In a case where (i) a reflectance calculated from a reflected light amount obtained from a longest pit (P1max) or a longest space (S1max) in a first pit row is defined as a first reflectance and (ii) a reflectance calculated from a reflected light amount obtained from a longest pit (P2max) or a longest space (S2max) in the second pit row is defined as a second reflectance, the first pit row is formed such that the first reflectance becomes substantially identical with the second reflectance.

A heat assisted magnetic recording (HAMR) write apparatus is described. The HAMR write apparatus is coupled with a laser that provides energy. The HAMR writer has a media-facing surface (MFS) and a laser-facing surface. The HAMR write apparatus includes a free-standing reflector and at least one waveguide. The free-standing reflector resides on the laser-facing surface and has a concave reflective surface oriented to receive the energy from the laser. The waveguide(s) are optically coupled with the free-standing reflector and direct energy from the laser toward the MFS.

During field operation of a heat-assisted magnetic recording data storage device, a laser adjustment procedure is performed. The laser adjustment procedure involves writing on a recording medium at least three tracks. If a bit error rate of a middle tracks has increased, the laser current is swept while recording test tracks to determine a new laser current that results in a minimum bit error rate. The new laser current is used for subsequent write operations.

A method implemented by a status-monitoring device connected between a storage device and a corresponding output unit includes: a) determining presence of a storage device according to a first packet from the storage device; b) when it is determined that the storage device is present, generating a pulse signal according to a second packet from the storage device; c) generating a driving signal indicating a status associated with the storage device according to at least a logic level of the pulse signal; and d) sending the driving signal to the output unit for driving the output unit to output an output signal indicating the status.

Various embodiments concern a suspension assembly of a disk drive. The suspension assembly includes a load beam comprising a major planar area formed from a substrate. The load beam further comprises a window in the substrate, a dimple formed from the substrate, and a flange. The flange is a region of the major planar area that extends partially around the dimple but does not extend along an edge of the dimple. The edge of the dimple is adjacent to the window. The dimple is in contact with the flexure. A HAMR block or other element can extend through the window. The lack of a full flange can minimize the necessary clearance between the dimple and the HAMR block or other element and thereby allow the window to be enlarged to accommodate the HAMR block or other element.

An optical-information recording/reproducing apparatus of the present invention is capable of carrying out position detection of a reproduction image even if reproduction image data with incomplete alignment marks (markers) is obtained. A relative correlation value is calculated from a first correlation value retained by a first correlation-value retaining unit and a second correlation value retained by a second correlation-value retaining unit, and pass/fail of a position detection result of the marker is judged according to the relative correlation value. The pass/fail of the position detection result is judged by mutually comparing the detection positions of the markers judged as passes by the relative correlation-value judgement, the positions of the markers judged as fail by the relative correlation-value judgement or the mutual position judgement is complemented, and the position of two-dimensional data is detected based on the pass-judged markers and the complemented markers.

The present technology relates to a recording control apparatus, a recording control method, a drive controlling controller, a drive controlling method, a recording medium, and a program capable of reading information more reliably. A manager generates DMSs as management information for managing user data areas and spare areas of an optical disc. Further, the manager records the generated DMS in a DMA area of DS0 of the optical disc, and, in addition, records the generated DMS in a DMA mirror area of the DS1 surface of the optical disc. As described above, since DMSs as management information are recorded in the different areas of the optical disc, even if DMS cannot be read from one area, DMS can be read from the other area. The present technology is applicable to a recording and reproducing apparatus.

There are provided an optical disk and an optical disk recording method which are capable of stable data reading in a case where a recording linear density is increased. According to an optical disk of the present disclosure, a run-in pattern recorded in a groove track and a run-in pattern recorded in a land track are made different patterns so that no great change is caused in the amplitude of an acquired signal due to interference between adjacent recording patterns, and thus, data may be stably read.

