22nd week of 2009 patent applcation highlights part 24 |
Patent application number | Title | Published |
20090135482 | Intrinsic polarizer - An intrinsic polarizer, including a sheet of PVA-type matrix that includes vinylene polymer blocks, the sheet defining a pass polarization axis and a block polarization axis perpendicular to the pass polarization axis, light having an electrical vector parallel to the pass polarization axis being substantially transmitted through the sheet and light having an electrical vector parallel to the block polarization axis being substantially absorbed by the vinylene blocks, the sheet exhibiting a dichroic ratio of more than 100. | 2009-05-28 |
20090135483 | RETARDATION FILM - The invention provides a retardation film, composed primarily of an acrylic polymer, with transparency, heat resistance, and large retardation. The retardation film of the present invention is composed primarily of an acrylic polymer. The film has an in-plane retardation of from 130 nm to 500 nm, inclusive, per 100 μm thickness at a wavelength of 589 nm. The film has a total light transmittance of not less than 85%. The retardation film has a glass transition temperature of preferably from 110° C. to 200° C., inclusive. The acrylic polymer, which is the primary component, preferably has a lactone ring structure. | 2009-05-28 |
20090135484 | LENS WITH VARIABLE FOCAL LENGTH AND SYMMETRY - The invention relates to a variable focal length lens with a chamber ( | 2009-05-28 |
20090135485 | Zoom lens and image capturing apparatus - The object of the present invention is to provide a zoom lens in which a lens group located in the vicinity of an aperture stop includes two subgroups and one of the subgroups is shifted so that an image is shifted. Thus, an increase in the size of lens groups including a shift lens group can be prevented. In addition, the sensitivity with respect to the axis tilt can be reduced while maintaining a sufficient distance between the two subgroups without increasing the size of the lens groups. Accordingly, a sufficient performance can be provided. | 2009-05-28 |
20090135486 | USE OF A FOCUSING VORTEX LENS AS THE OBJECTIVE IN SPIRAL PHASE CONTRAST MICROSCOPY - A method and objective apparatus are provided for implementing an enhanced phase contrast microscope. A focusing vortex lens, defined by a diffractive spiral zone plate (SZP) lens, is used for the objective for the phase contrast microscope. The SZP lens focuses and imparts a helical phase to incident illumination to image the specimen with spiral phase contrast. The spiral phase contrast microscope is sensitive to phase gradients in all sample axes. Replacing the objective of a microscope with the diffractive SZP lens of the invention immediately provides existing instruments with spiral phase contrast capability. | 2009-05-28 |
20090135487 | DIFFRACTION GRATING DEVICE AND OPTICAL APPARATUS - A diffraction grating device for splitting or coupling light beams permits the divergence of the light beams to be minimized easily. A first light beam is incident on a diffraction grating from the side thereof facing the inside of the device, and a second light beam is incident on the diffraction grating from the side thereof facing air. The diffraction grating transmits the first light beam by diffraction of the minus first order so that it travels in the reverse direction along the optical path of the second light beam before incidence, and transmits the second light beam by diffraction of the zero order. The second light beam, transmitted by diffraction of the zero order, spreads over a certain width of wavelengths, but does not diverge even after diffraction. | 2009-05-28 |
20090135488 | OPTICAL DEVICE AND WAVELENGTH SELECTIVE SWITCH - An optical device and a wavelength selector switch are provided. The optical device includes a diffraction grating having first and second planes and first and second reflecting planes located on a first plane side of the diffraction grating. In the optical device, light input to the second plane of the diffraction grating is diffracted, and then an optical path of the diffracted light is re-input to the first plane of the diffraction grating newly via the first and the second reflecting planes. | 2009-05-28 |
20090135489 | Light Diffusive Sheet for Backlihgt Unit and Preparation Thereof - A light diffusive sheet for a backlight unit, comprising a transparent substrate-photocured resin layer laminate having a plurality of hemispherical-shaped protrusions of varying sizes, has excellent luminance, and a wide screen view angle. | 2009-05-28 |
20090135490 | OPTICAL SHEET - An optical sheet is disclosed. The optical sheet includes a base film, a prism unit on the base film, an adhesive layer on the prism unit, and a first protective film on the adhesive layer. The prism unit is buried into the adhesive layer. | 2009-05-28 |
20090135491 | OPTICAL ELEMENT AND METHOD FOR MANUFACTURING MASTER FOR PRODUCING OPTICAL ELEMENT - An optical element has a plurality of structures including convex portions or concave portions arranged on a base member surface, wherein the arrangement pitch of the structures is 380 nm to 680 nm and the aspect ratio of the structure is 0.62 to 1.09. | 2009-05-28 |
20090135492 | ANTI-REFLECTIVE FILM, POLARIZER, LIQUID CRYSTAL DISPLAY ELEMENT AND DISPLAY ELEMENT - The present invention provides an antireflective film, a polarizer, a liquid crystal display element, and a display element, each of which makes it possible for light reflected on a surface to which stains have adhered and on a surface where the stains have remained even after being wiped off to be recognized as an almost achromatic color, thereby suppressing the stains having adhered to the surface such as fingerprint from being recognized to shine in blue. The reflective display film of the present invention is an anti-reflective film which is placed on a base material and reduces light reflected on a surface of the base material, wherein a reflection spectrum of the anti-reflective film has a bottom wavelength of less than 550 nm. | 2009-05-28 |
20090135493 | LIGHT-EMITTING DISPLAY DEVICE-EQUIPPED REAR-VIEW MIRROR - Visibility of indications in a rear-view mirror incorporating a light-emitting display device is improved. A mirror element | 2009-05-28 |
20090135494 | DUAL FOCAL LENGTH LENS SYSTEM - A dual focal length optical system includes a first optical system and a second optical system. The first optical system is positioned along an optical path and includes an optical structure having an object side surface and an image side surface. The first optical system also includes a first surface of an intermediate reflective element located between the object side surface and the image side surface of the optical structure as viewed along the optical path. The first optical system has a first focal length. The second optical system shares a portion of the same optical path and includes a second surface of the same intermediate reflective element as that of the first optical system. The second optical system has a second focal length. The first focal length of the first optical system is longer than the second focal length of the second optical system. | 2009-05-28 |
20090135495 | CAMERA, HANDLENS, AND MICROSCOPE OPTICAL SYSTEM FOR IMAGING AND COUPLED OPTICAL SPECTROSCOPY - An optical system comprising two lens cells, each lens cell comprising multiple lens elements, to provide imaging over a very wide image distance and within a wide range of magnification by changing the distance between the two lens cells. An embodiment also provides scannable laser spectroscopic measurements within the field-of-view of the instrument. | 2009-05-28 |
20090135496 | PROJECTION ZOOM LENS AND PROJECTION TYPE DISPLAY DEVICE - A projection zoom lens is provided and includes: in order from the magnification side, a positive first lens group performing focusing with being fixed during power-varying and having a focusing function; a negative second lens group, a negative third lens group, and a positive fourth lens group, which are moved with correlation during the power-varying; and a positive fifth lens group G | 2009-05-28 |
20090135497 | PROJECTION ZOOM LENS AND PROJECTION TYPE DISPLAY DEVICE - A projection zoom lens is provided and includes: in order from the magnification side, a negative first lens group performing focusing with being fixed during power-varying; a positive second lens group, a positive third lens group, a positive fourth lens group, a positive fifth lens group, which are moved with correlation; and a positive sixth lens group fixed during the power-varying. An aperture diaphragm is moved between the fourth lens group and the fifth lens group during the power-varying to keep Fno constant in the whole power-varying region. In addition, the expression of 1.72009-05-28 | |
