KR20020052945A - 반도체 장치 및 그 제조 방법 - Google Patents
반도체 장치 및 그 제조 방법 Download PDFInfo
- Publication number
- KR20020052945A KR20020052945A KR1020010081684A KR20010081684A KR20020052945A KR 20020052945 A KR20020052945 A KR 20020052945A KR 1020010081684 A KR1020010081684 A KR 1020010081684A KR 20010081684 A KR20010081684 A KR 20010081684A KR 20020052945 A KR20020052945 A KR 20020052945A
- Authority
- KR
- South Korea
- Prior art keywords
- film
- electrode
- storage electrode
- insulating film
- heat treatment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
- H10B12/31—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/01—Manufacture or treatment
- H10D1/041—Manufacture or treatment of capacitors having no potential barriers
- H10D1/042—Manufacture or treatment of capacitors having no potential barriers using deposition processes to form electrode extensions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
- H10D1/692—Electrodes
- H10D1/711—Electrodes having non-planar surfaces, e.g. formed by texturisation
- H10D1/716—Electrodes having non-planar surfaces, e.g. formed by texturisation having vertical extensions
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/03—Making the capacitor or connections thereto
- H10B12/033—Making the capacitor or connections thereto the capacitor extending over the transistor
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/01—Manufacture or treatment
- H10B12/09—Manufacture or treatment with simultaneous manufacture of the peripheral circuit region and memory cells
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
- H10B12/30—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells
- H10B12/31—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor
- H10B12/315—DRAM devices comprising one-transistor - one-capacitor [1T-1C] memory cells having a storage electrode stacked over the transistor with the capacitor higher than a bit line
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
- H10D1/682—Capacitors having no potential barriers having dielectrics comprising perovskite structures
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10P—GENERIC PROCESSES OR APPARATUS FOR THE MANUFACTURE OR TREATMENT OF DEVICES COVERED BY CLASS H10
- H10P14/00—Formation of materials, e.g. in the shape of layers or pillars
- H10P14/60—Formation of materials, e.g. in the shape of layers or pillars of insulating materials
- H10P14/63—Formation of materials, e.g. in the shape of layers or pillars of insulating materials characterised by the formation processes
- H10P14/6326—Deposition processes
- H10P14/6328—Deposition from the gas or vapour phase
Landscapes
- Semiconductor Memories (AREA)
Abstract
Description
Claims (10)
- 반도체 기판 상에 형성되어, 축적 전극과, 상기 축적 전극 상에 형성된 커패시터 유전체막과, 상기 커패시터 유전체막 상에 형성된 플레이트 전극으로 이루어진 커패시터를 갖는 반도체 장치로서,상기 축적 전극은 상단부가 둥글게 되어 있고, 상기 상단부의 두께가 다른 영역의 두께보다 두꺼운 것을 특징으로 하는 반도체 장치.
- 제 1 항에 있어서,상기 축적 전극은 상기 상단부로 향할수록 두께가 두껍게 되어 있는 것을 특징으로 하는 반도체 장치.
- 제 1 항 또는 제 2 항에 있어서,상기 축적 전극은 측면부가 테이퍼 각도를 갖고, 상기 상단부로 향할수록 외주가 넓어져 있는 것을 특징으로 하는 반도체 장치.
- 제 1 항 또는 제 2 항에 있어서,상기 축적 전극은 원통형상을 갖는 것을 특징으로 하는 반도체 장치.
- 제 4 항에 있어서,상기 축적 전극은 내측면과 저면 사이의 경계 부분이 둥글게 되어 있는 것을 특징으로 하는 반도체 장치.
- 반도체 기판 상에 절연막을 형성하는 공정과,상기 절연막에 개구부를 형성하는 공정과,상기 반도체 기판에 전기적으로 접속되어, 상기 개구부 내에 형성된 축적 전극을 형성하는 공정과,상기 축적 전극의 상단부를 둥글게 하기 위한 열처리를 실행하는 공정과,상기 축적 전극 상에 커패시터 유전체막을 형성하는 공정과,상기 커패시터 유전체막 상에 플레이트 전극을 형성하는 공정을 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 6 항에 있어서,상기 축적 전극을 형성하는 공정 후에 상기 절연막을 제거하는 공정을 더 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 6 항 또는 제 7 항에 있어서,상기 축적 전극을 형성하는 공정에서는, 상기 개구부가 적어도 상기 측면을 따라 형성된 라이너막을 통해서 상기 축적 전극을 형성하는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 8 항에 있어서,상기 열처리를 실행하는 공정 전에, 상기 절연막의 표면측으로부터 소정의 양만큼 상기 라이너막을 에칭하는 공정을 더 갖는 것을 특징으로 하는 반도체 장치의 제조 방법.
