EP2630680A1 - Oled-modul - Google Patents
Oled-modulInfo
- Publication number
- EP2630680A1 EP2630680A1 EP11774036.5A EP11774036A EP2630680A1 EP 2630680 A1 EP2630680 A1 EP 2630680A1 EP 11774036 A EP11774036 A EP 11774036A EP 2630680 A1 EP2630680 A1 EP 2630680A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- oled
- oled panel
- carrier element
- module according
- oled module
- 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- Withdrawn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
- 239000011241 protective layer Substances 0.000 claims description 16
- 238000004382 potting Methods 0.000 claims description 11
- 150000001875 compounds Chemical class 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- HUWSZNZAROKDRZ-RRLWZMAJSA-N (3r,4r)-3-azaniumyl-5-[[(2s,3r)-1-[(2s)-2,3-dicarboxypyrrolidin-1-yl]-3-methyl-1-oxopentan-2-yl]amino]-5-oxo-4-sulfanylpentane-1-sulfonate Chemical compound OS(=O)(=O)CC[C@@H](N)[C@@H](S)C(=O)N[C@@H]([C@H](C)CC)C(=O)N1CCC(C(O)=O)[C@H]1C(O)=O HUWSZNZAROKDRZ-RRLWZMAJSA-N 0.000 description 7
- 238000005538 encapsulation Methods 0.000 description 7
- 239000010410 layer Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 6
- 239000012790 adhesive layer Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/17—Passive-matrix OLED displays
- H10K59/179—Interconnections, e.g. wiring lines or terminals
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/10—OLED displays
- H10K59/12—Active-matrix OLED [AMOLED] displays
- H10K59/131—Interconnections, e.g. wiring lines or terminals
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/87—Passivation; Containers; Encapsulations
- H10K59/871—Self-supporting sealing arrangements
Definitions
- the invention relates to an OLED module (OLED: organic light-emitting diode) with an OLED panel and a plate-shaped carrier element with a surface on which the OLED panel is arranged, wherein the carrier element has a region projecting with respect to the OLED panel , as well as with one
- the invention relates to a luminaire with such an OLED module as the light source.
- a corresponding OLED module is known from US 2008/0231180 AI, wherein the carrier element is a printed circuit board.
- the driver electronics assembly is arranged opposite with respect to the OLED panel of the circuit board opposite. This results in particular a comparatively large height for the OLED module.
- the invention has for its object to provide an improved OLED module, which can be designed in particular with a comparatively low overall height.
- a luminaire is to be specified with such an OLED module.
- an OLED module which has an OLED panel, and a plate-shaped carrier element with a surface, on which the OLED panel is arranged, wherein the carrier element has a, with respect to the OLED panel projecting area. Furthermore, the OLED module has a
- the driver electronics assembly for the electronic control of the OLED panel.
- the driver electronics assembly comprises a component which is connected to the projecting Area is arranged on the support element and which does not extend beyond the OLED panel in a direction perpendicular to the surface.
- the OLED module makes it possible to make the OLED module particularly flat, in particular so that it has a height that is not greater than the sum of a thickness or thickness of the plate-shaped carrier element and a thickness or thickness of the OLED panels.
- the driver electronics assembly in this way has no effect on the minimum height of the OLED module.
- all components of the driver electronics are arranged on the protruding region on the carrier element, wherein they do not extend beyond the OLED panel in a direction perpendicular to the surface.
- the OLED module is designed such that all components of the
- Driver electronics assembly not more than 2.0 mm beyond the surface in the direction extend.
- the carrier element has a depression or a recess in the surface on the protruding region, wherein at least one component of the driver electronics arrangement is arranged at least partially in the depression or in the recess.
- the OLED panel has a flat side, with which it on the
- Driver electronics assembly are arranged in a region along the lateral boundaries of the flat side. As a result, it is possible, in particular in the case of a bendable or flexibly designed OLED module, to achieve this flexibility only comparatively little due to the components of the driver electronics assembly
- the OLED module further comprises at least one electrical
- the OLED module on a protective layer element which is arranged with respect to the OLED panel opposite to the carrier element on the OLED panel.