20090135498 | ZOOM LENS, OPTICAL APPARATUS EQUIPPED WITH THE ZOOM LENS AND METHOD FOR FORMING AN IMAGE OF AN OBJECT AND VARYING A FOCAL LENGTH - A zoom lens comprises the following lens groups in the order from an object side: a first lens group having a positive refracting power; a second lens group having a negative refracting power; a third lens group having a positive refracting power; and a fourth lens group having a positive refracting power; wherein, upon zooming, at least the first lens group and the fourth lens group move to the object side; and wherein, upon focusing, the fourth lens group comprises a front lens group, and a rear lens group arranged with an air space on an image side of the front lens group, and the rear lens group is moved in a direction of an optical axis of the zoom lens. | 2009-05-28 |
20090135499 | MACRO OBJECTIVE - A description is given of a macro objective (M) with a corrective compensation of aberrations (Continuous Aberration Suppression; CAS). The macro objective has a first positive optical subassembly (A), a second nearly afocal optical subassembly (B), a stop (APE), a third nearly afocal optical subassembly (B′) and a fourth positive optical subassembly (A′). The third optical subassembly (B′) and the fourth positive optical subassembly (A′) are designed with mirror symmetry relative to the optical subassemblies (A, B) upstream of the stop (APE). The nearly afocal optical subassemblies (B, B′) are displaced jointly inside the macro objective (M) along the optical axis (OA) with the aid of mechanical means in conjunction with linear magnifications of β′≠−1. As a result, the macro objective (M) achieves outstanding imaging properties both over a wide range of linear magnifications (β′=−2.0 to −0.5) and over a wide wavelength spectrum. | 2009-05-28 |
20090135500 | ZOOM LENS AND CAMERA DEVICE INCLUDING THE SAME - A zoom lens includes a first lens group having a positive focal length, a second lens group having a negative focal length, a third lens group having a positive focal length, a fourth lens group having a negative focal length which are arranged in order from an object side to an image side, and a diaphragm disposed between the second and third lens groups. During a change of zoom ratio from short to long focus end, the first to fourth lens groups move so that an interval between the first and second lens groups increases, an interval between the second and third lens groups decreases, and an interval between the third and fourth lens groups increases. The first lens group includes first and second negative lenses, a reflective optical element, and at least one positive lens arranged in order from the object side to the image side. | 2009-05-28 |
20090135501 | OPTICAL SHEET, METHOD FOR MANUFACTURING THE SAME, AND LIQUID CRYSTAL DISPLAY USING THE SAME - An optical sheet comprises: a base film; a first primer layer disposed on a surface of the base film; and a projection disposed on the first primer layer, wherein a thickness of the first primer layer ranges from about 5 nm to 300 nm. | 2009-05-28 |
20090135502 | DUAL FOCAL LENGTH LENS SYSTEM - A dual focal length optical system includes a first optical system and a second optical system. The first optical system is positioned along an optical axis and includes an optical structure having an object side surface and an image side surface. The object side surface and the image side surface include a refractive surface portion and a reflective surface portion. The first optical system has a focal length. The second optical system is positioned on the same optical axis and has a focal length. The focal length of the first optical system is longer than the focal length of the second optical system. | 2009-05-28 |
20090135503 | OPTICAL SYSTEM AND OPTICAL APPARATUS HAVING THE SAME - An optical system includes a first lens with a functional film having film hardness of equal to or less than H formed on at least on one surface thereof, and a second lens located opposite the surface with the functional film of the first lens and having a diameter larger than that of the surface with the functional film, wherein the first lens and the second lens are in marginal contact with each other. | 2009-05-28 |
20090135504 | Imaging lens - It is to provide an imaging lens that has excellent optical performance while being compact and light. | 2009-05-28 |
20090135505 | MECHANISM FOR TRANSLATING A NIGHT VISION GOGGLE - A mechanism for adjusting the position of an optical device with respect to a field helmet along an axis of translation is provided. The mechanism comprises an optical device mounting component for coupling to the optical device. A field helmet mounting component for coupling to the field helmet is slideably coupled to the optical device mounting component along the axis of translation. A lever configured for selectively engaging a surface of either mounting component permits translation of the optical device mounting component along the axis of translation with respect to the field helmet. The optical device mounting component is configured to translate along the axis of translation with respect to the field helmet between an extended position and a retracted position, wherein the optical device is proximal to the helmet in the retracted position and distal to the helmet in the extended position. | 2009-05-28 |
20090135506 | SCREW ACTUATED NIGHT VISION GOGGLE TILT MECHANISM - A mechanism for adjusting the angular position of an optical device with respect to a field helmet is disclosed. The mechanism includes an optical device mounting component for coupling to the optical device. A field helmet mounting component is provided for coupling to the field helmet. The field helmet mounting component is rotatably coupled to the optical device mounting component about an axis of rotation. An angular adjustment mechanism is engaged between the optical device mounting component and the field helmet mounting component. The angular adjustment mechanism includes a translating member that is moveably translatable along an axis of translation for engaging a surface of either the field helmet mounting component or the optical device mounting component. Translation of the translating member along the axis of translation induces rotation of the optical device mounting component about the axis of rotation for adjusting the angular position of the optical device. | 2009-05-28 |
20090135507 | TILT ADJUSTMENT LOCKING MECHANISM FOR A HEAD-MOUNTED NIGHT VISION DEVICE - A mechanism for permitting selective adjustment of the angular position of a head-mounted night vision device is provided. The mechanism comprises a housing positioned adjacent the night vision device. A shaft defining a longitudinal axis is at least partially positioned within or adjacent the housing. The shaft is rotatively coupled to the night vision device, wherein rotation of the shaft induces rotation of the night vision device. A moveable lever is coupled to the shaft for rotating the shaft. Means for selectively limiting rotation of the shaft are provided, wherein the means are moveable between a first position and a second position. In the first position the means permit rotation of the shaft and the optical device, and in the second position the means limit rotation of the shaft and the optical device. | 2009-05-28 |
20090135508 | Lens Driving Device, Optical Pick Up Device and Adjusting Method - A lens driving device according to the present invention includes a mounting base; a collimation lens that is engaged with the mounting base and movable in optical axis directions; and a driving source that moves the collimation lens in the optical axis directions, and the mounting base includes a fulcrum section with which, when the driving device is mounted on a base, a pitch angle and a roll angle of the driving device are adjusted with respect to the base and the optical axis. | 2009-05-28 |
20090135509 | RETRACTABLE REAR VIEW MIRROR - A mirror assembly for trucks, vans and the like, for providing front or rear viewing as the vehicle is moving forward or is backing up, for example, into a truck loading dock area. The mirror assembly comprises a mirror unit that is connected by a mirror arm to a support structure, e.g., a flange or bracket, that is fixed to the vehicle. The support structure projects minimally sideways of the vehicle and pivotably supports the mirror arm in a manner whereby the mirror unit and its arm can swing about a pivot axis, enabling the mirror and its arm to lie alongside a side wall of the vehicle or tightly against the rear of the vehicle. A return or rebound mechanism returns the mirror unit to its normal operational position automatically, once contact with an obstruction that has pivoted the mirror unit from its normal position, has been removed. | 2009-05-28 |
