Match Document Document Title
9105281 Servo processor receiving photodetector signals  
A servo processor for an optical disk drive is provided that includes: an analog-to-digital converter for converting versions of photodetector output signals into digital signals; and a digital...
9042209 E-antenna near field transducer with thermal shunt to return pole  
In a heat-assisted magnetic recording head for use in a hard disk drive, a thermal shunt is positioned between an E-antenna near field transducer (NFT) and a return pole, to draw excess heat away...
9042819 Method, system, and apparatus having near field communication (NFC) chip with configurable memory that is updatable via a host processor  
A wireless media player and a related system and methodology are disclosed. One aspect of the wireless media player system pertains to a virtual connector system, apparatus, and method for the...
9042210 Multi-purpose near-field transducer having a temperature coefficient of resistance  
An apparatus includes a writer, an arrangement comprising a plasmonic near-field transducer (NFT) adjacent the writer and comprising a material having a temperature coefficient of resistance...
9043046 Data processing device, microcontroller, and self-diagnosis method of data processing device  
A data processing device includes a memory, an arithmetic circuit that accesses the memory by outputting an access control signal CTRL that controls access to the memory, a first data storage unit...
9042207 Magnetic recording laser diode control  
Controlling a laser diode involves activating a first current source in preparation for writing to a magnetic recording medium. The first current source applies a threshold current to a laser...
9042208 Disk drive measuring fly height by applying a bias voltage to an electrically insulated write component of a head  
A disk drive is disclosed comprising a disk, and a slider comprising a head, where the head comprises a write component electrically insulated from the slider. A bias voltage is applied to the...
9036456 Optical device, magnetic head, manufacturing method, and near-field light device  
An near-field light device (100) is provided with: a first electrode layer (123) having a protruding portion (123a); a second electrode layer (121); and a light emitting layer (122), the...
9037921 Variable drive health determination and data placement  
The relative health of data storage drives may be determined based, at least in some aspects, on data access information and/or other drive operation information. In some examples, upon receiving...
9036457 Information storage medium, reproducing method, and recording method  
A machine readable information storage medium, a reproducing method and apparatus which reproduces data from the storage medium, and a recording method and apparatus for recording data on the...
9030922 Method and apparatus for laser control during recording  
The invention relates to recording on a medium, and in particular, to laser control during recording data on an optical medium. A laser control method for dynamically adjusting laser power during...
9030921 Increased spectral efficiency and reduced synchronization delay with bundled transmissions  
Techniques are provided for increasing spectral efficiency over data channels in a storage or communication system. In some embodiments, data may be encoded and transmitted over multiple channels....
9030773 Sensing temperature at a slider protrusion region  
An apparatus includes a near-field transducer at or near an air bearing surface of the apparatus. A write pole is disposed at or near the air bearing surface and proximate the near-field...
9025420 Self-controlled laser pulsing for thermally assisted recording  
A method of storing data includes providing a write signal for a write head of a hard disk drive, generating a transition pulse signal derived from the write signal using a transition pulse...
9025424 Optical recording method, optical recording medium, optical recording medium recording apparatus, optical recording apparatus, optical disk, and optical disk recording/reproducing apparatus  
A mark having a length nT (n being an integer equal to or greater than 3 and T being a clock period) is formed by modulating irradiation laser power with three values of recording power Pw, erase...
9025421 Data storage device adjusting laser input power to compensate for temperature variations  
A data storage device is disclosed comprising a head actuated over a disk, wherein the head comprises a laser configured to heat the disk while writing data to the disk. A temperature is measured,...
9025423 Thermally conductive features for a heat-assisted magnetic recording head  
In a heat-assisted magnetic recording hard disk drive, one or more thermally conductive features are incorporated to assist with dissipation of heat from a laser module that comprises a laser and...
9025425 Optical information recording device and method  
In an optical information recording device and optical information recording method for angularly multiplexing and recording data on pages on the same recording region on a hologram disk, data on...
9025422 Plasmon generator having flare shaped section  
The present invention relates to a plasmon generator, in which a surface plasmon is excited by application of light. The plasmon generator extends along one direction. The plasmon generator...
9025426 Optical disc with pre-recorded and recordable regions and method of forming the disc  
An optical disc having a region with pre-recorded data and a recordable region, a method of fabricating the disc, a stamper for forming a disc master, and a recording device for use with the disc...
9019645 Applying digital frequency offset to timing loop  
A system for providing an accumulated phase to an interpolator of a read channel, the interpolator configured to provide a digital clock signal. A frequency accumulator is configured to generate a...
9019803 Laminated plasmon generator with cavity process  
A plasmon generator (PG) is disclosed with a laminated structure of non-planar X and Y layers formed between a waveguide and write pole. Each X layer is made of a noble metal such as Au while each...
9019646 Heat assisted magnetic recording device with pre-heated write element  
An apparatus includes a write element configured to apply a magnetic field to write data on a portion of a heat-assisted magnetic recording media in response to an energizing current. An energy...
9019804 Timing loop with large pull-in range  
Aspects of the disclosure provide a sync mark detector. The sync mark detector includes a first unit configured to decay over time a value indicating a length of a bit format, a second unit...
