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ofdm系统matlab仿真m程序，包括信道编解码，多径信道，信道估计以及误码率统计等功能,matlab simulation m OFDM system procedures, including channel coding and decoding, multi-path channel, channel estimation, as well as features such as bit error rate statistics
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4QAM调制的OFDM多径传输，对不同的信道估计算法的误码性能进行比较-OFDM modulation 4QAM multi-path transmission, for different channel estimation algorithm to compare the BER performance
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In this Mfile, I want to investigate the performance of LSE algorithm in
OFDM channel estimation with methods of equalizations like MRC and ZF.
For further information see the "Xiaodong Cai and Georgios B. Giannakis, Error Probability Minimizing
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16qam子空间法盲信道估计和信号恢复-Legal 16qam subspace channel estimation
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qpsk通过信道信噪比估计，包括qpsk，8psk，16psk，16qam-qpsk through the channel SNR estimation
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This files are about multipath channel simulator for the DVB-H system. Basic QAM modulation and demodulation module are included and channel estimation is also included.
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基于16QAM调制解调的OFDM信道估计，计算了不同信噪比下的误码性能曲线，并画出了图。-Comb based on the OFDM pilot channel estimation, calculation of the BER performance under different signal to noise ratio curve, and draw the map.
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carrier_count= 200
bits_per_symbol = 2
symbols_per_carrier = 50
loop=10
num=5
循环次数 10
子载波数 200
位数/ 符号 2
符号数/ 载波 50
训练符号数 5
循环前缀长度 T/4
调制方式 QAM
多径信道数 2（缺省）
信道最大时延 5 (单位数据符号)
仿真条件 收发之间严格同步
一个OFDM系统
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OFDM信道估计，该文件夹包括19个M文件，包括误码率检测，插值计算，瑞利信道等-OFDM channel estimation, the folder includes 19 M files, including bit error rate detection, interpolation, Rayleigh channel, etc.
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信道 估计中QAM的 代码 极具参考价值 很值得以看-Code channel estimation reference value is worth to see
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8. 单径瑞利信道中的四发四收V-BLAST：
(1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量16QAM调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。
-4 Explain the working principle of convolutional encoding and decoding. Please use the Simulink simulation convolutional codin
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OFDM发射和接收收机，包括QAM、信道估计和S&C同步算法。-OFDM receiver and transmitter，include QAM modulation ，channel estimation and S&C synchronization algorithm。
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channel noise estimation for different modulators DQPSK, QAM in simulink
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OFDM系统中理想信道估计与训练序列信道估计对比，包含QPSK和16QAM两种不同调制方式-Ideal channel estimation and training sequence channel estimation in OFDM system , contains QPSK and 16 qam two different modulation mode
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仿真采用QPSK和16-QAM调制时，接收机采用理想信道估计和利用训练符号进行信道估计的误比特率性能-The simulation using QPSK and 16-QAM modulation, receiver with perfect channel estimation and using training symbols for the bit error rate performance of the channel estimation
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A 16-QAM signal X, whose power is normalized as unity, is transmitted with OFDM over the discrete-time channel model h which has been used in Homework #2 and #3. As depicted in the below figure, the transmitter (TX) is now equipped with an N-point ID
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16-QAM, OFDM, channel estimation
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Channel estimation for a MIMo ofdm
No.of Carriers: 64
coding used: Convolutional coding
Single frame size: 96 bits
Total no. of Frames: 100
Modulation: 16-QAM
No. of Pilots: 4
Cylic Extension: 25 (16)
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Channel estimati
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OFDM Channel Estimation QPSK QAM
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进行帧同步的目的是为了得到帧头的位置，以分辨以符号周期为单位的延时。本质上，目的是寻找一个接收端已知的已发送信号的参考信号（即训练序列）以进行后续的如信道估计和信道均衡的操作。有关帧同步的理论有很多，这里只实现一种基于训练序列的相关性质的方法。(The purpose of frame synchronization is to get the position of the frame header to resolve the delay in symbol periods. In esse
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