20090135510 | REFLECTIVE PROJECTION OPTICAL SYSTEM, EXPOSURE APPARATUS, DEVICE MANUFACTURING METHOD, PROJECTION METHOD, AND EXPOSURE METHOD - A reflective projection optical system comprises a first optical unit having at least one reflecting optical element, and a second optical unit having at least one reflecting optical element. A focal point on the second surface side of the first optical unit approximately agrees with a focal point on the first surface side of the second optical unit. An angle between a normal to the first surface and a principal ray of the illumination beam incident to the first surface is larger than a value of arcsine of a numerical aperture on the first surface side of the reflective projection optical system. All the optical elements in the projection optical system are located outside an extension surface of a ray group defining an outer edge of the illumination beam incident to the first surface. | 2009-05-28 |
20090135511 | System and Method for Use in Displaying Modulated Light - A system for use in displaying modulated light includes a light source operable to generate a light beam. The system also includes a color wheel for receiving the light beam. The color wheel comprises a plurality of translucent segments. The plurality of translucent segments comprises a first number of blue segments, the first number of red segments, and a second number of green segments wherein the first number is greater than the second number and the second number is at least one. | 2009-05-28 |
20090135512 | ELECTRICAL CURRENT AS PROBE FOR MODULATION AT HEAD-DISK INTERFACE - A system and method for measuring the modulation between a magnetic head and a magnetic storage medium, such as a disk, is disclosed. A magnetic read/write head is positioned above a magnetic storage medium at a given flying height. The magnetic read/write head reads a signal from the magnetic storage medium. A tester measures an alternating electric current between the magnetic read/write head through the slider and the magnetic storage medium. A computer may then calculate the modulation by the magnetic read/write head based on the alternating electric current. A DC voltage to the head may be applied to lower the flying height of the magnetic head. | 2009-05-28 |
20090135513 | MAGNETIC RECORDING MEDIUM, MAGNETIC STORAGE AND METHOD FOR REPRODUCING INFORMATION FROM MAGNETIC RECORDING MEDIUM - A magnetic recording medium includes a first magnetic layer; and a second magnetic layer formed on the first magnetic layer. The first magnetic layer and the second magnetic layer make exchange coupling therebetween and also, have their magnetizing direction in anti-parallel to one another. A net residual area magnetization of the first magnetic layer and the second magnetic layer is expressed by the following formula: |Mr | 2009-05-28 |
20090135514 | METHOD AND APPARATUS FOR REDUCING COUPLED HARD DISK DRIVE VIBRATION - Some embodiments of the present invention provide a system that includes a first hard disk drive (HDD) and a second HDD. Within this system, the first HDD is coupled to the second HDD in a non-parallel configuration, which reduces rotational vibration transmitted between the first HDD and the second HDD. | 2009-05-28 |
20090135515 | DISK APPARATUS AND INFORMATION RECORDING DISK - One aspect of the embodiments utilizes a disk apparatus employing a ramp loading method, which includes a ramp member having an overlapping portion with which a part of a disk having an information recording surface and a lateral side overlaps, and a groove is formed on the entire lateral side of the disk. The disk apparatus includes a protrusion formed on a portion of the overlapping portion of the ramp member that is opposed to the lateral side of the disk and the protrusion protrudes into the groove. | 2009-05-28 |
20090135516 | Disk drive device and servo control method thereof - Embodiments of the present invention help to perform appropriate servo control in response to detected vibration in a disk drive device having a vibration sensor. In an embodiment of the present invention, an HDD switches a correction servo mode to perform vibration correction in head positioning and a normal servo mode not to perform the vibration correction. The HDD performs servo positioning in either one of the serve modes and determines servo positioning accuracy in the servo mode from the measured positional error signal. The HDD obtains data indicating the servo positioning accuracy in the other servo mode from a table. The HDD compares the accuracy in the two servo modes and selects the servo mode with higher accuracy. The table contains previous measurements on servo positioning accuracy in the servo modes. | 2009-05-28 |
20090135517 | Magnetic disk unit and manufacturing method thereof - Embodiments of the present invention relate to a method for manufacturing a magnetic disk unit, the method including a step of writing servo data into the magnetic disk while introducing a low-density gas having a lower density than air into the enclosure. In one embodiment, the magnetic disk unit is comprised of a magnetic disk, a magnetic head, and a voice coil motor which are accommodated in the hermetically sealed enclosure. The enclosure has a gas inlet and a gas outlet, which are provided respectively with filters attached thereto. | 2009-05-28 |
20090135518 | DISCRETE TRACK MAGNETIC MEDIA WITH DOMAIN WALL PINNING SITES - A magnetic recording medium with domain wall pinning sites including a substrate, a soft magnetic underlayer, and a magnetic recording layer overlying the soft magnetic underlayer. In one embodiment the magnetic recording layer has at least two grooves providing a track having first and second sidewalls formed by the grooves. The sidewalls provide a plurality of pinning sites formed between the sidewalls for pinning magnetic domain walls in the track. At least one of the pinning sites includes a first indentation in the first sidewall and a paired second indentation in the second sidewall. In one embodiment data can be stored within the magnetic recording layer by positioning a write head adjacent the track and inducing at least two magnetic domains defining a domain wall. The domain wall migrates to one of the pinning sites in the track. | 2009-05-28 |
20090135519 | Magnetic recording medium, method and apparatus for manufacturing magnetic recording apparatus - A magnetic recording medium includes a disk substrate, and recording cells arrayed on the disk substrate in a track direction, the recording cells includes a ferromagnetic pattern and a magnetic pattern formed on one of two sidewalls of the ferromagnetic pattern in the track direction and having a lower crystalline magnetic anisotropy constant Ku than that of the ferromagnetic pattern. | 2009-05-28 |
20090135520 | Magnetic tape head - A magnetic tape head has a base substrate, a magnetic head layer formed on the base substrate, and a closure piece formed on the magnetic head layer. The distance from a first plane comprising a point on the tape bearing surface of the base substrate to a third plane comprising a point on the tape bearing surface of the closure piece is equal to or greater than the distance from the first plane to a second plane comprising a point on the tape bearing surface of the magnetic head layer. | 2009-05-28 |
20090135521 | Protective film forming method - To provide a high-quality protection target by forming a protective film that is thin and excellent in corrosion resistance. Provided is a protective film forming method for forming a protective film at least on a surface of a protection target. The method comprises: a base film forming step for forming a base film on the surface of the protection target; and a DLC film forming step for forming a diamond-like carbon film on the base film. The base film forming step forms the base film on the surface of the protection target for a plurality of times by repeating a process of depositing the base film in a prescribed thickness and eliminating a part of or a whole part of the base film. Further, the method comprises, before the DLC film forming step, an insulating layer forming step for forming an insulating layer on the surface of the base film on which the diamond-like carbon film is to be formed. | 2009-05-28 |
20090135522 | FLYING HEAD SLIDER AND MAGNETIC DISK APPARATUS - A pair of side pads, which are arranged to face each other by having a negative pressure generating part in the direction orthogonal to an air flow direction of a slider therebetween, are made to have three or more steps, respectively. Of the respective surfaces having the plural steps, the surfaces having a highest height respectively are not subject to a milling, and the respective surfaces of having plural steps are made to gradually have a deeper cavity depth as the surface comes closer to the air inflow end. Further, it is also effective for improving the efficiency in positive pressure generation to surround the second side pad region partially by the region of the surface being not subject to the milling, and to surround the third side pad region partially by the second surface region. | 2009-05-28 |
