Patents
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
01/2012
01/19/2012WO2011129977A3 Streaming insertion of tokens into content to protect against csrf
01/19/2012US20120017137 Disc recording medium, disk drive apparatus, reproduction method, and disk manufacturing method
01/19/2012US20120016666 Audiovisual (AV) Device and Control Method Thereof
01/19/2012US20120014677 Information processing apparatus, information processing method and recording medium
01/19/2012US20120014676 Informatiion Processing Apparatus, Information Processing Method and Recording Medium
01/19/2012US20120014670 Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective
01/19/2012US20120014669 Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective
01/19/2012US20120014668 Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor
01/19/2012US20120014667 Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor
01/19/2012US20120014666 Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor
01/19/2012US20120014240 Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective
01/19/2012US20120014239 Optical disk device, control method therefor, program, and information recording medium
01/19/2012US20120014237 Optical disc device
01/19/2012US20120014236 Method and apparatus for recording manufacturer information on a recording medium and for determining whether the manufacturer information is effective
01/19/2012US20120014235 Disk recording device and digital photo frame using the same
01/19/2012US20120014234 Data recording method and apparatus for re-verifying correctness of recorded data on optical storage medium
01/19/2012US20120014231 Write-once recording medium, recording method, recording apparatus, reproduction method, and reproduction apparatus
01/19/2012US20120014011 Disk file preamplifier frequency-response and time delay compensation
01/19/2012CA2803518A1 System and method to prevent manipulation of transmitted video data
01/18/2012EP2408216A1 Reproducing device, reproducing method, recording device, recording method, program, and data structure
01/18/2012EP2407968A2 Information storage medium, apparatus for reproducing recordings, and method for reproducing recordings
01/18/2012EP2406789A1 Embedding and extracting ancillary data
01/18/2012CN202120605U Hard disk player
01/18/2012CN1833286B Information recording medium, information recording device and method, information reproduction device and method, information recording/reproduction device and method, computer program for recording
01/18/2012CN102326199A Optical disc device, optical disc control method, and integrated circuit
01/18/2012CN102324243A Flavor film playing device
01/18/2012CN101515468B Infromation recording apparatus and method thereof, information playback device and method thereof
01/18/2012CN101383173B Optical disc apparatus and data recording/reproducing apparatus
01/18/2012CN101281766B Information processing apparatus, and information processing method
01/17/2012US8099601 Methods and systems for encoding and protecting data using digital signature and watermarking techniques
01/17/2012US8099364 Digital rights management of content when content is a future live event
01/17/2012US8099292 Multi-channel audio encoding and decoding
01/17/2012US8098980 Information record medium, information record device and method, information reproduction device and method, information record/reproduction device and method, recording or reproduction control,computer program and data structure including a control signal
01/17/2012US8098979 Reproduction apparatus having protection flags and code number
01/17/2012US8098978 Recording medium having data structure for managing reproduction of still images recorded thereon and recording and reproducing methods and apparatuses
01/17/2012US8098977 Signal reproducing apparatus and signal reproducing method
01/17/2012US8098975 Video recording apparatus and method, video transmission method, program for video recording method, and storage medium having stored program for video recording method
01/17/2012US8098924 Method and apparatus for determining if an optical disk originated from a valid source
01/17/2012US8098827 Data processing system, data processing method, and program providing medium
01/17/2012US8098695 Multiplexed audio data decoding apparatus and receiver apparatus
01/17/2012US8098556 Optical disc device
01/17/2012US8098553 Method of and apparatus for recording data on write-once disc, method of and apparatus for reproducing data from write-once disc, and write-once disc therefor
01/17/2012US8098549 Information recording medium, recording apparatus, reproduction apparatus, recording method and reproduction method
01/17/2012US8097800 Method for controlling a digital audio source
01/17/2012CA2536003C Drive apparatus
01/17/2012CA2475147C Method of presenting auxiliary data for an interactive recording medium