- the protective layer element not only a protection of the OLED panel can be achieved, but also a planarization of a surface of the OLED panel. If the protective layer element is made transparent, it may be provided that a light generated by the OLED panel by the
- Protective layer element is discharged through to the outside.
- the carrier element is preferably a printed circuit board, which is electrically and mechanically connected to the OLED panel. Furthermore, a particularly low overall height of the OLED module can be achieved if the carrier element has a thickness which is less than 1000 ⁇ , preferably less than 100 ⁇ .
- the OLED module can furthermore advantageously be designed as a bendable or as a rigid OLED module.
- a particularly good protection of the driver electronics assembly and / or a particularly good stability of the OLED module can be achieved if the OLED module further comprises a potting compound which is at least one component of the
- Driver electronics assembly preferably around all components of the
- the potting compound is preferably impermeable to water and / or elastic.
- a housing which is arranged around the OLED panel.
- the housing is made of metal.
- the carrier element may advantageously have a hexagonal shape.
- the OLED module is particularly suitable, for example, when several identical OLED modules are to be assembled to form one
- a luminaire which has at least one inventive OLED module as the light source.
- FIG. 1 is a cross-sectional sketch of a first exemplary embodiment of an OLED module according to the invention
- FIG. 3 is a cross-sectional diagram of a third embodiment
- Figures 7 and 8 perspective sketches to the embodiment with hexagonal shape.
- Fig. 1 is a cross section through a first exemplary embodiment of a
- the OLED module has an OLED panel 10 and a plate-shaped carrier element 30 with a surface 35 on which the OLED panel 10 is arranged.
- the OLED panel 10 may be constructed, for example, as follows: a transparent ITO (indium-tin-oxide) on glass with about 100 nm thickness, an organic layer (with up to seven sub-layers) with a thickness of about 100 to 200 nm and a metallic cathode (for example aluminum) with a thickness of about 100 to 500 nm.
- a transparent ITO indium-tin-oxide
- organic layer with up to seven sub-layers
- a metallic cathode for example aluminum
- the carrier element 30 has a region 36 projecting with respect to the OLED panel 10.
- the OLED module has a driver electronics assembly 32 for the electronic control of the OLED panel 10.
- the driver electronics assembly 32 in this case comprises a component 32 'which is arranged on the projecting region 36, in particular on or on the surface 35, on the carrier element 30 and which in this case does not extend beyond the OLED in a direction R perpendicular to the surface 35. Panel 10 extends. With reference to the illustration of FIG. 1, therefore, the component 32 'does not extend further beyond the surface 35 than the OLED panel 10. It is therefore provided that - calculated from the surface 35 - the
- Extension of the component 32 ' is not greater than the extension of the OLED panel 10th
- the OLED panel 10 has a flat side 15 - hereinafter also referred to as underside 15 - with which it is arranged on the surface 35 of the carrier element 30.
- a region of the carrier element 30, which is located outside the normal projection or the normal projection surface P of the underside 15 or the side 15 on the carrier element 30, is designated by the projecting region 36.
- An overall particularly flat design is made possible if all components of the driver electronics assembly 32 are arranged according to the above-mentioned arrangement on the projecting portion 36 on the support member 30. In this way, it is achieved that no component of the drive electronics assembly 32 extends in a direction or in the direction R perpendicular to the surface 35 beyond the OLED panel 10.
- the configuration may be such that no component of the driver electronics assembly 32 extends more than 2.0 mm or more than 1.8 mm beyond the surface 35.
- the support member 30 at the protruding portion 36 has a recess (not shown in the figures) or a recess in the surface 35 and at least one component of the driver electronics assembly 32 at least partially in the recess or is arranged in the recess.
