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[Other resourceradon_ambiguity

Description: %radon transform clear all % N=800 n=1:N fs=200 t=n/fs x1=exp(j*2*pi*(5*t+0.5*5*t.^2)) x2=exp(j*2*pi*(5*t+0.5*15*t.^2)) x=x1+x2 %N=length(x) % ambifunb(x ) %*****************************************RAT naf=ambifunb(x) htl(abs(naf)) % [wh,rho,theta]=htl(abs(naf)) colormap([0,0,0]) % xlabel( 极半径 ) % ylabel( 角度 ) %**************************************%找出峰值点的坐标,计算初始频率和调频斜率(正确) %找出峰值点的坐标 b=max(max(wh)) [u,a]=find(wh>=0.8*b)
Platform: | Size: 1629 | Author: abcde | Hits:

[matlabradon_ambiguity

Description: %radon transform clear all % N=800 n=1:N fs=200 t=n/fs x1=exp(j*2*pi*(5*t+0.5*5*t.^2)) x2=exp(j*2*pi*(5*t+0.5*15*t.^2)) x=x1+x2 %N=length(x) % ambifunb(x ) %*****************************************RAT naf=ambifunb(x) htl(abs(naf)) % [wh,rho,theta]=htl(abs(naf)) colormap([0,0,0]) % xlabel( 极半径 ) % ylabel( 角度 ) %**************************************%找出峰值点的坐标,计算初始频率和调频斜率(正确) %找出峰值点的坐标 b=max(max(wh)) [u,a]=find(wh>=0.8*b) - Radon transformclear all N = 800 n = 1: N fs = 200 t = n/fs x1 = exp (j* 2* pi* (5* t+ 0.5* 5* t. ^ 2)) x2 = exp ( j* 2* pi* (5* t+ 0.5* 15* t. ^ 2)) x = x1+ x2 N = length (x) ambifunb (x)***************************************** RATnaf = ambifunb (x) htl (abs (naf)) [wh, rho, theta ] = htl (abs (naf)) colormap ([0,0,0]) xlabel (polar radius) ylabel (angle)************************************** to find the coordinates of the peak point, calculating the initial slope of the frequency and FM (right) find the peak point of the coordinates b = max (max ( wh)) [u, a] = find (wh
Platform: | Size: 1024 | Author: abcde | Hits:

[SCM800600

Description: 彩屏,800*600。哪个公司的彩屏忘了, 希望对大家有用啊,我的gxm1102@sohu.com-Color, 800* 600. Which company
Platform: | Size: 36864 | Author: logean | Hits:

[Linux-Unixofdm-tge

Description: OFDM程序,这么安排矩阵的目的是为了构造共轭对称矩阵 共轭对称矩阵的特点是 在ifft/fft的矢量上 N点的矢量 在0,N/2点必须是实数 一般选为0 1至N/2点 与 (N/2)+1至N-1点关于N/2共轭对称- BPSK simulation using a carrier cosine wave with ISI clc close all clear all figure(1) n=160 for i=1:n data(i)= 2*round(rand)-1 end create modulated BPSK signal first expand the bit stream exdata=[] for i=1:length(data) for rep=1:5 exdata= [exdata data(i)] end end ts=.1 t=1:ts:80.9 carrier=cos(pi*t) multiply expanded bitstream by cosine wave with carrier frequency this is the BPSK that is to be transmitted over the channel bpsk=carrier.*exdata bpsk=[bpsk(length(bpsk)-1) bpsk(length(bpsk)) bpsk] plot(bpsk) generating the noise p=rand(1,800)*2*pi p=rand*2*pi snr=10 r=sqrt(-1*(1/snr*log(1- rand))) no = 5*(r.* exp(j*p)) no = (r.* exp(j*p)) value of alpha al=rand+j*rand al=1 Spreading channel with the alpha as the variable for k=5:5:795 for l = 1:5 al=round(rand)+j*round(rand) rec(k+l)=bpsk(k+l)+al*bpsk(k-5+l) end end rxdata=rec+ no begin demodulation first multiply recie
Platform: | Size: 6146048 | Author: 卞敏捷 | Hits:

[Picture ViewerJPEG2000-fcd15444-1

Description: ITU-T Rec. T.800 ISO/IEC FCD15444-1 : 2-JPEG 2000 Part I Final Committee Draft Version 1.0
Platform: | Size: 1112064 | Author: tk72 | Hits:

