198698 ⎘
Signal processing not specific to the method of recording or reproducing; Circuits therefor; Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a record carrier the cryptographic key used for encryption and/or decryption of contents recorded on or reproduced from the record carrier being read from a specific source wherein the key is input by a user
Optional data encryption by partition for a partitionable data storage library
#2CONTENTS DATA UTILIZATION SYSTEM AND METHOD, AND MOBILE COMMUNICATION TERMINAL USED FOR THE SAME
#3EXTERNAL COMPACT DISC DRIVE FOR DATA ENCRYPTION AND DECRYPTION AND METHOD FOR THE SAME
#4Printing media and methods employing digital watermarking
#5DATA-STORAGE DEVICE AND ANALYSIS METHOD FOR DATA-STORAGE DEVICE
#6Method and system for activation of an optical article
#7Copyright protection storage medium, information recording apparatus and information recording method, and information playback apparatus and information playback method
#8Digital content protection system
#9Digital information recording apparatus and recording/reproducing apparatus
#10MULTIMEDIA GENERATION SYSTEM AND METHOD FOR BIOMETRIC EMBEDDED DIGITAL MULTIMEDIA DATA
#11Storage Medium Processing Method, Storage Medium Processing Apparatus, and Program
#12Optional data encryption by partition for a partitionable data storage library
#13Media and methods employing steganographic marking
#14Method of processing broadcast signal in television receiver and television receiver using the same
#15Method and system for protecting against illegal copy and/or use of digital contents stored on optical or other media
#16Contents data utilization system and method, and mobile communication terminal used for the same
#17Method and apparatus for restriction use of storage medium using user key
#18Printing media and methods employing digital watermarking
#19Method and apparatus for decrypting encrypted data by suing copy control information and computer readable recording medium for storing program for implementing the apparatus and method
#20Digital content protection system
#21Information protection apparatus