20090135523 | MICROACTUATOR, HEAD GIMBAL ASSEMBLY, AND DISK DRIVE DEVICE - Embodiments of the present invention relate to approaches to effectively let noise on a head slider bonded to a silicon substrate of a microactuator, escape to the ground. A head gimbal assembly (HGA) according to an embodiment of the present invention comprises a microactuator bonded to a gimbal tongue. The microactuator comprises a piezoelectric element and a movable part for moving in response to expansion or contraction of the piezoelectric element. The motion of the movable part causes a head slider to slightly move. The microactuator further comprises a conductive path including an impurity-containing silicon layer formed on the silicon substrate. The conductive path transmits electric charge of the head slider to a suspension. The conductivity of the impurity-containing silicon layer is lower than the one of the silicon substrate so that the noise charge of the head slider may escape to the suspension. | 2009-05-28 |
20090135524 | Magnetic head driving circuit, magnetic recording/reproducing device and reproducing head protection method - A magnetic recording and reproducing device is a hard disk device which writes information onto a magnetic disk (not shown), or reads information therefrom, and includes: a reproducing head; a recording head; and a magnetic head driving circuit. The magnetic head driving circuit is a circuit, by which driving of the reproducing head and the recording head is controlled, and onto which the reproducing head, a recording head driving circuit, a control unit, and a variable impedance element are integrated. This magnetic head driving circuit is switched on a time division base to a read mode during reproducing operation, and to a write mode during recording operation. The control unit reduces the impedance of the variable impedance element during the write mode. | 2009-05-28 |
20090135525 | Suspension, head gimbal assembly, and disk drive unit with the same - A suspension includes a flexure, a load beam, and a deformation-resistant plate positioned between the flexure and the load beam. The deformation-resistant plate has a holding plate portion for holding a slider through the flexure and a pair of beam portions. The beam portions each have a bent portion bent in a direction approximately perpendicular to the holding plate portion such that the deformation-resistant plate is configured into a three-dimensional structure. The three-dimensional structure of the deformation-resistant plate advantageously resists structural deformation, thus further enables the suspension to possess stable pitch and roll stiffness as well as small yaw stiffness. This not only assists the suspension to have good static performance and improved shock performance, but also assists the slider to rotate easily and to have desirable displacement when the micro-actuator is excited. The present invention also discloses a HGA with the suspension and a drive unit with such HGA. | 2009-05-28 |
20090135526 | Magnetoresistive Device - The device comprises two magnetoresistive elements ( | 2009-05-28 |
20090135527 | MAGNETIC RECORDING MEDIA AND METHOD OF FABRICATING THE SAME - A magnetic recording medium and a method of manufacturing the magnetic recording medium are provided. In order to increase the recording density of the magnetic recording medium, the magnetic recording medium is configured to multiple magnetic layers by consecutively forming a first magnetic layer having a thin film shape and a second magnetic layer comprising patterned magnetic bits. The first magnetic layer has a magnetic anisotropic coefficient greater than that of the second magnetic layer. | 2009-05-28 |
20090135528 | MAGNETIC READER WITH PIGGYBACKED FENCE - A magnetic head comprises a plurality of elements selected from a group consisting of readers and writers. A servo sensor is positioned towards the elements, the servo sensor being adapted for sensing a first servo track of a magnetic medium. A fence is positioned towards the servo sensor and aligned therewith in a tape travel direction. A magnetic head in another embodiment includes a substrate and a reader positioned above the substrate, the reader having a sensor and shields sandwiching the sensor. A fence is positioned towards the reader on an opposite side thereof from the substrate, the fence being aligned with the reader in a travel direction of a magnetic medium passing thereby. | 2009-05-28 |
20090135529 | MAGNETO-RESISTIVE EFFECT DEVICE OF THE CPP TYPE, AND MAGNETIC DISK SYSTEM - The invention provides a magneto-resistive effect device of the CPP (current perpendicular to plane) structure, comprising a magneto-resistive effect unit, and a first shield layer and a second shield layer located and formed such that the magneto-resistive effect unit is sandwiched between them, with a sense current applied in a stacking direction. The magneto-resistive effect unit comprises a nonmagnetic intermediate layer, and a first ferromagnetic layer and a second ferromagnetic layer stacked and formed such that the nonmagnetic intermediate layer is interposed between them. The first shield layer, and the second shield layer is controlled by magnetization direction control means in terms of magnetization direction, and the first ferromagnetic layer, and the second ferromagnetic layer receives action such that there is an antiparallel magnetization state created, in which mutual magnetizations are in opposite directions, under the influences of magnetic actions of the first shield layer and the second shield layer. It is thus possible to achieve an antiparallel magnetization state for two ferromagnetic layers (free layers) with simple structure yet without being restricted by the material and specific structure of an intermediate film interposed between the two ferromagnetic layers (free layers). Further, it is possible to make improvements in linear recording densities by the adoption of a structure capable of making the “read gap length” (the gap between the upper and lower shield layers) short (narrow) thereby meeting recent demands for ultra-high recording densities. Furthermore, it is possible to obtain stable magneto-resistive effect changes so that much higher reliability is achievable. | 2009-05-28 |
20090135530 | Magnetic head for perpendicular magnetic recording and method of manufacturing same - A pole layer has an end face located in a medium facing surface, allows a magnetic flux corresponding to a magnetic field generated by a coil to pass therethrough, and generates a write magnetic field. A shield includes a first layer having an end face located in the medium facing surface at a position forward of the end face of the pole layer along a direction of travel of a recording medium, and a second layer disposed between at least part of the coil and the medium facing surface and magnetically connected to the first layer. The second layer has an end face closer to the medium facing surface, and this end face is located at a distance from the medium facing surface. A nonmagnetic layer made of an inorganic insulating material is provided between the end face of the second layer and the medium facing surface, and a photoresist layer is provided between the end face of the second layer and the nonmagnetic layer. | 2009-05-28 |
20090135531 | OVERCURRENT PROTECTION CIRCUIT, LOAD DRIVING DEVICE, MOTOR DRIVING DEVICE, ELECTRIC APPLIANCE, POWER SUPPLY DEVICE - In an overcurrent protection circuit | 2009-05-28 |
20090135532 | ELECTROSTATIC DISCHARGE PROTECTION CIRCUITS - An electrostatic discharge (ESD) protection circuit is provided. A transistor is coupled between a node and a ground, and has a gate coupled to the ground. A diode chain is coupled between the node and a pad, and comprises a plurality of first diodes connected in series, wherein the first diode is coupled in a forward conduction direction from the pad to the node. A second diode is coupled between the node and the pad, and the second diode is coupled in a forward conduction direction from the node to the pad. | 2009-05-28 |
