39th week of 2013 patent applcation highlights part 32 |
Patent application number | Title | Published |
20130250368 | ACCURATELY EXTRACTING INFORMATION BASED ON ORTHOGONAL IMAGES - During an information-extraction technique, a user of an electronic device may be instructed by an application executed by the electronic device (such as a software application) to acquire images, with different orientations (which are known to the user), of a target location on a document using an imaging sensor, which is integrated into the electronic device. After the user has taken a first image and before the user takes a second image in a different orientation of the electronic device (and, thus, the imaging sensor), the electronic device captures multiple images of the document. Then, the electronic device stores the images with associated timestamps. Moreover, after the user has taken the second image, the electronic device analyzes one or more of the first image, the second image and at least a subset of the images to extract information proximate to the target location on the document. | 2013-09-26 |
20130250369 | APPARATUS, SYSTEM, AND METHOD OF INSPECTING IMAGE, AND RECORDING MEDIUM STORING IMAGE INSPECTION CONTROL PROGRAM - An apparatus, system, method, and a non-transitory recording medium storing an image inspection control program, each of which is capable of inspecting a printed image based on comparison between a read image read from the printed image and an inspection image. As a portion of the read image is obtained, the size of the obtained portion of the read image is corrected to match the size of the inspection image, using a magnification ratio previously obtained. After matching the sizes of the read image and the inspection image, the read image is compared with the inspection image to inspect the read image. | 2013-09-26 |
20130250370 | APPARATUS, SYSTEM, AND METHOD OF INSPECTING IMAGE, AND RECORDING MEDIUM STORING IMAGE INSPECTION CONTROL PROGRAM - An apparatus, system, method, and non-transitory recording medium storing an image inspection control program, each of which is capable of inspecting a printed image are provided. While generating an inspection image to be used for inspecting a read image obtained by reading the printed image, attribute data indicating, for each pixel in the inspection image, whether the pixel belongs to drawing data in the inspection image is generated. The attribute data is used to process inspection of the read image based on comparison between the read image and the inspection image. | 2013-09-26 |
20130250371 | TWO-DIMENSIONAL CALIBRATION OF IMAGE SENSOR ALIGNMENT IN OPTICAL SCANNERS - Disclosed is a method of processing image signals from a first and a second image sensor, both of a document scanner unit, where the first image sensor provides a first image, and the second image sensor provides a second image. The first and the second image are two-dimensional images wherein said first and second image are recorded at respective areas of a scanned medium, where a portion of the respective areas is recorded also by the other of the respective image sensors. Thereby image data from overlapping and non-overlapping areas are present in the first and the second image. The method comprises: correlating the first image with the second image, creating a correlation image and processing the correlation image to determine a displacement between the first and the second image. Consequently, a versatile calibration method is provided that can determine a displacement between the first and the second image in two dimensions. | 2013-09-26 |
20130250372 | MOVING OBJECT DETECTING DEVICE, POWER SUPPLY CONTROL DEVICE, AND IMAGE PROCESSING APPARATUS - A moving object detecting device includes a detecting device body that includes a detection unit formed in a chassis covering the inside of an apparatus and disposed to correspond to a monitoring window of which at least an aperture area or an aperture size is restricted and which monitors a moving object approaching the apparatus and a circuit board unit controlling a signal output from the detection unit and is disposed so that some optical axes among optical axes having detection surfaces of plural infrared detecting elements included in the detection unit, as focal points passes through the monitoring window and the other optical axes are blocked by the chassis, and an optical member that is formed in an inner wall of the chassis and that deflects the other optical axes of the infrared detection elements to pass through the monitoring window. | 2013-09-26 |
20130250373 | IMAGE READING APPARATUS AND OPTICAL UNIT - An image reading apparatus includes a body; a circuit board fixed to the body; a light emitter disposed on a first surface of the circuit board, the light emitter emitting light with which a document is irradiated; a light guide disposed opposite the circuit board with the light emitter therebetween, the light emitted from the light emitter passing through the light guide; an urging unit; a supporting unit fixed to the body; and a pressing unit. The pressing unit includes a first portion and a second portion. The first portion is pressed in a direction from the light emitter toward the light guide as a result of receiving a force from the urging unit. The second portion presses the light guide against the light emitter as a result of receiving a reaction force from the supporting unit when the first portion is pressed. | 2013-09-26 |
20130250374 | IMAGE READING APPARATUS AND CLEANING SHEET - An image reading apparatus including a feed mechanism configured to feed a sheet member; a scanner including a reading portion and being configured to read an image on a surface of the sheet member in synchronism with the feeding of the sheet member by the feed mechanism; a cleaning sheet comprising a single sheet including a cleaning portion configured to clean the reading portion, and a reference portion configured to be used in evaluating contamination of the reading portion; an evaluator configured to evaluate the contamination of the reading portion based on read data pertaining to an image of the reference portion of the cleaning sheet read by the scanner; and a controller configured to control the feed mechanism to execute a cleaning operation in which the cleaning sheet is fed so that the cleaning portion cleans the reading portion based on the evaluation of the evaluator. | 2013-09-26 |
20130250375 | IMAGE INFORMATION REGISTRATION SYSTEM, NON-TRANSITORY COMPUTER READABLE MEDIUM STORING AN IMAGE INFORMATION REGISTRATION PROGRAM, AND IMAGE INFORMATION REGISTRATION METHOD - Provided is an image information registration system including an image information acquisition unit that acquires image information appearing on a surface of a medium, a rotation angle information acquisition unit that acquires rotation angle information corresponding to a rotation angle of the medium with respect to a reading direction based on the image information, a retrieval information acquisition unit that acquires retrieval information including at least one item of attribute information and association system information that represents an association system which are correlated with the rotation angle information based on the rotation angle information, a target information acquisition unit that acquires one or plural items of target information stored in the association system identified by the association system information according to the retrieval information, and an image information registration unit that registers the image information according to the acquired one or plural items of target information. | 2013-09-26 |
20130250376 | IMAGE DISPLAY CONTROL APPARATUS AND IMAGE DISPLAY CONTROL METHOD - An apparatus includes a determining unit configured to determine whether a malfunction of relative movement between a document and an image reading unit reading an image of the document occurs when the document is read by the image reading unit while at least one of the document and the image reading unit is moved, a specifying unit configured to specify a position in image data of the image read by the image reading unit corresponding to a position where the malfunction occurs if the determining unit determines that the malfunction of relative movement occurs, and a control unit configured to cause an image display unit to display an image based on the image data to enable a user to discriminate the position specified by the specifying unit. | 2013-09-26 |
