Patents
Sitemap › G11 - Information storage › G11B - Information storage based on relative movement between record carrier and transducer › G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor
Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980)
10/2008
10/07/2008US7433474 Method and apparatus of enciphering and deciphering data using keys enciphered and deciphered with other keys
10/07/2008US7433410 Video MP3 system with apparatus and method for generating and restoring reduced video data
10/07/2008US7433295 Information recording medium, information recording and/or reproducing apparatus and method, computer program for controlling record or reproduction, and data structure including control signal
10/07/2008US7433294 Method of and apparatus for recording data in various recording formats on an optical storage medium, method of and apparatus for reproducing the data, and an optical storage medium on which the data is recorded
10/07/2008US7433289 Frequency detection method for optical disc bit data reproduction apparatus
10/07/2008US7433288 Recording device and method, recording medium and program
10/07/2008US7433285 Disk having unique code for identifying its type for optical disk player and method for discriminating types thereof
10/07/2008US7433282 Recording method and drive for optical storage media
10/07/2008US7433281 Address information recording apparatus and method, and address information reproducing apparatus and method
10/07/2008US7433280 Method and system for buffering data file to buffer memory
10/07/2008US7433277 Wobble demodulator and wobble demodulation method
10/07/2008US7433145 Magnetic disk apparatus
10/07/2008US7433141 Data randomization for rewriting in recording/reproduction apparatus
10/07/2008US7432485 Method and apparatus for detection of a speckle based physically unclonable function
10/02/2008WO2008117930A1 Apparatus and method for reproducing audio/video data of information storage medium
10/02/2008WO2008117825A1 Apparatus and method for performing measurement evaluation of read property of read channel
10/02/2008WO2008117425A1 Information recording medium and reproducing device
10/02/2008WO2008117349A1 Broadcast program content recording method and device, and program
10/02/2008WO2008116725A1 Reverse concatenation for product codes
10/02/2008US20080240686 Recording and reproducing system for image data with recording position information and a recording and reproducing method therefor
10/02/2008US20080240672 Image reproduction apparatus
10/02/2008US20080240442 Managing copy protecting information of encrypted data
10/02/2008US20080239935 Method for recording wobble signals on an optical disc and optical disc on which the wobble signals are recorded
10/02/2008US20080239918 Device and method for recording information enabling reduced response time of a recording device
10/02/2008US20080239917 Audio data output apparatus and audio data output method
10/02/2008US20080239915 Adaptive writing method for high-density optical recording apparatus and circuit thereof
10/02/2008US20080239912 Write-once read-many information recording medium, information recording method, information reproduction method, information recording apparatus, and information reproduction apparatus
10/02/2008US20080239911 Parameter Variation Before Closing Radial Control Loop
10/02/2008US20080239909 Recorder/Reproducer and Content Data Protection System
10/02/2008US20080239908 Method of detecting optical disk error information
10/02/2008US20080239907 Write-once read-many information recording medium, information recording method, information reproduction method, information recording apparatus, and information reproduction apparatus
10/02/2008US20080239895 Multi-layered information recording medium, recording apparatus, and recording method
10/02/2008US20080239543 Methods and apparatus for generating a hard drive write signal
10/02/2008US20080239537 Disk recorder management apparatus and disk recorder management method
10/01/2008EP1975936A2 Disk recorder management apparatus and disk recorder management method
10/01/2008EP1642286A4 Recording medium having data structure including graphic data and recording and reproducing methods and apparatuses
10/01/2008EP1642284A4 Recording medium having data structure including graphic data and recording and reproducing methods and apparatuses
10/01/2008EP1642206A4 Reprogrammable security for controlling piracy and enabling interactive content
10/01/2008EP0691751B1 Method and device for compressing information, and device for recording/transmitting compressed information
10/01/2008CN101278348A Reproducing method and apparatus to simultaneously reproducea plurality of pieces of data
10/01/2008CN101278347A Method and apparatus for writing and using keys for encrypting/decrypting a content and a recording medium storing keys written by the method
10/01/2008CN101278346A Disk-shaped record medium and producing method for same, disk recording method and device, and disk playback method and device
10/01/2008CN101276634A Audio system, signal producing apparatus and sound producing apparatus
10/01/2008CN101276631A Playback apparatus, broadcast receiving device, and computer-readable recording medium
10/01/2008CN101276629A Method and related system for playing audio signal
10/01/2008CN101276628A Write-once optical disc, and method and apparatus for recording/reproducing management information recorded on the optical disc