20090135533 | Power-rail ESD protection circuit with ultra low gate leakage - An ESD protection circuit including a clamping module and a detecting module is provided. The clamping module is coupled between a positive power line and a negative power line. The detecting module includes a triggering unit, a resistor, and a MOS capacitor. An output terminal of the triggering unit is used for triggering the clamping module. The resistor is coupled between the positive power line and an input terminal of the triggering unit. The MOS capacitor has a first end and a second end. The first end is coupled to the input terminal of the triggering unit. During a normal power operation, a switching terminal of the triggering unit enables the second end of the MOS capacitor to be coupled with the positive power line. Thereby, the gate tunneling leakage is eliminated and the problem of mistriggering is prevented. | 2009-05-28 |
20090135534 | SEMICONDUCTOR INTEGRATED CIRCUIT - A semiconductor integrated circuit includes a first and second power supply domain circuits having a first and second power supply terminals, respectively. An internal signal propagation line propagates a signal from a circuit of the first power supply domain circuit to that of the second power supply domain circuit. A voltage detector detects a surge voltage input to the first and second power supply terminals and outputs, from a control signal node, a control signal which is determined in accordance with a capacitive coupling by a first capacitor between the first power supply terminal and the control signal node, a second capacitor between the second power supply terminal and the control signal node, and a load capacitance at an output side of the control signal node. A voltage limiting circuit limits a voltage of a signal on the internal signal propagation line in accordance with the control signal. | 2009-05-28 |
20090135535 | ELECTROSTATIC DISCHARGE DEVICE WITH METAL OPTION ENSURING A PIN CAPACITANCE - The present invention discloses an electrostatic discharge device for ensuring a pin capacitance using a metal option. The electrostatic discharge device includes an electrostatic discharging unit formed between a power source voltage line and a ground voltage line to discharge static electricity input from a pad. A MOS capacitor of the electrostatic discharge device has a gate terminal connected to the pad via a metal option. A protection unit is formed between the electrostatic discharging unit and the ground voltage line to protect an internal circuit from static electricity stored in the electrostatic discharging unit. | 2009-05-28 |
20090135536 | OVER-CURRENT PROTECTION IN LINEAR REGULATORS - An integrated circuit radio transceiver and method therefor includes a linear regulator an output transistor for producing a current into an output node of the regulator wherein an amplification block is operable to produce a bias signal to a gate terminal of the output transistor to operably bias the output transistor to produce the current into the output node of the regulator. A current steering amplification block is operably disposed to steer current in/out of the gate of the output transistor (depending on device type) based upon the current being conducted through the output node of the regulator exceeding a specified threshold. The current steering amplification block further includes a current sinking element operably disposed to sink a specified amount of current to define the specified threshold. | 2009-05-28 |
20090135537 | WIRE ELECTRODE TYPE IONIZER - An ionizer includes positive and negative wire electrodes each formed of a conductive wire with a circular cross section. The wire electrodes are arranged in parallel with each other, each having circumferential surfaces serving as a discharge surface on which a corona discharge occurs upon application of positive and negative high voltages for discharging positive and negative ions. | 2009-05-28 |
20090135538 | PIEZOELECTRIC TRANSFORMER TYPE IONIZER AND NEUTRALIZATION METHOD - With a piezoelectric transformer formed of a ferroelectric element which generates a high voltage in a secondary section upon application of an AC voltage to a primary section, ground electrodes are attached to upper and lower surfaces of the secondary section of the piezoelectric transformer via a dielectric sheet for insulation in tight contact therewith such that a dielectric barrier discharge occurs around the ground electrodes to generate positive and negative ions, and an air flow is injected from an air nozzle to flow toward a neutralized subject across the ground electrodes. | 2009-05-28 |
20090135539 | ELECTROSTATICALLY ATOMIZING DEVICE - The electrostatically atomizing device in this invention comprises an emitter electrode, a water supply means, a high voltage source, and an atomization detecting means and further comprises a controller. The water supply means is configured to supply water to the emitter electrode. The high voltage source is configured to apply a high voltage to the emitter electrode so as to electrostatically atomize the water on the emitter electrode. The atomization detecting means is configured to detect a condition where the water is electrostatically atomized from the emitter electrode. The controller is configured to apply a starting voltage upon energization of the device. The controller is configured to apply an operating voltage upon recognition of the condition. The starting voltage is configured to be higher than the operating voltage. With this configuration, it is possible to obtain the electrostatically atomizing device which is configured to generate a mist of charged minute water particles immediately upon energization of the electrostatically atomizing device. It is possible to obtain the electrostatically atomizing device which is configured to generate the mist of the charged minute water particles stably upon recognition of the condition. | 2009-05-28 |
20090135540 | Electrostatic holding apparatus and electrostatic tweezers using the same - To provide an electrostatic holding apparatus which is capable of performing handling for a long period of time even when a direct current high-voltage power supply is separated from the electrostatic holding apparatus. The electrostatic holding apparatus holds a workpiece to be held with an electrostatic force by applying prescribed voltages from the direct current high-voltage power supply to a plurality of electrode groups having the electrode groups as a holding section. The electrostatic holding apparatus is provided with an electrode potential drop modifying apparatus which modifies drops of potentials applied to the electrode groups by being separated from the direct current high-voltage power supply by switches. The electrode potential drop modifying apparatus includes, for instance, capacitors. | 2009-05-28 |
20090135541 | ACTUATOR AND ELECTRONIC CIRCUIT BASED THEREON - An actuator includes a substrate, a fixed electrode provided on a major surface of the substrate, a movable beam opposed to the major surface and held above the substrate with a gap thereto, and a dielectric film provided between the fixed electrode and the movable beam. The dielectric film is made of aluminum nitride oriented along c-axis with an orientation full width at half maximum of 4.6 degrees or less. | 2009-05-28 |
20090135542 | GLASS COMPOSITION, DIELECTRIC COMPOSITION AND MULTILAYER CERAMIC CAPACITOR EMBEDDED LOW TEMPERATURE CO-FIRED CERAMIC SUBSTRATE USING THE SAME - Provided are a glass composition, a dielectric composition and a multi-layer ceramic capacitor embedded low temperature co-fired ceramic substrate using the same. The multi-layer ceramic capacitor embedded low temperature co-fired ceramic substrate is sinterable at a low temperature while showing a high dielectric constant. The glass composition includes a composition component expressed by a composition formula of aBi | 2009-05-28 |
20090135543 | MULTILAYER CAPACITOR - A multilayer capacitor has a first inner electrode connected to a first terminal electrode, a second inner electrode connected to a second terminal electrode, and third and fourth inner electrodes connected to third and fourth terminal electrodes. The first and second inner electrodes have no overlapping area therebetween when seen in the opposing direction of the first and second main faces and are arranged at respective positions different from each other in the opposing direction of the first and second main faces and in the opposing direction of the first and second side faces. The third and fourth inner electrodes have no overlapping area therebetween when seen in the opposing direction of the first and second main faces and are arranged at respective positions different from each other in the opposing direction of the first and second main faces and in the opposing direction of the first and second side faces. The first and third inner electrodes have an overlapping area therebetween when seen in the opposing direction of the first and second main faces. The second and fourth inner electrodes have an overlapping area therebetween when seen in the opposing direction of the first and second main faces. | 2009-05-28 |
