Patents
Sitemap › H05 - Electric techniques not otherwise provided for › H05B - Electric heating; Electric lighting not otherwise provided for › H05B 37 - Circuit arrangements for electric light sources in general
Patents for H05B 37 - Circuit arrangements for electric light sources in general (57,776)
12/2012
12/25/2012US8339061 Illuminating system having sequential color filtering and a high-pressure discharge lamp
12/25/2012US8339059 Light emitting device for AC operation
12/25/2012US8339056 Lamp ballast with protection circuit for input arcing and line interruption
12/25/2012US8339055 Inrush current limiter for an LED driver
12/25/2012US8339054 Motion sensor switch for 3-way light circuit and method of lighting control using the same
12/25/2012US8339053 LED dimming apparatus
12/25/2012US8339052 Power supply apparatus and method for AMOLED
12/25/2012US8339050 Light emitting diode driving circuit and light emitting diode array device
12/25/2012US8339049 LED driving circuit having a large operational range in voltage
12/25/2012US8339048 Hybrid light source
12/25/2012US8337068 Selection system relating to light-emitting diode dies and method thereof
12/20/2012WO2012173518A1 Street lighting control system
12/20/2012WO2012172879A1 Organic el illumination device
12/20/2012WO2012172470A1 Adaptive controlled outdoor lighting system and method of operation thereof
12/20/2012WO2012172420A1 Light emitting diode driver circuit
12/20/2012WO2012171230A1 Boost circuit for led backlight driving circuit
12/20/2012WO2012171192A1 An automatic light adjusting courtyard lamp
12/20/2012US20120319623 Lead line structure and display panel having the same
12/20/2012US20120319621 Triac dimming systems for solid-state loads
12/20/2012US20120319620 Led-based lighting module and control method
12/20/2012US20120319619 Circuit capable of improving a shift of gamma curve resulting from led temperature rise and a device thereof
12/20/2012US20120319618 Method and a system for controlling a lighting system
12/20/2012US20120319617 LED Lighting Device
12/20/2012US20120319616 Solid state light fixture with a tunable angular distribution
12/20/2012US20120319615 Led driver circuit and method of driving led
12/20/2012US20120319614 Transformer and display device using the same
12/20/2012US20120319613 Illuminating Device
12/20/2012US20120319612 Circuit arrangement for an led light source
12/20/2012US20120319611 Boost Circuit for LED Backlight Driver Circuit
12/20/2012US20120319610 Led lighting apparatus
12/20/2012US20120319609 Light emitting diode driver having offset voltage compensating function
12/20/2012US20120319608 Dimmer system and damper circuit thereof
12/20/2012US20120319607 Lighting controlling method, lighting apparatus and lighting system
12/20/2012US20120319606 Fluorescent tube driving device
12/20/2012US20120319605 Illumination driving apparatus
12/20/2012US20120319604 Cascade boost and inverting buck converter with independent control
12/20/2012US20120319603 Method to supply power to an led array as well as the circuit arrangement for implementing the method
12/20/2012US20120319602 Light emitting device and illumination apparatus having same
12/20/2012US20120319601 Light source module, method of driving the light source module and display apparatus having the light source module
12/20/2012US20120319600 Variable-effect lighting system
12/20/2012US20120319598 Apparatus for and method of controlling dimming of street lamp
12/20/2012US20120319597 Automatic lighting control system
12/20/2012US20120319596 Illumination control system
12/20/2012US20120319595 Separable, keyed electrical/electronic modules for mating to LED lighting assemblies
12/20/2012US20120319594 Lighting apparatus and control method thereof
12/20/2012US20120319593 Lighting Device with Switchable Day/Night Illumination Mode
12/20/2012US20120319592 Methods of monitoring performance of an led lamp
12/20/2012US20120319591 Photocell controlled led driver circuit