- the OLED module can have at least one electrical contact element 31 which serves for an electrical and mechanical connection between the carrier element 30 and the OLED panel 10. As shown by way of example in FIG.
- the OLED panel 10 may comprise a base substrate element 10 ', consisting for example of glass, as well as an encapsulation element 10 ", wherein the underside 15 of the OLED panel 10 has a side or a bottom side of the encapsulation element 10 "is.
- the base substrate element 10 ' with respect to the
- Encapsulation element 10 having a projecting portion 13, which is with this projecting portion 13 of the base substrate element 10 '- analogous to the above definition of the protruding portion 36 of the support member 30 - a portion of the base substrate element 10' is designated, which is outside
- the normal projection or the normal projection surface P of the underside 15 or the side 15 is located on the carrier element 30.
- a contact surface 11 of an electrode of the OLED panel 10 can be arranged on this protruding region 13 of the base substrate element 10 ' This makes it possible to produce a reliable electrical and mechanical connection between the OLED panel 10 and the carrier element 30 comparatively easily.
- this recess may be annularly formed around the encapsulation element 10 ".
- this recess may be annularly formed around the encapsulation element 10 ".
- an adhesive layer can additionally be provided between the underside 15 of the OLED panel 10 and the carrier element 30, which serves for the mechanical connection between these two parts.
- the OLED module can have a preferably light-permeable protective layer element 20, which is arranged on the OLED panel 10 opposite to the carrier element 30 with respect to the OLED panel 10. It can accordingly a light output of the OLED panel 10 through the translucent designed
- Protective layer element 20 may be provided therethrough. With reference to the illustration of FIG. 1, therefore, the protective layer element 20 is arranged on top of the OLED panel 10 and an upward light emission is provided.
- the protective layer element 20 can be optically and mechanically connected to the OLED panel 10 in order to planarize a surface 16 of the OLED panel 10.
- the protective layer element 20 can be arranged or held on the OLED panel 10 by means of an adhesive layer.
- the OLED module may thus comprise, in particular, three layers, wherein a first layer is formed by the protective layer element 20, a second layer by the OLED panel 10 and a third layer by the carrier element 30.
- the carrier element 30 is preferably a printed circuit board, which is mechanically and electrically connected to the OLED panel 10.
- the carrier element 30 or the printed circuit board advantageously has a thickness which is less than 1000 ⁇ , preferably less than 100 ⁇ .
- the driver electronics assembly 32 may include a driver IC for a
- Constant power supply of the OLED panel 10 have, as well as passive
- Components such as a resistor for current adjustment or a coil and a capacitor for smoothing the output voltage.
- a bus interface for external control of the OLED module can be provided.
- a microcontroller can be integrated, and optionally a level converter, if desired, and passive components.
- all components of the driver electronics assembly 32 have a flat design, so that they do not extend beyond the OLED panel 10 upwards.
- these components are arranged next to the OLED panel 10 or between the protruding region 13 of the base substrate element 10 'and the surface 35 of the carrier element 30.
- This flat design achieves a lower overall height of the OLED module compared to the prior art.
- the components of the driver electronics assembly 32 can in the areas of contact between the support member 30 and the
- Encapsulation element 10 may be arranged so that this space is used particularly well.
- the OLED module for electrical connection may have electrical connections 33.
- the OLED panel 10, the protective layer element 20 and the carrier element 30 may be rigid or flexible or bendable.
- An integration of said electrical components may be provided by means of SMD, chip-on-board, chip-on-foil or similar techniques; These techniques are advantageous with respect to a flat design.
- the components of the driver electronics assembly 32 may be provided in particular in a region along the lateral boundaries of the underside 15, ie in FIG the plan view in an annular area around the bottom 15 around.
- a bendability or flexibility of the OLED module is not or at least only slightly limited by this arrangement or the flexibility or flexibility is limited only within said area around the bottom 15 around.
