EP2399433A2 - Plaque support flexo-rigide - Google Patents

Plaque support flexo-rigide

Info

Publication number
EP2399433A2
EP2399433A2 EP10711596A EP10711596A EP2399433A2 EP 2399433 A2 EP2399433 A2 EP 2399433A2 EP 10711596 A EP10711596 A EP 10711596A EP 10711596 A EP10711596 A EP 10711596A EP 2399433 A2 EP2399433 A2 EP 2399433A2
Authority
EP
European Patent Office
Prior art keywords
rigid
flexible
support portion
plate
flexible support
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.)
Ceased
Application number
EP10711596A
Other languages
German (de)
English (en)
Inventor
Thomas Preuschl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Osram GmbH
Original Assignee
Osram GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Osram GmbH filed Critical Osram GmbH
Publication of EP2399433A2 publication Critical patent/EP2399433A2/fr
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components
    • H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of flexible or folded printed circuits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
    • F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
    • F21K9/20—Light sources comprising attachment means
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • 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
    • F21Y2107/00—Light sources with three-dimensionally disposed light-generating elements
    • 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]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0201—Thermal arrangements, e.g. for cooling, heating or preventing overheating
    • H05K1/0203—Cooling of mounted components
    • H05K1/0204—Cooling of mounted components using means for thermal conduction connection in the thickness direction of the substrate
    • H05K1/0206—Cooling of mounted components using means for thermal conduction connection in the thickness direction of the substrate by printed thermal vias
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/04—Assemblies of printed circuits
    • H05K2201/047—Box-like arrangements of PCBs
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/09—Shape and layout
    • H05K2201/09009—Substrate related
    • H05K2201/09127—PCB or component having an integral separable or breakable part
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
    • H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
    • H05K2201/10007—Types of components
    • H05K2201/10106—Light emitting diode [LED]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
    • H05K2203/13—Moulding and encapsulation; Deposition techniques; Protective layers
    • H05K2203/1305—Moulding and encapsulation
    • H05K2203/1316—Moulded encapsulation of mounted components
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K3/00—Apparatus or processes for manufacturing printed circuits
    • H05K3/46—Manufacturing multilayer circuits
    • H05K3/4688—Composite multilayer circuits, i.e. comprising insulating layers having different properties
    • H05K3/4691—Rigid-flexible multilayer circuits comprising rigid and flexible layers, e.g. having in the bending regions only flexible layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49117—Conductor or circuit manufacturing
    • Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
    • Y10T29/4913—Assembling to base an electrical component, e.g., capacitor, etc.

