KR101003897B1 - 피치 다중 콘택트 형성 방법 - Google Patents
피치 다중 콘택트 형성 방법 Download PDFInfo
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- KR101003897B1 KR101003897B1 KR1020087007708A KR20087007708A KR101003897B1 KR 101003897 B1 KR101003897 B1 KR 101003897B1 KR 1020087007708 A KR1020087007708 A KR 1020087007708A KR 20087007708 A KR20087007708 A KR 20087007708A KR 101003897 B1 KR101003897 B1 KR 101003897B1
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Abstract
Description
Claims (35)
- 집적 회로에서의 도전성 피처(conductive feature)들을 제조하는 방법으로서,복수의 이격된 도전성 영역들을 제공하는 단계 - 상기 복수의 도전성 영역들을 제공하는 단계는 피치 다중 배선을 형성하는 피치 다중을 수행하는 단계를 포함하고, 상기 도전성 영역은 피치 다중 배선임 -;상기 도전성 영역에 걸쳐서 절연층을 제공하는 단계;포토리소그래피를 이용하여 상기 절연층 위를 덮는 마스킹 재료에 복수의 배선을 형성하는 단계 - 상기 배선들은 피치를 가짐 -;상기 배선 상에 스페이서 재료를 도포하는 단계;스페이서 에칭을 수행하여 상기 배선들에 대해 감소된 피치를 갖는 스페이서들의 패턴을 생성하는 단계 - 상기 스페이서들은 스페이서 축을 따라 연장함 -;상기 스페이서들의 패턴에 개구부를 갖는 포토리소그래피 마스크 패턴을 도포하는 단계 - 상기 개구부는 상기 스페이서 축을 가로지르는 개구 축을 따라 연장되고, 상기 개구부의 폭은 200nm 이하임 -;상기 마스크 패턴 또는 상기 스페이서들의 패턴 중 어느 하나에 의해 마스크되지 않는 상기 절연층의 부분들을 에칭 제거하여, 상기 절연층에 콘택트 비아들을 생성하는 단계 - 상기 콘택트 비아들은 상기 피치 다중 배선들과 동일한 피치를 가짐 -;상기 콘택트 비아들을 도전성 재료로 채워 도전성 피처를 생성하는 단계 - 상기 도전성 피처는 상기 도전성 영역을 도전성으로 접촉함 -; 및상기 마스킹 및 스페이서 재료들을 선택적으로 제거하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 에칭 제거하는 단계는, 상기 콘택트 비아들이 일반적으로 상기 스페이서 축에 평행한 차원(dimension)으로 연장하도록 하는 단계를 포함하고, 상기 도전성 피처는 그에 따라 상기 스페이서 축에 평행한 축을 따라 연장하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 포토리소그래피를 이용하여 상기 마스킹 재료에 상기 복수의 배선을 형성하는 단계는,포토레지스트에 제1 복수의 배선을 형성하는 단계; 및상기 제1의 복수의 배선의 패턴을 상기 마스킹 재료에 전사하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 콘택트 비아들을 채우는 단계는, 메모리 어레이에 비트 라인 콘택트들을 형성하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 콘택트 비아들을 채우는 단계는, NAND 플래시 메모리에 콘택트들을 형성하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,포토리소그래피를 이용하는 단계는, 포토레지스트에 패턴을 형성하는 단계 및 상기 패턴들을 하드 마스크를 포함하는 상기 마스킹 재료에 전사하는 단계를 포함하는 도전성 피처 제조 방법.
- 제6항에 있어서,포토리소그래피를 이용하는 단계는, 포토레지스트에 패턴을 형성하는 단계 및 상기 패턴들을 유전체 반사 방지 코팅을 포함하는 상기 하드 마스크로 전사하는 단계를 포함하는 도전성 피처 제조 방법.
- 제6항에 있어서,포토리소그래피를 이용하는 단계는, 포토레지스트에 패턴들을 형성하는 단계 및 상기 패턴들을 실리콘이 풍부한 실리콘 산질화물을 포함하는 상기 하드 마스크로 전사하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,포토리소그래피를 이용하는 단계는, 포토레지스트에 패턴들을 형성하는 단계 및 상기 패턴들을 비정질 탄소를 포함하는 상기 마스킹 재료에 전사하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 스페이서들의 패턴에 도포하는 단계는, 상기 포토리소그래피 마스크 패턴에 하나보다 많은 개구부를 제공하여, 다수 행의 콘택트 비아들의 생성을 유도하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 스페이서 재료를 도포하는 단계 전에 상기 복수의 배선의 폭을 넓히거나 좁히는 단계를 더 포함하는 도전성 피처 제조 방법.
- 제9항에 있어서,부분들을 에칭 제거하는 단계는, 상기 콘택트 비아들의 패턴을 상기 절연층으로 전사하는 단계 전에 상기 비정질 탄소를 포함하는 마스킹 재료의 부분들을 에칭 제거하는 단계를 포함하는 도전성 피처 제조 방법.
- 제12항에 있어서,상기 콘택트 비아들의 패턴을 상기 절연층으로 전사하는 단계는, 절연 재료로 전사하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 스페이서들의 패턴을 도포하는 단계는, 상기 개구부 축을 따라 적어도 200㎚의 길이를 갖는 개구부를 제공하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 콘택트 비아들을 채우는 단계는, 상기 도전성 피처들을 메모리 어레이에서의 비트 라인 콘택트로서 형성하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 콘택트 비아들을 채우는 단계는, 상기 도전성 피처들을 NAND 플래시 메모리에서 이용하도록 구성된 전기 콘택트로서 형성하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 콘택트 비아들을 채우는 단계는, 상기 도전성 피처를 메모리 어레이 내에 형성된 전기 콘택트로서 형성하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,부분을 에칭 제거하는 단계는, 상기 스페이서들의 패턴과 중첩하는 상기 포토리소그래피 마스크 패턴으로부터 포토레지스트를 남기는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 콘택트 비아들을 채우는 단계는, 70㎚ 미만의 임계치수로 상기 도전성 피처를 형성하는 단계를 포함하는 도전성 피처 제조 방법.
- 제1항에 있어서,상기 스페이서들의 패턴에 도포하는 단계는 상기 포토리소그래피 마스크 패턴에 가늘고 긴 상기 스페이서 축을 가로지르지 않는 비교차축(non-crossing axis)을 갖는 상기 개구부를 제공하는 단계를 더 포함하며, 상기 개구부는 그것의 비교차축을 따라 적어도 150㎚의 폭을 가지는 도전성 피처 제조 방법.
- 컴퓨터 메모리 어레이로서,피치 다중 피쳐들로 구성된 일련의 트랜지스터들;상기 트랜지스터들을 덮는 일련의 비트 라인들; 및상기 트랜지스터들과 상기 비트 라인들 간의 일련의 콘택트들 - 상기 콘택트들은 피치 다중화에 의해 형성되는 하나의 치수와 통상의 포토리소그래피에 의해 형성되는 다른 치수를 가지고, 상기 콘택트들의 피치는 상기 트랜지스터들의 피치와 동일함 -을 포함하는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 트랜지스터들은 70㎚ 미만의 폭을 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 트랜지스터들은 50㎚의 폭을 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 비트 라인들은 70㎚ 미만의 폭을 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 비트 라인들은 50㎚의 폭을 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 콘택트들은 70㎚ 미만의 폭을 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 콘택트들은 50㎚의 폭을 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 콘택트들은 상기 트랜지스터들의 임계치수와 동일한 폭을 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 콘택트들은 상기 비트 라인들의 임계치수와 동일한 폭을 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 콘택트들은 정렬된 다수 열의 콘택트들을 포함하는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 콘택트들은 100㎚보다 큰 길이를 갖는 컴퓨터 메모리 어레이.
