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新型態微帶線天線RCS分析
- A novel model is proposed to analyze the scattering of antenna which gives the structural mode RCS and antenna mode RCS eparately. The phase difference between the two modes, which is difficult to simulate, is solved with the model. The scattering o
基于全相位谱分析的相位差频谱校正 法
- 基于全相位谱分析的相位差频谱校正 法,结合了全相位FFT与传统FFT谱分析法。-Phase Difference Correcting Spectrum Method
chafen
- 四相位差分图像边缘检测算法.一篇介绍数字图像边缘检测的四相位差分图像边缘检测算法-Four-phase difference image edge detection algorithm. Introduced a digital image edge detection phase of the four sub-image edge detection algorithm
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
xiangweichafenGPS
- 一种基于相位差分的GPS比特同步方法,很详细的讲解了GPS在相位差分中的应用。-Based on phase difference of the GPS bit synchronization, a very detailed explanation of the GPS application in the phase difference.
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
OFDM-FPGA
- 频率同步是宽带OFDM系统中的关键技术,IEEE 802.11a 采用OFDM技术,利用其前导序列的重复结构,提出了一种分步的粗细频偏捕获与校正算法,同时为了补偿时域同步后的残余相差和适应信道的时变特性,还提出了一种基于频域导频的相位跟踪方案-Frequency synchronization is a key technology in the broadband OFDM systems, IEEE 802.11a uses OFDM technology, the use of the r
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
pll2order
- 二阶锁相环代码包括相位 相位差和VCO-The code includes a second-order phase-locked loop phase phase difference and VCO
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
A-Scheme-for-the-Doppler-shift-estimation-despite
- The Characteristics of phase difference in the time-varying channel are analyzed ,then the Doppler shift of the time-varying multi-path channel is estimated by calculating the expectation of the square phase difference of the channel cmfficie
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
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
三角函数的Verilog HDL语言实现
- 以Actel FPGA作为控制核心,通过自然采样法比较1个三角载波和3个相位差为1 200的正弦波,利用Verilog HDL语言实现死区时间可调的SPWM全数字算法,并在Fushion StartKit开发板上实现SPWM全数字算法。(With Actel FPGA as the control core, between 1 and 3 triangular carrier phase difference of 1200 sine wave by natural sampling, rea
单站无源定位技术研究与实现
- 提出了改进的结合相位差变化率和多普勒频率变化率的单站无源定位算法。该算法克服了相位差变化率法中对目标运动状态和运动高度的限制及多普勒频率变化率法中波达角变化率信息获得困难,对算法实用性的限制,将两种算法的优点有机结合起来,降低了系统对定位系统前端接收机的设计难度,从而为该算法的硬件实现打下了良好的基础,最后使用迭代扩展卡尔曼滤波算法0Er,.v)对定位结果进行了处理,提高了估计的精度。(An improved single station without phase difference rat
Harmonic measurement
- 基于相位差检测法的谐波快速测量,内含程序源码以及相关论文(A fast harmonic measurement based on phase difference detection method, which contains program source code and related papers.)