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Patent Searching and Data


Matches 151 - 200 out of 42,196

Document Document Title
WO/2014/154274A1
Described herein is a dual-mode luminaire controller (100) for a luminaire in which dimming signals (270) can be provided to control the operation of the luminaire using signals in accordance with either `O-10V` or DALI protocols. The co...  
WO/2014/141793A1
A flash light source device (1A) is provided with a flash lamp (10), a circuit board (30), and a power supply unit (60). The flash lamp (10) has: a sealed container (11) having a light transmission window disposed on one end face, and a ...  
WO/2014/133716A1
An electronic dimming ballast or light emitting diode (LED) driver for driving a gas discharge lamp or LED lamp may be operable to control the lamp to avoid flickering and flashing of the lamp during low temperature or low mercury condit...  
WO/2014/133946A1
A system includes at least one lighting device, e.g., at least one LED luminaire, and a control circuit configured to control a spectral output produced by the at least one lighting device responsive to environmental information about an...  
WO/2014/126528A1
The present invention relates to a driver circuit for a flash tube. The driver circuit comprises a first and a second output for an electronic flash tube, a capacitor, an inductor and a switch. The inductor and the switch being connected...  
WO/2014/124501A1
An outdoor light controller (OLC) (50; 60; 100) for controlling the operation of lighting, particularly exterior lighting such as street lights or flood lights, is disclosed. The outdoor light controller (50; 60; 100) includes a controll...  
WO/2014/119113A1
The purpose of the invention is to obtain a DMD using type high-voltage discharge lamp lighting device that, even when a minute projection is formed at a location apart from an electrode tip as compared with a conventional case, makes it...  
WO/2014/116329A1
An apparatus for interfacing a ballast to at least one light emitting diode (LED) includes a passive rectifier circuit and matching circuit coupled to an input port and/or an output port of the passive rectifier circuit and configured to...  
WO/2014/116328A1
A lighting apparatus includes a solid-state lighting circuit, a ballast connection port including first and second terminals and a filament-imitating impedance coupled between the first and a second terminals of the ballast connection po...  
WO/2014/111820A3
A controller connected to a line voltage, includes an auto-transformer that provides a nominal line voltage at a first end terminal and a signaling voltage at a transformer tap. A first switch has a first switch terminal connected to the...  
WO/2014/112119A1
Provided is a discharge lamp lighting apparatus that is capable of suppressing deterioration of a capacitor for reducing noise. A housing section (120) houses a discharge lamp (115). A lighting start section (110) applies a predetermined...  
WO/2014/098127A1
Provided is a discharge lamp lighting device which, even when a discharge lamp is lit for a long period, is capable of suppressing the occurrence of flickering, and achieves a long life before flickering. The discharge lamp lighting devi...  
WO/2014/098659A1
An electronic circuit (100) for protecting a load (200) against over-vo!tage is disclosed. The electronic circuit (100) comprises an input port (101) for receiving a voltage and an output port (103) for feeding the voltage to the load (2...  
WO/2014/093820A1
A method of processing a semiconductor assembly is presented. The method includes fabricating a photovoltaic module including a semiconductor assembly. The fabrication step includes performing an efficiency enhancement treatment on the s...  
WO/2014/085969A1
Embodiments of a lighting device that generate an output power signal with operating parameters, e.g., current, voltage, etc., that energize a compact fluorescent (CFL) device. In one embodiment, the lighting device includes a circuit th...  
WO/2014/085951A1
A system and method for powering discharge lamps including circuitry for controlling the filament preheating energy provided to one or more gas discharge lamps. The system, in some embodiments, provides a preheating circuit as a program-...  
WO/2014/083753A1
A control unit reduces the power supplied to a high-voltage discharge lamp when an output voltage or an output current to the high-voltage discharge lamp measured by a measuring unit is within an abnormal range. A drive unit for driving ...  
WO/2014/083187A1
It is proposed for a dimmer (1) with an electrical input (2) and an electrical output (3), wherein the dimmer (1) has a dimming circuit (4) for a predefinable and variable limitation on the electrical power that may be provided to the ou...  
WO/2014/079162A1
A signal notification device comprising an LED lighting (1), a central processing unit, and a terminal device connected to the LED lighting (1). The LED lighting (1) has arranged therein an LED display chip connected to the central proce...  
WO/2014/080096A2
A method for commanding and controlling a public or private lighting network comprising one or a plurality of lamps combined with one or a plurality of ballasts characterised in that it consists of: a) - dividing a daily lighting cycle i...  
WO/2014/077703A1
A power supply system including: a power supply configured to provide a constant AC current; a power transmission line connected to the power supply to form a closed circuit; and at least one pickup configured to accept and slidingly eng...  
WO/2014/075338A1
A backlight-driven direct-current booster topology circuit which comprises a direct-current voltage input end (10), a direct-current voltage output end (60), a coupled inductor (20), a field-effect transistor (Q), a circuit protection un...  
WO/2014/073012A2
A lighting apparatus (10) with a brightness control or self-adjustment, comprising an electronic power supply (11) having a brightness self-tuning and a brightness set-point self-calibrator, a sensor (14) for measuring the environment br...  
WO/2014/073012A3
A lighting apparatus (10) with a brightness control or self-adjustment, comprising an electronic power supply (11) having a brightness self-tuning and a brightness set-point self-calibrator, a sensor (14) for measuring the environment br...  
WO/2014/067215A1
An electrodeless lamp ballast, mainly comprising: a DC/DC convertor, a closed loop detection module, a CPU and a high-frequency generator;wherein the high-frequency generator comprises a transformer T1, a capacitor C1, an electronic swit...  