- 제21항에 있어서,상기 콘택트들은 200㎚의 길이를 갖는 컴퓨터 메모리 어레이.
- 집적 회로로서,피치 다중 피쳐들로 구성되고, 피치 폭을 갖는 다중 트랜지스터들;피치 폭을 갖는 다중 상부 디지트 라인들; 및상기 트랜지스터들과 상기 디지트 라인들 간에 수직으로 연장하는 다중 전기 콘택트들 - 상기 콘택트들은 상기 트랜지스터들 및 디지트 라인들의 상기 피치 폭과 동일한 피치 폭을 갖고, 상기 전기 콘택트들은 피치 다중화에 의해 형성되는 폭과 포토리소그래피에 의해 형성되는 길이를 가지고, 상기 콘택트들의 피치는 상기 트랜지스터들의 피치와 동일함 -을 포함하는 집적 회로.
- 삭제
- 제33항에 있어서,상기 전기 콘택트들은 다수 행으로 정렬되는 집적 회로.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180113200A (ko) * | 2016-02-02 | 2018-10-15 | 도쿄엘렉트론가부시키가이샤 | 선택적 증착을 이용한 금속 및 비아의 자기 정렬 |
Families Citing this family (116)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2005094231A2 (en) * | 2004-03-19 | 2005-10-13 | The Regents Of The University Of California | Methods for fabrication of positional and compositionally controlled nanostructures on substrate |
US7151040B2 (en) * | 2004-08-31 | 2006-12-19 | Micron Technology, Inc. | Methods for increasing photo alignment margins |
US7910288B2 (en) | 2004-09-01 | 2011-03-22 | Micron Technology, Inc. | Mask material conversion |
US7655387B2 (en) * | 2004-09-02 | 2010-02-02 | Micron Technology, Inc. | Method to align mask patterns |
US7115525B2 (en) * | 2004-09-02 | 2006-10-03 | Micron Technology, Inc. | Method for integrated circuit fabrication using pitch multiplication |
US7253118B2 (en) | 2005-03-15 | 2007-08-07 | Micron Technology, Inc. | Pitch reduced patterns relative to photolithography features |
US7390746B2 (en) * | 2005-03-15 | 2008-06-24 | Micron Technology, Inc. | Multiple deposition for integration of spacers in pitch multiplication process |
US7611944B2 (en) | 2005-03-28 | 2009-11-03 | Micron Technology, Inc. | Integrated circuit fabrication |
KR100833201B1 (ko) * | 2007-06-15 | 2008-05-28 | 삼성전자주식회사 | 콘택 플러그 및 배선 라인 일체형 구조의 미세 패턴을가지는 반도체 소자 및 그 제조 방법 |
US7429536B2 (en) * | 2005-05-23 | 2008-09-30 | Micron Technology, Inc. | Methods for forming arrays of small, closely spaced features |
US7560390B2 (en) * | 2005-06-02 | 2009-07-14 | Micron Technology, Inc. | Multiple spacer steps for pitch multiplication |
US7396781B2 (en) * | 2005-06-09 | 2008-07-08 | Micron Technology, Inc. | Method and apparatus for adjusting feature size and position |
US7888721B2 (en) * | 2005-07-06 | 2011-02-15 | Micron Technology, Inc. | Surround gate access transistors with grown ultra-thin bodies |
US7768051B2 (en) | 2005-07-25 | 2010-08-03 | Micron Technology, Inc. | DRAM including a vertical surround gate transistor |
US7413981B2 (en) * | 2005-07-29 | 2008-08-19 | Micron Technology, Inc. | Pitch doubled circuit layout |
US8123968B2 (en) * | 2005-08-25 | 2012-02-28 | Round Rock Research, Llc | Multiple deposition for integration of spacers in pitch multiplication process |
US7816262B2 (en) * | 2005-08-30 | 2010-10-19 | Micron Technology, Inc. | Method and algorithm for random half pitched interconnect layout with constant spacing |
US7696567B2 (en) * | 2005-08-31 | 2010-04-13 | Micron Technology, Inc | Semiconductor memory device |
US7829262B2 (en) * | 2005-08-31 | 2010-11-09 | Micron Technology, Inc. | Method of forming pitch multipled contacts |
US7759197B2 (en) * | 2005-09-01 | 2010-07-20 | Micron Technology, Inc. | Method of forming isolated features using pitch multiplication |
US7393789B2 (en) * | 2005-09-01 | 2008-07-01 | Micron Technology, Inc. | Protective coating for planarization |
US7557032B2 (en) * | 2005-09-01 | 2009-07-07 | Micron Technology, Inc. | Silicided recessed silicon |
US7687342B2 (en) * | 2005-09-01 | 2010-03-30 | Micron Technology, Inc. | Method of manufacturing a memory device |
US7416943B2 (en) * | 2005-09-01 | 2008-08-26 | Micron Technology, Inc. | Peripheral gate stacks and recessed array gates |
US7776744B2 (en) * | 2005-09-01 | 2010-08-17 | Micron Technology, Inc. | Pitch multiplication spacers and methods of forming the same |
US7572572B2 (en) | 2005-09-01 | 2009-08-11 | Micron Technology, Inc. | Methods for forming arrays of small, closely spaced features |
US7842558B2 (en) * | 2006-03-02 | 2010-11-30 | Micron Technology, Inc. | Masking process for simultaneously patterning separate regions |
US7476933B2 (en) | 2006-03-02 | 2009-01-13 | Micron Technology, Inc. | Vertical gated access transistor |
JP2007266491A (ja) * | 2006-03-29 | 2007-10-11 | Fujitsu Ltd | 半導体装置の製造方法及び半導体装置 |
US7902074B2 (en) * | 2006-04-07 | 2011-03-08 | Micron Technology, Inc. | Simplified pitch doubling process flow |
US8003310B2 (en) * | 2006-04-24 | 2011-08-23 | Micron Technology, Inc. | Masking techniques and templates for dense semiconductor fabrication |
US7488685B2 (en) * | 2006-04-25 | 2009-02-10 | Micron Technology, Inc. | Process for improving critical dimension uniformity of integrated circuit arrays |
US7795149B2 (en) | 2006-06-01 | 2010-09-14 | Micron Technology, Inc. | Masking techniques and contact imprint reticles for dense semiconductor fabrication |
US7723009B2 (en) | 2006-06-02 | 2010-05-25 | Micron Technology, Inc. | Topography based patterning |
US8852851B2 (en) | 2006-07-10 | 2014-10-07 | Micron Technology, Inc. | Pitch reduction technology using alternating spacer depositions during the formation of a semiconductor device and systems including same |
US7960797B2 (en) | 2006-08-29 | 2011-06-14 | Micron Technology, Inc. | Semiconductor devices including fine pitch arrays with staggered contacts |
US7611980B2 (en) * | 2006-08-30 | 2009-11-03 | Micron Technology, Inc. | Single spacer process for multiplying pitch by a factor greater than two and related intermediate IC structures |
US7666578B2 (en) * | 2006-09-14 | 2010-02-23 | Micron Technology, Inc. | Efficient pitch multiplication process |
US8129289B2 (en) | 2006-10-05 | 2012-03-06 | Micron Technology, Inc. | Method to deposit conformal low temperature SiO2 |
US7923373B2 (en) * | 2007-06-04 | 2011-04-12 | Micron Technology, Inc. | Pitch multiplication using self-assembling materials |
US8980756B2 (en) * | 2007-07-30 | 2015-03-17 | Micron Technology, Inc. | Methods for device fabrication using pitch reduction |
US8563229B2 (en) | 2007-07-31 | 2013-10-22 | Micron Technology, Inc. | Process of semiconductor fabrication with mask overlay on pitch multiplied features and associated structures |
