搜索资源列表
BPSK
- %BPSK载波调制信号的生成及其频谱分析 %输入:数据率/仿真时间/中频载波频率/系统采样率 %输出:BPSK信号的时域波形及其频谱
work
- 现代通信越来越依靠全数字处理技术, 通信系统中的全数字调制解调意味着发射机 及接收机将全部采用数字信号处理(DSP) 算法, 从而整个通信系统就可以用DSP 芯片或超 大规模集成电路(VL S I) 器件来实现。对全数字BPSK 调制解调系统采用计算机仿真的方法 进行研究能清楚地了解通信系统中所运用的数字信号处理技术, 包括信息源、发送和接收 滤波器、内插器以及判决器等全部采用数字信号处理算法来实现。文章给出了BPSK 调制 解调系统各个模块的算法和结构, 运用MA TLAB
work
- 现代通信越来越依靠全数字处理技术, 通信系统中的全数字调制解调意味着发射机 及接收机将全部采用数字信号处理(DSP) 算法, 从而整个通信系统就可以用DSP 芯片或超 大规模集成电路(VL S I) 器件来实现。对全数字BPSK 调制解调系统采用计算机仿真的方法 进行研究能清楚地了解通信系统中所运用的数字信号处理技术, 包括信息源、发送和接收 滤波器、内插器以及判决器等全部采用数字信号处理算法来实现。文章给出了BPSK 调制 解调系统各个模块的算法和结构, 运用MA TLAB
OFDM
- Matlab入门级OFDM仿真,包括每个步骤的波形,星座图,频谱等 含循环前后缀,时域加窗等,适合刚接触OFDM的学习 -Matlab entry-level OFDM simulation, including each step of the waveform, constellation diagram, spectrum including cycles before the suffix, such as time-domain windowing for OFDM new t
QPSKvsQAM
- Matlab实现QPSK和16-QAM的仿真,绘制信号散点图及相应时域波形图-Matlab realization of QPSK and 16-QAM simulation, rendering the signal scatter and the corresponding time-domain waveform
qamdemo
- 非恒定信号QPSK信号散点图及相应的时域波形-Non-constant signal QPSK signal scatter and the corresponding time-domain waveform
ASK-FSK-BPSK
- 这些可以实现信号调制,比如fsk,bpsk,ask,eqpsk,ook等,并画出相应的时域和频域波形,非常实用的源码。-These can be achieved signal modulation, such as fsk, bpsk, ask, eqpsk, ook, etc., and draw the appropriate time and frequency domain waveforms, a very useful source.
qamdemo
- 本程序是为了考擦非恒定的QPSK信号的散点图及相应的时域波形,对于通信工作人员具有通用性。-This procedure is to test the non-constant rubbing of the QPSK signal scatter and the corresponding time-domain waveform for the communications staff of generality.
AM
- AM调制信号的时域波形和频谱,参数可自己修改-AM modulated signal time-domain waveform and frequency spectrum
ask-fsk-psk-qpsk-16qam
- bpsk qpsk 16qam 64qam时域波形-bpsk qpsk 16qam 64qam time domain
wavPCM
- 在GUI界面上,实现语音读取,描绘时域波形和频域波形,并进行采样和冲采样,最后进行非均匀量化(13折线)!-GUI interface, voice read, depicting the time-domain waveform and frequency domain waveforms, and sampling and washed samples, the final non-uniform quantization broken line (13)
5
- 根据滚降系数画出滚降系统频谱,并画出相应的时域波形-According to the roll-off factor to draw the spectral roll-off and draw the corresponding time-domain waveform
digital-and-anolog
- GPS的C/A码的数字畸变的相关峰波形和模拟畸变的时域波形-GPS C/A code number of the distortion of the correlation peak to the distortion of the waveforms and simulation time domain waveform
E8_1_QAMModem
- 仿真4比特原始数据与星座图的编码映射过程; 完成16QAM信号的调制解调; 绘制16QAM信号的频谱及时域波形; 采用相干解调法仿真其解调过程; 绘制解调前后的基带信号时域波形; 将原始基带数据、QAM已调数据、滤波器系数写入相应的文本文件中。-Simulation of 4-bit coded mapping process raw data constellation complete 16QAM modulation and demodulation signal
BPSK_wumalv
- BPSK信号 眼图 信噪比误码率 时域波形 余弦滚降 -BPSK signal eye SNR BER domain waveform Cosine
时域逼近IIR滤波器
- 时域波形的直接逼近,初步可实用于BPSK信号解调的IIR匹配滤波器。(IIR filter designed by time-domain approximation)
13位巴克码时域波形及其自相关函数
- 画出13位巴克码的时域波形及其自相关函数(waveform and autocorrelation of 13 bit barker code)
LFM_BC
- 一种基于LFM和Barker码复合调制的雷达波形,理论上分析了该低截获雷达波形的组成。通过仿真得到复合调制信号的时域波形、频谱图和模糊函数图,与LFM信号和Barker码信号对比分析对复合调制雷达信号的距离和多普勒模糊函数、截获因子等进行了研究。(A radar waveform based on LFM and Barker code modulation is presented. The composition of the waveform is analyzed theoretical
hilbert
- 产生正弦信号时域波形及频谱,并通过希尔伯特滤波器。其中希尔伯特滤波器有两种产生方式,一是使用MATLAB自带的FDAtool;二是程序编写。(The time-domain waveform and spectrum of sinusoidal signal are generated and passed through Hilbert filter. There are two ways to generate Hilbert filter, one is to use FDAtool in
lfm及其模糊函数
- 实现了lfm信号的仿真,可以对其频谱和时域波形进行分析,并且仿真了其模糊函数,可以分析其雷达性能。(The simulation of LFM signal is realized, and its spectrum and time domain waveform can be analyzed, and its ambiguity function can be simulated to analyze its radar performance.)