reactance modulation system

用法例句

Research and Simulation of UWB Signal Model and Modulation;

超宽带信号模型及调制方式的研究与仿真

Then,the influences of different CP,modulation modes and oversampling on the system performance is emphatically analyzed respectively under the condition of ideal synchronization.

首先介绍了OFDM的基本原理,重点研究了在理想同步状态下,不同的保护间隔(CP)、调制方式和过采样率对OFDM系统误码率性能的影响,并在给出OFDM模型的基础上,对OFDM系统实现了计算机仿真,给出了以上各因素对OFDM系统误码率影响的比较曲线。

Based on the model, power back-off and its relationship with modulation type and cartier number are analyzed,and as a result,the method of getting optimal power back-off is given under different system parameters.

对卫星的非线性信道进行了详细分析,给出了信道仿真模型,并在此模型基础上分析了多载波信号在非线性信道中的功率回退,及其与调制方式和多载波数的关系,给出在不同系统参数下得到最优功率回退的具体方法。

On the Research of the Adaptive OFDM System with Adaptive Guard Interval Length and Modulation Scheme;

具有自适应保护间隔长度及调制方式的自适应OFDM（AOFDM）系统的研究

In this paper,the modulation structures,bandwidth requirement,transmission capacity,power requirement and packet error rate performance of the typical modulation schemes OOK,PPM and DPIM for atmospheric optical wireless communications are analyzed,combined with the characteristic of the atmospheric optical wireless channel.

在对三种典型大气无线光通信调制方式——OOK、PPM和DPIM的调制结构进行分析的基础上,结合大气无线光信道特点,分析比较了这三种调制方式的带宽需求、传输容量、功率需求和差错性能。

A new modulation scheme called dual duration pulse position modulation(DD-PPM) is proposed for optical wireless communication system to overcome the short comings of pulse position modulation(PPM) and digital pulse interval modulation(DPIM).

在给出其符号结构的基础上,分析了带宽需求、传输容量和平均功率,推导出弱湍流信道下的误包率模型,并将其与开关键控调制(OOK),PPM和DPIM等典型调制方式进行了比较。

This project is on-line automatic recognition of the satellite signal modulation mode.

本项目对卫星信号的调制方式进行在线自动识别，依据软件无线电的基本思想建立了一个通用信号分析平台。

All modulation types of interest have been classified with suc.

信号调制方式自动识别是非合作通信系统接收的重要课题 ;针对数字信号调制方式识别问题 ,采用一种基于特征参数直方图统计的自动识别算法 ,该算法计算量小 ,适于实时处理 ;计算机仿真结果表明 :当信噪比大于 1 8dB时 ,正确识别率高于 98% ,具有良好的识别效果。

In order to identify the digital modulation types of communication signals,the characteristics of analytic signals and normalized digital signals by wavelet transform are analyzed,and then an algorithm is proposed,which could directly extract features from frequency domain utilizing wavelet transform.

为识别出通信信号中的数字信号的调制方式,分析了解析信号以及归一化处理后的数字信号经过小波变换后的特点,提出直接提取信号小波变换后的频域特征的算法。

Armstrong system

阿姆斯特朗调制方式

The Research on Test Methods of RFID Signal Modulation

RFID调制方式测试方法的研究与仿真

Automatic Modulation Recognition of Digital Communication Signals;

数字通信信号调制方式自动识别研究

Digital Modulation Format Recognition Based on Higher Order Statistics;

基于高阶统计量的数字调制方式识别

A Modulation of Physical Layer Based on FH-OFDM in Self-organized Network;

自组织网络物理层基于FH-OFDM调制方式

Research on Modulation Classification and Recognition Algorithm of Communication Signals;

通信信号调制方式分类识别算法研究

Effect of Different Hay-curing Methods on Quality Changes in Alfalfa

不同调制方式对苜蓿干草品质的影响

Modulation Identification of Communication Signal Based on DSP

基于DSP的通信信号调制方式识别

Automatic modulation classification of MPSK signals With timing error

存在定时误差的MPSK信号调制方式识别

Performance Analysis of Modulation Mode of Link22

Link22数据链调制方式性能分析

Software Radio: Simulation on Modulation Mode Recognition and Demodulation Algorithms;

软件无线电调制方式识别及解调算法仿真研究

Automatic Recognizing of the Communication Signal modulation and Digital Demodulating Technology;

通信信号调制方式自动识别与数字解调技术

Likelihood Method for Recognition of Polyphase-coded Radar Signals

多相码雷达信号调制方式识别的似然方法

Spectrum line based modulation classification for constant modulus digital modulation signals

基于谱线特征的恒包络数字调制方式识别方法

A Simple Method for Classification of MPSK Signals

一种简单高效的MPSK信号调制方式分类方法

Research on Suppression for Diode Freewheeling of Inactive Phase in High-speed BLDCM Using PAM Strategy

PAM调制方式下高速无刷直流电机非导通相续流抑制方法研究

the method of regulation and control is the navigation mark, determining the direction of the formative mechanism;

调控方式是航标,决定形成机制的方向;

Research on the Control Scenario and Control Method of the Central Coordinate Controller

集中协调式信号机控制方案及控制方法研究