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StateSpaceProject
- 用相空间局部投影法对加噪混沌时间序列去噪或进行混沌序列与正弦信号的分离。-phase space with local law to increase the projector noise chaotic time series denoising or chaotic sequence with sinusoidal signal separation.
fyy
- 单文档程序: 点击菜单中的信号--正弦信号。相应的消息就会映射,在界面里画一个正弦信号。-single document : Click on the menu on the signal -- sinusoidal signal. The news will be a corresponding map, the interface Lane painting a sinusoidal signal.
函数信号发生器
- 系统能够产生正弦波、方波、三角波。同时还可以作为频率计测频率。函数信号的产生由MAX038和外围电路完成,能产生1Hz—20MHz的波形。-system can produce sine, square, triangle wave. Also as frequency measurement frequency. Signals generated by the MAX038 completed and the external circuit, which can produce 1Hz -
signal
- 产生带白噪声的正弦信号组合,并用自适应滤波器滤除-white noise generated with the combination of sinusoidal signal, and uses an adaptive filter to filter
pcmcode
- 将输入A律PCM编码器的正弦信号采样,进行PCM编码,求出编码器的输出码组序列。-legal importation A PCM encoder sinusoidal signal sampling, PCM coding, coding obtained the output code sequence.
exam1_sin
- 本程序用于实现求解并绘制正弦信号功率谱密度的功能-procedures used to achieve the solution and the mapping of sinusoidal signal power spectral density function
play24
- 用VB编写的绘图程序,可以产生正弦信号、脉冲信号和随机信号等-VB drawings prepared by the procedure can produce sine signal pulse signal and random signals
FIR123
- 1.利用Matlab进行产生频率为1000Hz和6000Hz的正弦信号,利用FDATOOL设计FIR滤波器(fs=16000Hz),以滤波6000Hz分量,并利用SPTOOL工具对信号滤波进行仿真与验证。 2.从MIC端口(J5)输入频率为1000Hz和6000Hz正弦信号的叠加信号,编写实时FIR滤波程序,选择合适的滤波器参数,滤除6000Hz的频率分量,利用示波器在SPEAKER端口(J6)观察输出波形。分析信号的频谱结构,设计满足要求的数字滤波器,-1. The use of Matl
FPGA_LMS
- VHDL写的LMS算法程序。利用本地正弦信号,根据LMS算法对输入信号进行跟踪。用以产生和输入信号同频同相的本地信号。-VHDL LMS algorithm written procedures. The use of local sinusoidal signal, according to the LMS algorithm for tracking the input signal. Used to produce and the input signal with frequency p
zhengxuan
- 这是正弦信号的图象,付氏变换,以及功率普密度分析,这是信道传输的基础-This is the image sinusoidal signal, Fourier transform, and the general power density analysis, this is the transmission channel basis
sinwave
- 这是一个 在dsp下产生一个正弦信号 ,适用范围广,经常会用到的,很好的. -This is a dsp under a sinusoidal signal applied a wide range of frequently used and very good.
[CN0301].通用LVDT信号调理电路_cn
- 本电路采用AD698 LVDT信号调理器,包含一个正弦波振荡器和一个功率放大器,用于产生驱动原边LVDT的激励信号。AD698还可将副边输出转换为直流电压。AD8615轨到轨放大器缓冲AD698的输出,并驱动低功耗12位逐次逼近型模数转换器(ADC)。系统动态范围为82 dB,带宽为250 Hz,非常适合精密工业位置和计量应用。(This circuit uses the AD698 LVDT signal conditioner, which includes a sine wave osci
程序-正弦信号发生器(FPGA+STM32版)
- 以FPGA为核心,实现正弦波、调制波AM、FM、ASK和PSK等功能,通过SPI协议与STM32通信,实现输出波形的选择、频率的设置和基带信号的设定等。(With FPGA as the core, the functions of sine wave, modulation wave AM.FM. ASK and PSK are realized. The output waveform selection, frequency setting and baseband signal sett
代码
- 实现了一个基于 matlab 的信号发生器,并同时画出了信号的时域表示,自相关函数及功率谱,实现的信号发生器能够产生的信号为: (1) 白噪声 (2) 单位冲激信号 (3) 正弦信号 (4) 方波信号 (5) 三角波信号(A signal generator based on MATLAB is realized, and the time domain representation, autocorrelation function and power spectrum of the sign
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
10.AD9854DDS信号发生器
- 采用stm32作为主控芯片,经验证,可正确产生频率可调的正弦波和方波(Using STM32 as the main control chip, it has been proved that sinusoidal and square waves with adjustable frequency can be generated correctly.)
DAC波形发生器(正弦,三角,方波)
- 使用STM32的dac生成正弦波、三角波、方波(Using the DAC of STM32 to generate sine wave, triangle wave and square wave)
AD9851设计的DDS信号发生器原理图加PCB
- 6倍频,30M晶体,内部时钟180M,可生成方波正弦波,三角波三种扫频信号,频率到达几十M轻轻松松。
正弦交流信号检测
- 利用单片机stc12c5a08s2测量正弦交流信号的瞬时值和有效值,并拟合曲线(The instantaneous value and effective value of sinusoidal AC signal are measured by single chip microcomputer stc12c5a08s2, and the curve is fitted)
基于稀疏分解的微弱信号检测方法
- 微弱信号的检测在通信、雷达、声纳等领域有着重要的意义,一直是信号处理的难点。本文将信号稀疏 分解思想应用于信号检测,提出一种算法。算法中信号稀疏分解采用Matching Pursuit(MP)算法实现,原子采 用正弦波模型,通过对正弦波模型伸缩和平移形成过完备原子库。由MP分解结果,可检测出淹没在强噪声环境 中的微弱正弦信号的幅度、频率和初相位参数,从而恢复出待检测的微弱正弦信号。所提出方法在-40 dB极低 信噪比环境下可以同时检测多个正弦信号。计算机仿真结果证实了算法的有效性。