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Patent Searching and Data


Matches 301 - 350 out of 2,637

Document Document Title
WO/2007/051175A2
A power supply circuit for a dimmer switching device includes a voltage doubler circuit, a filter circuit, a switching power supply, and a linear regulator circuit. In one embodiment, the voltage doubler circuit includes a first stage ha...  
WO/2007/050200A1
A night vision system including a power system having a low voltage unit coupled to a high voltage unit. The low voltage unit includes a low voltage controller and a low voltage table correlating pulse widths to step values. The low volt...  
WO/2007/045558A1
The invention is based on an operator control apparatus for domestic appliances, having a touch-sensitive annular sensor array (12) which comprises at least two sensor areas (14, 14’), which are arranged around a centre (16), for detec...  
WO/2006/031753A3
Lighting networks that include multiple LED-based lighting units, and user interfaces to facilitate control of such networks. Lighting units of a lighting network may be configured to generate one or more of variable color light, variabl...  
WO2007022078A9
An autoilluminating rechargeable lamp system includes a set of one or more self-standing rechargeable lighting fixtures (luminaries) removably supported on a recharging and support member. The luminaries each include a light diffusor tha...  
WO/2005/107336A3
A method of adapting an existing lighting fixture to provide selectively-energizable, turtle-friendly lighting includes interposing an adapter between a lighting fixture (202) and an electrical box (206), providing a light source in the ...  
WO/2007/034165A1
Constant current of sinusoidal waveform is supplied to an airfield lighting system (L) from a transformer-secondary (12) via series resistance (RS), the current being regulated by a control unit (CU) to maintain it at a manually-set magn...  
WO/2006/124893A3
A dimmer circuit for providing AC power from an AC voltage source to an inductive lighting load disposed in series with the dimmer circuit, comprising: a bidirectional semiconductor switch having at least one control electrode provided w...  
WO/2006/121678A3
A smart dimmer for controlling the intensity of a lighting load from a source of AC power is operable to replace one of the three-way switches in a standard three-way lighting system without the need to replace the other three-way switch...  
WO/2007/025967A1
The invention relates to a circuit arrangement for controlling the operation of an electronic transformer (1) whose power supply can be lowered. The electronic transformer (1) is electrically connected to an output of a switch (7), and t...  
WO/2007/022078A2
An autoilluminating rechargeable lamp system includes a set of one or more self-standing rechargeable lighting fixtures (luminaries) removably supported on a recharging and support member. The luminaries each include a light diffusor tha...  
WO/2006/133168A3
A smart dimmer switch for control of a lighting load from an AC voltage source can replace any switch in a three-way or four-way lighting control system. The smart dimmer switch can be connected on the line-side or the load-side of a thr...  
WO/2005/122686A3
A vehicle power interface includes an adaptive inductive power supply. The adaptive inductive power supply has a primary within a remote device holder. The adaptive inductive power supply is capable of providing power to remote devices p...  
WO/2007/005601A2
A power source apparatus is disclosed in this invention, specifically a power source apparatus apparatus comprising a voltage amplitu control unit (IC2) that employs an active power factor corrector (100) to control the output DC voltage...  
WO/2006/133168A2
A smart dimmer switch for control of a lighting load from an AC voltage source can replace any switch in a three-way or four-way lighting control system. The smart dimmer switch can be connected on the line-side or the load-side of a thr...  
WO/2006/128340A1
A kind of electronic transformer used in low-voltage lamps mainly includes case, electronic control circuit, voltage switch isolating transformer. Therein, the case consists of upper cover plate (1) and lower cover plate (2). The electro...  
WO/2006/124893A2
A dimmer circuit for providing AC power from an AC voltage source to an inductive lighting load disposed in series with the dimmer circuit, comprising: a bidirectional semiconductor switch having at least one control electrode provided w...  
WO/2006/124278A2
A two-wire dimmer for control of a lighting load (104) from an alternating current (AC) power source (102) includes a semiconductor switch (110, 112), a power supply (102), and a control circuit (114). The power supply (102) includes an ...  
WO2005052751A3
Methods and systems are provided for lighting control, including a lighting system manager, a light show composer, a light system engine, and related facilities for the convenient authoring and execution of lighting shows using semicondu...  
WO/2006/120884A1
During a non-charging time, a thyristor (7-1) maintains its off even if any half-wave component (Wp) rises. The voltage of the half-wave component (Wp) has a waveform that is similar to a sinusoidal wave during a non-load time. A voltage...  
WO/2006/121678A2
A smart dimmer for controlling the intensity of a lighting load from a source of AC power is operable to replace one of the three-way switches in a standard three-way lighting system without the need to replace the other three-way switch...  
WO/2006/111188A1
A current driver circuit (300) comprises circuitry (305) having a current adjustment function (335) and operably coupled to a current driver (320) for providing a current to a current consuming device (325). The circuitry (305) comprises...  
WO2005099316A3
A driver circuit or controller flexibly drives either a half-bridge or a full-bridge switching network in a backlight inverter without modification, redundant circuitry or additional components. The driver circuit includes four outputs t...  
WO/2006/099415A1
A mobile light is disclosed that produces a high level of illumination without glare using the DC power of a vehicle's battery and charging system. The mobile light uses a high-intensity discharge lamp with a control circuit that initial...  
WO/2006/095217A1
The present invention relates to a household appliance (1) comprising at least one inner compartment (2A), at least one lighting device (3) to illuminate the inner compartment (2A), and a control device (5) to operate the lighting device...  
