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qpsk
- Passing signal to AWGN channel after QPSK modulation and plotting BER at SNR
27796684bch_euc
- The exercise should be finished in English. 2. According to Prof. Zhang s requirement, this exercise mainly focuses on the BER performance of some wireless communication system using specific coding and modulation type through the AWGN channel. Si
SpaceTimeTrellisCode
- The software is capable to simulate space time code [1] for QPSK modulation using different number of state. Examples of generator matrix up to 256 stetes are provided. Variable signal to noise ratio (SNR) might be applied to produce bit error rate (
QPSK
- 提出了一个采用(2,1,7)卷积码+QPSK的中频调制解调方案,并在Xilinx公司的100万 门FPGA芯片上实现了该系统。该系统在信噪比SNR为6dB左右时可实现速率超过1Mbit/s、误码率 小于10-5的数据传输。 -Proposed a use of (2,1,7) convolutional code+ QPSK modulation and demodulation of the IF program, and in Xilinx' s FPGA chip one
matlab_ydtx
- 一个四用户的扩频通信系统，扩频增益为N=16，采用Walsh码进行直接序列扩频，BPSK调制，无线信道为AWGN信道。在接收端进行解扩，解调，判决，通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。-A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modulation, AWGN
alamouti
- Alamouti PAPER space time code modulation , ber , snr
PskModulationBasedMatlab
- psk调制，给出了不同抽样速率和信噪比下的仿真结果-psk modulation, given the different sampling rate and SNR of the simulation results
spacetime_hdogan
- Program for Space-Time-Block-Code BPSK modulation performance as a function of SNR and BER. (MATLAB)
HFC
- 运用Simulink搭建的有线电视HFC网络上行信道仿真模型，运用16QAM调制，RS编解码，能够获得系统误码率曲线与信噪比之间的关系-The use of Simulink to build the cable HFC network upstream channel simulation model, the use of 16QAM modulation, RS coding and decoding, have access to the system bit error rate cu
wimax
- MPSK Modulation Code & BER SNR Calculation
mqam
- Passing signal to AWGN channel after QAM modulation and plotting BER at SNR
NEW
- Estimation Channel AWGN and selecting suitable modulation By SNR that obtain from channel and passing random signal to AWGN channel-Estimation Channel AWGN and selecting suitable modulation By SNR that obtain from channel and passing random signal to
uncoded
- 基于高斯白噪声信道采用M-QAM调制技术的系统，分组错误概率与信噪比函数关系的matlab仿真程序-Gaussian white noise channel with M-QAM modulation system, packet error probability and SNR function of matlab simulation program
coded
- awgn信道下，卷积编码与M-QAM调制相结合的系统分组错误概率与信噪比的函数关系的matlab仿真程序-awgn channel, convolutional coding and M-QAM modulation system, the combination of packet error probability and SNR is a function of the matlab simulation program
OFDM_SNR(QPSK)
- OFDM系统，调制方式QPSK，查看星座图，分析误码率-OFDM systems, modulation QPSK, view the constellations, the bit error rate analysis
leastsquare
- Inter-symbol interference if not taken care off may cause severe error at the receiver and the detection of signal becomes difficult. An adaptive equalizer employing Recursive Least Squares algorithm can be a good compensation for the ISI probl
Leaflet_WCDMAchannels
- the comb pilot aided channel estimation in ofdm modulation is considered. the power of pilot subchannels is under the control. The data experience frequency selective channel then the AWGN noise is added to make the situation worse. The bit error
Application-of-modulation-scheme-according-to-SNR
- The report describes various modulation schemes and the SNR and BER Performance of the schemes. The project is about a program that selects a particular modulation scheme according to the SNR and BER performance required.
psk
- 信源产生、信道编码、调制、信道传输、解调、信道译码、差错比较等通信过程的Simulink仿真方法。分析几种调制方式（2FSK、2PSK、QPSK、16PSK、16QAM）在不同信噪比下的通信质量。-Generated source, channel coding, modulation, channel transmission, demodulation, channel decoding, error comparison of the communication process of th
on-the-modulation-technology-in-OFDM
- 在 OFDM 数学原理和收发模型的基础上，本文对帧同步、定时同步、频率同 步和采样同步给 OFDM 系统所产生的影响进行了理论分析，同时讨论了基于循环 前缀或训练符号的典型 OFDM 同步算法。参考 802.11a 突发数据帧结构和系统参 数，分析几种 OFDM 同步算法用于突发分组传输的性能；在分析了几种经典的信 道估计算法基础上,通过对复杂度和性能的折衷，选择一种适合本文系统的估计 算法。最后作者提出一种改进型 LS 信道估计算法，该算法考虑了 LS 算法中噪声 的影