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matlab第n位平面
- matlab 程序例子(利用matlab 求位平面)-Matlab procedures example (using Matlab for bit-plane)
matlab_ydtx
- 一个四用户的扩频通信系统，扩频增益为N=16，采用Walsh码进行直接序列扩频，BPSK调制，无线信道为AWGN信道。在接收端进行解扩，解调，判决，通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。-A four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modulation, AWGN
YYY_DSSS
- 设计一个四用户的扩频通信系统，扩频增益为N=16，采用Walsh码进行直接序列扩频，BPSK调制，无线信道为AWGN信道。在接收端进行解扩，解调，判决，通过仿真得到其中一个用户的误比特率与信噪比的仿真结果。-Designed a four-user spread spectrum communication system, spreading gain for N = 16, using Walsh code Direct Sequence Spread Spectrum, BPSK modul
fan
- 球赛门票的售票处规定每位购票者限购一张门票，且每张门票售价 50元。购票者中有 m位手持50元钱币，另有n人手持100元。假设售票处开始售票时无零钱。问这m+n人有 几种排队方式可使售票处不致出现找不出钱的局面。-The box office ticket sales are limited to the provisions of each ticket purchase a ticket, and the price of 50 yuan per ticket. Ticket-hol
delNum
- 给定n位整数任意去掉其中k<=n位，剩下的数字按原次序排列组成一个新的正整数，且这个正整数最小-Given an arbitrary n-bit integers to remove where k < = n bits, the remaining number of original order of the formation of a new positive integer, and that this is the smallest integer
QAM
- MAQ-N with N in(1,2,3,4) modulation implementation code devlopped to simulate this numeric modulation with constellation and BRE (bit rate error) (french comments may be annoying ) whith a graphique interface to simulte sms transmission end reception
codes
- 1: MSE.m : to perform Mean Square Error between 2 images 2: most.m : to get the most redundant value in a matrix 3: getneighbors.m : to get circular neighbors of pixel 4: ColorSpaceConversion.m : convert an image into different color spaces and
trans_sigPnoisePinterference
- 根据直扩原理，首先有随机数发生器产生一系列二进制信息数据（+1，-1），每个信息比特重复Lc次，Lc对应每个信息比特所包含的伪码片数，包含每一比特Lc次重复的序列与另一个随机数发生器产生的PN序列c(n)相乘。然后在该序列上叠加高斯白噪声和形式为i(n)=Acosw0n余弦干扰下次信号，切余弦干扰信号的振幅满足条件A<Lc。在解调器中进行与PN序列的互相关运算，并且将组成各信息比特的Lc个样本进行求和。加法器的输出送到判决器，将信号与门限值0进行比较，确定传送的数据为+1还是-1，计数器用
myperT4
- constructive role of noise in signal detection from parallel arrays of quantizers.-A noisy input signal is observed by means of a parallel array of one-bit threshold quantizers,in which all the quantizer outputs are added to produce the array output.
Matlab_GUI_MAZHIchange
- Matlab 的GUI交互式界面程序，实现功能：自然码、折叠码、格雷码的相互转换，实现了N位转换。这是我的一份作业，程序及报告全在，绝对可以用。-Matlab' s GUI interactive interface program to achieve functional: the natural code, folding code, Gray code conversion, to achieve the N-bit converter. This is my copy of th
c
- Armstrong数具有如下特征：一个n位数等于其个位数的n次方之和。如： 153＝13＋53＋33 1634＝14＋64+34+44 找出2、3、4、5位的所有Armstrong数。-Armstrong number has the following characteristics: a n digits equal to its n-th power, and in the single digits. Such as: 153 = 13+53+33 1634 =
ber_ofdm_with_amplifier
- BER verses SNR in ofdm with amplifier: The BER performances of OFDM systems over the AWGN channel are given by the BER where N=512. We see that SNR required for BER=10-3 No channel coding scheme is adopted. Therefore, BER is a bit higher. The
LNCPSO
- 希望给辛苦科研的人带来一点点帮助--学习因子可以变化的PSO算法，不再是c1=c2=2，粒子进化更加灵活，下面是学习因子同步变化的pso，调用形式为[xm,fv]=LNCPSO(fitness,N,cmax,cmin,w,M,D)-People who want to work hard to bring a little bit of research to help- learning factor can vary PSO algorithm is no longer c1 = c2 =
jisuanqi
- 计算器编写，该科学计算器具有以下功能： ①运算功能：加、减、乘、除、求模、位异或、位与、位或、位非、正弦、反正弦、余弦、反余弦、正切、反正切、开方、开三次方、平方、倒数、均值、平方和、方差、标准差、阶乘、log2(x)、lg(x)、ln(x)、10x、2x、ex、(1+…+n)、xy、x(1/y)。 ②进制转换功能：要求能在二进制、八进制、十进制、十六进制之间进行任意的转换；能在任意进制下进行正数的加、减、乘、除、求模、位异或、位与、位或、位非运算。 ③输入功能：可清零、退格，可一键
cdma2c
- CDMA Simulation for N Transmitter/Receiver Pairs data bit stream for each sender -CDMA Simulation for N Transmitter/Receiver Pairs data bit stream for each sender
Bitlogistic
- Simulation of the Bit level Logistic map n is the number of the simulated points. x is the simulated time series. a is the parameter.
RS_coding
- The Hamming codes (described in the previous section) are suitable for detecting random bit errors in a sequence of transmitted bits. If the communication medium is prone to burst errors (channel errors affecting contiguous blocks of bits), the
GolayCodeNbit
- 生成Nbit的golay互补码，注意输入的码长数值必须是2^n，输出为2*n的矩阵。包含源代码和输出波形图。(This function is designed for generating a N-bit Golay complementary code sequence. The syntax is "y=GolayCodeNbit(N)", where N is pattern of 2^n. The output result, y, is an output m