20130250377 | IMAGE READING DEVICE, APPARATUS INCLUDING IMAGE READING DEVICE, IMAGE READING CONTROLLING METHOD, AND RECORDING MEDIUM STORING IMAGE READING CONTROL PROGRAM - An image reading device includes an imaging device including a plurality of imaging elements, and a calibration plate having a surface on which a plurality of color patches is formed, and a processor that instructs the imaging device to read the plurality of color patches while changing a relative position between the plurality of color patches and the plurality of imaging elements, to output reading results of the plurality of color patches. | 2013-09-26 |
20130250378 | IMAGE READING DEVICE, APPARATUS INCLUDING IMAGE READING DEVICE, IMAGE READING CONTROLLING METHOD, AND RECORDING MEDIUM STORING IMAGE READING CONTROL PROGRAM - An image reading device includes an imaging device including a plurality of imaging elements, a color measuring unit that detects color of an object at a color measurement area, a calibration plate having a surface on which a plurality of color patches is formed, and a processor that causes the color measuring unit to read the plurality of color patches while changing a relative position between the plurality of color patches and the plurality of imaging elements to output color measurement results of the plurality of color patches, and generates a set of reference values for the plurality of color patches based on the color measurement results of the plurality of colors. The set of reference values are compared with the reading results of the plurality of color patches to generate a set of correction values for correcting the reading results of the plurality of color patches. | 2013-09-26 |
20130250379 | SYSTEM AND METHOD FOR SCANNING PRINTED MATERIAL - System and method of continuously scanning turned pages of printed material, the method including capturing a first image of a first page of the printed material in a front of an imaging device, detecting a page turn, the detecting including setting a motion threshold value of the captured first image, the motion threshold value, scanning and obtaining motion values for successive image frames of the printed material, and comparing the motion value of each successive image frame with the motion value of a preceding image frame. The method further includes capturing a second image of a next page, determining whether the first image and the second image is of the same page, the determining including performing first and second threshold tests, wherein the second threshold test is performed faster and is less accurate than the first threshold test. | 2013-09-26 |
20130250380 | VIRTUAL IMAGE DISPLAY APPARATUS - A virtual image display apparatus includes an organic EL device that outputs light having one kind of wavelength band, a light guide member, and a reflection-type volume hologram that is disposed on a first face of the light guide member and diffracts and reflects light of a predetermined wavelength band of the light that has entered. The organic EL device includes an optical resonance structure that causes the above-mentioned light of one-kind wavelength band to resonate. | 2013-09-26 |
20130250381 | LIGHTING OPTICAL SYSTEM - A lighting optical system is electrically (instead of mechanically) controlled in terms of light distribution, while miniaturization of the optical system can be achieved with suppressed production costs. The lighting optical system can include a light source which emits light beams, a holographic liquid crystal element which converts the light beams from the light source to regeneration light beams forming a prescribed light distribution pattern or alternatively which allows the light beams to pass therethrough as they are, in accordance with a voltage applied thereto, a phosphor plate which can be excited by the regeneration light beams from the holographic liquid crystal element and emit visible light beams, and a lens which projects the visible light beams from the phosphor plate. | 2013-09-26 |
20130250382 | HOLOGRAMS AND FABRICATION PROCESSES - We fabricate a stereoscopic hologram of an object by capturing a sequence of 2D images of the object, moving camera along a linear axis past the object and keeping the optical axis of the camera perpendicular at each of the positions. The camera lens and image recording surface are translated along the axis such that a fiducial part of the image does not move. The sequence is replayed and a first volume hologram is recorded by recording holograms of the captured images on a diffusing screen in different spatial locations on a surface of the first volume hologram. This is then replayed to form a stereoscopic image of the object and a second, volume reflection hologram of the replayed image is recorded to provide the stereoscopic hologram. A central image of the sequence is aligned to the fiducial part of the holographic image to make the resulting hologram “user-friendly”. | 2013-09-26 |
20130250383 | Apparatus for multi-wavelength holographic imaging - A multiwavelength holographic imaging apparatus uses a frequency converter for converting input tunable coherent light having a wavelength tunable around a wavelength λ | 2013-09-26 |
20130250384 | LIGHT SCANNING MIRROR DEVICE, CONTROL METHOD FOR THE SAME, AND AN IMAGE DRAWING DEVICE EMPLOYING THE SAME - A light scanning mirror device is provided, which can be improved low power consumption, low voltage, small size, and a large scanning angle. The light scanning mirror device comprises a reflective mirror; and a torsion beam connecting the reflective mirror with a frame structure so as to enable the reflective mirror to rotate around an axis; a pair of cantilevers arranged perpendicular to the axis of rotation of the reflective mirror, and in axial symmetry centering on the axis of rotation; and a fixed electrode arranged oppositely to the cantilever in parallel at rest. The fixed electrode comprises an adsorptive fixed electrode on the free end side of the cantilever, and a rotation controlling fixed electrode on the fixed end side of the cantilever. The cantilever, the adsorptive fixed electrode, and the rotation controlling fixed electrode are configured to be separated electrically with each other. | 2013-09-26 |
20130250385 | Laser with Integrated Multi Line or Scanning Beam Capability - A method and system for providing illumination is disclosed. The method may include providing a laser having a predetermined wavelength; performing at least one of: beam splitting or beam scanning prior to a frequency conversion; converting a frequency of each output beam of the at least one of: beam splitting or beam scanning; and providing the frequency converted output beam for illumination. | 2013-09-26 |
20130250386 | OPTICAL SCANNER AND IMAGE FORMING APPARATUS - An optical scanner is configured such that an anamorphic condensing lens in an incident optical system has a diffractive lens structure at least in one lens surface thereof, and a length of an optical path increased by the diffractive lens structure φ [rad] is defined by an equation below by a function of height h from an optical axis: φ(h)=M(P | 2013-09-26 |
20130250387 | Diffraction-based sensing of mirror position - Scanning apparatus includes a transmitter, which is configured to emit a beam comprising pulses of light, and a scanning mirror, which is configured to scan the beam over a scene. A receiver is configured to receive the light reflected from the scene and to generate an output indicative of the pulses returned from the scene. A grating is formed on an optical surface in the apparatus and is configured to diffract a portion of the beam at a predetermined angle, so as to cause the diffracted portion to be returned from the scanning mirror to the receiver. A controller is coupled to process the output of the receiver so as to detect the diffracted portion and to monitor a scan of the mirror responsively thereto. | 2013-09-26 |
20130250388 | SCANNING IMAGE PROJECTOR AND METHOD OF DRIVING SCANNING IMAGE PROJECTOR - A scanning image projector includes a laser light source, an MEMS scanner having a reflecting mirror which vibrates around first and second axes that are orthogonal to each other, and an MEMS control unit having a high speed drive circuit which causes resonant vibration of the reflecting mirror at high speed around the first axis, a low speed drive circuit which causes non-resonant vibration of the reflecting mirror at low speed around the second axis, and an offset drive circuit which offsets a position on the second axis in a non-resonant vibration region where the low-speed vibration is caused by a predetermined amount, wherein the MEMS control unit displays an image in a predetermined display region by drive signals from the high and the low speed drive circuits, and moves a position of the display region in the non-resonant vibration region by an offset signal from the offset drive circuit. | 2013-09-26 |
