LED LAMP FOR PRODUCING BIOLOGICALLY-ADJUSTED LIGHT INCLUDING A CYAN LED
First Claim
Patent Images
1. An LED lamp comprising:
- a housing;
a drive circuit configured to electrically couple to a power source; and
an LED package that is electrically coupled to and driven by the drive circuit, the LED package comprising;
a first LED configured to emit light having a peak intensity of about 450 nm,a second LED configured to emit light having a peak intensity within the range from 475 nm to 495 nm, anda color conversion material configured to perform a Stokes shift on light having a wavelength within the range from 440 nm to 460 nm.
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Abstract
An LED lamp comprising a housing, a drive circuit configured to electrically couple to a power source, and an LED package that is electrically coupled to and driven by the drive circuit. The LED package comprises a first LED configured to emit light having a peak intensity of about 450 nm, a second LED configured to emit light having a peak intensity within the range from 475 nm to 495 nm, and a color conversion material configured to perform a Stokes shift on light having a wavelength within the range from 440 nm to 460 nm.
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Citations
20 Claims
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1. An LED lamp comprising:
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a housing; a drive circuit configured to electrically couple to a power source; and an LED package that is electrically coupled to and driven by the drive circuit, the LED package comprising; a first LED configured to emit light having a peak intensity of about 450 nm, a second LED configured to emit light having a peak intensity within the range from 475 nm to 495 nm, and a color conversion material configured to perform a Stokes shift on light having a wavelength within the range from 440 nm to 460 nm. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
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18. An LED lamp comprising:
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a housing; a drive circuit configured to electrically couple to a power source; and a plurality of LED packages that are electrically coupled to and driven by the drive circuit, each LED package of the plurality of LED packages comprising; a first LED configured to emit light having a peak intensity of about 450 nm, a second LED configured to emit light having a peak intensity within the range from 475 nm to 495 nm, and a color conversion material configured to perform a Stokes shift on light having a wavelength within the range from 440 nm to 460 nm; wherein the LED lamp does not comprise an LED or a color conversion material configured to emit light having a wavelength greater than 600 nm; and wherein light emitted by the LED lamp has a CRI of at least 90. - View Dependent Claims (19)
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20. An LED lamp comprising:
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a housing; a drive circuit configured to electrically couple to a power source; and an LED package that is electrically coupled to and driven by the drive circuit, the LED package consisting of; a first LED configured to emit light having a peak intensity of about 450 nm, a second LED configured to emit light having a peak intensity within the range from 475 nm to 490 nm, and a color conversion material configured to perform a Stokes shift on light having a wavelength within the range from 440 nm to 460 nm; wherein light emitted by the LED lamp has a CRI of at least 90, a CRI #9 value of at least 40, and a CCT of less than 4000K.
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Specification