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| Number | Title | Issue Date |
| 8183785 | Method of controlling a lighting system based on a target light distribution The invention relates to a method of controlling a lighting system with multiple controllable light sources 3a, 3b and a system therefor. According to a first aspect, influence data of the lighting system are obtained, which data represen... | 05/22/2012 |
| 8183784 | Integrated lighting control module and power switch A lighting system includes a light source and a switch configured to receive input power and provide switched power. A control module is configured to receive the switched power and control the light source. The control module is further configured to provide the sw... | 05/22/2012 |
| 8120260 | Wireless convenience lighting system and method of making same A wireless convenience lighting system, comprises a base unit, the base unit connectable to an AC power supply, the base unit having a transmitter structure emitting at least one signal indicating one of an AC power loss or the AC power on, a remote lighting unit ha... | 02/21/2012 |
| 8110994 | Multi-zone closed loop daylight harvesting having at least one light sensor A multi-zone daylight harvesting method and apparatus having a closed loop system utilizing a single light sensor is disclosed herein. This light control system includes an ambient light sensor connected to a detection circuit for detecting the amount of ambient lig... | 02/07/2012 |
| 8106593 | Hybrid lighting device A hybrid lighting device is described. The hybrid lighting device comprises a solar panel arranged to generate electric power; a wind turbine arranged to generate electric power; an energy storage device electrically connected with the power controller and arranged ... | 01/31/2012 |
| 8098017 | Automatic, low level floor lighting system An automatic, low level floor lighting system includes a light unit including a light operable to produce visible light when energized by a power source and a control means for allowing a user to adjust an intensity of the visible light. The light unit also includes... | 01/17/2012 |
| 8076857 | Display devices with ambient light sensing A display device comprises an illumination source (12), a display modulator (10) for modulating the light provided by the illumination source and an integrated light sensor arrangement (14) to detect a light level. Light sensor signals from a pl... | 12/13/2011 |
| 8063568 | Remote color control device and lighting system A device is disclosed for wireless control of color of light emitted by a lighting system. The lighting system comprises signal receiving means and means for adjusting the color of light emitted from at least one lighting element, in response to a received color con... | 11/22/2011 |
| 8053993 | Lighting control console for controlling a lighting system and method for operating a lighting control console A lighting control console for controlling a lighting system, wherein digital adjusting commands are generated in the lighting control console, which can be transferred to the lighting devices of the lighting system via data connections, and wherein the lighting con... | 11/08/2011 |
| 8030851 | Switchable induction light A light fitting is provided with a first connector piece arranged to support a light and provide power thereto, an input connected to a power source and arranged to provide power permanently to an output comprising a primary coil, and a transmitter operable to trans... | 10/04/2011 |
| 8022632 | Color-controlled illumination device The invention relates to a color-controlled illumination device (1) with a number of light emitters, for example LEDs (L1, L2, L3, L4), of different primary colors. Photosensors (D1, D2, D3) consisting of a pho... | 09/20/2011 |
| 8013533 | Method and driver for determining drive values for driving a lighting device The present invention relates to a method for determining drive values for driving a lighting device at a desired brightness and color. The method comprising the steps of determining a first luminous flux weight ratio based on the desired color and a first drive cur... | 09/06/2011 |
| 7902759 | Method of programming a lighting preset from a radio-frequency remote control The present invention provides a method of programming a preset intensity of a dimmer switch from a radio-frequency (RF) remote control. A user is able to adjust the intensity of the lighting load to a new intensity and subsequently press and hold a preset button on... | 03/08/2011 |
| 7898184 | Lighting control system and control system The present invention includes a lighting control system provided with two or more lighting devices and one or more illumination comparing devices; wherein the illumination comparing device supplies to the lighting devices a comparison result in which a sampled illu... | 03/01/2011 |
| 7880394 | Lighting system to facilitate remote modification of a light fixture modifiable operating parameter A lighting system comprises a light fixture (100) and a corresponding remote control transmitter (200). The light fixture can comprise at least one electrically energizable light source (102), at least one local condition sensor (103), a ... | 02/01/2011 |
| 7880393 | Power-saving circuit A power-saving circuit is provided for saving electrical power by detecting a presence or absence of an object in a localized area. The power-saving circuit includes a sensor module, and a switch module connected to the sensor module. The detector is adapted for out... | 02/01/2011 |
| 7872423 | Smart load control device having a rotary actuator A load control device for controlling the amount of power delivered from an AC power source to an electrical load comprises a rotary actuator, such as a rotary knob or a rotary wheel. The load control device increases and decreases the amount of power delivered to t... | 01/18/2011 |
| 7868557 | Controlling an arrangement of semiconductors emitting light of distinct colors Controlling an arrangement of semiconductors of which different semiconductors emit light of different distinct colors is disclosed, whereby a feed forward control part, which is dependent on a junction temperature of semiconductors for each color, is operated with ... | 01/11/2011 |
| 7834555 | Method and system for luminance characterization A system for luminance characterization of a luminaire includes a ballast coil and a multi-tap capacitor connected in series with the ballast coil. The multi-tap capacitor has a plurality of tap capacitors integrated into a capacitor housing. A plurality of switches... | 11/16/2010 |
| 7741785 | Method and device for dimming lighting control devices to a predefined level A method for driving an electronically controlled lighting means operating device, by evaluating an output signal of a motion sensor which is connected to a supply voltage and outputs the supply voltage as an output signal as a function of the detection of a motion,... | 06/22/2010 |
