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pinlvxiangwei
- 输入两路方波信号，测量信号的频率和两信号的相位差，能显示频率值和相位差，精度：0.1Hz，0.10。在满足精度的前提下分析和证实系统的测量范围。-Two square wave input signal, measurement signal frequency and phase difference of two signals showing the frequency value and phase accuracy: 0.1Hz, 0.10. In the premise of mee
XIANG-WEI-CHA-JIAN-CE-DIAN-LU-
- 相位差检测电路(供作相位检测的朋友参考）-Phase difference detection circuit
Offset-Qpsk-Vs-Qpsk
- difference between quadrature phase shift keying and offset quadrature phase shift keying
R7788
- RC延时电路与RC积分电路、RC滤波电路、RC移相电路的区别.docx-RC delay circuit and the RC integrator circuit, RC filter circuit, RC circuit phase difference. Docx
phase_test
- VHDL,简易音频数字相位表的设计与实现 数字相位测量仪在工业领域中经常用到的一般测量工具，主要应用与同频率正弦信号间的相位差的测量显示。 本系统采用FPGA实现测量的核心部分，主要由数字鉴相、累加计数器、控制器以及寄存与显示译码电路组成。该系统硬件电路简单，整个系统采用硬件描述语言VHDL作为系统内部硬件结构的描述手段，在XILINX公司的ISE9.1的软件支持下完成。可以对20Hz~20kHz频率范围内的音频信号进行采样鉴相处理，并将数据传回FPGA进行相位差计数累加、测量运算，最后送显
a
- 利用环形变压器非接触地传递能源,信号输出利用无线遥测的方法,克服了扭转角相位差。-Using toroidal transformer to non-contactly transmit energy, and signal output uses wireless telemetry, to overcome phase difference of the torsion angle.
Hilbert
- 关于一种基于IIR陷波器和平均滤波器的改进方法，即先利用Hilbert变换计算出相位差粗值，再经IIR陷波器和平均滤波器得到相位差精确值。-About based IIR notch filter and an improved method of the average filter, i.e. first use of the Hilbert transform to calculate the phase difference crude values, and then by the I
Phase-Difference-Correcting
- 基于全相位频谱分析的相位差频谱校正法.PDF-Phase Difference Correcting Spectrum Method Based on All-phase Spectrum Analysis
DFT-phase-differ
- 在信号处理中，利用DFT计算相位差的几篇文章-In signal processing, the use of DFT calculating the phase difference of a few articles
RN8209C--OR-RN8209D
- 讲述了单相计量芯片RN8209C和RN8209D之间区别，使用方法，功能及编写程序方法。-Tells the story of single-phase metering chip RN8209C and difference between RN8209D, usage, function and programming method.
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
segmented-FF-T
- 对利用分段 FF T 的相位差估计正弦信号的频率和初 相的误差进行了分 析- this paper, the frequency and the error of the initial phase are analyzed by using the phase difference of the segmented FF T