Patents Issued in August 28, 2014
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Publication number: 20140240846Abstract: A non-round fluid lens assembly includes a non-round rigid lens and a flexible membrane attached to the non-round rigid lens, such that a cavity is formed between the non-round rigid lens and the flexible membrane. A reservoir in fluid communication with the cavity allows a fluid to be transferred into and out of the cavity so as to change the optical power of the fluid lens assembly. In an embodiment, a front surface of the non-round rigid lens is aspheric. Additionally or alternatively, a thickness of the flexible membrane may be contoured so that it changes shape in a spheric manner when fluid is transferred between the cavity and the reservoir.Type: ApplicationFiled: May 12, 2014Publication date: August 28, 2014Applicant: Adlens Beacon, Inc.Inventors: Amitava GUPTA, Urban SCHNELL, Karim HAROUD, Hans JAEGER
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Publication number: 20140240847Abstract: A zoom lens includes a first lens group, a second lens group, a third lens group, a fourth lens group, a fifth lens group and a sixth lens group, all of which are arranged in sequence from an object side to an image side along an optical axis. The first lens group is with positive refractive power. The second lens group is with negative refractive power. The third lens group is with positive refractive power. The fourth lens group is with negative refractive power. The fifth lens group is with positive refractive power. The zoom lens satisfies the following condition: |fw/f6<0.15, wherein fw is an effective focal length of the zoom lens at a wide-angle end and f6 is an effective focal length of the sixth lens group.Type: ApplicationFiled: February 12, 2014Publication date: August 28, 2014Applicants: Asia Optical International Ltd., Sintai Optical (Shenzhen) Co., Ltd.Inventor: Taro Kushida
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Publication number: 20140240848Abstract: A zoom lens includes first, second, third, and fourth lens groups respectively having positive, negative, negative, and positive powers. The first lens group includes an 11 lens group having a negative power, which is fixed while focusing, a 12 lens group having a positive power, which moves while focusing, and a 13 lens group having a positive power, which is fixed while focusing. The 12 lens group includes a positive lens having a surface having a radius of curvature with a smaller absolute value toward the image side; and a cemented lens constituted by a negative lens toward the object side and a positive lens toward the image side, cemented together at a joint surface having a convex surface toward the object side. The focal distance f12 of the 12 lens group and the focal length fw of the entire system at the wide angle end satisfy the relationship: 3.0<f12/fw<20.0.Type: ApplicationFiled: May 5, 2014Publication date: August 28, 2014Applicant: FUJIFILM CorporationInventors: Nobuaki TOYAMA, Michio CHO
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Publication number: 20140240849Abstract: A zoom lens includes first, second, third, and fourth lens groups respectively having positive, negative, negative, and positive powers. The first lens group includes an 11 lens group having a negative power, which is fixed during focusing operations, a lens group having a positive power, which moves during focusing operations, and a lens group having a positive power, which is fixed during focusing operations. The 11 lens group includes two negative meniscus lenses having concave surfaces toward an image side, and a cemented lens constituted by a biconcave lens toward an object side and a biconvex lens toward the image side. A distance D4 between the second meniscus lens and the cemented lens and the focal distance f1 of the first lens group satisfy the relationship: 0.60<D4/f1<2.0. Thereby, variations in angles of view while changing magnification are suppressed, sufficient reductions in size and weight, and high performance are achieved.Type: ApplicationFiled: May 5, 2014Publication date: August 28, 2014Applicant: Fujifilm CorporationInventors: Nobuaki TOYAMA, Michio CHO
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Publication number: 20140240850Abstract: 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.Type: ApplicationFiled: May 1, 2014Publication date: August 28, 2014Applicant: CANON KABUSHIKI KAISHAInventors: Junichi Maniwa, Eiji Yoshino, Koji Sudo, Yohei Fujitani
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Publication number: 20140240851Abstract: An imaging lens includes: a first lens group; an aperture stop; and a second lens group having a positive refractive power, in this order from an object side. The first lens group includes a negative first lens provided most toward the object side. The second lens group includes a positive lens, provided most toward an imaging surface, and a negative lens having a concave surface and an aspherical surface at least toward the object side. The following Conditional Formulae are satisfied: 0.03<(|Sagsp1|?|Sagas1|)/Re1<0.35; and 1.819?NdAB wherein Sagsp1 is the sag of a reference spherical surface at the edge of the effective diameter of the object side surface of the negative lens, Sagas1 is the sag of the aspherical surface of the lens, Re1 is the effective diameter of the object side surface of the lens, and NdAB is the average refractive index of the positive lens and the negative lens.Type: ApplicationFiled: May 7, 2014Publication date: August 28, 2014Applicant: FUJIFILM CorporationInventor: Daiki KAWAMURA
