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Flexible display device
A flexible display device includes: a flexible display panel configured to display an image; a dielectric elastomer film disposed on a portion of the flexible...
Power module substrate, power module substrate with heat sink, power
module, method of manufacturing power...
This power module substrate includes a copper plate that is formed of copper or a copper alloy and is laminated on a surface of a ceramic substrate 11; a...
An electrical circuit includes a first circuit part and a second circuit part. A first electrical potential is applicable to the first circuit part, wherein a...
Flexible flat circuit
A flexible flat circuit includes a pair of insulation sheets, and a plurality of conductors that are held between and covered with the pair of insulation sheets...
Dielectric barriers with mechanical attachment
Described is an electronics assembly that includes an electronics carrier comprising a cavity and a plurality of modules disposed within the electronics...
PCB having offset differential signal routing
In accordance with the various embodiments disclosed herein, an improved electrical connector footprints, such as printed circuit boards (printed circuit...
Elastic flexible substrate and manufacturing method therefor
There is provided an elastic flexible substrate including an insulating film base material which includes a wire. The insulating film base material includes an...
Embodiments of the inventive concept include a semiconductor device having a circuit board including a first outer layer, a contact region in the first outer...
Capacitively coupled devices and oscillators
Certain embodiments described herein are directed to devices that can be used to sustain a capacitively coupled plasma. In some examples, a capacitive device...
Inverter device, plasma generating device, sheet-member reforming device,
and alternating-current voltage...
An inverter device includes: multiple inverters that switch input voltages by turning on and off respective switching elements to thereby apply excitation...
Apparatus and method for magnetic control of an electron beam
An apparatus and method for magnetic control of an electron beam includes a control circuit having a first low voltage source and a second low voltage source....
Methods and apparatus for controlling lighting
Disclosed are methods and apparatus for lighting control. One or more properties of light output are controlled based on a light origination input and a light...
System and method for controlling lighting
A controller for controlling a plurality of lighting devices configured for wireless communications in a facility includes a data communications interface...
Distributed processing using resources of intelligent lighting elements of
a lighting system
An exemplary lighting system utilizes intelligent system elements, such as lighting devices, user interfaces for lighting control or the like and possibly...
Lighting fixture sensor network
A lighting fixture includes a light source, a housing coupled to the light source, communications circuitry, sensor circuitry, and control circuitry. The...
Settings for light loads connected to bus
Devices (1) for selecting settings for illuminating light loads (2, 3) connected to a bus (4) comprise controllers (11) for running processes and for defining,...
Method and device for regulating an illuminance using an adaptive control
In order to regulate an illuminance, an actual value of a sensor (3) is queried, said value being dependent on the illuminance to be regulated and being...
Image display device and control method thereof
An image display device including: a light-emitting unit; a display panel including color filters of a plurality of colors and pixels corresponding to the...
Illumination apparatus management system and information communication
Illumination apparatus management system includes a plurality of illumination apparatuses, and server. Each of the plurality of illumination apparatuses...
Coded light detector
A coded lighting system comprises a set of light sources and a remote control unit or an arrangement. The set of light sources emits coded light. In order to do...
Lighting module with optimized light output
A lighting module including a plate-type active element having two electrode layers and a light-emitting layer located between the electrode layers, and having...
Narrow border displays for electronic devices
An electronic device may be provided with an organic light-emitting diode display with minimized border regions. The border regions may be minimized by...
Hybrid high electron mobility transistor and active matrix structure
Hybrid high electron mobility field-effect transistors including inorganic channels and organic gate barrier layers are used in some applications for forming...
Fluorescent replacement LED lamps
A light emitting diode (LED) lamp circuit is adapted to replace a fluorescent lamp in a fluorescent light fixture without having to modify the fluorescent light...
System and method for providing surge protection for an AC direct step
driver lighting system
An AC direct driver lighting system including a surge protection circuit and a current limiting circuit is disclosed. According to one embodiment, the AC direct...
Thermal protection structure for multi-junction LED module
A system includes a plurality of light-emitting devices electrically coupled together. A temperature of each of the light-emitting devices is correlated with a...
