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Flexible circuit board with tear protection structure
Disclosed is a tear protection structure for a flexible circuit board. In an extension section of a flexible circuit board, at least a slit line is formed. The...
Electronic component, method for manufacturing the same and method for
manufacturing multilayer printed wiring...
An electronic component includes an insulation layer, an alignment mark positioned on a first surface of the insulation layer, and an adhesive layer including...
Method for backdrilling via stubs of multilayer printed circuit boards
with reduced backdrill diameters
Methods of backdrilling printed circuit boards (PCBs) to remove via stubs and related apparatuses. The method may include removing a via stub through a...
Edge mount connector arrangement with improved characteristic impedance
An electrical interface on a circuit board is disclosed for electrically connecting the circuit board to a connector to reduce reflections and impedance...
Propagation velocity tuning with functionalized carbon nanomaterial in
printed wiring boards (PWBs) and other...
An apparatus has a permittivity attenuation layer interposed between a substrate and a first conductive trace, wherein the permittivity attenuation layer...
Differential signal crosstalk minimization for dual stripline
The subject technology provides configurations for a printed circuit board that includes a first reference plane, a first signal layer below the first reference...
High-frequency circuit package and sensor module
Shielding of high-frequency circuits is achieved using a simple and inexpensive configuration not using any lid. A high-frequency circuit mounting substrate...
Circuit board and heat dissipation device thereof
A heat dissipation device is used in a circuit board, where the circuit board includes a chip and at least one positioning hole disposed around the chip, and...
Printed circuit boards with embedded electro-optical passive element for
higher bandwidth transmission
A printed circuit board (PCB) is provided comprising a plurality of non-conductive layers with conductive or signal layers in between. The PCB includes a first...
Substrate device and electric circuit arrangement having first substrate
section perpendicular to second...
A substrate device for electronic circuits or devices includes a first substrate section including a first plurality of layers attached to each other having a...
Mounting structure of electronic components provided with heat sink
There is provided a mounting structure of electronic components wherein the heat sink is disposed so as to allow a high heat releasing property to be achieved...
Electric power semiconductor device
An electric power semiconductor device includes a heat transfer plate. A printed wire board is spaced a predetermined gap apart from the heat transfer plate. An...
Printed wiring boards having thermal management features and thermal
management apparatuses comprising the same
A printed wiring board includes an insulator substrate, an electrical conductor at least partially embedded in the insulator substrate, and a thermal conductor...
Induction devices and methods of using them
Certain embodiments described herein are directed to induction devices that can be used to sustain a plasma. In certain configurations, the induction device may...
Oxidation resistant induction devices
Certain embodiments described herein are directed to induction devices comprising an oxidation resistant material. In certain examples, the induction device...
Dielectric barrier discharge plasma generator
A dielectric barrier discharge plasma generation devices that controllably produces uniform, non-equilibrium plasma and discharges a plasma plume at atmospheric...
Plasma cell with floating flange
A plasma cell for forming light-sustained plasma includes a transmission element configured to contain a volume of gas, a first terminal flange disposed at or...
Electronic device and conductive ground element
An electronic device includes a metallic housing having a front wall with a mounting hole communicating with an interior thereof, and a front cover spaced apart...
Discharge electrodes for use in a light source device
Each of two discharge electrodes is partially immersed in a container, and rotations of the electrode cause a high-temperature plasma material adhering to the...
Dimming a multi-lamp fluorescent light fixture by turning off an
individual lamp using a wireless fluorescent...
A multi-lamp fluorescent light fixture includes a plurality of replaceable fluorescent lamp starter units. Each starter unit has a built-in microcontroller, an...
Music synchronized light modulator
The subject matter disclosed herein relates to a system for controlling strings of lights. This system can include a host controller, one or more strings of...
Lighting system including time of flight ranging system
A lighting system includes a light emitting diode array, and a time of flight ranging system. A logic circuit determines a distance to an object using the time...
Light source apparatus, image display apparatus, and control method for
light source apparatus
A light source apparatus according to the present invention includes a circuit board; a light source mounted on the circuit board; a first temperature...
Intelligent illumination control method, apparatus, and system
Disclosed are an intelligent illumination control method, apparatus, and system. The method includes a step of obtaining at least one image of a predetermined...
Luminaire with ambient sensing and autonomous control capabilities
A number of luminaires can be communicably coupled and networked. Some or all of the luminaires may be equipped with a number of sensors including motion...