First and second signal patterns are used to write corresponding portions of first and second adjacent tracks to a magnetic storage medium. A characteristic of the first signal pattern is changed based on the second signal pattern, the changing of the characteristic reducing an adjacent track interference affecting the second track.

One or more processors determine wear for a robotic device. The one or more processors divide a direction of travel of a robotic device into zones. Each zone has an associated counter that counts how many times the robotic device has entered a given zone. The one or more processors update a count for a zone in response to the robotic device entering that zone. The one or more processors determine a level of wear for a component associated with the robotic device. The level of wear is based, at least in part, on a total of counts for the zones.

Embodiments of the invention provide a device for measuring pitch and roll torques. The device comprises a sensor plate having a horizontal cross member, a vertical cross member and a surrounding member connecting ends of the horizontal and vertical cross members, wherein the horizontal cross member and the vertical cross member intersect each other at a centre region of the sensor plate; a VCM coil attached to the sensor plate and configured to generate a pitch and a roll torque when an electrical current is applied to the VCM coil; a first strain gauge attached to a surface of the horizontal cross member and configured to detect a horizontal strain caused by the pitch and roll torques; and a second strain gauge attached to a surface of the vertical cross member and configured to detect a vertical strain caused by the pitch and roll torques.

The present disclosure relates to a reproduction apparatus. The reproduction apparatus may comprise an optical filter and electric filters. The optical filter may be configured to provide electrical signals corresponding to regions of an optical beam returning from an optical medium, the optical beam being incident on the optical filter, the regions of the optical beam corresponding to different bands in a line density direction and/or a track density direction. The electric filters may be configured to provide outputs based, at least in part, on the electrical signals provided by the optical filter, wherein the reproduction apparatus is configured to obtain a reproduced signal by combining the outputs of the electric filters.

A turntable device, comprising: a spindle and two arms. The two arms may comprise: a housing; one or more buttons; a spindle engagement portion; a stylus cartridge; a power supply; one or more wireless communication devices; a linear actuator; a motor; and a vertical solenoid. The spindle may receive a phonographic record, and the spindle engagement portion may engage with the spindle, such that the arms are entirely supported via said spindle and only the spindle.

Devices that include a near field transducer (NFT); a multilayer gas barrier layer positioned on at least a portion of the NFT, the multilayer gas barrier layer including at least a first and a second sublayer, where the second gas barrier sublayer is positioned on the first gas barrier sublayer, the first gas barrier sublayer is positioned adjacent the NFT and the second gas barrier sublayer is positioned adjacent the wear resistant layer, the first and second sublayers independently have thicknesses from 0.01 nm to 5 nm; and a wear resistance layer positioned on at least a portion of the gas barrier layer.

A magnetic device including a magnetic writer; and an overcoat positioned over at least the magnetic writer, the overcoat including oxides of yttrium, oxides of scandium, oxides of lanthanoids, oxides of actionoids, oxides of zinc, or combinations thereof.

An apparatus comprises a waveguide having an input end that receives energy in a transverse electric (TE00) mode from an energy source along a substrate-parallel plane. The apparatus also includes a near-field transducer located proximate an output end of the waveguide that receives the energy in the TE00 mode. The output end of the waveguide is at an oblique angle to a cross-track line at an intersection of a media-facing surface and the substrate-parallel plane. The near-field transducer includes an enlarged portion at the oblique angle to the cross-track line.

The system and corresponding process includes a system for producing a mechanical image of original audio source media and a system for encoding the mechanical image information into a digital file. A processing system recovers the mechanical image information from the digital file at a receiving end. Audio processing is used to produce the original audio source material without the standard losses associated with digital encoding of audio material

A storage device carrier includes a first frame and a second frame. The first frame includes two opposite sidewalls. Two through holes are defined in each of the sidewalls, for allowing screws to extend therethrough. The second frame is detachably mounted in the first frame. The second frame includes two opposite side plates. Each side plate defines two through slots for allowing screws and unthreaded fasteners to extend therethrough. When the second frame is mounted in the first frame, the side plates of the second frame respectively abut against the sidewalls of the first frame, and the through slots of the side plates respectively align with the through holes of the sidewalls. A mounting apparatus having the storage device is also provided.

