搜索资源列表
wave0001
- 在MAX-PLUS下设计的函数消耗发生器,波形有正弦波、方波、三角拨、锯齿波(用键盘选择),信号频率可调(用键盘调节)-the MAX-PLUS design of the consumption function generator, a sine wave, square, triangle area and Sawtooth (keyboard), in signal frequency adjustable (keyboard conditioning)
eda
- fpga的应用,一个正弦信号发生器,可以调节频率大小,和PSK,QSK,FM,AM等调制
esprit.rar
- 用esprit算法估计复正弦加白噪声的信号频率,f给出正弦信号的频率估计值,Esprit algorithm with an estimated increase in complex white noise sinusoidal signal frequency, f the frequency of sinusoidal signal given the estimated value of
main
- 传统的宽带信号中抑制正弦干扰的方法是采用陷波器(notch filter),为此我们需要精确知道干扰正弦的频率.然而当干扰正弦频率是缓慢变化时,且选频率特性要求十分尖锐时,则最好采用自适应噪声抵消的方法.用一个二阶FIR的LMS自适应滤波器消除正弦干扰的一个方案。 -Wideband signals in the traditional sinusoidal interference suppression method is to use a notch filter (notch fil
unsigned
- 大学生完成电子设计全过程 题目的任务是计、制作一个可分析音频信号频率成分,并可测量正弦信号失真度的仪器。模拟部分的要求是:(1)输入阻抗:50Ω (2)输入信号电压范围(峰-峰值):100mV~5V;(3)输入信号包含的频率成分范围:200Hz~10kHz。数字部分的要求是:(1)20Hz分辨力的频谱分析;(2)信号各分量功率测量;(3)信号失真度测量。-University Students finish the whole process of electronic design
example10
- :正弦波发生器例程,包括了直接数字频率合成(DDS)的原理以及如何应用CPLD产生频率可控频率的正弦信号。-: Sine wave generator routine, including a direct digital synthesizer (DDS), as well as the application of the principle of frequency control CPLD generated sinusoidal signal frequency.
VirtualWAVE
- 用VC++实现的虚拟示波器 1 单击“示波”按钮,可以显示一条动态的正弦曲线,及信号的幅值和频率 2 单击“调幅”旋钮,该旋钮发生旋转,正弦曲线的幅值和相关的幅度坐标系也发生变化 3 单击“调频”旋钮,该旋钮发生旋转,正弦曲线的频率发生相应变化 -Using VC++ to achieve a virtual oscilloscope click " Oscillographic" button, you can display a dynamic sinus
Virtual_Oscilloscope
- 采用MFC实现的虚拟示波器界面,类似于常见的数字示波器显示面板; 可显示方波、正弦波及三角波三种波形不同参数的信号波形 对于方波可设置方波周期、占空比、幅度等参数; 对于正弦波可设置频率、幅度、相位参数; 对于三角波可设置周期、幅度参数; 三种波形可以同时存在,且所有波形均会随时间动态移动-MFC using the achievement of the virtual oscilloscope interface, similar to common digital osc
boxingfashengqi
- 这是我用VC++编写的一个基于PC机的任意函数信号发生器的上位机程序,并附上了下位机程序。实践表明能产生幅度和频率可调的正弦波,方波,三角波等。-This is what I use VC++ to prepare a PC-based signal generator, arbitrary function of the host computer program, together with procedures for the next crew. Practice shows that
Detectionreceiver
- 本设计采用AT89S52为控制核心,以DDS芯片AD9850产生频率可以自动可调的正弦扫频信号,实现了全频范围和特定范围内自动搜索和手动搜索,并且鉴别外来信号的调制方式:调频、调幅、等幅。通过单片机自动显示外来信号频率并存储,达到侦察接收机的性能要求。-AT89S52 the design for the control of the core, have a DDS chip AD9850 automatically adjustable frequency swept sine signal
design
- 产生不同频率、不同幅度的两种正弦波信号 对两个信号进行叠加并做频谱分析 还原原来两个信号(LPF)-Produce different frequency, the two sine wave signals of different magnitudes of the two signals are superimposed and do spectral analysis to restore the original two signals (LPF)
SignalGenerate
- VC6.0编写的正弦信号发生器可以自己设置信号的频率和幅度-VC6.0 sinusoidal signal generator to prepare yourself to set the frequency and amplitude of the signal
systems_and_siganls
- 几个正弦信号叠加,在做频谱分析,设计滤波器得到某一个频率的正弦信号-Superposition of several sinusoidal signals, spectral analysis in the design of a filter to a frequency of sinusoidal signal
lvbohou
- 正弦信号,单个频率的正弦信号,频率为1KHz,幅度为5-Sinusoidal signal, a single frequency sinusoidal signal, a frequency of 1KHz, the range of 5
dqtransform
- 对频率、幅值可变的正弦信号进行dq变换的Matlab仿真-Variable-amplitude variable- frequency sinusoidal signals dq transformation
xinhaofashengqi
- 基于CPLD的可变频率正弦信号发生器设计,方便初学者学习FPGA和CPLD-CPLD-based variable frequency sinusoidal signal generator design, easy for beginners to learn FPGA and CPLD
dds_matlab
- 利用Matlab软件编程实现DDS(直接数字频率合成技术)。设时钟的频率为固定值f_C,在CLK的作用下,如果按照0000,0001,0010,…,1111的地址顺序读出ROM中的数据,即表1中的幅值编码,其正弦信号频率为f_01;如果每隔一个地址读一次数据(即按0000,0001,0100,…,1110顺序),其输出信号频率为f_02,且f_02将比f_01提高一倍,即f_02=2f_01;其余类推。这样,就可以实现直接数字频率合成器的输出频率的调节。-Matlab software prog
power-spectrum-estimation
- 分别使用MVDR、Root-Music和ESPRIT三种方法对信号频率估计进行仿真实验,其中噪声为复正弦加性白噪声,给出正弦信号频率的估计值。-Using MVDR, Root- Music and ESPRIT three methods to estimate the signal frequency simulation experiment respectively, which is suitable for complex sinusoidal additive white nois
curvefit
- 正弦信号的频率,相位,幅度等参数的最小二乘法拟合(sine signal parameters fitting)
低频函数信号发生器
- (1)设计并制作一个具有高频率稳定度和高相位稳定度的低频函数发生器,频率可调,为1HZ-1KHz; (2)波形种类:三角波、正弦波、方波、锯齿波((1) a low frequency function generator with high frequency stability and high phase stability is designed and produced, and the frequency is adjustable for 1HZ-1KHz. (2) the t