US8481417B2 (en) * | 2007-08-03 | 2013-07-09 | Micron Technology, Inc. | Semiconductor structures including tight pitch contacts and methods to form same |
JP2009054956A (ja) * | 2007-08-29 | 2009-03-12 | Toshiba Corp | 半導体メモリ |
US7737039B2 (en) | 2007-11-01 | 2010-06-15 | Micron Technology, Inc. | Spacer process for on pitch contacts and related structures |
US7659208B2 (en) | 2007-12-06 | 2010-02-09 | Micron Technology, Inc | Method for forming high density patterns |
US7759201B2 (en) * | 2007-12-17 | 2010-07-20 | Sandisk 3D Llc | Method for fabricating pitch-doubling pillar structures |
US7790531B2 (en) * | 2007-12-18 | 2010-09-07 | Micron Technology, Inc. | Methods for isolating portions of a loop of pitch-multiplied material and related structures |
KR100919349B1 (ko) * | 2007-12-27 | 2009-09-25 | 주식회사 하이닉스반도체 | 반도체 소자의 금속 배선 형성 방법 |
WO2009108201A1 (en) * | 2008-02-28 | 2009-09-03 | Hewlett-Packard Development Company, L.P. | Semiconductor substrate contact via |
US8030218B2 (en) | 2008-03-21 | 2011-10-04 | Micron Technology, Inc. | Method for selectively modifying spacing between pitch multiplied structures |
US7713818B2 (en) | 2008-04-11 | 2010-05-11 | Sandisk 3D, Llc | Double patterning method |
US7981592B2 (en) * | 2008-04-11 | 2011-07-19 | Sandisk 3D Llc | Double patterning method |
US7786015B2 (en) * | 2008-04-28 | 2010-08-31 | Sandisk 3D Llc | Method for fabricating self-aligned complementary pillar structures and wiring |
US7989307B2 (en) | 2008-05-05 | 2011-08-02 | Micron Technology, Inc. | Methods of forming isolated active areas, trenches, and conductive lines in semiconductor structures and semiconductor structures including the same |
US10151981B2 (en) | 2008-05-22 | 2018-12-11 | Micron Technology, Inc. | Methods of forming structures supported by semiconductor substrates |
US20090302472A1 (en) * | 2008-06-05 | 2009-12-10 | Samsung Electronics Co., Ltd. | Non-volatile memory devices including shared bit lines and methods of fabricating the same |
KR101215173B1 (ko) * | 2008-06-09 | 2012-12-24 | 에스케이하이닉스 주식회사 | 반도체 소자의 형성 방법 |
US7732235B2 (en) * | 2008-06-30 | 2010-06-08 | Sandisk 3D Llc | Method for fabricating high density pillar structures by double patterning using positive photoresist |
US7781269B2 (en) * | 2008-06-30 | 2010-08-24 | Sandisk 3D Llc | Triangle two dimensional complementary patterning of pillars |
US8076208B2 (en) | 2008-07-03 | 2011-12-13 | Micron Technology, Inc. | Method for forming transistor with high breakdown voltage using pitch multiplication technique |
US8101497B2 (en) | 2008-09-11 | 2012-01-24 | Micron Technology, Inc. | Self-aligned trench formation |
US8076056B2 (en) * | 2008-10-06 | 2011-12-13 | Sandisk 3D Llc | Method of making sub-resolution pillar structures using undercutting technique |
US8080443B2 (en) | 2008-10-27 | 2011-12-20 | Sandisk 3D Llc | Method of making pillars using photoresist spacer mask |
US8492282B2 (en) * | 2008-11-24 | 2013-07-23 | Micron Technology, Inc. | Methods of forming a masking pattern for integrated circuits |
US8247302B2 (en) | 2008-12-04 | 2012-08-21 | Micron Technology, Inc. | Methods of fabricating substrates |
US8273634B2 (en) * | 2008-12-04 | 2012-09-25 | Micron Technology, Inc. | Methods of fabricating substrates |
US8796155B2 (en) | 2008-12-04 | 2014-08-05 | Micron Technology, Inc. | Methods of fabricating substrates |
US8084347B2 (en) | 2008-12-31 | 2011-12-27 | Sandisk 3D Llc | Resist feature and removable spacer pitch doubling patterning method for pillar structures |
US8114765B2 (en) * | 2008-12-31 | 2012-02-14 | Sandisk 3D Llc | Methods for increased array feature density |
US8268543B2 (en) * | 2009-03-23 | 2012-09-18 | Micron Technology, Inc. | Methods of forming patterns on substrates |
US9330934B2 (en) * | 2009-05-18 | 2016-05-03 | Micron Technology, Inc. | Methods of forming patterns on substrates |
DE102009023251B4 (de) * | 2009-05-29 | 2011-02-24 | Globalfoundries Dresden Module One Limited Liability Company & Co. Kg | Verfahren zur Herstellung eines Kontaktelements mit großem Aspektverhältnis und mit einer günstigeren Form in einem Halbleiterbauelement zur Verbesserung der Abscheidung einer Beschichtung |
US8026172B2 (en) * | 2009-06-29 | 2011-09-27 | Sandisk 3D Llc | Method of forming contact hole arrays using a hybrid spacer technique |
US20110129991A1 (en) * | 2009-12-02 | 2011-06-02 | Kyle Armstrong | Methods Of Patterning Materials, And Methods Of Forming Memory Cells |
US7923305B1 (en) | 2010-01-12 | 2011-04-12 | Sandisk 3D Llc | Patterning method for high density pillar structures |
US8026178B2 (en) | 2010-01-12 | 2011-09-27 | Sandisk 3D Llc | Patterning method for high density pillar structures |
FR2960700B1 (fr) * | 2010-06-01 | 2012-05-18 | Commissariat Energie Atomique | Procede de lithographie pour la realisation de reseaux de conducteurs relies par des vias |
DE102010035602A1 (de) * | 2010-06-10 | 2011-12-15 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Strukturierung einer Schicht unter Einsatz einer Hartmaske |
US8518788B2 (en) | 2010-08-11 | 2013-08-27 | Micron Technology, Inc. | Methods of forming a plurality of capacitors |
US8216939B2 (en) | 2010-08-20 | 2012-07-10 | Micron Technology, Inc. | Methods of forming openings |
US8455341B2 (en) | 2010-09-02 | 2013-06-04 | Micron Technology, Inc. | Methods of forming features of integrated circuitry |
US8461053B2 (en) * | 2010-12-17 | 2013-06-11 | Spansion Llc | Self-aligned NAND flash select-gate wordlines for spacer double patterning |
US8586478B2 (en) * | 2011-03-28 | 2013-11-19 | Renesas Electronics Corporation | Method of making a semiconductor device |
US8575032B2 (en) | 2011-05-05 | 2013-11-05 | Micron Technology, Inc. | Methods of forming a pattern on a substrate |
US9076680B2 (en) | 2011-10-18 | 2015-07-07 | Micron Technology, Inc. | Integrated circuitry, methods of forming capacitors, and methods of forming integrated circuitry comprising an array of capacitors and circuitry peripheral to the array |
US9177794B2 (en) | 2012-01-13 | 2015-11-03 | Micron Technology, Inc. | Methods of patterning substrates |