An optical medium reproduction device includes: a detection unit configured to form detection signals of respective channels by dividing a cross-section of a beam returning from the optical medium into a plurality of regions and performing division into at least one channel corresponding to the region at an outer side in a radial direction, at least one channel corresponding to the region that is different in position in a tangential direction, and a channel corresponding to the other regions, and, in a case of forming the detection signals of the channels, form the detection signal of at least one of the channels by weighting and adding a signal in a predetermined region among the plurality of regions; a multi-input equalizer unit configured to include a plurality of equalizer units to which the respective detection signals of the plurality of channels are supplied, and configured to form an equalized signal on the basis of the detection signals of the plurality of channels; and a binarization unit configured to perform a binarization process on the equalized signal to obtain binary data.

Provided is an optical information recording medium including: a continuously wobbling groove formed in advance by a CAV or a zone CAV. Information is allowed to be recorded on the groove and a land adjacent to the groove, address information is recorded by modulating the wobble, the address information includes a sync pattern indicating a position of the address information and address data, and the sync pattern includes a plurality of first wobble patterns and a second wobble pattern between the first wobble patterns, and at least part of intervals of the first wobble patterns are set to unequal intervals.

A combination of a semiconductor member and a metal member is selected appropriately from a view point of increasing an enhancement factor of a near-field light. A device (1) has a semiconductor member (101) and a metal member (102), a near-field light is generated at the metal member when an energy is supplied to the semiconductor member, the metal member is made of an alloy including a first metal and a second metal, a condition of Rm1

A data readout device (114) for reading out data from at least one data carrier (112) having data modules (116) located at least two different depths within the at least one data carrier (112) is disclosed. The data readout device (114) comprises: —at least one illumination source (122) for directing at least one light beam (124) onto the data carrier (112); -at least one detector (130) adapted for detecting at least one modified light beam modified by at least one of the data modules (116), the detector (130) having at least one optical sensor (132), wherein the optical sensor (132)has at least one sensor region (134), wherein the optical sensor (132)is designed to generate at least one sensor signal in a manner dependent on an illumination of the sensor region (134)by the modified light beam, wherein the sensor signal, given the same total power of the illumination,is dependent on a beam cross-section of the modified light beam in the sensor region (134); and -at least one evaluation device (136) adapted for evaluating the at least one sensor signal and for deriving data stored in the at least one data carrier (112) from the sensor signal. Further, a data storage system (110), a method for reading out data from at least one data carrier (112) and a use of an optical sensor (132) for reading out data are disclosed.

An optical disk drive and a digital servo method for the optical disk drive includes controlling functions of the optical disk drive with a microprocessor. Low-pass filtered and gain adjusted versions of individual photodetector output signals resulting from an illumination of an optical disk are received. Versions of the individual photodetector output signals are digitized to produce digital signals. A focus control signal and/or a tracking control signal is determined through at least one servo algorithm executed by a digital signal processor based on a focus error and/or tracking error, respectively, determined from the digital signals. The digital signal processor is an integrated circuit structured and arranged for manipulation of digital signals in accordance with programmed commands, and in a manner that operates faster than the microprocessor.

According to one embodiment, when an access destination of a reading request is a second region, a controller performs a first retry reading process by use of a second reading condition in first parameter information. The second region is adjacent to a first region, which is adjacent to a defect region and has a particular width, and is present as a region other than the defect region on a magnetic disk. When the access destination of the reading request is the first region, the controller performs a second retry reading process by use of a fourth reading condition in second parameter information. The second parameter information is set such that a grown defect is registered at an earlier time in the second retry reading process, as compared with that in the first retry reading process.