Handheld device for communicating with lighting fixtures
Control of lighting fixtures in a lighting network may be distributed among the lighting fixtures. The lighting fixtures may be broken into groups that are...
Power factor correction circuit, operating device for a light-emitting
means and method for controlling a power...
A power factor correction circuit (11) comprises an input for receiving an input voltage (U.sub.IN), an inductance (21) coupled to the input, a switching means...
Boost circuits, LED backlight driving circuits and liquid crystal devices
A boost circuit includes an inductor (L), a MOS transistor (Q), and a number "n" of switch components (Q1-Qn) is disclosed. A first end of the inductor (L)...
A display panel is disclosed, having a display region and a non-display region out of the display region, wherein the display region comprises a central pixel...
Resistive protection to prevent reverse voltage breakdown in anti-parallel
A dual color series-wired LED light string formed of a plurality of sockets, each of which receives an LED housing containing a pair of LEDs connected in...
Light string having at least one protecting circuit
The present invention provides a light string including at least one light series branch and a protecting circuit connected between the at least one light...
Lighting device and illumination apparatus including same
A lighting device includes a lighting unit which controls a current being supplied to a load, in which light emitting modules, each having one or more...
Light emitting apparatus with ambient light sensor
Disclosed herein is a light emitting apparatus. The light emitting apparatus includes a first light emitting unit including a first light emitting diode and a...
Method and system for controlling solid state lighting via dithering
There is provided a method of controlling solid state lighting (SSL) devices including receiving dimming information; translating the dimming information into...
LED control system suitable for different types of power sources
An LED control system, comprising: a power source; an LED connected to the power source; a first switch connected in series with the LED; a second switch...
Controllable lighting system
A lighting system comprising a plurality of controllable light emitting elements is disclosed. The lighting system further comprising a spreading optical...
A micro-light-emitting diode (micro-LED) includes a first type semiconductor layer, a second type semiconductor layer, a dielectric layer, and electrodes. The...
LED controllers, drivers and lighting circuits
A controller for controlling a plurality of LED lighting strings is disclosed, the controller comprising, for each of the plurality of LED lighting strings: a...
Method for controlling a motor vehicle lighting device that uses LEDs
A method for controlling a motor-vehicle lighting device is provided that uses LEDs supplied with PWM signals temporally spaced apart from one another by a...
Single inductor multiple LED string driver
A single inductor multiple LED string driver comprises a switch control circuit and a current-sensing control circuit. The switch control circuit generates a...
Driving circuitry for LED lighting with reduced total harmonic distortion
Conditioning circuits are provided for driving two or more LED groups using a rectified AC input voltage. The conditioning circuits uses analog circuitry to...
Drive circuit with an external mode-adjusting pin
A drive circuit with an external mode-adjusting pin includes an operational mode control circuit and a drive processing circuit. The operational mode control...
LED backlight sources for liquid crystal devices and liquid crystal
The LED backlight source includes a boost circuit, a current control module, a voltage detection circuit. The boost circuit is configured for boosting an input...
Power supply for a plurality of light emitting diodes
A light emitting diode (LED) power supply providing current to a plurality of LEDs comprises a planar transformer. The planar transformer comprises a first...
High-end trim control of lighting fixtures
A device and system for controlling a light source. The device has a positive terminal and a negative terminal for setting the high-end trim of a light source,...
Operating circuit for LEDs, having dimming signal comprising
high-frequency modulated pulse packet signal with...
The invention relates to a method for activating at least one LED, which is supplied with a direct current voltage or a rectified alternating current voltage...
Light-emitting metal-oxide-semiconductor devices and associated systems,
devices, and methods
Various embodiments of solid state transducer ("SST") devices are disclosed. In several embodiments, a light emitter device includes a metal-oxide-semiconductor...
Method and apparatus for heating volumes of media in a closed receptacle
by means of an electromagnetic radiation
The invention relates to a method for heating volumes of media (11) in a closed receptacle (10) by means of an electromagnetic radiation (2), wherein a database...
Fusion process using an alkali metal metalate
The product of a molten alkali metal metalate phase separation can be processed into a purified metal from a metal source. Metal sources include native ores,...
Induction heating cooker
A conventional induction heating cooker which operates two inverters at the same time, with only one input current detecting circuit provided, cannot measure...