EP2394093A2 - Module lumineux - Google Patents
Module lumineuxInfo
- Publication number
- EP2394093A2 EP2394093A2 EP10704340A EP10704340A EP2394093A2 EP 2394093 A2 EP2394093 A2 EP 2394093A2 EP 10704340 A EP10704340 A EP 10704340A EP 10704340 A EP10704340 A EP 10704340A EP 2394093 A2 EP2394093 A2 EP 2394093A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- light
- protective layer
- module
- led
- strip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 239000000758 substrate Substances 0.000 claims abstract description 40
- 239000011241 protective layer Substances 0.000 claims abstract description 30
- 238000004519 manufacturing process Methods 0.000 claims abstract description 15
- 239000004065 semiconductor Substances 0.000 claims abstract description 13
- 238000000926 separation method Methods 0.000 claims abstract description 6
- 239000004922 lacquer Substances 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 9
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 239000002131 composite material Substances 0.000 claims description 8
- 238000010422 painting Methods 0.000 claims description 6
- 239000004033 plastic Substances 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 2
- 239000011248 coating agent Substances 0.000 abstract description 11
- 238000000576 coating method Methods 0.000 abstract description 11
- 230000005855 radiation Effects 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 description 19
- 239000003973 paint Substances 0.000 description 6
- 239000002390 adhesive tape Substances 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 3
- 239000003086 colorant Substances 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 239000011888 foil Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000003475 lamination Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 230000032683 aging Effects 0.000 description 2
- 239000011324 bead Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000035515 penetration Effects 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000002966 varnish Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 101100248200 Arabidopsis thaliana RGGB gene Proteins 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 101100175002 Oryza sativa subsp. indica RGBB gene Proteins 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 239000007888 film coating Substances 0.000 description 1
- 238000009501 film coating Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 230000037452 priming Effects 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
- F21S4/22—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
- F21S4/24—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape of ribbon or tape form, e.g. LED tapes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Definitions
- the invention relates to a lighting module and to a method for producing a lighting module.
- LED Flex strips are equipped with light emitting diodes equipped flexible bands (LED Flex strips), which are divisible and equipped with a self-adhesive back.
- LED Flex strips the LINEARlight Flex range from OSRAM GmbH is known, in which an LED strip wound on a roll is available (eg LMlX series), with the total module comprising 120 to 600 LEDs depending on the design.
- the basic dimension of the total module (L x W x H) is 8400 mm x 10 mm x 3 mm.
- the basic dimension of the smallest unit with 10 LEDs (L x W) is 140 mm x 10 mm.
- the total module can be divided into units of 10 LEDs or their multiples without loss of function of the sections by careful cutting.
- the minimum bending radius of the LED strip is 2 cm.
- the LED tape has a self-adhesive back. When mounted on a metallic pad, to avoid short circuits, provide insulation between the pad and the LED strip at the location of solder contacts of the substrate of the
- LED tapes of the LED Flex series completely with a protective lacquer, for example by means of an APL lacquer from Electrolube.
- the luminosity of the LED strip may be adversely affected due to aging of the protective layer on the semiconductor light source.
- protective sheaths for LED tapes of the LED Flex series silicone hoses (Neo Neon) or a casting (Vossloh Schwabe) are known. There are restrictions with regard to a possible total length of these protective sheathings (which are particularly important in the case of a casting solution). is limited) and the modular divisibility and the associated required sealing at the interface.
- the lighting module has a light strip, in particular LED strip, with a strip-shaped flexible substrate, wherein at least on one side, in particular a front side, of the substrate at least one semiconductor light source, in particular LED, is applied.
- the light strip may also have electrical and / or electronic components for lighting operation of the semicon terlichtán (s), for. B. resistors and driver blocks.
- the substrate may also be considered as a flexible tape-shaped board.
- the light-emitting module is coated on its front side with a protective layer in such a way that at least one radiation emission surface of the at least one semiconductor light source is free of protective layer. This ensures that the radiation of the semiconductor light source is negatively affected neither in the short nor long term by an aging protective layer.
- the light-emitting module is therefore selectively covered locally with the protective layer.
- the light-emitting module can be coated with a protective layer in the form of a lacquer.
- a paint for example, the paints "DSL 1600 E-FLZ / 75" and "UG 10.173" Peters company in question.
