IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
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출원번호 |
US-0246384
(2011-09-27)
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등록번호 |
US-8237228
(2012-08-07)
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발명자
/ 주소 |
- Or-Bach, Zvi
- Cronquist, Brian
- Beinglass, Israel
- de Jong, Jan Lodewijk
- Sekar, Deepak C.
- Wurman, Zeev
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출원인 / 주소 |
|
대리인 / 주소 |
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인용정보 |
피인용 횟수 :
33 인용 특허 :
290 |
초록
▼
A system includes a semiconductor device. The semiconductor device includes a first semiconductor layer comprising first transistors, wherein the first transistors are interconnected by at least one metal layer comprising aluminum or copper. The second mono-crystallized semiconductor layer includes
A system includes a semiconductor device. The semiconductor device includes a first semiconductor layer comprising first transistors, wherein the first transistors are interconnected by at least one metal layer comprising aluminum or copper. The second mono-crystallized semiconductor layer includes second transistors and is overlaying the at least one metal layer, wherein the second mono-crystallized semiconductor layer is less than 150 nm in thickness, and at least one of the second transistors is an N-type transistor and at least one of the second transistors is a P-type transistor.
대표청구항
▼
1. A semiconductor device, comprising: a first semiconductor layer comprising first transistors, wherein said first transistors are interconnected by at least one metal layer comprising aluminum or copper; anda second mono-crystallized semiconductor layer comprising second transistors and overlaying
1. A semiconductor device, comprising: a first semiconductor layer comprising first transistors, wherein said first transistors are interconnected by at least one metal layer comprising aluminum or copper; anda second mono-crystallized semiconductor layer comprising second transistors and overlaying said at least one metal layer, wherein said at least one metal layer is in-between said first semiconductor layer and said second mono-crystallized semiconductor layer,wherein said second mono-crystallized semiconductor layer is less than 150 nm in thickness, andwherein at least one of said second transistors is an N-type transistor and at least one of said second transistors is a P-type transistor. 2. A semiconductor device according to claim 1, further comprising: a plurality of connection paths between said second transistors and said first transistors, wherein said plurality of connection paths comprise vias through said second mono-crystallized semiconductor layer, andwherein at least one of said vias is less than about 150 nm in diameter. 3. A semiconductor device according to claim 1, further comprising: a plurality of connection paths between said second transistors and said first transistors, and said first semiconductor layer comprising first alignment marks, wherein at least one of said connection paths has a contact to said second transistors, andwherein said contact is aligned to one of said first alignment marks. 4. A mobile phone comprising a semiconductor device according to claim 1. 5. A semiconductor device according to claim 1, wherein said second transistors form at least one second circuit,wherein said first transistors form a first circuit substantially the same as the second circuit, andthe semiconductor device further comprises: a switch operable to cause one of said first and second circuits to be replaced by the other of said first and second circuits. 6. A semiconductor device according to claim 1, further comprising: a heat spreader between said first semiconductor layer and said second mono-crystallized semiconductor layer. 7. A semiconductor device according to claim 1 wherein at least one of said second transistors is one of: (i) a recessed-channel transistor (RCAT);(ii) a junction-less transistor;(iii) a replacement-gate transistor;(iv) a thin-side-up transistor;(v) a double gate transistor; or(vi) a horizontally oriented transistor. 8. A semiconductor device comprising: a first semiconductor layer comprising first transistors, wherein said first transistors are interconnected by at least one metal layer comprising aluminum or copper;a second mono-crystallized semiconductor layer comprising second transistors and overlaying said at least one metal layer, wherein said at least one metal layer is in-between said first semiconductor layer and said second mono-crystallized semiconductor layer; anda plurality of connection paths between said second transistors and said first transistors, wherein said plurality of connection paths comprise vias through said second mono-crystallized semiconductor layer,wherein at least one of said vias is less than about 150 nm in diameter, andwherein said second transistors comprise horizontally oriented transistors. 9. A semiconductor device according to claim 8, further comprising: a plurality of connection paths between said second transistors and said first transistors, and said first semiconductor layer comprising first alignment marks, wherein at least one of said connection paths has a contact to said second transistors, andwherein said contact is aligned to one of said first alignment marks. 