48th week of 2010 patent applcation highlights part 29 |
Patent application number | Title | Published |
20100302598 | Image forming apparatus, computer readable medium, and method - There are provided an image forming apparatus, a program, and a method to easily form a three-dimensional image at a reduced cost. | 2010-12-02 |
20100302599 | IMAGE PROCESSING APPARATUS, IMAGE PROCESSING METHOD, AND PROGRAM - In order to provide an edge emphasis technique that can eliminate image deterioration of a digital image, an image processing apparatus includes a region setting unit which sets a region including a pixel of interest, a brightness value derivation unit which derives brightness values of the pixels, a first derivative derivation unit which derives first derivatives of the brightness values derived by the brightness value derivation unit, an edge direction determination unit which determines an edge direction of brightness at a position of the pixel of interest based on the results of the first derivatives, a range determination unit which determines a range, and a replacement unit which replaces the pixel value of the pixel of interest. | 2010-12-02 |
20100302600 | SYSTEM AND METHOD FOR EMBEDDING INFORMATION IN A PRINTED MEDIA - A system and method is disclosed for embedding information in a printed media. The method discloses using a print production system to apply a first set of physical structures for carrying a first data stream onto a media; and using the print production system to apply a second set of physical structures which both carries a second data stream onto the media and also performs at least one other print production function. The system discloses a printing mechanism for applying a first set of physical structures modulated by a first data stream onto a media, thereby creating a printed media; and a coating mechanism for applying a second set of physical structures modulated by a second data stream onto the printed media, thereby creating a coated printed media. | 2010-12-02 |
20100302601 | DOCUMENT CREATION METHOD AND DOCUMENT CREATION APPARATUS FOR REFLECTING A DOCUMENT STRUCTURE OF A PAPER DOCUMENT IN AN ELECTRONIC DOCUMENT - A document creation method according to this invention includes an image capturing step of capturing image data of each page, a boundary image specifying step of specifying a boundary image serving as the boundary between sets of pages from image data captured in the image capturing step, and a document creation step of creating, on the basis of the image data captured in the image capturing step, an electronic document divided into different chapters at the position of the boundary image specified in the boundary image specifying step. The electronic document created in the document creation step is divided into a plurality of chapters, and boundary pages are set between the plurality of chapters. | 2010-12-02 |
20100302602 | IMAGE READING APPARATUS WITH FUNCTION OF CORRECTING FOR VARIATION OF LIGHT DISTRIBUTION - A correction value determination unit determines a light quantity correction value for each main scanning position of each original based on a reading value obtained by an image reading unit reading a reference member. An anomaly detection unit detects, based on the light quantity correction value with respect to the preceding original and the light quantity correction value with respect to the succeeding original, an anomaly in the correction value, and specifies a main scanning position at which the anomaly occurs. A modification unit modifies a reading value at the main scanning position at which the anomaly occurs, out of reading values obtained from the reference member with respect to the succeeding original, or a correction value for the main scanning position at which the anomaly occurs, out of light quantity correction values with respect to the succeeding original. | 2010-12-02 |
20100302603 | METHODS AND SYSTEMS FOR TRANSFERRING INFORMATION BETWEEN A MOVABLE SYSTEM AND ANOTHER SYSTEM - An image forming apparatus, which may be a printer, includes an image acquisition subsystem and a processing subsystem. The image acquisition subsystem includes an imager and a source. The imager is configured to scan an image while the image acquisition subsystem moves with respect to the image forming apparatus and configured to provide electrical signals including information related to the scanned image. The source is configured to emanate electromagnetic radiation based on the electrical signals. The processing subsystem includes a receiving component configured to receive the electromagnetic radiation emanated from the source of the image acquisition subsystem. The image forming apparatus also includes a structure supporting both the image acquisition subsystem and the processing subsystem. | 2010-12-02 |
20100302604 | SYSTEM AND METHOD FOR SETTING DATA EXTRACTION FIELDS FOR SCANNER INPUT - The subject application is directed to a system and method setting data extraction fields for scanner input. Electronic document image data is generated from a tangible document that has an associated predefined layout, and a corresponding image is generated on an associated display. A zone area is generated as a sub-portion disposed with the displayed image and positioning data is received that corresponds to a user-selected location of a zone area relative to the electronic document image. User-selected tag data associated with each zone area is received and stored associatively with positioning data in accordance with a document identifier corresponding to the tangible document in a data storage. Image data of tangible documents is generated, with each tangible document having the predefined layout. Character data is extracted from image data of each document according to positioning data and stored associatively with tag data in an associated database. | 2010-12-02 |
20100302605 | Image Reading Apparatus - An image reading apparatus includes: a reading unit outputting an output value based on reflection light from a sheet or a reference member; a white reference value generating unit generating a group of white reference values based on the output value under one of the plurality of reading conditions while the light source unit is turned on; a white reference value storing unit; a white reference value converting unit converting the group of white reference values into a group of white reference values of a different reading condition based on a correlation between the reading condition and the different reading condition; a sheet reading control unit controlling the reading unit to read the sheet while turning the light source unit on with the luminosity and lighting time stored in the white reference value storing unit; and a shading correcting unit performing a shading correction for the output value. | 2010-12-02 |
20100302606 | PHASE ESTIMATION DISTORTION ANALYSIS - Disclosed is a method ( | 2010-12-02 |
20100302607 | IMAGE READING APPARATUS AND IMAGE READING METHOD - An image reading apparatus that optically reads a document includes: multiple line sensors provided approximately parallel to each other and each having light-receiving elements arranged in line form, each line sensor capturing respective line-shaped regions spanning in the main scanning direction of the document in respective color components; a movement unit that causes the positional relationship between the document and the multiple line sensors to move relative to the sub scanning direction that is orthogonal to the main scanning direction; a color skew adjustment unit that adjusts positional skew in the sub scanning direction in scan data of each of the color components captured by the multiple line sensors in synchronization with the movement caused by the movement unit, in accordance with an offset amount based on the distance between each of the multiple line sensors. | 2010-12-02 |
20100302608 | IMAGE READING APPARATUS AND IMAGE FORMING APPARATUS CAPABLE OF SUPPRESSING DETERIORATION OF IMAGE QUALITY - A light source lights up at luminance associated with supplied electric current. An electric-current supplying section supplies the light source with electric current. A control section controls the electric-current supplying section. A reading section reads at least one sheet of an original document on which light from the light source is irradiated and generates image data. A determining section determines whether a change in the electric current flowing through the light source is large, based on a predetermined criterion, during a period when the reading section reads the at least one sheet of the original document. When the reading section reads the at least one sheet of the original document, the control section increases electric current supplied to the light source if the determining section determines that the change is large relative to electric current supplied to the light source when the determining section determines that the change is small. | 2010-12-02 |
