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| Number | Title | Issue Date |
| 8115399 | OLED light source Organic light emitting diode (OLED) light source includes a plurality of stacked organic light emitting diode units comprised of a removable topmost organic light emitting diode unit and one or more removable underlying organic light emitting diode units. A power so... | 02/14/2012 |
| 8106594 | Semiconductor device and electronic apparatus using the same A semiconductor device with high function, multifunction and high added value. The semiconductor device includes a PLL circuit that is provided over a substrate and outputs a signal with a correct frequency. By providing such a PLL circuit over the substrate, a semi... | 01/31/2012 |
| 7893625 | Flat panel display device with compensated voltage drop A flat panel display device in which a cathode line and a power line are arranged such that voltage drops therein compensate each other. The flat panel display device of the present invention includes an insulating substrate having a pixel region in which pixels are... | 02/22/2011 |
| 7619367 | Electronic ballast protection A method of electronic ballast protection including providing an electronic ballast having an AC/DC converter 104 with an electronic ballast input and a mains voltage connection 103 connectable to a mains voltage 102, an inverter 120 oper... | 11/17/2009 |
| 7365494 | Display device and manufacturing method thereof A display device in which a light shielding film is formed so as not to increase the number of steps and its cost, is provided. The display device of the present invention includes a monitor element for controlling influence on a light-emitting element due to temper... | 04/29/2008 |
| 7362051 | Plasma display panel and method of manufacturing the same resulting in improved contrast and improved chromaticity A plasma display panel structure and a method of manufacturing the same. The plasma display panel has a front portion having a substrate having sustain electrodes. The plasma display panel has a front dielectric layer that attaches to the front portion. The front di... | 04/22/2008 |
| 7358538 | Organic light-emitting devices with multiple hole injection layers containing fullerene The present invention provides layered hole injection structures including one or more layers of fullerenes for application in an organic electroluminescent device. The layered structures include a bi-layered structure including an electrically conductive layer serv... | 04/15/2008 |
| 7329994 | Lighting system for vehicle A lighting system for a vehicle includes a lamp and a deciding circuit to detect the number of abnormal light emitting elements or the abnormal elements in the lamp. The deciding circuit may be connected to a disconnection detecting circuit by one signal line to det... | 02/12/2008 |
| 7327090 | Electronic module, methods of manufacturing and driving the same, and electronic instrument An electronic module includes an EL section; a first substrate on which the EL section is formed; a second substrate attached to the first substrate; an integrated circuit chip mounted on the second substrate; a plurality of first power supply interconnects formed o... | 02/05/2008 |
| 7327092 | Current driving circuit for inductive loads A circuit for driving the current for inductive loads such as an electron beam deflection coil for an x-ray generator system. The circuit includes two selectable voltage levels provided by a high level and a low level source. A plurality of switches selects the volt... | 02/05/2008 |
| 7324074 | Electroluminescent display panel and method for operating the same Electroluminescent display panel and method for operating the same. The electroluminescent display panel having a plurality of unit pixels defined by a plurality of gatelines, and a plurality of sourcelines running perpendicular to each other, the unit pixel includi... | 01/29/2008 |
| 7317441 | Constant current circuit, drive circuit and image display device A first amplifier circuit (132) included in a voltage generating circuit (114) includes a differential circuit formed of P-type TFT elements (P101, P102) and N-type TFT elements (N101, N102), a constant current circuit (1... | 01/08/2008 |
| 7224330 | Method of connecting a plasma panel to the electrical power supply therefor in an image display device The invention relates to a device comprising a metallic support plate, the front face of which supports a plasma discharge panel which is equipped with a network of pairs of adjacent electrodes and the rear face of which is equipped with a power supply. According to... | 05/29/2007 |