Definitions

  • the invention relates to a rigid-flexible carrier plate for at least one semiconductor light source, in particular LED, a lighting device with at least one rigid-flexible carrier plate and a method for producing such a lighting device.
  • EP 1033525 A2 discloses a flexible LED multiple module, in particular for a luminaire housing of a motor vehicle, having a plurality of rigid printed circuit boards, for example made of aluminum, which are each connected at one of their main surfaces to a flexible printed circuit board at a distance from each other, and a plurality of LEDs, which are mounted in the area of the rigid printed circuit boards on the flexible printed circuit board.
  • the flexible circuit board is usually made of a flexible plastic. It may for example consist of a polyester or polyimide film.
  • a flexible circuit board, preferably a flexboard, can be glued to the rigid circuit boards.
  • the rigid-flexible, ie, in part comparatively rigid and partially comparatively flexible, carrier plate is used as a carrier plate for at least one semiconductor light source. directed.
  • the carrier plate has at least one comparatively rigid carrier region for attaching the at least one semiconductor light source and a comparatively flexible carrier region, wherein the flexible carrier region has been produced by thinning or narrowing a rigid carrier region.
  • a thinning is understood to mean a general reduction in thickness.
  • the thinned support areas are flexible and thus configured to be bent at least once or more without material failure, while the rigid, non-thinned support areas are not configured or intended for flexing.
  • a compact and versatile moldable support plate can be worked out of an easily produced basic form, which is also easy to install.
  • complex and comparatively fine flexible structures can be produced in a simple manner, which in turn allows a complex and compact geometric configuration or arrangement of light sources. Consequently, a compact lighting device can be constructed particularly inexpensive.
  • the type of semiconductor light source is basically not limited.
  • the semiconductor light source may comprise one or more semiconductor emitters, in particular light emitting diodes (LEDs).
  • the semiconductor emitter (s) may be housed individually ('single LED'), or multiple semiconductor emitters may be mounted on a common substrate ("submount"), eg. B. by equipping a substrate made of AlN with LED chips.
  • the electrical connection of the semiconductor emitter with the submount is advantageously done by chip-level connection types, such as bonding (wire bonding, flip-chip bonding), etc., while the submount and the single LED advantageously by conventional connection types such as soldering the support plate are electrically contacted.
  • one or more submounts may be mounted on the carrier plate or one of the rigid carrier areas.
  • z. B. knows what a easy scalability of the brightness allows.
  • the semiconductor emitters can at least partially also have a different jet color, z. Red (R), green (G), blue (B), amber (A) and / or white (W).
  • R red
  • G green
  • B blue
  • A amber
  • W white
  • a jet color of the light source can be tuned, and it can be set any color point.
  • semiconductor emitters of different jet color can produce a white mixed light.
  • organic LEDs OLEDs
  • other semiconductor light sources such as laser diodes can be used.
  • the materials of the rigid support portion and the flexible support portion may be the same, different or partially the same and partially different.
  • the rigid support portions and the flexible support portions may be integrally made of the same material, including composite material.
  • the rigid support areas and the flexible support areas can also have completely different materials.
  • the rigid support portions and the flexible support portions may include one or more like materials and may differ in the presence of one or more materials.
  • the carrier areas comprise a printed circuit board base material, in particular a glass fiber / resin composite material, for. B. FR2, FR4, CEM ('Composite Epoxy Materials') -1, etc.
  • Circuit board material is well known and suitable, inexpensive in large quantities and easily machinable.
  • the circuit board base material is preferably embodied in one piece over different carrier areas.
  • the thinning preferably comprises at least one thinning of the printed circuit board base material. This means that the thinning advantageously also always a thinning of Lei terplatten base material includes. A volume of another material may also be thinned and / or may remain unprocessed. It may be particularly preferred if the thinned printed circuit board base material has a minimum residual thickness between 20 ⁇ m and 50 ⁇ m.
  • the printed circuit board material is a glass fiber / resin composite, since such a composite material is particularly easy to process, laminatable as a multi-layer system and is flexible as a thin layer at least for a limited number of bending operations without material failure.