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Publication number: 20140240852Abstract: An imaging lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element with positive refractive power has a convex object-side surface. The second lens element has refractive power. The third lens element has positive refractive power. The fourth lens element with negative refractive power has a concave object-side surface and a convex image-side surface. The fifth lens element with positive refractive power has a convex object-side surface, wherein the surfaces thereof are aspheric. The sixth lens element with refractive power has a convex object-side surface and a concave image-side surface, wherein the surfaces thereof are aspheric, and the sixth lens element has at least one inflection point on at least one of the surfaces thereof.Type: ApplicationFiled: March 31, 2013Publication date: August 28, 2014Applicant: LARGAN PRECISION CO., LTD.Inventors: Po-Lun HSU, Hsiang-Chi TANG, Tsung-Han TSAI, Hsin-Hsuan HUANG
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Publication number: 20140240853Abstract: An imaging lens includes an object-side lens group having positive refractive power; an aperture stop; and an image plane-side lens group having positive refractive power, arranged in this order from an object side to an image plane side. The object-side lens group includes a first lens having positive refractive power; a second lens having negative refractive power; and a third lens having positive refractive power. The image plane-side lens group includes a fourth lens having positive refractive power; and a fifth lens having negative refractive power. The first lens has an aspheric shape to have negative refractive power increasing toward a lens periphery from an optical axis, and has a surface on the object side having a positive curvature radius. The first to third lenses have specific focal lengths to satisfy specific conditions. The first to fifth lenses have specific Abbe's numbers to satisfy specific conditions.Type: ApplicationFiled: February 19, 2014Publication date: August 28, 2014Applicants: KANTATSU CO., LTD., OPTICAL LOGIC INC.Inventors: Yoji KUBOTA, Kenichi KUBOTA, Hitoshi HIRANO, Tomohiro YONEZAWA
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Publication number: 20140240854Abstract: The present invention is to provide a multi-ring optical filter assembly, which includes a positioning frame having one end threadedly connected with a front side of a camera lens, a first rotatably connecting frame fixedly provided therein with a first lens (e.g., an ND filter or a polarizer) and provided with a first curved surface adjacent to the other end thereof and extending in an axial direction, an adapter frame provided with a second curved surface adjacent to one end thereof and rotatably connected with the first curved surface, and a second rotatably connecting frame fixedly provided therein with a second lens (e.g., an ND filter or a polarizer) and having one end rotatably connected with the other end of the adapter frame. Thus, the two lenses can be rotated with respect to the camera lens, respectively, for achieving the independent adjustment of the rotation angle of each lens.Type: ApplicationFiled: February 25, 2013Publication date: August 28, 2014Inventor: Tien-Pei MENG
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Publication number: 20140240855Abstract: An endoscope objective lens substantially consists of four lens groups consisting of, in order from the object side, a negative first lens group, a positive second lens group, a negative third lens group and a positive fourth lens group. During focusing from the farthest object to the nearest object, the first lens group is fixed, and the second lens group and the third lens group are moved along the optical axis. The third lens group includes a cemented lens that is formed by a positive lens and a negative lens cemented together in this order from the object side, and the cemented surface of the cemented lens is oriented such that the concave surface faces the object side.Type: ApplicationFiled: May 6, 2014Publication date: August 28, 2014Applicant: FUJIFILM CorporationInventors: Chikara YAMAMOTO, Yoshiaki ISHII
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Publication number: 20140240856Abstract: A method of making a device housing involves providing a transparent lens with a front surface and a rear surface, and a stepped flange along at least a portion of the lens perimeter. The method includes injecting plastic onto the transparent lens perimeter, including the stepped flange, the plastic forming a plastic feature that has a front surface that is tangent to the front surface of the transparent lens, a rear surface that is tangent to the rear surface of the transparent lens, and that extends outward from the sides of the transparent lens away from a device width center line. The plastic feature is molded to the rear surface of the transparent lens at at least one of two ends of the device housing, and the plastic encapsulates a stepped middle surface of the transparent lens flange. A device housing that is made by this method is also included.Type: ApplicationFiled: December 20, 2013Publication date: August 28, 2014Applicant: Motorola Mobility LLCInventors: Joseph L. Allore, Michael J. Formenti, Michael J. Lombardi, Michael L. Neau
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Publication number: 20140240857Abstract: The present invention is to provide a pivotally connected structure, which includes a positioning frame having one end threadedly connectable with a front side of a camera lens; a pivotally connecting frame having one end pivotally connectable with the other end of the positioning frame, and provided therein with a receiving space which is configured for receiving a lens (e.g., protective lens, ND filter, or polarizer); and an engaging frame having one end provided with a pressing ring and having an outer periphery formed with a second curved surface which is pivotally connectable with a first curved surface provided within the other end of the pivotally connecting frame; such that the pressing ring presses against the periphery of the lens and thereby positions the lens in the receiving space, and the angle of the lens with respect to the camera lens can be adjusted by rotating the pivotally connecting frame.Type: ApplicationFiled: February 25, 2013Publication date: August 28, 2014Inventor: Tien-Pei MENG
