：利用椭圆曲线密码算法设计了一个新的1"3限多重秘密分享方案，该方案的特点是不需要秘密分发者事先给每个用户分发 一个子秘密．不需要安全信道传输信息，而且所有的中间信息都是不需要保密的-This paper proposes a new threshold multi-secret sharing scheme which is based on ECC．Th e scheme didn’t need give any secret inform ation to all users an

K-means clustering algorithm based on the PSO, Channelized receiver based on multi-phase structure, Comparison of soft threshold and hard threshold and today various threshold calculation method.