Patents
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
08/2001
08/29/2001EP1127351A1 Method for irreversibly write-securing a magnetic storage cartridge
08/29/2001EP0845173B1 Circuit arrangement for influencing the frequency response of a digital audio signal
08/29/2001EP0802527B1 Recorder for optical disks
08/29/2001CN1310922A Method of and device for encoding an information stream
08/29/2001CN1310842A Information carrier device for encoding, method for encoding, device for decoding and method for decoding
08/29/2001CN1310841A The copy protection of digital audio compact discs
08/29/2001CN1310826A Representing, Recording, reproducing and communication method for computer objects using color, recording and/or reproducing device, recording medium, and encrypting method
08/29/2001CN1310451A Recording medium, recording equipment and recording/reproducing system
08/29/2001CN1310450A Apparatus and method for processing data
08/29/2001CN1310445A Recording/reproducing apparatus and method, and recording medium
08/28/2001US6282688 Recording apparatus
08/28/2001US6282654 Information signal recording/reproducing system, information signal recording device, information signal reproducing device and information signal recording/reproducing process
08/28/2001US6282501 Disk drive testing
08/28/2001US6282367 System decoder for high-speed data transmission and method for controlling track buffering
08/28/2001US6282366 Method and apparatus for digitally recording and reproducing data recorded in the vertical blanking period of video signal
08/28/2001US6282365 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder and reproducer for the method, information recording disc and information processing system
08/28/2001US6282363 Optical disc recording apparatus and optical disc recording method for facilitating dubbing audio streams
08/28/2001US6282163 Optical disk recording/reproducing device
08/28/2001US6282162 Optical disc and optical disc driving device
08/28/2001US6282159 Data recording method and device for optical memory card capable of stopping recording upon detection of synchronization error
08/28/2001US6282155 Recording method and apparatus for continuous playback of fragmented signals
08/28/2001US6282068 Antiparallel (AP) pinned read head with improved GMR
08/28/2001US6282045 Server hard disk drive integrated circuit and method of operation
08/28/2001US6282042 Data processing apparatus and methods
08/28/2001US6282041 Method and apparatus for increasing disc drive performance
08/28/2001US6282040 Write pass identifier
08/28/2001US6282039 Scratch protection in tape data storage system
08/28/2001US6282038 Variable gain amplifier with temperature compensation for use in a disk drive system
08/28/2001US6281935 System and method for controlling a transmitter frequency
08/28/2001US6281815 Method of allocating RLL code having enhanced DC suppression capability, modulation method, demodulation method, and demodulation apparatus therefor
08/28/2001US6281676 Rigid disk surface defect detection and classification
08/28/2001CA2063081C Magnetic digital video signal recording method
08/23/2001WO2001061998A1 Video recorder/player, and method of video recording and playback
08/23/2001WO2001061911A1 Information trading system
08/23/2001WO2001061904A1 System and method for protecting data streams in hardware components
08/23/2001WO2001061700A1 Information reproducing device
08/23/2001WO2001061699A2 Cd playback augmentation
08/23/2001WO2001061698A1 Data reproducing device, data reproducing method and data reproducing program recording medium
08/23/2001WO2001061697A1 Information processor and maintenance service system for the same
08/23/2001WO2001061696A1 The copy protection of digital audio compact discs
08/23/2001WO2001061695A1 The copy protection of digital audio compact discs
08/23/2001WO2001061600A1 Semiconductor memory card that records contents for trial and purchase, recording apparatus, reproducing apparatus, and sales method
08/23/2001WO2001061591A1 Method and apparatus for implementing revocation in broadcast networks
08/23/2001WO2001061442A1 Audio controller for portable electronic devices
08/23/2001US20010016930 Threefold error correction coding method and apparatus for high definition digital video cassette recorder
08/23/2001US20010016926 Dual detector read channel with semi-soft detection
08/23/2001US20010016884 Data storage unit with cyclic error detection and avoidance
08/23/2001US20010016792 Apparatus and method for correcting information storage position
08/23/2001US20010016784 Audio data storage device
08/23/2001US20010016114 Allocating real time data on a disc like recording medium
08/23/2001US20010016112 Recording medium having recorded thereon a data structure capable of linking and reproducing audio data and video data, and method and apparatus of recording/reproducing using the data structure
