Apparatus and method for preventing unauthorized copying of vide
Apparatus and method for preventing unauthorized use of...
Apparatus and method for processing a high definition video sign
Apparatus and method for processing information and...
Apparatus and method for processing of frequency hopping communi
Apparatus and method for producing a digitized transaction recor
Apparatus and method for producing a digitized transaction recor
Apparatus and method for producing scrambled digital video signa
Apparatus and method for providing data security in a computer s
Apparatus and method for providing secured communications
Apparatus and method for providing secured communications
Apparatus and method for providing secured communications
Apparatus and method for quantum mechanical encryption for the t
Apparatus and method for re-encrypting data without unsecured ex
Apparatus and method for receiving and decrypting encrypted data
Apparatus and method for scrambling and descrambling data...
Apparatus and method for secure communication based on channel c
Apparatus and method for secure communication based on channel c
Apparatus and method for secure digital communication
Apparatus and method for secure distribution of data