IPC분류정보
국가/구분 |
United States(US) Patent
등록
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국제특허분류(IPC7판) |
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출원번호 |
US-0252399
(2005-10-17)
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등록번호 |
US-8227688
(2012-07-24)
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발명자
/ 주소 |
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출원인 / 주소 |
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대리인 / 주소 |
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인용정보 |
피인용 횟수 :
0 인용 특허 :
181 |
초록
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A solar cell device. The device has a first lead frame member including a first end and a second end and a second lead frame member coupled to the first lead frame member. In a specific embodiment, the second lead frame member includes a third end and a fourth end. The device also has a plurality of
A solar cell device. The device has a first lead frame member including a first end and a second end and a second lead frame member coupled to the first lead frame member. In a specific embodiment, the second lead frame member includes a third end and a fourth end. The device also has a plurality of first bonding sites numbered from 1 through N between the first end and the second end of the first lead frame member, where N is an integer greater than 2. The device has a plurality of second bonding sites numbered from 1 through N between the third end and the fourth end, where N is an integer greater than 2. Depending upon the specific embodiment, the device has a plurality of photovoltaic regions numbered from 1 through N respectively bonded onto the plurality of first bonding sites numbered from 1 through N and second bonding sites numbered from 1 through N.
대표청구항
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1. A method for fabricating a resulting solar cell from a plurality of photovoltaic strips from a conventional solar cell, the solar cell having less than 60% less silicon per area than the conventional solar cell, the method comprising: providing the plurality of photovoltaic strips, each of the ph
1. A method for fabricating a resulting solar cell from a plurality of photovoltaic strips from a conventional solar cell, the solar cell having less than 60% less silicon per area than the conventional solar cell, the method comprising: providing the plurality of photovoltaic strips, each of the photovoltaic strips being characterized by a width and a length;providing a first lead frame member including a first end and a second end;providing a second lead frame member including a third end and a fourth end;holding the first lead frame member and the second lead frame member, the holding of the first lead frame member and the second lead frame member being characterized by a parallel alignment between the first lead frame member and the second lead frame member;providing at least a plurality of first bonding sites numbered from 1 through N on the first lead frame and onto at least a plurality of second bonding sites numbered from 1 through N on the second lead frame, where N is an integer greater than 2;arranging the plurality of photovoltaic strips, each of the plurality of photovoltaic strips being separated from an adjacent photovoltaic strip by a predetermined distance;providing a first blocking layer exposing the plurality of first bonding sites and providing a second blocking layer exposing the plurality of second bonding sites;dispensing glue material within the first bonding sites and within the second bonding sites;removing the first blocking layer and the second blocking layer leaving glue material within the plurality of first bonding sites and within the plurality of second bonding sites;attaching the plurality of photovoltaic strips numbered from 1 through N respectively onto the plurality of first bonding sites numbered from 1 through N and second bonding sites numbered from 1 through N;forming a resulting plurality of photovoltaic strips coupled between the first lead frame member and the second lead frame member; andcoupling the resulting plurality of photo voltaic strips to a transparent front cover member, the transparent front cover member configured to receive incoming light and including a plurality of concentrator elements comprising transparent material, the plurality of photovoltaic strips being approximately aligned below the plurality of concentrator elements of the front cover member, respectively, to provide a resulting solar cell; andwhereupon the resulting solar cell having 60% less silicon than the conventional solar cell. 2. The method of claim 1 wherein each of the plurality of first bonding sites is characterized by a recessed region. 3. The method of claim 1 wherein each of the plurality of second bonding sites is characterized by a recessed region. 4. The method of claim 1 wherein the glue material is an encapsulant material. 5. The method of claim 1 wherein the glue material is a solder paste. 6. The method of claim 1 further comprising curing the glue material to bond the plurality of photovoltaic strips onto the first lead frame member and the second lead frame member. 7. The method of claim 1 wherein each of the photovoltaic strips comprises a silicon bearing material. 8. The method of claim 1 wherein the first lead frame member and the second lead frame member comprise a copper material or an Alloy 42 material. 9. The method of claim 1 wherein the attaching comprises a pick and place process to remove each of the photovoltaic strips from a tape backing material and spatially disposing each of the photovoltaic strips onto each of the first lead frame member and the second lead frame member. 10. The method of claim 1 further comprising coupling the plurality of photovoltaic strips coupled to the first lead frame member and the second lead frame member respectively onto a plurality of optical concentrating elements. 11. The method of claim 10 wherein each of the plurality of optical concentrating elements is coupled at least one of the plurality of photovoltaic strips with an encapsulant material formed between the optical concentrating element and the photovoltaic strip. 