10/01/2008CN101276627A Techniques for correcting errors using iterative decoding
10/01/2008CN101276626A Multiple sector reassign on write error for disk drive
10/01/2008CN101276625A Information recording/reproducing method
10/01/2008CN101276624A Content processing apparatus and encryption processing method
10/01/2008CN101276618A Combination type optical disk medium, its reproduction method and optical disk apparatus
10/01/2008CN100423613C Reproducing device for multiple sound channel signals
10/01/2008CN100423577C Two-layer encoding for hybrid high-definition dvd
10/01/2008CN100423572C Apparatus and method for reproducing image
10/01/2008CN100423571C Method and apparatus for synchronized recording of audio and video streams
10/01/2008CN100423570C Video tape recorder and recording method
10/01/2008CN100423564C Receiver apparatus and information recording/outputting apparatus
10/01/2008CN100423121C Information recording medium, recording apparatus, reproduction apparatus, recording method, reproduction method and defect management method
10/01/2008CN100423120C Interference-free lms-based adaptive asynchronous receiver
10/01/2008CN100423119C High-speed zero phase restart of a multiphase clock
10/01/2008CN100423118C Storage medium with reserved area for file system data and application start-up data
10/01/2008CN100423117C Digital data demodulator, digital data modulator, and digital data modulator-demodulator
10/01/2008CN100423116C Device and method for data reproduction
10/01/2008CN100423115C Information estimation method, information recording/reproducing equipment, information reproducing equipment and information recordingmedium
10/01/2008CN100423114C Information recording medium, simultaneous recording method, simultaneous reproduction method, information recording apparatus, and information reproduction apparatus
10/01/2008CN100423113C Recording medium, device and method, regeneration device and computer readable medium
10/01/2008CN100423093C Apparatus and method of updating filter tap coefficients of equalizer
10/01/2008CN100423091C Optical disc and its producing method
10/01/2008CN100423090C Optical disc, method for producing optical disc and replay device
10/01/2008CN100423041C Data processing apparatus and method
10/01/2008CN100422967C HDD having both DRAM and flash memory
10/01/2008CN100422957C Data transmission/reception system, data transmission/reception method, and recording/reproduction device
10/01/2008CN100422920C Information processing apparatus, information processing method, and information processing program
09/2008
09/30/2008US7430752 Method for evaluating a bonus from authorized playbacks of a recording on a device other than a device used to make the recording
09/30/2008US7430749 Disk conveyance apparatus and support means for supporting conveyance apparatus
09/30/2008US7430705 Data recording and reproducing system, and data recording and reproducing method
09/30/2008US7430704 Trellis-based detection process and system
09/30/2008US7430702 Data recording/reproducing apparatus and data recording/reproducing method
09/30/2008US7430565 Information processing apparatus, information processing method, and computer program
09/30/2008US7430564 Performance information reproducing apparatus and method and performance information reproducing program
09/30/2008US7430541 Method of and apparatus for updating a database using a recordable optical disc
09/30/2008US7430454 Multi-track digital recording and reproducing apparatus
09/30/2008US7430362 Recording apparatus with determining whether or not information signals recorded previously on recording medium in accordance with repetitive recording reservation program have already been reproduced
09/30/2008US7430361 Process and device for decoding MPEG pictures and for displaying them in rewind mode, video driver circuit and decoder box incorporating such a device
09/30/2008US7430325 Encoding system conversion apparatus and method for same
09/30/2008US7430294 Method and apparatus for the encryption of data
09/30/2008US7430160 Optical recording medium with different wobble characteristics between the user data area and the lead-out area
09/30/2008US7430157 Recording device, recording method, reproducing device, and reproducing method
09/30/2008US7430156 Information recording medium, recording apparatus and method for an information recording medium, reproducing apparatus and method for an information recording medium computer program for controlling record or reproduction, and data structure including control signal
09/30/2008US7430155 Defect area management system and method for optical storage medium
09/30/2008US7430085 Disk device and method of generating signal representing head
09/26/2008CA2627453A1 Jukebox with associated video server
09/25/2008WO2008114932A1 Method and apapratus for sinusoidal audio coding
09/25/2008WO2008114595A1 Video reproduction device and video reproduction method
09/25/2008WO2008114359A1 Disc failure prediction device, disc drive, disc controller, disc failure prediction method
09/25/2008WO2008114329A1 Data encryption recording device and its method
09/25/2008WO2008113212A1 Method of managing sectors of a non-volatile memory
09/25/2008US20080232785 Apparatus, Method, and Program Product For Recording and Reproducing Contents
09/25/2008US20080232777 Signal compressing apparatus
09/25/2008US20080232776 Signal compressing apparatus
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