20130250389 | DEVICE FOR GENERATING OPTICAL VORTEX - A device for generating optical vortex of desired topological charge is disclosed. The device comprises a circular mirror having hole at its centre and a radial slit. The mirror comprises a piezoelectric actuator. The actuator comprises a hollow tube having inner diameter equal to the diameter of the hole of the mirror, a through cut extending along the length of the tube from an inner till an outer diameter, and an inner and outer electrode being formed on inner and outer wall of the tube respectively, wherein the length of the electrode increases continuously in the azimuth direction across said outer wall. The Actuator is coaxially joined to the mirror such that the slit formed between the inner and outer diameter of the tube overlaps with the radial slit. Shape of the mirror undergoes azimuthal expansion upon applying excitation voltage across electrodes forming single turn helix to generate optical vortex. | 2013-09-26 |
20130250390 | OPTICAL DEFLECTOR INCLUDING FOUR COUPLING BARS BETWEEN SUPPORT BODY AND FRAME - In an optical deflector including a mirror, a movable ring-shaped frame surrounding the mirror, a pair of torsion bars connected between the mirror and the movable ring-shaped frame and oppositely arranged along a rocking direction of the mirror, a support body surrounding the movable ring-shaped frame, and piezoelectric actuators for rocking the mirror through the torsion bars along the rocking direction, first, second, third and fourth coupling bars are connected between the support body and the movable ring-shaped frame. The first and third coupling bars are oppositely arranged along a first direction obtained by inclining the rocking direction by a first predetermined angle between +30° and +45°, and the second and fourth coupling bars are oppositely arranged along a second direction obtained by inclining the rocking direction by a second predetermined angle between −30° and −60°. | 2013-09-26 |
20130250391 | LASER MICROSCOPE - A laser microscope includes an objective lens that radiates a laser beam onto a specimen; a stimulation optical system having an LCOS-SLM located at a position optically conjugate with the pupil position of the objective lens and which modulates the phase of the laser beam; and an observation optical system having a galvanometer mirror that scans the laser beam across the specimen, as observation illuminating light, and a PMT that detects the observation light coming from the specimen and collected by the objective lens. A control unit forms a three-dimensional image of the specimen and sets, in that image, stimulation sites in the specimen to be irradiated with a laser beam serving as a stimulation beam by the stimulation optical system at a plurality of different positions in the optical axis direction. The LCOS-SLM modulates the laser beam such that the stimulation sites are irradiated with the laser beam. | 2013-09-26 |
20130250392 | VARIABLE TRANSMITTANCE OPTICAL FILTER AND USES THEREOF - Variable transmittance optical filters capable of transitioning from a light state to a dark state on exposure to UV radiation and from a dark state to a light state with application of an electric voltage are provided. The optical filters comprise a switching material that comprises one or more chromophores that have electrochromic and photochromic properties. | 2013-09-26 |
20130250393 | Low Power Retroreflective Communications System and Method - A system may include a spherical retroreflector that reflects incident light back in substantially the same direction as a light source; and a surface of the spherical retroreflector including a light modulator that modulates incident light from the light source in response to a stimulus and reflects a modulated light, wherein the light modulator is a variably reflecting backing of the spherical retroreflector. | 2013-09-26 |
20130250394 | ELECTROCHROMIC DISPLAY DEVICE AND A METHOD FOR MANUFACTURING AN ELECTROCHROMIC DISPLAY DEVICE - Disclosed is an electrochromic display device including a display substrate, a display electrode provided on the display substrate, a first electrochromic layer provided on the display electrode, an intermediate display electrode provided above the first electrochromic layer separately from the first electrochromic layer, a second electrochromic layer provided on and contacting the intermediate display electrode, an opposed substrate, an opposed electrode provided on the opposed substrate, and an electrolyte solution provided between a surface of the display substrate on which the display electrode is formed and a surface of the opposed substrate on which the opposed electrode is formed, wherein the intermediate display electrode contains a rod-shaped, whisker-shaped, or long-fiber-shaped electrically conductive fine particle, and at least a portion of a space in the electrically conductive fine particle is filled with a material forming the second electrochromic layer. | 2013-09-26 |
20130250395 | COLOR TUNABLE SUBSTRATE - A color tunable substrate is disclosed. The color tunable substrate includes multiple layers. A color of the color tunable substrate can be tuned by altering or adjusting characteristics of the layers included in the color tunable substrate. | 2013-09-26 |
20130250396 | ELECTROWETTING DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - An electrowetting display device includes a base substrate, a hydrophobic layer disposed on the base substrate and including at least about 49 atomic percent (at %) of fluorine atoms in a surface thereof, a wall disposed on the base substrate which partitions a pixel area, and an electrowetting layer that includes a first fluid and a second fluid, which are disposed in the pixel area and are immiscible with each other. The second fluid has an electrical conductivity or a polarity. The electrowetting display device further includes an electronic device is configured to apply an electric field to the electrowetting layer to control the electrowetting layer. | 2013-09-26 |
20130250397 | ELECTROPHORETIC DISPLAY AND STRUCTURE THEREOF - An electrophoretic display (EPD) including a plurality of first electrodes, a plurality of second electrodes, and a plurality of pixel units is provided. The first electrodes are arranged in parallel and configured to receive a plurality of first electrode driving signals. The second electrodes are arranged in parallel and disposed perpendicular to the first electrodes, and the second electrodes are configured to receive a plurality of second electrode scanning signals. The pixel units are respectively arranged between the first electrodes and the second electrodes as an array. Each pixel unit includes a first capacitor and a second capacitor. The first terminal of the first capacitor is coupled to the corresponding first electrode. The first terminal of the second capacitor is coupled to the second terminal of the first capacitor, and the second terminal of the second capacitor is coupled to the corresponding second electrode. | 2013-09-26 |
20130250398 | FINE PARTICLES FOR IMAGE DISPLAY, METHOD FOR PRODUCING THE SAME, ELECTROPHORETIC DISPERSION LIQUID, AND IMAGE DISPLAY DEVICE - Fine particles for image display having excellent properties and displaying images in black on the basis of electrophoresis are provided. | 2013-09-26 |
20130250399 | ELECTROPHORETIC DISPLAY DEVICE - An electrophoretic display device includes a first substrate, a second substrate facing the first substrate, and a barrier electrode disposed between the first and second substrates to define a pixel. An electrophoretic material is placed in the pixel. The pixel includes a first pixel electrode and a second pixel electrode disposed on and insulated from the first pixel electrode. The electrophoretic material moves according to an electric field generated between the barrier electrode and the first pixel electrode and between the barrier electrode and the second pixel electrode, so that a plurality of gray scales is displayed through the pixel. | 2013-09-26 |
20130250400 | ELECTROPHORETIC DISPERSION - The present invention is directed to an electrophoretic dispersion, in particular, an electrophoretic dispersion comprising uncharged or lightly charged additive particles for improving bistability of an electrophoretic display. The average diameter of the additive particles is about 1% to about 25% of the average hydrodynamic diameter of the charged pigment particles. | 2013-09-26 |
