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Patent # Description
US-8,084,979 Method for testing an electric motor
A method for testing an electric motor which is connected to a valve element by at least one component comprises starting the motor, measuring a movement...
US-8,084,978 Adjusting device and control device of a vehicle
The invention relates to a control device of a vehicle seat for controlling a first drive and a second drive and for detecting jamming of a body part or of an...
US-8,084,977 Motor control device and compressor
A motor control device performing vector control for a motor that drives a load whose load torque varies periodically. The motor control device has: a motor...
US-8,084,976 Motor control device and compressor
A motor control device performing vector control for a motor that drives a load whose load torque varies periodically. The motor control device has: a motor...
US-8,084,975 Brushless motor, brushless motor control system, and brushless motor control method
A brushless motor control system according to the present invention detects a rotor stop position when activating the brushless motor including a stator having...
US-8,084,974 Inverter device
There is provided an inverter device capable of simplifying the circuit structure, lowering the cast, and downsizing of the device. The inverter device detects...
US-8,084,973 Motor driving circuit
A motor driving circuit generates pulse driving signals, and controls the ON/OFF state of a switching circuit connected to a coil of a motor which is to be...
US-8,084,972 Dual lane control of a permanent magnet brushless motor using non-trapezoidal commutation control
A motor control system and method implements non-trapezoidal motor control and meets established "fail passive" regulatory guidelines. In particular, a system...
US-8,084,971 Motor drive circuit and disc device using the same
An energization signal generating circuit respectively compares back electromotive forces generated in coils of each phase of a motor with a midpoint voltage of...
US-8,084,970 Electrical machine and method of controlling the same
An electrical machine having a stator and a rotor. The stator includes a core and a plurality of windings disposed on the core in a multiple-phase arrangement....
US-8,084,969 Hall-effect based linear motor controller
A linear motion control device for use in a linear control system is presented. The linear motion control device includes a coil driver to drive a coil that,...
US-8,084,968 Use of an accelerometer to control vibrator performance
A mobile device includes a vibrator, an accelerometer that senses a parameter of rotation, and a processor. The vibrator includes a drive motor and a drive...
US-8,084,967 Motor controller and printer
A motor controller is provided. The motor controller includes a motor drive unit that drives a plurality of motors; a thermal shutdown unit that is provided in...
US-8,084,966 Electromotive furniture drive for displacing parts of an item of furniture in relation to one another
An electromotive furniture drive (2) for displacing parts of an item of furniture in relation to one another comprises a base body (16) on which a first drive...
US-8,084,965 All-Ion accelerator and control method of the same
An accelerator that can accelerate by itself all ions up to any energy level allowed by the magnetic fields for beam guiding, and provides an all-ion...
US-8,084,964 Methods for adjusting brightness of light sources
A method for adjusting brightness of a light source is provided. A light source with X brightness degrees is provided. The light source is turned on and off at...
US-8,084,963 Management of rechargeable battery in an enclosed lighting module
Embodiments of the present disclosure provide methods, systems, and apparatuses related to managing a rechargeable battery in an enclosed lighting module. Other...
US-8,084,962 Driving circuit for LED
A driving circuit for LED includes: at least one LED; a light emission driving circuit having a first PWM unit and a power converting unit generating a driving...
US-8,084,961 Backlight module control system and control method thereof
A backlight module control system includes at least one backlight module, a driving circuit, at least one switch and a power supply module. The driving circuit...
US-8,084,960 Circuits and methods for powering light source with balanced currents
A light source driving circuit for powering multiple light sources in a vehicle includes multiple current limiters and a balance controller. The current...
US-8,084,959 Light emitting diode backlight module and driving apparatus and method thereof
A light emitting diode (LED) backlight module, a driving apparatus and a driving method thereof are provided. The driving apparatus is adapted to drive at least...
US-8,084,958 Device for generating light with a variable color
Disclosed is an illumination system that includes a lamp assembly, a controller, a user input device, and a memory defining discrete color points and containing...
US-8,084,957 Illuminating apparatus for display device and display device having same
An illuminating apparatus used for a display device includes a plurality of illuminating units, each of which includes a first feeding member, a second feeding...
US-8,084,956 Apparatus and method for automatically trimming an output parameter of an electronic ballast
An electronic ballast includes a microprocessor which is programmed to read a voltage value corresponding to an output of the electronic ballast, output a...
US-8,084,955 Systems and methods for improved startup and control of electrodeless plasma lamp using current feedback
In one example embodiment, a drive probe is coupled to the lamp body to provide the primary power for ignition and steady state operation of the lamp. Feedback...
US-8,084,954 Lamp driving circuit
The present invention relates to a lamp driving circuit capable of achieving miniaturization by using a safe insulation type multi-output transformer. The lamp...
