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Diode

Diode-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Light emitting diode control circuit with hysteretic control and low-side output current sensing
Fairchild Korea Semiconductor Ltd.
December 07, 2017 - N°20170354004

An led control circuit controls a switching operation of a switch by hysteretic control. The led control circuit includes a controller integrated circuit (ic) that senses a current sense voltage from a current sense resistor that is on a low-side of the switch. The led control circuit senses the current sense voltage during on-time of the switch to determine when ...
Light emitting diode control circuit with wide range input voltage
Fairchild Korea Semiconductor Ltd.
December 07, 2017 - N°20170354003

A light emitting diode (led) control circuit includes an inductor current sense circuit with a high-side diode string, a low-side diode string, and a sense resistor in series with and between the high-side and low side diode strings. The led control circuit receives an input voltage on an end that connects to the high-side diode string. An end of the ...
Multiple linear regulation
Fairchild Korea Semiconductor, Ltd.
December 07, 2017 - N°20170354002

A circuit comprises an amplifier and a plurality of channels, the plurality of channels including respective transistors. The respective transistors of the channels control respective magnitudes of respective currents of the channels according to an output of the amplifier. The respective transistors of the plurality of channels may be included in an auto-commutated circuit. A first light emitting diode (led) ...
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Optical transceiver using fec, optical transceiving system comprising same, and remote optical wavelength control method
Lightron Fiber-optic Devices Inc.
December 07, 2017 - N°20170353268

The present invention relates to an optical transceiver using fec, an optical transceiving system comprising the same, and a remote optical wavelength control method and, specifically, to an optical transceiver using fec, the optical transceiver comprising: a laser diode driver (ldd) for driving a laser diode (ld) for outputting light; a transmitter optical sub-assembly (tosa) for transmitting an optical signal ...
Current-controlled active diode
Dialog Semiconductor (uk) Limited
December 07, 2017 - N°20170353178

This application relates to an active diode circuit for letting current pass in one direction and blocking current in the opposite direction. The active diode circuit comprises a transistor, a control voltage generation circuit for generating a control voltage that is supplied to a control terminal of the transistor, and a sensing circuit for detecting a quantity indicative of a ...
Junction box for solar cell
Zhejiang Renhe Photovoltaic Technology Co., Ltd.
December 07, 2017 - N°20170353152

The present invention discloses a junction box for a solar cell. The junction box includes a box body, wherein the box body is provided with a plurality of conducting pieces for connecting solar cell pieces; two adjacent conducting pieces are connected by a diode; the conducting pieces at both ends are connected to the outside parts via a guide line ...
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System and method for an inverter for self-excitation of an induction machine
Deere & Company
December 07, 2017 - N°20170353134

A capacitor is connected between the direct current voltage terminals. Switched terminals of a first switch and a second switch are coupled in series, between the direct current voltage terminals. An electric machine or generator has one or more windings and a first phase output terminal associated with the switched terminals. A first set of blocking diodes are cascaded in ...
Precharge apparatus for power conversion system
Rockwell Automation Technologies, Inc.
December 07, 2017 - N°20170353120

Power conversion systems, methods and precharge systems are disclosed to charge a dc bus capacitor, including thyristors and reverse diodes coupled in ac circuit paths between ac input lines and a rectifier, a precharge resistor coupled in one or more of the ac circuit paths, and a controller to turn all the thyristors off to allow the dc bus capacitor ...
Driver for low emission switching regulator
Stmicroelectronics (china) Investment Co. Ltd
December 07, 2017 - N°20170353110

A switching regulator includes circuitry for reducing conductive emissions caused when the regulators switch from one transistor switch to the other. The switching regulator includes at least one switch with a diode connected from the source to the drain of at least one of the transistor switches. When the regulator switches from one transistor switch to the other, the circuitry ...
Power supply apparatus for sub-module of mmc
Hyosung Corporation
December 07, 2017 - N°20170353098

Provided is a power supply apparatus for sub-modules of a modular multilevel converter (mmc) which stably supplies power to the sub-modules of the mmc in connection with an hvdc system. The power supply apparatus for sub-modules of an mmc can include a charging unit in which an input voltage between p and n busses of the mmc is stored, a ...
High-power planar waveguide (pwg) pumphead with modular components for high-power laser system
Raytheon Company
December 07, 2017 - N°20170353005

