Patents
Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
06/2013
06/26/2013CN101355841B Drive unit, smoothing circuit, DC/DC converter
06/25/2013US8471501 Illumination brightness control apparatus and method
06/25/2013US8471500 Electronic device and method of illumination
06/25/2013US8471499 Light source driver
06/25/2013US8471498 Illumination device with electrical variable scattering element
06/25/2013US8471497 Control circuit and method for LED drivers
06/25/2013US8471496 LED calibration systems and related methods
06/25/2013US8471495 Light-emitting diode driving apparatus and light-emitting diode lighting controlling method
06/25/2013US8471494 LED white-light devices for direct form, fit, and function replacement of existing fluorescent lighting devices
06/25/2013US8471493 Combination LED driver
06/25/2013US8471492 Wireless adaptation of lighting power supply
06/25/2013US8471491 Method for operating AC light-emitting diode
06/25/2013US8471486 Energy-saving mechanisms in multi-color display devices
06/25/2013US8471484 Reversed-polarity pulse generating circuit for direct current plasma and direct current plasma power supply unit
06/25/2013US8471483 Multi-channel LED driving system
06/25/2013US8471481 Lighting apparatus using PN junction light-emitting element and dimming method thereof
06/25/2013US8471480 Decorative light string having master and slave modes and master override switch
06/25/2013US8471478 Light control signal generating circuit
06/25/2013DE202012101022U1 Vorrichtung zum Einstecken in eine Netzsteckdose und System mit einer Vorrichtung zum Einstecken in eine Netzsteckdose Device for plugging into a power outlet and the system with a device for plugging into an AC outlet
06/25/2013CA2396094C Method and system for generating a user interface for distributed devices
06/25/2013CA2338506C Multi-mode light-emitting device for underwater applications
06/23/2013CA2799865A1 Switching device with auto-correction of switching member
06/22/2013CA2798964A1 Timer-based switching circuit synchronization in an electrical dimmer
06/22/2013CA2798962A1 Threshold-based zero-crossing detection in an electrical dimmer
06/20/2013WO2013090704A1 Systems and methods for data communication from an led device to the driver system, by load modulation
06/20/2013WO2013090477A1 Assembling and controlling light unit arrays
06/20/2013WO2013090350A1 Emergency lighting devices with led strings
06/20/2013WO2013090326A1 Lighting devices including boost converters to control chromaticity and/or brightness and related methods
06/20/2013WO2013090275A2 Emergency lighting systems and methods for solid state lighting apparatus
06/20/2013WO2013089659A2 Solid state lighting devices providing visible alert signals in general illumination applications and related methods of operation
06/20/2013WO2013089506A1 Led driving device
06/20/2013WO2013089341A1 Optical device integrated with driving circuit and power supply circuit, method for manufacturing optical device substrate used therein, and substrate thereof
06/20/2013WO2013088930A1 Light source control device and game machine
06/20/2013WO2013088897A1 Environmental adjustment device and environmental system
06/20/2013WO2013088874A1 Light emitting device and organic el element driving method
06/20/2013WO2013088608A1 Lighting environment suggestion system
06/20/2013WO2013088394A2 Methods and apparatus for controlling lighting
06/20/2013WO2013088312A1 Methods and apparatus for sensing light output and controlling light output
06/20/2013WO2013086791A1 Lighting lamp capable of automatically adjusting brightness and light color
06/20/2013WO2013086790A1 Passage lighting system activated through visible light mutual inductance
06/20/2013US20130155128 Light source device having first light source, second light source, and control section to control drive timing of first light source and second light source such that drive pattern of second light source is inversion of drive pattern of first light source, and projection apparatus and projection method which utilize said light source device
06/20/2013US20130154519 Led lamp with color-mixing cavity
06/20/2013US20130154517 Layered Dimmer system
06/20/2013US20130154515 Systems and methods of applying bleed circuits in led lamps
06/20/2013US20130154514 Voltage-controlled light diffusing module, flash lamp module and controlling method thereof based on face information