20130250401 | Laser Projection System with Improved Bit Depth - An apparatus and method for despeckling that includes a green laser diode assembly, a pulsed laser with a repetition rate of less than 100 kHz, and stimulated Raman scattering light formed in an optical fiber. The laser diode light and stimulated Raman scattering light are combined to form a projected digital image. The green laser diode assembly or the pulsed laser is switched to improve the bit depth of the projected digital image. | 2013-09-26 |
20130250402 | LASER BEAM AMPLIFIER AND LASER APPARATUS USING THE SAME - A laser beam amplifier with high optical axis stability is provided. The laser beam amplifier includes: a container for accommodating a laser medium; a pair of electrodes for performing discharge in the laser medium to form an amplification region for a laser beam in the laser medium; and an optical system for forming an optical path between a first point, upon which the laser beam is incident, and a second point, from which the laser beam is outputted, such that the amplification region is located in the optical path between the first point and the second point, wherein the first point and the second point are conjugate to each other, and the laser beam incident upon the first point is amplified while passing through the amplification region at least twice and then transferred to the second point. | 2013-09-26 |
20130250403 | HIGH INFRARED TRANSMISSION WINDOW WITH SELF CLEANING HYDROPHILIC SURFACE - An optical transmission window includes a dielectric substrate that is transparent at an infrared wavelength. A titanium dioxide coating is disposed on an external surface of the dielectric substrate. The titanium dioxide coating has an optical thickness of m plus one-half of the infrared wavelength, where m is a whole number greater than or equal to zero. | 2013-09-26 |
20130250404 | OPTICAL LENS AND METHOD OF MAKING THE SAME - An optical lens includes a lens member and two shade layers on opposite sides of the lens member. The lens member respectively has a lens portion on each side thereof. Each shade layer has an aperture above the corresponding lens portion of the lens member to serve the function of aperture. A method uses optical lithography technique to make such optical lens in a fast way, and the shade layers will have a strong bonding strength with the lens member. | 2013-09-26 |
20130250405 | MULTILAYER STACK COMBINATIONS WITH INTERLEAVED OVERLAPPING HARMONICS FOR WIDE VISIBLE-INFRARED COVERAGE - A broadband mirror, polarizer, or other reflector includes separate stacks of microlayers. Microlayers in each stack are arranged into optical repeat units, and the stacks are arranged in series. At a design angle of incidence such as normal incidence, the second stack provides a second 1 | 2013-09-26 |
20130250406 | NEAR-INFRARED REFLECTIVE FILM AND NEAR-INFRARED REFLECTOR PROVIDED WITH THE SAME - [Problem] Provided is a near-infrared reflective film having an excellent near-infrared reflectivity, and a high transmittance in the visible light region, and not having visible light reflectivity irregularity, and a near-infrared reflector provided with the film. | 2013-09-26 |
20130250407 | DEVICE FOR INCREASING THE DEPTH DISCRIMINATION OF OPTICAL IMAGING SYSTEMS - The invention relates to a device for increasing the depth discrimination of optical imaging systems. Such a device comprises means for structuring illumination light in an illumination beam of the optical imaging system by means of a grating-like pattern in a conjugated object plane of the optical imaging system. The device further comprises means for varying the position of the grating-like patterns along an optical axis of the illuminating beam, and means for varying the position of an image of the grating-like pattern on a specimen in an object plane. | 2013-09-26 |
20130250408 | AUTO-STEREOSCOPIC DISPLAY APPARATUS - An auto-stereoscopic display apparatus includes a display panel and a lens film. The display panel includes sub-pixel structures along an X-direction and a Y-direction to form a pixel array. A horizontal width of each sub-pixel structure is L | 2013-09-26 |
20130250409 | IMAGE DISPLAY DEVICE - An image display device includes a first substrate; a second substrate; an optical element put between the first substrate and the second substrate; a plurality of unit pixels arranged in matrix, each including a first-viewpoint pixel and a second-viewpoint pixel formed of the optical element; and a plurality of light-shielding areas each arranged between the first-viewpoint pixel and the second-viewpoint pixel; and an optical path distribution unit arranged on the second substrate. The first substrate and the second substrate are formed such that each of the light-shielding areas includes edge sections facing each other in the first direction, wherein one of the edge sections is defined by one of the first aperture areas and the other of the edge sections is defined by one of the second aperture areas, under a condition that the first substrate and the second substrate are joined together with no displacement therebetween. | 2013-09-26 |
20130250410 | TWO-PARALLEL-CHANNEL REFLECTOR WITH FOCAL LENGTH AND DISPARITY CONTROL - A two-parallel-channel reflector (TPCR) with focal length and disparity control is provided. The TPCR is connected to an imaging device, so that an image of a scene is captured to generate a stereoscopic image. The TPCR has two parallel channels that allow the imaging device to generate a left side view image and a right side view image of the shot scene synchronously. Each parallel channel includes an outward reflecting unit and an inward reflecting unit, which are designed to ensure that light rays in the parallel channels are reflected in a collimated and parallel manner. During imaging, a position and an angle of the outward reflecting unit can be adjusted to fulfill the function of controlling the disparity and the focal length. | 2013-09-26 |
20130250411 | POLARIZER EDGE RIB MODIFICATION - A polarizer having a first surface bordered by an edge, including a standard region and a rib modification region. The standard region can include ribs having a standard characteristic. The standard region can be configured to polarize incident light. The rib modification region can be disposed along at least a segment of the edge of the substrate between the edge and at least a portion of the standard region. The rib modification region can comprise modified ribs modified from the standard characteristic to have a different characteristic. | 2013-09-26 |
20130250412 | POLARIZATION ELEMENT AND METHOD OF MANUFACTURING POLARIZATION ELEMENT - A polarization element includes a plurality of metallic thin lines that extend in one direction on one surface of a substrate, a protecting layer that is provided on the plurality of metallic thin lines, and a cavity portion that is surrounded by two metallic thin lines which are adjacent to each other, the substrate, and the protecting layer. Each end portion of the plurality of metallic thin layers has a forward tapered shape in a cross-section parallel to the one direction, and the protecting layer extends from the upper portion of the plurality of metallic thin lines to the one surface of the substrate through each end portion. | 2013-09-26 |
20130250413 | ANTI-GLARE FILM, METHOD FOR PRODUCING ANTI-GLARE FILM, POLARIZER AND IMAGE DISPLAY DEVICE - The present invention provides an antiglare film having an excellent antiglare property and being capable of suitably preventing the occurrence of scintillation and a decrease in contrast. | 2013-09-26 |
20130250414 | ANTIGLARE FILM, POLARIZER, AND IMAGE DISPLAY DEVICE - Provided is an antiglare film in which occurrence of screen scintillation and white muddiness can be sufficiently prevented at a high level while maintaining hard coating properties and antiglare properties, and excellent display images with a high contrast can be provided. The antiglare film includes a light-transmitting substrate; and an antiglare layer having a surface roughness on at least one surface of the light-transmitting substrate, wherein the antiglare layer contains an aggregate composed of two or more types of fine particles, and the aggregate forms a projection of the surface of the antiglare layer to form a surface roughness on the antiglare layer. | 2013-09-26 |
20130250415 | WIDE-ANGLE WIDE BAND POLARIZING BEAM SPLITTER - A beamsplitter that includes a first prism including an input face, an output face and an oblique face and a second prism including an output face and an oblique face, the oblique face of the second prism being coupled to the oblique face of the first prism. A polarizing coating is sandwiched between the oblique face of the first prism and the oblique face of the second prism, and a linear polarizer coupled to at least one of the output face of the first prism and the output face of the second prism. | 2013-09-26 |
