Title: A method for encrypting and discriminating information based on special transformation
Application Number: 200510044954 Application Date: 2005.10.21
Publication Number: 1952997 Publication Date: 2007.04.25
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: G09C1/00;H04L9/00
Applicant(s) Name: Su Wuxun Address:
Inventor(s) Name: Su Wuxun;Wei Tengxiong
Attorney & Agent: lixiu mei
Abstract:
    This invention relates to a information coding and identification method based on special inversion, which is characterized by the following: the information coding comprises application modulation load signal on information signal; selecting one section according to one time length to record on medium; the information identification comprises medium signal and then applies time length relative modulation load signal for interference modulation; the said modulation load signal and its relative modulation load signal to meet special inversion relationship with crossing.
Time: 15