搜索资源列表
QPSK
- QPSK调制解调仿真,可以求得最佳延迟时间、误码率与信噪比的对应关系-QPSK modulation and demodulation simulation, you can achieve the best delay time, error rate and signal to noise ratio of the corresponding relationship
cdma2000-codes
- cdma2000的Turbo码模拟,从编码到传输到解码,最后输出信噪比误码率曲线-the simulation of cdma2000 turbo code,from code to transport to decode,and the output is the line line of snr to ber
OFDM_SNR_offset
- 模拟OFDM系统,根据不同的信噪比,测试误码率-Simulated OFDM system, according to different signal to noise ratio, bit error rate test
sinr
- SLNR下,信噪比和误码率的关系,涉及了两域联合-SLNR, the relationship between SNR and bit error rate, involves a two-domain joint
link-simulation
- 协作中继系统链路级仿真,里面对信噪比,误码率,BER性能仿真实现-Link Simulation cooperative relay system, which on the signal to noise ratio, bit error rate, BER Performance Simulation
BER-BPSK-in-Gaussian-Environment1
- 这是一个关于BPSK在高斯信道的仿真程序,仿真最后给出BPSK在高斯信道的信噪比 误码率曲线-This is a BPSK in Gaussian channel on the simulation, emulation BPSK given the signal to noise ratio in Gaussian channel bit error rate curve
AWGNBSC
- AWGN信道和BSC信道的仿真程序,AWGN可调节信噪比,BSC可调节误码率-AWGN channel and the channel simulation program BSC, AWGN noise ratio can be adjusted, BSC bit error rate can be adjusted
psk
- 完成M=4的PSK通信系统的蒙特卡洛仿真,信号波形为sbr2p(snr_in_dB) 求出以dB为单位的给定信噪比的比特误码率和符号误码率-Completion of M = 4 of the PSK communication system Monte Carlo simulation, the signal waveform is sbr2p (snr_in_dB) calculated in units of dB signal to noise ratio for a given bit
Digital-baseband-system
- 数字基带系统将数字信号从时域上看时数字滚降,需要画出滚降前后的波形展示出来。频域上带宽变化了。输入滤波器之前的波形与采样判决之后的波形。采样判决前的频谱。 采样判决后的码型。 2、眼图(采样判决之前的眼图)(信噪比大眼图清晰) 3、误码曲线,(横坐标时信噪比,纵坐标时误码率) 4、Arfa变化对误码特性的影响,变好还是变差(变好),眼图清晰度变化(清晰),传递函数的带宽的变化。(带宽越大)-1.Digital baseband system point of view the d
juanji
- matab实现卷积编译码,包括典型的(7,15)卷积码,通过画图体现误码率和信噪比的关系-matab achieve convolution encoding and decoding, including typical (7, 15) convolutional code, by drawing reflects the relationship between BER and SNR
fenji
- 利用matlab仿真实现在不同信道下使用不同的分集算法,以及使用不同的分集数,观察信噪比和误码率的关系,得出结论,体会分级的效果-Simulation using matlab to use different channels in different sub-set algorithm, and the use of different sub-set of the number of observed signal to noise ratio and bit error rate, co
DS-CDMA-with-PASTd-MUD-with-m-DS
- DS-CDMA链路中加入基于子空间的PASTd多用户检测方法。系统中采用m序列阔频,可以通过高斯信道或瑞利信道。可以直接运行得到不同信噪比下的误码率曲线。-DS-CDMA link added Subspace-based multiuser detector PASTd. M sequence used in the system wide-band, Gaussian channel, or by Rayleigh channel. Get different signal to noise
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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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- 7. 单径瑞利信道中的两发一收STBC: (1) 分析误码率的理论性能,画出比特信噪比与误码率的关系曲线。 (2) 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。 -7 single-path Rayleigh channel of the two rounds of a close STBC: (1) the theoretical analysis
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- 4. 试说明卷积编解码的工作原理。请用Simulink仿真卷积编码,并用Viterbi译码的方法进行解码,其中的编码、译码全部是自己编写代码(S-Function方式),不是调用Simulink的已有编码、译码函数。请在加性白高斯噪声信道中,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 conv
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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
communications-sim
- 应用simulink实现高斯信道情况下的通信系统仿真,计算误码率,画出误码率相对于信噪比的曲线-gaussian channel communications simulation
channel-simulink
- 衰落信道幅值仿真编程:对瑞利衰落信道进行仿真,并加上高斯白噪声,通过输入不同的信噪比 比较其误码率变化-Amplitude fading channel simulation programming: on the Rayleigh fading channel simulation, and add white Gaussian noise, by entering a different signal to noise ratio to compare their error rate ch
ConvolutionalEncoder
- 用Viterbi译码的方法进行解码,其中的编解码全部自己编写代码(S-Function方式),在加性白高斯噪声信道中,画出比特信噪比与误码率的关系曲线。-With Viterbi decoding method of decoding, encoding and decoding them all to write your own code (S-Function mode), the additive white Gaussian noise channel, signal to noise
matlab-cdma
- 它是基于matlab的CDMA通信仿真,包含白噪声加入的整个物理链路过程,还有瑞利衰落分析、信噪比分析和误码率分析。 -It is based on the matlab CDMA communication simulation, including white noise to join the whole process of physical link, and the Rayleigh fading analysis, signal-to-noise ratio analysis