Research development of variable optical attenuator

光 可变 衰减器的研究进展

This paper presents a new method of measuring complex reflection coefficient using an Arbitrary three-port network and a variable attenuator .

本文提出利用任意三端口网络和 可变 衰减器测量复反射系数的新方法。

The measure of enhancing symmetry is suggested by using variable attenuator .

提出了用 可变 衰减器增进对称性的措施。

A Novel Linear Voltage Variable MMIC Attenuator

一个新颖的线性压控 可变MMIC 衰减器

This paper presents the operating principle design methods and experimental results of GSK02 optical variable attenuator .

本文详细介绍GSK02型光 可变 衰减器的工作原理、设计方法和试验结果。

To vary the power of microwave chemistry reactions a high-power variable attenuator is designed .

为了 满足微波化学反应对功率可变的要求，设计了高功率 可 调 衰减器。

A Novel MMIC Variable Attenuator with Low Inserted Phase Shift over DC ~ 50 GHz

一种新颖的DC～50GHz低插入相移MMIC 可变 衰减器

A novel variable optical attenuator based on SOI material was designed . The modulation area was formed of a special transverse PIN junction on a double-rib waveguide which can enhance the overlap between the electric field and the optical field and accordingly increase the injection efficiency .

设计了一种新型的、基于SOI材料的可 调谐 光 衰减器，其调制区采用了独特的双脊型PIN结构，增强了注入电流场与光场的重叠，提高电注入效率。

A kind of silicon micromachine F-P cavity variable attenuator is introduced . Basic structure and basic principle is described . It has advantages of minuteness volume low insertion loss high adjustment precision .

一种新型的硅微机械FP腔 可变 衰减器，具有体积小、插入损耗低、调节精度高等优点，介绍了其基本结构、基本原理。

High Power Microwave Variable Attenuator

高功率微波 可变 衰减器

Rotary waveguide variable attenuator

旋转波导 可变 衰减器

This paper presents a low cost MEMS variable optical attenuator ( VOA ) fabricated by a novel bulk-silicon micromachining technology for the optical communication applications .

介绍了一种采用新型体硅微机械加工工艺研制的低成本光通信用微机械 可变光 衰减器。

A fiber-type variable optical attenuator ( VOA ) based on thermo-optic effect is proposed .

提出了一种基于热光调节的 可 调光 衰减器结构。

Panel mount variable optical attenuator

面板安装 可变光 衰减器

The design and measured results of high power variable attenuator are presented in this paper .

介绍了高功率 微波 可变 衰减器的设计和测量结果。

Finally chose the fixed gain amplifier and variable attenuator network of VGA the system can be more stable and higher linearity .

最终选择了固定增益放大器和 可变 衰减网络构成的VGA，可以使电路更稳定并得到更高的线性度。

Analysis for the variable attenuator optical property of silicon micromachine F-P cavity

硅微机械F-腔 可变 衰减器光学特性分析

The Optical Variable Attenuator s Research of Optical Variable Device

光 可变 衰减器光可变 材料的研制

Development of laser-controlled high temperature superconducting microwave variable attenuator with low loss and attenuation step

新型高性能光控高温超导微波 可变 衰减器研制

This linearizer compensates the gain and phase nonlinearity of power amplifier ( PA ) by controlling both variable attenuator and phase shifter with only the difference signal between input and output envelopes .

预失真器仅仅使用一个输入和输出信号包络的差信号来分别控制矢量调制器中的 可 调 衰减器 和 可 调移相器，以补偿功放的增益和相位的非线性。

Represents a fixed or variable attenuator .

表示固定或 可变 衰减器。

The gain characteristics of the designed variable erbium doped fiber amplifier are analyzed . The manufacturing process of the designed variable optical attenuator is given and the variable optical attenuator attenuation characteristics are proved by the experiment .

通过实验分析了所设计的 可调掺铒光纤放大器的增益特性，研究了所设计的 可 调 光 衰减器的制作过程，并对其衰减特性进行了实验验证。

A Temperature Insensitive Design for Electro-Optic Modulator and Variable Optical Attenuator

温度不敏感电光调制器和 保 偏光 衰减器设计

This paper introduces the principal theory process and test technology of variable optical attenuator .

本文分析了 集成 化 可变光学 衰减器的工作原理、工艺 制作和测试技术。

Experimental Study with Wedged-plate Optical Variable Attenuator

楔板式光学 可变 衰减器的实验研究

A digitalized variable optical attenuator with self-locking function is designed .

设计了一种具有自锁功能， 可 实现数字化的电磁驱动 可 调 光 衰减器。

Optical switch and variable optical attenuator ( VOA ) are two of key components .

光开关和 可 调光 衰减器 是 组建全光网络的两种关键器件。

Study and design of a variable optical attenuator

光纤型光 可变 衰减器的研究与设计

In order to ensure the frames are transmitted in a stable environment the stabilities of the variable attenuator and tricyclic polarization controller are analyzed specially .

为了确保数据帧的传输有稳定的环境，论文重点分析了 可变 衰减器和三环偏振控制器的稳定性。