CA2466717A1 - Multicolored led lighting method and apparatus - Google Patents
Multicolored led lighting method and apparatus Download PDFInfo
- Publication number
- CA2466717A1 CA2466717A1 CA002466717A CA2466717A CA2466717A1 CA 2466717 A1 CA2466717 A1 CA 2466717A1 CA 002466717 A CA002466717 A CA 002466717A CA 2466717 A CA2466717 A CA 2466717A CA 2466717 A1 CA2466717 A1 CA 2466717A1
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- radiation
- light sources
- intensity
- act
- illumination apparatus
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- Y02B20/14—
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- Y02B20/343—
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- Y02B20/346—
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
An illumination method and apparatus using light sources such as LEDs. The illumination apparatus has a controller coupled to a first set of first light sources with a first radiation intensity and a second set of second fight sources with a second radiation intensity. The controller is configured to independently control the first and second radiation intensities vary an overall perceivable color of visible radiation generated by the illumination apparatus. The illumination method and apparatus can be used advantageously in displays and lights.
Claims (32)
1. An illumination apparatus, comprising:
a first number of first light sources adapted to generate first radiation having a first spectrum; and a second number of second light sources adapted to generate second radiation having a second spectrum different than the first spectrum, wherein the first number and the second number are different.
a first number of first light sources adapted to generate first radiation having a first spectrum; and a second number of second light sources adapted to generate second radiation having a second spectrum different than the first spectrum, wherein the first number and the second number are different.
2. The illumination apparatus of claim 1, further comprising:
at least one controller coupled to the first number of first light sources and the second number of second light sources and configured to independently control at least a first intensity of the first radiation and a second intensity of the second radiation so as to controllably vary at least an overall perceivable color of visible radiation generated by the illumination apparatus.
at least one controller coupled to the first number of first light sources and the second number of second light sources and configured to independently control at least a first intensity of the first radiation and a second intensity of the second radiation so as to controllably vary at least an overall perceivable color of visible radiation generated by the illumination apparatus.
3. The illumination apparatus of claim 2, wherein the at least one controller is configured to generate a first control signal to control all of the first light sources substantially identically, and a second control signal to control all of the second light sources substantially identically.
4. The illumination apparatus of claim 2; wherein the at least one controller is configured to independently control at least the first intensity of the first radiation and the second intensity of the second radiation using a pulse width modulation (PWM) technique.
5. The illumination apparatus of claim 4, wherein the at least one controller is configured to generate a first PWM control signal to control all of the first light sources substantially identically, and a second PWM control signal to control all of the second light sources substantially identically.
6. The illumination apparatus of claim 3, wherein each light source of the first and second light sources is an LED.
7. The illumination apparatus of claim 2, wherein the at least one controller is configured as an addressable controller capable of receiving at least one network signal including at least first lighting information relating to the overall perceivable color of visible radiation generated by the illumination apparatus.
8. The illumination apparatus of claim 7, wherein the at least one network signal includes address information and lighting information for a plurality of illumination apparatus, and wherein the at least one controller is configured to process the at least one network signal based on at least the address information in the at least one network signal to recover the first lighting information.
9. The illumination apparatus of claim 7, wherein the at least one network signal is formatted using a DMX protocol, and wherein the at least one controller is configured to independently control at least the first intensity of the first radiation and the second intensity of the second radiation based at least in part on the DMX protocol.
10. An illumination method, comprising acts of:
A) generating first radiation having a first spectrum from a first number of first light sources; and B) generating second radiation having a second spectrum different than the first spectrum from a second number of second light sources, wherein the first number and the second number are different.
A) generating first radiation having a first spectrum from a first number of first light sources; and B) generating second radiation having a second spectrum different than the first spectrum from a second number of second light sources, wherein the first number and the second number are different.
11. The illumination method of claim 10, further comprising an act of:
C) mixing at least a portion of the first radiation and a portion of the second radiation to provide visible radiation having an overall perceivable color.
C) mixing at least a portion of the first radiation and a portion of the second radiation to provide visible radiation having an overall perceivable color.