  • At least one rigid carrier region and an adjacent flexible carrier region have at least one common layer of the printed circuit board base material.
  • the volume to be thinned out, in particular printed circuit board base material is produced in multiple layers. This can be done, for example, by stacking or laminating so-called 'prepregs' (preimregnated fibers), in particular prepregs in the form of continuous fiber-reinforced thermoset semifinished products.
  • 'prepregs' preimregnated fibers
  • the carrier regions have a metallic layer or layer, in particular a copper layer (copper lamination), in particular as an outer layer or layer.
  • the copper layer may be, for example, a cover sheet with rolled copper. This need not be over the entire surface, but may for example be structured for electrical wiring.
  • the metallic layer is not affected by the dilution, but remains unprocessed in this regard. Due to the metallic layer or layer can be a bend of a flexible Carrier area can be achieved with a high plastic deformation ratio, whereby the bending can be performed with high precision and stable in position.
  • the individual strip conductors are designed to be maximally wide, so that the area covered by the strip conductors is as large as possible. Also, a heat spreading and removal can be supported by the metallic layer at least locally. Also, the individual tracks are made as wide as possible.
  • metals for example, aluminum, copper or alloys thereof can be used.
  • the support plate may be connected to at least one heat sink, for.
  • a heat sink may be thermally connected to the metallic cover layer.
  • At least one rigid support area can have at least one through-connection ('via' and / or 'thermal via').
  • the plated-through hole can in particular lead from a contact region for the heat source on one side of a rigid support region to a heat distribution layer.
  • the heat distribution layer can be located in particular on the other side (back or bottom) and z. B. by the copper layer (Kupferkaschie- tion) are formed.
  • the lighting device is equipped with at least one rigidly flexible carrier plate, wherein at least one semiconductor light source is mounted on at least one rigidly flexible carrier plate.
  • a lighting device can be provided whose light sources can be arranged in a cost-effective manner in a compact manner and in a wide variety of configurations (position, orientation, etc.).
  • a driver for operating at least one of the semiconductor light sources may be attached to at least one rigid carrier area. Electrical leads to the at least one semiconductor light source, as well as between semiconductor light sources and between the driver and a power connector are provided and may be routed over one or more wiring layers, e.g. B. via a copper layer, z. B. the copper lining.
  • the rigid-flexible support plate is bent on at least one flexible support region so that it is self-supporting.
  • support elements can be completely or largely dispensed with.
  • the rigid-flexible support plate may in particular be bent to a body with an at least partially closed lateral surface, for. B. with a square, especially square, or a round outer surface.
  • a carrier region in particular a rigid carrier region, can be fixed in a potting compound ('molding compound').
  • a driver element can be mounted on the rigid support area fixed in the potting compound.
  • a lighting device may be preferred which has a rigidly flexible carrier plate with at least two rigid carrier regions, which are provided by a flexible carrier are richly interconnected, wherein at least one rigid support portion is fixed in a potting compound and the other rigid support portion is held by the flexible support portion. Then, the position of the at least one rigid support portion, which is not fixed in the potting compound, can be easily adjusted by bending at least one flexible support portion.
  • the rigid-flexible support plate can be used particularly advantageously with a retrofit lamp, wherein the rigid-flexible support plate is at least partially accommodated in a translucent piston.
  • a retrofit lamp can be considered as a lamp which can replace a conventional lamp, e.g. As incandescent lamp, is used, wherein the at least one semiconductor light source is to be accommodated in a space, which is approximately the space z.
  • B. corresponds to a glass bulb of an incandescent lamp.
  • the lighting device may be manufactured by a process comprising at least the following steps: (a) producing a rigid support plate; (b) producing a rigidly flexible carrier plate from the rigid carrier plate by producing at least one flexible carrier region by means of thinning; (c) loading at least one rigid support area; (d) bending at least one flexible support portion; (e) equipping the lighting device with the rigid-flexible carrier plate, in particular an already bent carrier plate.
  • step (c) may be performed prior to step (b).
  • the loading can include equipping with semiconductor light sources and / or electronic components.
  • the carrier plate in principle be produced by means of all suitable production methods, in particular by means of production methods for the production of printed circuit boards.