- a potting compound 40 is additionally provided;
- the potting compound 40 may be disposed in a region around the OLED panel 10, between the carrier element 30 and the
- Protective layer element 20 In this way, the mechanical stability can be further increased and / or it can be an encapsulation of the components or the
- the potting compound 40 may be particularly preferably impermeable to water.
- potting compound 40 may be provided in which no complete curing takes place, so an elastic potting compound 40; This makes it possible to make the OLED module with the potting compound 40 bendable or flexible.
- the OLED module further comprises a housing 50.
- Housing 50 may have a bottom plate, which is arranged opposite to the OLED panel 10 with respect to the support member 30, so to speak, as a further, ie fourth position in the sense of the above-mentioned three layers.
- the housing 50 may in particular have openings for the electrical connections 33. It can be provided that 33 wires are soldered to the electrical connections or that by means of spring or terminal contacts an electrical connection to a power supply is established.
- the housing may in particular be arranged around the OLED panel 10.
- the housing 50 By the housing 50, the encapsulation of the OLED module can be further increased.
- the housing 50 is preferably made of metal. As a result, a particularly good dissipation of heat is possible, which may arise during operation of the OLED panel 10.
- the housing 50 advantageously the outer shape or shape of the OLED module, so that in this way the
- the reference numeral 12 denotes a luminous area of the OLED panel 10.
- the carrier plate 30 is rectangular, wherein the components of the driver electronics assembly 32 are arranged on only two, given by this form, opposite sides on the support plate 30.
- a flexibility of the OLED module about an axis parallel to the respective two sides is particularly limited, if appropriate, in particular.
- a rectangular shape is not mandatory. It can also be provided according to the invention that the OLED module seen in plan view has a shape that is not rectangular, for example, a hexagonal shape. This is shown by way of example with reference to a further exemplary embodiment in FIGS. 5, 6a and 6b. Again, the above statements apply accordingly, so that in
- FIG. 6 shows a plan view of the OLED module without the protective layer element 20
- FIG. 6b shows a plan view of the OLED module with the protective layer element 20.
- the hexagonal shape of the OLED module can be given by a corresponding shape of the support member 30.
- the OLED panel 10 may, for example, be designed octagonal and furthermore, for example, have a circular luminous surface 12.
- the hexagonal shape of the OLED module is particularly suitable for the case where several OLED modules are to be joined together as closely as possible, so that a luminaire is formed with a light emitting surface, which is composed of the luminous surfaces of the individual OLED modules.
- Fig. 7 shows a sketch like an exploded view of the latter
- FIG. 8 shows by way of example the carrier element 30, here as a printed circuit board, with the integrated components or components of the driver electronics assembly 32.
- the driver electronics assembly 32 may include: PWM
- Driver specifications 12V or 24V supply, 350mA PWM drift, 400: 1 dimming, 82% efficiency, 1.7mm overall height.
- the OLED module according to the invention is particularly suitable for being used as a light source of a luminaire, for example for room lighting. Therefore, according to the invention, a luminaire is provided which has at least one OLED module as a light source.
