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LDPC码
信息通过LDPC编解码误码率与未编码信息误码率比较(Comparison of BER between uncoded information and LDPC code)
- 2018-07-01 19:41:21下载
- 积分:1
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OFDM通信系统
OFDM同步算法的仿真matlab,用于LTE系统的OFDM技术,获得时域同步有很多算法,该文件提供了部分matlab的代码(OFDM synchronization algorithm simulation matlab, for the LTE system OFDM technology, access to time-domain synchronization, there are many algorithms, the document provides part of the matlab code)
- 2017-07-10 17:33:13下载
- 积分:1
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ofdm--yasuo
OFDM 自适应算法能够根据信道的状况进行比特和功率的分配,能够有效的降低误码率.本程序综合了迭代注水算法,CHOW算法,FISHER算法,H-H算法,以及自己改进的迭代注水算法程序,并进行了对比,改进的算法在有效性与迭代注水算法基本相近,但复杂度和实际应用性都更强,值得参考。(OFDM adaptive algorithm make the bit and power allocation according to the status of the channel .It can effectively reduce the error rate.This program combines iterative algorithm, water injection CHOW algorithm, FISHER algorithm, the algorithm of H- H,as well as their improved iterative allocation algorithm procedures.And has carried on the contrast, the improved algorithm in effectiveness and iterative allocation algorithm basic similar, but the complexity and practical applications were stronger with worthy of reference.)
- 2021-02-06 02:19:56下载
- 积分:1
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§3移动信道中的传播与分集接收
移动通信基础,经典介绍了移动通信最新技术及前沿动态。经典再现(Mobile Communication Foundation)
- 2020-06-17 21:40:02下载
- 积分:1
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1
说明: idunno wat am i doing
- 2009-10-21 01:08:28下载
- 积分:1
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跳频仿真
MATLAB跳频仿真源代码,展示了整个跳频通信过程,包括信号源产生、2FSK调制、跳频扩频、跳频解调、2FSK解调、抽样判决、恢复原始信号过程,适合初学者(MATLAB frequency hopping simulation source code, showing the entire frequency hopping communication process, including signal source generation, 2FSK modulation, frequency hopping spread spectrum, frequency hopping demodulation, 2FSK demodulation, sampling decision, restoration of original signal process, suitable for beginners)
- 2021-02-14 16:59:48下载
- 积分:1
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joint-detection-of-TD-SCDMA
为评估TD_SCDMA下行链路联合检测接收机的性能,使用MATLAB软件进行链路仿真,本程序主要是实现用户QPSK基带调制、扩频、加扰、形成时隙、形成子帧、以及进行脉冲形成滤波,通过加性高斯白噪声信道和瑞利衰落多径信道,信道估计、联合检测等几个主要过程,整个仿真都是在基带进行的。(Link simulation to assess the performance of the TD_SCDMA Downlink joint detection receiver using MATLAB software, this program is the main user QPSK baseband modulation, spreading, scrambling to form a slot to form a sub-frame, as well as for pulse formation filter, through an additive white Gaussian noise channels and Rayleigh fading multipath channel, channel estimation, the joint detection of several major process, the entire simulation in the baseband)
- 2012-02-29 21:00:50下载
- 积分:1
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CPFSK
该工程是有关CPFSK(连续相位调制)的完整工程。帧结构包含训练序列、前导码、同步码、数据长度等信息,使用正交调制方式产生CPFSK的信号,生成基带IQ数据。接收端包含帧同步、滤波、解算长度等算法。可实现任意长度字符串的无线发送与接收。工程十分完整喝强大,可直接用于各大SDR平台的验证。(The project is a complete project of CPFSK (continuous phase modulation). The frame structure contains training sequence, preamble, synchronization code, data length and other information, and uses orthogonal modulation to generate CPFSK signals and generate baseband IQ data. The receiver includes algorithms such as frame synchronization, filtering, and calculating length. It can realize wireless sending and receiving strings of arbitrary length. The project is complete and powerful, and can be directly applied to the verification of major SDR platforms.)
- 2018-06-07 09:14:03下载
- 积分:1
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cognitive radio
频谱感知,生成采样频率,进行能量检测,采用matlab算法(Spectrum sensing, generation of sampling frequency, energy detection, using matlab algorithm)
- 2019-01-24 15:48:02下载
- 积分:1
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MATLAB 参数都已知的GLRT检测
说明: MATLAB信号检测仿真例子 参数都已知的GLRT检测(MATLAB signal detection simulation example)
- 2020-04-13 10:30:12下载
- 积分:1