US8664077B2 (en) * | 2012-02-14 | 2014-03-04 | Nanya Technology Corp. | Method for forming self-aligned overlay mark |
US9276001B2 (en) * | 2012-05-23 | 2016-03-01 | Nanya Technology Corporation | Semiconductor device and method for manufacturing the same |
US8629048B1 (en) | 2012-07-06 | 2014-01-14 | Micron Technology, Inc. | Methods of forming a pattern on a substrate |
US9269747B2 (en) | 2012-08-23 | 2016-02-23 | Micron Technology, Inc. | Self-aligned interconnection for integrated circuits |
US9034197B2 (en) * | 2012-09-13 | 2015-05-19 | HGST Netherlands B.V. | Method for separately processing regions on a patterned medium |
US9111857B2 (en) | 2012-09-21 | 2015-08-18 | Micron Technology, Inc. | Method, system and device for recessed contact in memory array |
US20140134844A1 (en) * | 2012-11-12 | 2014-05-15 | Infineon Technologies Dresden Gmbh | Method for processing a die |
US20150118832A1 (en) * | 2013-10-24 | 2015-04-30 | Applied Materials, Inc. | Methods for patterning a hardmask layer for an ion implantation process |
US9159579B2 (en) * | 2013-10-25 | 2015-10-13 | Taiwan Semiconductor Manufacturing Company, Ltd. | Lithography using multilayer spacer for reduced spacer footing |
US9437479B2 (en) * | 2013-11-19 | 2016-09-06 | Applied Materials, Inc. | Methods for forming an interconnect pattern on a substrate |
US9177797B2 (en) * | 2013-12-04 | 2015-11-03 | Taiwan Semiconductor Manufacturing Company, Ltd. | Lithography using high selectivity spacers for pitch reduction |
US9324619B2 (en) * | 2014-08-25 | 2016-04-26 | Samsung Electronics Co., Ltd. | Semiconductor device and method of fabricating the same |
US9679946B2 (en) * | 2014-08-25 | 2017-06-13 | HGST, Inc. | 3-D planes memory device |
KR102265271B1 (ko) | 2015-01-14 | 2021-06-17 | 삼성전자주식회사 | 반도체 소자 및 그 제조방법 |
KR102323251B1 (ko) | 2015-01-21 | 2021-11-09 | 삼성전자주식회사 | 반도체 소자 및 반도체 소자의 제조방법 |
KR102337410B1 (ko) | 2015-04-06 | 2021-12-10 | 삼성전자주식회사 | 반도체 소자의 미세 패턴 형성 방법 |
CN108369899B (zh) * | 2015-11-20 | 2023-11-17 | 东京毅力科创株式会社 | 形成用于亚分辨率基板图案化的蚀刻掩模的方法 |
CN108475640B (zh) * | 2016-01-20 | 2023-06-06 | 应用材料公司 | 用于侧向硬模凹槽减小的混合碳硬模 |
TWI661466B (zh) * | 2016-04-14 | 2019-06-01 | 日商東京威力科創股份有限公司 | 使用具有多種材料之一層的基板圖案化方法 |
US10163690B2 (en) * | 2016-11-30 | 2018-12-25 | Taiwan Semiconductor Manufacturing Co., Ltd. | 2-D interconnections for integrated circuits |
CN108735711B (zh) * | 2017-04-13 | 2021-04-23 | 中芯国际集成电路制造(北京)有限公司 | 一种半导体器件及其制备方法、电子装置 |
CN109309091A (zh) * | 2017-07-28 | 2019-02-05 | 联华电子股份有限公司 | 图案化方法 |
TWI658763B (zh) * | 2017-10-11 | 2019-05-01 | 欣興電子股份有限公司 | 製造導線之方法 |
US10347487B2 (en) * | 2017-11-14 | 2019-07-09 | Micron Technology, Inc. | Cell contact |
US10790155B2 (en) | 2018-06-27 | 2020-09-29 | Taiwan Semiconductor Manufacturing Co., Ltd. | Method of manufacturing semiconductor devices |
CN112928057B (zh) * | 2019-12-05 | 2023-05-19 | 中芯国际集成电路制造(上海)有限公司 | 半导体结构及其形成方法 |
US11502041B2 (en) | 2020-04-22 | 2022-11-15 | Nanya Technology Corporation | Method of forming a pattern |
CN112018127B (zh) * | 2020-07-21 | 2024-06-18 | 长江存储科技有限责任公司 | 金属层的形成方法、3d存储器件及其制造方法 |
US11257766B1 (en) | 2020-08-21 | 2022-02-22 | Micron Technology, Inc. | Methods of forming microelectronic devices, and related microelectronic devices, memory devices, and electronic systems |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020127810A1 (en) * | 2000-05-29 | 2002-09-12 | Fujitsu Limited | Semiconductor device and method for fabricating the same |
Family Cites Families (194)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US77524A (en) * | 1868-05-05 | Improvement in harvesters | ||
US292991A (en) * | 1884-02-05 | Machine for cutting heads of boxes | ||
US4234362A (en) * | 1978-11-03 | 1980-11-18 | International Business Machines Corporation | Method for forming an insulator between layers of conductive material |
US4508579A (en) | 1981-03-30 | 1985-04-02 | International Business Machines Corporation | Lateral device structures using self-aligned fabrication techniques |
US4432132A (en) * | 1981-12-07 | 1984-02-21 | Bell Telephone Laboratories, Incorporated | Formation of sidewall oxide layers by reactive oxygen ion etching to define submicron features |
US4419809A (en) | 1981-12-30 | 1983-12-13 | International Business Machines Corporation | Fabrication process of sub-micrometer channel length MOSFETs |
DE3242113A1 (de) * | 1982-11-13 | 1984-05-24 | Ibm Deutschland Gmbh, 7000 Stuttgart | Verfahren zur herstellung einer duennen dielektrischen isolation in einem siliciumhalbleiterkoerper |
US4716131A (en) | 1983-11-28 | 1987-12-29 | Nec Corporation | Method of manufacturing semiconductor device having polycrystalline silicon layer with metal silicide film |
US4648937A (en) * | 1985-10-30 | 1987-03-10 | International Business Machines Corporation | Method of preventing asymmetric etching of lines in sub-micrometer range sidewall images transfer |
GB8528967D0 (en) | 1985-11-25 | 1986-01-02 | Plessey Co Plc | Semiconductor device manufacture |
EP0238690B1 (en) * | 1986-03-27 | 1991-11-06 | International Business Machines Corporation | Process for forming sidewalls |
US5514885A (en) * | 1986-10-09 | 1996-05-07 | Myrick; James J. | SOI methods and apparatus |
US4838991A (en) * | 1987-10-30 | 1989-06-13 | International Business Machines Corporation | Process for defining organic sidewall structures |
US4776922A (en) * | 1987-10-30 | 1988-10-11 | International Business Machines Corporation | Formation of variable-width sidewall structures |
US5328810A (en) * | 1990-05-07 | 1994-07-12 | Micron Technology, Inc. | Method for reducing, by a factor or 2-N, the minimum masking pitch of a photolithographic process |
US5013680A (en) * | 1990-07-18 | 1991-05-07 | Micron Technology, Inc. | Process for fabricating a DRAM array having feature widths that transcend the resolution limit of available photolithography |
US5053105A (en) * | 1990-07-19 | 1991-10-01 | Micron Technology, Inc. | Process for creating an etch mask suitable for deep plasma etches employing self-aligned silicidation of a metal layer masked with a silicon dioxide template |
US5047117A (en) * | 1990-09-26 | 1991-09-10 | Micron Technology, Inc. | Method of forming a narrow self-aligned, annular opening in a masking layer |