20130250416 | OPTICAL DEPOLARIZER - A polarized light beam having a coherence length L can be depolarized by splitting the beam into orthogonally polarized sub-beams and delaying one of the sub-beams relative to the other by a length larger than L. This spatial delay is created by splitting the beam in a walk-off crystal and disposing in the optical path of one of the sub-beams a slab of an optically dense material, while allowing the other sub-beam to propagate outside and near the slab. The sub-beams remain parallel to each other, allowing another walk-off crystal to be used to recombine the sub-beams. A dual-core fiber ferrule and a microlens array can be used to combine fiber-coupled output beams of two laser diodes in a single compact walk-off crystal. | 2013-09-26 |
20130250417 | VIBRATING APPARATUS, DRIVING APPARATUS HAVING THE VIBRATING APPARATUS, AND OPTICAL DEVICE - A vibration apparatus includes a vibrating body that includes a piezoelectric material having a lead content of less than 1000 ppm, and has an electromechanical energy converting element having an electrode; and a control unit that applies at least two driving voltages to the electromechanical energy converting element, and generates a combined vibration by providing a time phase difference to the vibrating body and generating multiple stable waves having mutually different orders; wherein the control unit changes at least one of the voltage amplitude ratio and time phase difference of at least two driving voltages, so as to change the amplitude distribution of the combined vibration. | 2013-09-26 |
20130250418 | METHODS FOR FABRICATING RETROREFLECTOR TOOLING AND RETROREFLECTIVE MICROSTRUCTURES AND DEVICES THEREOF - Methods for producing retroreflector tooling and retroreflective sheeting using laser writing techniques, and corresponding products thereof, are presented. In one embodiment, a seamless retroreflective sheet having a plurality of retroreflectors formed in a continuous retroreflective microstructured pattern is provided. In the methods described herein, a substrate having a photosensitive coating on a surface thereof is provided. A surface-relief microstructured pattern is produced in the photosensitive coating by selectively exposing the photosensitive coating to a beam of electromagnetic radiation. The exposed portions of the photosensitive coating are developed to form a retroreflective microstructured pattern on the surface of the substrate. The retroreflective microstructured pattern is then transferred into retroreflector tooling comprising the retroreflective microstructured pattern on a surface thereof. A retroreflective sheet containing the retroreflective microstructured pattern on a surface thereof is then formed from the retroreflector tooling. | 2013-09-26 |
20130250419 | REFLECTIVE SECURITY ELEMENT FOR SECURITY PAPERS, VALUE DOCUMENTS OR THE LIKE - A security element for manufacturing value documents, such as bank notes, checks or the like, has an upper side on which there is formed a microcavity structure that has a multiplicity of adjacent microcavities configured as retroreflectors, wherein on the microcavities there is formed a structure causing a color effect. The microcavities are respectively configured such that they have a first region in which radiation incident on the upper side is singly reflected, and a second region in which radiation incident on the upper side is multiply reflected. The structure causing the color effect has a dispersion dependent on the angle of incidence, so that radiation singly reflected at the first region shows a different color effect, when viewed from the upper side, than radiation multiply reflected at the second region. | 2013-09-26 |
20130250420 | DYNAMIC OPTICAL CROSSBAR ARRAY - A dynamic optical crossbar array includes a first set of parallel transparent electrode lines, a bottom set of parallel electrode lines that cross said transparent electrode lines, and an optically variable material disposed between said first set of transparent electrode lines and said bottom set of electrode lines. | 2013-09-26 |
20130250421 | TRANSMISSION DIFFRACTION ELEMENT - A transmitting diffraction element may include a transparent substrate, and a plurality of convex parts periodically formed on one surface of the transparent substrate, and be configured to diffract incident light to the transparent substrate. Each of the convex parts may include first, second, third, and fourth layers that are stacked on the transparent substrate. The first and third layers may be made of a material having a high refractive index, and the second and fourth layers may be made of a material having a low refractive index that is lower than the high refractive index. | 2013-09-26 |
20130250422 | Window Blind Solar Energy Management System - Disclosed is a window blind solar energy management system for capturing solar energy to manage illumination and temperature within a defined space. Blinds comprising curved louvers are hung from the internal frame of a window, each louver having a concave, highly reflecting specular mirrored surface that focuses incoming solar beam radiation onto a thin area on the back of the adjacent louver. The angle of the louvers is adjusted by an integral automatic controller so that the thin strip of light can be focused on one or two of three regions on the back of the adjacent louver which are designed to either reflect, absorb, or reject the incoming light. | 2013-09-26 |
20130250423 | Lap Shade and Method of Shielding Glare - A lap shade to seal the cavity formed between the pair of beads of a tire including a cover member configured to be inserted approximate the beads of the tire, the cover member further comprising a pair of coupling members configured to each receive one of the beads of the tire and, thus such apparatus, functions to eliminates the need (time and effort) for cleaning and significantly reduces tire and tire bead deterioration caused by damaging agents, reduce the time spent cleaning road debris from within the tire cavity and on the tire bead, and protect the bead of the tire and sidewall from damage. | 2013-09-26 |
20130250424 | ZOOM LENS, IMAGING DEVICE AND METHOD FOR MANUFACTURING THE ZOOM LENS - The present invention has, in order from an object: a first lens group (G | 2013-09-26 |
20130250425 | GLASS-LIKE POLYMERIC ANTIREFLECTIVE FILMS, METHODS OF MAKING AND LIGHT ABSORBING DEVICES USING SAME - A transparent anti-reflective structured film ( | 2013-09-26 |
20130250426 | MICROLENS SHEET AND MANUFACTURING METHOD THEREOF - A microlens sheet that can be used as a floating image material is provided having a microlens array layer that can be produced by a more simple replication process, without requiring adjustment of the thickness. The microlens sheet has high scratch resistance and dust resistance. The microlens sheet has a microlens array layer including a first surface, and a second surface formed by replication, having a plurality of arranged convex lenses and one or more partition walls with a fixed height (Hw) that protrudes past the top of the convex lenses, a radiation sensitive layer which is disposed substantially at a focal position of the convex lenses on a side of the microlens array layer opposite the first surface, and which is substantially parallel to the second surface. | 2013-09-26 |
20130250427 | AUTOSTEREOSCOPIC THREE-DIMENSIONAL IMAGE DISPLAY DEVICE - An autostereoscopic three-dimensional image display device including a first light guide plate having a first surface and a second surface, the second surface being provided with a first prism changing a path of light input from a first light source on a side of the first light guide plate toward the first surface; a second light guide plate having a third surface and a fourth surface, the fourth surface being provided with a second prism changing a path of light from a second light source on a side of the second light guide plate toward the third surface; a barrier film between the first and second light guide plates and interrupting part of light from the first light guide plate; and a lenticular film above the third surface of the second light guide plate and refracting a path of light input from the second light guide plate. | 2013-09-26 |
20130250428 | MAGNIFYING IMAGING OPTICAL UNIT AND METROLOGY SYSTEM COMPRISING SUCH AN IMAGING OPTICAL UNIT - A magnifying imaging optical unit ( | 2013-09-26 |