A computer system for monitoring head wear includes reading from a cartridge a high frequency pattern and a low frequency pattern, determining a first read amplitude corresponding to the high frequency pattern and a second read amplitude corresponding to the low frequency pattern, and determining a head wear metric according to the first read amplitude and the second read amplitude.

An apparatus includes a slider body of a disk drive. The slider body is electrically coupled to a plurality of end bond pads. A voltage applied to one more of the end bond pads sets a surface potential of the slider body.

The present technology relates to an information processing device and method, a recording medium, and a program, which can improve a data transfer speed. In the recording medium, a recording area is divided into a plurality of simulated zones and a set of the plurality of simulated zones composes a simulated zone group. Then, an address is set to each area in the simulated zones so that the addresses are interleaved between the simulated zones composing the simulated zone group. By interleaving the addresses between the simulated zones in this manner, a local seek operation or a rotational delay can be reduced and the data transfer speed can be improved when recording or reproducing data to the recording medium in more than one channel at the same time. The present technology can be applied to an optical disk.

Methods and apparatuses for detecting mode hopping in a laser diode or other optical energy source in heat-assisted magnetic recording. An output power of the laser diode or other optical energy source is measured and the output power is differentiated over time to determine a rate of change. If it is determined that the rate of change exceeds a threshold value, a fault signal is asserted indicating a potential mode hopping event.

A computer-implemented method, according to one embodiment, includes: collecting performance data corresponding to a tape drive and/or a magnetic tape head, storing the performance data in memory, and using the data to perform problem analysis. The performance data includes a resistance of the tape drive and/or magnetic tape head and a resolution of the tape drive and/or the magnetic tape head. Moreover, performing the problem analysis includes: determining a condition of the tape drive and/or the magnetic tape head, wherein the condition is selected from a group consisting of: wear, corrosion, defective leads and wire bonds. Other systems, methods, and computer program products are described in additional embodiments.

An optical information recording/reproducing apparatus and method thereof which compensate for the effect of mechanical instability on holographic data storage. A time dependent deviation profile of an optical beam during recording is determined. The time dependent deviation profile is related to a phase profile to be applied to a reference beam during recording or reproduction of a hologram, and the related phase profile is applied to the reference beam during recording or reproduction of the hologram.

An apparatus, according to one embodiment, comprises a near field transducer; an adhesion layer on a media facing side of the near field transducer, the adhesion layer comprising Ni and Cr; and a protective layer on a media facing side of the adhesion layer. Other apparatuses, systems and methods are described in additional embodiments.

Provided is a light information device, and the like, that records header information on an information recording medium, after preventing screen burn of a spatial light modulator. One example of the solution in the present invention is a light information device that records two-dimensional page data on an information recording medium and is provided with a first information generation unit, a second information generation unit that generates a second bit string on the basis of a first bit string, and a spatial light modulation unit that displays a pattern corresponding to the second bit string. The second information generation unit: performs a first processing, on the first bit string corresponding to first identification information, that inverts each bit at a prescribed cycle; generates the second bit string corresponding to the first identification information; performs a second processing, different from the first processing, on the first bit string corresponding to second identification information that includes bits which are switched at the same cycle as the prescribed cycle; and generates the second bit string corresponding to the second identification information.

A reproducing device (100) includes (i) an optical pickup (6) for irradiating, with reproduction light, an optical disk (1) which is a super-resolution medium, (ii) an RF signal processing circuit (9) for converting, into a reproduction signal, light which reflected off optical disk (1), (iii) an i-MLSE detecting section (141) for evaluating quality of the reproduction signal, and (iv) a spherical aberration correcting section (142) for correcting a spherical aberration by using a result of evaluation of the quality of the reproduction signal.

In one aspect, a method of operating a movable barrier operator includes engaging a flexible driven member with a drive of the movable barrier operator. The method includes moving the flexible driven member in a first direction to move a movable barrier connected to the driven member and monitoring the position of the movable barrier. In response to the movable barrier reaching a given position, the driven member is moved in a second direction without moving the movable barrier to remove slack from the driven member. A movable barrier apparatus includes a movable barrier controller operatively coupled to the movable barrier operator. The movable barrier controller is configured to cause the movable barrier operator to reverse direction of the flexible driven member a distance after stopping movement of the movable barrier without moving the movable barrier.

