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In this paper, the transfer matrix of circular polarization phase shifter is derived through coupled wave theory, transfer characteristics of elliptically polarized wave, circularly polarized wave, linear polarized wave are considered.

根据铁氧体耦合波理论推导出圆极化移相器对任意极化电磁波的传输矩阵,在此基础上研究了椭圆极化波、线极化波、圆极化波在移相器内的传输特性。

The 90 and 180 phase shift bits are of reflection type, using Lange coupler to realize the separation between the incident and reflection signals. According to process rules of the GaAs MMIC product line, we properly designed the circuit layout. In order to reduce the overall chip size, the transmission lines are folded with sufficient spacing to avoid interline coupling.

结合实际MMIC工艺线,合理设计移相器电路版图,折叠微带线并留出足够大的线间距,以避免线间寄生耦合的发生,并折叠兰格耦合器使90°和180°移相位的尺寸与其它相位的芯片尺寸保持一致。

The relationship between the accuracy of OAF algorithm and phase shifter errors is given.

给出了这种方法的相位复原精度与移相器的位移误差之间的关系式,从关系式中可见,OAF算法大大地减小由于移相器的位移误差而引起相位复原误差。

Another type of ring resonance circuit doesn't have the same good results and needs to be improved.

而另一种环形谐振电路的移相器相移量较小,还有待进一步的研究和分析。

The differential phase shift changes as the change in the thickness of the ferrite phase shifter is calculatedwith the transcendental equation.

根据超越方程对单环非互易铁氧体移相器的差相移随铁氧体厚度的变化进行了数值计算。

Kinds and selecting principle of phase shifter of the key devices in television receiving system of autotrackinging synchronous telecommunication satellite are analyzed. Transcendental equation of the propagation constant of latching ferrite phase shifter is derived, its properties are discussed.

分析了自动跟踪同步通信卫星电视接收系统中的关键元件移相器的分类及选取原则,推导了锁式铁氧体移相器传播常数的超越方程,并对它进行了详细地讨论。

Taking advantage of the reciprocity of rotary field phase shifters and nonreciprocity of ferrite circle polarizers, high power duplexing rotary field phase phase shifters are designed.

利用旋转场移相器的互易特性和铁氧体圆极化器的非互易特性,设计出高功率双工旋转场移相器

Firstly, the thesis reviewed the study status on BST phase shifters and the achievements abroad, and decided to research the distributed phase shifters using optimized interdigitated capacitors.

论文首先分析了国内外BST铁电材料移相器的研究和发展现状,总结了多种不同类型BST移相器的优缺点,并在此基础上决定选择分布电容共面波导结构式移相器进行研究。

The reference signal generating unit includes a local reference signal generator, an RF converter, a splitter, a phase detector, and a phase shifter.

参考信号发生单元包括本地参考信号发生器、RF转换器、分离器、鉴相器和移相器

The measurement model for the retardation distributing of the quarter wave plate was introduced by Muller matrix and Stokes parameter. And four patterns with phase shifting of 90°in turn were eatched simultaneously by an especial spatial splitting phase-shifter.

1/4波片相位延迟分布的动态测量,通过密勒矩阵和斯托克斯参量法对一种1/4波片的相位延迟分布的测量模型进行了推导,并设计出一种空间分光移相器,取代一般测量系统中的检偏器,使得系统能于瞬间同时采集四幅具有90°移相步长的干涉图,避免了环境振动对测量的影响,从而可以对1/4波片的相位延迟分布进行动态在线测量。

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