Methods and apparatus for generating and modulating illumination conditions
First Claim
Patent Images
1. An apparatus for generating essentially white light, comprising:
- at least one first white LED characterized by a first spectrum; and
at least one second white LED characterized by a second spectrum, the first spectrum being substantially different than the second spectrum.
4 Assignments
0 Petitions
Accused Products
Abstract
Methods and apparatus for generating essentially white light. In one example, a white light generating apparatus comprises at least one first white LED characterized by a first spectrum, and at least one second white LED characterized by a second spectrum, wherein the first spectrum is substantially different than the second spectrum.
-
Citations
95 Claims
-
1. An apparatus for generating essentially white light, comprising:
-
at least one first white LED characterized by a first spectrum; and
at least one second white LED characterized by a second spectrum, the first spectrum being substantially different than the second spectrum. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36)
-
-
37. An apparatus for generating essentially white light, comprising:
-
at least one first white LED characterized by a first spectrum;
at least one second white LED characterized by a second spectrum, the first spectrum being substantially different than the second spectrum;
at least one non-white LED; and
at least one controller adapted to independently control at least a first intensity of first radiation emitted from the at least one first white LED, a second intensity of second radiation emitted from the at least one second white LED, and a third intensity of third radiation emitted from the at least one non-white LED. - View Dependent Claims (38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55)
-
-
56. A lighting fixture for generating white light, comprising:
-
at least one first white LED characterized by a first spectrum;
at least one second white LED characterized by a second spectrum, the first spectrum being substantially different than the second spectrum; and
at least one third LED characterized by a first chromaticity to the right of the 2300 Kelvin point of a Planckian locus on a conventional chromaticity chart. - View Dependent Claims (57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74)
-
-
75. A method for generating essentially white light, comprising:
-
generating first radiation from at least one first white LED, the first radiation characterized by a first spectrum;
generating second radiation from at least one second white LED, the second radiation characterized by a second spectrum, the first spectrum being substantially different than the second spectrum; and
combining the first radiation and the second radiation to form a light output. - View Dependent Claims (76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95)
-
Specification