DE4034612A1 (de) * | 1990-10-31 | 1992-05-07 | Huels Chemische Werke Ag | Verfahren zur herstellung von methacryloxy- oder acryloxygruppen enthaltenden organosilanen |
IT1243919B (it) | 1990-11-20 | 1994-06-28 | Cons Ric Microelettronica | Procedimento per l'ottenimento di solchi submicrometrici planarizzati in circuiti integrati realizzati con tecnologia ulsi |
US5330879A (en) | 1992-07-16 | 1994-07-19 | Micron Technology, Inc. | Method for fabrication of close-tolerance lines and sharp emission tips on a semiconductor wafer |
DE4236609A1 (de) | 1992-10-29 | 1994-05-05 | Siemens Ag | Verfahren zur Erzeugung einer Struktur in der Oberfläche eines Substrats |
US5470661A (en) * | 1993-01-07 | 1995-11-28 | International Business Machines Corporation | Diamond-like carbon films from a hydrocarbon helium plasma |
US5532741A (en) * | 1993-05-19 | 1996-07-02 | Rohm Co., Ltd. | Video image display and video camera for producing a mirror image |
US6042998A (en) | 1993-09-30 | 2000-03-28 | The University Of New Mexico | Method and apparatus for extending spatial frequencies in photolithography images |
KR970007173B1 (ko) * | 1994-07-14 | 1997-05-03 | 현대전자산업 주식회사 | 미세패턴 형성방법 |
JPH0855920A (ja) | 1994-08-15 | 1996-02-27 | Toshiba Corp | 半導体装置の製造方法 |
JPH0855908A (ja) | 1994-08-17 | 1996-02-27 | Toshiba Corp | 半導体装置 |
US5600153A (en) * | 1994-10-07 | 1997-02-04 | Micron Technology, Inc. | Conductive polysilicon lines and thin film transistors |
TW366367B (en) | 1995-01-26 | 1999-08-11 | Ibm | Sputter deposition of hydrogenated amorphous carbon film |
US5795830A (en) * | 1995-06-06 | 1998-08-18 | International Business Machines Corporation | Reducing pitch with continuously adjustable line and space dimensions |
KR100190757B1 (ko) * | 1995-06-30 | 1999-06-01 | 김영환 | 모스 전계 효과 트랜지스터 형성방법 |
JP3393286B2 (ja) * | 1995-09-08 | 2003-04-07 | ソニー株式会社 | パターンの形成方法 |
US5789320A (en) | 1996-04-23 | 1998-08-04 | International Business Machines Corporation | Plating of noble metal electrodes for DRAM and FRAM |
TW329539B (en) * | 1996-07-05 | 1998-04-11 | Mitsubishi Electric Corp | The semiconductor device and its manufacturing method |
JP3164026B2 (ja) | 1996-08-21 | 2001-05-08 | 日本電気株式会社 | 半導体装置及びその製造方法 |
US5880018A (en) * | 1996-10-07 | 1999-03-09 | Motorola Inc. | Method for manufacturing a low dielectric constant inter-level integrated circuit structure |
US5998256A (en) | 1996-11-01 | 1999-12-07 | Micron Technology, Inc. | Semiconductor processing methods of forming devices on a substrate, forming device arrays on a substrate, forming conductive lines on a substrate, and forming capacitor arrays on a substrate, and integrated circuitry |
US6395613B1 (en) * | 2000-08-30 | 2002-05-28 | Micron Technology, Inc. | Semiconductor processing methods of forming a plurality of capacitors on a substrate, bit line contacts and method of forming bit line contacts |
US5895740A (en) | 1996-11-13 | 1999-04-20 | Vanguard International Semiconductor Corp. | Method of forming contact holes of reduced dimensions by using in-situ formed polymeric sidewall spacers |
KR100231134B1 (ko) | 1997-06-14 | 1999-11-15 | 문정환 | 반도체장치의 배선 형성 방법 |
US6063688A (en) | 1997-09-29 | 2000-05-16 | Intel Corporation | Fabrication of deep submicron structures and quantum wire transistors using hard-mask transistor width definition |
KR100247862B1 (ko) * | 1997-12-11 | 2000-03-15 | 윤종용 | 반도체 장치 및 그 제조방법 |
US6143476A (en) | 1997-12-12 | 2000-11-07 | Applied Materials Inc | Method for high temperature etching of patterned layers using an organic mask stack |
US6291334B1 (en) * | 1997-12-19 | 2001-09-18 | Applied Materials, Inc. | Etch stop layer for dual damascene process |
US6004862A (en) | 1998-01-20 | 1999-12-21 | Advanced Micro Devices, Inc. | Core array and periphery isolation technique |
JP2975917B2 (ja) | 1998-02-06 | 1999-11-10 | 株式会社半導体プロセス研究所 | 半導体装置の製造方法及び半導体装置の製造装置 |
KR100301038B1 (ko) * | 1998-03-02 | 2001-09-06 | 윤종용 | 씨오비(cob)를구비한반도체메모리장치및그제조방법 |
US5933725A (en) * | 1998-05-27 | 1999-08-03 | Vanguard International Semiconductor Corporation | Word line resistance reduction method and design for high density memory with relaxed metal pitch |
TW376582B (en) | 1998-06-26 | 1999-12-11 | Vanguard Int Semiconduct Corp | Method of forming COB DRAM with self-aligned pole and bitline contact plug |
US6020255A (en) * | 1998-07-13 | 2000-02-01 | Taiwan Semiconductor Manufacturing Company | Dual damascene interconnect process with borderless contact |
US6245662B1 (en) * | 1998-07-23 | 2001-06-12 | Applied Materials, Inc. | Method of producing an interconnect structure for an integrated circuit |
US6060383A (en) * | 1998-08-10 | 2000-05-09 | Nogami; Takeshi | Method for making multilayered coaxial interconnect structure |
US6071789A (en) * | 1998-11-10 | 2000-06-06 | Vanguard International Semiconductor Corporation | Method for simultaneously fabricating a DRAM capacitor and metal interconnections |
US6573090B1 (en) * | 1998-12-09 | 2003-06-03 | The General Hospital Corporation | Enhanced packaging of herpes virus amplicons and generation of recombinant virus vectors |
KR100372996B1 (ko) * | 1998-12-28 | 2003-02-25 | 아사히 가세이 마이크로시스템 가부시끼가이샤 | 컨택트 홀의 형성 방법 |
US6204187B1 (en) | 1999-01-06 | 2001-03-20 | Infineon Technologies North America, Corp. | Contact and deep trench patterning |
US6211044B1 (en) | 1999-04-12 | 2001-04-03 | Advanced Micro Devices | Process for fabricating a semiconductor device component using a selective silicidation reaction |
JP2000307084A (ja) | 1999-04-23 | 2000-11-02 | Hitachi Ltd | 半導体集積回路装置およびその製造方法 |
US6110837A (en) * | 1999-04-28 | 2000-08-29 | Worldwide Semiconductor Manufacturing Corp. | Method for forming a hard mask of half critical dimension |
US6136662A (en) * | 1999-05-13 | 2000-10-24 | Lsi Logic Corporation | Semiconductor wafer having a layer-to-layer alignment mark and method for fabricating the same |
JP2000357736A (ja) | 1999-06-15 | 2000-12-26 | Toshiba Corp | 半導体装置及びその製造方法 |
KR100333382B1 (ko) * | 1999-06-24 | 2002-04-18 | 박종섭 | 반도체 장치의 다층금속배선 형성방법 |
JP2001077196A (ja) * | 1999-09-08 | 2001-03-23 | Sony Corp | 半導体装置の製造方法 |