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Publication number: 20140240858Abstract: The invention relates to a mirror including a glass substrate covered with a silver layer, which is in turn covered with at least one paint layer, wherein the intensity ratio of the crystallographic orientations (111)/(200) within the silver layer is less than 5.0. Said mirror is characterized in that the silver layer has a correlation length (CLz) (111), as measured by X-ray diffraction using the Scherrer method (i.e., using the Scherrer equation) of greater than 27.0 nm.Type: ApplicationFiled: October 19, 2012Publication date: August 28, 2014Applicant: AGC GLASS EUROPEInventors: Nicolas Boucher, Nicolas Clement, Bruno Cosijns, Thomas Lambricht, Barbara De Maeyer, Joris Proost
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Publication number: 20140240859Abstract: An optic obscuration assembly, a system and method for working on an optical element, and the resulting optical element are described herein. In one example, the system and related components (e.g., optic obscuration assembly, positioning system, and coating system) allow the accurate placement of a very round thin metal obscuration (e.g., thin metal disk) in the center of a front surface of the optical element before a high reflective thin film coating is applied to the front surface. Once, the optical element has had the high reflective thin film coating applied thereto then the thin metal obscuration is removed to reveal a transmissive aperture.Type: ApplicationFiled: August 2, 2013Publication date: August 28, 2014Applicant: CORNING INCORPORATEDInventors: Glenn A. Parker, Kevin J. Magierski, Brian Monroe McMaster
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Publication number: 20140240860Abstract: A motor vehicle having an external rearview mirror includes a mirror drive assigned to the external rearview mirror, by which the external rearview mirror can be moved into a first mirror position or into a second mirror position, at least one display unit that can be viewed by the driver of the motor vehicle, and a camera directed at the rearward vehicle surroundings, which camera supplies an image signal on which an image of the surroundings is based that can be displayed by the display unit. A vehicle speed sensor and a control unit are provided by which the mirror drive can be controlled as a function of the driving speed such that the external rearview mirror is moved from the first mirror position into the second mirror position.Type: ApplicationFiled: May 1, 2014Publication date: August 28, 2014Applicant: Bayerische Motoren Werke AktiengesellschaftInventor: Martin ENDERS
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Publication number: 20140240861Abstract: A luminance filtering assembly provides a translucent plate that extends from a vehicle visor to minimize the glare from sunlight and glares without restricting a line of sight. The translucent plate includes a tint. The translucent plate attaches to the visor through a strap that adjusts vertically and horizontally to accommodate for different user heights, lines of sight, movement, and intensity of glares. A fastener clamps down on both the visor and a visor end of the strap to secure a desired height for the translucent plate for an extended position. For storage, the fastener clamps the translucent portion against the visor for storage to form a retracted position. An adhesive portion on the translucent portion also serves to secure the translucent plate to the visor in the retracted position. A slot in the translucent plate receives one end of the strap, sliding laterally for horizontal adjustments.Type: ApplicationFiled: October 25, 2012Publication date: August 28, 2014Inventor: Wayne Fujisaka
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Publication number: 20140240862Abstract: Optical window assemblies are disclosed herein. An example apparatus includes a first fixture defining a fluid flow passageway. The example apparatus also includes a second fixture defining an aperture. The second fixture is coupled to the first fixture. A first optical window is disposed in the aperture. The first optical window has a first end and a second end. The first end is to be in contact with fluid in the fluid flow passageway, and a cross-sectional size of the first optical window decreases from the first end toward the second end along a portion of the first optical window.Type: ApplicationFiled: February 25, 2013Publication date: August 28, 2014Applicant: Schlumberger Technology CorporationInventors: Akira Kamiya, Stephane Vannuffelen, Kamal Kader, Hua Chen, Hisatoshi Matsumoto
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Publication number: 20140240863Abstract: A modified soft output Viterbi algorithm (SOVA) detector receives a sequence of soft information values and determines a best path and an alternate path for each soft information value and further determines, when the best and alternate paths lead to the same value for a given soft information value, whether there is a third path departing from the alternate path that leads to an opposite decision with respect to the best path for a given soft information value. The SOVA detector then considers this third path when updating the reliability of the best path. The modified SOVA detector achieves max-log-map equivalence effectively through the Fossorier approach and includes modified reliability metric units for the first N stages of the SOVA detector, where N is the memory depth of a given path, and includes conventional reliability metric units for the remaining stages of the detector.Type: ApplicationFiled: February 27, 2014Publication date: August 28, 2014Applicant: STMICROELECTRONICS INC.Inventors: Sivagnanam PARTHASARATHY, Lun Bin HUANG, Alessandro RISSO
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Publication number: 20140240864Abstract: A hard disk drive or other storage device comprises a storage medium, a write head configured to write data to the storage medium, and control circuitry coupled to the write head. The control circuitry comprises degauss circuitry coupled to or otherwise associated with one or more write drivers. The degauss circuitry is configured to generate an asymmetric degauss signal to be applied to the write head. The asymmetric degauss signal has a waveform with upper and lower decay envelopes that are asymmetric about a specified degauss current level, such as a substantially zero current level.Type: ApplicationFiled: April 30, 2013Publication date: August 28, 2014Applicant: LSI CorporationInventor: LSI Corporation
