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OFDM_CommSys_FPGA
- 适合系统学习OFDM技术。本文设计并实现OFDM通信系统的调制、解调部分的数字电路。采用实验板或自行设计电路进行调试,并采用相关仪器验证。系统整体调试、优化,或就某一部分进行深入研究。-suitable for the systematic study OFDM technology. This paper describes the design and realization of the communication system OFDM modulation, demodulation
OFDM
- 给出了OFDM在卫星通信中的系统框图并 在Simulink中仿真实现,利用改进的CMA恒模算法进行盲均衡处理,来去除时变卫星信道对信号的影响,基于4阶累积量的方法 将OFDM信号与其他调制类型信号区分开来-OFDM is given in the satellite communication system block diagram and Simulation in Simulink using the modified constant modulus algorithm CMA
OFDM_Technique_Simulation_Performance
- 摘要:基于通信技术的列车运行控制系统(CBTC)是铁路信号的发展方向,交频分复用 OFDM)是一种无线环境下的高速传输技术,它对高速列车控制信息传输中卞要受到的由于多 径传播引起的快衰落所产生的影响有很强的抵抗能力.本文首先介绍了OFDM技术的发展和 基本原理,然后在计算机上用M atlal〕对其性能进行了仿真,仿真中将OFDM与传统的单载波 调制方式—i1,交振幅调制( 1frQAM)对抗多径十扰的性能进行了比较,最后分析了一者的仿真结果. -Abstract: Based
DigitalRadioMondiale
- DRM(Digital Radio Mondiale)系统采用OFDM调制方式, 引入了先进的信源信道编码和调制技术,使得AM波段的音频广播质量大大提高,在保持现有10kHz带宽时接近了FM广播的质量[5]-DRM (Digital Radio Mondiale) system uses OFDM modulation, the introduction of advanced source-channel coding and modulation techniques, making AM-
Adaptive_Modulation_and_Coding_for_OFDM_Systems.ra
- 基于自适应调制编码的OFDM系统的研究文章-Adaptive Modulation and Coding for OFDM Systems
practisereport
- OFDM(正交频分复用)技术实际上是MCM(Multi-Carrier Modulation,多载波调制)的一种。其主要思想是,将信道分成若干正交子信道,将高速数据信号转换成并行的低速子数据流,调制到在每个子信道上进行传输。正交信号可以通过在接收端采用相关技术来分开,这样可以减少子信道之间的相互干扰(ICI)。每个子信道上的信号带宽小于信道的相关带宽,因此每个子信道上的可以看成平坦性衰落,从而可以消除符号间干扰。而且由于每个子信道的带宽仅仅是原信道带宽的一小部分,信道均衡变得相对容-OFDM (
qpsk_model
- QPSK调制解调模型 simulink仿真-QPSK modulation and demodulation simulink simulation model
ofdm
- 正交频分复用(OFDM,Orthogonal Frequency Division Multiplexing)是一种多载波数字调制技术,也可以被当作一种复用技术。具有频谱利用率高、抗多径干扰等特点,OFDM系统能够有效地抵抗无线信道带来的影响,例如信道的频率选择性衰落,脉冲噪声和共信道干扰的影响。本文主要介绍了OFDM原理的相关知识。-The Orthogonal Frequency Division Multiplexing (OFDM, Orthogonal Frequency Divisi
ofdm
- ofdm is a multicarrier modulation technique inn wireless communication
MIMO-OFDM
- Technical features of the wireless network generation antenna schemes and the modulation systems. A look on the specifications the MIMO-OFDM 4G communication system.
OFDM
- 描述了OFDM的传输体制,并且说明了原理以及算法,适合开发人员-OFDM modulation and demodulation
OFDM
- OFDM的MATHLAB仿真,计算误码率,误比特率,π/4qpsk调制-OFDM-MATHLAB simulation, the calculation error rate, bit error rate, π/4qpsk modulation
DSP_based_power_line_modem
- 基于DSP的电力线调制解调器及其驱动程序的研究,包括OFDM调制技术、卷积码、交织编码和Turbo码编码技术、同步、访问控制方式等关键技术。研究生毕业论文,花银子买的,现在无私贡献出来咯!不可多得,叙述非常详尽,仅供参考!-DSP-based power line modem and its drivers, including studies on OFDM modulation, convolutional codes, interleaving coding and Turbo codin
ofdm
- 导频符号调制方式对OFDM信道估计的影响,自己觉得不错的文献,分享下-Pilot symbols of the OFDM modulation channel estimation of the impact of feel good literature, to share the next
MIMO-OFDM
- 这是一个基于空时分组编码的MIMO_OFDM通信系统的仿真设计,此系统包括QPSK调制解调,IFFT调制,空时编解码,基于训 练符号的信道估计等通信模块。 -This is a space-time block coding based on the MIMO_OFDM communication system simulation design, this system consists of QPSK modulation and demodulation, IFFT modulat
WiMAXin-ofdm
- Reaching Higher data rate and spectral efficiency are among the challenges expected for 4G wireless systems. Combining OFDM modulation and multiple-input multipleoutput (MIMO) help for that. In this paper, performances of a WiMAX MISO-OFDM based syst
ofdm
- 上述程序主要描述的是用matlab来编程实现ofdm通信系统调制-Procedure described above is mainly to programming matlab ofdm modulation communication system
可见光
- 可以用MATLAB实现室内可将光通信基于OFDM此种调制方式的(MATLAB can be achieved indoors, the optical communication can be based on OFDM modulation of this way)
OFDM modulation
- Ofdm system, between using slm and predistortion technique
ofdm-tutorial
- Orthogonal Frequency Division Modulation (OFDM)-111