US6730571B1 (en) * | 1999-10-14 | 2004-05-04 | Chartered Semiconductor Manufacturing Ltd. | Method to form a cross network of air gaps within IMD layer |
US6362057B1 (en) | 1999-10-26 | 2002-03-26 | Motorola, Inc. | Method for forming a semiconductor device |
US6582891B1 (en) * | 1999-12-02 | 2003-06-24 | Axcelis Technologies, Inc. | Process for reducing edge roughness in patterned photoresist |
US6573030B1 (en) * | 2000-02-17 | 2003-06-03 | Applied Materials, Inc. | Method for depositing an amorphous carbon layer |
US6967140B2 (en) * | 2000-03-01 | 2005-11-22 | Intel Corporation | Quantum wire gate device and method of making same |
US6297554B1 (en) * | 2000-03-10 | 2001-10-02 | United Microelectronics Corp. | Dual damascene interconnect structure with reduced parasitic capacitance |
US6423474B1 (en) | 2000-03-21 | 2002-07-23 | Micron Technology, Inc. | Use of DARC and BARC in flash memory processing |
US6632741B1 (en) | 2000-07-19 | 2003-10-14 | International Business Machines Corporation | Self-trimming method on looped patterns |
US6455372B1 (en) | 2000-08-14 | 2002-09-24 | Micron Technology, Inc. | Nucleation for improved flash erase characteristics |
US6348380B1 (en) | 2000-08-25 | 2002-02-19 | Micron Technology, Inc. | Use of dilute steam ambient for improvement of flash devices |
SE517275C2 (sv) * | 2000-09-20 | 2002-05-21 | Obducat Ab | Sätt vid våtetsning av ett substrat |
US6335257B1 (en) * | 2000-09-29 | 2002-01-01 | Vanguard International Semiconductor Corporation | Method of making pillar-type structure on semiconductor substrate |
US6667237B1 (en) | 2000-10-12 | 2003-12-23 | Vram Technologies, Llc | Method and apparatus for patterning fine dimensions |
US6534243B1 (en) * | 2000-10-23 | 2003-03-18 | Advanced Micro Devices, Inc. | Chemical feature doubling process |
US6926843B2 (en) | 2000-11-30 | 2005-08-09 | International Business Machines Corporation | Etching of hard masks |
US6664028B2 (en) | 2000-12-04 | 2003-12-16 | United Microelectronics Corp. | Method of forming opening in wafer layer |
JP3406302B2 (ja) | 2001-01-16 | 2003-05-12 | 株式会社半導体先端テクノロジーズ | 微細パターンの形成方法、半導体装置の製造方法および半導体装置 |
US6740594B2 (en) | 2001-05-31 | 2004-05-25 | Infineon Technologies Ag | Method for removing carbon-containing polysilane from a semiconductor without stripping |
US6960806B2 (en) * | 2001-06-21 | 2005-11-01 | International Business Machines Corporation | Double gated vertical transistor with different first and second gate materials |
US6522584B1 (en) | 2001-08-02 | 2003-02-18 | Micron Technology, Inc. | Programming methods for multi-level flash EEPROMs |
US6744094B2 (en) | 2001-08-24 | 2004-06-01 | Micron Technology Inc. | Floating gate transistor with horizontal gate layers stacked next to vertical body |
TW497138B (en) * | 2001-08-28 | 2002-08-01 | Winbond Electronics Corp | Method for improving consistency of critical dimension |
DE10142590A1 (de) | 2001-08-31 | 2003-04-03 | Infineon Technologies Ag | Verfahren zur Seitenwandverstärkung von Resiststrukturen und zur Herstellung von Strukturen mit reduzierter Strukturgröße |
US7045383B2 (en) * | 2001-09-19 | 2006-05-16 | BAE Systems Information and Ovonyx, Inc | Method for making tapered opening for programmable resistance memory element |
JP4969001B2 (ja) * | 2001-09-20 | 2012-07-04 | 株式会社半導体エネルギー研究所 | 半導体装置及びその作製方法 |
JP2003133437A (ja) * | 2001-10-24 | 2003-05-09 | Hitachi Ltd | 半導体装置の製造方法および半導体装置 |
US7226853B2 (en) | 2001-12-26 | 2007-06-05 | Applied Materials, Inc. | Method of forming a dual damascene structure utilizing a three layer hard mask structure |
TW576864B (en) * | 2001-12-28 | 2004-02-21 | Toshiba Corp | Method for manufacturing a light-emitting device |
US6638441B2 (en) * | 2002-01-07 | 2003-10-28 | Macronix International Co., Ltd. | Method for pitch reduction |
DE10207131B4 (de) | 2002-02-20 | 2007-12-20 | Infineon Technologies Ag | Verfahren zur Bildung einer Hartmaske in einer Schicht auf einer flachen Scheibe |
US6620715B1 (en) | 2002-03-29 | 2003-09-16 | Cypress Semiconductor Corp. | Method for forming sub-critical dimension structures in an integrated circuit |
KR100428791B1 (ko) * | 2002-04-17 | 2004-04-28 | 삼성전자주식회사 | 저유전율 절연막을 이용한 듀얼 다마신 배선 형성방법 |
US6759180B2 (en) | 2002-04-23 | 2004-07-06 | Hewlett-Packard Development Company, L.P. | Method of fabricating sub-lithographic sized line and space patterns for nano-imprinting lithography |
US20030207584A1 (en) * | 2002-05-01 | 2003-11-06 | Swaminathan Sivakumar | Patterning tighter and looser pitch geometries |
US6951709B2 (en) * | 2002-05-03 | 2005-10-04 | Micron Technology, Inc. | Method of fabricating a semiconductor multilevel interconnect structure |
US6602779B1 (en) | 2002-05-13 | 2003-08-05 | Taiwan Semiconductor Manufacturing Co., Ltd | Method for forming low dielectric constant damascene structure while employing carbon doped silicon oxide planarizing stop layer |
US6703312B2 (en) | 2002-05-17 | 2004-03-09 | International Business Machines Corporation | Method of forming active devices of different gatelengths using lithographic printed gate images of same length |
JP4102112B2 (ja) * | 2002-06-06 | 2008-06-18 | 株式会社東芝 | 半導体装置及びその製造方法 |
US6818141B1 (en) | 2002-06-10 | 2004-11-16 | Advanced Micro Devices, Inc. | Application of the CVD bilayer ARC as a hard mask for definition of the subresolution trench features between polysilicon wordlines |
US6734107B2 (en) * | 2002-06-12 | 2004-05-11 | Macronix International Co., Ltd. | Pitch reduction in semiconductor fabrication |
US6559017B1 (en) | 2002-06-13 | 2003-05-06 | Advanced Micro Devices, Inc. | Method of using amorphous carbon as spacer material in a disposable spacer process |
KR100476924B1 (ko) | 2002-06-14 | 2005-03-17 | 삼성전자주식회사 | 반도체 장치의 미세 패턴 형성 방법 |
US6924191B2 (en) | 2002-06-20 | 2005-08-02 | Applied Materials, Inc. | Method for fabricating a gate structure of a field effect transistor |
WO2004003977A2 (en) * | 2002-06-27 | 2004-01-08 | Advanced Micro Devices, Inc. | Method of defining the dimensions of circuit elements by using spacer deposition techniques |