| 7215697 | Matched impedance controlled avalanche driver Controlled avalanche driver circuits and apparatuses for gas lasers. One embodiment typically delivers short, rapid, high voltage ionizing pulses in combination with an electric field whose magnitude is too low to sustain a normal glow discharge. The plasma is typic... | 05/08/2007 |
| 7211970 | Discharge lamp lighting device and lighting unit A resonance load circuit is supplied with the high-frequency voltage from the inverter circuit, and includes an inductor, a capacitor and a discharge lamp. The resonance load circuit is so that a declination with respect to the lighting frequency fs is set to a rang... | 05/01/2007 |
| 7208883 | Current detection circuit, and power supply apparatus, power supply system and electronic apparatus using the current detection circuit In the current detection circuit that detects the output currents of a switching power supply circuit, an improved current detection circuit makes it possible to detect the output current directions of power supplies solves the malfunction of the power supplies vibr... | 04/24/2007 |
| 7208874 | Transmitting type secondary electron surface and electron tube A transmission secondary electron emitter is provided which emits secondary electrons generated by the incidence of primary electrons. The transmission secondary electron emitter includes a secondary electron emitting layer which is made of diamond or a material con... | 04/24/2007 |
| 7200017 | Controller and driving method for supplying energy to display device circuitry A controller for controlling at least two power circuits comprises a phase-shift selector for generating a reference signal according to variable input signals, the reference signal is programmed to indicate an amount of phase-delay according to a number of CCFL pow... | 04/03/2007 |
| 7151344 | Electroluminescent driver circuit An electroluminescent driver circuit with improved power consumption efficiency. In one embodiment, an electroluminescent driver circuit comprises a load to provide illumination, an inductor, a transistor and a plurality of switches. The inductor has a first side co... | 12/19/2006 |
| 7141929 | Plasma display panel with priming electrode A plasma display panel to stabilize address properties. A front substrate (1) and a back substrate (2) face each other, to form a discharge space (3) which is partitioned by barrier ribs (11) to form priming discharge cells (16) an... | 11/28/2006 |
| 7135823 | Image forming apparatus and method for driving and controlling the same An image forming apparatus comprising: a cathode; a gate; an anode; an electron emitting element arranged on the cathode; an image forming member that is arranged opposite to the electron emitting element; a deflection electrode that deflects the orbit of the electr... | 11/14/2006 |
| 7126576 | Backlight assembly and liquid crystal display device using the same In a backlight assembly and a liquid crystal display device using the backlight assembly, a lamp assembly is mounted on a receiving container and includes lamps. The lamps are connected in parallel and are turned on by the power voltage supplied from a lamp driving ... | 10/24/2006 |
| 7126575 | Lamp driving apparatus, backlight assembly and liquid crystal display device using the same In a lamp driving apparatus, backlight assembly and liquid crystal display device using the same, the lamp driving module is mounted on the substrate and provides lamps with power voltage. Sensors are disposed on the substrate to face the lamps, and detect operation... | 10/24/2006 |
| 7122805 | Field emitter beam source and method for controlling a beam current The present invention refers to a field emitter beam source (10) comprising at least one emitter (11); at least one extracting electrode (19) to extract a beam current (IE) from the emitter (11); a current source (12) fo... | 10/17/2006 |
| 7112943 | Enabling circuit for avoiding negative voltage transients An enabling circuit for enabling a DC—DC converter having a capacitor coupled to an output terminal of the DC—DC converter to be controlled by a control signal. The enabling circuit may include a comparison circuit configured to compare a feedback signal represe... | 09/26/2006 |
| 7098069 | Light emitting device, method of preparing the same and device for fabricating the same A light emitting device having a high definition, a high aperture ratio and a high reliability is provided. The present invention realizes a high definition and a high aperture ratio for a flat panel display of full colors using luminescent colors of red, green and ... | 08/29/2006 |
| 7088048 | Device and process for switching and controlling an electron dose emitted by a micro-emitter This invention relates to a device for switching and controlling an electron dose emitted by a micro-emitter comprising a sensor module (30) that receives the output current from the micro-emitter and a voltage to adjust the... | 08/08/2006 |