- the paint can be applied for example by means of a so-called. Film-coating or spray painting.
- the protective layer furthermore makes it possible to cover the conductor tracks running on the substrate and to provide electronic components there covering them so that they can be laminated.
- the lacquer can be white in particular (for example for luminaire and backlight applications) or black (for example for display applications).
- the varnish can be transparent, in particular for luminaire and backlight applications.
- the lacquer may have a thermal expansion coefficient of the order of magnitude of a coefficient of thermal expansion of a base material of the substrate, advantageously in a range of approximately 10 ppm / ° C. This avoids stress due to differential thermal expansion which could lead to cracking.
- the light module may have a base for attachment to a rear side of the light strip, in particular a flexible base.
- the light module can be protected in its attachment to its back or bottom, and attachment to rougher or dirty or damp substrates is easily possible. This can be difficult to achieve by coating, especially painting, in practice.
- the pad can also ensure safe protection of the outer edges of the substrate, which is also difficult or impossible to realize by coating, in particular painting, Alone.
- the substrate lies flat on the surface.
- the document may in particular be adhesive tape on the flexible substrate, z. As a flexible circuit board to be glued. In particular, if the pad protrudes at least about 0.5 mm to 2 mm on each side, this can be co-lacquered.
- a good heat conducting ( ⁇ ⁇ 15 W / (m-K)) material z.
- a metal or a good heat-conducting plastic particularly preferably aluminum or an aluminum / plastic composite material.
- a metal-plastic composite film ensures electrical insulation, while a metal layer or film provides a very good bond, which can be designed for better stability and higher tear resistance than an aluminum-plastic composite film.
- other good conductive metals or metal mixtures can be used, for.
- z. B. can use a glassed plastic film.
- the backing is not thicker than 150 ⁇ m. Due to its thinness, the film is very flexible and contributes little to the rigidity of the protective covering. Also, a good thermal connection of the semiconductor light sources to a substrate for mounting the light module can be ensured.
- the pad may protrude laterally over the luminous band, at least in sections-preferably continuously-(ie be wider than the luminous band, wherein the pad is covered with the protective layer at least at a transition region to the luminous band.
- the pad around the light strip around is crimped, so that surrounds from behind around the edges of the light strip around to the front.
- the protective layer on the front side can at least partially be covered by the protective layer over the coated substrate, which enables a mechanically particularly stable and tight covering.
- the beaded base need not be at least partially covered by the protective layer; then the protective layer may be applied to the surface of the front side not covered by the bead. As a result, a thermal insulation can be avoided by the protective layer.
- the beaded base can at least partially cover the protective layer on the front side, which enables a mechanically stable and tight covering.
- priming or activation of the surfaces to be covered may be provided below the pad.
- an adhesive tape for fixing the light module z. B. a double-sided tape.
- a punched and deep-drawn cover foil can be glued as a protective layer on the flexible light strip (and optionally on the backside foil).
- the method is for manufacturing a light module and includes at least the following steps: (a) applying a plurality of LED ribbons to a common base; (b) coating the tapes and (c) separating the tapes with their respective supports.
- the LED strips can be glued, soldered, vulcanized, for example at a defined distance (preferably 1 mm to 4 mm) parallel to the common base. be siert, laminated, etc.
- the cover can be connected to the pad generally by any known suitable connection methods, e.g. B. by means of rolling, clamping, perforating, in particular micro perforating, Fa cens, fusion bonding (welding), in particular by ultrasonic welding, stapling, etc.
- Particularly preferred is sticking the fluorescent tape on the substrate, especially by sticking a, in particular self-adhesive, underside of the Substrate of the light strip on the surface.
- the process times can be considerably shortened.
- the entire composite can be cured or sufficiently cured, for. B. by means of a heat treatment.
- the singulation of the composite can be carried out by any suitable means, e.g. Example by means of cutting, perforating, lasers, or other separation methods.
- the spaces between the light bands can be painted over the entire area before separating. Alternatively you can
- the coating can optionally be done after the separation and also after a possible mortar.
- the LED strips can be filled before or after singulation. If the LED strips already in the panel, ie, after applying the light strips on the substrate, fitted and then separated, they can also be painted before separating. Then the back or at least the flank is not painted, which may be sufficient for some applications.
- the simple design allows an endless belt production (reel-to-reel production).
- the lighting module is still separable, in particular cutting separable.
