FDMA的例句大全

Efficient time domain channel estimation for MIMO SC-FDMA systems

一种适用于MIMO SC-FDMA系统的高效时域信道估计

The Peak-Average Power Ratio Reduction Method Based on Statistic Companding for SC-FDMA Systems

SC-FDMA系统中基于统计压扩的峰均功率比减小方法

In this project I analyze the PAPR of SC-FDMA and analytically derive the time domain SC-FDMA signals and numerically compare PAPR characteristics using the complementary cumulative distribution function ( CCDF) of PAPR.

在这篇论文中，我分析了SC-FDMA的PAPR并且解析地导出SC-FDMA的时域信号，并利用PAPR的互补累积分布函数（CCDF）对它们的PAPR特征进行数值比较。

SC-FDMA is a technology using single-carrier modulation and frequency-domain equalization, has the property of low PAPR.

而SC-FDMA（单载波频分多址）是一种使用单载波调制和频域均衡的技术，具有低PAPR这一显著特性。

Resource allocation for FDMA based two-hop relay networks

基于FDMA系统的两跳中继网络的资源分配

A Comparison of the Spectral Efficiency Between FDMA, TDMA and CDMA Cellular Systems

FDMA，TDMA与CDMA蜂窝系统频谱效率的比较

Analysis of the Microwave Nonlinear Circuit Excited by FDMA Digitally Modulated Signal by Using Time Domain Spectral Balance Method

用时域-谱平衡法分析FDMA数字调制信号激励的微波非线性电路

A DFT spread generalized multi-carrier ( GMC) based frequency division multiple access ( FDMA) scheme, i.e. DFT-S-GMC is proposed for uplink transmission of wideband mobile communication systems.

针对宽带移动通信上行链路传输，提出一种基于离散傅立叶变换（DFT）的广义多载波（GMC）频分多址方案&DFT-S-GMC。

This paper introduce CDMA Mobile Technology, describe the architecture of CDMA system, and list the key differences between FDMA, TDMA, and CDMA.

介绍了CDMA移动通信技术的原理、特点，并将其同传统的TDMA、FDMA技术进行比较；

ATM Based Satellite Integrated Broadband Communications Network Accessed in FDMA

基于FDMA的卫星ATM综合宽带通信网

Study on demodulating multi-channel FDMA/ FSK signals on board based on FFT

基于FFT的星上多路FDMA/FSK信号解调研究

In the following, an analytical model of data capacity in TDMA/ FDMA cellular systems is developed for the performance simulation of the scheme.

同时建立了一个基于TDMA/FDMA蜂窝小区的数据容量解析模型来分析该体制的性能。

Ultra Narrow Band Technology Based FDMA Power Line Communication Technology of Long-Distance Meter Reading Solution for Distributed Users

基于超窄带FDMA电力线通信技术的分散用户远程抄表解决方案

For TDMA and FDMA, they solve the interference problem by employing orthogonal waveforms for different users.

对于TDMA和FDMA，他们通过在不同用户间采用正交的波形来对抗用户间干扰。

Capacity of CDMA and FDMA for Multi-beam GEO Satellite Communications

多波束GEO卫星通信中CDMA与FDMA的多址容量

In this system, continuously variable slope delta modulation ( CVSD) is used to change the analogy signal into digital, GFM is used to modulate the signal, FDMA, PLL frequency synthesizer.

这种系统采用连续可变斜率增量调制（CVSD）来实现语音信号的编码、GFM调制解调方式、FDMA、PLL频率合成器技术。

The MAC protocol for HFC network based on TDMA/ FDMA is studied thoroughly.

深入研究了基于TDMA／FDMA的HFC网络MAC技术。

Methods: Image coding compression using wavelet transforms and CDMA DS/ FDMA technology were used for the digital data link.

方法：采用图像压缩技术和频分加码分复合通讯体制建立无线电数字化信息传输通道。

The CDMA system, which has striking advantages of anti-multipath fading, soft capacities and large capacities over FDMA and TDMA systems, has been focused by all of the countries.

扩频技术由于具有抗多径，软容量和时分多址与频分多址更大的容量和优势，而受到各国研究者的重视。

To meet the above requirement, it is suitable to use the hybrid techniques of CDMA/ TDMA/ FDMA. Among those, multi carrier CDMA schemes have drawn much attentions.

为满足上述要求，宜采用CDMA／TDMA／FDMA混合多址方式，其中多载波CDMA已成为目前研究热点。