06/20/2013US20130154513 Method and Apparatus for Operating a Group of Lighting Fixture Nodes
06/20/2013US20130154512 Smart power device
06/20/2013US20130154511 Universal Lighting Source Controller with Integral Power Metering
06/20/2013US20130154510 Current balancing circuits for light-emitting-diode-based illumination systems
06/20/2013US20130154509 Light source apparatus
06/20/2013US20130154508 Simo converters that generate a light output
06/20/2013US20130154507 Current control for simo converters
06/20/2013US20130154505 Keypad assembly
06/20/2013US20130154504 Dimming and control arrangement and method for solid state lamps
06/20/2013US20130154503 Method to control a lighting current of a lighting device
06/20/2013US20130154501 Control of Operational Parameters of Operational Devices for LEDs
06/20/2013US20130154500 Method and apparatus for led driving and dimming, and illumination system
06/20/2013US20130154497 Lighting device and illumination apparatus including same
06/20/2013US20130154496 Multi-mode flyback control for a switching power converter
06/20/2013US20130154495 Adaptive Current Control Timing and Responsive Current Control for Interfacing with a Dimmer
06/20/2013US20130154494 Electronic device for driving light emitting diodes
06/20/2013US20130154493 Dimming controlling circuit for led
06/20/2013US20130154491 Efficiency regulation for led illumination
06/20/2013US20130154489 Lighting Apparatus And Light Emitting Diode Device Thereof
06/20/2013US20130154488 Dimmable LED Driver with Multiple Power Sources
06/20/2013US20130154487 Triac dimmer compatible led driver and method thereof
06/20/2013US20130154486 Selective light sensor and daylight management
06/20/2013US20130154485 Dual light sensors on a portable electronic device
06/20/2013US20130154484 LED Driving System for Driving Multi-String LEDS and the Method Thereof
06/20/2013US20130154483 Method and apparatus to measure light intensity
06/20/2013US20130154482 Open-circuit protection circuit of constant current driving circuit for light emitting diodes
06/20/2013US20130154476 Anti-collision aircraft light
06/20/2013DE102011088977A1 LED-Konverter mit PWM-Impulsen mit stabilisierter Amplitude LED converter with PWM pulses with stabilized amplitude
06/20/2013DE102011088966A1 Betriebsschaltung für Leuchtdioden und Verfahren zum Betrieb von Leuchtdioden Operating circuit for light emitting diodes and method for operating light emitting diodes
06/20/2013CA2762869A1 Wireless lighting and electrical device control system
06/19/2013EP2605622A2 Dynamic ambient lighting
06/19/2013EP2604096A1 Led switch circuitry for varying input voltage source
06/19/2013EP2604095A2 Interface circuit for a lighting device
06/19/2013EP2604094A1 Optoelectronic device, system and method for obtaining an ambient light spectrum and modifying an emitted light
06/19/2013EP2603731A1 Led-based light emitting systems and devices with color compensation
06/19/2013DE202013004095U1 LED-Beleuchtungssystem LED lighting system
06/19/2013CN203015246U Emergent power supply switching circuit for aeroplane floodlight
06/19/2013CN203015245U Lamp fault detection circuit and flasher
06/19/2013CN203015244U Power wire LED lamp circuit based on PL3120 power wire carrier wave chip
06/19/2013CN203015243U Intelligent street lamp control system
06/19/2013CN203015242U Fire emergency illumination control circuit
06/19/2013CN203015241U Stroboflash-free LED desk lamp having storage function
06/19/2013CN203015240U Classroom light intelligence control system
06/19/2013CN203015239U Off-line LED driving power supply
06/19/2013CN203015238U Off-line LED driving power supply
06/19/2013CN203015237U Simple and highly-efficient LED lamp driving power supply
06/19/2013CN203015236U A LED driving power supply
06/19/2013CN203015235U Sound and light control lamp with fire-fighting forcible startup function
06/19/2013CN203015234U Freezing-proof dust-proof intelligent street lamp lighting control system
06/19/2013CN203015233U Wireless home lighting control unit based on 2.4GHz
06/19/2013CN203015232U Office intelligent electric light control system
06/19/2013CN203015231U Sound-controlled fluorescent lamp
06/19/2013CN203015230U Logic control circuit of trunk lamp
06/19/2013CN203015229U Solar energy and commercial power complementary intelligent street lamp controller
06/19/2013CN203015228U T5 straight tube LED lamp driver