A cosine phase shifter is applied in phase shifting circuit to meet the possible maximum trigger current and voltage of thruster.
移相线路中配有与弦移相器以满足可控硅整流器最大可能触发电流和电压。
The low-voltage driving circuit is adopted to drive a piezoelectric ceramic phase shifter to shift the phase of the reference beam, so as to make the instrument lighter, smaller and cheaper.
采用低压驱动电路驱动压电陶瓷相移器对参考光束进行相移,从而使仪器质量减轻、体积缩小、成本降低。
A modified phase shifting algorithm is used in our testing system to improve the measurement accuracy, which decreases the errors from phase shifter and detector's nonlinearity.
系统采用了改进的相移算法,抑制了相移器误差以及探测器带来的非线性误差,提高了测量精度。
Piezoelectric phase shifter was studied, and a kind of phase shifter with flexible hinge was presented.
对压电式移相器进行了研究,设计了具有放大特性的柔性铰链式移相器。
A hologram memory with high quality and high information storage density for analog information such as characters, lines and portraits has been made by sampling mesh and random phase shifter method.
用采样及随机相移器法实现了对文字、线条、人象等多种模拟信息的高密度,高质量的全息存贮。
Direct digital synthesis (DDS) is an advanced all digital frequency synthesis technology, based on the PM function of DDS, this paper gives the design scheme of a DDS digital phase shifter.
直接数字式频率合成技术(DDS)是一种先进的全数字频率合成技术,本文基于DDS的相位调制功能,给出了一种DDS数字移相器的设计方案。
A new static phase shifter based on PWM AC controller is presented in this paper.
介绍一种基于脉冲宽度调制(PWM)交流控制技术的新型静止移相器。
The decision circuit of the chip is applied with a DFF using SCFL structure and its tuned phase shifter with differential current amplifiers according to the principle of vector addition.
该芯片的判决电路采用SCFL(源级耦合晶体管逻辑)的D触发器结构,根据矢量叠加原理设计,采用差动电流放大器构成可调移相器。
This paper introduces the mathematical theory of phase shifter and develops a new algorithm for design phase shifters with minimum cost of delay and speed.
本文分析了移相器的数学理论并提出了移相器设计与优化算法。 该算法可以得到最小时延与面积代价下的高效移相器。
Microwave phase shifter is a device that can change the phase of electromagnetic wave. It is widely used in the phase array radar and microwave communications systems.
微波移相器是能改变电磁波相位的器件,广泛应用在相控阵雷达和微波通信系统中。
It is concluded that the twin wire magnetic phase shifter has a clear advantage over the one wire magnetic phase shifter and that the former's magnetic current is half of the latters.
得出了双线磁化移相器比单线移相器有明显的优越性,其磁化电流是单线移相器的一半。
Microwave phase shifter in phased-array radar, communications, instrumentation, heavy ion accelerator and the missile attitude control system has a broad application prospects.
微波移相器在雷达、通信、仪器仪表、重离子加速器及导弹姿态控制系统中有着广泛的应用前景。
The principle of a twin wire magnetic phase shifter is analyzed in theory and verified by experiment in this paper.
从理论上分析了双线磁化移相器的原理,并进行了实验验证。
This paper describes a preliminary experimentation study on some effect of stress caused by exterior pressure in magnetic core upon phase-shifting characteristics of a ferrite phase shifter.
对磁芯因受外部压力产生应力时对铁氧体移相器移相特性影响进行了初步实验研究。
Phase shifter is a commonly-used component in microwave system. Its function is to make the passed electromagnetic wave phase shift, so it's very useful on the phase control and power synthesis area.
相移器是微波系统中的常用元件,它的作用是使通过的电磁波产生一定的相位移,因此它在微波相位控制和功率合成方面具有重要意义。
By concise mathematical explanations and experimental results, a new structure of latching ferrite rectangular waveguide phase shifter is first introduced in this paper.
本文介绍了一种新型波导结构的锁式铁氧体移相器,给出了简明的数学解析与实验结果。
Then on the digital phase shifter phase-shifting principle this paper carried out a brief description of the digital phase shifter and introduces the important technical indicators and classification.
接着对数字式移相器的相移原理进行了一个简要说明,介绍了数字式移相器的重要技术指标、分类。
The circuit is used in a part of driving circuit of phase control line radar ferrite phase shifter and is also used in the other power amplifiers.
该电路应用于相控阵雷达铁氧体移相器驱动电路的一部分,也可用于其它功率放大器中。
By the aid of the phase shift-frequency characteristic, the conformal transformation and the perturbation theory, a new kind of compact, broadband waveguide phase shifter is developed.
借助相移-频率特性、保角变换和微扰理论,研制出了新型的宽带移相器。
Especially in Phased Array radar, a large number of key parts employed are digital microwave phase shifter.
尤其在相控阵雷达中,大量应用的关键部件就是微波数字式移相器。
Through a new feeding construction with phase-shifter, the main lobe of the pattern of the microstrip leaky-wave antenna can scan at a fixed frequency.
通过控制微带漏波天线中部馈电端口移相器,成功实现了工作频率固定下微带漏波天线主波束扫描,并使用电子开关实现微带漏波天线主波束双向扫描。
Based on this background, this paper introduces and studies a new phase shifter suitable for HPM domain-coaxial-inserting-fin phase shifter.
鉴于此背景本文提出并研究了一种适用于高功率微波的相移器——同轴插板式相移器。
A 90 DEG phase shifter is formed on the back side (25l) of the circuit board (25).
在电路基板(25)的背面(25l)形成了90度相位变换器。
In this paper, an improved wide-band 90 degrees Schiffman phase shifter is presented by using a back to back microstrip line.
在此提出了一种改进的宽带移相90度希夫曼提出使用背对背微带线。
A novel frequency-fixed beam-scanning microstrip leaky-wave antenna with phase-shifter has been described in this paper.
提出了一种新型带移相器多端口馈电微带漏波天线,实现了频率固定下的相控微带漏波天线双向主波束扫描。
A novel frequency-fixed beam-scanning microstrip leaky-wave antenna with phase-shifter has been described in this paper.
提出了一种新型带移相器多端口馈电微带漏波天线,实现了频率固定下的相控微带漏波天线双向主波束扫描。
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