20100302609 | MEMS DEVICE HAVING REDUCED DEFORMATIONS - A MEMS apparatus is provided for scanning an optical beam. The MEMS apparatus is formed out of a pre-fabricated multi-layer device and comprises at least one tilting micro-mirror formed in a first active layer of that pre-fabricated multi-layer device and a support structure formed in a second layer of the pre-fabricated multi-layer device, and wherein the support structure is preferably formed by etching parts of the second layer to obtain a pre-determined shape of the supporting structure. | 2010-12-02 |
20100302610 | MULTIBEAM SCANNING DEVICE - A multibeam scanning device, comprising: a plurality of first optical systems, each of the plurality of optical systems including a light source unit configured to emit a non-collimated light beam, and an optical element having a predetermined power and having an optical effect on the laser beam; a second optical system arranged on a downstream side of the plurality of first optical systems, including a first deflector on which light beams emitted by the plurality of first optical systems are incident, the first deflector being to deflect the laser beams, and a common optical system configured to change degree of divergence of each of the plurality of light beams; and an optical path shifting system configured to translate an incident optical path of the light beam which is emitted by the light source and incident on the optical element, wherein all the light beams incident on the first deflector are incident on the first deflector at substantially the same position, and wherein the optical elements are arranged such that optical axes of the optical elements intersect at a position spaced from the optical element by a distance equal to a focal length of the optical element. | 2010-12-02 |
20100302611 | LASER PROJECTION SYSTEM AND SAFETY LENS FOR AUDIENCE SCANNING - A laser light projector includes a laser beam generated by a laser light source, a scanner associated with the laser light source and having one or more moving mirrors capable of scanning the laser beam along X-Y coordinates, a scan-fail monitor and a safety-lens. The safety-lens includes a plurality of powers arranged for increasing the safety of the projected light within audience areas by increasing beam divergence in the audience, while keeping beam divergence low above the heads of the audience, thus allowing mirror targeting to occur. | 2010-12-02 |
20100302612 | OSCILLATING STRUCTURE AND OSCILLATOR DEVICE USING THE SAME - An oscillating structure includes a supporting member, a first oscillating member, second oscillating member, a first resilient supporting member configured to connect the supporting member and the first oscillating member and to support the first oscillating member for oscillatory motion around the supporting member as a central axis, and a second resilient supporting member configured to connect the first oscillating member and the second oscillating member and to support the second oscillating member movably relative to the first oscillating member, wherein the direction in which the first resilient supporting member extends from the supporting member to the first oscillating member and the direction in which the second resilient supporting member extends from the first oscillating member to the second oscillating member are opposite to each other. | 2010-12-02 |
20100302613 | OPTICAL ELEMENT AND IMAGING DEVICE - An optical element includes a first liquid; a second liquid that is immiscible with the first liquid and that has polarity or electrical conductivity; a first substrate portion; a second substrate portion; a sidewall portion; a second electrode disposed on one of the second substrate portion and the sidewall portion; and an accommodating portion constituted by the first substrate portion, the second substrate portion, and the sidewall portion and sealing the first liquid and the second liquid therein. The optical element further includes a first film disposed on the first substrate portion side of the accommodating portion and having high affinity with the first liquid, a second film disposed on the second substrate portion side of the accommodating portion and having high affinity with the second liquid, and a third film disposed at the center of the second film and having high affinity with the first liquid. | 2010-12-02 |
20100302614 | MEMS AND ELECTROPHORETIC DISPLAY DEVICES INTEGRATED WITH ORGANIC LIGHT-EMITTING DEVICE - A system for displaying images is provided. The system includes a display device including a first substrate having a pixel unit array thereon. A second substrate is disposed above the first substrate. A plurality of micro-electro-mechanical system shutters is disposed between the first substrate and the second substrate and corresponds to each pixel unit of the pixel unit array. An organic light-emitting device is disposed between the second substrate and the plurality of micro-electro-mechanical system shutters to serve as a light source of the display device. A system for displaying images including a display device with an electrophoretic display layer is also disclosed. | 2010-12-02 |
20100302615 | ELECTROWETTING DISPLAY HAVING CONTROLLED FLUID MOTION - An electrowetting display device comprises a plurality of picture elements ( | 2010-12-02 |
20100302616 | ILLUMINATION DEVICES AND METHODS OF FABRICATION THEREOF - Illumination devices and methods of making same are disclosed. In one embodiment, a display device includes a light modulating array and a light guide configured to receive light into at least one edge of the light guide. The light guide can be characterized by a first refractive index. The display device can also include a light turning layer disposed such that the light guide is at least partially between the turning layer and the array. The turning layer can comprise an inorganic material characterized by a second refractive index that is substantially the same as the first refractive index. | 2010-12-02 |
20100302617 | MEMS MICROMIRROR AND MICROMIRROR ARRAY - A micro-electro-mechanical-system (MEMS) micromirror array has an array of micromirrors on a support structure. Each micromirror is pivotally attached to the support structure by a resilient structure. The resilient structure defines a pivot axis. There is an array of electrostatic actuators for pivotally driving the array of micromirrors about the pivot axis. Each electrostatic actuator comprises a first part carried by the support structure, and a second part carried by the corresponding micromirror. An electrostatic sink is mounted to the support structure that shields at least one micromirror from spurious electrostatic actuation. | 2010-12-02 |
20100302618 | Micromirror Array Assembly with In-Array Pillars - The present invention provides a microstructure device comprising multiple substrates with the components of the device formed on the substrates. In order to maintain uniformity of the gap between the substrates, a plurality of pillars is provided and distributed in the gap so as to prevent decrease of the gap size. The increase of the gap size can be prevented by bonding the pillars to the components of the microstructure. Alternatively, the increase of the gap size can be prevented by maintaining the pressure inside the gap below the pressure under which the microstructure will be in operation. Electrical contact of the substrates on which the micromirrors and electrodes are formed can be made through many ways, such as electrical contact areas, electrical contact pads and electrical contact springs. | 2010-12-02 |
20100302619 | System and Method for Displaying Images - System and method for simultaneous display of multiple images using a single light modulator array. A preferred embodiment comprises a light source that produces a light with desired spectral characteristics, a color filter optically coupled to the light source, and an array of light modulators optically coupled to the color filter. The color filter filters light from the light source to produce light of desired wavelengths and the array of light modulators simultaneously displays multiple images onto a display plane. Portions of the array of light modulators are designed so that each portion can independently display an image and the light source provides needed light to display the image. | 2010-12-02 |
20100302620 | ELECTRONIC INK DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - It is an object of the present invention to provide an electronic ink display device provided with a panel structure with excellent mechanical strength and humidity resistance. An electronic ink layer | 2010-12-02 |
20100302621 | Electrophoretic Display Apparatus - An electrophoretic display apparatus includes a bottom substrate, an electrophoretic layer, a color filter substrate and a spacing layer. The bottom substrate has a drive circuitry layer, and the electrophoretic layer is disposed on the drive circuitry layer of the bottom substrate. The color filter substrate is disposed above the electrophoretic layer, and the spacing layer is disposed between the color filter substrate and the electrophoretic layer. The electrophoretic display apparatus has better display quality. | 2010-12-02 |
