Integrally formed single piece light emitting diode light wire and uses thereof

• US 8,496,351 B2
• Filed: 07/15/2011
• Issued: 07/30/2013
• Est. Priority Date: 09/12/2006
• Status: Active Grant

• Current Assignee: Huizhou Light Engine Limited
• Original Assignee: Huizhou Light Engine Limited
• Inventors: Lo, Paul, Man Lo, Teddy Yeung, Kuen Li, Eddie Ping
• Primary Examiner(s): CARIASO, ALAN B
• Application Number:
  US13/184,113
• Publication Number:
  US 20110297970A1
• Time in Patent Office: 746 Days
• Field of Search: 362/249.02, 362/249.04, 362/249.05, 362/249.08, 362/249.12, 362/249.13, 362/219, 362/276, 362/800, 362/802, 315149-159, 315/185.R, 315/185.S, 315/192, 315/294, 315/312, 174/68.2, 174/70.B, 174/71.B, 174/72.B, 174/99.B
• US Class Current: 362/249.05
• CPC Class Codes: F21S 2/005 of modular construction
• CPC Class Codes: F21S 4/28 rigid, e.g. LED bars
• CPC Class Codes: F21V 31/04 Provision of filling media
• CPC Class Codes: F21V 5/002 using microoptical elements for redirecting or diffusing light
• CPC Class Codes: F21Y 2103/10 comprising a linear array of point-like light-generating elements
• CPC Class Codes: F21Y 2115/10 Light-emitting diodes [LED]
• CPC Class Codes: H05B 45/30 Driver circuits
• CPC Class Codes: H05B 45/44 with an active control inside an LED matrix
• CPC Class Codes: H05K 1/189 characterised by the use of a flexible or folded printed circuit H05K3/326 takes precedence
• CPC Class Codes: H05K 2201/10106 Light emitting diode [LED]
• CPC Class Codes: H05K 2201/10151 Sensor

Abstract

An integrally formed single piece light emitting diode (LED) light wire that provides a smooth, uniform lighting effect from all directions of the LED light wire. The integrally formed single piece LED light wire includes a support substrate, a conductive base formed on the support substrate, the conductive bus comprising a plurality of conductive bus elements, at least one conductive segment arranged between the plurality of conductive bus elements, the at least one conductive segment comprising at least one LED. The integrally formed single piece LED light wire may include built-in sensors/detectors and/or a plurality of LED modules with individually controlled LEDs via microprocessors. The integrally formed single piece LED light wire may also include an interlocking alignment system which permits the coupling of at least two LED light wires. Further, a plurality of the integrally formed single piece LED light wires may create a lighting panel.

Claims

1. An integrally formed single piece LED light wire, comprising:

a conductive base comprising a first, second, third and fourth conductive bus elements;

at least one conductor segment arranged between the first and second conductive bus elements, the at least one conductor segment comprising at least one LED; and

at least one sensor coupled to the third and fourth conductive bus elements.

2. The integrally formed single piece LED light wire of claim 1, wherein the second conductive bus element is a ground and the at least one sensor is additionally coupled to the second conductive bus element.

3. The integrally formed single piece LED light wire of claim 1, further comprising an encapsulant completely encapsulating the conductive base, the at least one conductor segment and the at least one sensor.

4. The integrally formed single piece LED light wire of claim 3, wherein the encapsulant further comprises light scattering particles.

5. The integrally formed single piece LED light wire of claim 1, further comprising a plurality of conductor segments, wherein the plurality of conductor segments comprising a plurality of LEDs connected in series.

6. The integrally formed single piece LED light wire of claim 1, further comprising a plurality of conductor segments, wherein the plurality of conductor segments comprises a plurality of LEDs connected in series and parallel.

7. The integrally formed single piece LED light wire of claim 1, wherein the first, second, third and fourth conductive bus elements and the at least one conductor segment is made of braided wire.

8. An integrally formed single piece LED light wire, comprising:

first and second conductive bus elements, wherein the first conductive bus element is adapted to distribute power from a power source, and the second conductive bus element is a ground; and

at least two LED modules, each LED module comprising

a microprocessor,

at least one LED,

power input and output connections,

control signal input and output connections, and

data input and output connections,

wherein the power input connection of a first LED module is coupled to the first conductive bus element, the power output connection of a second LED module is coupled to the second conductive bus element and the power input connections of every other LED module are coupled to the power output connections of adjacent LED modules.

9. The integrally formed single piece LED light wire of claim 8, wherein at least one LED module further comprises a plurality of LEDs, wherein the plurality of LEDs are selected from the group consisting of red, blue, green, and white LEDs.

10. The integrally formed single piece LED light apparatus of claim 8, further comprising an encapsulant completely encapsulating the first and second conductive bus elements, and the at least two LED modules.

11. The integrally formed single piece LED light wire of claim 10, wherein the encapsulant further comprises light scattering particles.

12. The integrally formed single piece LED light wire of claim 8, wherein the first and second conductive bus elements is made of braided wire.

13. The integrally formed single piece LED light wire of claim 3 or 10, wherein the outer profile of the encapsulant comprises an alignment key and an alignment keyhole located at opposite sides of the integrally formed single piece LED light wire.

14. A lighting panel comprising a plurality of the integrally formed single piece LED light wires of claim 13.

15. An integrally formed single piece LED light wire, comprising:

first and second conductive bus elements, wherein the first conductive bus element is adapted to distribute power from a power source, and the second conductive bus element is a ground; and

at least two LED modules, each LED module comprising

a microprocessor,

at least one LED,

power input and output connections,

control signal input and output connections, and

data input and output connections,

wherein the power input connection of each LED module is coupled to the first conductive bus element and the power output connection of each LED module is coupled to the second conductive bus element.