12/20/2012US20120319590 Analog led controller
12/20/2012US20120319589 Lamp Drive Device
12/20/2012US20120319588 Systems and method for adaptive monitoring and operating of electronic ballasts
12/20/2012US20120319587 Light emitting diode driver circuit
12/20/2012US20120319586 Led lamp with integrated light detector
12/20/2012US20120319585 Regulation of Wavelength Shift and Perceived Color of Solid State Lighting with Temperature Variation
12/20/2012US20120319583 LED Ballast Mount
12/20/2012US20120319582 Led lighting system
12/20/2012US20120319581 Lighting Device
12/20/2012DE202012102609U9 Steuersystem für lichterzeugende Halbleiterbauteile Control system for light-producing semiconductor devices
12/20/2012DE102007055670B4 Verfahren zum Umsteuern zwischen Mischlichtfarben Method for reversing between mixed light colors
12/19/2012EP2536259A2 Device, system, and method for controlling light source to capture image
12/19/2012EP2536258A1 Illumination control system
12/19/2012EP2535959A1 Organic el illumination device
12/19/2012EP2534930A1 Light level control for building illumination
12/19/2012EP2534929A1 Presence detection system and lighting system comprising such system
12/19/2012EP2534928A1 Dimmer circuit for electronic loads
12/19/2012EP2534747A1 Control systems
12/19/2012EP2160929B1 Low-profile signal device and method for providing color-coded signals
12/19/2012CN202617477U Emergency lamp power supply device
12/19/2012CN202617476U Two-pin LED having open-circuit alternating function and electrostatic and surge protection function
12/19/2012CN202617475U Monitoring system for indoor lighting fixture
12/19/2012CN202617474U Paying-off walking board capable of monitoring transmission line state
12/19/2012CN202617473U Induction controller
12/19/2012CN202617472U Passive infra red (PIR) induction type solar lighting lamp circuit
12/19/2012CN202617471U LED lamp control system for parking lot
12/19/2012CN202617470U Light-emitting diode (LED) lamp low voltage dimming illuminating system
12/19/2012CN202617469U Light ray supplement control device
12/19/2012CN202617468U Intelligent controller for lamplight court
12/19/2012CN202617467U Light-emitting diode (LED) dimming switch
12/19/2012CN202617466U Light-emitting diode (LED) constant temperature and current device
12/19/2012CN202617465U Dynamo-powered lamp
12/19/2012CN202617464U Multifunctional light-emitting diode (LED) control module
12/19/2012CN202617463U Streetlamp controller with multiple energy saving devices
12/19/2012CN202617462U Secondary side controlled light-emitting diode (LED) driving circuit with half-bridge structure
12/19/2012CN202617461U Emergency lighting device
12/19/2012CN202617460U Energy-saving controller for street lamp
12/19/2012CN202617459U Comprehensive monitoring system capable of realizing city street lamp effective management and energy conservation
12/19/2012CN202617458U Intelligent infrared energy-saving apparatus
12/19/2012CN202617457U LED drive power supply and LED illumination lamp
12/19/2012CN202617456U Telecommunication base chamber energy-saving protective device
12/19/2012CN202617455U Solar energy LED street light controller based on Internet of things
12/19/2012CN202617454U Light-emitting diode (LED) driving circuit with light dimming function
12/19/2012CN202617453U Light-emitting diode (LED) lamp for adjusting color temperature by utilizing pulsation width modulation (PWM) controller
12/19/2012CN202617452U Tunnel lighting controller based on programmable controller and touch screen
12/19/2012CN202617451U Six-path light modulation box
12/19/2012CN202617450U Twelve-path light modulation box
12/19/2012CN202617449U Four-path light modulation box
12/19/2012CN202617448U 16A switch controller
12/19/2012CN202617447U 5A light modulation module
12/19/2012CN202617446U Protection grounding type human body infrared induction LED intelligent lamp
12/19/2012CN202617445U Large-power constant current power supply for LED lamp
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