20100302622 | DISPLAY PARTICLES FOR IMAGE DISPLAY DEVICE AND IMAGE DISPLAY DEVICE INSTALLED WITH THE SAME - Display particles for use in image display devices with display particles sealed in a powdery form in the space between two substrates, at least one of which is transparent, that display an image while the display particles are moved as electric field is generated between the substrates, characterized in that the display particles contain at least base particles containing at least a resin and a colorant and inorganic fine particles added to the base particle; externally and a separation amount A of the inorganic fine particles having a primary particle size of 5 to 60 nm separated from the display particles when the particles are provided with an ultrasonic energy of 60 μA for 1 minute in aqueous polyoxyethylphenylether solution is 0.1 to 2.5 wt % with respect to the base particles, and an image display device installed with the display particles for image display devices. | 2010-12-02 |
20100302623 | IMAGE DISPLAY APPARATUS - An image display apparatus including: two substrates at least one of which is transparent; and display particles that are sealed between the substrates in a powder state so that by generating an electric field between the substrates, the display particles are moved to display an image; wherein, of contact surfaces with the display particles in a gap between the substrates, both of the surfaces on the substrate sides have oxide layers of the same metal, and the display particles include positively chargeable display particles and negatively chargeable display particles, and both of the positively chargeable display particles and the negatively chargeable display particles have structures obtained by successively forming oxide layers of the same metal as that of the metal oxide layers possessed by the surfaces on the substrate sides and organic layers on the surfaces of base particles that contain at least a resin and a colorant. | 2010-12-02 |
20100302624 | Suspended particle device electronic control processes - A scalable apparatus and a network environment dynamically changes the light transparency of a single SPD device, a small number of SPD devices or thousands of such SPD devices installed in windows in automobiles, aircraft, trains, marine vehicles, residential homes, commercial buildings and skyscrapers. A scalable apparatus and a network environment dynamically changes the light transparency of a single SPD device or thousands of such SPD devices in the presentation of a multi-media special effects display. Textual messages, graphical images and simulated motion effects are driven. Such scalable apparatus being capable of driving and using several operational parameters of SPD materials such as frequency range, AC voltage and temperature so as to provide fine control of SPD characteristics such as switching speed and power consumption. | 2010-12-02 |
20100302625 | SUB-DIFFRACTION-LIMITED IMAGING SYSTEMS AND METHODS - Various embodiments of the present invention are directed to systems and methods for obtaining images of objects with higher resolution than the diffraction limit. In one aspect, a method for collecting evanescent waves scattered from an object comprises electronically configuring a reconfigurable device to operate as a grating for one or more lattice periods using a computing device. Propagating waves scattered from the object pass through the reconfigurable device and a portion of evanescent waves scattered from the object are projected into the far field of the object. The method includes detecting propagating waves and detecting the portion of evanescent waves projected into the far field for each lattice period using an imaging system. | 2010-12-02 |
20100302626 | MOPA LIGHT SOURCE - The present invention relates to a MOPA light source capable of obtaining pulse output by wavelength-conversion of pulse light of fundamental light wave using a simple configuration, and suppressing optical output using a simple method when processing is not performed. The fundamental light wave outputted from a seed light source is amplified in an optical amplification fiber. The amplified fundamental light wave is inputted to one end of a passive optical fiber, and propagates in the passive optical fiber. In the passive optical fiber, stimulated Raman scattering occurs upon propagation of the fundamental light wave. The light of fundamental light wave and light of stimulated Raman-scattered components are outputted from the other end of the passive optical fiber. The light outputted from the passive optical fiber is collimated by a lens, and is then inputted to a branching filter. The light inputted to the branching filter is wavelength-separated into light of stimulated Raman-scattered components having wavelengths longer than that of the fundamental light wave, and light having wavelengths equal to or less than that of the fundamental light wave. | 2010-12-02 |
20100302627 | ALL-FIBER CHIRPED PULSE AMPLIFICATION SYSTEMS - By compensating polarization mode-dispersion as well chromatic dispersion in photonic crystal fiber pulse compressors, high pulse energies can be obtained from all-fiber chirped pulse amplification systems. By inducing third-order dispersion in fiber amplifiers via self-phase modulation, the third-order chromatic dispersion from bulk grating pulse compressors can be compensated and the pulse quality of hybrid fiber/bulk chirped pulse amplification systems can be improved. Finally, by amplifying positively chirped pulses in negative dispersion fiber amplifiers, low noise wavelength tunable seed source via anti-Stokes frequency shifting can be obtained. | 2010-12-02 |
20100302628 | MICROSCOPE - The present invention relates to a microscope of which visibility, controllability and operability can be improved. In the microscope, an optical path and optical path of an image forming system are set so as to be perpendicular to each other when viewed from the top. In other words, in this microscope, there exists an ocular optical system that guides light, which propagates the optical path to optical path of the image forming system, to a user. The optical path is formed in a direction perpendicular to a direction of the light from a sample emitted from the ocular optical system to the user. The present invention can be applied to an inverted microscope. | 2010-12-02 |
20100302629 | Surgical microscope having an illuminating system and control unit therefor - A surgical microscope ( | 2010-12-02 |
20100302630 | INCIDENT ILLUMINATION DEVICE FOR A MICROSCOPE - An incident illumination device for a microscope for providing oblique or straight incident illumination is described. The illumination device comprises a light source that includes at least two 2-dimensional, surface light-emitting segments and is imaged into an aperture plane of the incident illumination device. At least one of the at least two light-emitting segments of the light source is designed to be activated individually. Further, a microscope comprising this incident illumination device is described, and methods of using this microscope both for oblique and straight illumination are described. In addition to conventional incident bright-field illumination, the described microscope and methods of use thereof allow also to select between angular or oblique incident illumination. | 2010-12-02 |
20100302631 | MICROSCOPE - The invention is based on a microscope, in particular a fluorescence analysis microscope, comprising an illumination carrier and illumination units arranged thereon for a reflected-light illumination of a sample region. In order to be able to illuminate a sample region uniformly in a simple manner by means of a compact device, it is proposed that at least three illumination units for the simultaneous reflected-light illumination of the sample region from different directions are arranged on the illumination carrier. | 2010-12-02 |
20100302632 | MICROSCOPIC SYSTEM - The invention relates to a microscopic system for observing an object, comprising a lens and a work table ( | 2010-12-02 |
20100302633 | APPARATUS FOR AUTOMATICALLY INTRODUCING CELESTIAL OBJECT, TERMINAL DEVICE AND CONTROL SYSTEM FOR ASTRONOMICAL TELESCOPE - A terminal device of an apparatus to automatically introduce a target celestial object includes an input operation section executing a command operation on the apparatus. An image display section indicates a star map image in accordance with a display scale factor. The input operation section includes a rotation command means that executes a rotational driving of the astronomical telescope in a telescope control mode. A scale factor input means executes an input specification of the display scale factor for the displayed star map image, which corresponds to a position on a celestial sphere toward which the astronomical telescope is headed, while a speed of rotation of the astronomical telescope controlled by the rotation command means changes in accordance with a decreasing function of the display scale factor. | 2010-12-02 |
