chirp-signal-parameters-estimation-

some files to calculate: Divergence Plotter , Curl Plotter , Scalar Line Integrator , Vector Line Integrator , Flux Integrator , Discrete Electrostatics Plotter , Laplacian Solver

LDPC编码的C语言实现。包括校验矩阵，生产矩阵的生成，编码，译码等。(LDPC coding in C language. Including the parity matrix, matrix production generation, encoding, decoding and the like.)

Logistic 逻辑映射，大家注意看啊(Logistic 逻辑映射)

： 讨论了一种采用 D S P芯片T MS 3 2 0 L F 2 4 0 7实现无传感器永磁同步电机转子磁场定向矢量控制的方案， 介 绍了永磁同步电机的数学模型和矢量控制的基本原理， 给出了在无位置传感器的情况下电机转子位置信号的确定 方法， 采用i ， = 0的对凸极式转子磁路结构的无传感器永磁同步电动机的控制方法， 说明采用高速数字信号处理器 易于实现复杂的矢量控制算法， 可以有效地解决电机的强耦合特性．(： A s o l u t i o n t o c o n t r o l a p e r ma n e n t ma g n e t s y n c h r o n o u s m o t o r ( P MS M)o f s e n s o r l e s s u s i n g t h e TM$ 3 2 0LF 2 40 7 i S d i s c u s s e d． A br i e f i n t r o d u c t i o n o f t h e ma t h e ma t i c mo d e l a n d t he v e c t o r c o n t r o l o f PMS M i s p r e s e n t e d，a n d t h e me t h o d o f a s c e r t a i n i n g t h e r o t o r p o s i t i o n u nd e r t h e c i r c u ms t a n c e o f s p e e d s e n s o r l e s s i s a l s o me n t i o n e d．Th e c o n t r o l me t h o d o f i d 0 o n s a l i e n t p o l e PMSM wh i c h i s s e n s or l e s s i s p ut f o r wa r d，wh i c h s h o ws t h a t i f we us e t h e d i g i t a l s i g n a l p r o c e s s o r we c a n ma k e t h e c o mpl i c a t e d v e c t o r c o n— t r o l a r i t h me t i c c o me t r u e e a s i l y，a n)

实现EKF、UKF、PF性能对比，输出四张图片，分析三种kalman 滤波的性能好坏。(the preformance of EKF,UKF.PF)

说明：  这一程序主要分析了辅助变量最小二乘法，运用地推算法。(This program analyzes the least squares method of auxiliary variables, the use of ground projection method.)

可用来求解大变形悬臂梁的程序，十分方便简洁，精确(to figure out the deformation of the cantileaver beam)

this is a simulation of standard 802.16 with many options for reference.

用窗函数法设计FIR带通滤波器。指标：低端通带截止频率wlp=0.35π 低端阻带截止频率wls=0.2π。高端通带截止频率whp=0.65π 高端阻带截止频率whs=0.8π。 (Design of FIR with window function bandpass filter target: low-pass with cutoff frequency wlp = 0.35π low stopband cutoff frequency wls = 0.2π passband cutoff frequency of high-end whp = 0.65π high stopband cut-off frequency whs = 0.8π)

Modified convolution based image colouring