US6664154B1 (en) * | 2002-06-28 | 2003-12-16 | Advanced Micro Devices, Inc. | Method of using amorphous carbon film as a sacrificial layer in replacement gate integration processes |
US6835663B2 (en) * | 2002-06-28 | 2004-12-28 | Infineon Technologies Ag | Hardmask of amorphous carbon-hydrogen (a-C:H) layers with tunable etch resistivity |
US6689695B1 (en) | 2002-06-28 | 2004-02-10 | Taiwan Semiconductor Manufacturing Company | Multi-purpose composite mask for dual damascene patterning |
US6500756B1 (en) | 2002-06-28 | 2002-12-31 | Advanced Micro Devices, Inc. | Method of forming sub-lithographic spaces between polysilicon lines |
US20040018738A1 (en) * | 2002-07-22 | 2004-01-29 | Wei Liu | Method for fabricating a notch gate structure of a field effect transistor |
US6913871B2 (en) | 2002-07-23 | 2005-07-05 | Intel Corporation | Fabricating sub-resolution structures in planar lightwave devices |
US6800930B2 (en) * | 2002-07-31 | 2004-10-05 | Micron Technology, Inc. | Semiconductor dice having back side redistribution layer accessed using through-silicon vias, and assemblies |
US6764949B2 (en) * | 2002-07-31 | 2004-07-20 | Advanced Micro Devices, Inc. | Method for reducing pattern deformation and photoresist poisoning in semiconductor device fabrication |
US6673684B1 (en) * | 2002-07-31 | 2004-01-06 | Advanced Micro Devices, Inc. | Use of diamond as a hard mask material |
US6939808B2 (en) | 2002-08-02 | 2005-09-06 | Applied Materials, Inc. | Undoped and fluorinated amorphous carbon film as pattern mask for metal etch |
KR100480610B1 (ko) | 2002-08-09 | 2005-03-31 | 삼성전자주식회사 | 실리콘 산화막을 이용한 미세 패턴 형성방법 |
US6566280B1 (en) * | 2002-08-26 | 2003-05-20 | Intel Corporation | Forming polymer features on a substrate |
US6794699B2 (en) * | 2002-08-29 | 2004-09-21 | Micron Technology Inc | Annular gate and technique for fabricating an annular gate |
US7205598B2 (en) * | 2002-08-29 | 2007-04-17 | Micron Technology, Inc. | Random access memory device utilizing a vertically oriented select transistor |
US6756284B2 (en) | 2002-09-18 | 2004-06-29 | Silicon Storage Technology, Inc. | Method for forming a sublithographic opening in a semiconductor process |
JP4058327B2 (ja) * | 2002-10-18 | 2008-03-05 | 富士通株式会社 | 半導体装置の製造方法 |
US6706571B1 (en) | 2002-10-22 | 2004-03-16 | Advanced Micro Devices, Inc. | Method for forming multiple structures in a semiconductor device |
JP4034164B2 (ja) | 2002-10-28 | 2008-01-16 | 富士通株式会社 | 微細パターンの作製方法及び半導体装置の製造方法 |
US6888755B2 (en) * | 2002-10-28 | 2005-05-03 | Sandisk Corporation | Flash memory cell arrays having dual control gates per memory cell charge storage element |
US7119020B2 (en) | 2002-12-04 | 2006-10-10 | Matsushita Electric Industrial Co., Ltd. | Method for fabricating semiconductor device |
US6686245B1 (en) * | 2002-12-20 | 2004-02-03 | Motorola, Inc. | Vertical MOSFET with asymmetric gate structure |
US6916594B2 (en) | 2002-12-30 | 2005-07-12 | Hynix Semiconductor Inc. | Overcoating composition for photoresist and method for forming photoresist pattern using the same |
US7015124B1 (en) | 2003-04-28 | 2006-03-21 | Advanced Micro Devices, Inc. | Use of amorphous carbon for gate patterning |
US6773998B1 (en) * | 2003-05-20 | 2004-08-10 | Advanced Micro Devices, Inc. | Modified film stack and patterning strategy for stress compensation and prevention of pattern distortion in amorphous carbon gate patterning |
JP4578785B2 (ja) * | 2003-05-21 | 2010-11-10 | ルネサスエレクトロニクス株式会社 | 半導体装置の製造方法 |
US7291878B2 (en) * | 2003-06-03 | 2007-11-06 | Hitachi Global Storage Technologies Netherlands B.V. | Ultra low-cost solid-state memory |
US6835662B1 (en) | 2003-07-14 | 2004-12-28 | Advanced Micro Devices, Inc. | Partially de-coupled core and periphery gate module process |
DE10345455A1 (de) | 2003-09-30 | 2005-05-04 | Infineon Technologies Ag | Verfahren zum Erzeugen einer Hartmaske und Hartmasken-Anordnung |
KR100536801B1 (ko) * | 2003-10-01 | 2005-12-14 | 동부아남반도체 주식회사 | 반도체 소자 및 그 제조 방법 |
TWI220560B (en) * | 2003-10-27 | 2004-08-21 | Powerchip Semiconductor Corp | NAND flash memory cell architecture, NAND flash memory cell array, manufacturing method and operating method of the same |
US6867116B1 (en) * | 2003-11-10 | 2005-03-15 | Macronix International Co., Ltd. | Fabrication method of sub-resolution pitch for integrated circuits |
JP2005150333A (ja) * | 2003-11-14 | 2005-06-09 | Sony Corp | 半導体装置の製造方法 |
KR100554514B1 (ko) | 2003-12-26 | 2006-03-03 | 삼성전자주식회사 | 반도체 장치에서 패턴 형성 방법 및 이를 이용한 게이트형성방법. |
US6998332B2 (en) * | 2004-01-08 | 2006-02-14 | International Business Machines Corporation | Method of independent P and N gate length control of FET device made by sidewall image transfer technique |
US6875703B1 (en) * | 2004-01-20 | 2005-04-05 | International Business Machines Corporation | Method for forming quadruple density sidewall image transfer (SIT) structures |
US7372091B2 (en) * | 2004-01-27 | 2008-05-13 | Micron Technology, Inc. | Selective epitaxy vertical integrated circuit components |
US7064078B2 (en) * | 2004-01-30 | 2006-06-20 | Applied Materials | Techniques for the use of amorphous carbon (APF) for various etch and litho integration scheme |
WO2005094231A2 (en) | 2004-03-19 | 2005-10-13 | The Regents Of The University Of California | Methods for fabrication of positional and compositionally controlled nanostructures on substrate |
US7153780B2 (en) * | 2004-03-24 | 2006-12-26 | Intel Corporation | Method and apparatus for self-aligned MOS patterning |
US7098105B2 (en) | 2004-05-26 | 2006-08-29 | Micron Technology, Inc. | Methods for forming semiconductor structures |
US6955961B1 (en) * | 2004-05-27 | 2005-10-18 | Macronix International Co., Ltd. | Method for defining a minimum pitch in an integrated circuit beyond photolithographic resolution |
US7183205B2 (en) * | 2004-06-08 | 2007-02-27 | Macronix International Co., Ltd. | Method of pitch dimension shrinkage |
JP4543767B2 (ja) * | 2004-06-10 | 2010-09-15 | 株式会社ニコン | 露光装置及びデバイス製造方法 |
US7473644B2 (en) * | 2004-07-01 | 2009-01-06 | Micron Technology, Inc. | Method for forming controlled geometry hardmasks including subresolution elements |
US7074666B2 (en) * | 2004-07-28 | 2006-07-11 | International Business Machines Corporation | Borderless contact structures |
