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Semiblind_channel_estimation.gz
This paper considers semiblind channel estimation
and data detection for orthogonal frequency-division multiplexing
(OFDM) over frequency-selective fading channels.
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CDMA-Forward-Link-Simulation.rar
... simulation package ,which mimics real-time data communication from a basestation to a cellular unit. The package simulates an
IS-95CDMA forward link cellular system consisting of 3 major components:Transmitter,
Communication Channel and Receiver.
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Rayleigh_fading.rar
Rayleigh 信道仿真模型 参考"Autoregressive modeling for fading channel simulation", IEEE Transaction on Wireless Communications, July 2005.
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ostbc.rar
... simulates the bit-error-rate (BER) performance of OSTBC
with L=4 antennas over the frequency flat Rayleigh block fading channel
The code is developed for real orthogonal design, code rate 1/2
modulation- 16 QAM with gray coding resulting in 2 ...
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WirelesscoherentOFDMmodemsimulation.rar
... .
Build under Matlab code, our modem uses OFDM (orthogonal frequency division
multiplexing) modulation, synchronization by LMS sequence, channel estimation (no
equalizer) via pilot tones. The symbols are either PSK or ASK for a constellation size of
2 ...
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Investigation-on-Simulation2Number-in-AWGN-Channel
摘要: 研究了蒙特卡罗仿真原理和仿真结果置信度 结合AWGN(加性白高斯噪声) 信道特点,甄选出3 个合适的
参量,即误码个数、置信概率和仿真结果最大相对误差 提出了AWGN 信道下仿真数据量选取的一般性结论,即误
码个数正比于置信区间上分位点的平方、反比于最大相对误差的平方. 仿真结果验证了所提结论在AWGN 信道各
种信噪比下均有效 同时对于无线通信或移动通信的时变多径衰落信道,如采用OFDM(正交频分复用) 、分集、均
衡、交织等技术,能将信道改造为AWGN 信道,该结论依然有效.
关 ...
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Ofdm_transmitter.rar
... fully utilize the available spectrum for a wireless communication
system it is feasible to adapt to different situations
on the channel. In this paper a flexible OFDM
transmitter is presented together with basic theory behind
OFDM transmission. It is ...
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