20130250429 | DISPLAY DEVICE COMPRISING MULTIFUNCTION GLASS, PRODUCTION METHOD AND OPTICAL ELEMENT HAVING A FRESNEL STRUCTURE - A display device including a holding device that can be placed on the head of a user, an image generating module fixed to the holding device and generating an image, and a multifunction glass that is fixed to the holding device and has a coupling in area and a coupling out area. The image produced is coupled into the multifunction glass via the coupling in area, guided in the multifunction glass to the coupling in area, and coupled out via the coupling out area, in such a way that the user can perceive the coupled out image superimposed on the surroundings when the holding device is placed on the head of the user. The coupling out area has a Fresnel structure which receives light from the coupling-in-area via a folded beam path and couples the image out of the multifunction optical element. The coupling out element has an imaging property. | 2013-09-26 |
20130250430 | INCREASING FIELD OF VIEW OF REFLECTIVE WAVEGUIDE - A near-eye display system includes an image former and a waveguide. The image former is configured to form a display image and to release the display image through a first exit pupil. The waveguide presents a back surface that faces the wearer's eye, and a front surface opposite the back surface. The waveguide is substantially transparent to external imagery received normal to the front surface, and is configured to receive the display image from the image former and to release the display image through a second exit pupil, which is larger than the first exit pupil. | 2013-09-26 |
20130250431 | TWO-DIMENSIONAL EXIT-PUPIL EXPANSION - A near-eye display system includes an image former and first and second series of mutually parallel beamsplitters. The image former is configured to form a display image and to release the display image through an exit pupil. The first series of mutually parallel beamsplitters is arranged to receive the display image from the image former. The second series of mutually parallel beamsplitters is arranged to receive the display image from the first series of beamsplitters, and to release the display image through an exit pupil longer and wider than that of the image former. The second series of beamsplitters has a different alignment and a different orientation than the first series of beamsplitters. | 2013-09-26 |
20130250432 | METHOD FOR MANUFACTURING A STRUCTURE, OPTICAL COMPONENT, OPTICAL LAYER STACK - In a method for manufacturing a structure of curable material, a first structure from a first curable material is molded and cured on a substrate, and a second structure of a second curable material is molded and cured on a first surface of the first structure facing away from the substrate, so that at the first surface of the first structure a boundary surface forms between the first and second structures so that the first structure is not covered by the second structure in a passage area. A solvent is introduced into the passage area to dissolve the first curable material of the first structure so that a cavity forms between the second structure and the first surface of the substrate. After curing, the first curable material is soluble and the second curable material is insoluble for the solvent. An optical component and an optical layer stack are made of curable material. | 2013-09-26 |
20130250433 | RESIN MOLDED LENS - In a resin molded lens | 2013-09-26 |
20130250434 | PROJECTION OBJECTIVE LENS SYSTEM - A projection objective lens system includes from an object plane to an image plane: a first lens group (S | 2013-09-26 |
20130250435 | ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME - A zoom lens includes, 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, an aperture stop, a third lens unit having a positive refractive power, a fourth lens unit having a negative refractive power, and a fifth lens unit having a positive refractive power. During zooming, the first lens unit and the aperture stop do not move and the second, third, and fourth lens units move along different loci. Lateral magnifications of the second lens unit at a wide angle end and at a telephoto end and lateral magnifications of the third lens unit at the wide angle end and at the telephoto end are each appropriately set based on predetermined mathematical conditions. | 2013-09-26 |
20130250436 | ZOOM LENS - A zoom lens includes a first lens group having a negative power, a second lens group having a positive power, and a third lens group having a positive power arranged in this order from an object side and an aperture stop which is moved integrally with the second lens group, and performs zooming by changing a distance between the first and second lens groups and a distance between the second and third lens groups, wherein the second lens group is composed of a second group first lens having a positive power with a convex surface facing the object side, a cemented lens having a positive power as a whole, and a second group fourth lens having a negative power and at least one aspheric surface with a concave surface facing the image side arranged in this order from the object side. | 2013-09-26 |
20130250437 | ZOOM LENS BARREL - A lens control apparatus having a zoom lens includes first and second operation members that give a zoom instruction for moving the zoom lens, and a controller that changes a zoom stop position to a first pattern according to the operation of the first operation member, and changes the zoom stop position to a second pattern, which has an interval wider than that in the first pattern, according to the operation of the second operation member. | 2013-09-26 |
20130250438 | IMAGING LENS SYSTEM - This invention provides an imaging lens system comprising two non-cemented lens elements with refractive power: a positive first lens element having a convex object-side surface at a paraxial region and a convex or flat image-side surface at the paraxial region; and a negative second lens element having a concave object-side surface at a paraxial region and a concave image-side surface at a paraxial region, and both the object-side and image-side surfaces being aspheric; wherein, the shape of the image-side surface of the second lens element changes from concave when near an optical axis to convex when away from the optical axis. By such arrangement, the imaging lens system has not only a shorter total track length for compact electronic products, but also the advantage of a more comparable focusing performance between the short wavelength and long wavelength applications with improved image quality. | 2013-09-26 |
20130250439 | IMAGING LENS SYSTEM - This invention provides an imaging lens system including, in order from an object side to an image side: a first lens with positive refractive power having a convex object-side surface; a second lens with negative refractive power; a third lens having a concave image-side surface; a fourth lens with positive refractive power; a fifth lens with negative refractive power having a concave image-side surface, at least one surface thereof having at least one inflection point; and an aperture stop disposed between an imaged object and the third lens. The on-axis spacing between the first lens and second lens is T12, the focal length of the imaging lens system is f, and they satisfy the relation: 0.5<(T12/f)×100<15. | 2013-09-26 |
20130250440 | IMAGE PICKUP OPTICAL SYSTEM AND IMAGE PICKUP APPARATUS USING THE SAME - An image pickup optical system comprises in order from an object side, a first lens having a positive refractive power, a second lens having a negative refractive power, a third lens having a positive refractive power, and a fourth lens having a negative refractive power. The first lens has a biconvex shape. An image-side surface of the second lens has a shape such that, a concave surface is directed toward an image side. At least an image-side surface of the third lens has a shape such that, a convex surface is directed toward the image side. An aperture is disposed nearest to the object side, and the following conditional expression (1)is satisfied. | 2013-09-26 |
20130250441 | IMAGING LENS SYSTEM - This invention provides an imaging lens system in order from an object side to an image side comprising: a first lens element with positive refractive power; a plastic second lens element with negative refractive power having a concave object-side surface and a convex image-side surface, both surfaces thereof being aspheric; and a plastic third lens element with negative refractive power having a convex object-side surface and a concave image-side surface, both surfaces thereof being aspheric, and at least one inflection point is formed on at least one of the object-side and image-side surfaces thereof. Additionally, the central thickness of the second lens element is controlled favorably for the efficient spatial arrangement of the lens assembly and the simpler individual lens production while maintaining suitable thickness of the second lens element, thereby assuring image quality and improving yield rate of the product. | 2013-09-26 |