- FIG 1 shows in cross-section (FIG IA) and in plan view (FIG IB) a light module with a painted light strip according to a first embodiment
- FIG. 2 shows in FIGS. 2A to 2D, in cross-section, lighting modules according to further embodiments
- FIGS. 3A and 3B shows in FIGS. 3A and 3B, in cross-section, lighting modules according to still further embodiments
- FIG. 4 outlines steps in the production sequence of a lighting module, in particular according to a lighting module according to one of FIGS. 1 to 3.
- FIG. 1A shows a cross-section of a light module in the form of an LED module 1 with a light strip in the form of an LED strip 2.
- the LED strip 2 has a flexible substrate 3, on the top or front side 4 exemplarily a white conversion LED. 5 is mounted. Not shown, but also mounted on the top 4 are electronic components such as resistors and current drivers.
- the underside of the substrate 3 has a double-sided adhesive tape 6.
- the LED strip 2 can be designed, for example, as an LED strip of the LINEARlight Flex series from OSRAM.
- the flexible LED tape 2 is applied with the adhesive tape 6 on a band-shaped pad 7 in the form of a thin aluminum foil made of pure aluminum or an aluminum composite material and adheres there.
- the underlay 7 is so thin and so flexible (not very rigid) that it does not significantly affect the flexibility of the LED strip 2. Since the width of the base 7 here is about 2 mm larger than that of the substrate 3, a superficial region 8 results on both sides.
- the resist layer 9 covers most of the top of the LED module 1, including a majority of a side surface of the LED 5, but not a radiating surface 10 of the LED 5.
- FIG IB shows the LED module 1 of FIG IA in plan view of the top.
- the upper surface is almost completely coated with varnish 9, as indicated by the striped area, and covers the substrate 3 and the substrate 7. Only the radiating surfaces 10 of the LEDs 5 extending equidistantly along the LED band 2 are not covered.
- the coating is opaque white and thus laminated on the substrate (circuit board) 3 printed conductors and electronic components (o. Fig.).
- the LED strip 2 is reliably protected except for the emitting surfaces 10, while a radiation characteristic does not suffer from the coating 9, in particular when the coating 9 ages.
- FIG 2A shows in cross section an LED module 11 according to a further embodiment with an LED strip 2 as shown in FIG 1, which now has no pad and the surface 4 is covered with the paint 9.
- both the sides or edges 12 of the substrate 3 and the underside 13 of the substrate 3 are free of paint, as their painting is very complex.
- FIG. 2B shows, in cross-section, an LED module 14 according to a further embodiment with an LED strip 2 as in FIG. 1.
- this surface is applied flatly to a base 7 with an underside.
- the pad 7 has on both sides of a lateral edges of the substrate 3 to the front embracing flanging 15 on.
- the lacquer layer 9 has been applied on the upper side both to the flanging 15 and to the substrate 3 and thus prevents inter alia the penetration of harmful substances and particles between the base 7 and the substrate 3.
- FIG. 2C shows an LED module 16 in which, in contrast to the LED module 14 from FIG. 2, the coating 9 is applied on the upper side only to the substrate 3 and the side walls of the LED5, but not to the base 7 or its flanging 15.
- FIG. 2D shows an LED module 17, in which, in contrast to the LED module 14 from FIG. 2, the flanging 15 covers the protective lacquer 9 applied on the upper side to the substrate 3 and the side walls of the LED 5.
- This embodiment is particularly advantageous for a process flow since the LED module 17 can be painted in the panel (see also FIG. 4). After singling, the corners of the base 7 are bent to the bead 15 upwards.
- FIG. 3A shows an LED module 18, in which, in contrast to the LED modules of Figure 2, the LED 5 is covered by a protective cover 19 at least on the upper side transparent.
- the protective cover 19 lies laterally next to the LED 5 on the substrate 3.
- the flanging 15 surrounds both the substrate 3 and the part of the protective cover 19 lying thereon. The protective cover 19 is thereby fixed on the LED tape 2 and protects the LED tape.
- FIG. 3B shows an LED module 20 in which, in contrast to the LED module 18 from FIG. 3A, the flanging 15 and an optionally exposed region 21 of the part of the protective cover 19 resting on the substrate 3 are covered on the upper side with the protective lacquer 9.