9021513 Apparatus for protecting optical disc drives  
Provided are apparatuses for grounding the objective lens driving unit of an optical pickup device. An optical pickup device includes an objective lens driving unit and a base that supports the...
RE45496 Apparatus and method for compensating for pixel distortion in reproduction of hologram data  
An apparatus for compensating for pixel distortion while reproducing hologram data includes an extraction unit, a determination and calculation unit, a table, and a compensation unit. The...
9019806 Low friction linear tracking tone arm  
This invention is provides a means of playing LP records with minimal distortion. Low distortion is achieved by eliminating tracking error normally associated with pickup cartridges mounted to...
9020429 Media data sharing between media processing devices  
A wireless media player and a related system and methodology are disclosed. One aspect of the wireless media player system pertains to a virtual connector system, apparatus, and method for the...
9019805 Multilayer optical recording medium, drive device, reproducing and recording apparatus, and inspection method for multilayer optical recording medium  
According to one embodiment, a multilayer optical recording medium including a substrate, a guide layer group that is provided on the substrate and has guide layers in which positional information...
9019807 Optical disc with pre-recorded and recordable regions and method of forming the disc  
An optical disc having a region with pre-recorded data and a recordable region, a method of fabricating the disc, a stamper for forming a disc master, and a recording device for use with the disc...
9013963 Flex circuit with dual sided interconnect structure  
A flex circuit including a dual sided interconnect structure to connect electrical components on a head or suspension assembly to head circuitry is described. The dual sided interconnect structure...
9013966 Magnetic recording head and disk device including the same  
A recording head for recording information on a rotating recording medium of a storage device includes a main magnetic pole which generates a recording magnetic field in a direction perpendicular...
9013967 Heat-dissipating stepped slider for a heat-assisted magnetic recording head  
In a heat-assisted magnetic recording (HAMR) hard disk drive, a heat-dissipating head slider assembly is described in which the slider is stepped on the disk-opposing side and a HAMR laser module...
9013970 Method for copy protection  
A method for copy protection in which an audiovisual or audio data is divided into a plurality of portions. The plurality of portions is at least partly scrambled and prepared so as to be stored...
9013969 Video jukebox apparatus and a method of playing music and music videos using a video jukebox apparatus  
A digital jukebox (14) allows for playback of a first offering and a second offering. The contents of each offering are individually licensed for public performance at a particular location where...
9013972 Optical information recording and reproducing method and device  
Disclosed is an optical information recording and reproducing device capable of recording an interference fringe pattern as a hologram in an optical information recording medium, the interference...
9013964 Thermally-assisted magnetic recording head having a plasmon generator  
A return path section includes first and second yoke portions and first, second and third columnar portions. The first and second yoke portions and the first columnar portion are located on the...
9014631 System, portable electronic device, and method for peer-to-peer communication of media  
A wireless media player and a related system and methodology are disclosed. One aspect of the wireless media player system pertains to a virtual connector system, apparatus, and method for the...
9013965 Optical pickup device and optical disk drive including the same  
Provided are an optical pickup device and an optical disk drive including the same. The optical pickup device includes a quarter-wave plate (QWP) that is disposed parallel to an objective lens and...
9013971 Optical disk device and equalizer adjustment method  
An optical disk device includes an optical pickup that directs light beams onto a recording surface of an optical disk and receives reflected light, a signal generating unit that generates...
9013968 Data storage system and apparatus  
A data storage system, having a data processor operable to convert digital data signals into ink dot patterns, and a data processor operable to receive the ink dot patterns and convert them into...
9014401 Mixing apparatus  
Once a human operator selects one output channel using a port setting key and SEL key, output port parameters of a plurality of output ports connected with the selected output channel are...
9007879 Interfering near field transducer having a wide metal bar feature for energy assisted magnetic recording  
An apparatus for energy assisted magnetic recording of a storage disk include a plurality of dielectric waveguide cores configured to direct received incident light energy to a target, and a near...
9009744 Library system  
The present invention relates to a library system including a disc recording/reproducing unit, a disc container, and a disc transport unit for transporting a disc between the disc...
9007881 Optical head device and optical disc device  
An optical head device (11) provided with: an optical element (36) for transmissively diffracting a light beam emitted from a semiconductor laser (34), generating a zero-order diffracted light...
9007884 Optical recording medium  
The present technology relates to an optical recording medium for realizing an optical recording medium capable of high-capacity recording. A groove and a land are formed, the groove being concave...
9007878 Glass for magnetic recording medium substrate and usage thereof  
An aspect of the present invention relates to glass for a magnetic recording medium substrate, which includes essential components in the form of SiO2, Li2O, Na2O, and one or more alkaline earth...
9007711 Sequential-access of storage media  
The present disclosure describes apparatuses and techniques of improved sequential-access of storage media. In some aspects an indication that a storage media interface failed to access a block of...
9007880 Thermally assisted magnetic recording medium and magnetic recording and reproducing apparatus  
A thermally assisted magnetic recording medium (1) includes a substrate (101), an underlayer (3) that is formed above the substrate (101), and a magnetic layer (107) that is formed on the...
9007883 Optical recording and reading method, optical recording and reading apparatus, optical recording medium, and method for producing an optical recording medium  
An optical recording medium includes a recording and reading layer that is previously staked or formed afterword and has no concavo-convex pattern for tracking control, and a servo layer in which...