| Patents for G11B 20 - Signal processing not specific to the method of recording or reproducing; Circuits therefor (81,980) |
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| 05/12/2004 | CN1149568C Signal-processing method and device for block-coded audio signals of audio communication system |
| 05/12/2004 | CN1149567C Recording and/or reproducing device for recording medium data |
| 05/12/2004 | CN1149566C Recording/reproducing appts. data reproducing method, and data recording/reproducing method |
| 05/12/2004 | CN1149565C Method for controlling speed of optical information regenerator |
| 05/12/2004 | CN1149564C Synchronization detector capable of detecting location of frame without synchronization signal included in frame |
| 05/12/2004 | CN1149563C Disk rotation control deivce |
| 05/12/2004 | CN1149561C Disk Playback device and method of continuously playing back disks |
| 05/12/2004 | CN1149556C Method for control of writing pulse waveform of high density optical recording medium |
| 05/12/2004 | CN1149555C Method for making data recording medium and recording copy equipment of data recording medium |
| 05/12/2004 | CN1149543C Information carrier and recording device for rocording information carrier |
| 05/11/2004 | USRE38513 Communication system |
| 05/11/2004 | USRE38512 Information reproducing device for reproducing multimedia information recorded in the form of optically readable code pattern, and information recording medium storing multimedia information in the same form |
| 05/11/2004 | US6735738 Method and device for reconstructing acoustic data and animation data in synchronization |
| 05/11/2004 | US6735724 Detection error estimation and method |
| 05/11/2004 | US6735671 System for accessing hard disk drive built in computer in which hard disk drive built in its computer can be accessed from outside its computer even if computer is not driven |
| 05/11/2004 | US6735376 Method of creating and recording presentation order information management information for a rewritable recording medium |
| 05/11/2004 | US6735375 Data recording and reproducing apparatus |
| 05/11/2004 | US6735325 Identification data insertion and detection system for digital data |
| 05/11/2004 | US6735311 Encryption and decryption of multi-media data |
| 05/11/2004 | US6735252 Encoding apparatus, decoding apparatus, decoding method, recording apparatus, recording method, reproducing apparatus, reproducing method, and record medium |
| 05/11/2004 | US6735251 Decoding apparatus for protection of data reproduction according to protection data and first and second apparatus protection data to determine whether main data are reproduced in their entirety, partially or not at all |
| 05/11/2004 | US6735162 Apparatus and method providing a mirror averaging function to generate a mirror signal from optical data on an optical disc |
| 05/11/2004 | US6735160 Optical disc, and recording apparatus, recording method, and reproducing apparatus for the same |
| 05/11/2004 | US6735156 Recording method for rewritable optical disk |
| 05/11/2004 | US6735155 Information recording method and apparatus with additional recording function |
| 05/11/2004 | US6735152 Information playback apparatus for playing back data recorded in an information recording medium |
| 05/11/2004 | US6735037 High reliability storage drive and data write method |
| 05/11/2004 | US6735034 Relative timing sequence for reader amplifiers |
| 05/11/2004 | US6735032 Servo write timing generation in a multi-actuator disk drive |
| 05/11/2004 | US6735030 Method to write servo on multi-channels with voltage mode data and single channel with current mode data |
| 05/11/2004 | US6735029 Equalized response extraction from a read channel |
| 05/11/2004 | US6735028 Method and apparatus for increasing data storage capacity via phase and amplitude modulation |
| 05/11/2004 | US6735027 Head fly height by using the applied peak area ratio to determine signal PW50 |
| 05/11/2004 | US6734351 Apparatus and method for sampling and storing audio information and apparatus for outputting audio information |
| 05/11/2004 | US6733950 Limited play data storage media and method for limiting access to data thereon |
| 05/11/2004 | CA2318509C System and method for copy protection for digital signals |
| 05/11/2004 | CA2308141C A method and a system for transferring information using an encryption mode indicator |
| 05/11/2004 | CA2163177C Digital compact disc player security system reproducing method and apparatus |
| 05/06/2004 | WO2004039089A2 Two-dimentional coding for high-density storage media applicatio ns |
| 05/06/2004 | WO2004038996A1 System and method for partially-encrypted data transmission and reception |
| 05/06/2004 | WO2004038722A1 Information recording device, information reproduction device, method, and computer program |
| 05/06/2004 | WO2004038721A1 Information recording/reproduction processing device, method, and computer program |
| 05/06/2004 | WO2004038719A2 Frequency and phase control apparatus and maximum likelihood decoder |
| 05/06/2004 | WO2004038704A1 Recording medium dedicated to reproduction |
| 05/06/2004 | WO2004006247A3 Record carrier with distributed decryption information |
| 05/06/2004 | WO2004001747A3 Balanced disparity channel code for dc control |
| 05/06/2004 | WO2003098916A3 High-resolution image projection |