20100302634 | STEREOSCOPIC IMAGE DISPLAY DEVICE - This document discloses a stereoscopic image display device. In the image display device, a display device displays a first image data and a second image data in a time-dividing manner. A switchable retarder panel is configured to control light emitted from the display device and is made of electrically controlled birefringence (ECB) liquid crystals. Polarization glasses polarize the light emitted from the switchable retarder panel. The polarization glasses comprise a left eyeglass comprising a polarizer having a tilt of 45° about a light absorbing axis, and a right eyeglass comprising a polarizer having a tilt of 135° about the light absorbing axis. | 2010-12-02 |
20100302635 | LOUPE SUPPORT SYSTEM - A loupe support system includes a frame ( | 2010-12-02 |
20100302636 | VIEWER AND KIT FOR AUTHENTICATING BIREFRINGENT PATTERN, AUTHENTICITY-VERIFYING MEDIUM AND METHOD OF VERIFYING AUTHENTICITY - A viewer for authenticating a birefringent pattern having at least two regions having a different birefringence from each other, wherein the viewer contains a polarizing plate and at least one optically anisotropic layer laminated on the polarizing plate, a front retardation of the at least one optically anisotropic layer is 5 nm or more and the total of the front retardation of the at least one optically anisotropic layer and a maximum value of front retardation of the birefringent pattern is greater than λ/2. | 2010-12-02 |
20100302637 | POLARIZATION INSENSITIVE OPTICAL CIRCUIT - The present invention, in one embodiment contemplates a polarization insensitive optical circuit constructed of an input/output signal separator, such as an optical circulator or a 1×2 or 2×2 coupler or N×M coupler, a polarization sensitive operator, and a polarization rotator reflector. In an alternate embodiment, the invention contemplates a polarization insensitive optical circuit comprising a polarization rotator reflector, and a polarization sensitive operator which may comprise for example a first polarization rotator, an operator/coupler, and a polarization beam combiner. Preferably at least one of the components in the optical circuit is constructed integrally from the substrate upon which the optical circuit is based. For example the polarization rotator and/or polarization sensitive operator of the present invention may be monolithic. | 2010-12-02 |
20100302638 | Repositionable lens cover - A selectively positionable lens cover is disclosed comprising a lens housing volume and comprising an arcuate lip portion for the selective engagement to and disengagement from a lens. The lens cover further comprises a first engagement structure whereby the first engagement structure may be releaseably engaged with and removed from a second engagement structure. | 2010-12-02 |
20100302639 | RETROREFLECTIVE ARTICLES AND RETROREFLECTIVE ELEMENTS COMPRISING A SPHERICAL CORE AND TWO CONCENTRIC OPTICAL INTERFERENCE LAYERS - Retroreflective elements and articles that include such elements. The retroreflective elements ( | 2010-12-02 |
20100302640 | LENS SYSTEM, OPTICAL APPARATUS AND MANUFACTURING METHOD - A lens system having, in order from an object, at least a first lens group G | 2010-12-02 |
20100302641 | Optical Diffusers, Photomasks and Their Methods of Fabrication - A large mask with random apertures may be formed by forming a smaller mask (also called a cell mask) with a random pattern of transmissive apertures which is then repeatedly replicated to create the large mask. The random pattern may be created by perturbing the aperture locations by a small amount or the apertures may be randomly placed within the cell mask provided certain criteria are met. Alternatively, a large mask with a random pattern of transmissive apertures may be formed without using a cell mask. This large mask may be used to fabricate diffusers and other devices that do not suffer from the interference, diffraction and other optical effects common in devices having structures that are non-randomly patterned. | 2010-12-02 |
20100302642 | OPTICAL ELEMENT AND OPTICAL SYSTEM INCLUDING THE SAME - Provided is an optical element having a high performance anti-reflection structure without increasing the height of the grating, including: a transparent substrate on which an anti-reflection structure having a plurality of gratings having one of a convex shape and a concave shape are arranged is formed, the plurality of gratings being arranged with an average interval of a wavelength equal to or smaller than a predetermined wavelength falling within a working wavelength range, the anti-reflection structure including a structure wherein a first layer and a second layer having different filling factors of gratings in the arrangement surface of the gratings are laminated, and the first layer and the second layer satisfying a conditional expression of 0.36≦FF | 2010-12-02 |
20100302643 | IMAGE-PRODUCING APPARATUS - An apparatus ( | 2010-12-02 |
20100302644 | SLANTED OPTICAL DEVICE - An optical device ( | 2010-12-02 |
20100302645 | EYE PIECE AND TUNABLE CHROMATIC DISPERSION COMPENSATOR USING THE SAME - An eye piece ( | 2010-12-02 |
20100302646 | LIQUID LENS DEVICE AND MANUFACTURING METHOD THEREFOR - A manufacturing method for a liquid lens device includes: preparing a body having a liquid chamber, a conductive first liquid stored in the liquid chamber, an insulating second liquid stored in the liquid chamber, an electrode kept in contact with the first liquid, and a liquid discharge passage for making the communication between the inside and the outside of the liquid chamber; applying pressure to the first and second transparent substrates to thereby compress the sealing member and discharge the first liquid through the liquid discharge passage to the outside of the liquid chamber; and closing the liquid discharge passage. | 2010-12-02 |
20100302647 | Anamorphic Lens - Provided is a low-cost and compact super-wide-angle anamorphic lens having small number of lenses and exhibiting excellent lens performance when the lens is used for an onboard camera, capturing of an unwanted portion is minimized. The super-wide-angle anamorphic lens has an angle of view of 180° or more in the horizontal direction, and includes a first lens having a negative power, a second lens having a negative power, a third lens having a positive power, a fourth lens having a positive power in that order from an object side. One of the aforementioned third lens and fourth lens is provided with at least one non-rotationally symmetric aspherical surface. | 2010-12-02 |
20100302648 | ZOOM LENS WITH HIGH OPTICAL PERFORMANCE AND IMAGE PICKUP APPARATUS HAVING THE SAME - A zoom lens comprises a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, and a rear group including at least two lens units and having a positive refractive power as a whole, in order from an object side to an image side. An interval of each of the lens units changes in a zoom operation, the rear group includes a lens unit R having a positive refractive power at the most image side, the lens unit R includes a lens having a concave surface at the image side and having an aspherical surface shape where a negative refractive power becomes stronger with increasing distance from an optical axis, and focal lengths f | 2010-12-02 |
20100302649 | ZOOM LENS WITH HIGH OPTICAL PERFORMANCE THROUGHOUT ENTIRE ZOOM RANGE AND IMAGE PICKUP APPARATUS HAVING THE SAME - A zoom lens comprises, in order from an object side to an image side, a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit, and a fourth lens unit having a positive refractive power. The fourth lens unit includes a forty-first lens unit having a negative refractive power and arranged at the object side with reference to the longest air gap and a forty-second lens unit having a positive refractive power and arranged at the image side with reference to the air gap. The forty-first lens unit includes a negative 411st lens, and the forty-second lens unit includes a positive 421st lens. Abbe numbers and partial dispersion ratios of materials of the 411st lens and the 421st lens υd | 2010-12-02 |
20100302650 | ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME - A zoom lens comprises a first lens unit having a positive refractive power, a second lens unit having a negative refractive power, a third lens unit having a positive refractive power, and a rear group including at least one lens unit, in order from an object side to an image side. Each of the lens units is configured to move so that a total lens length at a wide-angle end is longer than that at a telephoto end to perform a zoom operation. A movement amount M | 2010-12-02 |
