University of Seoul Industry Cooperation Foundation
대리인 / 주소
Workman Nydegger
인용정보
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0인용 특허 :
16
초록▼
A device that includes a signal generating unit having a surface that can receive photons, a first metal structure located on the surface of the signal generating unit, and a second metal structure located on the surface of the signal generating unit. The second metal structure being spaced apart fr
A device that includes a signal generating unit having a surface that can receive photons, a first metal structure located on the surface of the signal generating unit, and a second metal structure located on the surface of the signal generating unit. The second metal structure being spaced apart from the first metal structure.
대표청구항▼
1. A device comprising: a signal generating unit having a surface that can receive photons;a first anti-reflection layer formed on the surface of the signal generating unit;a first metal structure located within a first hole region of the anti-reflection layer about the surface of the signal generat
1. A device comprising: a signal generating unit having a surface that can receive photons;a first anti-reflection layer formed on the surface of the signal generating unit;a first metal structure located within a first hole region of the anti-reflection layer about the surface of the signal generating unit;a second metal structure located within a second hole region of the anti-reflection layer about the surface of the signal generating unit, the second metal structure being spaced apart from the first metal structure, anda second anti-reflection layer formed on the surface of the first anti-reflection layer and the first and second metal structures. 2. The device of claim 1, wherein the first and the second metal structures are spaced apart by a distance equal to or less than a wavelength of the photons. 3. The device of claim 1, wherein the first and the second metal structures are spaced apart by a distance equal to or less than one quarter of a wavelength of the photons. 4. The device of claim 1, wherein the first and second structures are of a thickness equal to or less than a wavelength of the photons. 5. The device of claim 1, wherein the first and the second metal structures are a thickness equal to or less than one quarter of a wavelength of the photons. 6. The device of claim 1, wherein the first and second metal structures are made of at least one material selected from the group consisting essentially of Ag, Al, Au, Ni, and Ti. 7. The device of claim 1, wherein the signal generating unit is selected from the group consisting essentially of a pn photodiode, a pin photodiode, a schottky photodiode, and an avalanche photodiode. 8. The device of claim 1, further comprising: an array of metal structures located on the surface of the signal generating unit. 9. The device of claim 1, wherein each of the first and second metal structures is an elongated metal structure. 10. The device of claim 1, wherein each of the first and second metal structures is a rectangular metal structure. 11. The device of claim 1, wherein each of the first and second metal structures is a wedge-shaped metal structure. 12. A method for fabricating a device, the method comprising: forming a first anti-reflection layer on a surface of a signal generating unit, wherein the surface of the signal generating unit can receive photons;patterning the first anti-reflection layer to define first and second holes therein, the first and second holes respectively exposing a portion of the surface of the signal generating unit;forming a first metal structure in the first hole;forming a second metal structure spaced apart from the first metal structure in the second hole; andforming a second anti-reflection layer on the first and second metal structures and the first anti-reflection layer. 13. The method of claim 12, wherein forming first and second metal structures comprises: forming a metal layer on the surface of the signal generating unit; andpatterning the metal layer to form the first and second metal structures. 14. The method of claim 12, further comprising: forming an anti-reflection layer surrounding the first and second metal structures. 15. The method of claim 12, wherein the first and second metal structures are spaced apart by a distance equal to or less than a wavelength of the photons. 16. The method of claim 12, wherein the first and second metal structures are spaced apart by a distance equal to or less than a quarter of a wavelength of the photons. 17. The method of claim 12, wherein the first and second metal structures are of a thickness equal to or less than a wavelength of the photons. 18. The method of claim 12, wherein the first and second metal structures are of a thickness equal to or less than one quarter of a wavelength of the photons. 19. The method of claim 12, wherein the first and second metal structures are made of a material selected form the group consisting essentially of Ag, Al, Au, Ni, and Ti. 20. The method of claim 12, wherein forming the first and second metal structures comprises: forming an array of metal structures located on the surface of the signal generating unit, the array of metal structures including the first and second metal structures. 21. The method of claim 12, wherein the first and second metal structures are each an elongated metal structure. 22. The method of claim 12, wherein the first and second metal structures are each a rectangular metal structure. 23. The method of claim 12, wherein the first and second metal structures are each a wedge-shaped metal structure.
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