Wireless supplyable lighting module

• US 8,901,857 B2
• Filed: 05/19/2009
• Issued: 12/02/2014
• Est. Priority Date: 05/23/2008
• Status: Expired due to Fees

• Current Assignee: OSRAM GmbH (Ams-Osram AG)
• Original Assignee: OSRAM GmbH (Ams-Osram AG)
• Inventors: Lanchava, Bakuri, Kraus, Robert, Wetzel, Steven
• Primary Examiner(s): Le, Tung X
• Assistant Examiner(s): COOPER, JONATHAN G
• Application Number:
  US12/994,195
• Publication Number:
  US 20110210684A1
• Time in Patent Office: 2,023 Days
• Field of Search: 315/212, 315/57, 315/70, 315/141, 315/142, 315/143, 315/200.R, 315/206, 315/213, 315/219, 315/220, 315/221, 315/222, 315/239, 315/254, 315/262, 315/266, 315/274, 315/276, 315/277, 315/278, 315/281, 315/282, 315/354, 257/98
• US Class Current: 315/312
• CPC Class Codes: F21V 21/096 Magnetic devices
• CPC Class Codes: F21V 23/02 the elements being transformers, impedances or power supply units, e.g. a transformer with a rectifier
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]
• CPC Class Codes: H02J 5/005 with inductive power transfer for charging H02J7/025
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H04B 5/24 Inductive coupling
• CPC Class Codes: H04B 5/79 for data transfer in combination with power transfer
• CPC Class Codes: H05B 45/30 Driver circuits
• CPC Class Codes: H05B 45/37 Converter circuits
• CPC Class Codes: Y02B 20/30 Semiconductor lamps, e.g. solid state lamps [SSL] light emitting diodes [LED] or organic LED [OLED]
• CPC Class Codes: Y10T 29/49002 Electrical device making

Abstract

A light-emitting module may include at least one receiver configured to wirelessly tap off energy from an alternating field, and at least one light source, which is connected to the receiver for tapping off electrical power, wherein the at least one light-emitting module is surrounded at least partially by a protective housing, wherein the light-emitting module is self-aligning.

Claims

1. A light-emitting module, comprising:

a protective housing that encompasses at least one receiver,

the receiver comprising a resonant circuit having at least one inductance, and

the receiver being configured to wirelessly tap off energy from an alternating field,

wherein the alternating field is radiated through the housing, and

a support for self-alignment that is also encompassed by the protective housing, at least one light source, which is connected to the at least one receiver, and

a substrate,

wherein the support is positioned on one side of the substrate and the at least one light source is positioned on another side of the substrate, and

wherein the protective housing is self-aligning by rolling of the protective housing.

2. The light-emitting module as claimed in claim 1, which is configured such that it has bulk material capability.

3. The light-emitting module as claimed in claim 1, wherein the protective housing is configured such that the light-emitting module can be rolled.

4. The light-emitting module as claimed in claim 1, which is configured such that it is self-adhesive.

5. The light-emitting module as claimed in claim 1, wherein the receiver comprises at least one resonant circuit, wherein the at least one light source has a leadframe for making electrical contact, which leadframe acts as an inductance.

6. The light-emitting module as claimed in claim 1, further comprising:

a logic circuit in the form of an integrated circuit, wherein a rectifier is interposed between the reception part and a supply terminal of the logic circuit.

7. The light-emitting module as claimed in claim 6, further comprising:

a voltage monitor configured to monitor a voltage level.

8. The light-emitting module as claimed in claim 6, which is configured to receive, wirelessly, control data for the logic circuit, wherein the control data comprise at least one ID code for individually driving the light-emitting module.

9. The light-emitting module as claimed in claim 6, which is additionally equipped to generate a clock signal from a tapped-off power signal.

10. The light-emitting module as claimed in claim 1, further comprising:

a reflector.

15. The light-emitting module as claimed in claim 1, wherein

the at least one light source comprises a light-emitting diode.

16. The light-emitting module as claimed in claim 1, wherein the light-emitting module is configured to be self-aligning by being equipped with a weight which shifts to center of gravity from the central point.

17. The light-emitting module as claimed in claim 1, wherein the light-emitting module is configured to be self-aligning by being equipped with at least one magnetically active element.

18. The light-emitting module as claimed in claim 1, wherein the at least one light is fixed within the protective housing.

19. The light-emitting module as claimed in claim 1, wherein the protective housing is self-aligning by free rolling of the protective housing.

20. The light-emitting module as claimed in claim 1, wherein the protective housing is spherical.

21. The light-emitting module as claimed in claim 1, wherein the resonant circuit has at least one capacitor.

22. The light-emitting module as claimed in claim 21, wherein the capacitor is applied to the support and supports of the substrate.

23. The light-emitting module as claimed in claim 1, wherein the inductance is a planar inductance.

11. A light-emitting module mount for magnetically fastening a plurality of light-emitting modules, each light-emitting module comprising:

a protective housing that encompasses at least one receiver, the receiver comprising a resonant circuit having at least one inductance, and

the receiver being configured to wirelessly tap off energy from an alternating field,

wherein the alternating field is radiated through the housing, and which is connected to the at least one receiver, and

a substrate,

wherein the support is positioned on one side of the substrate and at least one light source is positioned on another side of the substrate, and

wherein the light-emitting module is self-aligning by rolling the protective housing,

wherein the light-emitting module mount has at least one accommodating region for the light-emitting modules, and a magnetic film, whose magnetic surface forms the at least one accommodating region; and

wherein the magnetic film is a flexible magnetic film with a polymer matrix.

12. A lighting device, comprising:

at least one light-emitting module mount,

wherein the light-emitting module mount has at least one accommodating region for at least one light-emitting module, and a magnetic film, whose magnetic surface forms the at least one accommodating region, and at least one light-emitting module, comprising;

a protective housing that encompasses at least one receiver,

the receiver comprising a resonant circuit having at least one inductance, and

the receiver being configured to wirelessly tap off energy from an alternating field,

wherein the alternating field is radiated through the housing, and

a support for self alignment that is also encompassed by the protective housing at least one light source, which is connected to the at least one receiver, and

a substrate,

wherein the support is positioned on one side of the substrate and the at least one light source is positioned on another side of the substrate, and

wherein the protective housing is self-aligning by rolling of the protective housing;

and wherein the magnetic film is a flexible magnetic film with a polymer matrix.

13. A method for producing a wirelessly feedable light-emitting device with at least one light-emitting module mount and at least one light-emitting module, comprising:

a protective housing that encompasses at least one receiver,

the receiver comprising a resonant circuit having at least one inductance, and

the receiver being configured to wirelessly tap off energy from an alternating field,

wherein the alternating field is radiated through the housing, and

at least one light source, which is connected to the at least one receiver, and

a substrate,

wherein the support is positioned on one side of the substrate and the at least one light source is positioned on another side of the substrate, and

wherein the protective housing is self-aligning by rolling of the protective housing, the method comprising;

bulk-material-like distributing the light-emitting modules over the light-emitting module mount, and align the light-emitting modules; and

further comprising;

shaking of the light-emitting module mount to move light-emitting modules that have not yet self-aligned.

14. The method as claimed in claim 13, further comprising:

casting of the light-emitting modules.