KR101369864B1 - 반도체장치 및 그 제조방법 - Google Patents
반도체장치 및 그 제조방법 Download PDFInfo
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- KR101369864B1 KR101369864B1 KR1020060072516A KR20060072516A KR101369864B1 KR 101369864 B1 KR101369864 B1 KR 101369864B1 KR 1020060072516 A KR1020060072516 A KR 1020060072516A KR 20060072516 A KR20060072516 A KR 20060072516A KR 101369864 B1 KR101369864 B1 KR 101369864B1
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- PVADDRMAFCOOPC-UHFFFAOYSA-N oxogermanium Chemical compound [Ge]=O PVADDRMAFCOOPC-UHFFFAOYSA-N 0.000 description 1
- PQQKPALAQIIWST-UHFFFAOYSA-N oxomolybdenum Chemical compound [Mo]=O PQQKPALAQIIWST-UHFFFAOYSA-N 0.000 description 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 description 1
- DYIZHKNUQPHNJY-UHFFFAOYSA-N oxorhenium Chemical compound [Re]=O DYIZHKNUQPHNJY-UHFFFAOYSA-N 0.000 description 1
- YRZZLAGRKZIJJI-UHFFFAOYSA-N oxyvanadium phthalocyanine Chemical compound [V+2]=O.C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 YRZZLAGRKZIJJI-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- SLIUAWYAILUBJU-UHFFFAOYSA-N pentacene Chemical compound C1=CC=CC2=CC3=CC4=CC5=CC=CC=C5C=C4C=C3C=C21 SLIUAWYAILUBJU-UHFFFAOYSA-N 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 230000002040 relaxant effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- YYMBJDOZVAITBP-UHFFFAOYSA-N rubrene Chemical compound C1=CC=CC=C1C(C1=C(C=2C=CC=CC=2)C2=CC=CC=C2C(C=2C=CC=CC=2)=C11)=C(C=CC=C2)C2=C1C1=CC=CC=C1 YYMBJDOZVAITBP-UHFFFAOYSA-N 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- 238000003980 solgel method Methods 0.000 description 1
- 238000000638 solvent extraction Methods 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- OFIYHXOOOISSDN-UHFFFAOYSA-N tellanylidenegallium Chemical compound [Te]=[Ga] OFIYHXOOOISSDN-UHFFFAOYSA-N 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- TVIVIEFSHFOWTE-UHFFFAOYSA-K tri(quinolin-8-yloxy)alumane Chemical compound [Al+3].C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1.C1=CN=C2C([O-])=CC=CC2=C1 TVIVIEFSHFOWTE-UHFFFAOYSA-K 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 229910001930 tungsten oxide Inorganic materials 0.000 description 1
- 239000003981 vehicle Substances 0.000 description 1
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Abstract
Description
Claims (28)
- 절연 표면을 가지는 기판 위에 설치된 스위칭소자로서, 상기 절연 표면은 상기 기판의 상면인, 상기 스위칭 소자와,제 1 전극, 제 2 전극 및 유기 화합물을 포함하는 층을 구비한 상기 기판 위의 기억소자로서, 상기 제 1 전극이 상기 스위칭소자에 전기접속된, 상기 기억소자와,사이에 끼워진 상기 유기 화합물을 포함하는 층을 갖는 한 쌍의 절연층을 구비하고,상기 한 쌍의 절연층과 상기 유기 화합물을 포함하는 층은 상기 제 1 전극과 상기 제 2 전극 사이에 끼워지고,상기 제 1 전극, 상기 제 2 전극, 상기 유기 화합물을 포함하는 층, 및 상기 한 쌍의 절연층은 상기 절연 표면과 평행한 동일 평면 위에 형성되고,상기 제 1 전극으로부터 상기 제 2 전극으로 전류가 흐르는 것을 특징으로 하는 반도체장치.
