199139 ⎘
Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus Intermediate mediums; Apparatus or processes specially adapted for their manufacture; Indicating prior or unauthorised use, Security features, e.g. digital codes
Sub-classes:Disc cartridge and changer
#2System and method for preventing illegal copy
#3Copyright protection data processing system and reproduction device
#4Optically-readable article with electro-optical access control device
#5Data medium of the compact disc type, in particular fitted with protection against copying, and corresponding method
#6Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
#7Optically-readable disk with copy protection device
#8Optically-readable disk with copy protection device
#9Copyright protection data processing system and reproduction device
#10Copyright protection data processing system and reproduction device
#11Protected storage of data on optically-readable media
#12Method And Apparatus For Reproducing Data And Recording Medium
#13METHOD OF AUTHENTICATING TAGGED POLYMERS
#14Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
#15Optically-readable disk with copy protection device
#16Securing RFID encoded content contained in RFID tags that are embedded in optical media based upon a spin rate of the optical media
#17Position detection device, position detection method, position detection control device, position detection control method, position detection control program, access authentication device, access authentication method, access authentication control device, access authentication control method, access authentication control program, information storage device, and optical disk
#18Method and Apparatus for Accessing Proteceted Data
#19Copy Protection For Audio, Video, and/or A/V Navigation Data
#20Recording medium, apparatus for reproducing data and method thereof
#21Recording medium, apparatus for reproducing data and method thereof
#22Embedded information carrier for optical data
#23Show-through security packaging system for digital media
#24Optical disk, an optical disk barcode forming method, an optical disk reproduction apparatus, a marking forming apparatus, a method of forming a laser marking on an optical disk, and a method of manufacturing an optical disk
#25Video recording/reproduction method
#26Security marking system and method for minimizing pirating of data on data media including compact discs and digital versatile discs
#27Security device for data carriers
#28Storage medium and manufacture thereof
#29Method of authenticating tagged polymers
#30Product authentication