- the translucent protective cover 19 may be at least partially translucent, ie, transparent or translucent, z. B. completely translucent.
- the light-permeable protective cover 19 is translucent in a near region of a semiconductor light source and otherwise opaque to light. As a result, a higher-quality appearance can be achieved, in which essentially only the semiconductor light sources are visible from the outside and not the printed conductors or further components.
- a light-permeable protective cover 19 with bulges for a semiconductor light source is preferred in which the bulge is transparent, in particular transparent, and the light-permeable protective cover 19 is otherwise opaque to light.
- the translucent protective sheath 19 preferably has at least one optical element for guiding the light emitted by the LED band 2 to improve the optical radiation property. This is preferably located above a position provided for the LED or LEDs 5, in particular in the tip of a bulge for an LED 5.
- FIG. 4 outlines various stations of a production line for the reel-to-reel production of an LED module, the production progressing from left to right.
- the production line has an endless drum 22 with four LED strips 2 rolled up separately thereon.
- the LED strips 2 are led to a lamination station 23, where they are applied in parallel to the base 7 by gluing.
- the composite of LED strips 2 and pad 7 is also called a panel.
- the base 7 also comes from a - not shown here - endless role.
- Behind the lamination station 23 follows a painting station 24, in which the panel 2.7 is sprayed over the entire surface with lacquer on the top side.
- the paint is in one following curing station 25 at least partially cured.
- the panel 2.7 is cut to separate the LED modules (not shown).
- the pad can also be relatively stiff, z. B. by a higher thickness.
- the lighting device may also have LED modules with a plurality of individual LED chips ('LED clusters'), which together may result in a white mixed light, eg. B. in 'cold white' or 'warm white'.
- the LED cluster preferably comprises light-emitting diodes which shine in the primary colors red (R), green (G) and blue (B).
- R red
- G green
- B blue
- one or more amber LEDs 'amber' may also be present to produce a warm white hue.
- these can preferably be controlled such that the LED module radiates selectively in a tunable RGB color range.
- any other suitable semiconductor emitter may be used, such as a laser diode.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Led Device Packages (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102009007430A DE102009007430A1 (de) | 2009-02-04 | 2009-02-04 | Leuchtmodul |
| PCT/EP2010/050792 WO2010089218A2 (fr) | 2009-02-04 | 2010-01-25 | Module lumineux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP2394093A2 true EP2394093A2 (fr) | 2011-12-14 |
Family
ID=42235357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP10704340A Withdrawn EP2394093A2 (fr) | 2009-02-04 | 2010-01-25 | Module lumineux |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US8994039B2 (fr) |
| EP (1) | EP2394093A2 (fr) |
| CN (1) | CN102308144B (fr) |
| DE (1) | DE102009007430A1 (fr) |
| WO (1) | WO2010089218A2 (fr) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102010049333B4 (de) | 2010-10-22 | 2012-07-05 | Jürgen Hackert | Verfahren und Vorrichtung zur Herstellung einer bandförmigen Struktur zur Aufnahme von elektronischen Bauteilen |
| CN103363363B (zh) * | 2012-03-30 | 2016-03-23 | 展晶科技(深圳)有限公司 | 发光二极管灯条 |
| DE102013208400A1 (de) | 2012-05-07 | 2013-11-07 | Ifm Electronic Gmbh | LED-Band |
| US20130307013A1 (en) * | 2012-05-15 | 2013-11-21 | Avago Technlogies Ecbu Ip (Singapore) Pte. Ltd. | Light emitting device with dark layer |