  • the thinning (or rejuvenation) in step (b) may be carried out by any suitable separating method, e.g. For example, by means of machining methods, such as milling, by means of ablative methods, such as laser ablation, or by detrimental methods, such as cutting and lifting.
  • Equipping the lighting device with the curved rigid-flexible carrier plate in step (e) can alternatively or additionally also be carried out with the unbent carrier plate, wherein the carrier plate can then be bent in the finished state.
  • the step of producing the rigid support plate comprises a fixed connection of a plurality of individual layers, wherein in a region provided as a flexible support region at least two successive layers or layers are not firmly connected; and the step of producing the rigid-flexible support plate is performed by thinning by removing layers along the two successive non-bonded layers.
  • the thinning can advantageously be carried out by scoring, incising, etc., and following lifting off of at least one layer, this layer not being firmly joined or joined to an adjacent layer, e.g. B. is not glued or laminated.
  • the fact that at least two successive layers are not firmly joined can be achieved, for example, by the fact that no adhesive material is provided between two individual layers and / or a non-adhesive protective film is provided. is added, z. During a staple and before crimping.
  • FIG. 1A shows a sectional side view of a rigid-flexible carrier plate
  • FIG IB shows a sectional view in side view of another rigid flexible support plate
  • FIG IC shows a sectional view in side view still another rigid flexible support plate
  • FIG 2 shows a sectional view in side view yet another rigid flexible support plate
  • FIG. 3 shows an oblique view of a section of a carrier plate
  • FIG. 4A shows a sectional side view of another rigid flexible support plate
  • FIG 4B shows a sectional view in side view still another rigid flexible support plate
  • FIG. 5 shows a plan view of a populated top another rigid flexible support plate in the unbent state
  • FIG. 6A shows the rigid-flexible carrier plate from FIG. 5 in the bent state in side view
  • FIG. 6B shows the rigid-flexible carrier plate from FIG. 5 in the bent state in a plan view
  • FIG. 7 shows a lighting device with a rigidly flexible carrier plate according to a first embodiment
  • FIG 8 shows a lighting device with a rigidly flexible support plate according to a second embodiment.
  • FIG. 1A shows a sectional side view of a rigid-flexible carrier plate 1, which consists of a printed circuit board material in the form of a glass fiber / resin composite material, here: FR4.
  • the carrier plate 1 has a comparatively rigid, because thicker carrier region 2 and a comparatively flexible or bendable, because thinner carrier region 3. Due to the smaller thickness of the flexible carrier region 3, it will also be possible to bend at least once without material failure, while the rigid carrier region 2 can only be bent slightly without material failure.
  • the flexible carrier region 3 was produced by producing an initially uniform, rigid FR4 carrier plate and thinning or tapering the flexible carrier region 3 by milling off a volume 4 to be removed, indicated here by dashed lines.
  • the thickness of the flexible carrier region 3 here is about 35 ⁇ m, the thickness of the rigid carrier region 2 is about 210 ⁇ m.
  • FIG 1B shows a sectional side view of another rigid-flexible support plate 5, which now in contrast to the rigid-flexible support plate 1 of FIG IA has a flexible support portion 3, which is located between two rigid support portions 2.
  • a copper layer or layer (copper dot) drawn in a dash-dotted manner for wiring with printed conductors. ferkaschtechnik) 7.
  • the placement of the support plate 5 is preferably done on the copper layer 7 opposite (front) side.
  • the copper layer 7 is not thinned.
  • the printed circuit board base material on the flexible support portion 3 can be completely removed.
  • the copper layer may be thermally connected to a heat sink (not shown) to dissipate heat from the carrier plate 5.
  • FIG. 1C shows, as a sectional illustration in side view, yet another rigid-flexible carrier plate 8, which, in contrast to the rigid-flexible carrier plate 1 from FIG. 1A, now has a rigid carrier region 2 which is located between two flexible carrier regions 2.
  • FIG. 2 shows a further side view of a rigidly rigid carrier plate 9 as a sectional side view.
  • the carrier plate 9 is now constructed from a plurality of similarly constructed layers or layers L1, L2, L3, L4 from FR-4 printed circuit board material (in particular from prepregs). More specifically, the rigid support portion 2 is composed of four layers L1, L2, L3, L4, while the flexible support portion 3 has only the lowermost layer L1.
  • the rigid-flexible carrier plate 9 has been produced in such a way that initially a uniform, rigid carrier plate has been produced by lamination or pressing of the layers L1-L4.
  • FIG 3 shows an oblique view of a section of a complex-shaped support plate 10 with two rigid support portions 2 and a flexible support portion 3. This allows the two rigid support portions 2 are bent by bending the flexible support portion 3 against each other.