20090135544 | High Q and low stress capacitor electrode array - An embodiment of the present invention provides a method, comprising breaking an electrode into subsections with signal bus lines connecting said subsections and a solid electrode to improve Q. | 2009-05-28 |
20090135545 | CAPACITORS HAVING A HIGH ENERGY DENSITY - The invention relates to a capacitor having a porous electrically conductive substrate on whose inner and outer surfaces a first layer of a dielectric and an electrically conductive second layer are applied. | 2009-05-28 |
20090135546 | NANO COMPLEX OXIDE DOPED DIELECTRIC CERAMIC MATERIAL, PREPARATION METHOD THEREOF AND MULTILAYER CERAMIC CAPACITORS MADE FROM THE SAME - The present invention provides a nano complex oxide doped dielectric ceramic material used for a multilayer ceramic capacitor using a base metal as a material of internal electrodes. The doped dielectric ceramic material comprises barium titanate and a nano complex oxide dopant, wherein the molar ratio of the barium titanate to the nano complex oxide dopant is in the range of (90˜98):(2˜10), the average particle size of the barium titanate is 50˜300 nm and the nano complex oxide dopant has the following formula (1): w A+x B+y C+z D. The present invention also provides processes for preparing the nano complex oxide doped dielectric ceramic material and ultrafine-grained and temperature-stable multilayer ceramic capacitors using the nano complex oxide doped dielectric ceramic material as the material of dielectric layers. | 2009-05-28 |
20090135547 | ELECTRIC DOUBLE-LAYERED CAPACITOR - The invention relates to a coin-type electric double-layered capacitor, including activated carbon electrode layers, an electrolytic solution, and a separator between a metal-made top vessel and a metal-made bottom vessel, and obtained by caulking and sealing the top vessel and the bottom vessel with a gasket and a sealing agent, wherein the edges of the top and bottom vessels overlap each other by 0.1 to 0.5 mm. Preferably, the injection amount of the electrolytic solution is in a range of 0.1 to 10% of the void volume in the electrode. | 2009-05-28 |
20090135548 | Positive Electrode for Electric Double Layer Capacitors, and Electric Double Layer Capacitors - The present invention provides a positive electrode for electric double layer capacitors which can improve basic characteristics, such as energy density, of electric double layer capacitors and also can improve electric double layer capacitors in useful life and stability under high temperatures. Provided is a positive electrode for electric double layer capacitors comprising as electrode active materials a carbonaceous material having a ratio of rhombohedral crystal structure to hexagonal crystal structure in crystal structure of carbon within the range of not less than 20%. | 2009-05-28 |
20090135549 | LITHIUM ION CAPACITOR - A lithium ion capacitor includes a positive electrode including a positive electrode active material capable of reversibly doping either one or both of a lithium ion and an anion, a negative electrode including a negative electrode active material capable of reversibly doping a lithium ion, and a non-protonic organic solvent electrolytic solution of a lithium salt as an electrolytic solution. The lithium ion is doped to either one or both of the negative electrode and positive electrode so that the positive electrode potential after the positive electrode and negative electrode are short-circuited is 2.0 V or less. A surface of the negative electrode is covered with a polymer. | 2009-05-28 |
20090135550 | SOLID ELECTROLYTIC CAPACITOR - An aspect of the present invention provides a solid electrolytic capacitor that comprises: an anode mainly formed of a valve metal or an alloy thereof; an anode lead terminal a part of which is buried in a side surface of the anode; a dielectric layer formed on surfaces of the anode and mainly formed of an oxide; a conducting polymer layer formed on the dielectric layer; a cathode layer formed on the conducting polymer layer on an outer circumferential surface of the anode, the cathode layer comprising: a carbon layer; and a silver paste layer formed on the carbon layer; a thermal expansion layer provided on the side surface of the anode and on a part of the outer circumferential surface continuing from the side surface; and a rein outer package provided to cover the anode, dielectric layer, cathode layer, and thermal expansion layer, wherein a thermal expansion coefficient in a temperature range lower than a glass transition temperature of the thermal expansion layer is larger than that of each of the silver paste layer and the resin outer package. | 2009-05-28 |
20090135551 | SOLID ELECTROLYTIC CAPACITOR AND METHOD FOR MANUFACTURING THE SAME - A method for manufacturing a solid electrolytic capacitor that prevents leakage current from increasing. The method includes preparing a capacitor element including an anode body, which has an anode lead, and a cathode layer; preparing a lead terminal including an anode terminal, a cathode terminal, and a first insulative member which connects the anode terminal and cathode terminal; connecting the lead terminal and the capacitor element by bonding the anode terminal and the anode lead and bonding the cathode terminal and the cathode layer; and molding a package resin around the capacitor element. | 2009-05-28 |
20090135552 | HEAT DISSIPATING DEVICE AND HEAT SINK FASTENER - A heat dissipating device is disclosed. The heat dissipating device comprises a heat dissipating base, a frame and at least one resilient member. The heat dissipating base has a plate, and at least one hole is formed on the plate. The frame has at least one protruding column, and at least one side of the frame has a protrusion. The resilient member is put on the protruding column correspondingly. When the frame buckles an edge of the plate by the protrusion and be put on the heat dissipating base, the protruding column can pass through the hole on the plate to make the frame elastically associate with the heat dissipating base through the resilient member. Thus, the heat dissipating device makes the heat dissipating base keep closer contact with a chip, balances internal stresses, prevents hestsinks design from being restricted, and further lowers cost. | 2009-05-28 |
20090135553 | COMPUTER ENCLOSURE - An exemplary computer enclosure for detachably coupling an external device to the computer enclosure by a cable includes a receiving cavity, a interface device, and a cable guide member. The receiving cavity is configured for receiving a portion of the cable. The interface device is movably received in the receiving cavity. The interface device defines at least one port for coupling the cable thereto. The cable guide member is located adjacent to the receiving cavity, and the cable guide member supports the cable that extends from the at least one port. | 2009-05-28 |
20090135554 | KEYBOARD - A keyboard includes a first housing having a plurality of first magnetic elements, a keystroke module having a key portion disposed on the first housing, a second housing combining with the first housing and has an opening, and an actuating assembly. The keystroke module is disposed corresponding to the opening. The actuating assembly is disposed movably on the second housing and has a plurality of second magnetic elements. The keystroke module is not protruded from the opening and is at a packing position. When the actuating assembly is moved along an actuating direction, at least one first magnetic element and at least one second magnetic element attract to each other to shorten the distance, which brings the second housing to move relatively to the first housing so that the key portion of the keystroke module passes though the opening and is at a using position. | 2009-05-28 |
20090135555 | PORTABLE TERMINAL - A portable terminal includes a first casing having a first wiring board, a first operation portion, and an accommodating portion opened in its peripheral surface, and a second casing configured to be accommodated in the accommodating portion through the opening and having a second wiring board and a second operation portion. A casing movement guiding/supporting mechanism is interposed between one side portion of the first casing and that of the second casing in one direction intersecting a moving locus of the second casing between a retracted position and an extended position in relation to the accommodating portion, and supports the second casing to be movable linearly between the retracted and extended positions. The second casing is selectively locked at the retracted position by a locking mechanism. A battery for supplying electricity to the wiring boards is accommodated in an accommodating chamber in at least one of the casings. | 2009-05-28 |
