A method for deterring or detecting the unauthorized dissemination or copying of a work is presented. Personal identification data is embedded into a work before the work is sent over a communication link to a receiver. The work is sent over the communication link to the receiver.
申请公布号
WO2005125080(A2)
申请公布日期
2005.12.29
申请号
WO2005US19537
申请日期
2005.06.02
申请人
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD;KHANDELWAL, RAJESH, B.;FISH, ROBERT