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In this paper, we investigate the timing and carrier
frequency offset (CFO) synchronization problem in decode and
forward cooperative systems operating over frequency selective
channels. A training sequence which consists of one orthogonal
fr
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一种基于PN训练序列的OFDM时频同步的新算法。通过构造倒序结构的同步训练序列-PN training sequence based on the OFDM time and frequency synchronization of the new algorithm. Structure by constructing a reverse synchronization of training sequences
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This is basic ofdm frequency synchronization simulator
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这是一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，
上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模
块，并统括系统性能的仿真验证了系统设计的可靠性
- This is a relatively complete simulation of OFDM communication system design, including coding, modulation, IFFT, upper and lower frequency,
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6. 在三条径的瑞利信道中，对于OFDM：
(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BPSK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。
(2) 设频率已同步，请设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。
(3) 设时间已同步，请设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信
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多天线正交频分复用(MIMO-OFDM,Multiple-Input and Multiple-Output Orthogonal Frequency Division Multiplex)系统中,精确的符号定时同步可使接收端解调数据时消除载波频率偏移和符号间干扰。而由于MIMO空间信道复杂度较高,使得单天线OFDM系统的同步方法不能直接应用于MIMO-OFDM系统中。提出的两步同步方法首先利用时域导频作为第一步同步进行粗同步,然后利用循环交织前缀作为第二步同步对每一个MIMO-OFDM符号进行
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如果对通信系统的同步或者频偏感兴趣的话，这将是一个很好的学习代码，我花了很长时间写的-Communication system synchronization or frequency offset of interest, this will be a good learning code, I spent a long time to write
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OFDM系统，包括系统的编码，调制，转换，发送，时间同步，频率同步-OFDM systems, including system encoding, modulation, conversion, send, time synchronization, frequency synchronization
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Orthogonal Frequency Division Multiplexing (OFDM)
systems are more sensitive to timing and frequency offsets than
single carrier systems. This Paper presents a method of joint time
and frequency synchronization for OFDM systems. The
synchroni
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Orthogonal Frequency Division Multiplexing (OFDM)
systems are more sensitive to timing and frequency offsets than
single carrier systems. This Paper presents a method of joint time
and frequency synchronization for OFDM systems. The
synchroni
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Orthogonal Frequency Division Multiplexing (OFDM)
systems are more sensitive to timing and frequency offsets than
single carrier systems. This Paper presents a method of joint time
and frequency synchronization for OFDM systems. The
synchroni
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0下载：
Orthogonal Frequency Division Multiplexing (OFDM)
systems are more sensitive to timing and frequency offsets than
single carrier systems. This Paper presents a method of joint time
and frequency synchronization for OFDM systems. The
synchroni
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802.11a OFDM MATLAB仿真代码，包含OFDM映射，IDFFT/DFT，同步(时间/频率同步)与信道估计，和频率偏移的估计等一系列代码
-802.11a OFDM MATLAB simulation code, including the OFDM mapping IDFFT/DFT synchronization (time/frequency synchronization) and the channel estimation and frequency offset e
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Matlab的OFDM在多径Rayleigh信道下的同步1. 假设频率已同步，设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特特信噪比与捕获概率的关系曲线。2. 设时间已同步，设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线.
-Matlab for OFDM under the multipath Rayleigh channel synchronization. Assuming
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Every thing about MIMO system and OFDM, including Matlab source, timing, frequency synchronization, equalization, estimation, PAPR, space time block code, channel capacity
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基于ZC序列的TDDLTE同步信号频率校正，基于OFDM多载波调制技术-Based the ZC sequence TDDLTE synchronization signal frequency correction, OFDM based multi-carrier modulation technique
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此程序为采样频率同步，专门用于OFDM接收部分，用于定时同步-This procedure for the sampling frequency synchronization, specifically for the OFDM receiving section is used for timing synchronization
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ml时频同步算法，基于OFDM系统的。子载波数 128
位数/ 符号 2
符号数/ 载波 100
训练符号数 0
循环前缀长度 8 (1/16)*T
调制方式 4-QAM
多径信道数 3
IFFT Size 128
信道最大时延 2-ml frequency synchronization algorithm, based on the OFDM system. Digit of the number of subcarriers 128 /2
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OFDM通信系统性能仿真，包括PAPR抑制、同步算法、编码、上下变频、高斯信道建模等-OFDM communication system simulation, including the PAPR suppression, synchronization algorithm, coding, frequency up and down, Gaussian channel model
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这是一个相对完整的OFDM通信系统的仿真设计，包括编码，调制，IFFT，上下变频，高斯信道建模，FFT，PAPR抑制，各种同步，解调和解码等模块，并统括系统性能的仿真验证了系统设计的可靠性。-This is a relatively complete simulation of the OFDM communication system design, coding, modulation, IFFT, the upper and lower frequency, Gaussian channe
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