US-8,084,953 Changing power input to a gas discharge lamp
The present disclosure thus provides a technique for providing multi-level operation of ballast circuitry for discharge lamps. In one version, an auxiliary...
US-8,084,952 Method and system to detect zero current conditions in an electronic ballast by monitoring voltage across a...
The invention discloses a method and system to detect zero current conditions in a buck inductor by monitoring the voltage across the buck inductor. Once zero...
US-8,084,951 Inverter and liquid crystal display device including the same
Disclosed is a liquid crystal display panel which includes a switching circuit for converting an input voltage into an alternating current (AC) voltage, a...
US-8,084,950 Drive circuit
Provided is a drive circuit for a light emitting device, which compensates for a decrease in luminance of the light emitting device and reduces a burn-in...
US-8,084,949 Fluorescent ballast with inherent end-of-life protection
A ballast with end-of-life ("EOL") protection is presented in which the voltage across a lamp at EOL is controlled to prevent the lamp from overheating, while...
US-8,084,948 Method for dimming a light generatng system for generating light with a variable color
A method for dimming an illumination system (20) capable of emitting light (L) with a variable color is described. The illumination system (20) comprises three...
US-8,084,947 Pulsed dielectric barrier discharge
A method of generating a glow discharge plasma involves providing a pair of electrodes spaced apart by an electrode gap, and having a dielectric disposed in the...
US-8,084,946 Method of driving a flash device and a number of loads powered by a battery and handheld electronic device...
A handheld electronic device includes a processor; a battery; a flash device; a number of loads powered by the battery; and a flash driver outputting a flash...
US-8,084,945 AC driven light-emitting diodes
The invention relates to a circuit (2) comprising at least two parallel-connected light-emitting diodes (4, 5) opposite poled in a first parallel branch (12)...
US-8,084,944 Lamp device and method for the production of a lamp device
A lamp device (1), wherein the lamp device (1) has at least one contact conductor (31) and a vessel (20) for enclosing a gas. The vessel (20) delimits a primary...
US-8,084,943 Plasma display panel with front filter
Disclosed is a plasma display panel wherein reduction of reflection and improvement in contrast and sharpness of image light can be attained at the same time....
US-8,084,942 Phosphor particle group and light emitting apparatus using the same
Provided is a phosphor particle group of divalent europium-activated oxynitride green light emitting phosphor particles each of which is a .beta.-type SiAlON...
US-8,084,941 Organic light emitting diode display having improved mechanical strength
The present invention is related to an OLED display, and one aspect of the OLED display includes a substrate member, an insulating layer formed on the substrate...
US-8,084,940 Organic light-emitting diode display having nonoverlapping yellow and blue emission layers
An OLED display including: a first substrate; an opposing second substrate; an organic light-emitting unit disposed on a side of the first substrate that faces...
US-8,084,939 Organic light emitting display and fabricating method thereof
An organic light emitting display according to an exemplary embodiment of the present invention includes a first pixel to represent a white color, a second...
US-8,084,938 Organic electroluminescent panel, organic electroluminescent display, organic electroluminescent lighting...
An organic electroluminescent panel, an organic electroluminescent display, an organic electroluminescent lighting device, each include an organic...
US-8,084,937 Binaphthyl compound and organic light emitting element using the same
The present invention provides a novel binaphthyl compound and an organic light emitting element having a good light emitting efficiency and a high durability...
US-8,084,936 Organic light emitting device having an inorganic isolation pattern and method of manufacturing the same
An organic light emitting device including a first electrode disposed on a substrate, a separator disposed on the first electrode in a lattice shape and having...
US-8,084,935 Organic electroluminescent element and display panel using said element
There are provided an organic electroluminescent (EL) element, which can realize the provision of a large screen by the formation of a film through coating in a...
US-8,084,934 White light emitting device
A white LED with an improved structure for high light emitting efficiency is provided. The white LED includes a light source device and a phosphor containing...
US-8,084,933 Inorganic electroluminescent device and method of manufacturing the same
An inorganic electroluminescence ("EL") device includes a lower electrode; a dielectric layer disposed on the lower electrode; an inorganic emission layer...
US-8,084,932 Electron beam apparatus and image display apparatus using the same
Deformation of a gate by Coulomb force generated when operating an electron-emitting device is inhibited by appropriately maintaining relationship between film...
US-8,084,931 Fluorescent material substrate and image display device, and methods for manufacture thereof
Degradation of a fluorescent material used in an image display device provided with an electron emitting device that is caused by heating in the process of...
US-8,084,930 Multiple device shaping uniform distribution of current density in electro-static focusing systems
System that focuses electron beams in an electro-static area to a laminar flow of electrons with uniform distribution of current density and extraordinary...
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