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8183512 |
Optically-triggered power system and devices
A power device is provided in an optically-triggered power system having a controller for generating electrical control signals and a converter for converting the electrical control signals to...
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8172423 |
Illumination apparatus
An illumination apparatus includes a light source unit having solid light-emitting elements and a sensor unit having a wave transmission portion for transmitting energy waves of specified frequency...
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8110995 |
Illumination system comprising a plurality of light sources
An illumination system (1) comprises a plurality of light sources (11, 12, 13), each provided with a driver (21, 22, 23); a controller (30) for generating control signals (Sc1, Sc2>Sc3) for...
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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...
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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...
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8079717 |
System and method for automated projector lamp management
An information handling system projector tracks lamp usage to generate a lamp order form for order of a replacement lamp when lamp usage is a predetermined usage. The lamp order form is...
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8081216 |
Lighting control system and method
A lighting control system for controlling the lighting of a predetermined area is provided. According to one embodiment, the lighting control system comprises one or more light sources positioned...
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8053994 |
Intelligent wall switch
An intelligent wall switch comprises an extend operation panel including sensor areas with a first conducting film; a glass on the back sides of the sensor areas including second conducting films;...
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8035513 |
Wireless variable illumination level lighting system
A sensor circuit for remotely commanding the operation of a remote device includes a motion sensor circuit for detecting motion relative thereto and having an output conditioned upon motion...
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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...
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8014905 |
System and method for demand limiting resistive load management
An electricity demand limiting system for limiting the electricity consumption of at least one resistive load device. The demand limiting system includes a consumption controller associated with...
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8009042 |
Radio-frequency lighting control system with occupancy sensing
A load control system controls an electrical load provided in a space and comprises a load control device and one or more occupancy sensors. The load control device controls the load in response to...
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7965050 |
Selective control of lighting devices
In an arrangement of lighting devices (10), a remote control device (30) and a central control device (20), a particular lighting device to be controlled by means of the remote control device may...
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7928670 |
LED driver with multiple feedback loops
An LED driver includes at least two interlocked closed feedback loops. One feedback loop controls the duty cycle of the on/off times of a switch connected in series to the LED string, and the other...
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7923936 |
Flourescent lamp with integral proximity sensor for building energy management
A fluorescent lamp sensor system is provided. The fluorescent lamp sensor system includes a plurality of bulbs and a plurality of electrodes coupled to the bulbs. A balanced differential circuit...
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7902491 |
Device for regulating the backlighting of an LC display
A device for controlling the luminosity of an illuminating device, in particular for LC-display units in household appliances, includes a sensor which is used to detect the presence of a user, and...
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7888887 |
Luminescent lamp lighting device
A luminescent lamp lighting device includes a plurality of switch circuits 3, 4 each connected to each of luminescent lamps 5, 6 in series under one-to-one correspondence, a plurality of optical...
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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...
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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...
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7809963 |
User space power controller
A method and apparatus is provided for controlling power consuming devices within a user space. The method includes the steps of providing a plurality of power control devices where each power...
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7808185 |
Backlight current control in portable electronic devices
A method in a portable electronic device (100) having a user interface illumination (110) is disclosed. The method comprises sensing (202) an ambient light level in a neighborhood of the portable...
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7755294 |
Vehicle headlight beam controls
A method of manually overriding automatic activation of an automatic headlight control system for a motor vehicle, headlamps operable in a high beam state and a low beam state, a high/low beam...
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7755021 |
Non-toxic photo cells and photosensors including the same
Photo control devices include a housing having a light transmissive portion. A photosensor is positioned in the housing to receive light passing through the light transmissive portion of the...
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7741786 |
Lighting control with season detect
An outdoor lighting control method and apparatus for use with an outdoor lighting fixture that automatically detects the changing length of the day and provides for automatically turning off the...
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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...