08/23/2001US20010016111 Copy controlling method and system of digital contents
08/23/2001US20010016109 Digital VTR and video recording / reproducing apparatus
08/23/2001US20010016051 Method and apparatus for discerning image distortion by reference to encoded marker signals
08/23/2001US20010016002 Data reproducing apparatus and method for improving detection performance by adjusting decision levels used in data detector
08/23/2001US20010015944 Recording method and apparatus for continuous playback of fragmented signals
08/23/2001US20010015943 Information recording apparatus and information reproducing apparatus
08/23/2001US20010015940 Reproduction apparatus and method of displaying data in selected language
08/23/2001US20010015917 Recording medium having data recorded in data structure capable of editing additional data related to audio data, method and apparatus of recording and/or reproducing thereof
08/23/2001US20010015867 Information storage device having transducers operating in a pulse mode in synchronism with a timing clock
08/23/2001US20010015863 Digital audio channels with multilingual indication
08/23/2001US20010015677 Phase locked loop for stable clock generation in applications of wide band channel clock recovery and operation method thereof
08/23/2001CA2369575A1 The copy protection of digital audio compact discs
08/22/2001EP1126705A2 Receiving controlled - access broadcast signals
08/22/2001EP1126643A2 A method and receiver for accessing data carried by a broadcast signal
08/22/2001EP1126621A1 Methods and devices for sending and receiving information, and systems using them
08/22/2001EP1126619A2 Signal modulating method and signal demodulating method
08/22/2001EP1126617A2 Circuit and method for determing the phase difference between a sample clock and a sampled signal by linear approximation
08/22/2001EP1126616A2 Circuit and method for determining the phase difference between a sample clock and a sampled signal
08/22/2001EP1126466A1 Electronic device for the recording/reproduction of voice data
08/22/2001EP1126463A2 Method for recording and reproducing audio data to/from a rewritable recording medium
08/22/2001EP1126459A2 Data recording method and data recording device
08/22/2001EP1126458A1 Method for adjustment of volume control of a digital sound recording
08/22/2001EP1126457A2 A circuit and method for controlling the gain of an amplifier
08/22/2001EP1126456A2 A circuit and method for controlling the gain of an amplifier based on the sum of samples of the amplified signal
08/22/2001EP1126455A2 Information storing disk, reproduction apparatus, and reproduction method
08/22/2001EP1126454A1 Av data recording device and method, disk recorded by the av data recording device and method, av data reproducing device and method therefor
08/22/2001EP1126453A2 Multimedia copy control system and method using digital data recording medium and optical disc reproducing apparatus
08/22/2001EP1126452A2 Apparatus and method for correcting information storage position
08/22/2001EP1126445A2 Optical disc, and method of and apparatus for recording signal onto the same
08/22/2001EP1126398A2 Magnetic card reader and reproduction and demodulation method
08/22/2001EP1126357A2 Portable recording medium and method of using portable recording medium
08/22/2001EP1125431A1 Management of trick playback of digital video data
08/22/2001EP1125295A1 Rewrite method and apparatus for data storage device
08/22/2001EP1125294A2 Multi-level error detection and correction technique for data storage recording device
08/22/2001EP1125293A1 Method of and device for recording information
08/22/2001EP1125290A1 Multibyte random access mass storage/memory system
08/22/2001EP1125243A1 A method for increasing the functionality of a media player/recorder device or an application program
08/22/2001EP0767957B1 Method and apparatus for copy protection for various recording media
08/22/2001EP0746850B1 System and method for encoding a servo address
08/22/2001EP0726012B1 An audio and video disc reproducing apparatus
08/22/2001EP0649139B1 Apparatus for reproducing information
08/22/2001CN1309805A Method and apparatus for decoding
08/22/2001CN1309500A Magnetic recording replaying device
08/22/2001CN1309472A Error-correcting method and device used in decoding interleaved PS code
08/22/2001CN1309470A Data detector of digit phaselocked loop for replaying recorded data from storage medium
08/22/2001CN1309397A Recording/reproducing device and method
08/22/2001CN1309393A Recording device, method and medium
08/22/2001CN1309390A Information recording medium, and device and method for information reproduction and recording information
08/22/2001CN1309388A Optical rotating recording medium, address information recording/recovering method and optical record-playback apparatus