搜索资源列表
QPSK.rar
- QPSK是一种二维调制技术,其中水平轴称为同相轴,垂直轴称为正交轴,分别对应于星座图上的1和Q坐标。同相载波指载波本身,正交载波指相位旋转90度的载波1周。QPSK调制在实现时是采用正交调幅的方式,某星座点在1坐标上的投影去调制同相载波的幅度,在Q坐标上的投影去调制正交载波的幅度,然后将两个调幅信号相加就是所需的调相信号,QPSK is one kind of two-dimensional modulating technology, the horizontal axis is called
dpll
- dpll的verilog代码,完成数字锁相。用于时钟对准,位同步。-dpll the verilog code to complete the digital phase-locked. Alignment for the clock, bit synchronization.
isar
- 包络对齐和相位补偿算法,用于逆合成孔径雷达成像-range alignment and phase compensation tools for ISAR imaging processing
LH-02E
- LH-02集中式和、LH-02F分散式和LH-02E液晶式三种小电流接地系统微机选线装置。可广泛应用于电力、化工、石油、冶金、煤炭、矿山和石化行业的3-66KV电厂和变电站的单相接地保护。-Concentration of LH-02 and, LH-02F distributed and LH-02E LCD type three small current grounding system alignment device microcomputer. Can be widely used
On-sun
- 主控mcu为stc12c4052ad,通过判断太阳能板的电压值来通过74h595和uln2803驱动两个4相步进电机,从而使太阳能板正确的对准阳光最强的地方,数据从max7219驱动的数码管显示.-Master mcu to stc12c4052ad, through solar panels to determine the voltage value through 74h595 and uln2803 drive two 4-phase stepper motor, so that the
an857
- In this example there are three electromagnetic circuits connected at a common point. Each electromagnetic circuit is split in the center, thereby permitting the permanent magnet rotor to move in the middle of the induced magnetic field. Most
ISARcode
- ISAR成像 包络对齐采用相关法对齐,相位聚焦采用多普勒中心跟踪法 和秩估计法-ISAR imaging envelope alignment using correlation method align phase focusing using the Doppler centroid tracking method and rank estimation method
ISAR
- 逆合成孔径雷达,互相关法包络对齐,单特显点法初相校正,Matlab仿真。-Inverse Synthetic Aperture Radar,Cross-correlation envelope alignment,Special single-point method significantly early phase correction。
spectrum_system_back
- 完成对干涉数据光谱反演的一系列操作:FFT及相位对齐参数的计算。-Completion of the interference spectrum inversion of the data series of operations: FFT and phase alignment parameter calculations.
ISAR
- ISAR点目标成像程序。根据ISAR概念写的,没有考虑包络对齐、初相补偿等。-ISAR point target imaging procedures. According to the concept of ISAR write, without considering envelope alignment, the initial phase compensation.
isar
- 根据文件中mat的雅克42实测数据,带有距离对准,相位补偿,ISAR成像-According to the file of the mat Jacques 42 measured data, with range alignment, phase compensation, ISAR imaging
motion_compensation_ISAR
- 程序内包含所有主要的ISAR成像运动补偿方法。 其中,包络对齐方法包括:1、积累互相关法 2、最小熵法 3、模一法 4、模二法。相位校正方法包括:1、相邻相位差法(多普勒中心)2、单特显点法-Motion compensation program contains all the major ISAR imaging method.Among them, the envelope alignment methods include: accumulation of cross-correla
wendukongzhi
- 温度控制系统的设计与实现 第一阶段我们已经完成了电源板、变送器和驱动器。 本学期的第二阶段要求是完成温度控制系统的设计与实现。 电路设计 ⑴ 核心单元—单片机应用电路 ⑵ 模拟量接口—A/D、D/A 电路 ⑶ 人机交互单元—显示、键盘控制电路 程序设计 ⑴ 控制模/数转换进行温度数据采集。 ⑵ 控制数/模转换改变控温元件工作状态,进行温度控制。 ⑶ 控制键盘与显示器,进行控制温度设定和测量温度显示。 ⑷ 将温度数据转换为显示温度数值的算法程序。
isar2
- ISAR成像仿真,包括几种算法的距离对准与相位对准-ISAR imaging simulation, including several algorithms distance aligned with the phase alignment
3df05820
- 包络对齐和相位补偿算法,用于逆合成孔径雷达成像-range alignment and phase compensation tools for ISAR imaging processing