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Publication number: 20140240865Abstract: Magnetoresistive (MR) bias is dynamically controlled in a tape drive using a processor device. Median tape head amplitude is monitored during a calibration operation, as measured across all tracks of the tape head, against predetermined thresholds of the tape drive for determining if the median tape head amplitude is below the threshold value. Upon determining the median tape head amplitude is below the threshold value during the calibration operation, a reference MR bias and a MR bias range is dynamically adjusted, during the calibration operation, for increasing the median tape head amplitude.Type: ApplicationFiled: May 7, 2014Publication date: August 28, 2014Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Said A. AHMAD, Josephine F. BAYANG, Eric R. CHRISTENSEN, Ernest S. GALE
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Publication number: 20140240866Abstract: A determination is made in a tape drive of a potential deviation in tape dimensional stability of a tape, based on a current environmental condition and environmental conditions in which the tape is expected to be operational. A writing mechanism to write data to the tape is adjusted, based on the potential deviation in the tape dimensional stability.Type: ApplicationFiled: February 26, 2013Publication date: August 28, 2014Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Reed A. Hancock, Kevin B. Judd
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Publication number: 20140240867Abstract: Tape heads are described herein including (i) a first module including a read transducer array with at least one transducer element to read data from a tape, and (ii) a second module including a read transducer array with at least one transducer element to read data from the tape. In examples herein, a lifting member is provided to cause tape lifting the module at a leading position with respect to tape travel direction.Type: ApplicationFiled: November 16, 2011Publication date: August 28, 2014Inventors: Mike Alan Holmberg, Paul W. Poorman, Carl R. Hoerger
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Publication number: 20140240868Abstract: A data storage system according to one embodiment includes a magnetic head, a drive mechanism for passing a magnetic medium over the magnetic head, and a controller electrically coupled to the magnetic head. The data storage system is configured to use at least two different track width formats, where which of the at least two different track width formats used by the system during reading and/or writing of data is selectable. A magnetic tape-based data storage system according to another embodiment includes a magnetic head; a drive mechanism for passing a magnetic recording tape over the magnetic head; and a controller electrically coupled to the magnetic head, wherein the system is configured to use at least two different track width formats, wherein which of the at least two different track width formats used by the system during reading and/or writing of data is selectable.Type: ApplicationFiled: February 26, 2013Publication date: August 28, 2014Applicant: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Randy C. Inch, Kevin B. Judd
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Publication number: 20140240869Abstract: A pressure-sensitive adhesive sheet according to the present invention includes a base including a metal layer, a first plastic film layer A, and a second plastic film layer B and a pressure-sensitive adhesive layer on a surface of the second plastic film B. The metal layer is positioned between the first plastic film layer A and the second plastic film layer B. The metal layer has a thickness of 2 ?m to 15 ?m. A total of a thickness Ta of the first plastic film layer A and a thickness Tb of the second plastic film layer B is within a range of 25 ?m to 70 ?m.Type: ApplicationFiled: February 20, 2014Publication date: August 28, 2014Applicant: NITTO DENKO CORPORATIONInventors: Kenji FURUTA, Rie NAKAHIRA, Yoshihisa FURUTA, Koichi IKEDA
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Publication number: 20140240870Abstract: Amplifier architectures are provided for current sensing applications. An amplifier includes a load device, an operational amplifier, a current source, and a bipolar transistor. The operational amplifier has a first input terminal connected to a first input node that receives an input current, and a second input terminal connected to a second input node that receives a reference voltage. The current source is connected to an output of the operational amplifier. The operational amplifier, the current source, and the bipolar transistor form a feedback loop that generates and maintains a bias voltage on the first input node based on the reference voltage applied to the second input node. The bipolar transistor amplifies the input current received on the first input node, and generates an amplified input current. The load device converts the amplified input current to an output voltage, wherein the output voltage is used to sense the input current.Type: ApplicationFiled: May 8, 2014Publication date: August 28, 2014Applicant: LSI CorporationInventors: Brad A. Natzke, Cameron C. Rabe, Hong Jiang, Andrew P. Krebs, Jason P. Brenden