12. The illumination method of claim 11, further comprising an act of:
D) independently controlling at least a first intensity of the first radiation and a second intensity of the second radiation so as to controllably vary at least the overall perceivable color of the visible radiation.
D) independently controlling at least a first intensity of the first radiation and a second intensity of the second radiation so as to controllably vary at least the overall perceivable color of the visible radiation.
13. The illumination method of claim 12, wherein the act D) includes acts of:
D1 ) controlling all of the first light sources substantially identically; and D2) controlling all of the second light sources substantially identically.
D1 ) controlling all of the first light sources substantially identically; and D2) controlling all of the second light sources substantially identically.
14. The illumination method of claim 13, wherein the act D) includes an act of:
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation using a pulse width modulation (PWM) technique so as to controllably vary at least the overall perceivable color of the visible radiation.
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation using a pulse width modulation (PWM) technique so as to controllably vary at least the overall perceivable color of the visible radiation.
15. The illumination method of claim 13, wherein each light source of the first and second light sources is an LED.
16. The illumination method of claim 12, further comprising an act of:
receiving at least one addressed network signal including at least first lighting information relating to the overall perceivable color of the visible radiation, wherein the act D) includes an act of:
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation based at least in part on the first lighting information.
receiving at least one addressed network signal including at least first lighting information relating to the overall perceivable color of the visible radiation, wherein the act D) includes an act of:
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation based at least in part on the first lighting information.
17. The illumination method of claim 16, wherein the at least one network signal includes address information and lighting information for a plurality of illumination apparatus, and wherein the method further comprises an act of:
processing the at least one network signal based on at least the address information in the at least one network signal to recover the first lighting information.
processing the at least one network signal based on at least the address information in the at least one network signal to recover the first lighting information.
18. The illumination method of claim 16, wherein the at least one network signal is formatted using a DMX protocol, and wherein the act D) includes an act of:
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation based at least in part on the DMX
protocol.
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation based at least in part on the DMX
protocol.
19. An illumination apparatus, comprising:
a plurality of first light sources adapted to generate first radiation having a first spectrum;
a plurality of second light sources adapted to generate second radiation having a second spectrum different than the first spectrum; and at least one controller coupled to the plurality of first light sources and the plurality of second light sources and configured to independently control at least a first intensity of the first radiation and a second intensity of the second radiation so as to controllably vary at least an overall perceivable color of visible radiation generated by the illumination apparatus, wherein the at least one controller is configured to generate a first control signal to control all of the first light sources substantially identically, and a second control signal to control all of the second light sources substantially identically.
a plurality of first light sources adapted to generate first radiation having a first spectrum;
a plurality of second light sources adapted to generate second radiation having a second spectrum different than the first spectrum; and at least one controller coupled to the plurality of first light sources and the plurality of second light sources and configured to independently control at least a first intensity of the first radiation and a second intensity of the second radiation so as to controllably vary at least an overall perceivable color of visible radiation generated by the illumination apparatus, wherein the at least one controller is configured to generate a first control signal to control all of the first light sources substantially identically, and a second control signal to control all of the second light sources substantially identically.
20. The illumination apparatus of claim 19, wherein respective numbers of the first light sources and the second light sources are different.
21. The illumination apparatus of claim 19, wherein the at least one controller is configured to independently control at least the first intensity of the first radiation and the second intensity of the second radiation using a pulse width modulation (PWM) technique.
22. The illumination apparatus of claim 19, wherein each light source of the first and second light sources is an LED.
23. The illumination apparatus of claim 19, wherein the at least one controller is configured as an addressable controller capable of receiving at least one network signal including at least first lighting information relating to the overall perceivable color of visible radiation generated by the illumination apparatus.
24. The illumination apparatus of claim 23, wherein the at least one network signal includes address information and lighting information for a plurality of illumination apparatus, and wherein the at least one controller is configured to process the at least one network signal based on at least the address information in the at feast one network signal to recover the first lighting information.
25. The illumination apparatus of claim 23, wherein the at least one network signal is formatted using a DMX protocol, and wherein the at least one controller is configured to independently control at least the first intensity of the first radiation and the second intensity of the second radiation based at least in part on the DMX protocol.