| 05/06/2004 | WO2002065256A3 Processing copy protection signals |
| 05/06/2004 | WO2002065255A3 Processing copy protection signals |
| 05/06/2004 | US20040088640 Data encoding method and system |
| 05/06/2004 | US20040088637 Disk reproducing device with suppressed reproduction signal error |
| 05/06/2004 | US20040088635 Method and apparatus for decoding error correction code |
| 05/06/2004 | US20040088632 Data storage medium having link zone and apparatus and method for recording/reproducing data on/from the data storage medium |
| 05/06/2004 | US20040088619 Method and apparatus for enabling fast clock phase locking in a phase-locked loop |
| 05/06/2004 | US20040088500 Automatic media readying system and method |
| 05/06/2004 | US20040088478 Method and apparatus for selecting enqueued data access operations for execution in a disk drive data storage device |
| 05/06/2004 | US20040088296 Method and system for providing restricted access to a storage medium |
| 05/06/2004 | US20040088064 Backup system for multi-source audio apparatus |
| 05/06/2004 | US20040088063 Audio delivery system |
| 05/06/2004 | US20040088062 Audio device and optical disk device |
| 05/06/2004 | US20040086861 Transfering nucleic acid and amino acid sequences information on computer readable medium that reduces amount of data present; screening libraries and/or databases |
| 05/06/2004 | US20040086262 Video data reproducing system and method |
| 05/06/2004 | US20040086261 Video segment extraction system and method |
| 05/06/2004 | US20040085888 Reproduction-only recording medium |
| 05/06/2004 | US20040085881 Information recording method and apparatus with additional recording function |
| 05/06/2004 | US20040085880 Optical information recording medium, with at least one inconsecutive part, and recording apparatus |
| 05/06/2004 | US20040085879 Optical information recording medium,with at least one inconsecutive part, and recordig apparatus |
| 05/06/2004 | US20040085878 Multi-level data processing method and apparatus |
| 05/06/2004 | US20040085876 Disklike recording media, a method for detecting forged disks, an anti-forgery system for performing a true-false judgement based on information collected from the recording media, and a manufacturing apparatus for recording information in the disks |
| 05/06/2004 | US20040085873 Single-speed mass memory storage device with continuously variable read channel and method |
| 05/06/2004 | US20040085869 Optical disk apparatus |
| 05/06/2004 | US20040085864 Apparatus for and method of recording data, and program |
| 05/06/2004 | US20040085863 Information processing unit, information processing method, program for the same, recording medium for recording the program therein, and reproducing unit |
| 05/06/2004 | US20040085669 Method and apparatus for providing a marker for adaptive formatting via a self-servowrite process |
| 05/06/2004 | US20040085663 Method and apparatus for providing quadrature biasing for coupled-pair circuits |
| 05/06/2004 | US20040085291 Information processing unit, display method for the information processing unit, program for the same, recording medium for recording the program therein and reproducing unit |
| 05/06/2004 | US20040085229 Encoding information in codes identifying beginning of regions of data |
| 05/06/2004 | EP1416730A2 Method and apparatus for locating copy protection signals in a video signal |
| 05/06/2004 | EP1416663A1 Information processing device and method |
| 05/06/2004 | EP1416662A1 Information processing device and method |
| 05/06/2004 | EP1416640A2 Multi-level data processing method and apparatus |
| 05/06/2004 | EP1416489A1 RECORDING APPARATUS, RECORDING METHOD, AND RECORDING MEDIUM |
| 05/06/2004 | EP1416487A2 Optical disk apparatus and phase adjustment method |
| 05/06/2004 | EP1416486A1 Information recording device, information reproducing device, information recording method, information reproducing method, and computer program |
| 05/06/2004 | EP1415274A1 Embedding auxiliary data in a signal |
| 05/06/2004 | EP0944080B1 Recording/reproducing device and recording/reproducing method |
| 05/06/2004 | EP0856172B1 Data storage system |
| 05/05/2004 | CN1494766A Device and method for modulation, method of generating DSV control bit |
| 05/05/2004 | CN1494718A Storing data items on data carrier |
| 05/05/2004 | CN1494717A Information recording method and apparatus, information reproducing method and apparatus, information recording medium, program storage medium and program |
| 05/05/2004 | CN1494716A Disk reproduction device |
| 05/05/2004 | CN1494222A Demodulating circuit, Cd apparatus and semiconductor integrated circuit |
| 05/05/2004 | CN1494081A CD apparatus with increased recording efficiency |
| 05/05/2004 | CN1494080A System used for recording information copy protection |
| 05/05/2004 | CN1494079A Method and apparatus for data reproducing in magnetic disk driver |
| 05/05/2004 | CN1494078A Broadcasting control method of digital universal optical disk broadcasting machine |
| 05/05/2004 | CN1494067A Method of proceeding background formatting against optical recording medium and its system |
| 05/05/2004 | CN1494066A CD apparatus and phase regulating method |
| 05/05/2004 | CN1494064A 信息记录媒体 The information recording medium |
| 05/05/2004 | CN1494056A Method of variable storage area structure and track spacing of disk drive |