Method for manufacturing semiconductor apparatus, and semiconductor apparatus and electric appliance
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
H01L-023/48
H01L-023/52
H01L-029/40
출원번호
US-0440116
(2006-05-25)
등록번호
US-8212364
(2012-07-03)
우선권정보
JP-2002-366158 (2002-12-18)
발명자
/ 주소
Yamazaki, Shunpei
Takayama, Toru
Maruyama, Junya
Ohno, Yumiko
Tanaka, Koichiro
출원인 / 주소
Semiconductor Energy Laboratory Co., Ltd.
대리인 / 주소
Robinson, Eric J.
인용정보
피인용 횟수 :
2인용 특허 :
42
초록▼
The present invention is directed to a semiconductor device having: an interposer; a wiring provided on the interposer; a first chip having a first semiconductor device, a first pad and a first solder ball over the interposer, the first semiconductor device being connected to the first pad and the f
The present invention is directed to a semiconductor device having: an interposer; a wiring provided on the interposer; a first chip having a first semiconductor device, a first pad and a first solder ball over the interposer, the first semiconductor device being connected to the first pad and the first pad being connected to the first solder ball; a second chip having a second semiconductor device, a second pad and a second solder ball over the first chip, the second semiconductor device being connected to the second pad and the second pad being connected to the second solder ball; and a terminal provided at a rear side of the interposer, where the wiring and the first chip are connected via the first solder ball, where the first chip and the second chip are connected via the second solder ball, and where the terminal is connected to the first semiconductor device.
대표청구항▼
1. A semiconductor device comprising: an interposer;a wiring provided on the interposer;an oxide film bonded to the interposer with an adhesive;a metal oxide pasted on a part of the oxide film;a first chip over the oxide film, the first chip comprising: a first semiconductor device, wherein the firs
1. A semiconductor device comprising: an interposer;a wiring provided on the interposer;an oxide film bonded to the interposer with an adhesive;a metal oxide pasted on a part of the oxide film;a first chip over the oxide film, the first chip comprising: a first semiconductor device, wherein the first semiconductor device includes: a first thin film transistor including a first island shaped semiconductor film; anda second thin film transistor including a second island shaped semiconductor film that is spaced from the first island shaped semiconductor film, wherein the first island shaped semiconductor film and the second island shaped semiconductor film are provided over and in contact with a same layer;a first pad electrically connected to the first semiconductor device; anda first solder ball electrically connected to the first pad and over the interposer;a second chip over the first chip, the second chip comprising: a second semiconductor device, wherein the second semiconductor device includes: a third thin film transistor including a third island shaped semiconductor film; anda fourth thin film transistor including a fourth island shaped semiconductor film that is spaced from the third island shaped semiconductor film, wherein the third island shaped semiconductor film and the fourth island shaped semiconductor film are provided over and in contact with a same layer;a second pad electrically connected to the second semiconductor device; anda second solder ball electrically connected to the second pad; anda terminal provided at a rear side of the interposer,wherein the wiring and the first chip are electrically connected via the first solder ball,wherein the first semiconductor device and the second semiconductor device are electrically connected via the second solder ball,wherein the second solder ball is in direct contact with the first pad and the second pad, andwherein the terminal is electrically connected to the first semiconductor device. 2. The semiconductor device according to claim 1, wherein the first solder ball and the wiring are connected by thermocompression or thermocompression added with ultrasonic vibration. 3. The semiconductor device according to claim 1, wherein the second solder ball and the first chip are connected by thermocompression or thermocompression added with ultrasonic vibration. 4. The semiconductor device according to claim 1 further comprising an under filling, wherein the under filling is formed to fill gaps between the interposer and the first chip. 5. The semiconductor device according to claim 1 further comprising an under filling, wherein the under filling is formed to fill gaps between the first chip and the second chip. 6. A semiconductor device comprising: an interposer;an oxide film bonded to the interposer with an adhesive;a metal oxide pasted on a part of the oxide film;a first chip over the oxide film, the first chip comprising: a first semiconductor device, wherein the first semiconductor device includes: a first thin film transistor including a first island shaped semiconductor film; anda second thin film transistor including a second island shaped semiconductor film that is spaced from the first island shaped semiconductor film, wherein the first island shaped semiconductor film and the second island shaped semiconductor film are provided over and in contact with a same layer; anda first pad over the first semiconductor device with a first insulating film interposed therebetween, the first pad being electrically connected to the first semiconductor device;a second chip over the first chip, the first chip comprising: a second semiconductor device, wherein the second semiconductor device includes:a third thin film transistor including a third island shaped semiconductor film; anda fourth thin film transistor including a fourth island shaped semiconductor film that is spaced from the third island shaped semiconductor film, wherein the third island shaped semiconductor film and the fourth island shaped semiconductor film are provided over and in contact with a same layer; anda second pad over the second semiconductor device with a second insulating film interposed therebetween, the second pad being electrically connected to the second semiconductor device;an under filling between the first chip and the second chip;a bump between the first chip and the second chip; anda terminal provided at a rear side of the interposer,wherein the first pad faces the second pad,wherein the bump is in direct contact with the first pad and the second pad,wherein the first semiconductor device and the second semiconductor device are electrically connected via the bump,wherein the under filling is over and in direct contact with the first pad, and the second pad is over and in direct contact with the under filling, andwherein the terminal is electrically connected to the first semiconductor device. 7. The semiconductor device according to claim 6, wherein the bump which is formed on the second pad is connected to the first pad by thermocompression added with ultrasonic vibration. 