- the light can be in accordance with the above
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electroluminescent Light Sources (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102010042727A DE102010042727A1 (de) | 2010-10-21 | 2010-10-21 | OLED-Modul |
| PCT/EP2011/068395 WO2012052531A1 (de) | 2010-10-21 | 2011-10-21 | Oled-modul |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EP2630680A1 true EP2630680A1 (de) | 2013-08-28 |
Family
ID=44860360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP11774036.5A Withdrawn EP2630680A1 (de) | 2010-10-21 | 2011-10-21 | Oled-modul |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP2630680A1 (de) |
| CN (1) | CN103238229B (de) |
| DE (1) | DE102010042727A1 (de) |
| WO (1) | WO2012052531A1 (de) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102012223162B4 (de) * | 2012-12-14 | 2022-08-25 | Pictiva Displays International Limited | Flächenlichtsystem |
| DE102013113001B4 (de) * | 2013-09-13 | 2018-05-24 | Osram Oled Gmbh | Modul und Anordnung mit einem Modul |
| CN104712922B (zh) * | 2013-12-11 | 2017-03-15 | 力志国际光电股份有限公司 | 有机发光二极管照明装置 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020180371A1 (en) * | 2001-02-22 | 2002-12-05 | Semiconductor Energy Laboratory Co. Ltd. | Display device and method of manufacturing the same |
| US20090167171A1 (en) * | 2007-11-22 | 2009-07-02 | Samsung Mobile Display Co., Ltd. | Display device, organic light emitting diode display and manufacturing method of the same |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004342336A (ja) * | 2003-05-13 | 2004-12-02 | Semiconductor Energy Lab Co Ltd | 発光装置およびその作製方法 |
| US7132796B2 (en) * | 2003-12-30 | 2006-11-07 | Lg.Philips Lcd Co., Ltd | Organic electroluminescent device and method of fabricating the same |
| DE102004005370B4 (de) * | 2004-02-03 | 2007-08-16 | Samsung SDI Co., Ltd., Suwon | Elektrisches Gerät mit einem Gehäuse und einem OLED-Anzeigeelement sowie Verfahren zu dessen Herstellung |
| US7948171B2 (en) * | 2005-02-18 | 2011-05-24 | Semiconductor Energy Laboratory Co., Ltd. | Light emitting device |
| JP2009503777A (ja) | 2005-07-27 | 2009-01-29 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 駆動回路が一体化された封止部を有する照明装置 |
| JP2007234232A (ja) * | 2006-02-27 | 2007-09-13 | Hitachi Displays Ltd | 画像表示装置 |
| DE102007046730A1 (de) * | 2007-09-28 | 2009-04-02 | Osram Opto Semiconductors Gmbh | Organisches elektronisches Bauelement, Herstellungsverfahren dazu sowie Verwendung |
| DE102008049056A1 (de) * | 2008-09-26 | 2010-04-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Organisches photoelektrisches Bauelement und ein Verfahren zum Herstellen eines organischen photoelektrischen Bauelements |
-
2010
- 2010-10-21 DE DE102010042727A patent/DE102010042727A1/de not_active Withdrawn
-
2011
- 2011-10-21 CN CN201180050814.0A patent/CN103238229B/zh not_active Expired - Fee Related
- 2011-10-21 EP EP11774036.5A patent/EP2630680A1/de not_active Withdrawn
- 2011-10-21 WO PCT/EP2011/068395 patent/WO2012052531A1/de not_active Ceased
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020180371A1 (en) * | 2001-02-22 | 2002-12-05 | Semiconductor Energy Laboratory Co. Ltd. | Display device and method of manufacturing the same |
| US20090167171A1 (en) * | 2007-11-22 | 2009-07-02 | Samsung Mobile Display Co., Ltd. | Display device, organic light emitting diode display and manufacturing method of the same |
Non-Patent Citations (1)
| Title |
|---|
| See also references of WO2012052531A1 * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102010042727A1 (de) | 2012-05-10 |
| WO2012052531A1 (de) | 2012-04-26 |
| CN103238229A (zh) | 2013-08-07 |
| CN103238229B (zh) | 2016-05-18 |
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| RIN1 | Information on inventor provided before grant (corrected) |
Inventor name: ERITT, MICHAEL Inventor name: KIRCHHOF, CHRISTIAN Inventor name: AMELUNG, JOERG |
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| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: TRIDONIC DRESDEN GMBH & CO. KG |
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| DAX | Request for extension of the european patent (deleted) | ||
| 17Q | First examination report despatched |
Effective date: 20160303 |
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| RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: TRIDONIC GMBH & CO KG |
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Free format text: STATUS: EXAMINATION IS IN PROGRESS |
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| 18D | Application deemed to be withdrawn |
Effective date: 20200103 |