20090135556 | HDD anti-shock and anti-vibration device - A Hard Disk Drive anti-shock and anti-vibration device and a Data Storage Device consisting of a HDD and the HDD anti-shock and anti-vibration device are described. The HDD anti-shock and anti-vibration device includes a packaging paper and foam. The foam is adhered on the packaging paper. When this packaging paper, with the foam adhering onto it, is folded, it can wrap the HDD in the foam. This HDD anti-shock and anti-vibration device can prevent the HDD from damage when the HDD is accidentally dropped or bumped and has excellent anti-shock and anti-vibration effects. | 2009-05-28 |
20090135557 | Portable computer apparatus with thermal enhancements and multiple modes of operation - A portable computer adapted for electrical connection to a docking station having multiple power modes of operation is described. The portable computer has one or more CPU chips which have at least two power modes of operation, a low power mode and a high power mode. When the portable computer is operated as a stand-alone computer, it operates in the low power mode. When the portable computer is operated while electrically connected to the docking station, it operates in a high power mode. The docking station has greater cooling capacity than the portable computer alone to provide enhanced cooling of the high power mode of operation. | 2009-05-28 |
20090135558 | AIRFLOW MODULE, DATA STORAGE DEVICE ENCLOSURE AND METHOD OF COOLING ELECTRONICS MODULE - An airflow module for being received in a module bay of a data storage device enclosure is disclosed. The airflow module comprises a body having: a first face having a first opening therein; a second face having a second opening therein, the first face being adjacent to the second face; and, an airflow channel between the first opening and the second opening so as to allow the passage of air between the first opening and the second opening. The first and second openings are arranged to co-operate with airflow openings in modules positioned in adjacent bays of a said data storage device enclosure to direct a cooling stream of air between said modules in use. The airflow channel is free from components that generate substantial amounts of heat in their normal operation. | 2009-05-28 |
20090135559 | Network Cabinet with Thermal Air Flow Management System - A network cabinet comprising an electronic component a duct positioned therein. The electronic component has at least one exhaust vent and the duct defines first and second openings. The first opening aligns with the exhaust vent such that the duct receives exhaust therefrom and the duct extends from the first opening toward a side of the network cabinet such that the second opening faces the side of the cabinet to direct the exhaust thereto. | 2009-05-28 |
20090135560 | HIGH EFFICIENCY FLUID MOVERS - Fluid movers produce at least predominantly laminar flow internally in an axial or a radial direction in a rotor. A fluid mover rotor comprises a matrix of passages of appropriate size to produce at least predominantly laminar flow spaced circumferentially around the rotor. The passages may provide axial, radial or mixed flow. “Appropriate” dimensions may be selected for a specified volume flow rate. In a radial embodiment, a matrix of radially extending passages could comprise walls having an axial height projecting from an annular disk. The passages may be offset with respect to the radial direction to provide an angle of attack that minimizes incidence losses. The matrix structure allows the use of thin-walled passages to minimize blockage of entering air. | 2009-05-28 |
20090135561 | Electronic device with airflow field - An electronic device with airflow field is disclosed, which comprises a housing, several heat sources, a plurality of openings, an air inlet and an air outlet module. By the use of sealed structure of electronic device, the airflow field can be formed inside the housing to direct the airflow for passing through the surface and bottom of each heat source, for the purpose of taking the heat away from the heat sources and promoting the efficiency of heat dissipating greatly. The axial direction of the fan is vertical to the supporting body for forming a sealed space with a local high pressure. It can raise the flow rate and lower the noise of the wind shear from turbulent flow. | 2009-05-28 |
20090135562 | HEAT DISSIPATION DEVICE - A heat dissipation device includes a base, a heat-dissipation portion attached to the base, at least one heat pipe connecting the base and the heat-dissipation portion and a fan directly secured to the heat-dissipation portion. The heat-dissipation portion comprises a square, tubular housing having opposite front and rear end portions opening to surroundings and a plurality of fins extending inclinedly and inwardly from an inner circumferential periphery of the housing. The housing of the heat-dissipation portion is employed as a fan duct to guide an airflow generated by the fan through the fins; the inclined orientation of the fins facilitates the airflow to flow toward the inner circumferential periphery of the housing and lower parts of the fins adjacent the inner circumferential periphery, whereby the airflow can effectively take heat away from the heat-dissipation portion. | 2009-05-28 |
20090135563 | HEAT RADIATION STRUCTURE OF ELECTRONIC COMPONENT AND DISPLAY DEVICE - A heat radiation structure of an electronic component of the present invention includes a main board mounted with electronic components, an upper side heat sink disposed opposite to a top face of the main board, a lower side heat sink disposed opposite to a second face of the main board, and a cooling fan connected to the upper side heat sink and the lower side heat sink. | 2009-05-28 |
20090135564 | DIGITAL MICROMIRROR DEVICE MODULE - A digital micromirror device (DMD) module includes a circuit board, a DMD element, a soft elastic pad, a heat dissipation pad and a heat sink. The circuit board includes a first surface, a second surface and a through hole, wherein the first surface is opposite to the second surface. The DMD element is electrically connected to the circuit board. The soft elastic pad is disposed on the first surface of the circuit board and surrounds the through hole. The heat dissipation pad passes through the through hole and contacts the DMD element. The soft elastic pad is sandwiched between the circuit board and the heat sink, the heat dissipation pad is sandwiched between the heat sink and the DMD element, and the heat sink contacts the soft elastic pad and the heat dissipation pad, so as to apply a force to the soft elastic pad and the heat dissipation pad. | 2009-05-28 |
20090135565 | Assembly Device and Assembly Method for a Cooling Element - A device can be used for applying a cooling element onto a module. The cooling element has a first side part and a second side part opposite the first side part. The first and second side parts are connected by a region. The device includes a spreader, which is adapted to spread apart the first and second side parts by mechanical pressure action on mutually opposite sides of the first and second side parts, so as to be able to guide a predetermined region of the module between the first and second side parts. | 2009-05-28 |
20090135566 | PRINTED CIRCUIT BOARD ASSEMBLY AND LIQUID CRYSTAL DISPLAY HAVING THE SAME - A printed circuit board assembly and a liquid crystal display (“LCD”) having the same, and more particularly, to a printed circuit board assembly, wherein a board mounted with a heat dissipation plate and a time controller using a spring clip or a hook spring can prevent the board from sagging. An exemplary embodiment includes a heat dissipation plate, a protection plate and a thermal interface material to dissipate heat from a time controller, thereby efficiently dissipating heat from the time controller. Another exemplary embodiment includes a spring clip or a hook spring to increase contact forces among a protection plate, a heat dissipation plate and a board, thereby further improving heat dissipation performance. Exemplary embodiments of the present invention make it possible to provide a printed circuit board assembly, wherein a spring clip supports the bottom of a region of a board in which a time controller is mounted, thereby preventing sagging of the region of the board in which the time controller and a heat dissipation plate are mounted. An LCD having the printed circuit board assembly is also described. | 2009-05-28 |