8. The semiconductor device according to claim 6, wherein the under filling is formed to fill gaps between the first chip and the second chip. 9. The semiconductor device according to claim 8, wherein the under filling is cured by heat-treating or irradiating UV light to enhance adhesiveness between the first chip and the second chip. 10. A semiconductor device comprising: an interposer;a wiring provided on the interposer;an oxide film bonded to the interposer with an adhesive;a metal oxide pasted on a part of the oxide film;a first chip over the oxide film, the first chip comprising: a first semiconductor device, wherein the first semiconductor device includes: a first thin film transistor including a first island shaped semiconductor film; anda second thin film transistor including a second island shaped semiconductor film that is spaced from the first island shaped semiconductor film, wherein the first island shaped semiconductor film and the second island shaped semiconductor film are provided over and in contact with a same layer;a first pad electrically connected to the first semiconductor device; anda first solder ball electrically connected to the first pad and over the interposer;a second chip over the first chip, the second chip comprising: a second semiconductor device, wherein the second semiconductor device includes:a third thin film transistor including a third island shaped semiconductor film; anda fourth thin film transistor including a fourth island shaped semiconductor film that is spaced from the third island shaped semiconductor film, wherein the third island shaped semiconductor film and the fourth island shaped semiconductor film are provided over and in contact with a same layer;a second pad electrically connected to the second semiconductor device; anda second solder ball electrically connected to the second pad,wherein the wiring and the first semiconductor device are electrically connected via the first solder ball,wherein the first semiconductor device and the second semiconductor device are electrically connected via the second solder ball, andwherein the second solder ball is in direct contact with the first pad and the second pad. 11. The semiconductor device according to claim 10, wherein the first solder ball and the wiring are connected by thermocompression or thermocompression added with ultrasonic vibration. 12. The semiconductor device according to claim 10, wherein the second solder ball and the first chip are connected by thermocompression or thermocompression added with ultrasonic vibration. 13. The semiconductor device according to claim 10 further comprising an under filling, wherein the under filling is formed to fill gaps between the interposer and the first chip. 14. The semiconductor device according to claim 10 further comprising an under filling, wherein the under filling is formed to fill gaps between the first chip and the second chip. 15. A semiconductor device comprising: an interposer;an oxide film bonded to the interposer with an adhesive;a metal oxide pasted on a part of the oxide film;a first chip over the oxide film, the first chip comprising: a first semiconductor device, wherein the first semiconductor device includes:a first thin film transistor including a first island shaped semiconductor film; anda second thin film transistor including a second island shaped semiconductor film that is spaced from the first island shaped semiconductor film, wherein the first island shaped semiconductor film and the second island shaped semiconductor film are provided over and in contact with a same layer; anda first pad over the first semiconductor device with a first insulating film interposed therebetween, the first pad being electrically connected to the first semiconductor device;a second chip over the first chip, the first chip comprising: a second semiconductor device, wherein the second semiconductor device includes:a third thin film transistor including a third island shaped semiconductor film; anda fourth thin film transistor including a fourth island shaped semiconductor film that is spaced from the third island shaped semiconductor film, wherein the third island shaped semiconductor film and the fourth island shaped semiconductor film are provided over and in contact with a same layer; anda second pad over the second semiconductor device with a second insulating film interposed therebetween, the second pad being electrically connected to the second semiconductor device;an under filling between the first chip and the second chip; anda bump between the first chip and the second chip,wherein the first pad faces the second pad,wherein the bump is in direct contact with the first pad and the second pad,wherein the first semiconductor device and the second semiconductor device are electrically connected via the bump, andwherein the under filling is over and in direct contact with the first pad, and the second pad is over and in direct contact with the under filling. 16. The semiconductor device according to claim 15, wherein the bump which is formed on the second pad is connected to the first pad by thermocompression added with ultrasonic vibration. 17. The semiconductor device according to claim 15, wherein the under filling is formed to fill gaps between the first chip and the second chip. 18. The semiconductor device according to claim 16, wherein the under filling is cured by heat-treating or irradiating UV light to enhance adhesiveness between the first chip and the second chip. 19. The semiconductor device according to claim 1, wherein each of the first semiconductor device and the second semiconductor device comprises a polycrystalline semiconductor. 20. The semiconductor device according to claim 6, wherein each of the first semiconductor device and the second semiconductor device comprises a polycrystalline semiconductor. 21. The semiconductor device according to claim 10, wherein each of the first semiconductor device and the second semiconductor device comprises a polycrystalline semiconductor. 22. The semiconductor device according to claim 15, wherein each of the first semiconductor device and the second semiconductor device comprises a polycrystalline semiconductor. 23. The semiconductor device according to claim 10, further comprising a base film over and in contact with the oxide film, wherein the base film is in contact with the first island shaped semiconductor film of the first thin film transistor of the first semiconductor device. 24. The semiconductor device according to claim 10, wherein the interposer has a thermal conductivity of 2 to 30 W/mK. 25. The semiconductor device according to claim 15, further comprising a base film over and in contact with the oxide film, wherein the base film is in contact with the first island shaped semiconductor film of the first thin film transistor of the first semiconductor device. 26. The semiconductor device according to claim 15, wherein the interposer has a thermal conductivity of 2 to 30 W/mK. 27. The semiconductor device according to claim 6, wherein a distance between a gate electrode of the first thin film transistor and a gate electrode of the third thin film transistor is smaller than a distance between the first island shaped semiconductor film and the second island shaped semiconductor film. 28. The semiconductor device according to claim 6, wherein the first thin film transistor and the interposer are bonded with each other without a substrate interposed therebetween.
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