Koninklijke Philips Corporation N.v.

Nxp B.v.

Signify Holding B.v.

Lumileds LLC

Philips Lumileds Lighting Company LLC

Mitsuboshi Diamond Industrial Co., Ltd.

Lumileds Holding B.v.

Koninklijke Philips Electronics N.v.

Abraham Rudolf Balkenende

Marcus Antonius Verschuuren

Erik Petrus Antonius Maria Bakkers

Louis Felix Feiner

Prabhat Agarwal

Shunsuke Murai

Jaime Gomez Rivas

Gabriel Sebastian Lozano Barbero

Erwin Hijzen

Said Rahimzadeh Kalaleh Rodriguez

Erik P A M Bakkers

George Immink

Rifat Ata Mustafa Hikmet

Bart Andre Salters

Toni Lopez

Pierre Hermanus Woerlee

Johan Hendrik Klootwijk

Roelant Boudewijn Hietbrink

Hong Chen

Radu Surdeanu

Raymond J E Hueting

Nicolaas Petrus Willard

Petrus Hubertus Cornelis Magnee

Godefridus A M Hurkx

Willem-Jan Arend De Wijs

Paul Anthony Shrubsole

Martijn Henri Richard Lankhorst

Elise Claude Valentine Talgorn

Godefridus Adrianus Maria Hurkx

Adrianus Johannes Maria Giesbers

Cornelis Eustatius Timmering

Robertus Theodorus Fransiscus Van Schaijk

Michiel Jos Van Duuren

Jean-Sebastien Straetmans

Petrus Henricus Maria Timmermans

Virginie Mercier

Matthieu Dhenaut

Rudolf Heinrich Brzesowsky

Petrus H C Magnee

Raymond Gijsbertus Anthonius Van Agthoven

Evgeni Arkad'Evich Patent

Melanie Maria Hubertina Wagemans

Hangfeng Ji

Said Rahimzadeh Kalaeh Rodriguez

Jaime GÓMEZ Rivas

Melanie M H Wagemans

Louis F Feiner

The invention provides a light guide element comprising a light guide and a layer element, wherein the light guide comprises a light guide face and wherein the layer element comprises an optical layer, wherein said optical layer is in contact with at least part of the light guide face, wherein the optical layer has a first index of refraction (n) smaller than the refractive index of seawater, wherein the light guide comprises a UV radiation transmissive light guide material.

Light guides with low refractive coating to be used in water

The invention provides a method for printing a 3D printed object (), the 3D printed object () comprising a first type of printed material () having electrically conductive properties and a second type of printed material () having electrically insulating properties, wherein the method comprises: (I) providing printable material (), wherein the printable material () has electrically insulating properties and wherein the printable material () is convertible by heat to a material () having electrically conductive properties; (II) printing with a 3D printer () said printable material () to generate printed material (); and (III) subjecting to heat part of the printed material () after deposition; to provide said 3D printed object ().

3D printing of graphene (oxide) composites

A system, method, and apparatus for gathering operating information from a lighting product. The lighting product includes an embedded persistent memory unit and processor configured to store data operating parameters in the memory unit. The memory unit may be accessed up through and after end-of-life of the lighting product. The memory unit may be physically removable, or may be accessible via a wired or wireless interface such as an NFC tag. The lighting product memory unit is accessed at an in-store kiosk by plugging the lighting product into a socket or swiping the lighting product with an NFC tag reader. Data recovered from the memory unit is used to select and display a range of suitable replacement lighting products from a database.

Apparatus and methods for gathering and using operating data from a lighting product

The present invention relates to a light emitting device () comprising: a substrate (); a light emitting diode structure () arranged on the substrate (), the diode structure () comprising a first semiconducting layer (), an active region () and a second semiconducting layer (), wherein a light output surface of the diode structure comprises a plurality of protruding surface structures () each having a peak height, a sidewall slope () and orientation in relation to the substrate, the plurality of protruding structures () comprising a first set and a second set of protruding surface structures, the first set and second set of protruding surface structures differing by at least one of the peak height, sidewall slope and orientation in relation to the substrate. The invention also relates to a method for manufacturing a light emitting device where the protruding surface structures are formed by imprint lithography to form a three-dimensional pattern and subsequent etching.

LED having etched light emitting surface for increased light extraction

Embodiments of the invention include a semiconductor light emitting device for emitting a first light at a first wavelength and a wavelength conversion medium arranged to convert at least part of the first light into a second light at a second wavelength. The wavelength conversion medium is disposed between a periodic antenna array and the semiconductor light emitting device. The periodic antenna array includes a plurality of antennas. The periodic antenna array supports surface lattice resonances arising from diffractive coupling of localized surface plasmon resonances in at least one of the antennas.

