调相器

静止调相器抑制电压波动的动态仿真研究静止营养液栽培法

Dynamic simulation of reducing transient voltage fluctuation with static condenser a study on static nutrient solution culture ── an innovative soilless culture method

一种减小反射式0－π调相器尺寸的新方法

A New Method for Decreasing the Size of Reflection 0 π Phase Modulator

X波段0/π开关线调相器

X-Band 0 /π Switched Line Phase Modulators

电抗调整法改善微波线性调相器性能

Improving the Performance of Microwave Linear Phase Modulator with Reactive Method

高频0～π调相器的系统研制

Development of High-Frequency 0 - π Phase Modulator System

70MHz低噪声低失真调相器

70 MHz Low Noise Low Distortion Phase Modulator

微波调相器频谱的计算机分析

Spectrum Analysis of Microwave Phase Modulator with Computer

鳍线0～π调相器

A Fin-Line 0 ~π Phase Modulator

本文叙述了数字微波通讯机中一个重要部件&Oπ调相器。

An important device called O π phase modulator used in digital microwave communication equipments is described .

本文介绍了一种利用延迟线鉴频器解调出射频或微波信号的调频噪声后，使其负反馈到调相器以实现信号噪声谱改善及实时监测的新方法。

A new method using delay line descriminator for demodulating and monitoring FM noise and degeneration loop for improving it is presented .

该文指出，反射式微波线性调相器寄生调幅产生的原因是变容管的损耗电阻和环行器的隔离度。

Because of the loss resistance of varactor and the isolation of circulator , parasitic amplitude modulation exists in reflectionmicrowave linear phase modulator .

本文介绍了用于微波中继系统发射机的功率放大器、调相器、上变频器等组件的原理和特性。

This paper presents the principles and characteristics of the following modules : power amplifier , phase modulator and up converter , which are used in the transmitter of1GHz microwave relay system .

在研制微波调相器的调制相加器时发现，用本文提出的感性有源可变调制相加器是扩展频带的另一有效办法。

From developing the modulation summator of microwave phase modulator , it is found that the modulation summator presented in this paper se-ems to bp an another valid method of spreading band .

提出了一种直接把光纤通信中传输的数字光信号转换为微波传输的数字电信号的接口设备的设计，分析了反射式微波0～π调相器的电路和特性。

Practical interface , which can be used to transform directly digital optical signals in the fiber into microwave signals in the digital microwave equipment , is designed . The circuits and performances of reflect type 0 ~π microwave phase modulator is analysed .

文中分析了该方案中涉及到的关键技术，主要有四个方面，即调幅调相器的设计、主功放和误差功放的设计、导频产生和注入、搜索算法和控制算法选择。

The key technology involved by the programmer is analyzed . The four main aspects are the design of amplitude modulation and phase modulation , the main power amplifier and error amplifier design , produce and pilot injection , the search algorithm choice and control algorithms choice .

传输线结构可调相移器中结构参数的调整对于相移效果的研究，采用HFSS仿真软件进行研究。

In The study of the adjustment of structural parameters ' effect of the transmission line structure tunable phase shifter , using the HFSS simulation software for research .

共面波导结构可调相移器设计。

Tunable phase shifter design of coplanar waveguide structure .

应用解调器实现BRAGG光栅温度测量本装置采用布喇格衍射盒作为激光的移频装置、锁相环作为调相信号的解调器。

The Fabrication of Fiber Bragg Grating for Temperature Measurement on the Based of Demodulator We use a Bragg diffraction cell as the frequency shifter , PLL as the PM demodulator .

大调制指数调相信号锁相解调器的分析与设计

Analysis and Design of Large Modulation Index PhaseModulation Signal Phase-locked Demodulator