01/12/2012WO2011105843A3 External storage apparatus and method for controlling same
01/12/2012US20120011375 Multimedia Storage Systems and Methods
01/12/2012US20120008924 Recording medium, playback device, and integrated circuit
01/12/2012US20120008914 Recording medium, playback device, and integrated circuit
01/12/2012US20120008913 Information recording medium, information recording/playback method, and information recording/playback apparatus
01/12/2012US20120008474 Recording medium, recording method, reproduction method, recording apparatus and reproduction apparatus
01/12/2012US20120008473 Playback method for optical disc, playback apparatus for optical disc, non-transistory computer program product
01/12/2012US20120008471 Recording medium, recording apparatus, reproduction apparatus, recording method and reproduction method
01/11/2012EP2405434A2 Method and apparatus for managing disc defect and disc therefor
01/11/2012EP2405433A1 Recording apparatus, recording method, reproducing apparatus, reproducing method, program, and recording/producing apparatus
01/11/2012EP2405432A1 Information recording medium, server equipment using same, and method of managing use of information recording medium
01/11/2012EP2405431A1 Optical medium enabling copy detection, copy detection device and method, and optical media manufacture method and system
01/11/2012EP2405429A1 Optical information recording medium, information recording device, information reproducing device, information recording method, information reproducing method, and method for manufacturing optical information recording medium
01/11/2012EP1611580B1 Playlist synchronization
01/11/2012EP1447806B1 Reproduction device and reproduction method
01/11/2012EP1310093B1 Method and apparatus for enhancing chroma distortion in a video copy protection signal
01/11/2012EP1302071B1 Method and device for reading mpeg recorded data transmitted on an ieee 1394 bus
01/11/2012CN202110824U 音频转换装置 Audio converter
01/11/2012CN1674663B AV data recording apparatus and method
01/11/2012CN1648998B Recording method of recording medium, access apparatus, access method
01/11/2012CN102318355A Data structure, recording medium, reproducing device, reproducing method, and program
01/11/2012CN102314918A Media player
01/11/2012CN102314917A Method and device for playing video and audio files
01/11/2012CN102314915A Information processing device, information processing method, and program
01/11/2012CN102314914A Information processing apparatus, information processing method, and program
01/11/2012CN102314913A Media content playback
01/11/2012CN102314912A Multimedia player module
01/11/2012CN102314911A Method and system for adjusting digital signal processing settings of multimedia device
01/11/2012CN102314910A Information processing apparatus, information processing method, and program
01/11/2012CN102314906A Recording apparatus/method/medium and reproduction apparatus/method
01/11/2012CN101783157B Disc alignment jitter device
01/11/2012CN101640053B Audio processing method and device
01/11/2012CN101599286B Optical disc apparatus and reproduction control method
01/11/2012CN101393761B Playback apparatus, recording method, and playback method
01/11/2012CN101375334B Method for recording and distributing digital data and related device
01/11/2012CN101326583B Recording device, recording method, imaging device, imaging method
01/11/2012CN101322180B Music edit device and music edit method
01/11/2012CN101103409B Storage medium having RFID tag and methods for using same
01/11/2012CN101093702B Certified HDD with network validation
01/11/2012CN101075466B Method for zone distributing on information storing medium
01/10/2012US8095992 Systems and methods for media authentication
01/10/2012US8095989 Associating first and second watermarks with audio or video content
01/10/2012US8095798 Systems and methods for media authentication
01/10/2012US8095712 Apparatus and method to read information from an information storage medium
01/10/2012US8094994 Information recording medium, and apparatus and method for recording information to information recording medium
01/10/2012US8094992 Information recording device and method, program storage medium, and program
01/10/2012US8094537 Information storage medium and method of recording/reproducing the same
01/10/2012US8094535 Optical disk device
01/10/2012US8094531 Apparatus for and method of detecting tracking error signals
01/10/2012US8094530 Optical disc read/write apparatus and alternative write processing method
01/10/2012US8094529 Apparatus for recording of information
01/10/2012US8094526 Information recording device and method, and computer program
01/10/2012US8094524 Apparatus and method for recording and/or reproducing data to/from recording medium
01/10/2012US8094406 Apparatus and method to adjust the positions of a write element and read element disposed on a read/write head
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