WO/2014/066267A1
An amount of filament voltage supplied by a reconfigurable ballast may be adjusted based on a lamp type with which the ballast is operating. The filament voltage may be reconfigured dynamically and/or may be reconfigured via a user-provi...  
WO/2014/057247A2
A voltage regulator unit (10) for regulating electrical power supplied to a lamp in a street lighting apparatus (2) is disclosed. The voltage regulator unit comprises an input part (12) for receiving electrical power, a first output part...  
WO/2014/057247A3
A voltage regulator unit (10) for regulating electrical power supplied to a lamp in a street lighting apparatus (2) is disclosed. The voltage regulator unit comprises an input part (12) for receiving electrical power, a first output part...  
WO/2014/056670A1
In known methods for operating a lamp unit for producing ultraviolet radiation the lamp unit comprises a gas discharge lamp having a discharge space which is available for a mercury deposit, electronic ballast and a temperature control e...  
WO/2014/052079A1
A system (100) having a host device (102) and a lamp fixture (116) is presented here. The host device (102) includes a lamp receptacle and a host controller coupled to the lamp receptacle. The lamp fixture includes a lamp bulb body, an e...  
WO/2014/051898A1
An electric lighting device includes a voltage-fed inverter configured to receive a DC voltage and produce an AC lamp voltage. A lamp load is coupled to the AC lamp voltage and this lamp load includes a gas discharge lamp and a sensing c...  
WO/2014/049120A3
The invention relates to a voltage converter (10) which is clocked in a regulated manner and has DC isolation and regulated adjustment of a number of output voltages (UAn) from an input voltage (UE) and has, on the input side, a semicond...  
WO/2014/043004A1
A lighting apparatus includes a rectifier circuit configured to be coupled to an AC source and to produce a rectified voltage from an AC voltage and a string including at least two serially-connected LED segments and coupled to the recti...  
WO/2014/039000A1
The present invention relates to a generator for a flash device. The generator comprises at least a first capacitor bank comprising at least one capacitor of a first type. The first capacitor bank being connectable to a charger via a fir...  
WO/2014/033371A1
An electronic device (1) for controlling and powering discharge lamps (320) comprising: a power signal generator (2); a plurality of control blocks (3) each dedicated to controlling at least one discharge lamp (320); According to this de...  
WO/2014/024934A1
This lighting system (1) is provided with a power supply unit (10) for non-contact supply of power, and a lighting unit (20) operated using the power supplied by the power supply unit (10). The power supply unit (10) is provided with a p...  
WO/2014/021071A1
The purpose of the invention is to realize a high-voltage discharge lamp illumination device, and a high-voltage discharge lamp, in which even when a minute protrusion is formed at a location further from the electrode tip than according...  
WO/2014/021992A3
A multi-stage ballast for powering a gas discharge lamp includes a power factor correction stage configured to receive an AC input power and produce a phase corrected DC power, a buck regulator stage coupled to the phase corrected DC pow...  
WO/2014/021992A2
A multi-stage ballast for powering a gas discharge lamp includes a power factor correction stage configured to receive an AC input power and produce a phase corrected DC power, a buck regulator stage coupled to the phase corrected DC pow...  
WO/2014/015004A1
A lighting device has a light emitter receptacle, a power connector configured to connect to a power source, the power connector connected to the receptacle, and a communication module. A network of lighting devices has a plurality of li...  
WO/2014/015009A2
Systems and methods for enrolling nodes into an ad hoc network associated with a multi-roomed structure. Nodes within the ad hoc network comprise a communication module configured to communicate with the ad hoc network using at least one...  
WO/2014/012213A1
A relamping circuit topology to provide a lamping signal in ballast circuits used to power heated filament gas discharge lamps. The relamping circuit includes a low level DC power source, a differential capacitance and a switching device...  
WO/2014/014995A1
A consumer product device has a consumer product, a communication module capable of communicating in a mesh network, and a power connector electrically coupled to the communication module.  
WO/2014/012862A1
The invention relates to a method for identifying a fluctuation frequency (F) of an ambient light (S), said method having the following steps: A) specifying the first frequency (F1) and the second frequency (F2), said first frequency bei...  
WO/2014/013452A3
According to the present invention, a lighting device (100) and a method of indicating an incipient failure in a lighting device are provided. The lighting device comprises a light source (1), a constant current driver (2) configured to ...  
WO/2014/013381A1
A device provides a bypass path for leakage current of a neutral-less controller in a lighting control system for selectively supplying line voltage to a load. The device includes a dummy load, a voltage sensor, a bypass switch, a switch...  
WO/2014/014993A1
A method of building a room list in a structure having at least two rooms includes forming a mesh network in the structure with at least two nodes, each node having a room-limited communication module, analyzing signals from the room-lim...  
WO/2014/015007A1
A method of generating a representation of a structure includes providing an ad hoc mesh network having at least two nodes associated with the structure, obtaining time of flight data for each node in the network, and using the time of f...  
WO/2014/015009A3
Methods for enrolling nodes into an ad hoc network associated with a multi-roomed structure. Nodes within the ad hoc network comprise a communication module configured to communicate with the ad hoc network using at least one of room-lim...  
WO/2014/011758A1
A current limiting circuit (100, 200, 300) for use with an electrical device (180) may include a test load (140) and a test load switch (135) operable for varying an electrical current flowing through the test load (140). A detector (150...  

Matches 151 - 200 out of 42,196