20100302651 | ZOOM LENS - A zoom lens including, in a sequence from an object side, a first lens group having a positive refractive power, a second lens group having a negative refractive power, and a succeeding lens group having an overall positive refractive power, and having a high zoom magnification and a compact size. | 2010-12-02 |
20100302652 | Imaging Lens, Imaging Device, and Portable Terminal - An imaging lens good in mass-productivity, compact, low in manufacturing cost, good in aberration performance is provided by effectively correcting aberrations without greatly varying the variation of the thickness of a curing resin. An imaging device having such an imaging lens and a portable terminal are also provided. A third lens (L | 2010-12-02 |
20100302653 | LENS SYSTEM - A lens system includes, in order from the object side, a positive refractive power first lens, a negative refractive power second lens, a positive refractive power third lens, and a negative refractive power fourth lens. The lens system satisfies the following conditions: D/L>1.18; and L/T | 2010-12-02 |
20100302654 | FRESNEL LENS - To provide a Fresnel lens wherein changes in focal length due to temperature dependence of the refractive index can be compensated. By introducing a fractal structure into prisms in a peripheral region in which the prism angle is large and therefore the aspect ratio h/p of the prisms is large, the aspect ratio is reduced from h/p to h′/p and the slope of the envelope | 2010-12-02 |
20100302655 | Lens Drive Motor Mount - An iris rod clamp, and lens drive motor mount using the clamp, is employed for attaching equipment such as lens motors to various movie/video cameras via the different sized iris rods used by these movie/video cameras. The clamp includes jaws with clamping surfaces that have multiple, parallel concave cylindrical profiles matching the different sizes of iris rods. The lens drive motor mount uses clamps and support arms with flat sides to keep alignment perpendicular to the lens. A D-clamp slides along a support arm to adjust location of the lens drive motor and a rosette rotates relative to the D-clamp to adjust angular position of the lens drive motor. | 2010-12-02 |
20100302656 | METHOD AND STRUCTURE FOR MOUNTING AN OPTICAL LENS - A liquid lens is mounted in a lens opening provided in a photographic instrument by making use of a mounting member made of a material which transmits light of predetermined wavelength and includes an inner wall shaped and dimensioned to receive the periphery of the lens in spaced, opposed relationship. The mounting member includes a portion mounted or to be mounted to the optical instrument. A bonding material is provided between the lens periphery and the mounting member wall, and the bonding material is activated by exposure to light of the predetermined wavelength, which is injected from outside, through the mounting member. Preferably, the light is injected with a guide member having an opening with an interior wall shaped and dimensioned to conform to an exterior wall of the guide member. The light may be injected from an edge of the guide member remote from the opening, through the guide member, and into the mounting member. | 2010-12-02 |
20100302657 | LENS BARREL - A lens barrel has a first lens group, a second lens group, a third lens group, a first support frame for supporting the first lens group, a second support frame for supporting the second lens group, a first driving unit, a shutter unit, and an aperture unit. The first lens group has an overall negative refractive power, and includes a prism. The second support frame is driven along a second optical axis by the first driving unit. The shutter unit has a shutter mechanism, a shutter drive motor configured to drive the shutter mechanism, a neutral density filter, and a filter drive motor configured to drive the neutral density filter. The shutter drive motor and the filter drive motor are disposed flanking the second optical axis when viewed in a direction along the second optical axis. | 2010-12-02 |
20100302658 | SLIDING MEMBER STRUCTURE AND MANUFACTURING METHOD OF THE SAME - A sliding member structure is stably operated by preventing rattling and achieves a decrease in cost. A male helicoid is provided in a fixed barrel, and a female helicoid is provided in a focus barrel. The focus barrel is made of a light-transmissive resin. The fixed barrel is made of a sliding material to which a curable material is not fixed. The fixed barrel and the focus barrel are set by a fixture to dispose the male helicoid and the female helicoid with a predetermined clearance, and the curable material is filled into the clearance between the male helicoid and the female helicoid. The curable material is cured by irradiating UV rays. A cured material layer is formed on a surface of the male helicoid. | 2010-12-02 |
20100302659 | FOLDING OUTER MIRROR - The object of this invention is to provide a folding outer mirror, in which the cost reduction, the prevention of large sizes and heavy weights, and higher stiffness of the stopper mechanism can be obtained. The folding outer mirror includes a mirror base extending outside from a side surface of vehicle body, a mirror assembly attached rotatably to the mirror base, and a stopper mechanism for stopping the mirror assembly at a predetermined position. The stopper mechanism is provided with a base-side engaging surface formed in the mirror base, and a body-side engaging surface formed in the mirror assembly and being in plane contact with the base-side engaging surface at a predetermined position. The base-side engaging surface and the body-side engaging surface are formed such that a raising angle relative to a rotating direction of the mirror assembly becomes a sharp angle. | 2010-12-02 |
20100302660 | OPTICAL FILTER, OPTICAL FILTER DEVICE, ANALYZER, AND METHOD FOR MANUFACTURING OPTICAL FILTER - An optical filter includes: a first substrate and a second substrate that are disposed to face each other; a first mirror and a first electrode that are disposed on the second substrate side of the first substrate; and a second mirror and a second electrode that are disposed on the first substrate side of the second substrate, wherein the first mirror and the second mirror are connected via a wire. | 2010-12-02 |
20100302661 | STAY FOR THE INSIDE MIRROR OF THE VEHICLE - The present invention discloses a stay device for a vehicle comprising a mount having a ball formed protrudely on a front surface thereof and a wire passage formed therein and extended into the ball; a body coupled to the mount through the ball of the mount, the body having a wire passage formed therein; a plate spring provided for pressurizing the body; a body cover for wrapping the body and the plate spring; and a pivot ball assembly having a ball protrudely formed on a rear surface thereof, the pivot ball assembly being coupled to the body. | 2010-12-02 |
20100302662 | TESTING METHOD OF WAFER WITH THIN-FILM MAGNETIC HEADS AND MANUFACTURING METHOD OF THIN-FILM MAGNETIC HEAD - A testing method of a wafer provided with a plurality of thin-film magnetic heads is provided. Each of the plurality of thin-film magnetic heads includes a main pole layer, a first test pad formed on the wafer and electrically connected with an extended top end section of the main pole layer and a second test pad formed on the wafer and electrically connected with a back end section of the main pole layer. The testing method includes a step of measuring an electrical resistance between the first test pad and the second test pad, a step of judging whether the measured electrical resistance is within a set range, and a step of discriminating that the thin-film magnetic head is a non-defective product when the measured electrical resistance is within the set range. | 2010-12-02 |
20100302663 | METHOD OF MEASURING NON-COHERENT RUNOUT FOR A DISK DRIVE - In a disk drive, a modified adaptive runout compensation algorithm is employed to measure non-coherent repeatable runout (RRO) of a track. The adaptive runout compensation algorithm is used to control the transducer head to follow the average RRO of adjacent tracks during the process of computing correction factors for non-coherent RRO for a given track. The adaptive runout compensation algorithm does not completely adapt to both the coherent and non-coherent RRO of a particular track because the transducer head is positioned over any one particular track for only a limited number of revolutions. | 2010-12-02 |
20100302664 | DISK DRIVE DATA STORAGE SYSTEMS AND METHODS USING BACKUP POWER SOURCE CHARGED BY SPINDLE MOTOR - A data storage system includes data storage including at least one data storage disk driven by a spindle motor and a control circuit coupled to the data storage and configured to be coupled to a main power source and a backup power source. The control circuit is configured to detect failure of the main power source, to responsively write data to the data storage while powered by the backup power source, and to subsequently recharge the backup power source using the spindle motor. The control circuit may be configured to further write data to the data storage using the recharged backup power source. The data storage system may further include a head configured to read and/or write data to or from the at least one data storage disk, and the control circuit may be configured to park the head using the recharged backup power source. | 2010-12-02 |