12. The method of claim 1 wherein the first lead frame member is a first bus bar and the second lead frame member is a second bus bar. 13. The method of claim 1, wherein a top surface of the transparent front cover member is planar, wherein the plurality of concentrator elements comprises a volume of the transparent material bounded by a first surface, a second surface, and concentrating surfaces, wherein the first surface is larger than the second surface, wherein the first surface of the plurality of concentrator elements are approximately parallel to the top surface of the front cover member, wherein the second surface is approximately parallel to the plurality of photovoltaic strips, are wherein the concentrating surfaces couple the first surface to the second surface. 14. A method for fabricating a solar cell, the method comprising: providing a first lead frame member including a first end and a second end;providing a second lead frame member including a third end and a fourth end;holding the first lead frame member and the second lead frame member, the holding of the first lead frame member and the second lead frame member being characterized by a parallel alignment between the first lead frame member and the second lead frame member;providing at least a plurality of first bonding sites numbered from 1 through N on the first lead frame and onto at least a plurality of second bonding sites numbered from 1 through N on the second lead frame, where N is an integer greater than 2, each of the plurality of first bonding sites and each of the plurality of second bonding sites being characterized by a recessed region;providing a first blocking layer exposing the plurality of first bonding sites and providing a second blocking layer exposing the plurality of second bonding sites;dispensing glue material within the first bonding sites and within the second bonding sites;providing a plurality of photovoltaic strips derived from a photovoltaic cell structure, each of the photovoltaic strips being characterized by a width and a length;arranging the plurality of photovoltaic strips, each of the plurality of photovoltaic strips being separated from an adjacent photovoltaic strip by a predetermined distance;attaching the plurality of photovoltaic strips numbered from 1 through N respectively onto the plurality of first bonding sites numbered from 1 through N and second bonding sites numbered from 1 through N;forming a resulting plurality of photovoltaic strips, each of the photovoltaic strips being coupled between the first lead frame member and the second lead frame member; andcoupling the resulting plurality of photo voltaic strips to a transparent front cover member, the transparent front cover member configured to receive incoming light and including a plurality of concentrator elements comprising transparent material, the plurality of photovoltaic strips being approximately aligned below the plurality of concentrator elements of the front cover member. 15. The method of claim 14, wherein a top surface of the transparent front cover member is planar, wherein the plurality of concentrator elements comprises a volume of the transparent material bounded by a first surface, a second surface, and concentrating surfaces, wherein the first surface is larger than the second surface, wherein the first surface of the plurality of concentrator elements is approximately parallel to the top surface of the front cover member, wherein the second surface is approximately parallel to the plurality of photovoltaic strips, and wherein the concentrating surfaces couple the first surface to the second surface. 16. A method for fabricating a solar cell from a plurality of photovoltaic strips, each of the strips comprising a silicon material, the method comprising: providing a first lead frame member including a first end and a second end;providing a second lead frame member including a third end and a fourth end;holding the first lead frame member and the second lead frame member, in parallel alignment;providing at least a plurality of first bonding sites numbered from 1 through N on the first lead frame and on at least a plurality of second bonding sites numbered from 1 through N on the second lead frame, where N is an integer greater than 2;providing a first blocking layer exposing the plurality of first bonding sites and providing a second blocking layer exposing the plurality of second bonding sites;dispensing glue material within the first bonding sites and within the second bonding sites;separating a photovoltaic solar cell into a plurality of photovoltaic strips;arranging the plurality of photovoltaic strips so that each of the plurality of photovoltaic strips is separated from adjacent photovoltaic strips by a predetermined distance;attaching the plurality of photovoltaic strips numbered from 1 through N respectively onto the plurality of first bonding sites numbered from 1 through N and second bonding sites numbered from 1 through N; andcoupling the plurality of photovoltaic strips to a plurality of concentrator elements coupled to a front cover membercoupling the resulting plurality of photo voltaic strips to a plurality of concentrator elements comprising transparent material coupled to a transparent front cover member, the transparent front cover member configured to receive incoming light, the plurality of photovoltaic strips being approximately aligned below the plurality of concentrator elements to form a resulting solar cell comprising the plurality of photovoltaic strips coupled to the concentrator elements. 17. The method of claim 16, wherein a top surface of the transparent front cover member is planar, wherein the plurality of concentrator elements comprises a volume of the transparent material bounded by a first surface, a second surface, and concentrating surfaces, wherein the first surface is larger than the second surface, wherein the first surface of the plurality of concentrator elements is approximately parallel to the top surface of the front cover member, wherein the second surface is approximately parallel to the plurality of photovoltaic strips, and wherein the concentrating surfaces couple the first surface to the second surface.
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