20090135567 | METAL THERMAL INTERFACE MATERIAL AND THERMAL MODULE AND PACKAGED MICROELECTRONIC COMPONENT CONTAINING THE MATERIAL - The invention provides a metal thermal interface material (TIM) with through-holes in its body and/or zigzags or wave shapes on its border, which is suitable for use at thermal interfaces of a thermal conduction path from an integrated circuit die to its associated heat sink in a packaged microelectronic component. The invention also includes a thermal module and a packaged microelectronic component including the metal thermal interface material. | 2009-05-28 |
20090135568 | PLASMA DISPLAY DEVICE - A plasma display device is disclosed. In one embodiment, the plasma display device includes a plasma display panel, a chassis base, a printed circuit board assembly, and a flexible printed circuit. The chassis base supports the plasma display panel. The printed circuit board assembly is disposed at one side of the chassis base. The flexible printed circuit electrically connects an electrode of the plasma display panel and the printed circuit board assembly. The flexible printed circuit crosses an extension plane of the printed circuit board assembly at a predetermined angle and is connected to the printed circuit board assembly. One embodiment of the invention lowers manufacturing costs and reduces EMI by shortening a length of a flexible printed circuit. | 2009-05-28 |
20090135569 | ELECTRONIC COMPONENT WITH WIRE BONDS IN LOW MODULUS FILL ENCAPSULANT - An electronic component that has a support structure with a plurality of electrical conductors, a series of wire bonds, each of the wire bonds extending from one of the electrical conductors respectively, each of the wire bonds having an end section contacting the electrical conductor and an intermediate section contiguous with the end section, a bead of dam encapsulant encapsulating the electrical conductors and the end section of each of the wire bonds, and a bead of fill encapsulant contacting the bead of dam encapsulant and encapsulating the intermediate portion of each of the wire bonds. The dam encapsulant has a higher modulus of elasticity than the fill encapsulant. | 2009-05-28 |
20090135570 | METHOD FOR IMPROVING EBG STRUCTURES AND MULTI-LAYER BOARD APPLYING THE SAME - A method for improving EBG (electromagnetic bandgap) structures is provided. First, a multi-layer board having at least one EBG unit is provided. Then, a maximum input impedance of the EBG unit under a predetermined frequency band is measured, in which a frequency corresponding to the maximum input impedance is a resonance frequency, and a capacitance is determined based on the resonance frequency. Besides, a minimum input impedance of the EBG unit is measured, and a logarithmic value corresponding to the maximum input impedance and a logarithmic value corresponding to the minimum input impedance are obtained so as to determine a resistance. Finally, an electronic device having the capacitance and the resistance is coupled to the EBG unit in parallel. | 2009-05-28 |
20090135571 | CIRCUIT MODULE AND CIRCUIT BOARD ASSEMBLY HAVING SURFACE-MOUNT CONNECTOR - The present invention relates to a surface-mount connector for electrically interconnecting a first circuit board and a second circuit board. The surface-mount connector includes a first end part and a second end part. The first end part is bonded onto the first circuit board. The second end part has a sidewall and a receptacle defined within the sidewall for receiving a solder bump therein. The solder bump is partially protruded from the sidewall and bonded onto the second circuit board such that the first circuit board and the second circuit board are electrically connected to each other. | 2009-05-28 |
20090135572 | Circuit Device and Method of Manufacturing the Same - Provided is a circuit device in which an electronic circuit to be incorporated therein operates stably. A hybrid integrated circuit device includes multiple circuit boards which are disposed on approximately the same plane. An electronic circuit including a conductive pattern and a circuit element is formed on each top surface of the circuit boards. Furthermore, these circuit boards are integrally supported by a sealing resin. Moreover, a lead connected to the electronic circuit formed on the surface of the circuit board is led out from the sealing resin to the outside. | 2009-05-28 |
20090135573 | Circuit board device, wiring board interconnection method, and circuit board module device - A circuit board device includes: plurality of wiring boards ( | 2009-05-28 |
20090135574 | WIRING BOARD, SEMICONDUCTOR DEVICE HAVING WIRING BOARD, AND METHOD OF MANUFACTURING WIRING BOARD - The present disclosure relates to a method of manufacturing a wiring board. The method includes: (a) preparing a first board having a pad; (b) providing an insulating member on the first board, wherein a size of the insulating member is larger than that of the first board, when viewed from the top; (c) forming a via in the insulating member such that the via is directly connected to the pad; and (d) repeatedly forming a wiring layer and an insulating layer on the insulating member in which the via is formed, thereby forming a second board. | 2009-05-28 |
20090135575 | SEMICONDUCTOR APPARATUS - A semiconductor apparatus includes: first electronic components; a first circuit board, including first electronic component mounting pads on which the first electronic components are mounted; and a second circuit board located above the first circuit board, wherein the first electronic component mounting pads are arranged on a first face of the first circuit board, opposite the second circuit board, and the first circuit board and the second circuit board are electrically connected by internal connection terminals located between the first circuit board and the second circuit board, and wherein a recessed portion is formed in the second circuit board, opposite the first electronic components, in order to provide space to accommodate portions of the first electronic components. | 2009-05-28 |
20090135576 | STACKING STRUCTURE OF PRINTED CIRCUIT BOARD - A stacking structure ( | 2009-05-28 |
20090135577 | PLASMA DISPLAY DEVICE - A plasma display device is disclosed. In one embodiment, the plasma display device includes a plasma display panel (PDP), a chassis base having one side for supporting the PDP, and a printed circuit board assembly (PBA) mounted on another side of the chassis base. The chassis base includes a main frame mounted on the PDP, a bracket mounted on the main frame, a sub-frame mounted on at least one of the main frame, the bracket, and the PDP, and a shield box that is mounted to at least one of the main frame, the bracket, and the sub-frame, and that includes the PBA. One embodiment reduces weight of a chassis base and manufacturing cost, and improves impact resistance of a PDP. | 2009-05-28 |
20090135578 | MAGNETIC SHIELDING FOR HIGH FIELD MAGNET - Magnetic shielding for surrounding a magnet generating a magnetic field of maximum magnetic flux density substantially in excess of 5 Gauss, so as to reduce the magnetic flux density outside the shielding to no more than 5 Gauss wherein at least part of the shielding is composed of sheets of grain-oriented steel. | 2009-05-28 |
20090135579 | TOUCH PAD HAVING ELECTROMAGNETIC INTERFERENCE SHIELDING PLATE - A touch pad including an ElectroMagnetic Interference (EMI) shielding plate and method for detecting a touch on the touch pad is provided. The touch pad includes a touch plate for generating, when a touch is generated on a surface of the touch plate, a change of a physical property, a touch sensor coupled to the touch plate for detecting a position of the generated touch by measuring the change of the physical property, and an EMI shielding plate disposed adjacent to or attached to a surface of the touch plate and formed with a plurality of openings. The density of the openings formed at a position of the EMI shielding plate increases as the position becomes farther from the touch sensor. Accordingly, the touch pad having an EMI shielding plate can more accurately detect a touch generated at any position close to or remote from the touch sensor of the touch pad, and thereby increase user convenience of a portable terminal. | 2009-05-28 |
20090135580 | DISPLAY DEVICE FOR A MOTOR VEHICLE PROVIDED WITH A SWIVELLING INDICATOR HAVING FIRST AND/OR SECOND OPTICAL WAVE GUIDE AREAS - The invention relates to a motor vehicle display device comprising a display area oriented in a viewing direction, wherein a swiveling indicator rotatable about an axis of rotation is provided in the viewing direction behind the displaying area, a printed circuit board, which is provided with a first lighting device arranged thereon, is positioned in the viewing direction behind the swiveling indicator and a first optical wave guide area enables a first light emitted by the first lighting device to be transmitted to the display area further the swiveling indicator. | 2009-05-28 |
20090135581 | Led Lamp - An LED lamp | 2009-05-28 |