A system includes a laser system having a master oscillator and a planar waveguide (pwg) amplifier having one or more laser diode pump arrays, a pwg pumphead, input optics, and output optics. The pwg pumphead is configured to receive a low-power optical beam from the master oscillator and generate a high-power optical beam. The pwg pumphead includes a laser gain ...
Method for manufacturing light extraction substrate for organic light emitting diode, light extraction substrate for ...
Corning Precision Materials Co., Ltd.
December 07, 2017 - N°20170352841

The present invention relates to a method for manufacturing a light extraction substrate for an organic light emitting diode, a light extraction substrate for an organic light emitting diode, and an organic light emitting diode comprising same, and more specifically, to a method for manufacturing a light extraction substrate for an organic light emitting diode, a light extraction substrate for ...
Organic light-emitting diode and method for producing an organic light-emitting diode
Osram Oled Gmbh
December 07, 2017 - N°20170352838

In one embodiment the organic light-emitting diode includes a substrate having a substrate upper side, an electrically conductive grid structure for a current distribution and an electrically conductive particle layer, which are located at the substrate upper side. The grid structure may be embedded in the particle layer. An organic layer sequence for generating the radiation is located directly on ...
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Diode Patent Applications
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Solar antenna array fabrication
Novasolix, Inc.
December 07, 2017 - N°20170352826

A method for constructing a solar rectenna array by growing carbon nanotube antennas between lines of metal, and subsequently applying a bias voltage on the carbon nanotube antennas to convert the diodes on the tips of the carbon nanotube antennas from metal oxide carbon diodes to geometric diodes. Techniques for preserving the converted diodes by adding additional oxide are also ...
Apparatus and method for forming organic light emitting diode
Hon Hai Precision Industry Co., Ltd.
December 07, 2017 - N°20170352810

A method for forming an organic light emitting diode is provided. A substrate and an evaporating source are provided. A first electrode is formed on a surface of the substrate. The evaporating source is spaced from the first electrode. The carbon nanotube film structure is heated to gasify an organic light emitting material and form an organic light emitting layer ...
Light-emitting module and light unit having thereof
Lg Innotek Co., Ltd.
December 07, 2017 - N°20170352791

A light-emitting module provided in an embodiment comprises: a circuit board; a light-emitting diode arranged on the circuit board; an optical lens arranged on the light-emitting diode; a reflective sheet arranged between the optical lens and the circuit board; and an adhesive layer arranged between the reflective sheet and the circuit board, wherein the optical lens comprises: an incident surface ...
Light emitting diode for surface mount technology, method of manufacturing the same, and method of ...
Seoul Viosys Co., Ltd.
December 07, 2017 - N°20170352786

A light emitting diode (led) includes a substrate, a first semiconductor layer disposed on the substrate, an active layer disposed on the first semiconductor layer, a second semiconductor layer disposed on the active layer, a first conductive layer disposed on a portion of the second semiconductor layer, a second conductive layer disposed on the second semiconductor layer, and an insulation ...
Light-emitting diode with multiple n contact structure
Korea University Research And Business Foundation
December 07, 2017 - N°20170352784

Provided are a horizontal light emitting diode (led) device and a method for fabricating the same. The horizontal led device includes a sapphire substrate; an n-type gan layer disposed on the sapphire substrate; an activation layer disposed on the n-type gan layer; a p-type gan layer disposed on the activation layer; a current spreading layer disposed on the p-type gan ...
Light emitting diode structure, light emitting diode device and the manufacturing method thereof
Lite-on Technology Corporation
December 07, 2017 - N°20170352778

A method for manufacturing a light emitting diode structure uses a removable prefilled layer to attach the flip-type chip on a temporary substrate. A growth substrate of the flip-type chip is removed by laser lift-off, and then the light emitting diode structure is attached to a transparent support body. Lastly, the temporary substrate and the prefilled layer are removed.
Fabricating method of optical sensing device
Au Optronics Corp.
December 07, 2017 - N°20170352764

An optical sensing device includes a thin film transistor disposed on a substrate, an optical sensor, a planar layer, and an organic light emitting diode. The optical sensor includes a metal electrode disposed on a gate dielectric layer of the thin film transistor and connecting to a drain electrode of the thin film transistor, an optical sensing layer disposed on ...
Modulation device comprising a nanodiode
Unlversite Lille 1 - Sciences Et Technologies
December 07, 2017 - N°20170352748

The invention relates to a modulation device created on a substrate (1), comprising at least one nanodiode in the form of a t fitted into a u, the channel (31) of said nanodiode being the leg of the t that is inserted into the u. The device is characterised in that it comprises at least one electrically conductive line (37) that passes over ...
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