LED driver having short circuit protection
An LED driver having short circuit protection includes a power, a controlling module coupled to the power and be configured to control output thereof, a...
Resistance measurement of a resistor in a bipolar junction transistor
(BJT)-based power stage
A bipolar junction transistor (BJT) may be used in a power stage DC-to-DC converter, such as a converter in LED-based light bulbs. The power stage may be...
Over-voltage and over-current protection circuits and electronic devices
The present invention provides an over-voltage and over-current protection circuit (30), including an over-voltage detection unit (31) to generate an...
Air conditioning system controller for motor vehicles
An air conditioning system controller for motor vehicles includes a mood lamp, an illumination device configured to illuminate the mood lamp with a variable...
Light source circuitry for controlling the color of emitted light
Light source circuitry comprises a first group of one or more light emitting diodes operable to emit light of a first color, a second group of one or more light...
Illumination control apparatus and illumination control method
An illumination control apparatus including a controller which: in switching a first lighting mode to a second lighting mode when a combination of results of...
Method for improving the illumination of an illuminated area
A method is provided for improving the illumination of an illuminated area (100), especially an operating area, of an illuminating device (10) with at least two...
Adaptive lighting driver
A method of adapting output power of a driver to conduction duration of a phase-cut dimmer includes determining a first conduction duration of an electrical...
Duty factor probing of a triac-based dimmer
A line-frequency determining circuit for coupling to the output of a thyristor-switched dimmer that determines a line-frequency of an AC power source that...
AC lighting system with a control unit for controlling power of an LED
An AC light system with a control unit for controlling power of an LED is disclosed. According to one embodiment, a driver circuit for driving LEDs has a...
Balanced AC direct driver lighting system with a valley fill circuit and a
An AC direct driver lighting system is disclosed. According to one embodiment, the AC direct driver lighting system includes a plurality of LED groups serially...
Backlight unit and display device having the same
A backlight unit includes a DC-DC converter that converts a first voltage to a second voltage in response to a driving pulse signal and a driving controller...
Compensating for a reverse recovery time period of a bipolar junction
transistor (BJT) in switch-mode operation...
A turn-off transition time period, also referred to as a reverse recovery time period, may be compensated for by a controller of a power stage including a...
On-time control for switched mode power supplies
A switched mode power supply may include circuitry configured to output a bias signal that turns off and on switching circuitry of the switched mode power...
Power supply apparatus and driving method thereof
A power supply apparatus and a driving method thereof are disclosed The power supply apparatus includes: a dimmer controlling externally input power; a...
Driving a multi-color luminaire
Embodiments are disclosed for driving a multi-color solid state light source luminaire so as to maintain a color point as temperature varies within a given...
Light emitting device driver circuit and control circuit and control
The present invention provides a light emitting device driver circuit and a control circuit and a control method thereof. The light emitting device driver...
Kaleidoscopic light string
A light string can include a power cord adapted to electrically connect to an external power source, and a plurality of light bulbs electrically connected to...
Selective radiation utilization apparatuses for high-efficiency
photobioreactor illumination and methods thereof
A selective radiation utilization apparatus includes an optical filtering device and a modulation device. The optical filtering device transmits one or more...
Lighting system with flexible lighting sheet and intelligent light bulb
A light bulb base includes a power source interface configured to couple the light bulb base to a light bulb socket. It also includes a bulb-coupling interface...
Furnace system having hybrid microwave and radiant heating
A furnace system for thermal processing of products and materials is disclosed which is particularly useful in processing touch screens for computer tablets and...
Full support heating element apparatus
An electric heater apparatus for heating air is disclosed, comprising a heater coil assembly including a coil support comprising a panel around which lies a...
Heater and image heating apparatus including the same
A heater includes: a substrate; a first electrical contact; second electrical contacts; first and second electrodes; heat generating portions; a first...
Methods and devices for applying RF energy according to energy application
Electromagnetic energy is applied to an object at multiple modulation space elements (MSEs). MSEs are grouped into at least a first subset and a second subset...