20130250442 | OPTICAL LENS ASSEMBLY - An optical lens assembly includes, in order from an object side to an image side, a first lens element and a second lens element. The first lens element with positive refractive power has an object-side surface being convex at a paraxial region and an image-side surface being concave at a paraxial region. The second lens element with negative refractive power is made of plastic material and has an image-side surface being concave at a paraxial region and being convex at a peripheral region, wherein an object-side surface and the image-side surface of the second lens element are aspheric. | 2013-09-26 |
20130250443 | PORTABLE MAGNIFYING DEVICE AND USES THEREOF - A portable magnifying device is provided comprising a housing and a viewing plate mounted inside the housing, the housing comprises at least one magnifying lens disposed within a top surface of the housing, and the viewing plate is configured to support a substrate that can be viewed through the magnifying lens. The portable magnifying device can be used to allow consumers to visually assess the effectiveness of a treatment of a product on a substrate at the micro level. | 2013-09-26 |
20130250444 | CAMERA LENS ASSEMBLY AND PRODUCING METHOD THEREOF - A camera lens assembly is provided, including a holder, a lens module, and a metal frame. The lens module is fixed in the holder by an adhesive and includes a lens, a substrate connected to the lens, and a plurality solder balls disposed on the substrate. The metal frame is disposed around the lens module and fixed to the holder, wherein the metal frame forms an opening with the solder balls exposed thereto, and the lens module and the metal frame form a gap there between. | 2013-09-26 |
20130250445 | EXTERIOR MIRROR FOR A MOTOR VEHICLE - An exterior mirror has a mirror foot lower part mounted in a cavity in a vehicle door. A mirror foot upper part is mounted on the mirror foot lower part via a six-point mounting so that the mirror foot upper part protrudes from the door. A mirror head is mounted on the mirror foot upper part. The two mirror foot parts are held pressed together via a leaf spring and a separating plane between the two mirror foot parts of the exterior mirror is in the door cavity. In the event of a pendulum impact, the mirror foot upper part together with the mirror head is separated from the door-mounted mirror foot lower part and remains in the cavity of the door. | 2013-09-26 |
20130250446 | Spacing Fluctuation Compensation - A method to compensate for spacing variations between a dynamic fly height (DFH) controlled read/write head and a rotating disk surface. Using a HDI sensor or equivalent indicator of touchdowns, a power profile is calculated for an arbitrary track on a disk. The profile tracks disk topography by recording touchdown power at each of a series of sectors into which the track is subdivided. The resulting power profile, smoothed and expressed as a function of sector position, substitutes for the usual constant TD power setting that provides only an uncompensated range of spacing variations. A fixed back-off spacing power is added to the power profile enabling the head to fly over the track at a constant spacing. The power profile can be calculated to account for various temperature and pressure conditions. | 2013-09-26 |
20130250447 | DETERMINING INTER-TRACK COHERENCE USING OUTPUT SIGNALS FROM FIRST AND SECOND TRACKS - An assembly and method to determine adjacent track coherence is disclosed. The assembly includes coherence circuitry configured to receive phase and frequency offsets from timing recovery circuitry and determine an inter-track phase and frequency coherence between the encoded data on a first track and the encoded data on a second track adjacent to the first track utilizing the frequency and phase offsets from the timing recovery circuitry for the output signals corresponding to the first and second tracks. | 2013-09-26 |
20130250448 | Servo Grey Code Error Correction - The disclosure is related to systems and methods for servo Gray code error detection and correction. A device may include a circuit configured to 1) selectively implement a quality-based error correction system to determine an error in the servo Gray code and correct the error; 2) selectively implement a trajectory-based error correction system to determine an error in the servo Gray code and correct the error; or 3) implement any combination of a quality-based error correction system and a trajectory-based error correction system to determine an error in the servo Gray code and correct the error. | 2013-09-26 |
20130250449 | THERMALLY ASSISTED MAGNETIC RECORDING MEDIUM AND THERMALLY ASSISTED MAGNETIC RECORDING APPARATUS - According to one embodiment, a thermally assisted magnetic recording method performs heating at a temperature higher than the ambient temperature of the perpendicular recording medium and lower than a temperature at which a nucleation magnetic field Hn of the recording portion is 0, decreases a coercive force Hc of a recording portion by heating a perpendicular recording medium, and records magnetic information by applying a recording magnetic field from a recording magnetic pole to the recording portion having the decreased coercive force. | 2013-09-26 |
20130250450 | DELAYED DISK DRIVE PREAMPLIFIER WRITE TURN ON - Approaches described in this disclosure are generally directed to methods and devices for delaying a write turn-on of a memory device. A write control signal from a memory controller to a preamplifier of a storage device is asserted. A warm-up interval of write drivers of the preamplifier is initiated, the warm-up interval having a duration of predetermined length. Data is transmitted to the write drivers during the warm-up interval. | 2013-09-26 |
20130250451 | MAGNETIC RECORDING DISK DRIVE WITH THREE SENSORS FOR ROTATIONAL AND LINEAR VIBRATION COMPENSATION - A magnetic recording disk drive has three vibration sensors mounted to the disk drive base to provide feedforward vibration compensation signals. First and second spaced-apart sensors are aligned generally parallel to a radius from the disk rotational axis to a head position on the disk between the inside diameter position (h | 2013-09-26 |
20130250452 | DISK STORAGE APPARATUS AND METHOD OF WRITING SERVO PATTERNS - According to one embodiment, a disk storage apparatus includes heads, disks and a controller. The controller performs a servo write control in order to write a plurality of radial servo patterns on each surface of the disk by using the spiral servo patterns. The servo controller positions the head above the spiral servo patterns by using first position information based on the spiral servo patterns. The position information generator generates second position information based on the radial servo patterns read by the head positioned above the spiral servo patterns. The processor corrects target position information for positioning the head based on the second position information by using the spiral servo patterns read by the head. | 2013-09-26 |
20130250453 | PERPENDICULAR MAGNETIC RECORDING MEDIUM AND MAGNETIC RECORDING/REPRODUCTION APPARATUS - According to one embodiment, a perpendicular magnetic recording medium including a soft magnetic under layer, a nonmagnetic seed layer consisting of AgGe, a nonmagnetic interlayer made of Ru or an Ru alloy, and a perpendicular magnetic recording layer, laminated on the nonmagnetic substrate is provided. The nonmagnetic seed layer is an layer containing Ag grains having an fcc structure and an amorphous Ge grain boundary, and the Ag grain surface is higher than the Ge grain boundary surface. | 2013-09-26 |
20130250454 | STAMPERS AND MAGNETIC DISKS - A stamper according to an embodiment includes a guide including: a first portion provided in regions to be boundaries between the servo region and the data regions in the bit-patterned medium, the first portion extending in a radial direction; and a second portion connected to the first portion, the second portion having protrusions regularly arranged at predetermined intervals in the radial direction, each of the protrusion having and being located on sides of regions to be the data regions, wherein, of angles formed between at least one of two sides of the triangular shape and a straight line extending in the radial direction, the smaller angle is in the range of 10 to 50 degrees, the two sides extending from a vertex of one of the protrusions. | 2013-09-26 |