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7696895 |
Pathway indicating luminaire
An pathway indicating luminaire for use in an auxiliary lighting system contains at least one source of primary light and at least one light emitting diode. A switching system provides energy from...
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7696698 |
LEDs tricolor power signal
A signal is described herein that provides light output for automotive, rail, ship traffic and/or illumination control that includes a light emitting diode (LED) array, wherein the LED array...
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7675248 |
Dual mode searchlight dimming controller systems and methods
A solid state microprocessor or digital signal processor (DSP) for dual mode illumination and dimming into modern aerospace searchlights. The system is a universal dimming platform with “smart f...
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7649321 |
Irradiation direction control apparatus and method
An apparatus for controlling the irradiation direction of a lamp for a vehicle is provided with an actuator 3R for controlling the irradiation direction of a headlamp 2R and a controller (ECU) 1...
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7641678 |
Tanning apparatus
A tanning apparatus for radiation treatment for personal care includes at least one gas discharge UV lamp, at least one ballast connected in series with said at least one gas discharge lamp, and at...
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7626509 |
Solar light for home security signs
An easily deployable miniature, LED light unit specifically for home security yard signs that is rechargeable by means of a solar cell array having a light sensor which automatically activates the...
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7605548 |
Electricity controller, device for lighting discharge tube, display device and electric power control method
An electricity controller is provided which comprises a first power control means for controlling output power from power generator 4 to a first level during a first period of start-up time for...
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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...
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7522211 |
Studio light
A studio light having first and second light output regimes, and adjustable color temperature. The color temperatures of the first and second light output regimes may be different. The light module...
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7517132 |
Light-emitting and light-receiving backlight unit, and information device using the light-emitting and light-receiving backlight unit
A multifunctional-type backlight unit, including a light guiding plate having a first incident/exit surface and a second incident/exit surface which are capable of receiving and emitting light, a...
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7446480 |
Apparatus and method for switching a light source
An apparatus and its corresponding method for switching a light source are provided. The apparatus includes a light sensor, a decision device and a light source. The light sensor senses the ambient...
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7429828 |
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...
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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...
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7405524 |
Light management system device and method
A lighting control system is disclosed. The lighting control system is electrically coupled to a load circuit for controlling indoor and/or outdoor lighting. The lighting control system includes a...
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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...
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7377658 |
System and method for automated projector lamp management
An information handling system projector tracks lamp usage to generate a lamp order form for order of a replacement lamp when lamp usage is a predetermined usage. The lamp order form is...
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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...
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7339471 |
Nighttime-controlled lighting system
A time-controlled security lighting system records the length of nighttime and is capable of automatically adjusting for seasonal nighttime hours. The time duration between the initial nighttime...
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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...
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7324076 |
Methods and apparatus for setting the color point of an LED light source
In one embodiment, a user-selected color point is received. RGB tristimulus values are then derived for the color point. It is also determined whether the user-selected color point is outside a...
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7290903 |
Projection display
A projection display includes a housing, a display panel, a power plug for electrically connecting to an external power source and receiving power provided by the external power source, a light...
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7268682 |
Room monitoring and lighting system
A system for improving the safety of a room occupied by a patient includes a sensor for monitoring when the patient is out of bed. The sensor sends a signal that gives an alert to a care giver that...
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7242313 |
System for providing pathway indications through unlit areas
An auxiliary lighting system contains at least one photoelectric cell to convert ambient light into energy and at least one light emitting diode. The photoelectric cell converts ambient light into...
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7211960 |
Burglar-proof wireless light adjusting module
A burglar-proof wireless light adjusting module is provided wherein a transmission socket of a control module is connected with a lamp and a local power, respectively, whereas a control socket at...
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7157856 |
Apparatus and method for controlling headlight in vehicle and headlight lamp having multifunction structure
The present invention relates to a headlight lamp (110) having a multifunction structure in which a lighting angle of a headlight of a vehicle is automatically and manually controlled based on a...
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