Wavelength converting substance, wavelength converting gel and light emitting device
First Claim
1. A wavelength converting substance made of a semiconductor material, the wavelength converting substance being configured to absorb an exciting light with a wavelength range falling between 300 nanometers and 490 nanometers, and the exciting light being converted to an emitted light with a wavelength range falling between 450 nanometers and 750 nanometers, wherein a chemical formula of the wavelength converting substance is (AlxGa1-x)yIn1-yP, wherein 0<
- x≦
0.7 and 0<
y≦
0.7.
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Accused Products
Abstract
A wavelength converting substance is made of semiconductor material. The wavelength converting substance is suitable for absorbing an exciting light with the wavelength range falling between 300 nanometers and 490 nanometers and converting the exciting light to an emitted light with wavelength range falling between 450 nanometers and 750 nanometers.
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Citations
19 Claims
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1. A wavelength converting substance made of a semiconductor material, the wavelength converting substance being configured to absorb an exciting light with a wavelength range falling between 300 nanometers and 490 nanometers, and the exciting light being converted to an emitted light with a wavelength range falling between 450 nanometers and 750 nanometers, wherein a chemical formula of the wavelength converting substance is (AlxGa1-x)yIn1-yP, wherein 0<
- x≦
0.7 and 0<
y≦
0.7. - View Dependent Claims (2)
- x≦
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3. A light emitting device comprising:
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a light emitting element, the light emitting element emitting an exciting light with a wavelength range falling between 300 nanometers and 490 nanometers; an inorganic encapsulant; and a plurality of wavelength converting substances made of a semiconductor material and dispersed within the inorganic encapsulant, each wavelength converting substance being configured to absorb an exciting light with a wavelength range falling between 300 nanometers and 490 nanometers, and the exciting light being converted to an emitted light with a wavelength range falling between 450 nanometers and 750 nanometers, and a chemical formula of each wavelength converting substance is (AlxGa1-x)yIn1-yP, wherein 0<
x≦
0.7 and 0<
y≦
0.7. - View Dependent Claims (4, 5, 6, 7, 8)
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9. A light emitting device comprising:
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a light emitting element, the light emitting element emitting an exciting light with a wavelength range falling between 300 nanometers and 490 nanometers; and at least one wavelength converting substance disposed on the light emitting element, the wavelength converting substance made of a semiconductor material, wherein each wavelength converting substance absorbs the exciting light and converts the exciting light to an emitted light with a wavelength range falling between 450 nanometers and 750 nanometers, wherein a chemical formula of the wavelength converting substance is (AlxGa1-x)yIn1-yP, wherein 0<
x≦
0.7 and 0<
y≦
0.7. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification