198612 ⎘
Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head; Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of records, e.g. diameter involving the detection of an identification or authentication mark
Information access control for optical media
#302Optical disk, optical disk recording and reproducing apparatus, method for recording, reproducing and deleting data on optical disk, and information processing system
#303Method and apparatus for identifying a digital recording source
#304Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction
#305Optical recording medium and recording method for the same
#306Optical recording medium and recording method for the same
#307Optical recording medium and recording method for the same
#308Optical recording medium and recording method for the same
#309Recording medium reproduction device
#310Apparatus and associated methodology of imparting content protection to optically recorded data for secure reproduction
#311Copy-protected optical media and method of manufacture thereof
#312Method, medium, and apparatus, for determining whether a medium is copy protected
#313Optical disc recording and reproduction apparatus having automatic gate signal generation modes
#314Increasing integrity of watermarks using robust features
#315Recording medium for storing write protection information and write protection method thereof
#316Recording medium for storing write protection information and write protection method thereof
#317Information-processing apparatus and information administration system using the same
#318System for processing information which reads address information
#319Optical medium recognition system and method with an optical drive having plural lasers
#320Recording medium for storing write protection information and write protection method thereof
#321Recording medium for storing write protection information and write protection method thereof
#322Recording medium with restricted playback feature and apparatus and methods for forming, recording, and reproducing the recording medium
#323Optical disc, information playback apparatus, information playback method, and information recording method
#324Information recording medium, method and apparatus for recording and reproducing information
#325Method and system for optical disc copy-protection
#326Method and apparatus for controlling access to storage media
#327Method and system for setting optical drive write speed
#328Information provision apparatus
#329Computer for a reproducing medium
#330Computer for a reproducing medium
#331Information recording apparatus, information recording method, and digital broadcast receiver
#332Data storage in optical discs
#333Program, recording medium and reproduction apparatus
#334Unique digital content identifier generating methods and arrangements
#335Increasing integrity of watermarks using robust features
#336Information recording medium, method of configuring version information thereof, recording and reproducing method using the same, and recording and reproducing apparatus thereof
#337Copy-protected optical information carrier and methods for its manufacture and operation
#338Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof
#339Recording medium, method of configuring control information thereof, recording and/or reproducing method using the same, and apparatus thereof