of which (ir1 to irn, er1 to ern) may be connected within the distribution frame, by means of several optical connection paths.

要约 光学的交叉连接器有至少一个可控制的开关模块和经过网络管理系统可监控的一个分配器框架，其外部和内部的光学分配器输入端和分配器输出端(ir1至irn，er1至ern)在分配器框架内经过多个光学的连接导线是可以连接的。

With the explosive increase in network traffic and the emergence of high performance optical network devices, such as optical cross-connect and optical add/drop multiplexer, wavelength-division multiplexing technology have emerged as a promising candidate for next-generation networks.

网络业务量的爆炸性增长以及高性能的光网络设备（如光交叉连接器OXC、光分插复用器OADM）的出现，推动波分复用技术（Wavelength-Division Multiplexing，WDM）成为下一代骨干网络的核心技术。

She has long been engaged in researches optical fiber communication, optical burst switching network and data network and optical network integration.

长期从事光纤通信、光突发交换网络以及数据网与光网融合等方面的研究工作。

Of the passive optical fiber network system, the near-end optical fiber line terminal OLT includes data processor, range finding counter, fast bit synchronizer, frame timing generator, etc.; and the far-end optical fiber network unit ONU includes delayer, transmission delaying positioner and data processor.

一种无源光纤网络系统，其中近端光纤线路终端OLT（1）包括：数据处理器（11）、测距计数器（13）、快速比特同步器（14）、帧定时发生器（12）等，远端光纤网络单元ONU（2）包括：延时器（23）、发送延时定位器（24）、数据处理器（21）。

The polarization light used to affect the accuracy of optical test instrument, optical sensor and the quality of optical communication system, the depolarizer can be used to decrease the affection. Different kinds of depolarizer have different applications, so we need select proper kind of depolarizer for special application.

偏振光会对光学仪器测量精度、光通信系统传输质量及传感器精度产生影响，通常可以采用退偏器来减小这种影响，但每种退偏器都有一定的应用范围，要根据不同的应用来设计选择相应的退偏器类型。

Depolarizer can be used to reducepolarization-dependent damage and thus polarization-related problems can be solvedin optical fiber communication systems, measuring instrument and optical fibersensor. PMD emulator is used to mimic PMD behavior of real optical fibertransmission systems, and it is one of the key technologies for solving PMDproblems.

消偏器可以有效地消除偏振损害，解决光纤通信系统、测量仪器及传感器中的偏振相关问题；PMD模拟器用以模拟实际光纤的PMD现象，是解决PMD问题的关键技术之一。

Due to the numerical aperture of DVD pickup is large, and the characteristic size is small, the error of scalar diffraction theory is very large. The in-depth research work on vector diffraction of optical disc was carried out. The optical disk model was analyzed use the rigorous coupled wave theory, and some significative conclusion was obtained. These conclusions can use for guidance of scheme designing of optical pickup.

针对DVD读取头光学系统数值孔径大，光盘特征尺寸小，标量衍射理论误差大等缺点，采用矢量衍射理论对光盘的衍射进行了深入的研究，首次在光学读取头领域中将耦合波理论应用到光盘的衍射分析中，得到了一些有意义的结果，这些结果可以用来指导光学读取头方案的设计。

The detailed analyzed and simulating of focusing error signal of optical pickup based on oblique parallel plate glass was carried out. The new scheme for generating focusing error signal based double reflection plane BSP was proposed. As a result, the structure of optical pickup was simplified, and the cost of optical pickup was reduced. The scheme was not reported in domestic and international literature formerly. Now, author obtained the patent on this scheme.

作者对采用倾斜平板玻璃进行误差信号的提取方案进行了详细的理论分析和模拟，并提出采用双反射面BSP进行聚焦误差信号的提取，该方案可以简化光学读取头的结构，并降低光学读取头的成本，该方案未见国内外报道，目前已经获得专利。

A novel Ni-Cr-Au micro-structure scheme is brought forward after research on the silicon-based non-silicon optical switch. By theoretic and experimental analysis, a Ni-Cr-Au optical switch unit is fabricated successfully. Measuring experiments have been done on the Ni-Cr-Au micromirror for electrostatic driving torsion mirror optical switch.

本文对2D MEMS光开关的关键技术进行了探讨，采用体微加工和表面微加工技术和新型MEMS结构材料，研制出2D MEMS光开关的微镜及其驱动结构，主要研究工作如下：系统地对MEMS技术，尤其是MEMS微加工技术进行了研究，为MEMS器件设计奠定理论基础。

The main work can be summed up as follows: Firstly, we studied the thermal-field properties of VCSELs, and analyzed the influences of current spreading, material parameters and operating conditions on the temperature distributions. Secondly, we began with the electrode voltage and calculated the equipotential s distributions, compared the distributions of voltages and current densities in different depths of VCSELs, and then studied the influences of the oxide-confining region with different position or thickness, and the different sizes of the gain-guided aperture and emitting window on the distributions of the injected current density, carrier concentration and temperature in the active region. Thirdly, we realized the coupling of electricity, optical and thermal-fields, worked out the threshold voltage, calculated the distributions of the injected current density, carrier concentration and temperature under different offset voltages, and analyzed the impacts of temperature profile and carrier density on the refractive index, Fermi levels and optical-field. Finally, we gave the equipotential line distributions with considering N-DBR and double oxidized-confining regions, and analyzed theinfluences of N-DBR and double oxide-confining regions on the distributions of the current density, carrier concentration, temperature and optical-field.

具体工作可以概括如下：首先，研究了VCSEL的热场特性，分析了电流扩展，材料参数和工作条件对于温度分布的影响；其次，从电极电压入手，计算出激光器中的等势线分布，并对不同深度处的电压和电流分布进行比较，研究了高阻区的不同位置和不同厚度、限制层和出射窗口半径的大小对电流密度、载流子浓度和温度分布的影响；再次，实现了电、光、热耦合，求出了阈值电压，计算了不同偏置电压下的电流密度分布、载流子浓度分布和热场分布，分析了温度和载流子浓度变化对折射率、费米能级和光场的影响；最后，给出了考虑N-DBR和双氧化限制层时激光器中的等势线分布，分析了N-DBR和双氧化限制层对VCSEL电流密度、载流子浓度、温度和光场分布的影响。

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我们完全可以满足你方的需求。

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我们普遍有大祸降临的感觉。