1) phase-delay line
相位延迟线
1.
The patch size,the distance between the elements,phase-delay line,the thickness of dielectric substrate,the error analysis and simulation are discussed respectively.
介绍了微带反射阵天线的基本原理,分析了天线设计中阵元单元尺寸和间隔的计算、相位延迟线的选择、基片厚度的选取、误差分析、仿真验证等,根据分析结果提出了低副瓣微带反射阵天线的设计方法。
2) phase delay
相位延迟
1.
This paper explains some problems encountered in the practical measurement using Virtual Instruments developed by LabVIEW,such as phase delay,noise,multitasking and ex-ecution,continuous analog output &input and so on.
对利用LabVIEW软件开发虚拟仪器进行实际测量过程中可能遇到的相位延迟、噪声、多任务并行机制以及模拟信号的输出与连续采集等问题,提出了一些相应的处理方法,并对在开发和使用这类仪器及其测试系统过程中应注意的事项发表了作者自己的几点见解。
2.
The influence of carrier phase delay on demodulation output is corrected.
该系统采用FPGA实现数据的高速采集和逻辑控制,用DSP实现传感信号的全数字解调,分析了载波相位延迟对解调输出的影响并采取了纠正措施。
3) phase retardation
相位延迟
1.
The simple method research for measuring the phase retardation of wave-plates;
波片相位延迟测量的简捷方法研究
2.
Two-dimensional measurement for optical phase retardation;
光相位延迟的二维测量及系统设计
4) phase lag
相位延迟
1.
Normal acceleration is provided by aerodynamic force,which is restricted by flight height and velocity;Orbit-pulse-control is very different in that it provides normal acceleration without delay,and response time is reduced by one order of magnitude;Attitude-pulse-control behaves 180o phase lag at natural frequency of the missile body,however,the phrase lag of o.
研究表明:姿态脉冲控制与气动控制类似,改变弹道的过载主要是由气动力产生的,受高度和速度的限制;轨道脉冲控制与气动控制有本质不同,直接产生过载,响应时间比气动控制至少小一个量级;姿态脉冲控制时在弹体频率处有180°的相位延迟,轨道脉冲控制有较小的相位延迟。
5) retardation
[英][,ri:tɑ:'deiʃən] [美][,ritɑr'deʃən]
位相延迟
1.
Comparison and analysis of several methods for measuring waveplate retardation;
几种波片位相延迟测量方法的比较
2.
The relation between the transmitting ratio (or retardation) and ineident angle is given, and the property of Wollaston prism in an imaging system is also presented.
给出了Wollaston棱镜的透射比及位相延迟与入射角的关系,就Wo11aston棱镜用于成像系统中的性能进行了研究。
6) phase retarder
位相延迟
1.
This feature can be used to cancel the unwanted polarization effect in an optical system, and to fabricate phase retarders.
光学薄膜在光倾斜入射时可等效为一线偏振器和一位相延迟器,这一特性可以用琼斯算法进行描述。
2.
The Jones matrices and eigenpolarizations of the six propagation trips were derived, and the polarization state of any polarization light is unchanged through the cornercube retroreflectors when phase retarder of 1064nm HR mirror.
5薄膜设计软件设计出了对1064nm和500nm附近双波长高反射的理想膜系,并用琼斯算法对由1064nm高反射镜组成的角立方反射镜(外反射)的偏振特性进行了详细的分析与计算,得到了各种情况下角立方反射镜的本征值和本征向量,并分析得出了1064nm高反射镜的位相延迟δ=180°时,任意偏振状态的光经角立方反射镜后偏振状态保持不变。
补充资料:延迟线
在电路中将电信号延迟一定时间再输出的器件。对模拟信号一般用电感和电容组成或直接用同轴电缆和螺旋线;数字信号还用电荷耦合器件或声表面波器件。延迟时间约为10-9~10-5秒。广泛用于雷达、通信、计算机、彩色电视及测量仪器(如示波器)中。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条