H05B 37 - Circuit arrangements for electric light sources in general

Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
11/2006
11/29/2006	CN1287547C Method and apparatus for making communication with lamp drive device
11/29/2006	CN1287521C Circuit with an photo-electronic display unit
11/29/2006	CN1286735C Bulb assembly capable of generating electromagnetic radiation and used in lamp assembly
11/28/2006	US7142932 Hand-held remote control system
11/28/2006	US7141941 Staggering switching signals for multiple cold cathode fluorescent lamp backlighting system to reduce electromagnetic interference
11/28/2006	US7141940 Method and control circuitry for providing average current mode control in a power converter and an active power filter
11/28/2006	US7141937 High-pressure discharge lamp operation device and illumination appliance having the same
11/28/2006	US7141936 Driving circuit for light emitting diode
11/28/2006	US7141935 Inverter circuit for surface light source system
11/28/2006	US7141934 Element substrate and light emitting device
11/28/2006	US7141933 Systems and methods for a transformer configuration for driving multiple gas discharge tubes in parallel
11/28/2006	US7141923 Field emission display in which a field emission device is applied to a flat display
11/28/2006	US7140742 Surface-mount semiconductor lighting apparatus
11/23/2006	WO2006123697A1 Data transmitting apparatus and data receiving apparatus
11/23/2006	WO2006122714A1 Multispectral lighting unit
11/23/2006	WO2005089029A9 Remotely controllable switch for incorporating in a wall socket
11/23/2006	WO2005074574A3 Parallel plate electron multiplier with ion feedback suppression
11/23/2006	WO2005052751A3 Light system manager
11/23/2006	US20060264720 Switch-mode oximeter LED drive with a single inductor
11/23/2006	US20060262530 Planar light source device and display device using the same
11/23/2006	US20060261758 Limited open circuit voltage ballast
11/23/2006	US20060261757 Power-supplier duplexing operation apparatus and operation method thereof
11/23/2006	US20060261755 Circuit and method for the operation of miniature high pressure short-arc lamps using alternating current
11/23/2006	US20060261754 LED driving circuit having dimming circuit
11/23/2006	US20060261753 Stepped dimming ballast for fluorescent lamps
11/23/2006	US20060261752 DC-DC converter having protective function of over-voltage and over-current and led driving circuit using the same
11/23/2006	US20060261751 Discharge prevention circuit and electronic equipment provided with the discharge prevention circuit
11/23/2006	US20060261750 Method and device for driving CCFL circuit
11/23/2006	US20060261749 Independent safety processor for disabling the operation of high power devices
11/23/2006	US20060261748 Discharge lamp ballast apparatus
11/23/2006	US20060261747 Light emitting diode drive circuit
11/23/2006	US20060261746 Power control circuit for controlling rated power supplied to a load
11/23/2006	US20060261742 Phosphor converted light source
11/23/2006	US20060261741 Energy saving lamp with sensor
11/23/2006	DE102006021648A1 Light emitting device for AC and production process comprises at least two micro-platelets having light active layers arranged to emit light alternately during the positive and negative half-cycles of the AC voltage
11/23/2006	DE102004045871B4 Verfahren und Schaltungsanordnung zur Alterungskompensation von organischen Lichtemitterdioden Method and circuit arrangement for aging compensation of organic light emitting diodes
11/23/2006	CA2608413A1 Dimmer having a power supply monitoring circuit
11/22/2006	EP1725081A2 Method for setting light intensity thresholds in motion detectors
11/22/2006	EP1723834A1 Multiple-input electronic ballast with processor
11/22/2006	EP1723833A1 Projection television receiver having a projection lamp life indicator
11/22/2006	EP1558465B1 Device for controlling lighting, especially inside the passenger compartments of vehicles and control method therefor
11/22/2006	CN2840587Y Stroboscopic lamp device with display lamp
11/22/2006	CN2840586Y 通用led照明电路 GM led lighting circuit
11/22/2006	CN2840041Y Multifunction alcohol excess warning device
11/22/2006	CN2838621Y Intelligent controller for ultraviolet sterilizing lamp
11/22/2006	CN1866991A Electronic device for adjusting lighting brightness according to outside light intensity
11/22/2006	CN1866709A Light emitting diode drive circuit
11/22/2006	CN1286348C Controller for street lamp, advertisement lamp and exterior illumination lamp
