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)
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 -
pinlvji
- 本文设计了一个基于STC89C51单片机的数字频率计。该频率计包括单片机模块、放大整形模块、分频模块及显示四个模块。输入正弦和矩形信号经高频晶体管放大后,利用74HC14可得到高频高精度方波信号;利用74HC390可进行高精度分频以达到高频信号测量,并利用单片机在1s闸门时间内对输入信号进行计时、计数以获取频率值,通过LCD1602液晶显示器将频率显示出来。经试验验证,正弦信号频率可达10Hz-32MHz,电压有效值最低65mV-1V,相对误差0.01 ;矩形波频率可达150Hz-2.2MHz,
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
Q
- Quinn 算法历程,通过这个算法可以对正弦信号频率进行精细估计-Quinn algorithm course, you can fine sinusoidal signal frequency estimation by this algorithm
ABv1v2
- AB算法历程,通过这个算法可以对正弦信号频率进行精细估计-AB algorithm course, you can fine sinusoidal signal frequency estimation by this algorithm
CAN
- CANDAN 算法历程,通过这个算法可以对正弦信号频率进行精细估计-Quinn algorithm course, you can fine sinusoidal signal frequency estimation by this algorithm
JAC-blackman
- JAC—blackman 算法历程,通过这个算法可以对正弦信号频率进行精细估计-Quinn algorithm course, you can fine sinusoidal signal frequency estimation by this algorithm
jacobasenhanning
- Jac_hanning 算法历程,通过这个算法可以对正弦信号频率进行精细估计-Jac_hanning algorithm course, you can fine sinusoidal signal frequency estimation by this algorithm
基于单片机函数信号发生器设计(单电源)
- 基于单片机的函数信号器的设计,该信号发生器可产生方波三角波正弦波三种波形,而且幅度、频率可调。
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
源码_DDS信号源
- 本函数信号发生器能同时产生A、B两路信号,并且两路信号能分别进行参数设置,使用【通道切换】按键进行切换,进而输出不同频率、幅值、占空比和直流偏置的信号。本信号发生器能输出的信号有方波(F)、正弦波(Z)、三角波(S)、锯齿波(J),频率范围为0.01Hz-1MHz。(The function generator can generate two signals of A and B at the same time, and the two signals can be set up separ
AD9850正弦波程序
- AD9850正弦波程序-昆特管频率信号发生器(AD9850 sine wave signal generator program - Kuhnt tube)
相关分析
- 通过信号互相关处理,在任意噪声中的提取特定频率正弦信号的幅值和相位(The amplitude and phase of periodic signals are extracted through signal correlation processing.)
xinhaocaiyang
- 生成一个采样频率2000,由50Hz、120Hz、200Hz正弦信号以及噪声信号组成的数字信号,滤掉150Hz>f>100Hz的频率,计算并显示滤波前后的原始数据波形以及功率谱密度。(A sampling frequency of 2000, a digital signal composed of 50Hz, 120Hz, 200Hz sine and noise signals, is generated to filter out the frequency of 150Hz&
代码
- AT89S51为控制MCU;采集按键信息进行不同的功能输出: 标准输出1K正弦波、1K方波、1K三角波、1K锯齿波; 在其基础上进行正弦波、方波、三角波、锯齿波频率可调; 信号频率控制值原理:由于DAC数据转换的时间是有芯片本身的特性所决定的故方案设计里通过控制转换频率 和转换的点数来达到对信号频率的控制(AT89S51 controls MCU, and key information is collected for different function ou
任务调度(256)
- 产生双通道信号源以输出所测量的信号和干扰信号。测得的信号为正弦波(测试点为端),有效值为10mV~1000 mV,频率范围为10Hz~10kHz。干扰信号(测试点B端)可以选择输出的正弦信号和方波信号,正弦信号的幅度10mv ~ 100mV的频率范围为10Hz ~ 10khz;方波的频率为50Hz,振幅为100mV;(A dual channel signal source is produced to output the measured signals and interference s
DAC0832
- 信号发生器 可生成阶梯波 方波 三角波 正弦波 频率和幅度可调 1602显示 proteus+C51源码(Jie Tibo can generate triangular square wave sine wave Adjustable frequency and magnitude 1602 display Proteus+C51 source code)
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
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.)