20100302665 | METHOD FOR MEASURING OPTIMUM SEEKING TIME AND INSPECTION APPARATUS USING THE SAME - The present invention provides a method for measuring an optimum seeking time and an inspection apparatus using this method capable of measuring and setting an optimum seeking time for inspection of a magnetic disk or magnetic head. The method samples average level differences of sector-wise read signals in positive and negative domains for one round of track and detects a minimum value H and a minimum value L among these differences. The method recalculates the seeking time while changing the settling time. After writing and reading test data, calculates a deviation DEV of average levels DEV=(H−L)/(H+L). The method is adapted to obtain a minimum one of the values of settling time having measured when the deviation DEV of average levels is equal to or less than a predetermined value as an optimum settling time or an optimum seeking time. | 2010-12-02 |
20100302666 | DETECTING A PERIODIC SEQUENCE OF SERVO SIGNALS - A system and method are disclosed for detecting a periodic sequence. A value detector module detects a plurality of values of a periodic sequence. In one embodiment, a transformation module transforms the plurality of values into transformed values. A confinement module confines the values to a limited set of confined values. A correlation module correlates the confined values with a plurality of instances of the periodic sequence. In addition, a selection module selects an instance of the periodic sequence with the highest correlation to the confined values as an observed periodic sequence. | 2010-12-02 |
20100302667 | DETECTION OF DEFECTIVE TAPE DRIVE BY AGGREGATING READ ERROR STATISTICS - A plurality of tape drives writes a plurality of indicators corresponding to a plurality of data units on a tape, wherein an indicator indicates which tape drive of the plurality of tape drives has written a corresponding data unit on the tape. Each of the plurality of tape drives generates an extent of read errors, in response to reading the plurality of data units written on the tape. The extent of read errors generated by each of the plurality of tape drives are aggregated at a computational device coupled to the plurality of tape drives. A determination is made at the computational device of a defective tape drive of the plurality of tape drives from the aggregated extent of read errors. | 2010-12-02 |
20100302668 | Parallel Information Processing on a Hard Disk Drive - A method of how to perform parallel binary information processing on a hard disk drive with magnetic media is invented. Two or more recording heads synchronously and independently write the binary information in the form of “positive” or “negative” “pulses”. All previous information is erased. Then, the sensors synchronously read the profiles of previously written information. As the result of adding, we obtain the superimposed signals that contain information on logic operations. Such operations can be made in parallel for several independent channels of information and with different groups of binary numbers. | 2010-12-02 |
20100302669 | TRANSDUCER DESIGN WITH A SENSOR CLOSE TO WRITE POLE - A magnetic device includes a read sensor, a writer and a synchronization sensor. The magnetic device is configured for writing information to and reading information from a magnetic medium that includes a plurality of discrete magnetic bits. The writer includes a write element, a first return element magnetically coupled to the write element, and a second return element magnetically coupled to the write element. The write element is positioned in between the first and second return elements. The synchronization sensor is located adjacent to the write element of the writer in a closely spaced arrangement, and is configured to generate a signal as a function of a sensed magnetic bit. The signal is used to position the writer element relative to the sensed magnetic bit. | 2010-12-02 |
20100302670 | DISK DRIVE - To provide a disk drive capable of inhibiting the occurrence of acoustic noise caused by a voltage pulse when the head is retracted using a speed control method using voltage obtained by rectifying a back electromotive force after the power source has been cut off from the rotation of a spindle motor. Retraction control circuit is used to control the on and off modes of transistors in accordance with the speed of VCM. The voltage across VCM becomes a voltage that can be regulated with VCM voltage control circuit. At this time, voltage is supplied to the terminals based on the voltage of ISO5V that is the rectified voltage of the back electromotive force of the spindle motor and the pulsating voltage is synchronized and produced at both terminals. As a result, the potential difference across VCM is such that the pulsating voltage is negated and acoustic noise is inhibited. | 2010-12-02 |
20100302671 | MAGNETIC RECORDING DEVICE, HEAD EVALUATION DEVICE, AND WRITE-POLE-ERASING EVALUATION METHOD - According to one embodiment, a magnetic recording device includes a write controller to control such that writing first information having a same polarity throughout the first information in a predetermined region including a plurality of tracks in a recording medium, writing second information in a target track located within or close to the predetermined region, and writing third information having, at an end of the writing, a polarity opposite to the polarity of the first information in a region of the target track in which the second information is not written, are performed; a read controller to control such that the second information is read after each of writing of the second information and writing of the third information; and a determiner to determine occurrence of pole erasing based on each second information read under the control by the read controller. | 2010-12-02 |
20100302672 | THERMALLY-ASSISTED MAGNETIC RECORDING HEAD AND THERMALLY-ASSISTED MAGNETIC RECORDING METHOD - A magnetic recording head capable of a satisfying thermally-assisted magnetic recording without depending on the use of a near-field light generator is provided. The head comprises a waveguide and a main magnetic pole having a main pole tip. Further, at least a portion of the main pole tip is embedded in a groove provided in the upper surface of the waveguide. Further, a second clad layer is provided on the first clad layer and on a rear side from the main pole tip. This configuration of the first and second clad layers suppresses the absorption of the light propagating through the waveguide by the main magnetic pole. Further, the configuration in which at least a portion of the main pole tip is embedded in the groove can cause the distance between the light spot center of the waveguide and the main magnetic pole to be sufficiently small. | 2010-12-02 |
20100302673 | DISK DRIVE DEVICE IMPROVED IN STIFFNESS OF FLUID DYNAMIC BEARING - A disk drive device includes a bearing unit and a drive unit. The bearing unit includes: a shaft; a sleeve configured to allow relative rotation, with the shaft as the axis; a flange projected in the radial direction of the shaft and configured to rotate integrally with the shaft; a flange housing space portion provided continuously from the sleeve and configured to rotatably house the flange; a counter plate structured with both a first surface, which faces the end surface in the axial direction of the flange and seals the flange housing space portion, and a second surface that is opposite to the first surface. The projected dimension of the flange is designed to be larger than the wall thickness of the flange surrounding wall portion in the radial direction of the flange, the flange surrounding wall portion defining the flange housing space portion. | 2010-12-02 |
20100302674 | APPARATUS AND METHOD FOR STABILIZING SLIDER FLYING HEIGHT OVER A DISCRETE TRACK MEDIA DISK SURFACE IN A HARD DISK DRIVE - This application discloses a hard disk drive and a disk employing Discrete Tracks each including a land with a groove at a first depth with sectors of each track separated by servo pattern wedges with a variable second land and a variable second groove possessing widths and a second depth for the grooves differing from the first widths and depth of the groove of the sectors. The second depth optimizes the stability of the flying height of a slider over both sectors and servo pattern wedges, removing the possibility of added vibrational modes adversely affecting the slider's normal operations of reading, writing and flying above the disk surface. This also discloses the disks and their manufacture of disk surfaces with these sector zones and servo pattern wedges. | 2010-12-02 |