| 7084587 | Apparatus and method for control of high intensity discharge lighting An improved apparatus and method for control of discharge lighting, such as HID (high intensity discharge) lighting, effects full-voltage start up of the lighting, and sustained operation of the lighting at a reduced voltage after a selected and variable start-up ph... | 08/01/2006 |
| 7084574 | Fluorescent light power source for supplying power to an external device Systems and methods are provided for deriving power for an external device from the power source of a fluorescent light. The power source includes a fluorescent ballast electrically connected to the connectors of a light fixture for receiving an input voltage and fo... | 08/01/2006 |
| 7075245 | Driving circuit for multiple cold cathode fluorescent lamps backlight applications The present invention provides a driving circuit for driving a light source. The driving circuit includes a serial-arranged transformers system having multiple primary windings and secondary windings; a first switch conducting current though a first path and a secon... | 07/11/2006 |
| 7067982 | Deriving power for an external device from a fluorescent light power source Systems and methods are provided for deriving power for an external device from a circuit of a fluorescent light. A first circuit supplies power from a fluorescent light power source to a fluorescent lamp. The power converter of an external device can be electricall... | 06/27/2006 |
| 7061479 | Plasma display panel and method of driving the same A driving method of the present invention is adapted to a plasma display panel which includes first and second electrodes formed on a substrate, third electrodes formed in a direction intersecting the first and second electrodes, and a dielectric layer covering the ... | 06/13/2006 |
| 7057611 | Integrated power supply for an LCD panel The present invention provides an integrated LCD panel power supply formed on a single printed circuit board. The integrated power supply includes at least one DC/AC control unit, at least one DC/DC buck converter unit and at least one DC/DC boost control unit. Each... | 06/06/2006 |
| 7049823 | Ionization vacuum gauge An ionisation vacuum gauge for measuring the residual pressure of a gaseous material remaining in a container (10), more particularly after operation of a vacuum pump comprises an electron-emitting cathode (31) made by exploiting the nanotube technolog... | 05/23/2006 |
| 7045964 | Emergency lighting system with automatic diagnostic test An emergency lighting system powers all the luminaires of a lighting system during normal use, and switches from utility power to an emergency power source to drive some of the luminaires during a power outage. The typical on/off wall switch control for regular use ... | 05/16/2006 |
| 7029140 | Flashing light system with multiple voltages Flashing lights may be added to footwear or other objects worn by persons. Flashing light systems are necessarily compact, consisting primarily of flashing lights and a power-and-control circuit that controls and enables the flashing of the lights. The lights may be... | 04/18/2006 |
| 7015660 | Circuit for driving cold cathode tubes The subject invention is a circuit for driving a cold cathode tube using a 110V power supply. Power is provided to the cold cathode tube through a direct current converter circuit. A resonance capacitor works in conjunction with the inductive storage device until th... | 03/21/2006 |
| 7009203 | Organic EL device and method for manufacturing the same An organic EL device includes a thin film transistor (TFT) array substrate including a first insulating substrate, a TFT formed on the first insulating substrate and a capacitor. It also includes an organic EL substrate including a second insulating substrate, and a... | 03/07/2006 |
| 7005795 | Electron bombardment of wide bandgap semiconductors for generating high brightness and narrow energy spread emission electrons A semiconductor source of emission electrons which uses a target of a wide bandgap semiconductor having a target thickness measured from an illumination surface to an emission surface. The semiconductor source is equipped with an arrangement for producing and direct... | 02/28/2006 |
| 6999059 | Display apparatus having illuminator and method of controlling the same A display apparatus including a main casing, and an illuminator attached to the main casing and illuminating circumference thereof, and further including an OSD input part provided for a user; an illuminating inverter provided for the illuminator; an OSD processing ... | 02/14/2006 |