20130250455 | Measurement of Spacing Fluctuation by HDI Sensor - A method for determining the surface distortions of a disk in a spin-stand or single or multiple disk hard disk drive (HDD) utilizing a DFH type write head. A stepwise power curve is supplied to the DFH head, the head is flown over a chosen track on the disk, and the high frequency signal from a HDI sensor is analyzed in order to determine the step of an initial touchdown power and the step of a complete touchdown power as a function of individual sectors in a sector subdivision along a chosen track. The HDI sensor signal is averaged within each step of the power curve between these two steps and a Ratio variable, | 2013-09-26 |
20130250456 | MAGNETIC RECORDING HEAD, HEAD GIMBAL ASSEMBLY WITH THE SAME, AND DISK DRIVE - According to one embodiment, a magnetic recording head includes a main pole, a trailing shield opposing the main pole with a write gap therebetween, and a high-frequency oscillator between a distal end portion of the main pole and the trailing shield configured to produce a high-frequency magnetic field. The high-frequency oscillator includes a lower end surface facing the recording medium and an upper end surface substantially parallel to the lower end surface. The width of the lower end surface in a track-width direction is smaller than that of the upper end surface. | 2013-09-26 |
20130250457 | ADJACENT TERMINAL FAULT DETECTION - This relates to detecting unwanted couplings between a protected terminal and other terminals in an integrated controller of a power supply. Offset and clamp circuitry may apply a positive or negative offset voltage and clamp current to one or more terminals of the controller. In the event that a terminal having the offset voltage and clamp current is accidentally coupled to the protected terminal, the offset voltage and clamp current may be applied to the protected terminal. The protected terminal may be coupled to a fault detection circuitry operable to detect a fault signal at the protected terminal. The fault detection circuitry of the controller may cause the power supply to shut down in response to a detection of the fault signal at the protected terminal or may cause the power supply to shut down in response to a detection of a predefined threshold number of cycles in which the fault signal is detected. | 2013-09-26 |
20130250458 | LEVERAGING INHERENT REDUNDANCY IN A MULTIFUNCTION IED - Disclosed herein are systems and methods for leveraging the inherent redundancy of electrical measurement inputs available to microprocessor-based intelligent electronic devices (IEDs). Specifically, an IED may receive a plurality of electrical measurements associated with an electric power delivery system, such as measurements associated with a generator. A first protection module may be configured to detect a first type of electrical disturbance using a first subset of the plurality of electrical measurements. A second protection module may be configured to detect a second type of electrical disturbance using a second subset of the plurality of electrical measurements. A first redundant protection module may be configured to verify the detection of the first type of electrical disturbance using at least a portion of the second subset of the plurality of electrical measurements. | 2013-09-26 |
20130250459 | PROTECTION DEVICE WITH A SANDWICHED CANTILEVER BREAKER MECHANISM - The present invention is directed to a protective electrical wiring device that includes at least one first stop member disposed proximate at least one first conductor. The at least one first stop member is configured to limit the movement of the at least one first conductor when the circuit interrupting assembly moves between the reset position and the tripped position such that a gap is established between the plurality of circuit interrupting contacts in the tripped state, the gap being substantially greater than or equal to a predetermined distance. | 2013-09-26 |
20130250460 | Electrical or Electronic Safety Circuit - A time triggered crowbar, which is so embodied that it monitors the on-time of at least one downstream electronic component and the period of clocking and therewith the power supply in such a manner that a predetermined maximum allowable surface temperature of the at least one downstream component is not exceeded in the explosion endangered area. | 2013-09-26 |
20130250461 | Selective Current Pumping to Enhance Low-Voltage ESD Clamping Using High Voltage Devices - Some embodiments relate to an electrostatic discharge (ESD) protection device to protect a circuit from an ESD event. The ESD protection device includes first and second trigger elements. Upon detecting an ESD pulse, the first trigger element provides a first trigger signal having a first pulse length. The second trigger element, upon detecting the ESD pulse, provides a second trigger signal having a second pulse length. The second pulse length is different from the first pulse length. A primary shunt shunts power of the ESD pulse away from the ESD susceptible circuit based on the first trigger signal. A current control element selectively pumps current due to the ESD pulse into a substrate of the primary shunt based on the second trigger signal. | 2013-09-26 |
20130250462 | ESD protection circuit and ESD protection device thereof - The ESD protection circuit is electrically connected between a first power rail and a second power rail, and includes an ESD protection device, a switching device electrically connected between the ESD protection device and a first power rail, and a low-pass filter electrically connected between the first power rail and the first switching device. The ESD protection device includes a BJT and a first resistor electrically connected between a base of the BJT and a first power rail. When no ESD event occurs, a potential of the base is larger than or equal to a potential of an emitter of the BJT. When the ESD event occurs, the potential of the base is smaller than the potential of the emitter. | 2013-09-26 |
20130250463 | PROTECTIVE DEVICE FOR LOAD CIRCUIT - A load circuit protective device calculates increasing temperature of wire of a load circuit with a first predetermined sampling period (dt | 2013-09-26 |
20130250464 | Method and circuit for detecting and providing protection against an overvoltage condition - A method and circuit are described for detecting an overvoltage condition and using the detection of the overvoltage condition to protect a circuit or component from the overvoltage condition. In one embodiment, an overvoltage protection circuit is used to detect an overvoltage condition on pin driver electronics, the detection of which is powered by the overvoltage condition itself, thus eliminating the need to provide overvoltage protection circuitry that requires power supplies with voltages greater than the pin electronics the overvoltage protection circuit is meant to protect. | 2013-09-26 |
20130250465 | ELECTRICAL OVER-CURRENT PROTECTION DEVICE - An electrical component package has integrated therein first and second pairs of electrodes, wherein the first pair of electrodes are electrically isolated from the second pair of electrodes. A thermally sensitive positive temperature coefficient (PTC) conductive element abuts the first pair of terminals. Also integrated in the package is an electrical heating element that abuts the second pair of terminals, and receives a drive current for generating heat that is transferred to trip the PTC conductive element. Other embodiments are also described and claimed. | 2013-09-26 |
20130250466 | SHORT CIRCUIT APPARATUS AND METHOD - An assembly is disclosed which may include a serviceable unit and a current limiting device coupled to the serviceable unit. The serviceable unit may include a positive electrical terminal connection, a negative electrical terminal connection, and a plurality of energy storage devices operatively coupled to the positive electrical terminal connection and the negative electrical terminal connection to form an electrical path of the serviceable unit. The current limiting device may include a current limiting component. The current limiting component being included in the electrical path of the serviceable unit. | 2013-09-26 |
20130250467 | ELECTRICAL COMPONENT OF A CURRENT LIMITER FOR PROTECTING AN ELECTRICAL POWER SUPPLY - The invention relates to a power transistor for protecting, by limiting current, an electrical power supply, including one or more basic power vertical-junction field-effect transistors ( | 2013-09-26 |