- 절연 표면을 가지는 기판 위에 설치된 스위칭소자로서, 상기 절연 표면은 상기 기판의 상면인, 상기 스위칭소자와,상기 스위칭소자 위의 층간 절연막과,제 1 전극, 제 2 전극 및 유기 화합물을 포함하는 층을 구비한 상기 층간 절연막 위의 기억소자로서, 상기 제 1 전극은 상기 스위칭소자에 전기접속된, 상기 기억소자와,사이에 끼워진 상기 유기 화합물을 포함하는 층을 갖는 한 쌍의 절연층을 구비하고,상기 한 쌍의 절연층과 상기 유기 화합물을 포함하는 층은 상기 제 1 전극과 상기 제 2 전극 사이에 끼워지고,상기 제 1 전극, 상기 제2 전극, 상기 유기 화합물을 포함하는 층, 및 상기 한 쌍의 절연층은 상기 절연 표면과 평행한 동일 평면 위에 형성되고,상기 제 1 전극으로부터 상기 제 2 전극으로 전류가 흐르고,상기 유기 화합물을 포함하는 층은 상기 제 1 전극, 상기 제 2 전극 및 상기 한 쌍의 절연층에 의해 둘러싸인 것을 특징으로 하는 반도체장치.
- 제 2항에 있어서,상기 한 쌍의 절연층은, 상기 유기 화합물을 포함하는 층의 양면을 끼우도록 설치된 것을 특징으로 하는 반도체장치.
- 제 2항에 있어서,상기 한 쌍의 절연층의 막두께는 상기 절연 표면에 수직한 방향으로 0.1 내지 0.5㎛인 것을 특징으로 하는 반도체장치.
- 제 1항 또는 제 2항에 있어서,상기 기억소자는, 상기 제 1 및 제 2 전극 사이에 전위차를 형성하여, 상기 유기 화합물을 포함하는 층을 고저항 상태로부터 저저항 상태로 비가역적으로 변화시키는 구조를 포함하는 소자인 것을 특징으로 하는 반도체장치.
- 제 1항 또는 제 2항에 있어서,상기 제 1 및 제 2 전극의 전체 폭은 상기 유기 화합물을 포함하는 층의 폭보다도 넓은 것을 특징으로 하는 반도체장치.
- 제 1항 또는 제 2항에 있어서,상기 유기 화합물을 포함하는 층의 막두께는 5 내지 100nm인 것을 특징으로 하는 반도체장치.
- 제 1항 또는 제 2항에 있어서,상기 스위칭소자의 게이트 전극은 워드선인 것을 특징으로 하는 반도체장치.
- 제 1항 또는 제 2항에 있어서,상기 유기 화합물을 포함하는 층은, 상기 제1 전극으로부터 상기 제2 전극까지의 전류 경로 방향으로 상기 제1 전극과 상기 제2 전극 사이에 끼워지고, 상기 전류 경로 방향에 수직한 방향으로 상기 한 쌍의 절연층 사이에 끼워지는 것을 특징으로 하는 반도체장치.
- 제 1항 또는 제 2항에 있어서,위에서 보았을 때 상기 유기 화합물을 포함하는 층의 형상은, 사각형 형상, 타원형, 원형, 또는 띠 형태인 것을 특징으로 하는 반도체장치.
- 삭제
- 제 1항 또는 제 2항에 있어서,상기 제 1 및 제 2 전극의 측면은 테이퍼 형상을 가지고 있는 것을 특징으로 하는 반도체장치.
- 삭제
- 제 1항 또는 제 2항에 있어서,상기 스위칭소자는, n채널형의 박막 트랜지스터인 것을 특징으로 하는 반도체장치.
- 삭제
- 제 1항 또는 제 2항에 있어서,상기 스위칭소자는 p채널형의 박막 트랜지스터인 것을 특징으로 하는 반도체장치.
