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Aledia patents


Recent patent applications related to Aledia. Aledia is listed as an Agent/Assignee. Note: Aledia may have other listings under different names/spellings. We're not affiliated with Aledia, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "A" | Aledia-related inventors


Optoelectronic device with light-emitting diodes

An optoelectronic device including a substrate with first and second opposite surfaces; and electrical insulation side elements extending from the first surface to the second surface and defining, within the substrate, first semi-conductive or conductive portions which are electrically insulated from each other. The optoelectronic device also includes, for each first portion a first conductive contact pad on the second surface in contact with the first portion and a set of light-emitting diodes resting on the first surface and electrically connected to the first portion. ... Aledia

Optoelectronic circuit comprising light-emitting diodes

An optoelectronic circuit for receiving a variable voltage containing alternating increasing and decreasing phases, the optoelectronic circuit including a plurality of groups of light-emitting diodes and a switching device for allowing or interrupting the circulation of a current through each group, the switching device also being suitable for detecting whether said variable voltage is supplied by a dimmer.. . ... Aledia

Electroluminescent light source with an adjusted or adjustable luminance parameter and method for adjusting a luminance parameter of the electroluminescent light source

An electroluminescent light source is provided with an adjusted or adjustable luminance parameter wherein: the source includes a set of segments, each segment comprising a discrete electroluminescent element or multiple discrete electroluminescent elements connected permanently to one another and having an emission area; at least a portion of the segments has different emission areas; the source comprising means for controlling at least a portion of the segments.. . ... Aledia

Electronic device with a wire element extending from an electroconductive layer comprising zirconium carbide or hafnium carbide

The electronic device comprises a substrate (1), at least one semiconductor wire element (2) formed by a nitride of a group iii material and an electroconductive layer (3) interposed between the substrate (1) and said at least one semiconductor wire element (2). Said at least one semiconductor wire element (2) extends from said electroconductive layer (3), and the electroconductive layer (3) comprises a carbide of zirconium or a carbide of hafnium.. ... Aledia

Optoelectronic circuit with low-flicker light-emitting diodes

An optoelectronic circuit for receiving a variable voltage having alternating increasing and decreasing phases. The optoelectronic circuit includes an alternating arrangement of resistive elements and light-emitting diode sets mounted in series. ... Aledia

Optoelectronic circuit having light-emitting diodes

An optoelectronic circuit receiving a variable voltage containing alternating ascending and descending phases, which circuit comprises sets of light-emitting diodes mounted in series, a module for each set for comparing the voltage at one of the terminals of the set with at least a first threshold and a control module which is connected to the comparison modules and is suitable, during each ascending phase, for interrupting the flow of a current in each set when said voltage of said set goes above the second threshold or when said voltage of the set which is adjacent to said set and through which current passes goes above the first threshold and is suitable, during each descending phase, for controlling the flow of a current in each set when said voltage of the set which is adjacent to said set and through which current passes goes below the first threshold.. . ... Aledia

Optoelectronic device including light-emitting diodes and a control circuit

An optoelectronic device including a first integrated circuit that includes: a substrate, having first and second opposite surfaces; and groups of sets of light-emitting diodes resting on the first surface. The integrated circuit also includes: in the substrate, first side elements for electrically insulating portions of the substrate around each set; and for each group on the second surface, at least one first conductive contact, connected to the first terminal of the group, and one second conductive contact, connected to the second terminal of the group. ... Aledia

Optoelectronic device with improved light extraction efficiency

The optoelectronic device (1) comprises a substrate (2), a light-emitting member (3) comprising an elongate element (4) extending in a direction forming an angle with the substrate (2). An intermediate element (5) is interposed between the substrate (2) and a longitudinal end of the elongate element (4) closest to the substrate (2). ... Aledia

Optoelectronic device with light-emitting diodes and an improved radiation pattern

An optoelectronic device provided with a support including a face having at least one concave or convex portion, the amplitude of the sagitta of said portion being higher than 1/20th of the chord of the portion, and light-emitting diodes arranged on the portion, each light-emitting diode including a cylindrical, conical or frustoconical semiconductor element in contact with the portion, the amplitude of the sagitta of the contact surface between each semiconductor element and the portion being lower than or equal to 0.5 um.. . ... Aledia








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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Aledia in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Aledia with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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