Illumination device

The present invention discloses a method for manufacturing a solid state light emitting device having a plurality of light-sources, the method comprising the steps of: providing a substrate having a growth surface; providing a mask layer on the growth surface, the mask layer having a plurality of openings through which the growth surface is exposed, wherein a largest lateral dimension of each of said openings is less than 0.3 &#x3bc;m and wherein the mask layer may comprise a first mask layer portion and a second mask layer portion, having the same surface area and comprising a plurality of openings wherein the first mask layer portion exhibits a first ratio between an exposed area of the growth surface and an unexposed area of the growth surface, and wherein the second mask layer portion exhibits a second ratio between an exposed area of the growth surface and an unexposed area of said growth surface, the second ratio being different from the first ratio; growing a base structure on the growth surface in each of the openings of the mask layer; and growing at least one light-generating quantum well layer on the surface of each of the base structures.

Solid state light emitting devices based on crystallographically relaxed structures

The electric device () according to the invention comprises a layer () of a memory material which has an electrical resistivity switchable between a first value and a second value. The memory material may be a phase change material. The electric device () further comprises a set of nanowires (NW) electrically connecting a first terminal () of the electric device and the layer () of memory material thereby enabling conduction of an electric current from the first terminal via the nanowires (NW) and the layer () of memory material to a second terminal () of the electric device. Each nanowire (NW) electrically contacts the layer () of memory material in a respective contact area. All contact areas are substantially identical. The method according to the invention is suited to manufacture the electric device () according to the invention.

Electric device with a layer of conductive material contacted by nanowires

Proposed is an illumination device (), comprising a light source () such as an LED or a laser diode, a wavelength conversion medium () such as a phosphor, and a periodic antenna array () made of a highly polarisable material such as a metal. The light source emits primary wavelength light that at least partially is converted in secondary wavelength light by the wavelength conversion medium. The periodic antenna array is positioned in close proximity to the wavelength conversion medium and functions to enhance the efficiency of the absorption and/or emission processes in the wavelength conversion medium through the coupling of the incident primary wavelength light or the emitted secondary light to surface lattice resonances that arise from the diffractive coupling of localized surface plasmon polaritons in the individual antennas of the array. This is especially advantageous for forming low &#xe9;tendue illumination device suitable for use in projection systems, or for controlling the directionality, the polarization, and/or the color of the secondary wavelength light.

The present invention relates to a printed circuit board assembly (), said printed circuit board assembly comprising: a substrate (); two or more electronic components which are categorized, wherein each component is secured to the substrate by securing means having a different predetermined thermal-release temperature, depending on which category said component belongs to. The invention furthermore relates to a method of assembling the printed circuit board assembly and a method of disassembling the printed circuit board assembly according to the invention.

Printed circuit board assembly

The invention relates to a lighting device (), an array of such lighting devices and an optical projection device comprising such lighting device. The lighting device, comprises at least one laser source () for generating laser radiation, wherein the laser source is optically coupled to an optical element () comprising at least one luminescent material, suitable for emitting luminescent radiation upon laser excitation by the laser radiation, wherein the optical element is provided with at least one reflector for directing the radiation from the luminescent dot through an emission window of the optical element. The lighting device is particularly useful in a projector and other lighting applications.

Lighting device, array of lighting devices and optical projection device

The invention relates to a semiconductor device () with a semiconductor body () comprising a bipolar transistor with an emitter region, a base region and a collector region () of, respectively, a first conductivity type, a second conductivity type opposite to the first conductivity type, and the first conductivity type. One of the emitter or collector regions () comprises a nanowire (). The base region () has been formed from a layer () at the surface of the semiconductor body (); the other one () of the emitter or collector regions () has been formed in the semiconductor body () below the base region (). The emitter or collector region () comprising the nanowire () has been provided on the surface of the semiconductor body () such that its longitudinal axis extends perpendicularly to the surface.

Semiconductor device and method of manufacturing the same

The invention relates to a method of breaking a substrate of a brittle material, the method comprising the steps of providing a substrate () of a brittle material, heating the substrate with a laser beam () to create a heated spot on the substrate, moving the laser beam and the substrate with respect to each other to create a line of heated spots on the substrate (), cooling the heated spots on the substrate by locally applying a cooling medium () behind the heated spots such that a micro-crack is propagated in the line of heated spots, and breaking the substrate along the line of the propagated micro-cracks by applying a mechanical force on the substrate wherein, the cooling medium comprises an aqueous surfactant solution. The surfactants will connect to the broken siloxane bonds inside the surface cracks. Then recombination and healing of the broken siloxane bonds will not occur and the required breaking load will remain constant over time.

Method of breaking a brittle substrate

A transistor device is formed of a continuous linear nanostructure having a source region, a drain region and a channel region between the source and drain regions. The source () and drain () regions are formed of nanowire ania the channel region () is in the form of a nanotube. An insulated gate () is provided adjacent to the channel region () for controlling conduction i ni the channel region between the source and drain regions.

Nanoscale fet

Growing community of inventors

Eindhoven, Netherlands

Abraham Rudolf Balkenende