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Publication number: 20140240871Abstract: Approaches for an interface voltage control (IVC) system in a hard-disk drive (HDD), whereby the IVC operating point determination scheme utilizes non-contact spacing signals for calibration of IVC. While applying a series of input voltages to a slider, head-disk spacing signals are monitored, such as spacing signals from an embedded contact sensor or Wallace spacing loss spacing signals. Based on the relation between the spacing signal values and the series of input voltages, the IVC operating point is identified and stored within the HDD. The IVC operating point corresponds to the IVC input voltage necessary to neutralize the natural slider-disk voltage potential that would otherwise cause an electrostatic force that pulls the slider closer to the disk and can cause lubrication transfer from disk to slider.Type: ApplicationFiled: February 28, 2013Publication date: August 28, 2014Applicant: HGST NETHERLANDS B.V.Inventors: Sripathi Vangipuram Canchi, John Thomas Contreras, Saurabh Deoras, Samir Y. Garzon, Remmelt Pit
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Publication number: 20140240872Abstract: A power-supply unit includes a high-voltage source that generates a high voltage between a positive electrode and a negative electrode, a smoothing capacitor connected between the positive electrode and the negative electrode, a discharge portion that includes a resistor and a first switching device connected in series with each other, and is connected between the positive electrode and the negative electrode, and a discharge control portion that controls the first switching device to one of an ON state and an OFF state. When an abnormal condition in which current flows through the resistor is detected while the discharge portion controls the first switching device so as to keep the first switching device in the OFF state, the high-voltage source is controlled so as to keep generating a given high voltage for fusing the resistor.Type: ApplicationFiled: February 5, 2014Publication date: August 28, 2014Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHAInventor: Atsushi NOMURA
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Publication number: 20140240873Abstract: A switching power supply circuit includes a transformer having primary, secondary and tertiary windings; a primary-side rectifying-and-smoothing circuit that converts AC power to DC power then smoothes it; a secondary-side rectifying-and-smoothing circuit that smoothes secondary-side power; a tertiary-side rectifying-and-smoothing circuit that smoothes power from the tertiary winding; a switching circuit that switches the primary winding; a pulse width control circuit that controls the switching of the switching circuit; an output-error detecting circuit that detects a deviation of a secondary-side DC output voltage from a reference voltage; and a ripple-voltage detecting-and-controlling circuit that detects a ripple-voltage of the secondary-side DC output voltage and stop-controls the output-error detecting circuit, wherein a stop-control signal from the ripple-voltage detecting-and-controlling circuit causes the output-error detecting circuit to stop outputting, then a drive signal to the switching circuitType: ApplicationFiled: August 28, 2012Publication date: August 28, 2014Applicant: I-O DATA DEVICE, INC.Inventor: Takashi Saka
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Publication number: 20140240874Abstract: A traction motor drive system may include a plurality of armatures arranged in parallel with each other. The traction motor drive system may also include a plurality of field circuits arranged in series with one another, where each field circuit is associated with a respective one of the armatures. The plurality of field circuits may be arranged in parallel with the plurality of armatures. The traction motor drive system may also include a field isolation system. The field isolation system may include a shunt circuit associated with at least one of the field circuits. The shunt circuit may have a first and second shunt terminal. The field isolation system may also include a first field switch arranged in series with the plurality of field circuits. The first field switch may be configured to switch between the first shunt terminal of the shunt circuit and a first field terminal of at least one of the field circuits.Type: ApplicationFiled: May 5, 2014Publication date: August 28, 2014Applicant: Progress Rail Services Corp.Inventors: John Franklin Kral, Sidarta Fornari Beltramin
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Publication number: 20140240875Abstract: A ground fault protection system is disclosed. The ground fault protection system may include a controller that is configured to receive signals representing a ground fault detection voltage and a DC link voltage of the machine. Based on the ground fault detection voltage and the DC link voltage, the controller may determine a ground fault detection percentage value. Based on the ground fault detection percentage value and the DC link voltage, the controller may further determine a worst case component insulation voltage. The controller may compare an absolute value of the worst case component insulation voltage with a rated insulation voltage of a component of the machine. When the absolute value of the worst case component insulation voltage is higher than the rated insulation voltage, the controller may determine a new DC link voltage based on the rated insulation voltage and the ground fault detection percentage value, and may output a signal for operating the machine by using the new DC link voltage.Type: ApplicationFiled: February 26, 2013Publication date: August 28, 2014Applicant: Caterpillar Inc.Inventors: Lewei QIAN, Jason John SMOLARCHUK, Donald John GILMORE
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Publication number: 20140240876Abstract: A motherboard with an electrostatic discharge protection (ESD) function including a first electrode, a second electrode, an isolation region and an energy storage unit is disclosed. The first electrode receives a grounding level. The second electrode includes at least one solder pad to fix an input/output port thereon. The isolation region is disposed between the first and the second electrodes. The energy storage unit is coupled between the first and the second electrodes and disposed across the isolation region.Type: ApplicationFiled: October 17, 2013Publication date: August 28, 2014Applicant: Wistron Corp.Inventors: Lung-Fai TUEN, Wen-Hsien WANG, Chiu-Hsien CHANG
