Interactive LED device

• US 6,851,999 B2
• Filed: 02/12/2003
• Issued: 02/08/2005
• Est. Priority Date: 10/04/2002
• Status: Active Grant

• Current Assignee: Peter Sui Lun Fong
• Original Assignee: Peter Sui Lun Fong
• Inventors: Fong, Peter Sui Lun
• Primary Examiner(s): NGUYEN, KIM T
• Application Number:
  US10/365,112
• Publication Number:
  US 20040067714A1
• Time in Patent Office: 727 Days
• Field of Search: 446/175, 446/484, 446/485, 340/815.4, 340/815.45, 340/815.56, 340/815.6, 340/815.65, 340/815.66, 340/815.91, 463/43, 463/30, 463/31
• US Class Current: 446/175
• CPC Class Codes: A63H 2200/00 Computerized interactive toys, e.g. dolls
• CPC Class Codes: A63H 3/003 specially adapted for a particular function not connected with dolls as electric lighting devices A63H3/006
• CPC Class Codes: A63H 3/006 provided with electrical lighting electrical lighting F21
• CPC Class Codes: A63H 3/28 Arrangements of sound-producing means in dolls; Means in dolls for producing sounds
• CPC Class Codes: H05K 2201/10106 Light emitting diode [LED]
• CPC Class Codes: H05K 3/301 by means of a mounting structure H05K3/325 takes precedence

Abstract

An interactive light emitting diode display having a plurality of individual light-emitting diode units. Each light-emitting diode unit further has at least one light-emitting diode die, an individual driving circuit operative to drive the light-emitting diode die, a micro-controller unit operative to transmit a driving signal to the driving circuit and an activation/inactivation signal, and a transceiver operative to transmit the activation/inactivation signal to activate/inactivate another light-emitting diode unit, and to receive an external activation/inactivation signal.

Claims

1. An interactive light-emitting diode display, comprising a plurality of individual light-emitting diode units, each light-emitting diode unit comprising:

at least one light-emitting diode die;

an individual driving circuit operative to drive the light-emitting diode die;

a micro-controller unit operative to generate a driving signal to the driving circuit and to generate an activation signal; and

a transceiver operative to transmit the activation signal to activate another light-emitting diode unit, and to receive an external activation signal.

2. The interactive light-emitting diode display of claim 1, wherein the light-emitting diode die further comprises at least a red light-emitting diode, a green light-emitting diode, and a blue light-emitting diode.

3. The interactive light-emitting diode display of claim 1, wherein the driving circuit is operative to drive the light-emitting diode die to display a pattern in response to the driving signal generated by the micro-controller unit.

4. The interactive light-emitting diode display of claim 1, wherein the transceiver is operative to receive and transmit the activation signal generated by the micro-controller unit in the form of an infrared signal.

5. The interactive light-emitting diode display of claim 4, wherein the transceiver is operative to receive and transmit the external activation signal in the form of an infrared signal.

6. The interactive light-emitting diode display of claim 1, wherein the transceiver is operative to receive and transmit the activation signal generated by the micro-controller unit in the form of a radio-frequency signal.

7. The interactive light-emitting diode display of claim 6, wherein the transceiver is operative to receive and transmit the external activation signal in the form of a radio-frequency signal.

8. The interactive light-emitting diode display of claim 1, wherein each of the light-emitting diode units further comprises a memory pre-storing a plurality of illumination patterns.

9. The interactive light-emitting diode display of claim 8, wherein the micro-controller unit is further operative to read an illumination pattern in response to the external activation signal.

10. The interactive light-emitting diode display of claim 9, wherein the micro-controller unit is further operative to generate the driving signal in response to the illumination pattern.

11. The interactive light-emitting diode display of claim 1, further comprising a remote control for activating at least one of the light-emitting diode units.

12. The interactive light-emitting diode display of claim 1, wherein the individual light-emitting diode units comprise a plurality of flat panels.

13. The interactive light-emitting diode display of claim 1, wherein the individual light-emitting diode units comprise a plurality of curved panels.

14. The interactive light-emitting diode display of claim 1, wherein the individual light-emitting diode units are integrated on a common substrate.

15. The interactive light-emitting diode display of claim 1, wherein the light-emitting die comprises at least a set of color light-emitting diodes.

16. The interactive light-emitting diode display of claim 1, wherein the light-emitting die comprises at least a set of red, green and blue light-emitting diodes.

17. The interactive light-emitting diode display of claim 1, wherein the micro-controller unit is further operative to generate the driving signal in response to the activation signal transmitted by other objects.

18. The interactive light-emitting diode display of claim 1, wherein the transceiver is operative to transmit and receive an infrared signal.

19. The interactive light-emitting diode display of claim 1 wherein the transceiver is operative to transmit and receive a radio frequency signal.

20. The interactive light-emitting diode display of claim 1 wherein the transceiver is operative to transmit and receive an audible sound.

21. The interactive light-emitting diode display of claim 1, wherein the transceiver is operative to transmit and receive an ultrasound.

22. The interactive light-emitting diode display of claim 1, wherein the light-emitting diode units have different sizes.

23. The interactive light-emitting diode display of claim 1, wherein a pattern to be displayed by the light-emitting diode unit is programmable.