26. An illumination method, comprising acts of:
A) generating first radiation having a first spectrum from a plurality of first light sources;
B) generating second radiation having a second spectrum different than the first spectrum from a plurality of second light sources;
C) mixing at least a portion of the first radiation and a portion of the second radiation to provide visible radiation having an overall perceivable color;
and D) independently controlling at least a first intensity of the first radiation and a second intensity of the second radiation so as to controllably vary at least the overall perceivable color of the visible radiation, wherein the act D) includes acts of:
D1) controlling all of the first light sources substantially identically; and D2) controlling all of the second light sources substantially identically.
A) generating first radiation having a first spectrum from a plurality of first light sources;
B) generating second radiation having a second spectrum different than the first spectrum from a plurality of second light sources;
C) mixing at least a portion of the first radiation and a portion of the second radiation to provide visible radiation having an overall perceivable color;
and D) independently controlling at least a first intensity of the first radiation and a second intensity of the second radiation so as to controllably vary at least the overall perceivable color of the visible radiation, wherein the act D) includes acts of:
D1) controlling all of the first light sources substantially identically; and D2) controlling all of the second light sources substantially identically.
27. The illumination method of claim 26, wherein respective numbers of the first light sources and the second light sources are different.
28. The illumination method of claim 26, wherein the act D) includes an act of:
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation using a pulse width modulation (PWM) technique.
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation using a pulse width modulation (PWM) technique.
29. The illumination method of claim 26, wherein each light source of the first and second light sources is an LED.
30. The illumination method of claim 12, further comprising an act of:
receiving at least one addressed network signal including at least first lighting information relating to the overall perceivable color of the visible radiation, wherein the act D) includes an act of:
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation based at least in part on the first lighting information.
receiving at least one addressed network signal including at least first lighting information relating to the overall perceivable color of the visible radiation, wherein the act D) includes an act of:
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation based at least in part on the first lighting information.
31. The illumination method of claim 30, wherein the at least one network signal includes address information and lighting information for a plurality of illumination apparatus, and wherein the method further comprises an act of:
processing the at least one network signal based on at feast the address information in the at least one network signal to recover the first lighting information.
processing the at least one network signal based on at feast the address information in the at least one network signal to recover the first lighting information.
32. The illumination method of claim 30, wherein the at least one network signal is formatted using a DMX protocol, and wherein the act D) includes an act of:
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation based at least in pant on the DMX
protocol.
independently controlling at least the first intensity of the first radiation and the second intensity of the second radiation based at least in pant on the DMX
protocol.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/920,156 | 1997-08-26 | ||
US08/920,156 US6016038A (en) | 1997-08-26 | 1997-08-26 | Multicolored LED lighting method and apparatus |
CA002302227A CA2302227C (en) | 1997-08-26 | 1998-08-26 | Multicolored led lighting method and apparatus |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA002302227A Division CA2302227C (en) | 1997-08-26 | 1998-08-26 | Multicolored led lighting method and apparatus |
Publications (2)
Publication Number | Publication Date |
---|---|
CA2466717A1 true CA2466717A1 (en) | 1999-03-04 |
CA2466717C CA2466717C (en) | 2010-01-26 |
Family
ID=32657353
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA2466717A Expired - Lifetime CA2466717C (en) | 1997-08-26 | 1998-08-26 | Multicolored led lighting method and apparatus |
Country Status (1)
Country | Link |
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CA (1) | CA2466717C (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017066677A1 (en) * | 2015-10-16 | 2017-04-20 | Pacific Insight Electronics Corp. | Lighting system with a node for independently controlling more than one light |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009134885A1 (en) | 2008-04-29 | 2009-11-05 | Ivus Industries, Inc. | Wide voltage, high efficiency led driver circuit |
-
1998
- 1998-08-26 CA CA2466717A patent/CA2466717C/en not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2017066677A1 (en) * | 2015-10-16 | 2017-04-20 | Pacific Insight Electronics Corp. | Lighting system with a node for independently controlling more than one light |
Also Published As
Publication number | Publication date |
---|---|
CA2466717C (en) | 2010-01-26 |
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Effective date: 20180827 |