- 삭제
- 절연 표면을 가지는 기판 위에 반도체층을 형성하는 단계와,상기 반도체층을 덮는 절연막을 형성하는 단계와,상기 절연막 위의 동일 평면 위에 한쪽이 상기 반도체층과 전기적으로 접속하는 한 쌍의 전극을 형성하는 단계와,상기 절연막 위에 한 쌍의 절연층을 형성하는 단계와,상기 한 쌍의 전극 및 상기 한 쌍의 절연층에 의해 둘러싸인 유기 화합물을 포함하는 층을 형성하는 단계를 포함하는 것을 특징으로 하는 반도체장치의 제조방법.
- 절연 표면을 가지는 기판 위에 반도체층을 형성하는 단계와,상기 반도체층을 덮는 절연막을 형성하는 단계와,상기 절연막 위의 동일 평면 위에 한쪽이 상기 반도체층과 전기적으로 접속하는 한 쌍의 전극을 형성하는 단계와,상기 절연막 위에 한쌍의 절연층을 형성하는 단계와,상기 한 쌍의 전극과 상기 한 쌍의 절연층으로 둘러싸인 영역에 겹치도록, 유기 화합물을 포함하는 층을 형성하는 것을 특징으로 하는 반도체장치의 제조방법.
- 기판 위에 반도체층을 포함하는 스위칭 소자를 형성하는 단계와,상기 스위칭 소자 위에 절연막을 형성하는 단계와,상기 스위칭 소자에 전기 접속된 제1 전극을 상기 절연막의 상부 표면에 형성하는 단계와,상기 절연막의 상기 상부 표면에 제2 전극을 형성하는 단계와,상기 절연막 위에 한 쌍의 절연층을 형성하는 단계와,상기 제1 전극과 상기 제2 전극 및 상기 한 쌍의 절연층에 의해 둘러싸인 틈을 덮는 유기 화합물을 포함하는 층을 선택적으로 형성하는 단계를 포함하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제 18항 내지 제 20항 중 어느 한 항에 있어서,위에서 보았을 때 상기 유기 화합물을 포함하는 층의 형상은, 사각형 형상, 타원형, 원형, 또는 띠 형태인 것을 특징으로 하는 반도체장치의 제조방법.
- 제 18항 내지 제 20항 중 어느 한 항에 있어서,상기 반도체층은, 비정질 구조, 마이크로크리스탈 구조, 다결정 구조, 및 단결정 구조 중 적어도 하나를 갖는 것을 특징으로 하는 반도체장치의 제조방법.
- 제 18항 내지 제 20항 중 어느 한 항에 있어서,상기 반도체층은, 유기화합물을 포함하는 것을 특징으로 하는 반도체장치의 제조방법.
- 제 18항 내지 제 20항 중 어느 한 항에 있어서,상기 유기화합물을 포함하는 상기 층은, 고저항 상태로부터 저저항 상태로 비가역적으로 변화되는 것을 특징으로 하는 반도체장치의 제조방법.
- 제 18항 또는 제 19항에 있어서,상기 한 쌍의 전극의 각각의 측면은 테이퍼 형상을 가지고 있는 것을 특징으로 하는 반도체장치의 제조방법.
- 제 20항에 있어서,상기 제 1 및 제 2 전극의 각각의 측면은 테이퍼 형상을 가지고 있는 것을 특징으로 하는 반도체장치의 제조방법.
- 제 18항 또는 제 19항에 있어서,상기 한 쌍의 전극의 나머지 하나는 공통전극인 것을 특징으로 하는 반도체장치의 제조방법.
- 제 20항에 있어서,상기 제 2 전극은 공통전극인 것을 특징으로 하는 반도체장치의 제조방법.
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US20070034878A1 (en) | 2007-02-15 |
US7960771B2 (en) | 2011-06-14 |
US8536067B2 (en) | 2013-09-17 |
CN1913170A (zh) | 2007-02-14 |
KR20070019552A (ko) | 2007-02-15 |
US20110237033A1 (en) | 2011-09-29 |
CN1913170B (zh) | 2010-05-12 |
JP5433721B2 (ja) | 2014-03-05 |
JP2012165014A (ja) | 2012-08-30 |
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