A panel attachment system comprises a panel and a casing. The panel has a fixed mount bracket, and a sliding mount bracket. The casing has a first fixed mount boss, and a sliding mount boss. When the panel attachment system is in use, the fixed mount bracket is fixedly secured to the first fixed mount boss, and the sliding mount bracket is slidingly engaged with the sliding mount boss. This enables the panel to be detachably connected to the casing, such that any relative in-plane thermal expansion between the panel and the casing is accommodated by corresponding relative movement between the sliding mount bracket and the sliding mount bosses.

The invention includes an alignment device and system having a guide member, a support member and a connector which engages the guide member and the support member. The guide member may be a relatively flat piece attachable to and edge of a frame. In one aspect the guide member includes a perimeter slot. The support member may have a first portion generally perpendicular with a second portion and the first portion may be attached to an object (or integral with an object such as a window or door casing) which is to be aligned with a frame. The second portion may have a connector portion or threaded hole for receiving a connector. The connector may also engage the slot of the guide member. The device allows for desired alignment of an object within a frame by transferring rotational movement to linear movement.

In an embodiment, a side door for a vehicle can comprise: a structure comprising a plastic inner shell comprising a fiber strip, and a plastic outer shell comprising an outer shell support beam positioned across a width of the outer shell. The outer shell support beam can comprise a fiber strip with ≧50 wt. % fibers oriented at an angle of less than or equal to ±45° to a main axis. In an embodiment, a method for making the side door for a vehicle can comprise: flow molding a fiber-reinforced polymer over a fiber strip to form a plastic inner shell; flow molding a fiber-reinforced polymer over a fiber strip deposited to form a plastic outer shell, wherein the outer shell comprises an outer shell support beam positioned across a width of the outer shell; and joining the inner shell and the outer shell together to form a composite structure.

A refrigerator and an anti-insect unit accommodating a repellent and installed on a refrigerator leg for supporting a refrigerator cabinet, thereby repelling or eradicating insects from the refrigerator and a space for accommodating the refrigerator.

The invention relates to a control device for carrying out an operating method for an electric window lifter for moving a rear pane (3) in a motor vehicle, in which the rear pane (3) is moved in a lowering direction (−z) along an approximately s-shaped path of movement. In the case of trapping, the movement of the rear pane (3) in the lowering direction (−z) is stopped and the rear pane (3) is moved in the lifting direction (+z).

In one embodiment, a method conducted by a movable barrier gateway device is disclosed for controlling a movable barrier, comprising receiving, by a communication interface, a remote command from a remote control device to move the movable barrier, the remote command sent over a network, delaying transmission of a signal to a movable barrier controller to move the movable barrier, by a processor, for a predetermined time period after the remote command is received, detecting movement of the movable barrier within the predetermined time period by a barrier movement detector, and ignoring the remote command by the processor in response to detecting movement of the movable barrier within the predetermined time period.

A tilt-up door for a building having an opening, a pair of substantially vertically juxtaposed members, cam surfaces extending laterally from the vertical members at the upper portion and a door sized to span the opening. The door can be pivotally coupled to carriages arranged for vertical movement along the vertical members and can have cam followers extending laterally from the upper portion of the door to contact the cam surfaces. An actuator or actuators can be connected to the carriages to move the carriages along the vertical members. When the actuator or actuators are operated to move the carriages vertically along the members the cam followers can move along the cam surfaces to tilt the door to a horizontal position as the door is moved vertically upward into an open raised position.

