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mskviterbi
- 该程序实现的是MSK调制方式下,用维特比实现译码的功能-The program of the realization of the MSK modulation mode, is with victor than implement the function of the decoding
DVB
- 通过分析8PSK 调制方式的载波恢复、定时恢复算法, 提出了一种适用于新一代数字卫星电视标准DVB S2 的全数字解调算法, 改进了相位频率检测( PFD) 算法以适合于8PSK 解调. 载波恢复采用频率检测( FD) 和相位频率 检测相结合的结构, 跟踪范围超过1 倍符号率. 采用Gardner TED 算法进行定时恢复.-By analyzing the 8PSK modulation carrier recovery, timing recovery algori
AnAssessmentOfTheBitErrorRatePerformanceOfQPSK8PSK
- 一个分析Ka波段各种调制方式的很珍贵的资料,从欧洲航天局下载得到,学习一下。-An analysis of Ka-band modulation of a variety of very valuable information, download from the European Space Agency have been learning about.
DigitalRadioMondiale
- DRM(Digital Radio Mondiale)系统采用OFDM调制方式, 引入了先进的信源信道编码和调制技术,使得AM波段的音频广播质量大大提高,在保持现有10kHz带宽时接近了FM广播的质量[5]-DRM (Digital Radio Mondiale) system uses OFDM modulation, the introduction of advanced source-channel coding and modulation techniques, making AM-
ofdmreileigh
- 包括各种调制方式的比较,在加性噪声下以及在多径下的仿真,包括各种函数的代码(编码,调制,译码,解调,等一系列完整的函数)-Include a variety of modulation methods of comparison, in the additive noise as well as in multi-path simulation, including the various function codes (coding, modulation, decoding, demodul
ofdm-cdm
- 本文给出了OFDM-CDM系统在不同的调制方式及编码方式以及未知干扰环境下的性能,内有完整的源码-the performances of OFDM-CDM system under different modulations and codes
ofdm
- 导频符号调制方式对OFDM信道估计的影响,自己觉得不错的文献,分享下-Pilot symbols of the OFDM modulation channel estimation of the impact of feel good literature, to share the next
noTHtransmitPAM
- 此函数用于产生脉冲超宽带系统的训练序列的波形。输出参数有三个:bits--发送的数据,stx--发送的信号,ref--参考信号 发送端调制方式为TH-PAM-The emerging ultra-wideband (UWB) system offers a great potential for high data rate wireless multimedia applications of the home entertainment and industry, as well
wxck
- 本文提出特征参数统计值的概念,即对连续的多段信 特征参数后,所求取的多组参数中各参数的最大值、最小值及二 以此作为输入参数,利用基于BP神经网络和决策理论的模式识 星统一载波测控体制中典型的调制方式进行了识别,包括2FSK )、4FSK、BPSK、QPSK、MSK、PM、CW-In this paper, the concept of characteristic parameters of statistics, that the letter of the continuou
mihujulei
- 两篇关于模糊聚类的文章 用于调制方式识别的-The two Fuzzy Clustering article for modulation recognition
jue-celun-daima
- 数字调制方式自动识别 源代码 基于决策树理论实现数字调制方式自动识别的算法 -Automatic recognition of digital modulation theory of decision tree based on the source code to achieve automatic digital modulation recognition algorithm
OFDM_SIM
- NC-OFDM系统中发送端不同的数字调制方式-NC- OFDM system in different ways of digital modulation
1
- 基于谱分析的一种数字调相信号调制方式识别方法-A digital spectral analysis of phase-modulated signal modulation recognition method based on
MIMO-detection-algorithm
- MIMO检测算法,联合多种调制方式,仿真对象为相应的误码率和容量等。-scr ipt for computing the BER for BPSK modulation in a Rayleigh fading channel with 2 Tx, 2Rx MIMO channel Maximum Likelihood equalization
QPSK-Modulation-
- 在无线通信系统中, 调制解调技术的好坏很大程度上决定了通信的质量, QPSK 的调制技术在数字通信中占着非常重 要的地位, 这种调制方式具有优越的性能, 在无线通信系统中被广泛应用。-In a wireless communication system, modulation and demodulation techniques is good or bad largely determines the quality of communication, QPSK modulation t
modulation
- 对现有数字调制方式识别类型有限的问题,提出一种基于星座图的分类算法。算法首先利用盲均衡技术克服信道的多径效应与系统问步误差,再对信号减法聚类,提取聚类中心与理想星座图模型进行匹配,从而实现MAsK、MPsK、MOAM等调制方式的识别。-Existing types of digital modulation recognition of limited problem, a classification algorithm based on the constellation. Firstly,
PSKmodulation
- 提出一种全新的子载波调制方式盲识别算法,该算法利用OFDM子载波组的统计特性,然后通过推导得到新的基于混合高阶矩的特征量,使得到新的特征量不受信噪比、载波频偏与相位偏移的影响。 -Proposed a new sub-carrier modulation count Blind Identification Method, the method using the statistical characteristics of the OFDM sub-carrier group, an
BPSK_Hammingcode
- 自己写的汉明码的编译码,在AWGN信道下实现,调制方式是BPSK。-the code is about hamming encode and decode through gaussian channel by bpsk modulation
FSOPPM
- 利用mtalab仿真分析FSO通信系统的PPM调制方式硬解调和软解调的误码性能分析(Analysis of BER Performance of PPM Modulation and Hard Demodulation and Soft Demodulation of FSO Communication System by Using mtalab Simulation)
卫星通信中数字调相信号调制方式识别方法研究
- 针对数字卫星常用的 7 种通信信号调制方式(QPSK、8PSK、16QAM、32QAM、64QAM、16APSK、32APSK),对零中心归一化瞬时幅度谱密度最大值、四次方谱、幅度、高阶累积量四种特征参数进行了分析,提出了一种联合特征参数的信号调制识别方法.(Aiming at seven communication signal modulation modes commonly used in digital satellite (QPSK, 8PSK, 16QAM, 32QAM, 64QA