  • the bend can be elastic, plastic or elastic-plastic.
  • FIG 4A shows a sectional side view of another rigid flexible support plate 11, which is similar to the support plates 1, 5 and 8 of the FIGs. IA to IC is constructed, but now has three rigid support portions 2, which are interconnected by two flexible, thinner support portions 3, d. h., That two rigid support portions 2 are each connected by a flexible support portion 3.
  • the tops of the rigid support areas 2 are each equipped with a light emitting diode 12.
  • the middle rigid support region 2 is provided, for example, with through contacts 13 which extend through the rigid support region 2 from the front side to the back side.
  • the rear side has a copper cover layer (copper lamination) 7 structured in electrical wiring and can be connected to a heat sink (not shown here).
  • a heat generated by an LED 12 can thus be dissipated via the thermal vias 13 to the copper cover layer 7 and possibly further to a heat sink.
  • the flexible carrier areas 3 are here bent such that the rigid carrier areas 2 are aligned parallel to each other and (height-adjusted).
  • FIG. 4B shows a sectional side view of yet another rigid flexible support plate 14, which is similar to the support plate 11 of FIG. 4A is built, but now four rigid support portions 2, which are interconnected by three intervening flexible, thinner support portions 3, that is, that two rigid support portions 2 are each connected by a flexible support portion 3.
  • the extreme right rigid support portion 2 is angled relative to the rigid support portion 2 adjacent thereto due to the bending of the intermediate flexible support portion 3 at right angles.
  • FIG. 5 shows in plan view of a populated top another rigid flexible support plate 15 in the unbent state.
  • the carrier plate 15 has four rigid rectangular carrier regions 2 a oriented parallel to one another, which are each connected via their longer sides by means of a comparatively narrow flexible carrier region 3 a.
  • a substantially rectangular rigid support portion 2b is connected via a narrow flexible support portion 3b. While the larger rectangular rigid support areas 2a are equipped with ten LEDs each, the smaller, rectangular rigid support area 2b is equipped with only four LEDs 12.
  • Adjacent carrier areas 2a, 2b can be bent against one another by bending the respectively connecting carrier area 3a or 3b, for. B. by 90 °.
  • FIG. 6A shows the rigid-flexible carrier plate 15 from FIG. 5 in the bent state in a side view of one of the larger rectangular rigid carrier regions 2a.
  • the rigidly flexible carrier plate 15 has been bent at 90 ° on the narrow flexible carrier areas 3a, 3b such that the upper sides of the rigid carrier areas 2a, 2b with the LEDs 12 mounted thereon face outward.
  • the extent of the flexible support areas 3a, 3b is negligible; these represent the edge regions of the cuboid.
  • Edges which are not closed by flexible support regions 3a, 3b can be provided, for B., which further increases the strength of the support plate 15.
  • the cuboid curved support plate 15 is self-supporting and can, for. B. be placed on the open bottom, without losing their shape.
  • FIG. 7 shows a lighting device in the form of a retrofit lamp 16 with the bent, rigidly flexible carrier plate 15 from FIG. 6.
  • the carrier plate 15 stands with its open underside on a disc-shaped holder 17 and is e.g. B. glued on this. Due to the self-supporting structure of the support plate 15, this need not be supported.
  • On the holder 17 is also a translucent (transparent or preferably opaque) piston 18 at.
  • the bracket 17 is further in a -. B. consisting of a metallic sheet - mounting bracket 19 attached, which in turn on a base 20, in particular a light bulb socket such as an Edisonsockel, touches. From the base 20 electrical lines 21 to the support plate 15 to the power supply and power supply of the LEDs 12 are performed.
  • the holder 17 is embodied here as a driver board on which is mounted at least one driver 22 for driving the LEDs 12, which is connected between the base 20 and the carrier plate 15.
  • the retrofit lamp 16 may be used in place of a conventional incandescent lamp and does not extend or not substantially beyond the outer contour of a conventional incandescent lamp.
  • FIG. 8 shows a lighting device in the form of a retrofit lamp 23, which is equipped with the rigidly flexible carrier plate 5 from FIG. 1B.
  • one of the rigid support areas 2 is fixed vertically standing in a potting compound 24, with which the support receptacle 19 is filled.
  • the driver 22 arranged so that it is surrounded by the potting compound 24.
  • the other rigid support portion 2 is angled by 90 ° so that the LEDs 12 are aligned upward.
  • the angular offset of the two rigid carrier regions 2 against each other is achieved by a corresponding bending of the flexible carrier region 3.
  • the carrier plate may also have at least one wiring layer in multilayer structure, which is arranged between two electrically insulating layers of printed circuit board base material.