The door is made with a triple-lite insulated glass unit and a frame of aluminum rails. The insulated glass unit has a stepped cross-section with the outer glass lite being larger than the inner glass lites. An opaque non-conductive ceramic frit forms a rectangularly shaped border to mask the mounting of the inner glass lite(s). An electrically conductive coating on the outer glass lite is insulated from the aluminum rails of the frame by a plastic strip disposed between the outer glass lite and each rail.

A vehicle door structure 1 comprises a slide door panel 6 for opening and closing a front region of a rear door opening in a vehicle body 2, a swing door panel 7 for opening and closing a rear region of the rear door opening in cooperation with the slide door panel 6, an opening degree detection mechanism 30 for presuming a locked state on the slide door panel 6 and swing door panel 7 by detecting the opening degree of the slide door panel 6, and a handle idling mechanism 31, provided with the swing door panel 7, for nullifying an operation of a swing door handle 10 when the swing door panel 7 is fully closed.

A movable barrier system wherein the trolley system comprises at least two guiding rail portions. At least one of the guiding rail portions is supported by a support member secured to the headroom area of the building support structure. The trolley traverses the at least two guiding rail portions by a hinged coupling device.

The invention relates to a path-controlled adjustment device for a window pane of a motor vehicle, with a carrier assembly, with at least two guideways provided at the carrier assembly, which define an adjustment path for an adjustable window pane and which are spaced from each other transversely to the adjustment path, and with a driver which on the one hand includes means for connection of the window pane to be adjusted and which on the other hand is in engagement with the guideways so as to be longitudinally movable. The carrier assembly consists of at least two carrier elements which are connected with each other at a plurality of fixing points. On at least one carrier element fixing points, via which that carrier element is to be fixed at a further carrier element of the carrier assembly, are connected with each other by reinforcement paths.

An opening and closing apparatus includes: a drive unit provided in an opening and closing body which is openably and closeably attached to a main body, and opening and closing the opening and closing body with respect to the main body by driving the opening and closing body using electric power; a secondary energy storage device provided in the opening and closing body and electrically connected to the drive unit in such a manner that the secondary energy storage device can be inductively charged and can supply electric power to the drive unit; and an electric power receiving coil provided in the opening and closing body so as to be capable of facing an electric power transmitting coil which is provided on the main body, and is electrically connected to a primary energy storage device installed on the main body, and electrically connected to the secondary energy storage device.

A heat recovery steam generator access door kit comprising a door assembly comprising an insulation box; a door face attached to the insulation box that is larger in width and length than the insulation box and projects around the perimeter of the insulation box; at least one cross beam; a frame assembly comprising a frame and at least one swing bolt assembly attached to the frame.

An exit device includes a rail having opposite first and second ends and a rear portion with a first opening adjacent the first rail end for attachment to the door surface, the first rail end further having a front portion that inhibits access to the first rail opening in a direction normal to the rail rear portion. The method for installing it includes securing a mount having a cantilevered portion extending therefrom to the door at the surface first end such that the mount cantilevered portion provides a space between the cantilevered portion and the door and placing the rail against the door surface such that the mount extends through the first rail opening, sliding the rail to engage the rail rear portion adjacent the first rail opening between the mount cantilevered portion and the door and securing the second rail end to the door surface.

A door for attachment on the front of a machining tank of an electric discharge machine includes a door frame and first and second lifting doors that move up and down with respect to the door frame. When the first lifting door is lifted, pulleys attached on the first lifting door also move up, causing a belt wound around the pulleys and fixed to the door frame via a first belt-attaching member to rotate. As a result, the second lifting door, fixed to the belt via a second belt-attaching member, moves up with respect to the first lifting door.

Hinged assemblies, and children's products including at least one hinged assembly, include a base member and a hinged member operatively and pivotally coupled to the base member to define a hinge. The hinge is configured to release if an obstruction is positioned between the hinged member and the base member while the hinged member is being closed and if a closing torque is greater than or equal to a release torque. The hinge also may be configured to not release when an opening torque is applied when the hinged member is in its open position even when the opening torque is greater than the release torque.