cdpei

Encryption algorithms are becoming more necessary to ensure data is securely transmitted over insecure communication channels. FOX is a recently developed algorithm and its structure is based on the already proven IDEA (International Data Encryption Algorithm) cipher. FOX is a symmetric (private key) block cipher. Its top-level structure uses the Lai-Massey scheme and the round functions used in the scheme are substitution permutation networks (SPN). Its flexibility lies in the fact that it can be efficiently implemented in hardware and software. We report some of the first results of implementing the cipher on an FPGA

用匹配吃力的方法求LFM信号的多普勒频移(Laborious method of matching demand with the LFM signal Doppler frequency shift)

simulation for coperative communication by qpsk modulation

last time when i came here to find some clock references. but most of them can not works well. so this files works well on FPGA board.(last time when i came here to find some clock references. but most of them can not works well. so this works well on files FPGA board.)

Rotation Invariance using Fourier Mellin transform

OFDM vs CDMA，一份report，而且还有之后的勘误(OFDM vs CDMA, a report, but also after the corrigenda)

matlab6.x信号处理,超星pdg格式，清华大学出版社(matlab6.x signal processing, Chaoxing PDG format, Tsinghua University Press)

说明：  利用Esprit算法进行TOA估计，可用于无线传感器网络节点定位(TOA estimation by Esprit algorithm for wireless sensor network node localization)

matlab program and how to run

完全极坐标的内点法最优潮流程序，通用版，所有节点可用。(OPF program completely polar coordinates interior point method, the generic version, all nodes are available.)