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Led Device Packages (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

Plaque support (1) flexo-rigide pour la fixation d'au moins une source lumineuse à semi-conducteur (12), comprenant au moins une zone support rigide pour la fixation de la dite au moins une source lumineuse à semi-conducteur (12) et une zone support (3) flexible, la zone support (3) flexible étant obtenue par amincissement d'une zone support rigide. Le dispositif d'éclairage (16) est équipé d'au moins une plaque support (15) flexo-rigide, au moins une source lumineuse à semi-conducteur étant appliquée sur au moins une plaque support (15) flexo-rigide.
EP10711596A 2009-02-17 2010-01-27 Plaque support flexo-rigide Ceased EP2399433A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009009288A DE102009009288A1 (de) 2009-02-17 2009-02-17 Starrflexible Trägerplatte
PCT/EP2010/050889 WO2010094534A2 (fr) 2009-02-17 2010-01-27 Plaque support flexo-rigide

Publications (1)

Publication Number Publication Date
EP2399433A2 true EP2399433A2 (fr) 2011-12-28

Family

ID=42200817

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10711596A Ceased EP2399433A2 (fr) 2009-02-17 2010-01-27 Plaque support flexo-rigide

Country Status (5)

Country Link
US (1) US20110299292A1 (fr)
EP (1) EP2399433A2 (fr)
CN (1) CN102318449A (fr)
DE (1) DE102009009288A1 (fr)
WO (1) WO2010094534A2 (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010042193A1 (de) * 2010-10-08 2012-04-12 Zumtobel Lighting Gmbh LED-Leuchte mit gebogenem Lichtabgebebereich
ITMI20110325A1 (it) * 2011-03-02 2012-09-03 Luxall S R L Striscia di led con circuito stampato flessibile, piegabile e curvabile
JP5750297B2 (ja) * 2011-04-19 2015-07-15 日本メクトロン株式会社 基板組立体および照明装置
DE102011084795B4 (de) * 2011-10-19 2013-11-07 Osram Gmbh Halbleiterleuchtvorrichtung mit einem galvanisch nicht-isolierten Treiber
US9510425B1 (en) 2012-02-22 2016-11-29 Theodore G. Nelson Driving circuit for light emitting diode apparatus and method of operation
DE102012106023A1 (de) * 2012-07-05 2014-05-22 Hella Kgaa Hueck & Co. Beleuchtungsvorrichtung für Fahrzeuge
US9528689B2 (en) * 2013-03-13 2016-12-27 Palo Alto Research Center Incorporated LED lighting device with cured structural support
CN103278956A (zh) * 2013-05-08 2013-09-04 京东方科技集团股份有限公司 显示面板及其制造方法
TWI548125B (zh) * 2013-08-22 2016-09-01 隆達電子股份有限公司 發光模組
US20150117039A1 (en) * 2013-10-25 2015-04-30 Kevin Yang Substrate Gap Mounted LED
DE102013226172B4 (de) * 2013-11-14 2025-10-09 Siemens Aktiengesellschaft Schutzschaltervorrichtung mit einem Mehrschichtsubstrat zur mechanischen Anordnung und Verbindung von elektronischen Bauteilen
US9555610B2 (en) 2014-03-10 2017-01-31 Forever Bulb, Llc LED light bulb with internal flexible heatsink and circuit
CN104019385B (zh) * 2014-04-21 2016-08-31 上海霓弘光电科技有限公司 一种立方体led发光器件
HUE045678T2 (hu) * 2014-07-11 2020-01-28 Vosla Gmbh Szalag alakú fényforrás, lámpa, és eljárás a szalag alakú fényforrás elõállítására
TW201625872A (zh) * 2015-01-13 2016-07-16 李政道 立體結構之車載照明電路裝置
USD774474S1 (en) * 2015-02-04 2016-12-20 Xiaofeng Li Light emitting diodes on a printed circuit board
DE102015012278A1 (de) 2015-09-24 2017-03-30 Audi Ag Dreidimensionale organische Leuchtdiodenvorrichtung
DE102015012279B4 (de) 2015-09-24 2025-03-27 Audi Ag Biegung einer organischen Leuchtdiodenvorrichtung
WO2017059234A1 (fr) * 2015-09-30 2017-04-06 GE Lighting Solutions, LLC Plateforme de lampe à del
US10064276B2 (en) 2015-10-21 2018-08-28 Adventive Ipbank 3D bendable printed circuit board with redundant interconnections
US10036546B2 (en) * 2015-11-18 2018-07-31 Koito Manufacturing Co., Ltd. Lamp and manufacturing method thereof
JP2017098212A (ja) * 2015-11-18 2017-06-01 株式会社小糸製作所 灯具及びその製造方法
DE102016204993A1 (de) * 2016-03-24 2017-09-28 Zumtobel Lighting Gmbh LED-Platine für Leuchte, Herstellungsverfahren für eine solche LED-Platine sowie Leuchte
CN106015984A (zh) * 2016-06-30 2016-10-12 浙江生辉照明有限公司 散热器及led灯
CN106402681A (zh) * 2016-10-17 2017-02-15 漳州立达信光电子科技有限公司 发光二极管照明装置
DE102017000863A1 (de) * 2017-01-20 2018-02-22 Diehl Aerospace Gmbh Leuchtband für eine Flugzeugkabine und Flugzeugkabine
EP3418694B1 (fr) * 2017-06-21 2020-01-01 Optosys SA Détecteur de proximité
DE102017116924B4 (de) * 2017-07-26 2023-03-16 Ledvance Gmbh Leuchtmittel und Verfahren zum Herstellen eines Leuchtmittels
EP3671013A1 (fr) * 2018-12-18 2020-06-24 ZKW Group GmbH Phares de véhicule automobile ainsi que procédé d'orientation d'au moins une source lumineuse d'un projecteur de véhicule automobile
DE102019201281B4 (de) * 2019-01-31 2022-07-07 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Trägeranordnung und Verfahren zur Herstellung einer Trägeranordnung
CN113363164A (zh) * 2021-06-29 2021-09-07 广东佛智芯微电子技术研究有限公司 一种方体芯片封装方法及其封装结构
CN119069609B (zh) * 2024-08-16 2025-08-05 深圳市思坦科技有限公司 微型led器件制备方法、微型led器件及显示装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0534290A2 (fr) * 1991-09-25 1993-03-31 Degussa Aktiengesellschaft Plaques à circuit rigides comportant des parties flexibles et procédé pour leur fabrication
EP1099601A2 (fr) * 1999-11-11 2001-05-16 Hella KG Hueck & Co. Feu pour véhicule
DE10225543A1 (de) * 2002-06-10 2003-12-18 Hella Kg Hueck & Co Träger für Leuchtelemente in einer Kraftfahrzeugleuchte
EP1691592A1 (fr) * 2005-02-09 2006-08-16 Siemens Aktiengesellschaft Dispositif d'éclairage

