positive carrier是什么意思

网络释义

用法例句

The orthogonal multicarrier modulation (OMCM) technique has recently evoked considerable research and widespread applications for wireless communication.

在无线通信中 ,以正交频分复用 (OFDM)为代表的正交多载波调制 (OMCM )技术正在获得深入研究和广泛应用。

This article mainly introduces the orthogonal frequency division multiplexing(OFDM) of the power line communications(PLC) and its advantages and disadvantages,emphasizing that the power line channel weakens and noise exists.

本文介绍了正交多载波调制(OFDM)电力线通信(PLC)的优缺点,强调了电力线信道存在的噪声和衰减。

This thesis briefly expounds the basic principles of Spread Spectrum Communication (SSC) and Orthogonal Frequency Division Multiplexing (OFDM) techniques, discusses the advantages, disadvantages and the actuality of SSC and OFDM while they both are applied on Power Line carrier communication (PLC).

本文简要阐述了扩频通信技术及正交多载波调制技术的基本原理，讨论了扩频技术及正交多载波调制技术在电力线载波通信应用的优点、方式和现状。

The technology and applications of the Orthogonal multi-carrier OFDM modulation

正交多载波调制OFDM技术及其应用

Orthogonal Frequency Division Multiplexing(OFDM)Modulating Technique of Power Line Communications and Performance Analysis;

电力线信道下的正交多载波调制技术性能分析

Study and Application of Modulation and Demodulation of Multi-Carriar Based on Polyphase Orthogonal Sequence;

基于多相正交序列的多载波调制解调技术的研究与应用

QPSM and navigation signal multiplexing

正交叉积副载波调制与导航信号复用

colour multiplexing

彩色副载频正交调制

Orthotropic Frequency Division and Multi-Carrier CDMA Technology;

正交频分复用(OFDM)和多载波CDMA技术

Optiaml Wavelet Basis Research on Wavelet Packet Transform Based Multicarrier Modulation Communication System;

小波包多载波调制系统的最优基研究

Research on Multi-carrier Modulation Technique Based on the Wavelet Theory

基于小波理论的多载波调制技术研究

modulator carrier

调制器载(波)频(率)

Research on OFDM Multi-Carrier Modulation Technology for Peak-to-Average Power Ratio Reduction;

低峰均比的OFDM多载波调制技术研究

Research on Multi-carrier Modulation and MC-CDMA Interference Cancellation

多载波调制和MC-CDMA的干扰消除研究

An Orthogonal Frequency Compound-Coding Spread Spectrum System and its Performance Analysis

一种正交多载波编码扩谱系统及其性能分析

Study on Wavelet Packet Multicarrier Modulation Technology in Wideband Wireless Communication;

宽带无线通信中小波包多载波调制技术研究

Implement Wavelet Packet Transform-based Multicarrier Modulation System Based on FPGA;

基于小波包变换的多载波调制系统的FPGA实现

The Research on Some Problems of Wavelet Packet Based Multi-carrier Modulation System;

基于小波包的多载波调制系统若干问题的研究

Implement Wavelet Packet Transform-based Multicarrier Modulation Algorithm on DSP;

基于小波包变换的多载波调制算法的DSP实现

Analyzing and Simulating the Performance of the Wavelet Packet Multicarrier Modulation in CDMA System;

CDMA系统中小波包多载波调制的性能分析及仿真

Research of Channel Estimation in Multi-Carrier Modulation System Based on Wavelet Packet;

小波包多载波调制系统中的信道估计研究