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DDS-baseddesignofthesinusoidalsignalgenerator
- 本设计采用AT89552单片机，辅以必要的模拟电路，实现了一个基于直接数字频率合成技术(DDS)的正弦谊号发生器。设计中采用DDS芯片AD9850产生频率1KHZ~10MHZ范围内正弦波，采用功放AD811控制输出电压幅度， 由单片机AT89S52控制调节步进频率1HZ。在此基础上，用模拟乘法器MC1496实现了正弦调制信号频率为1KHZ的模拟相度调制信号；用FPGA芯片产生二进制NRZ码,与AD9850结合实现相移键控PSK、幅移键控ASK、频移镇键FSK。-AT89552 the singl
111
- 一种零相移数字滤波器的实现方法。正规学术论文。会有启发的。-A zero phase shift digital filter realization method. Formal Xueshulunwen. Will be instructive.
qpsk
- it is phase shift keying
shift_phase_vhdl
- 可以对输入的方波信号进行任意角度的移相，适当提高采样频率可以提高移相精度。-Can be input square wave signal of arbitrary phase-shift angle, appropriately increasing the sampling frequency can improve the phase-shift accuracy.
bfsk
- binary phase shift keying
Offset-Qpsk-Vs-Qpsk
- difference between quadrature phase shift keying and offset quadrature phase shift keying
bpsk
- bpsk 调制方法及电路图 系统设计方案-Binary Phase Shift Keying
matlab_2psk-modulation
- 这个文件主要包括二进制相移键控的Matlab实现程序和结果-This document including binary phase shift keying Matlab program and results
Generate-X-Y-signal
- 实现输入信号的移相，分频。并可在示波器上观察李萨育图。-To achieve a phase shift of the input signal, the frequency division. And outlook on the oscilloscope Lissajous sterile Figure.
qpsk
- phase shift keying -phase shift keyingphase shift keying
33332242
- 多进制相移键控信号的谱相关特性分析 原理分析等-M-ary phase shift keying signal spectral correlation analysis theory analysis
Multi-frequency-heterodyne
- 多频外差相移三维测量关键技术,详细介绍了多频外差的原理-Multi frequency heterodyne phase shift key technology of 3D measurement
BPSK_Simulation
- also sometimes called PRK, phase reversal keying, or 2PSK) is the simplest form of phase shift keying (PSK). It uses two phases which are separated by 180° and so can also be termed 2-PSK.
Carried-Phase-shift-SPWM
- 基于FPGA的多电平载波移相SPWM方法实现-theCarried-Phase-shift SPWM method of Multi-Level converter based on FPGA
120-phase-shift
- 120d phase shift code pic16f
motors1
- Abstract—This paper presents a new 12-step sensorless drive for brushless dcmotor based on back-electromotive force (back-EMF) differences, which are estimated the disturbance observer (DOB) structure. Availability of rotor position information
dianyuan
- ABC三相移相整流变压器的matlab仿真实现 12脉波整流电路-ABC three-phase rectifier transformer phase shift matlab Simulation 12- pulse wave rectifier circuit
wudianping
- 利用载波移相调制产生pwm波，驱动开关管，实现五电平- Using carrier phase shift modulation to generate PWM wave, drive the switch tube, realize the five level Using carrier phase shift modulation to generate PWM wave, drive the switch tube, realiz
Phase-shiftcontrolledDC-DCconvertor
- 相移控制的DC-DC变换器与 双向功率流-Phase-shift controlled DC-DC convertor with bi-directional power flow
bin
- 载波相移调制策略下的H桥级联型多电平逆变器的MATLAB仿真(H bridge cascaded multilevel inverter under carrier phase shift modulation strategy)