11/22/2006	CN1285976C Remote monitoring system of equipment in shop
11/21/2006	US7139680 Apparatus and method for standby lighting
11/21/2006	US7139617 Systems and methods for authoring lighting sequences
11/21/2006	US7138970 Method of LED life extension and end-of-life prediction
11/21/2006	US7138770 LED driving circuit
11/21/2006	US7138769 Device for operation of a high pressure discharge lamp and a projector device
11/16/2006	WO2006119700A1 Solar powered led street lamp with automatic light control
11/16/2006	US20060255753 LED drive circuit, LED lighting device, and backlight
11/16/2006	US20060255750 Discharge lamp energizing circuit and method of energizing discharge lamp
11/16/2006	US20060255749 Dedicated LED Airfield System Architectures
11/16/2006	US20060255744 LED illuminating module
11/16/2006	DE102005047337A1 Method of adjusting brightness thresholds of a light-sensitive person presence sensor and switching on illumination uses micro-controller and EEPROM
11/16/2006	DE102005029631B3 Room dimmer switch with dimmer electronics, has first and second control inputs with changeover switch
11/16/2006	DE102005023295A1 Schaltung zur Ansteuerung und Überwachung eines Lichtsignals Circuit for controlling and monitoring a light signal
11/16/2006	DE102005022832A1 Scheinwerfer für Film- und Videoaufnahmen Projector for film and video recordings
11/16/2006	DE102005021297A1 Beurteilung des Zustands einer Heizwendel Assessing the condition of a heating coil
11/16/2006	CA2610217A1 Solar powered led street lamp with automatic light control
11/15/2006	EP1722610A1 Monitoring of the status of a discharge lamp filament
11/15/2006	EP1722608A2 Circuit for operating and monitoring a light signalling device
11/15/2006	EP1722607A2 Electric lamp and lighting system, and method for operating said electric lamp and lighting system
11/15/2006	EP1722600A2 Dedicated LED airfield system architectures
11/15/2006	EP1721805A1 Circuit arrangement for detecting a current theshold
11/15/2006	EP1721494A1 Evg, or electronic intermediate unit for illuminating elements provided with a programmable or configurable control unit
11/15/2006	EP1721327A1 Power saving switch
11/15/2006	CN2838205Y Solar light fixture controller
11/15/2006	CN2838204Y Touch induced lighting circuit
11/15/2006	CN2838203Y Intelligent controller for lecture room lighting
11/15/2006	CN2838202Y Rechargeable lamp with power supply function
11/15/2006	CN2838201Y Circuit for electronic candle and candle stick
11/15/2006	CN2838200Y Boosting white LED drive
11/15/2006	CN2837951Y Solar traffic control system
11/15/2006	CN2837666Y LED cloth lamp with battery to supply power
11/15/2006	CN1863423A LED drive circuit, LED lighting device, and backlight
11/15/2006	CN1863422A Circuit and method for accelerating on/off of LED
11/14/2006	US7135966 Lighting installation with regulation of light emission devices
11/14/2006	US7135825 LED power supply device
11/14/2006	US7135823 Image forming apparatus and method for driving and controlling the same
11/09/2006	WO2006118976A1 Electronic ballast having a flyback cat-ear power supply
11/09/2006	US20060250091 Lighting circuit for light-emitting diode and control method thereof
11/09/2006	US20060250028 Touch sensor and location indicator circuits
11/09/2006	US20060250027 Switching circuit, method and control unit for switching a lighting fixture
11/09/2006	US20060249660 Apparatus and method for adjusting brightness
11/09/2006	DE102005029632B3 Movement indicator for room lighting has optical system with sensor head and evaluation circuit to select illumination by either room or night light
11/09/2006	DE102005020406A1 Light source e.g. lamp, operating circuit arrangement for e.g. street lighting system, has device detecting and/or measuring time period between switching-off and reswitching-on power supply, and control circuit determining time base
11/08/2006	EP1719391A2 Automatic power control module for battery powered devices
11/08/2006	EP1488447A4 Electrically illuminated flame simulator
11/08/2006	CN2836404Y TV remote controller with lighting function
11/08/2006	CN2836403Y Power-saving seven color projection lamp
11/08/2006	CN2836402Y Automatic control device for tutorial building lighting in campus
11/08/2006	CN2836401Y Intelligent bulbs on traditional lamp holder controlled with wall-mounted switch
11/08/2006	CN2836400Y Boosting device for automobile light
11/08/2006	CN2836399Y Environment protective integrated lamp holder, power supply, and alarm miner's lamp

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