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7619847 |
Head controller, storage device, and head controlling method
A level peak-acquiring unit acquires a peak of a signal level during a calibration wherein a heater power is increased from zero to a predetermined power. A sample acquiring unit acquires in a...
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7616394 |
Storage apparatus, control method and control apparatus
The heads have write head elements which record data onto a disk medium capable of coping with perpendicular magnetic recording and read head elements which reproduce data. The monitored band...
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7613182 |
Distributed and secured method and system for protecting and distributing audiovisual flows
A process for secure distribution of digital audiovisual streams according to a standard, normalized or proprietary format, on which streams a separation of the stream into two parts is made prior...
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7613181 |
Process and device for securing the transmission, recording and viewing of digital, audiovisual packetized streams
A process for secure distribution of original digital audiovisual streams including audio, video components or other data, including packetizing the original stream into packets that can be...
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7609473 |
Dissipation of liquid droplets in a magnetic disk drive
Magnetic disk drives and associated methods are described for an improved process for dissipating liquid droplets that may accumulate on a slider of the magnetic disk drive. For the droplet removal...
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7603025 |
Method and apparatus for copy protection detection in a video signal
A method and apparatus for detecting copy protection included in an input video signal is described. Two types of copy protection are particularly addressed, including techniques that imbed copy...
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7600054 |
Apparatus, system, and method for protecting a motion-sensitive device
An apparatus, system, and method are disclosed for protecting a motion-sensitive device. The apparatus includes an identification module, a determination module, and a scheduler. The identification...
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7595958 |
System including a hard disk drive and stray magnetic field sensor and associated method
A system includes a host device and a disk drive interfaced with the host device are described as well as an associated method. The disk drive includes a magnetic media for storing information...
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7587125 |
Reproducing/recording apparatus
A playback unit ( 3 ) reproduces contents which are recorded on a video cassette tape ( 2 ), and a recording unit ( 6 ) records the contents on another video cassette tape ( 7 ) and,...
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7586713 |
Control apparatus, storage apparatus, and head control method
A control apparatus, storage apparatus and control method uses a correction value for head position written in a recording medium to control head position and prevents a use of a correction value...
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7576938 |
Hard disk drive, method for controlling FOD voltage thereof, and computer readable recording medium recording the method
A flying on demand (FOD) voltage of a hard disk drive (HDD) is controlled by detecting a shock occurring to the HDD on which a magnetic head that records data on a disk or reproduces data from the...
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7567400 |
Method and apparatus for improving the error rate of track information on a magnetic storage device
An apparatus and method for improving the error rate of track information on a magnetic storage device is disclosed. One embodiment provides a counter for counting the number of writes to a first...
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7567397 |
Adjacent Track Interference (ATI) identification methodology
A method for identifying adjacent track interference for a head is provided. The method comprises writing a first data track at a predetermined track position; writing a second data track two track...
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7558013 |
Programming a sensitivity level into an inertial sensor based on a proxy of whether a system is in transit
A system comprises a sensor and logic coupled to the sensor. The logic programs a sensitivity level into the sensor to a first sensitivity level if a proxy indicates that the system is in transit...
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7551381 |
Device and method for reading data from and writing data in storage medium
A disk device writes data in or reads data from a disk. The disk device includes a head. The head includes a reading element that reads data from the disk and a writing element that writes data in...
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7548390 |
HDD write control method and apparatus
A Hard Disk Drive (HDD) and related write control method are disclosed. The write control method includes; detecting a free fall state during a current write operation to a current sector, waiting...
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7545596 |
System and method for WORM magnetic recording
WORM safeguards are provided in a magnetic disk drive in which the disks are pre-magnetized or pre-recorded such that all magnetic domains on each recording surface are completely aligned pointing...
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7545593 |
Magnetic storage systems and methods with tighter write fault window to improve reliability
A magnetic storage system includes a disk, a head, an actuator, and a servo controller. The servo controller monitors a value, such as a position error signal (PES) sample value, a predicted PES...
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7539919 |
Optical recording medium, apparatus and method of recording/reproducing data thereon/therefrom, and computer-readable recording medium storing program to perform the method
A recording medium on which a recording/reproducing unit block is recorded, an apparatus to record and/or reproduce data on/from the recording medium, and a method of recording/reproducing the data...
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7532419 |
Apparatus and method for writing and reproducing data
High-rate writing of data recorded on a CD into a hard disk drive (HDD) is performed while reproducing data read out of the CD at the standard bit rate prescribed for the CD. PCM data corresponding...
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7529791 |
Downloading system
A downloading system which can be used freely by many and unspecified persons. A recording medium is loaded in a public downloading apparatus, and use condition confirmation processing is performed...
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7522366 |
Preservation of hard drive data via preliminary detection of adjacent track interference potential
Systems and methods for managing adjacent track interference in a hard drive. Adjacent track interference potential is ascertained in at least one track, and data corruption is averted via...
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7518816 |
Method and apparatus for disc drive data security using fields in servo wedges
The present invention includes a method and apparatus to write and read copy protected data on a disc drive storage system by encoding and decoding data to be copy protected using servo wedge data...
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7515370 |
Recorder and cassette containing recording medium
A recording apparatus capable of recording data either in a current-used format or a new format on a recording medium accommodated in a current-used tape cassette or a new tape cassette. The...