10. A semiconductor device according to claim 8 wherein said second mono-crystallized semiconductor layer is less than about 150 nm in thickness. 11. A mobile phone comprising a semiconductor device according to claim 8. 12. A semiconductor device according to claim 8 wherein said second transistors comprise a plurality of N-type transistors and P-type transistors. 13. A semiconductor device according to claim 8, further comprising: a heat spreader between said first semiconductor layer and said second mono-crystallized semiconductor layer. 14. A semiconductor device according to claim 8 wherein at least one of said second transistors is one of: (i) a recessed-channel transistor (RCAT);(ii) a junction-less transistor;(iii) a replacement-gate transistor;(iv) a thin-side-up transistor; or(v) a double gate transistor. 15. A semiconductor device comprising: a first semiconductor layer comprising first alignment marks and first transistors, wherein said first transistors are interconnected by at least one metal layer comprising aluminum or copper;a second mono-crystallized semiconductor layer comprising second transistors and overlaying said at least one metal layer, wherein said at least one metal layer is in-between said first semiconductor layer and said second mono-crystallized semiconductor layer, anda plurality of connection paths between said second transistors and said first transistors, wherein said second transistors comprise horizontally oriented transistors, andwherein at least one of said connection paths has a contact to said second transistors wherein said contact is aligned to one of said first alignment marks. 16. A semiconductor device according to claim 15 wherein said second mono-crystallized semiconductor layer is less than about 150 nm in thickness. 17. A mobile phone comprising a semiconductor device according to claim 15. 18. A semiconductor device according to claim 15 wherein said second transistors comprise a plurality of N-type transistors and P-type transistors. 19. A semiconductor device according to claim 15, wherein said second mono-crystallized semiconductor layer comprises a plurality of thermal contacts, andwherein said thermal contacts are adapted to conduct heat but not electric current. 20. A semiconductor device according to claim 15, further comprising: a heat spreader between said first semiconductor layer and said second mono-crystallized semiconductor layer. 21. A semiconductor device according to claim 15, further comprising: a plurality of connection paths between said second transistors and said first transistors, wherein said connection paths comprise vias through said second mono-crystallized semiconductor layer, andwherein at least one of said vias is less than about 150 nm in diameter. 22. A semiconductor device according to claim 15 wherein at least one of said second transistors is one of: (i) a recessed-channel transistor (RCAT);(ii) a junction-less transistor;(iii) a replacement-gate transistor;(iv) a thin-side-up transistor; or(v) a double gate transistor. 23. A 3D IC based system comprising: a first semiconductor layer comprising first alignment marks and first transistors, wherein said first transistors are interconnected by at least one metal layer comprising aluminum or copper;a second mono-crystallized semiconductor layer comprising second transistors and overlaying said at least one metal layer, wherein said at least one metal layer is in-between said first semiconductor layer and said second mono-crystallized semiconductor layer; anda reusable donor wafer, wherein said second transistors comprise horizontally oriented transistors, andwherein said second mono-crystallized semiconductor layer is transferred from said reusable donor wafer. 24. A system according to claim 23 wherein said second mono-crystallized semiconductor layer is less than about 150 nm in thickness. 25. A system according to claim 23 wherein said second transistors comprise a plurality of N-type transistors and P-type transistors. 26. A system according to claim 23, further comprising: a heat spreader between said first semiconductor layer and said second mono-crystallized semiconductor layer. 27. A system according to claim 23, wherein said second mono-crystallized semiconductor layer further comprises a plurality of thermal contacts, andwherein said thermal contacts are adapted to conduct heat but not electric current. 28. A system according to claim 23, further comprising: a plurality of connection paths between said second transistors and said first transistors, wherein said plurality of connection paths comprise vias through said second mono-crystallized semiconductor layer, andwherein at least one of said vias is less than about 150 nm in diameter. 29. A system according to claim 23 wherein at least one of said second transistors is one of: (i) a recessed-channel transistor (RCAT);(ii) a junction-less transistor;(iii) a replacement-gate transistor;(iv) a thin-side-up transistor; or(v) a double gate transistor. 30. A system according to claim 23, further comprising: a plurality of connection paths between said second transistors and said first transistors, wherein at least one of said connection paths has a contact to said second transistors, andwherein said contact is also aligned to one of said first alignment marks.
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