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Publication number: 20140240877Abstract: A circuit arrangement for protecting against electrostatic discharges comprises a diverter (ECL) that is suitable for diverting an electrostatic discharge between a first terminal (IO) and a second terminal (VDD, VSS), as well as a compensation device (1). The compensation device (1) features a series circuit of a first resistor (RS) and a field effect transistor (T1) that is connected between the first terminal (IO) and the second terminal (VDD, VSS). A junction (K1) between the first resistor (RS) and the field effect transistor (T1) is connected to the gate terminal (G1) of the field effect transistor (T1) via an RC series circuit (RF, CF) that acts as a low-pass filter.Type: ApplicationFiled: July 30, 2012Publication date: August 28, 2014Applicant: AMS AGInventor: Wolfgang Reinprecht
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Publication number: 20140240878Abstract: Inside an insulating multilayer substrate 12 in which a plurality of insulating layers are laminated, a cavity portion 13, at least one pair of discharge electrodes 14 and 15, and conductor portions 34 and 35 are formed. The discharge electrodes 14 and 15 are connected to external electrodes 18 and 19 and have facing portions 14a and 15a which are formed along an inner surface of the cavity portion 13 and which face each other with a space provided therebetween. The conductor portions 34 and 35 are formed to cover at least one of facing front ends 14s and 15s of the facing portions 14a and 15a of the discharge electrodes 14 and 15 when viewed in a lamination direction of the insulating layers, a facing direction of the facing portions 14a and 15a, or a direction perpendicular both to the lamination direction and the facing direction.Type: ApplicationFiled: May 1, 2014Publication date: August 28, 2014Applicant: Murata Manufacturing Co., Ltd.Inventor: Yoshihito OTSUBO
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Publication number: 20140240879Abstract: High voltage direct current systems are provided including one or more outlets and an electronic current limiter circuit associated with the one or more outlets. The electronic current limiter circuit is configured to limit current inrush when a connector is plugged into and/or unplugged from the one or more outlets when a direct current bus associated with the one or more outlets is energized so as not to damage the connector; and/or isolate direct current faults and/or excess current draw in a load connected to the one or more outlets so as to protect the system from shutdown.Type: ApplicationFiled: May 2, 2014Publication date: August 28, 2014Applicant: Eaton CorporationInventor: Robert William Johnson, JR.
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Publication number: 20140240880Abstract: The present invention discloses a coordinated control method for power distribution system with DC bus electrification scheme and apparatus thereof. The method comprises: detecting what kind of disturbances occurs, and at least one of following steps: restoring the voltages of the failed DC buses if power loss is detected on the DC buses due to temporary or permanent failures of upstream power supplies; controlling the voltage of the abnormal DC buses if overvoltage or under-voltage is detected on the DC buses due to internal or external disturbances; and supporting the voltages of the abnormal AC buses if overvoltage or under-voltage is detected on the AC buses due to internal or external disturbances. The methods and apparatus can further improve the fault-ride-through capability for power plant under external or internal disturbances, and facilitate smooth automatic switching process between two DC buses etc.Type: ApplicationFiled: April 16, 2012Publication date: August 28, 2014Inventors: Yao Chen, Guoju Zhang, Jiuping Pan, Lars Gertmar, Rongrong Yu, Erich Suter
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Publication number: 20140240881Abstract: A protection element for a meshed energy supply network of a means of transport, in particular of an aircraft, a meshed energy supply network having such protection elements, a method for protecting such a meshed energy supply network and a computer program for executing the method. The protection element comprises a control unit, which is formed to deduce a trigger time value from a detected fault impedance value of a network error that has occurred in the energy supply network and to adapt the trigger time value in the event of a subsequent change in the fault impedance value of the network error, and a separation unit for interrupting a connection between the protection element and the network error depending on the trigger time value.Type: ApplicationFiled: March 14, 2014Publication date: August 28, 2014Inventors: Johannes Brombach, Arno Luecken, Detlef Schulz
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Publication number: 20140240882Abstract: The invention relates to a system for protecting and monitoring a circuit for distributing direct current power, including at least one control cut-off element (3, 4) and at least one current sensor (7) inserted, in series, onto at least one conductor of the circuit (2) for distributing power, each control switch circuit (3) be operable by at least one control unit. The protection and monitoring system includes a protection device (1) linked at the input to current sensors (7) and at the output to the control unit (4), wherein the protection device (1) includes a control medium capable of tripping the opening of at least one control switch (3) in accordance with a measurement of the current received from a current sensor (7) inserted in a series in the control switch circuit (3).Type: ApplicationFiled: April 25, 2012Publication date: August 28, 2014Applicant: General Electric CompanyInventor: Stephane Hogg