20100302675 | STORAGE MEDIUM AND METHOD AND PROGRAM FOR DETECTING TRACK POSITION OF STORAGE MEDIUM - According to one embodiment, a storage medium that stores position information indicating positions of a plurality of tracks in a radial direction in the tracks, wherein the position information includes: a first pattern in which a feed angle indicating a phase difference between the tracks is an angle obtained by adding a predetermined angle to +90°; a second pattern in which the feed angle is an angle obtained by adding the predetermined angle to −90°; and a third pattern in which the feed angle is the same as that of the first pattern. | 2010-12-02 |
20100302676 | CIRCUITS THAT USE A POSTAMBLE SIGNAL TO DETERMINE PHASE AND FREQUENCY ERRORS IN THE ACQUISITION OF A PREAMBLE SIGNAL - In a servo control loop, phase detection between a clock signal and servo burst fields on a movable storage media is carried out with compensation for phase error and frequency error in the timing of servo burst fields. | 2010-12-02 |
20100302677 | APPARATUS AND METHOD TO ADJUST THE POSITIONS OF A WRITE ELEMENT AND READ ELEMENT DISPOSED ON A READ/WRITE HEAD - A method to adjust the positions of a write element and read element disposed on a read/write head comprising a first assembly independently moveable along a first axis and comprising a first servo element, a second servo element, and the write element disposed between the first servo element and the second servo element and a second assembly independently moveable along the first axis and comprising a third servo element, a fourth servo element, and the read element disposed between the third servo element and the fourth servo element. The method moves a sequential information storage medium adjacent to the read/write head along a second axis, wherein the second axis is substantially orthogonal to the first axis, and determines a dynamic skew for the sequential information storage medium with respect to the read/write head using the first servo element and the second servo element. The method then positions the first assembly with respect to the second assembly to correct for that dynamic skew angle. | 2010-12-02 |
20100302678 | Temperature Control Within Disk Drive Testing Systems - A disk drive test slot thermal control system includes a test slot. The test slot includes a housing and an air mover (e.g., a blower or a fan). The housing includes an outer surface, and an internal cavity. The internal cavity includes a test compartment for receiving a disk drive for testing. The housing also includes an inlet aperture extending from the outer surface of the housing to the internal cavity. The air mover can be disposed outside of the internal cavity to provide an air flow towards the test compartment through the inlet aperture. | 2010-12-02 |
20100302679 | Patterned media and method of manufacturing the same, and magnetic recording apparatus - A patterned media has a substrate, and a magnetic recording layer on the substrate including protruded magnetic patterns and a nonmagnetic material filled in between the protruded magnetic patterns. In the patterned media, a depth D | 2010-12-02 |
20100302680 | Perpendicular magnetic write head and magnetic write device - A perpendicular magnetic write head includes: a magnetic pole having an end face on an air bearing surface; and side shield layers each having an end face on the air bearing surface, and arranged on both sides, in a write track width direction, of the magnetic pole with a side gap in between. The end face of the magnetic pole has a geometry in which a width at a trailing edge is larger than a width at a leading edge. Relationship D | 2010-12-02 |
20100302681 | Perpendicular magnetic recording head and method of manufacturing the same - A method of manufacturing a perpendicular magnetic write head capable of precisely narrowing a side gap is provided. A tip portion having a cross sectional geometry of an inverted trapezoid is formed in an opening portion of a non-magnetic layer and thereafter, the non-magnetic layer is etched with the tip portion as a mask. Thereby, a portion adjacent to the tip portion in a writing track width direction remains and an outermost edge portion of the tip portion in that direction is located on a plane which coincides with an etching face (side face) of the non-magnetic layer. When a gap layer is formed with a vapor phase growth such as a sputtering method to cover the side face of the non-magnetic layer and thereafter a side shield layer is formed adjacently to the tip portion therethrough, a thickness of the gap layer becomes extremely thin and is reproduced precisely. Therefore, the side gap is narrowed with high precision. | 2010-12-02 |
20100302682 | Magnetic Recording Media Having Recording Regions and Separation Regions That Have Different Lattice Constants and Manufacturing Methods Thereof - According to one embodiment, a magnetic recording medium includes a magnetic recording layer formed above a substrate, the magnetic recording layer being comprised of an alloy having a crystal structure, recording tracks formed on the magnetic recording layer in nearly concentric circular shapes, wherein the recording tracks are comprised of a first alloy composition having a crystal structure, and track separation regions formed between the recording tracks on the magnetic recording layer, wherein the track separation regions are comprised of a second alloy composition having a crystal structure, the second alloy composition comprising the first alloy composition and a non-magnetic element, wherein a lattice constant of the second alloy composition is greater than a lattice constant of the first alloy composition. In other embodiments, methods of manufacturing magnetic recording media and systems using magnetic recording media are described. | 2010-12-02 |
20100302683 | Magnetic head slider having ultra thin base layer with group 6aelement and protective layer - A magnetic head slider according to the present invention comprises: a slider body including either a write head element or a read head element or both the write head element and the read head element; a seed layer provided on an air bearing surface of the slider body, the seed layer covering either the write head element or the read head element or both the write head element and the read head element, the seed layer having a film thickness that is less than 1 nm; and a protective film formed of diamond-like carbon, the protective film covering the seed layer. The seed layer is mainly formed of silicon and contains a 6A group element in a proportion of 2 atomic fractions or more and 30 atomic fractions or less. | 2010-12-02 |
20100302684 | ASYMMETRICAL AIR BEARING SURFACE FOR A HEAD SLIDER IN HARD DISK DRIVES - A method and apparatus for a head slider air bearing surface (ABS) in hard disk drives that mitigate fly height deviations. The invention mitigates these problems by providing an ABS of the head slider with elongated asymmetrical features that extend substantially parallel to the direction of the airflow caused by the rotating magnetic disk, in one or both of the inner diameter (ID) and outer diameter (OD) positions of the head slider with respect to the magnetic disk. The head slider may be produced with a two step etch process, as opposed to a three step etch process. By reducing the number of etching steps, the head slider of the invention can be produced at lower costs and in less time as fewer masks and chamber pump-down steps are required. | 2010-12-02 |
20100302685 | Magnetic head slider having ultra thin base layer with group 6A element and protective layer - A magnetic head slider according to the present invention comprises: a slider body including either a write head element or a read head element or both the write head element and the read head element; a seed layer provided on an air bearing surface of the slider body, the seed layer covering either the write head element or the read head element or both the write head element and the read head element, the seed layer having a film thickness that is less than 1 nm; and a protective film formed of diamond-like carbon, the protective film covering the seed layer. The seed layer is mainly formed of silicon and contains a 6A group element in a proportion of 2 atomic fractions or more and 30 atomic fractions or less. | 2010-12-02 |
20100302686 | DISK DRIVE HAVING REDUCED MAGNETIC FLUX LEAKAGE - In a voice coil motor (VCM) of a disk drive, a coined feature formed on a ferromagnetic plate reduces magnetic flux leakage from a disk drive without increasing the weight of the drive or adding complexity to the manufacturing process. The coined feature is shaped and positioned to alter the path of magnetic flux lines produced by the VCM in a way that significantly reduces the flux leakage from the VCM. The coined feature may be formed without adding material to the ferromagnetic plate by the same stamping process used to fabricate the plate. | 2010-12-02 |