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5008496A (en) * 1988-09-15 1991-04-16 Siemens Aktiengesellschaft Three-dimensional printed circuit board
US5404282A (en) * 1993-09-17 1995-04-04 Hewlett-Packard Company Multiple light emitting diode module
US5519596A (en) * 1995-05-16 1996-05-21 Hewlett-Packard Company Moldable nesting frame for light emitting diode array
WO1999057945A1 (fr) * 1998-05-04 1999-11-11 Fiber Optic Designs, Inc. Lampe utilisant un dispositif monolithique a diodes luminescentes (del)
DE19909399C1 (de) 1999-03-04 2001-01-04 Osram Opto Semiconductors Gmbh Flexibles LED-Mehrfachmodul, insb. für ein Leuchtengehäuse eines Kraftfahrzeuges
US20040114367A1 (en) * 2002-12-13 2004-06-17 Jui-Tuan Li Light emitting diode light bulb
US8071882B2 (en) * 2005-04-19 2011-12-06 Denki Kagaku Kogyo Kabushiki Kaisha Metal base circuit board, LED, and LED light source unit
WO2009013694A2 (fr) * 2007-07-23 2009-01-29 Koninklijke Philips Electronics N.V. Appareil électronique comportant une carte de circuit imprimé courbée
FR2935063B1 (fr) * 2008-08-14 2012-12-21 Johnson Controls Tech Co Unite pour illuminer une plaque de guide de lumiere de retroeclairage d'une dalle d'un ecran numerique

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0534290A2 (fr) * 1991-09-25 1993-03-31 Degussa Aktiengesellschaft Plaques à circuit rigides comportant des parties flexibles et procédé pour leur fabrication
EP1099601A2 (fr) * 1999-11-11 2001-05-16 Hella KG Hueck & Co. Feu pour véhicule
DE10225543A1 (de) * 2002-06-10 2003-12-18 Hella Kg Hueck & Co Träger für Leuchtelemente in einer Kraftfahrzeugleuchte
EP1691592A1 (fr) * 2005-02-09 2006-08-16 Siemens Aktiengesellschaft Dispositif d'éclairage

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2010094534A2 *

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US20110299292A1 (en) 2011-12-08
WO2010094534A3 (fr) 2010-12-29
CN102318449A (zh) 2012-01-11

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