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Publication number: 20140240883Abstract: Apparatuses and methods for protecting a circuit from an over-limit electrical condition are disclosed. One example apparatus includes a protection circuit coupled to a circuit to be protected. The circuit to be protected is coupled to a pad node. The protection circuit is configured to conduct current from the pad node to a reference voltage node to protect the circuit from an over-limit electrical condition. The protection circuit has a trigger circuit coupled to the pad node and configured to trigger a shunt circuit to conduct current from the pad node to the reference voltage node responsive to a voltage provided to the pad node having a voltage exceeding a trigger voltage. In some embodiments, the trigger circuit is matched to the circuit being protected.Type: ApplicationFiled: May 12, 2014Publication date: August 28, 2014Applicant: Micron Technology, Inc.Inventors: Xiaofeng Fan, Michael Chaine, John David Porter
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Publication number: 20140240884Abstract: The over current protection circuit is coupled to a current path between an output end of a switch and a load. The over current protection circuit includes a first over current detection unit, a second over current detection unit and a control unit. The first over current detection unit is disposed between the current path and a first voltage, and generates a first control signal according to a current in the current path. The second over current detection unit is disposed between the current path and a second voltage, and generates a second control signal according to a current in the current path. The control unit is coupled with the first over current detection unit and the second over current detection unit, and controls the switch according to the first control signal or the second control signal to reduce the current in the current path.Type: ApplicationFiled: February 25, 2013Publication date: August 28, 2014Applicant: ADVANCED POWER ELECTRONICS CORP.Inventor: Cheng-Wen CHANG
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Publication number: 20140240885Abstract: A main body of an electronic part has multiple electrodes, to which multiple terminals are respectively connected. The terminals include a fuse terminal and a normal terminal, each of which extends from the main body to a printed board so that the main body is supported at a position above and separated from a board surface of the printed board. The fuse terminal has an intermediate portion between an electrode-connected portion and a land-connected portion. The intermediate portion has a cut-off portion having a smaller width than other portions of the fuse terminal, so that the cut-off portion is melted down when excess current flows in the fuse terminal. The intermediate portion extends in a direction parallel to the board surface or in a direction inclined to the board surface at an angle smaller than 90 degrees.Type: ApplicationFiled: February 26, 2014Publication date: August 28, 2014Applicants: Murata Manufacturing Co., Ltd., DENSO CORPORATIONInventors: Yuuto KAMIYA, Toru ITABASHI, Ryoichi SHIRAISHI, Yuki MIKAMI, Akihiro YANAGISAWA, Shigeki NISHIYAMA
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Publication number: 20140240886Abstract: In consideration of a force acting on a valve, wear in the valve or in a valve seat is suppressed and thereby the frequency of lifetime use of a fuel injector is increased. In a control apparatus for controlling a driving current that is allowed to pass to a fuel injector including a solenoid, after a first injection pulse width for injecting fuel is finished and before a second injection pulse width, which is to be output subsequently to the first injection pulse width for injecting the fuel, is started, a third pulse width 421 for allowing the driving current to pass through the solenoid is output and the driving current that is to be allowed to flow through the solenoid by the third pulse 421 is controlled in accordance with one of a measurement value and a predictive value of a fuel pressure.Type: ApplicationFiled: July 20, 2012Publication date: August 28, 2014Applicant: Hitachi Automotive Systems, Ltd.Inventors: Takaki Itaya, Hirotaka Nakai, Masahiro Soma
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Publication number: 20140240887Abstract: A charge neutralization system is provided. The charge neutralization system includes a reservoir, a plasma generator and a flow restricting transfer line. The reservoir is configured to hold matter to be ionized under pressure. The plasma generator is configured and arranged to create a neutral energy plasma on a vehicle from the matter to be ionized. The flow restricting transfer line provides a fluid communication between the reservoir and the plasma generator.Type: ApplicationFiled: February 26, 2013Publication date: August 28, 2014Applicant: ALLIANT TECHSYSTEMS INC.Inventor: John S. Canham
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Publication number: 20140240888Abstract: An alternating current (AC) power cable includes discharge electrodes, a relay, and an electromagnetic coil with two windings. The relay includes an induction coil with two ends. The two ends of the induction coil are respectively connected to two ends of the electromagnetic coil. The discharge electrodes include a first discharge electrode and a second discharge electrode. The first discharge electrode is connected to the neutral wire of the AC power cable. The second discharge electrode is connected to the relay. When the AC power cable has residual charge, current is induced by the electromagnetic in the induction coil. The induction coil converts the current to magnetic force to close the relay. The residual charge is transmitted to the discharge electrodes through the relay.Type: ApplicationFiled: April 24, 2013Publication date: August 28, 2014Applicants: HON HAI PRECISION INDUSTRY CO., LTD., HONG FU JIN PRECISION INDUSTRY (WuHan) CO., LTD.Inventors: YONG-JUN SONG, YONG-ZHAO HUANG