KR100704470B1 (ko) * | 2004-07-29 | 2007-04-10 | 주식회사 하이닉스반도체 | 비결정성 탄소막을 희생 하드마스크로 이용하는반도체소자 제조 방법 |
US7151040B2 (en) | 2004-08-31 | 2006-12-19 | Micron Technology, Inc. | Methods for increasing photo alignment margins |
US7175944B2 (en) | 2004-08-31 | 2007-02-13 | Micron Technology, Inc. | Prevention of photoresist scumming |
US7910288B2 (en) | 2004-09-01 | 2011-03-22 | Micron Technology, Inc. | Mask material conversion |
US7442976B2 (en) | 2004-09-01 | 2008-10-28 | Micron Technology, Inc. | DRAM cells with vertical transistors |
US7115525B2 (en) | 2004-09-02 | 2006-10-03 | Micron Technology, Inc. | Method for integrated circuit fabrication using pitch multiplication |
US7655387B2 (en) | 2004-09-02 | 2010-02-02 | Micron Technology, Inc. | Method to align mask patterns |
KR100614651B1 (ko) * | 2004-10-11 | 2006-08-22 | 삼성전자주식회사 | 회로 패턴의 노광을 위한 장치 및 방법, 사용되는포토마스크 및 그 설계 방법, 그리고 조명계 및 그 구현방법 |
US7176130B2 (en) * | 2004-11-12 | 2007-02-13 | Freescale Semiconductor, Inc. | Plasma treatment for surface of semiconductor device |
US7208379B2 (en) | 2004-11-29 | 2007-04-24 | Texas Instruments Incorporated | Pitch multiplication process |
US7298004B2 (en) * | 2004-11-30 | 2007-11-20 | Infineon Technologies Ag | Charge-trapping memory cell and method for production |
KR100596795B1 (ko) * | 2004-12-16 | 2006-07-05 | 주식회사 하이닉스반도체 | 반도체 소자의 캐패시터 및 그 형성방법 |
US7271107B2 (en) * | 2005-02-03 | 2007-09-18 | Lam Research Corporation | Reduction of feature critical dimensions using multiple masks |
KR100787352B1 (ko) | 2005-02-23 | 2007-12-18 | 주식회사 하이닉스반도체 | 하드마스크용 조성물 및 이를 이용한 반도체 소자의 패턴형성 방법 |
US7253118B2 (en) * | 2005-03-15 | 2007-08-07 | Micron Technology, Inc. | Pitch reduced patterns relative to photolithography features |
US7390746B2 (en) * | 2005-03-15 | 2008-06-24 | Micron Technology, Inc. | Multiple deposition for integration of spacers in pitch multiplication process |
US7611944B2 (en) * | 2005-03-28 | 2009-11-03 | Micron Technology, Inc. | Integrated circuit fabrication |
KR100640639B1 (ko) * | 2005-04-19 | 2006-10-31 | 삼성전자주식회사 | 미세콘택을 포함하는 반도체소자 및 그 제조방법 |
US7429536B2 (en) * | 2005-05-23 | 2008-09-30 | Micron Technology, Inc. | Methods for forming arrays of small, closely spaced features |
US7547599B2 (en) | 2005-05-26 | 2009-06-16 | Micron Technology, Inc. | Multi-state memory cell |
US7560390B2 (en) | 2005-06-02 | 2009-07-14 | Micron Technology, Inc. | Multiple spacer steps for pitch multiplication |
US7396781B2 (en) | 2005-06-09 | 2008-07-08 | Micron Technology, Inc. | Method and apparatus for adjusting feature size and position |
JP2006351861A (ja) * | 2005-06-16 | 2006-12-28 | Toshiba Corp | 半導体装置の製造方法 |
US7413981B2 (en) * | 2005-07-29 | 2008-08-19 | Micron Technology, Inc. | Pitch doubled circuit layout |
US7291560B2 (en) | 2005-08-01 | 2007-11-06 | Infineon Technologies Ag | Method of production pitch fractionizations in semiconductor technology |
US7816262B2 (en) * | 2005-08-30 | 2010-10-19 | Micron Technology, Inc. | Method and algorithm for random half pitched interconnect layout with constant spacing |
US7829262B2 (en) | 2005-08-31 | 2010-11-09 | Micron Technology, Inc. | Method of forming pitch multipled contacts |
US7776744B2 (en) * | 2005-09-01 | 2010-08-17 | Micron Technology, Inc. | Pitch multiplication spacers and methods of forming the same |
US7572572B2 (en) * | 2005-09-01 | 2009-08-11 | Micron Technology, Inc. | Methods for forming arrays of small, closely spaced features |
US7759197B2 (en) * | 2005-09-01 | 2010-07-20 | Micron Technology, Inc. | Method of forming isolated features using pitch multiplication |
US7393789B2 (en) * | 2005-09-01 | 2008-07-01 | Micron Technology, Inc. | Protective coating for planarization |
US7687342B2 (en) * | 2005-09-01 | 2010-03-30 | Micron Technology, Inc. | Method of manufacturing a memory device |
US7244638B2 (en) * | 2005-09-30 | 2007-07-17 | Infineon Technologies Ag | Semiconductor memory device and method of production |
KR101200938B1 (ko) | 2005-09-30 | 2012-11-13 | 삼성전자주식회사 | 반도체 장치의 패턴 형성 방법 |
KR100672123B1 (ko) * | 2006-02-02 | 2007-01-19 | 주식회사 하이닉스반도체 | 반도체 소자의 미세 패턴 형성방법 |
US20070210449A1 (en) * | 2006-03-07 | 2007-09-13 | Dirk Caspary | Memory device and an array of conductive lines and methods of making the same |
US7351666B2 (en) * | 2006-03-17 | 2008-04-01 | International Business Machines Corporation | Layout and process to contact sub-lithographic structures |
US7537866B2 (en) | 2006-05-24 | 2009-05-26 | Synopsys, Inc. | Patterning a single integrated circuit layer using multiple masks and multiple masking layers |
US7825460B2 (en) * | 2006-09-06 | 2010-11-02 | International Business Machines Corporation | Vertical field effect transistor arrays and methods for fabrication thereof |
US20080292991A1 (en) | 2007-05-24 | 2008-11-27 | Advanced Micro Devices, Inc. | High fidelity multiple resist patterning |
US7851135B2 (en) | 2007-11-30 | 2010-12-14 | Hynix Semiconductor Inc. | Method of forming an etching mask pattern from developed negative and positive photoresist layers |
-
2005
- 2005-08-31 US US11/215,982 patent/US7829262B2/en active Active
-
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- 2006-08-21 EP EP06790026A patent/EP1929508A2/en not_active Withdrawn
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- 2010-09-30 US US12/894,633 patent/US8426118B2/en active Active
-
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- 2013-03-28 US US13/852,275 patent/US8609324B2/en active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20020127810A1 (en) * | 2000-05-29 | 2002-09-12 | Fujitsu Limited | Semiconductor device and method for fabricating the same |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20180113200A (ko) * | 2016-02-02 | 2018-10-15 | 도쿄엘렉트론가부시키가이샤 | 선택적 증착을 이용한 금속 및 비아의 자기 정렬 |
KR102142795B1 (ko) | 2016-02-02 | 2020-09-14 | 도쿄엘렉트론가부시키가이샤 | 선택적 증착을 이용한 금속 및 비아의 자기 정렬 |
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US20110014574A1 (en) | 2011-01-20 |
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US8609324B2 (en) | 2013-12-17 |
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