- 제 6 항 또는 제 7 항에 있어서,상기 축적 전극을 형성하는 공정에서는 상기 개구부의 측면 및 바닥부를 따라 형성된 원통형상의 상기 축적 전극을 형성하는 것을 특징으로 하는 반도체 장치의 제조 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2000-00394492 | 2000-12-26 | ||
| JP2000394492A JP4223189B2 (ja) | 2000-12-26 | 2000-12-26 | 半導体装置及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20020052945A true KR20020052945A (ko) | 2002-07-04 |
| KR100695547B1 KR100695547B1 (ko) | 2007-03-15 |
Family
ID=18860114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020010081684A Expired - Fee Related KR100695547B1 (ko) | 2000-12-26 | 2001-12-20 | 반도체 장치 및 그 제조 방법 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6924526B2 (ko) |
| JP (1) | JP4223189B2 (ko) |
| KR (1) | KR100695547B1 (ko) |
| TW (1) | TW516217B (ko) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4543357B2 (ja) * | 2001-01-19 | 2010-09-15 | エルピーダメモリ株式会社 | 半導体装置の製造方法 |
| JP2002319636A (ja) * | 2001-02-19 | 2002-10-31 | Nec Corp | 半導体記憶装置及びその製造方法 |
| KR100773537B1 (ko) * | 2003-06-03 | 2007-11-07 | 삼성전자주식회사 | 한 개의 스위칭 소자와 한 개의 저항체를 포함하는비휘발성 메모리 장치 및 그 제조 방법 |
| JP2005032800A (ja) * | 2003-07-08 | 2005-02-03 | Renesas Technology Corp | 半導体装置の製造方法 |
| JP3913203B2 (ja) | 2003-08-28 | 2007-05-09 | 松下電器産業株式会社 | 半導体装置 |
| US7582901B2 (en) * | 2004-03-26 | 2009-09-01 | Hitachi, Ltd. | Semiconductor device comprising metal insulator metal (MIM) capacitor |
| KR101051704B1 (ko) * | 2004-04-28 | 2011-07-25 | 삼성전자주식회사 | 저항 구배를 지닌 다층막을 이용한 메모리 소자 |
| KR100533959B1 (ko) * | 2004-06-30 | 2005-12-06 | 삼성전자주식회사 | 반도체 장치 제조 방법 |
| KR100599098B1 (ko) * | 2004-08-26 | 2006-07-12 | 삼성전자주식회사 | 커패시터의 제조 방법 |
| KR100682926B1 (ko) * | 2005-01-31 | 2007-02-15 | 삼성전자주식회사 | 저항체를 이용한 비휘발성 메모리 소자 및 그 제조방법 |
| KR100717279B1 (ko) * | 2005-08-08 | 2007-05-15 | 삼성전자주식회사 | 마스크롬 소자 및 그 형성 방법 |
| KR100809324B1 (ko) * | 2006-02-07 | 2008-03-05 | 삼성전자주식회사 | 반도체 소자 및 그 제조 방법 |
| EP2018660B1 (en) * | 2006-05-02 | 2020-03-25 | Murata Integrated Passive Solutions | Electric device comprising an electrode with enhanced stability |
| KR100716641B1 (ko) | 2006-06-29 | 2007-05-09 | 주식회사 하이닉스반도체 | 비정질카본층을 이용한 실린더형 캐패시터 제조 방법 |
| JP2009032808A (ja) * | 2007-07-25 | 2009-02-12 | Toshiba Corp | 半導体装置 |
| JP2010177257A (ja) * | 2009-01-27 | 2010-08-12 | Panasonic Corp | 半導体装置及びその製造方法 |
| JP2015053337A (ja) | 2013-09-05 | 2015-03-19 | マイクロン テクノロジー, インク. | 半導体装置及びその製造方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2633650B2 (ja) * | 1988-09-30 | 1997-07-23 | 株式会社東芝 | 半導体記憶装置およびその製造方法 |
| US5108943A (en) * | 1991-01-02 | 1992-04-28 | Micron Technology, Inc. | Mushroom double stacked capacitor |
| JPH05110025A (ja) | 1991-10-18 | 1993-04-30 | Fujitsu Ltd | 半導体装置とその製造方法 |
| JPH05114711A (ja) | 1991-10-23 | 1993-05-07 | Fujitsu Ltd | 蓄積容量の形成方法 |
| JPH06151749A (ja) * | 1992-11-04 | 1994-05-31 | Mitsubishi Electric Corp | 半導体装置およびその製造方法 |
| JPH08181231A (ja) | 1994-12-27 | 1996-07-12 | Hitachi Ltd | 不揮発性半導体記憶装置及びその製造方法 |
| KR0171098B1 (ko) | 1995-12-19 | 1999-02-01 | 문정환 | 캐패시터 제조방법 |
| JPH1050949A (ja) | 1996-07-29 | 1998-02-20 | Hitachi Ltd | 半導体集積回路装置およびその製造方法 |
| JPH1154614A (ja) * | 1997-07-29 | 1999-02-26 | Toshiba Corp | 半導体装置及びその製造方法 |
| KR20000038514A (ko) * | 1998-12-08 | 2000-07-05 | 윤종용 | 누설 전류 특성이 개선된 디램 셀 캐패시터의제조 방법 |
| KR100319884B1 (ko) * | 1999-04-12 | 2002-01-10 | 윤종용 | 반도체소자의 커패시터 및 그 제조방법 |
| KR100317972B1 (ko) * | 1999-11-05 | 2001-12-24 | 윤종용 | 반도체 집적회로의 커패시터 제조방법 및 그에 의해제조된 커패시터 |
| KR20010069118A (ko) * | 2000-01-12 | 2001-07-23 | 윤종용 | 내면에 반구형 실리콘 돌기를 가지는 실린더형 캐패시터형성 방법 |
-
2000
- 2000-12-26 JP JP2000394492A patent/JP4223189B2/ja not_active Expired - Fee Related
-
2001
- 2001-12-19 US US10/020,951 patent/US6924526B2/en not_active Expired - Lifetime
- 2001-12-20 KR KR1020010081684A patent/KR100695547B1/ko not_active Expired - Fee Related
- 2001-12-24 TW TW090132044A patent/TW516217B/zh not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| US6924526B2 (en) | 2005-08-02 |
| JP2002198498A (ja) | 2002-07-12 |
| TW516217B (en) | 2003-01-01 |
| JP4223189B2 (ja) | 2009-02-12 |
| US20020079526A1 (en) | 2002-06-27 |
| KR100695547B1 (ko) | 2007-03-15 |
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