solaire3

说明：  用双线性变换法设计一个Butterworth低通滤波器，要求其通带截止频率100Hz，阻带截止频率200Hz，通带衰减小于2dB，阻带衰减大于15 dB，采样频率为500 Hz。(Using bilinear transformation to design a Butterworth low-pass filter, requiring that their pass-band cutoff frequency 100Hz, stopband cutoff frequency 200Hz, pass-band attenuation is less than 2dB, stop-band attenuation greater than 15 dB, a sampling frequency of 500 Hz.)

raw图像格式与bmp图像格式的转换，matlab实现，具体参数详见m文件(raw image format and bmp image format conversion, implementate by matlab, the specific parameters detailed in m file)

在MATLAB中绘制不连续的COLORBAR,并方便根据自己喜好调节色彩(In MATLAB does not draw a continuous COLORBAR, and easily adjust colors according to their own preferences)

小球弹跳仿真。重力一定。初始位置一定。三维动画仿真(Bouncing ball simulation. Gravity must. Some initial position. Three-dimensional animated simulation)

this source code based on steganography and developed in matlab. in steganography we can hide any data like images in another image. this method based on block processing method.

各种matlab算例应用尽有，对matlab的初学者有很大的帮助。(matlab algorithm)

说明：  6. 在三条径的瑞利信道中，对于OFDM： (1) 请设计一种具体的导引辅助的信道估计方法，用Simulink进行仿真，测量BPSK调制时的误码率性能。画出比特信噪比与信道估计均方误差的关系曲线，画出比特信噪比与误码率的关系曲线。 (2) 设频率已同步，请设计OFDM一种具体的采用循环前缀进行时间同步方法，用Simulink进行仿真，画出比特信噪比与捕获概率的关系曲线。 (3) 设时间已同步，请设计OFDM一种具体的采用循环前缀进行频率同步方法，用Simulink进行仿真，画出比特信噪比与频率同步误差的关系曲线。 (。 6 In the three path Rayleigh channel for OFDM: (1) Please design a specific guide-assisted channel estimation method, the Simulink simulation, BPSK modulation measuring the bit error rate performance. Draw-bit signal to noise ratio and channel estimation mean square error curve, draw-bit signal to noise ratio and bit error rate curve. (2) set the frequency has been synchronized, the design of a specific OFDM cyclic prefix used for time synchronization method, the Simulink simulation, draw-bit signal to noise ratio and capture probability curve. (3) set time has been synchronized, the design of a specific OFDM cyclic prefix used for frequency synchronization method, the Simulink simulation, draw-bit signal to noise ratio and frequency synchronization error curves.)

使用有限时域差分法，用matlab模拟三维光子晶体(the simulation of TM mode in three-dimensional photonic crystals)

抢答器的实现功能的仿真，使用MATLAB进行仿真运行(Responder achieve functional simulation using MATLAB simulation run)

rossler混沌系统中，反馈增益k在有限时间内收敛到了一个合适的负常数(rossler chaotic system, the feedback gain k in a finite time convergence to a suitable negative constant)