20100302687 | PIEZOELECTRIC ELEMENT WITH ELECTRODE AND HEAD SUSPENSION - A piezoelectric element with electrode is capable of preventing an assembling error. The piezoelectric element includes a piezoelectric body configured to deform according to polarity in response to a voltage applied thereto, electrodes formed on surfaces of the piezoelectric body, respectively, a non-electrode part formed on at least one of the surfaces of the piezoelectric body, the non-electrode part continuing to the one electrode that is on the at least one surface of the piezoelectric body, and a boundary between the non-electrode part and the one electrode. The boundary has a pattern to indicate the polarity of the piezoelectric element. | 2010-12-02 |
20100302688 | Magnetoresistive Effect Head and Magnetic Recording/Playback Device - According to one embodiment, a magnetoresistive effect head includes a lower magnetic shield provided on a substrate, a magnetoresistive effect film laminated from a pinned layer with a pinned direction of magnetization, an intermediate layer, a free layer having a varying direction of magnetization controlled by an applied external magnetic field, a magnetic domain control layer formed with an intervening insulation layer on both sides in a track width direction of the magnetoresistive effect film, an upper magnetic shield, and electrodes for directing sense current flow in a direction perpendicular to a film surface of the magnetoresistive effect film, wherein a magnetic field applied by the magnetic domain control layer to a region away from an ABS of the free layer is at least 1.4 times larger than a magnetic field applied by the magnetic domain control layer to a region near the ABS of the free layer. | 2010-12-02 |
20100302689 | Bio-sensor with hard-direction field - A magnetic sensor for identifying small magnetic particles bound to a substrate includes a regular, planar orthogonal array of MTJ cells formed within or beneath that substrate. Each MTJ cell has a high aspect ratio and positions of stable magnetic equilibrium along an easy magnetic axis and positions of unstable magnetic equilibrium along a hard magnetic axis. By initializing the magnetizations of each MTJ cell in its unstable hard-axis position, the presence of even a small magnetic particle can exert a sufficient perturbative strayfield to tip the magnetization to its stable position. The magnetization change in an MTJ cell can be measured after each of two successive opposite polarity magnetizations of a bound particle and the presence of the particle thereby detected. | 2010-12-02 |
20100302690 | Spin-Torque Magnetoresistive Structures - Magnetoresistive structures, devices, memories, and methods for forming the same are presented. For example, a magnetoresistive structure includes a first ferromagnetic layer, a first nonmagnetic spacer layer proximate to the first ferromagnetic layer, a second ferromagnetic layer proximate to the first nonmagnetic spacer layer, and a first antiferromagnetic layer proximate to the second ferromagnetic layer. For example, the first ferromagnetic layer may comprise a first pinned ferromagnetic layer, the second ferromagnetic layer may comprise a free ferromagnetic layer, and the first antiferromagnetic layer may comprise a free antiferromagnetic layer. | 2010-12-02 |
20100302691 | METHOD AND SYSTEM TO ENHANCE RELIABILITY OF SWITCH ARRAY - A method to reduce an inductive voltage surge across a switch array is disclosed. The method comprises the steps of, (a) directing at least a portion of an electric current away from at least a portion of said switch array; and (b) independently opening different portions of the switch array. A system to reduce an inductive voltage surge across an electrical device comprising a current bypass circuit is also disclosed. | 2010-12-02 |
20100302692 | SHORT-CIRCUIT PROTECTION FOR SWITCHED OUTPUT STAGES - Short-circuit protection in switched output stages is described to protect switching output stages from excessive output current in short-circuit conditions which may cause device damage. Design techniques to attain this goal include measuring currents in switching transistors by placing a scaled transistor in parallel thereto, combined with circuitry for making drain voltages substantially equal. The various techniques for short-circuit protection comprise (a) using a transistor and an operational amplifier in combination, (b) using a single transistor in place of the operational amplifier, (c) using a circuit to generate over-current detection signals, (d) providing over-current detection signals to a driver in order to reduce the output current, (e) using an inverter to feedback regulate output current, (f) using a switch to bypass the current regulator during normal operation, and (g) automatically opening this switch in an over-current situation. | 2010-12-02 |
20100302693 | SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE - The present invention provides a technique capable of realizing an ESD protection performance having a high ESD withstand voltage in a small layout area. An ESD protection circuit includes a clamping circuit, Zener diodes, a transistor comprised of a DMOS, a transistor comprised of an IGBT, and resistors. The ESD protection circuit effectively protects the protected circuit such that the transistor comprised of the DMOS is caused to absorb the current noise at the time of operating the protected circuit to prevent malfunction due to latchup and the IGBT (the transistor comprised of IGBT) whose current absorption capacity is increased by the thyristor effect is operated in parallel for a large current at the time of ESD. | 2010-12-02 |
20100302694 | Electrostatic discharge protection circuit - It is desired to achieve a high ESD protection performance by a small area circuit. An electrostatic discharge protection circuit includes: protection circuits, wherein each protection circuit includes a MOS transistor; and a trigger circuit configured to supply a trigger signal to a gate electrode of the MOS transistor of each protection circuit in response to a surge voltage between a low potential node and a high potential node. Each protection circuit is configured to electrically connect the low potential node and the high potential node to one another when the trigger signal is supplied to the gate electrode. The gate electrode of each protection circuit is connected to a resistive element having larger resistance value than Rmax, supposing that Rmax is a largest parasitic resistance between each of the plurality of protection circuit and an output of the trigger circuit. | 2010-12-02 |
20100302695 | METHOD FOR SETTING FREE DETECTION OF OUT OF STEP CONDITION IN ELECTRICAL POWER SYSTEM - A method of determining out of step condition and an instance of separation within electrical power system. The method does not require user settings and ensures reliable discrimination between recoverable power swing and pole slips that indicates non-recoverable power swing and the need for system separation. The method also allows tripping at a user selected system angle if desired. A calculated angle is used to determine the magnitude of the swing current to control the tripping at the desired angle θ when the system could be safely split after detection of out of step condition based on the criteria of this invention. | 2010-12-02 |
20100302696 | RELAY FAILURE DETECTING DEVICE - A relay failure detecting device able to detect reliably a fault in a relay circuit that provides alternating current power to a load through a relay that is a double-pole switch. Individual common terminals of first and second relays are connected individually to a pair of outputs terminals of an alternating current power supply, individual normally-open terminals of the first and second relays are connected to a pair of power supply input terminals, and a dummy load that is driven by the alternating current power supply through a diode between the individual normally-closed terminals of the first and second relays is provided. A fault in the first and second relays is evaluated from the state of operation of the dummy load when the first and second relays are not driven. | 2010-12-02 |
20100302697 | CURRENT DIFFERENTIAL RELAY - An output unit outputs a trip current based on current amount data obtained by sampling a current amount at a first end of a power line at a predetermined timing and current amount data received from a device at a second end of the power line. A clock generating unit generates a clock to be used as a reference for the predetermined timing. A receiving unit receives a GPS signal and extracts a time synchronization signal from the GPS signal. A correction-signal generating unit generates a correction signal for synchronizing the clock with the time synchronization signal. A correcting unit corrects the clock with the correction signal. | 2010-12-02 |