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M_Rife
说明: 单频信号实现频率估计,经典算法MRIFE(frequency estimation)
- 2021-03-31 17:29:09下载
- 积分:1
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NFC3
NFC协议第三部分,描述了NFC tag 2 通讯协议(NFC protocol third part describes the communication protocol NFC tag 3)
- 2016-06-26 11:23:02下载
- 积分:1
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mimo信道模型
说明: MIMO系统由于在空间中具有多个发送和接收天线,因此其信道模型也具有其特有的复杂性。尽管具有这种复杂性,对MIMO信道进行建模仍然十分必要。(Because MIMO system has multiple transmit and receive antennas in space, its channel model also has its own complexity. Despite this complexity, it is still necessary to model MIMO channels.)
- 2020-10-26 22:50:00下载
- 积分:1
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Lmoddulate_66T
LTE下行链路OFDMM中的调制方式64QAM
(Modulation the LTE downlink OFDMM in way 64QAM)
- 2012-09-15 14:48:33下载
- 积分:1
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yubianma
BD预编码 基于完整信道信息的MIMO预编码仿真(failed to translate)
- 2013-05-02 16:03:02下载
- 积分:1
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pracsim-3
通信基本仿真3,适合初学者学习的代码,包括了调制,分析等等:使用IIR filter的经典模拟滤波器(巴特沃斯Butterworth,切比雪夫Chebyshev),Bartlett周期图谱,加窗Bartlett周期图谱,基带波形仿真,IIR的贝塞尔滤波器Bessel Filter,二进制对称信道Binary Symmetric Channel仿真,比特序列,Remez滤波,BPSK复合基带信号仿真,载波生成器,椭圆滤波器Elliptical Filter,FFT,FSK调制及解调,高斯噪声Gaussian仿真,直方图,理想AM,线性PLL,BP混淆器,理想MPSK,正交振幅调变(QAM,Quadrature Amplitude Modulation),正交相移键控(QPSK),Rayleigh Noise瑞利噪声,Yule-Walker Psd功率谱密度函数。(matlab simulte)
- 2009-12-26 23:12:00下载
- 积分:1
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AMC
说明: 本文主要从自适应调制的算法及实现出发,引入了OFDM子载波分组的概念,详细阐述了五种固定阈值算法和子带BER预估计算法的原理及实现,并在此基础上加入自适应编码,实现自适应调制与编码。(Based on the algorithm and implementation of adaptive modulation, this paper introduces the concept of OFDM subcarrier grouping, elaborates the principle and implementation of five fixed threshold algorithms and subband BER estimation algorithm, and adds adaptive coding to realize adaptive modulation and coding.)
- 2021-04-10 10:11:13下载
- 积分:1
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直接序列扩频系统仿真
建立了直接序列扩频系统的matlab仿真模型,在信道中存在高斯白噪声和干扰的情况下,对系统的在不同扩频增益下的误码率性能进行了仿真及分析,分析了扩频码的自相关性、误码率、性噪比。(A matlab simulation model of the direct sequence spread spectrum system, the existence of Gauss white noise and interference in the channel under the condition of the system in different spreading gain the BER performance of the simulation and analysis, analysis of PN code autocorrelation, BER, SNR)
- 2021-04-21 15:18:49下载
- 积分:1
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SPMA 基于信道忙统计的多信道媒体接入控制协议
SPMA 基于信道忙统计的多信道媒体接入控制协议,低时延高可靠(SPMA Statistics-based multichannel channel media access control protocol, high reliability and low latency)
- 2021-03-15 16:09:22下载
- 积分:1
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path loss
无线信道建模,路径损耗及正态阴影模型源代码,可出图,(Path loss Wireless channel modeling)
- 2019-05-07 17:39:48下载
- 积分:1