| 7671539 | Systems and methods for generating optical energy using a light-emitting diode Systems for providing optical energy comprise an LED, a detector of optical energy, such as a photodiode, that measures the intensity of optical energy emitted by the light-emitting diode, and a controller. The controller adjusts the intensity of the optical energy ... | 03/02/2010 |
| 7633232 | Electronic candle and method of use A portable electronic light providing a light resembling a candle that can be turned off by blowing on the light or by generating other predetermined sounds. The electronic light comprises a sound sensor, one or more light emitting diodes, or LEDs, a light cover, a ... | 12/15/2009 |
| 7619366 | System for and method of controlling a light source and lighting arrangement The invention relates to a system for controlling a light source (208, 210, 212) within an area (200), the system comprising: location means conceived to detect a position of at least one person within an area (200); activity means conceived to ... | 11/17/2009 |
| 7545101 | Multi-zone closed loop daylight harvesting having at least one light sensor A multi-zone daylight harvesting method and apparatus having a closed loop system utilizing a single light sensor is disclosed herein. This light control system includes an ambient light sensor connected to a detection circuit for detecting the amount of ambient lig... | 06/09/2009 |
| 7429827 | Solar powered light assembly to produce light of varying colours A garden light 10 having a body (11) with a post (12), the lower end of which is provided with a spike (13). The upper end of the post (11) receives a lens assembly (12). Secured to the lens assembly (12) is a cap ass... | 09/30/2008 |
| 7417378 | Apparatus for controlling lighting lamp with security function and lighting control method using the same An apparatus for controlling a lamp with a security function and a lighting control method are disclosed. The apparatus includes a security switch for selecting a security mode, a light emitting diode for displaying security status, a lamp, an illuminance sensor set... | 08/26/2008 |
| 7405864 | Dimming device and display device incorporating the same A dimming device is provided by using a material which is capable of transitioning between a metallic reflection state and a transmitting state. The dimming device has a layered structure including a first layer and a second layer, such that the light reflectance of... | 07/29/2008 |
| 7400310 | Pulse signal drive circuit A pulse signal drive circuit includes an energy storage device. A source of energy supplies a substantially constant flow of energy to the energy storage device. A switch circuit draws repetitive pulses of substantially constant energy from the energy storage device... | 07/15/2008 |
| 7400266 | Method for improving vision in a motor vehicle A method, a device and a processing unit for improving visibility in a motor vehicle are described, a light source of the motor vehicle illuminating an illumination range. At least one monitoring sensor of the motor vehicle monitors the surroundings around the motor... | 07/15/2008 |
| 7397202 | Brightness control circuit and backlight control module A brightness control circuit is used to control brightness of a light emitting module. A light sensor module generates a first current through itself according to a light intensity. A charging module is coupled between the light sensor module and the ground, and gen... | 07/08/2008 |
| 7391171 | Display apparatus and control method thereof A display apparatus is provided having an LCD panel and a backlight unit to illuminate the LCD panel, and further including a temperature sensor to sense the temperature of the backlight unit, an inverter to drive the backlight unit, a power supply to supply power t... | 06/24/2008 |
| 7372010 | Combination socket and photosensor for measuring and adjusting intensity of lamp in the socket A combination socket and photosensor for measuring and adjusting intensity of a lamp in the socket of the combination socket and photosensor. A socket receives and electrically communicates with the lamp. A photosensor is operatively connected to the socket and meas... | 05/13/2008 |
| 7369060 | Distributed intelligence ballast system and extended lighting control protocol A ballast for use in a multi-ballast lighting system wherein the ballasts are coupled together by a digital communication network. The ballast comprises a power circuit portion for providing an electrical current to power a lamp. The ballast further includes a senso... | 05/06/2008 |
| 7368916 | Apparatus and methods for making capacitive measurements of cathode fall in fluorescent lamps Apparatus and methods for measuring cathode fall in fluorescent lamps are disclosed. Together with measurements of cathode temperature, such measurements of cathode fall may inform a determination of cathode heater voltage as a function of discharge current (i.e., a... | 05/06/2008 |
| 7360935 | Imitation candle with simulated lighted wick A decorative, imitation candle includes a simulated wick which generates the appearance of an open flame in a darkened environment. A light pipe is located at the expected location of the wick. The exposed end of the light pipe has a tip which produces a point like ... | 04/22/2008 |
| 7362285 | Compact radio frequency transmitting and receiving antenna and control device employing same A compact antenna for use in a device for controlling the power delivered to an electric load and operable to transmit or receive radio frequency signals at a specified frequency is presented. The antenna comprises a first loop of conductive material having a capaci... | 04/22/2008 |
| 7358706 | Power factor correction control methods and apparatus Power factor correction control methods and apparatus based on knowing in advance some information relating to anticipated load conditions (e.g., a desired power to be provided to a load). Based on “feeding-forward” known information about anticipated load condi... | 04/15/2008 |
| 7355349 | Apparatus and methods for providing emergency safety lighting The present invention transforms existing electrical wall outlets into an emergency lighting system for homes, hospitals, hotels, nursing homes and businesses. The lighting device, designed as a replacement electrical wall outlet or receptacle, simply plugs into an ... | 04/08/2008 |
| 7355522 | Aircraft beacon device on wind power installations A warning system for a wind power installation of a wind farm. In one embodiment, the warning system comprises a visibility measuring device. In one embodiment, the warning system comprises a controller configured to synchronize flashing lights on the wind power ins... | 04/08/2008 |
| 7352972 | Method and apparatus for the zonal transmission of data using building lighting fixtures This invention relates to the zonal transmission of data by radio means and optionally by optical means through the modulation of light from common building light fixtures, including the light output of fluorescent, mercury vapor, and other arc or discharge lamps an... | 04/01/2008 |