| WO2014210439A1 (fr) * | 2013-06-27 | 2014-12-31 | Dentsply International Inc. | Système de photopolymérisation à base de film de led mince |
| DE102013220764A1 (de) * | 2013-10-15 | 2015-04-16 | Ronny Kirschner | Beleuchtungseinrichtung mit LED-Band |
| DE102014106164A1 (de) * | 2014-05-02 | 2015-11-05 | Itz Innovations- Und Technologiezentrum Gmbh | Wärmeleitende Optik |
| DE102014222861A1 (de) | 2014-11-10 | 2016-05-12 | Ronny Kirschner | Beleuchtungseinrichtung mit einem gespannten Spannelement und einem LED-Band |
| DE202014105375U1 (de) | 2014-11-10 | 2014-11-18 | Ronny Kirschner | Beleuchtungseinrichtung mit einem gespannten Spannelement und einem LED-Band |
| US12364074B2 (en) | 2015-03-31 | 2025-07-15 | Creeled, Inc. | Light emitting diodes and methods |
| US12294042B2 (en) * | 2015-03-31 | 2025-05-06 | Creeled, Inc. | Light emitting diodes and methods with encapsulation |
| CN105204187A (zh) * | 2015-09-11 | 2015-12-30 | 厦门红信息电子科技有限公司 | 一种镜片七色变换led变色眼镜 |
| CN105156927B (zh) * | 2015-09-28 | 2022-04-26 | 欧普照明股份有限公司 | 一种照明模组及照明灯具 |
| DE202017007378U1 (de) * | 2016-10-12 | 2021-03-26 | Gerhard Kager | Leuchtdiodenstreifen und Leuchtdiodenband |
| CN206771065U (zh) * | 2017-04-20 | 2017-12-19 | 深圳迪亚士照明科技有限公司 | 单面防护led灯条 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4173035A (en) * | 1977-12-01 | 1979-10-30 | Media Masters, Inc. | Tape strip for effecting moving light display |
| US4439818A (en) * | 1983-02-25 | 1984-03-27 | Scheib Joseph J | Flexible light display with evenly distributed illumination |
| DE4412772A1 (de) | 1994-04-14 | 1995-10-19 | Airsigna Gmbh & Co Kg | Beleuchtungseinrichtung insbesondere Notbeleuchtungseinrichtung für das Innere von Wasserfahrzeugen |
| DE19627856A1 (de) | 1996-07-11 | 1998-01-15 | Happich Fahrzeug & Ind Teile | Beleuchtungsleiste und Verfahren zur Herstellung |
| US7026660B2 (en) * | 2003-04-25 | 2006-04-11 | Osram Opto Semiconductors (Malaysia) Sdn. Bhd | Interconnection for organic devices |
| DE10350099A1 (de) | 2003-10-27 | 2005-06-09 | Kwl-Lighting Gmbh | Leuchtvorrichtung und Verfahren zur Herstellung einer Leuchtvorrichtung |
| US7858994B2 (en) | 2006-06-16 | 2010-12-28 | Articulated Technologies, Llc | Solid state light sheet and bare die semiconductor circuits with series connected bare die circuit elements |
| KR100880812B1 (ko) | 2004-03-29 | 2009-01-30 | 아티큘레이티드 테크놀러지스 엘엘씨 | 롤-투-롤 제조된 광 시트 및 캡슐화된 반도체 회로디바이스들 |
| US20060062899A1 (en) * | 2004-09-17 | 2006-03-23 | Eastman Kodak Company | Method of discontinuous stripe coating |
| US7368307B2 (en) * | 2005-06-07 | 2008-05-06 | Eastman Kodak Company | Method of manufacturing an OLED device with a curved light emitting surface |
| US7556405B2 (en) * | 2005-07-28 | 2009-07-07 | Velcro Industries B.V. | Mounting light emitting diodes |
| DE202006002728U1 (de) * | 2006-02-21 | 2006-04-13 | Wiltec Wildanger Technik Gmbh | Leuchtmittel |
| TWI325644B (en) * | 2007-01-03 | 2010-06-01 | Chipmos Technologies Inc | Chip package and manufacturing thereof |
-
2009
- 2009-02-04 DE DE102009007430A patent/DE102009007430A1/de not_active Withdrawn
-
2010
- 2010-01-25 CN CN201080006625.9A patent/CN102308144B/zh not_active Expired - Fee Related
- 2010-01-25 EP EP10704340A patent/EP2394093A2/fr not_active Withdrawn
- 2010-01-25 WO PCT/EP2010/050792 patent/WO2010089218A2/fr not_active Ceased
- 2010-01-25 US US13/147,824 patent/US8994039B2/en active Active
Non-Patent Citations (1)
| Title |
|---|
| See references of WO2010089218A2 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102308144A (zh) | 2012-01-04 |
| DE102009007430A1 (de) | 2010-08-12 |
| CN102308144B (zh) | 2014-07-23 |
| US20110291125A1 (en) | 2011-12-01 |
| US8994039B2 (en) | 2015-03-31 |
| WO2010089218A3 (fr) | 2011-01-06 |
| WO2010089218A2 (fr) | 2010-08-12 |
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