[Algorithmnumericalmethodsofintegration

Description: 数值积分算法实现对一阶微分方程组的计算:通过编写程序语言,运用欧拉,预报校正,龙格库塔的方法实现对x1微分=x2 x2微分=x3 x3微分=-800*x1-80*x2-24*x3+sin(t); y=800x1 的运算-Numerical integration algorithm for the calculation of first-order differential equations: through the preparation of programming language, the use of Euler and forecast correction, Runge-Kutta method of achieving x1 differential = x2 x2 differential = x3 x3 differential =- 800* x1-80* x2-24* x3+ sin (t) y = 800x1 computing
Platform: | Size: 61440 | Author: andy | Hits:

[3G developyalmip

Description: matlab用于求解规划问题的工具包 推荐把这个工具整合到matlab中去,这个工具是私人的,不过大家都可以免费下载使用。下载后,只要在matlab中添加路径就可以使用这工具箱。 正在吸引我的是,这个工具箱建立了一种新的数据类型,使所有规划问题都整合在一起。 举例如下: 已知非线性整数规划为: Max z=x1^2+x2^2+3*x3^2+4*x4^2+2*x5^2-8*x1-2*x2-3*x3-x4-2*x5 s.t. 0<=xi<=99(i=1,2,...,5) x1+x2+x3+x4+x5<=400 x1+2*x2+2*x3+x4+6*x5<=800 2*x1+x2+6*x3<=800 x3+x4+5*x5<=200 在matlab中输入 x=intvar(1,5); f=[1 1 3 4 2]*(x .^2)-[8 2 3 1 2]*x F=set(0<=x<=99) F=F+set([1 1 1 1 1]*x <=400)+set([1 2 2 1 6]*x <=800)+set(2*x(1)+x(2)+6*x(3)<=800) F=F+set(x(3)+x(4)+5*x(5)<=200) solvesdp(F,-f) double(f) 80199 double(x) 53 99 99 99 0 intvar(m,n):生成整数型变量; sdpvar(m,n):生产变量; solvesdp(F,f):求解最优解(最小值),其中F为约束条件(用set连接),f为目标函数 double:显示求解的答案 intvar,sdpvar,生成的变量可以像矩阵一样使用,如例题显示。 -matlab用于求解规划问题的工具包 推荐把这个工具整合到matlab中去,这个工具是私人的,不过大家都可以免费下载使用。下载后,只要在matlab中添加路径就可以使用这工具箱。 正在吸引我的是,这个工具箱建立了一种新的数据类型,使所有规划问题都整合在一起。 举例如下: 已知非线性整数规划为: Max z=x1^2+x2^2+3*x3^2+4*x4^2+2*x5^2-8*x1-2*x2-3*x3-x4-2*x5 s.t. 0<=xi<=99(i=1,2,...,5) x1+x2+x3+x4+x5<=400 x1+2*x2+2*x3+x4+6*x5<=800 2*x1+x2+6*x3<=800 x3+x4+5*x5<=200 在matlab中输入 x=intvar(1,5); f=[1 1 3 4 2]*(x .^2)-[8 2 3 1 2]*x F=set(0<=x<=99) F=F+set([1 1 1 1 1]*x <=400)+set([1 2 2 1 6]*x <=800)+set(2*x(1)+x(2)+6*x(3)<=800) F=F+set(x(3)+x(4)+5*x(5)<=200) solvesdp(F,-f) double(f) 80199 double(x) 53 99 99 99 0 intvar(m,n):生成整数型变量; sdpvar(m,n):生产变量; solvesdp(F,f):求解最优解(最小值),其中F为约束条件(用set连接),f为目标函数 double:显示求解的答案 intvar,sdpvar,生成的变量可以像矩阵一样使用,如例题显示。
Platform: | Size: 807936 | Author: wrui | Hits:

[Software Engineering555-800-cases-of-IC-application

Description: 本书在简要介绍时基电路555 ( 556 )工作原理、电路特点的基础上,分二十一大类介绍了Ic555在波形产生、变换、调制、定时、计t、检侧、电源变换、继电保护、保安、游戏机、各种家电、日用电子、医疗、照明、节电节水、公共交通、农刚业应用、除虫害、声光报普、遥控遥侧、通信、工业自动控制、徽机接口技术等多方面的应用技术。全书约800个应用实例,每个图例均配有简要说明和分析。 本书是从事电子技术工程设计人员、家电维修人员、电子爱好者、大中专及职业高中师生的良好工具书。-This book in brief time base circuit 555 (556) works, on the basis of the characteristics of the circuit, sub-categories described Ic555 twenty-one in waveform generation, transformation, modulation, timing, namely, t, inspection side, power transformation, following the electrical protection, security, games, a variety of home appliances, household electronics, medical, lighting, saving water, public transport, agriculture industry, has just applied, in addition to pests, sound and light general newspaper, remote control away from the side, communications, industrial automation , emblem machine interface technology, and many other application technology. Book is about 800 application instances, each equipped with a brief description and analysis of the legend. This book is engaged in electronics engineering staff, maintenance staff, home appliances, electronics enthusiasts, college and vocational school teachers and students a good tool.
Platform: | Size: 20953088 | Author: 老夏 | Hits:

[assembly languageuniversity-wage-management-system

Description: 工资计算方法 (1)、课时费:教师每一学期的基本教学工作量为120课时,实验员每学期基本工作量为60课时,行政人员没有基本工作量要求(即基本工作量为0)。每节课的课时费为20元;总课时费=(上学期工作量-基本工作量)*20;按每月平均发放,则月课时费=总课时费/12 注意:如果上学期基本工作量没完成,则其(上学期工作量-基本工作量)*20为负值。即要按每月扣除工资。 (2)、每月基本工资:教师800元,实验员650元,行政人员750元。 (3)、行政人员每月行政补贴:250元。 (4)、实验人员每月实验室补助:150元。 : 教师: 基本工资+课时费; 实验员: 基本工资+实验室补助; 行政人员: 基本工资+行政补贴; 教师兼职实验员: 基本工资+课时费+实验室补助; 行政人员兼职教师:基本工资+行政补贴+课时费; -KeShiFei average distribution, the month = total KeShiFei/12 note: if the basic work didn t finish last term, they (work last term- basic workload)* 20 negative. To deduct wages per month. (2), basic monthly salary: teachers 800 yuan, the experimenter 650 yuan, the administrative staff of 750 yuan. (3), administrative personnel administrative subsidies: a month 250 yuan. (4), experimental laboratory monthly allowance: 150 yuan. : teacher: basic salary+ KeShiFei Experimenter: basic salary+ lab subsidies Administrative staff: basic salary+ administrative subsidies Part-time teachers experimenter: basic salary+ KeShiFei+ lab subsidies Executive part-time teachers: basic salary++ KeShiFei administrative subsidies
Platform: | Size: 4096 | Author: 蔚蓝心伤 | Hits:

[Software EngineeringThree-phase-smart-meter-design

Description: 充分地利用了DSP强大的信号处理能力和现代数值分析方法。 设计了电能表前端采样及计量模块的硬件,以及一套符合国标GB/T 17883-1999的 0.2S 级精度要求的算法,同时扩展了谐波分析功能。系统概述为:三相电压、电流 AD 采样,采样数据通过串口送至处理器(DSP),由 DSP 对采样数据作电参数计 量和谐波分析,处理结果通过定制 LCD 显示,并通过脉冲口发出有功、无功校 表脉冲。DSP 采用 ADI 公司的 BLACKFIN531-16 位定点芯片,最高处理能力可 达 800MIPS, 采样芯片为 16bit 的AD73360, 支持六通道同步转换, 无同步误差。数字化、高精度、创新性和可扩展性是本项目的特点,准同步采样算法和谐波分 析是本项目的新颖之处。-Make full use of the DSP powerful signal processing ability and the modern numerical analysis method. Design the Watt-hour meter front sampling and measuring module of hardware, as well as a set of accord with national standard GB/T 17883-17883 of 0.2 S Accuracy of algorithm, at the same time extend the function of harmonic analysis. System overview: three-phase voltage and current The AD sampling, sampling data via a serial port sent to the processor (DSP), electric parameter meter by DSP of the sampling data Quantity and harmonic analysis, process the results with a custom LCD display, and through pulse mouth making active and reactive power Table pulse. DSP adopts BLACKFIN531 of ADI company- a 16-bit fixed-point chip, the highest processing capacity Up to 800 MIPS, sampling chip AD73360 for 16 bit, supports six channels synchronous conversion, no synchronization error. Digital, high precision, innovative and extensibility ?
Platform: | Size: 680960 | Author: jz | Hits:

[OtherRASscan-master

Description: 一个py的脚本,需要python2.x有很多常见端口例如:22ssh 21 ftp web 80 8080 443 mysql 3306(python RASscan.py 192.168.1.1 192.168.3.1 -t 800)
Platform: | Size: 4096 | Author: Coel_ | Hits:

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