WO/2006/091398A2
A manufacturing process for storing measured light output internal to an individual LED assembly, and an LED assembly (100) realized by the process. The process utilizes a manufacturing test system to hold an LED light assembly a control...  
WO/2006/077408A1
A wall switch (2) or ceiling rose for supplying electric current to at least on filament-containing light bulb, the wall switch (2) or ceiling rose comprising resistor means (8) which is wired to the wall switch (2) or ceiling rose, and ...  
WO/2006/076103A2
An apparatus and method for driving a halogen lamp (18). A driving circuit (52)) is provided that is operable near a series resonance frequency. The driving circuit is coupled to the lamp in a series configuration. During startup, the ci...  
WO2006018830A8
A method for reducing acoustic noise produced during use of a lamp dimmer detects whether the dimmer is a leading edge (101) or a trailing edge dimmer (102). A nominal firing time of a leading edge dimmer is determined and a post-correct...  
WO/2006/057862A1
A load control circuit having first and second terminals for connection in series with a controlled load comprises a bidirectional semiconductor switch for switching at least a portion of both positive and negative half cycles of an alte...  
WO/2006/056814A1
The invention relates to a controller for a light, a lamp and a method of controlling a light. The controller comprises means for detecting an object and control means for providing a control signal for controlling the light in response ...  
WO2006018830A3
A method for reducing acoustic noise produced during use of a lamp dimmer detects whether the dimmer is a leading edge (101) or a trailing edge dimmer (102). A nominal firing time of a leading edge dimmer is determined and a post-correct...  
WO/2006/055900A2
An autoilluminating rechargeable lamp system (10) includes a set of one or more self-standing rechargeable lighting fixture (luminaries) ( 110, 111 112, 114) removably supported on a recharging and support member (12) The luminaries turn...  
WO2006008464A3
A lighting controller is used to independently control variable output intensity of both a first, relatively high power lighting unit and a second, relatively low power lighting unit. A control device is operable within an overall range ...  
WO/2006/044625A2
In one illustrative example, a vehicular flasher unit has control circuitry; memory which is accessible by the control circuitry and having a plurality of pulse width modulation (PWM) flasher scheme data sets stored therein which corresp...  
WO/2006/040452A1
The invention relates to a string of lights supplied by an animator having a number of supply paths in order to create visual effects, this string of lights being able to be connected to the animator via a common supply wire (15) and by ...  
WO/2006/033966A2
An energy savings device for an inductive, a resistive or a capacitive load, such as a fluorescent light fixture having a magnetic ballast or an electronic ballast, which is powered by an Ac voltage waveform. The energy savings device in...  
WO2005094167A3
A method of configuring one or more illumination states for illuminating at least two user interface devices of a mobile device, the method comprising assigning a first illumination state to first and second user interface devices, when ...  
WO/2006/028781A1
An improved apparatus and method for control of discharge lighting, such as HID (high intensity discharge) lighting, effects full-voltage start up of the lighting, and sustained operation of the lighting at a reduced voltage after a sele...  
WO2006004879B1
A push/pull switch control is incorporated into the surface pattern of a wall box dimmer having a planar face surface. The switch control is finger nail operated and contains a finger nail groove which is accessible on the bottom end sur...  
WO/2006/024251A1
The invention relates to a method for control of an electrical light source by pulse width modulation of a supply voltage, whereby the supply voltage or a parameter dependent thereon is measured and the pulse width controlled as a functi...  
WO/2006/024252A1
A method for controlling electrical light sources, in particular, light-emitting diodes (LEDs) by pulse width modulation of a supply voltage is disclosed, whereby the supply voltage or a parameter dependent thereon, for example the curre...  
WO2005107338A3
The invention relates to a lighting device (1) comprising a lighting unit (2) and a user interface (3) for controlling the lighting colour and/or intensity of the lighting unit (2). The user interface (3) comprises a sensing device (5) w...  
WO/2006/018830A2
A method for reducing acoustic noise produced during use of a lamp dimmer detects whether the dimmer is a leading edge (101) or a trailing edge dimmer (102). A nominal firing time of a leading edge dimmer is determined and a post-correct...  
WO/2006/008464A2
A lighting controller is used to independently control variable output intensity of both a first, relatively high power lighting unit and a second, relatively low power lighting unit. A control device is operable within an overall range ...  
WO/2006/006085A1
A dimmer arrangement (10) to be coupled to a ballast that controls a lamp has bypassing means (30) for bypassing phase-cut means (20). The bypassing means (30) bypasses the phase-cut means (20) when not being actuated, and activates the ...  
WO/2006/003613A1
A method and a control apparatus for driving a lamp (14) in a lighting system, in particular a lamp 'laving a fast response to a change of an amount of energy supplied through the lamp, in which a device controller 8 is connected with th...  
WO/2006/004879A1
A push/pull switch control is incorporated into the surface pattern of a wall box dimmer having a planar face surface. The switch control is finger nail operated and contains a finger nail groove which is accessible on the bottom end sur...  
WO/2005/124986A1
Apparatus and methods for regulating delivery of electrical energy to a lighting load are disclosed. An electrical waveform is received from a source of electrical energy. An integration value is generated based on a square of an amplitu...  
WO2005059964B1
An efficient and flexible current-mode driver delivers power to one or more light sources in a backlight system. In one application, the current-mode driver (306, 308) is configured as an inverter with an input current regulator, a non-r...  

Matches 301 - 350 out of 2,637