定向耦合器

X波段T/R组件中的定向耦合器

The Directional Coupler in X-band T / R Modules

波导平面电路定向耦合器及CAD

Waveguide Planar Circuit Directional Coupler and CAD

X波段微带线定向耦合器的设计与模拟

Design and Simulation of X-Band Microstrip Directional Coupler

波导E面分支定向耦合器的改进模匹配和网络分析

Improved mode - matching and network analysis of E - plane waveguide branch directional couplers

PA辅助电路的设计，包括巴伦、滤波器、定向耦合器等。

PA auxiliary circuits design including balun 、 filter etc.

用于UHFRFID系统的新型高隔离度定向耦合器

A High Isolated Directional Coupler For UHF RFID System

给出了标准X波段矩形波导（BJ&100或WG16）定向耦合器参数随频率的变化关系。

The parameters of a standard X-band rectangular waveguide ( BJ-100 or WG 16 ) as a function of frequency are given .

所设计的UWB定向耦合器用空气填充的悬置带状线实现，达到了高功率容量的目的。

Using air-filled suspended strip-line , the UWB directional coupler achieves the purpose of high-power capacity .

SOI矩形光波导定向耦合器的研究

Study of SOI rectangular-core optical waveguide directional coupler

对导波光学器件中常用的劈形、Y分支器、X交叉、定向耦合器作了详细的计算，并通过实验定性地加以证实。

Besides numerical calculation , guided-wave characteristics of several optical devices , such as taper , Y-branch . , X-crossed waveguide and directional coupler , are calculated in detail .

一种基于单定向耦合器比较法的8mm小功率校准系统

A 8mm small power calibrating system based on directive coupler comparison method

其次，根据不对称平行耦合线原理，提出一种基于MEMS开关的可重构定向耦合器结构。

Secondly , according to the theory of asymmetric coupled lines , a new kind of reconfigurable directional coupler with MEMS switches is designed .

波导间距相同时，定向耦合器TM波的耦合长度大于TE波的耦合长度，对偏振态敏感。

For the same gap width , the coupling length of TM mode for directional coupler is larger than that of TE mode .

利用ADS软件仿真，设计得到的3dB定向耦合器的参数满足要求。

We simulate the new coupler with the ADS software , the parameters meet the requirements .

3mm波段宽带鳍线定向耦合器

W - Band Fin - Line Directional Couplers

运用基于级数展开法（SEM）的三维光束传播法（3DSEMBPM）分析了由GaAs/GaAlAs条形光波导构成的定向耦合器。

The directional coupler based on the GaAs / GaAlAs optical strip waveguide is analyzed using three dimensional beam propagation method based on the series expansion method ( 3D SEM BPM ) .

众所周知，多节宽边耦合带状线定向耦合器和Lange耦合器可以达到宽频带、高性能。

As we all know , multiple broadside-coupled stripline directional couplers and Lange couplers can achieve wide bandwidth and high performance .

Shaw提出的单模光纤定向耦合器的分析方法并结合微球腔的特性，对熔锥光纤与球微腔系统的耦合特性进行了理论分析和数值模拟。

Shaw and combining the properties of microsphere , theoretical analysis and numerical simulation for coupling properties of taper fiber and silicon-microsphere resonator are carried out .

为了节约空间，这种定向耦合器及其50Ω负载被制作在LTCC（低温共烧陶瓷）多层基板内部。

The coupler and an embedded 50 Ω resistor terminal are designed into LTCC ( Low Temperature Co-fired Ceramic ) multilayer substrate of the X-band high-integrated encapsulated module .

非线性定向耦合器（NLDC）是用在光网络中的光开关器件，它主要用在全光网络中，W。

Nonlinear Directional Coupler ( NLDC ) is a switch used in optical network . W.

利用半导体激光器（LD）、光隔离器、光纤定向耦合器、自聚焦透镜等组成双路光纤斐索型干涉仪。

The displacement sensor was realized on basis of a double channel optical fiber Fizeau type interferometer , which consists of laser diode ( LD ), optical isolator , optical fiber directional coupler , self focusing lens and etc.

文中给出了一套适合我航天型号电磁兼容测试要求的GTEM电磁敏感度测试系统。该测试系统由GTEM、双定向耦合器、功率计、功率放大器、射频开关矩阵、信号源、计算机组成。

The system is composed of GTEM cell , double directional coupler , power meter , power amplifier , signal generator , RF switch and computer .

2-18GHz超宽带定向耦合器的设计

The Design of Broadband Coupler in 2 - 18 GHz

解决平衡放大器电路设计的关键在于实现高方向性、紧耦合的3dB定向耦合器部件。

The emphasis in the design of a balanced amplifier lies in the realization of directional coupler with high directivity and impacted coupling .

设计了一种6MHz、3dB铁氧体定向耦合器，并用于制作加速器高频系统的控制单元。

In order to perform automatic controlling for the accelerator RF system , a 6 MHz . 3 dB ferrite directional coupler is designed .

此外，用四端口双定向耦合器作为待测器件验证了数学巴伦法的理论，结果与Agilent仪器的测量结果符合很好，说明了这种数学巴伦理论的正确性。

Moreover , a 4-port dual directional-coupler is used as a personator of balanced device to verify mathematical balun theory . Good agreement of results with that of Agilent equipment is observed and the mathematical balun theory is proved effective .

本文将两种尺寸不同的波导相互耦合可实现宽带耦合器的原理用于GNRD波导定向耦合器的设计。

In this paper , the principle which a structure of unsymmetric coupled waveguides can be used to extend the bandwidth of a coupler is applied to design the GNRD waveguide directional couplers .

文章介绍了由两个3dB耦合器串联，并在其中两个输出支路插入移相器所组成的S波段高功率可变定向耦合器。

A Variable high power directional coupler for S band is described in this paper . The coupler consists of two 3 dB couplers mounted in cascade and a phase shifter . inserted between the connecting legs of the 3 dB couplers .

插入式带线型隔离器/定向耦合器组件设计

Design of Drop-in Component with Stripline Junction Isolators / Directional Couplers

变耦合系数非线性三波导定向耦合器特性研究

Switching Characteristics of Three-Core Nonlinear Directional Couplers with Variable Coupling Coefficient