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RE40689 |
Method and apparatus for disabling anti-copy protection system in video signals
A method and apparatus for disabling the effect of copy-protect signals placed in a recording video signals which is based on differences in the characteristics of television and VCR circuitry....
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7508616 |
Regulating data writes responsive to head fly height
Write commands through a read/write head are regulated in response to head fly height. The head fly height is determined, and the rate at which the write command is carried out is regulated in...
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7499232 |
Media player with acceleration protection
An improved media player and a method for operating a portable computing device (e.g., media player) are disclosed. According to one aspect, a portable computing device is able to protect its disk...
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7474493 |
Alternative DC-burst servo pattern for perpendicular recording
The invention provides a servo pattern that is stable for long time, easily writable, and excellent in S/N. DC-signal area included in a burst area of a servo pattern comprises combination of...
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7474489 |
Storage medium housing device
In a magnetic tape device, upon receiving a magnetic tape cartridge from an insertion slot, an authentication unit reads data that is stored in an electronic tag and based on the read data, checks...
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7471484 |
Patterned medium and recording head
A magnetic recording system includes a patterned medium comprised of land areas and trough areas, a write element which writes the data to the patterned medium, and a read element which reads the...
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7471479 |
System for protection against copying on magnetic tape recorders
An audio or other programme signal is modified to provide protection against copying on a magnetic tape recorder. The signal from a source ( 10 ) is amplified ( 16 ) and then subjected to Fourier...
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7469094 |
Medium recording method, medium recording device, and information recording medium
This invention is a recording medium recording method for an optical disc or the like. Every time one VTS is prepared, padding processing is executed to secure a recording area for new TMP_VMGI...
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7463441 |
Automatic data update method of data storage system and disk drive using the same
A data storage device and method of controlling the same. An automatic data update method of a data storage system, includes: counting a number of times a write mode is executed in tracks adjacent...
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7444064 |
Broadcast receiver, program recording method and program product
The broadcast receiver that incorporates an HDD as a recording medium and records programs on the recording medium, when recording a program on the recording medium, determines whether the program...
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7430452 |
Apparatus, system, and method for selectivity protecting a motion sensitive component in a computerized device
An apparatus, system, and method are disclosed for balancing the read and write requirements of applications running in a computerized system against the requirements to protect a motion sensitive...
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7426087 |
Information recording apparatus
An information recording apparatus has a write canceling circuit that monitors interface signals fed from a host and that, when the interface signals are recognized to be abnormal, inhibits write...
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7423828 |
Off-track write error recovery
Method and apparatus for off-track write error recovery. A storage medium is provided with at least first and second tracks, and a write protected status is assigned to the second track to inhibit...
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7414803 |
Write protected magnetic storage media and associated methods
According to one aspect and example, a method is provided for handling write protected storage devices. The method includes generating a read signal from a portion of a magnetic storage medium and...
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7409142 |
Receiving apparatus, receiving method, and supplying medium
Digital television broadcast signals are received and AV signals are reproduced in a common apparatus. A digital television signal is received and is separated into a compressed first video signal,...
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7408732 |
Shock resistant, high reliability rotating magnetic storage device and method
An information recording method in a rotating storage apparatus comprising a rotating recording medium for recording information, a head for performing at least a write operation onto the rotating...
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7406605 |
Information recording medium, manufacturing method of its recording medium, information process unit and copyright management system
Medium individual information formed an information recording medium is obtained, and a management key used for recording or regeneration on the information recording medium corresponding to the...
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7403616 |
Electronic apparatus, data recording method for the electronic apparatus, and storage medium storing program for executing the data recording method
There is provided an electronic apparatus which once makes a user conscious of copyright and the like of digital data, such as audio data and image data, when the user records the digital data or...
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7400465 |
Recording medium cartridge and recording/reproducing apparatus therefor
The present invention relates to a recording medium cartridge memory and recording/reproducing apparatus. A recording medium cartridge consists of a recording medium and a cartridge memory in which...
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7398008 |
Copy protection for analog video signals from computing devices
A copy protection method and apparatus is provided to inhibit unauthorized viewing or copying of a video signal. A varying set of additional or invalid video pulses are generated onto a typical...
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7394607 |
Disk drive with position detection
Embodiments of the invention provide a disk drive capable of writing information on data tracks even more positively when a shingle write method is adopted. In one embodiment, the disk drive is...
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7382969 |
Method and system for preventing the unauthorized copying of video content
A method for preventing the copying of useable video content is disclosed. The method includes identifying the video signal content of a video signal that is suitable to be extracted, extracting...
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7382563 |
Storage apparatus, and control method and program
Upon obtaining a detection signal of a shock sensor that detects a shock applied to an apparatus for output, a write disabling unit disables writing by a head on a medium over a predetermined time...
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7376337 |
Video signal recording apparatus for copyrighted works
In a video signal recording apparatus for digitally recording a first video signal, a copyright information detecting unit extracts copyright information inserted in the first video signal. An...
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7369344 |
Method and apparatus for compensating for offset of disk drive
A method for compensating an offset of a disk drive which is accomplished by recording actual spin jitter while performing track following, extracting a DC component from a recorded actual spin...
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7369343 |
Disk drive correcting track address during a write operation
A disk drive is disclosed comprising a head actuated over a disk having a plurality of servo tracks, wherein each servo track comprises a plurality of servo sectors and each servo sector comprises...
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