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Publication number: 20140240889Abstract: An array substrate includes a common electrode line located in a surrounding region, a protected structure located inside the common electrode line, and a first electrostatic protection circuit having a shorting bar electrically connected between the protected structure and the common electrode line for releasing static electricity on the protected structure. A second electrostatic protection circuit is also electrically connected between the protected structure and the common electrode line, and the second electrostatic protection circuit releases static electricity through the common electrode line after the shorting bar is cut off.Type: ApplicationFiled: November 26, 2013Publication date: August 28, 2014Applicants: Tianma Micro-Electronics Co., Ltd., Shanghai Tianma Micro-Electroics Co., Ltd.Inventor: Lipeng ZHENG
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Publication number: 20140240890Abstract: The present invention provides an animal defense system with one or more deterrent elements and an apparatus and method for safely deterring an animal which threatens a user. In one embodiment, the device features an electrified deterrent structure comprising arms and linkages. Further, the apparatus may be configured to operate in a variety of user-selected modes that increase effectiveness and reliability in deterring an animal which threatens a user.Type: ApplicationFiled: February 25, 2013Publication date: August 28, 2014Applicant: BRADSHAW DEFENSE, LLCInventors: David L. Bradshaw, W. Matthew Bradshaw
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Publication number: 20140240891Abstract: Methods of clamping and declamping a wafer from a platen are disclosed. The platen comprises one or more electrodes, which are electrically biased to electrostatically clamp the wafer to the platen. The electrode is biased to a first voltage where the wafer may be processed. Thereafter, one or more voltages are subsequently applied to the electrodes. In some embodiments, each subsequent voltage is less than the previously applied voltage. In other embodiments, one or more of the subsequent voltages may be greater than the previously applied voltage. This sequence of voltage may reduce the likelihood that the wafer will stick or adhere to the platen during the removal process.Type: ApplicationFiled: April 29, 2013Publication date: August 28, 2014Inventor: Varian Semiconductor Equipment Associates, Inc.
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Publication number: 20140240892Abstract: According to one embodiment, an electrostatic chuck is capable of holding a reticle by electrostatic attraction force. The reticle has a planar external shape of a rectangle or a square. The electrostatic chuck includes: a first attraction unit capable of attracting the reticle by the electrostatic attraction force; and a substrate supporting the first attraction unit. The first attraction unit is symmetrical with respect to a first line when the reticle is attracted to the first attraction unit. The first line crosses two opposing sides of the rectangle or the square.Type: ApplicationFiled: July 23, 2013Publication date: August 28, 2014Applicant: Kabushiki Kaisha ToshibaInventors: Yosuke OKAMOTO, Nobuhiro KOMINE
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Publication number: 20140240893Abstract: A multi-layered capacitor includes three or more capacitor layers. A first layer includes a first DC-biased, tunable capacitor. A second layer, acoustically coupled to the first layer, includes a second DC-biased, tunable capacitor. A third layer, acoustically coupled to the second layer, includes a third DC-biased, tunable capacitor. Each dielectric of the first, second, and third capacitors has a resonance of about the same frequency, within 5%, and inner electrodes of the first, second, and third capacitors have a resonance of about the same frequency, within 5%. The resonance of each layer is a function of at least thickness, density, and material. The first, second, and third layers are biased to generate destructive acoustic interference, and the multi-layer capacitor is operable at frequencies greater than 0.1 GHz.Type: ApplicationFiled: February 26, 2014Publication date: August 28, 2014Applicant: BlackBerry LimitedInventors: Mircea Capanu, Andrew Vladimir Claude Cervin, Marina Zelner
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Publication number: 20140240894Abstract: In accordance with the present disclosure, one embodiment of a fractal variable capacitor comprises a capacitor body in a microelectromechanical system (MEMS) structure, wherein the capacitor body has an upper first metal plate with a fractal shape separated by a vertical distance from a lower first metal plate with a complementary fractal shape; and a substrate above which the capacitor body is suspended.Type: ApplicationFiled: August 21, 2012Publication date: August 28, 2014Inventors: Amro M. Elshurafa, Ahmed Gomaa Ahmed Radwan, Ahmed A. Emira, Khaled Nabil Salama
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Publication number: 20140240895Abstract: A multilayer ceramic capacitor includes a ceramic body having dielectric layers laminated therein; an active layer including first and second internal electrodes alternately exposed through end surfaces of the ceramic body having the dielectric layer interposed therebetween; upper and lower cover layers formed above and below the active layer; first and second external electrodes formed on end surfaces of the ceramic body, respectively; first and second dummy patterns extended from the first and second external electrodes into margin portions of the active layer in a length direction, respectively; and first and second dummy electrodes opposing each other in a length direction within the upper and lower cover layers, the first and second dummy electrodes being extended inwardly from the first and second external electrodes.Type: ApplicationFiled: May 17, 2013Publication date: August 28, 2014Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Jong Ho LEE, Eung Soo KIM, Jae Yeol CHOI, Doo Young KIM, Yu Na KIM, Sung Woo KIM