KR100322262B1 - 반도체기판에서의 소형화된 접촉 및 이를 형성하는 방법 - Google Patents
반도체기판에서의 소형화된 접촉 및 이를 형성하는 방법 Download PDFInfo
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- KR100322262B1 KR100322262B1 KR1019990013134A KR19990013134A KR100322262B1 KR 100322262 B1 KR100322262 B1 KR 100322262B1 KR 1019990013134 A KR1019990013134 A KR 1019990013134A KR 19990013134 A KR19990013134 A KR 19990013134A KR 100322262 B1 KR100322262 B1 KR 100322262B1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/18—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76877—Filling of holes, grooves or trenches, e.g. vias, with conductive material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76802—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing by forming openings in dielectrics
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76801—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing
- H01L21/76829—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers
- H01L21/76831—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the dielectrics, e.g. smoothing characterised by the formation of thin functional dielectric layers, e.g. dielectric etch-stop, barrier, capping or liner layers in via holes or trenches, e.g. non-conductive sidewall liners
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76897—Formation of self-aligned vias or contact plugs, i.e. involving a lithographically uncritical step
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/5226—Via connections in a multilevel interconnection structure
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Electrodes Of Semiconductors (AREA)
Abstract
Description
Claims (10)
- 반도체기판에서의 소형화된 접촉(contact)에 있어서,상기 반도체기판의 표면에 형성된 확산층;상기 확산층을 덮는 층간막;상기 층간막 이내에 매립된 복수개의 하부배선들;상기 층간막 상에 배치된 상부배선;상기 층간막을 관통하여 상기 확산층을 상기 상부배선과 연결시키고, 상기 하부배선들 간의 공간간격과 동등한 개구 직경을 갖는 접촉홀;상기 접촉홀 이내에서 그 바닥으로부터 상기 하부배선들의 그것보다 낮은 높이까지만 배치된 제 1매립전도체;상기 제 1매립전도체 위로 상기 접촉홀의 측벽 상에 배치된 측벽절연체; 및상기 접촉홀 이내에서 상기 상부배선과 접촉하기에 충분한 높이까지 상기 제 1매립전도체 상에 배치된 제 2매립전도체를 포함하는 반도체기판에서의 소형화된 접촉.
- 제 1항에 있어서, 상기 제 1매립전도체는 폴리실리콘(polysilicon)으로 구성된 반도체기판에서의 소형화된 접촉.
- 제 1항에 있어서, 상기 제 1매립전도체는 금속규화물(metal silicide) 및 내화금속(refractory metal) 중의 하나로 구성된 반도체기판에서의 소형화된 접촉.
- 제 1항에 있어서, 상기 제 2매립전도체는 폴리실리콘으로 구성된 반도체기판에서의 소형화된 접촉.
- 반도체기판에서의 소형화된 접촉에 있어서,상기 반도체기판의 표면에 형성된 확산층;상기 확산층을 덮는 층간막;상기 층간막 이내에 매립된 복수개의 하부배선들;상기 층간막 상에 배치된 상부배선;상기 층간막을 관통하여 상기 확산층을 상기 상부배선과 연결시켜, 상기 하부배선들 간의 공간간격과 동등한 개구직경을 갖는 접촉홀;상기 접촉홀 이내에서 그 바닥으로부터 상기 하부배선들의 그것보다 낮은 높이까지만 배치된 제1매립전도체;상기 제1매립전도체 위로 상기 접촉홀의 측벽상에 배치된 측벽절연체; 및상기 접촉홀내에서 상기 상부배선과 접촉하기에 충분한 높이까지 상기 제1매립전도체 상에 배치된 단층배선을 포함하는 반도체기판에서의 소형화된 접촉.
- 반도체기판의 표면에 형성되는 확산층;상기 확산층을 덮도록 상기 반도체기판 상에 배치된 층간막;상기 층간막 이내에 매립된 복수개의 하부배선들; 및상기 층간막 상에 배치된 상부배선을 포함하는 반도체기판에서의 소형화된 접촉을 형성하는 방법에 있어서,상기 층간막을 관통하여 상기 확산층을 상기 상부배선과 연결시키고 상기 하부배선들 간의 공간간격과 동등한 개구직경을 갖는 접촉홀을 개구하는 단계;상기 층간막을 덮는 제 1전도체를 형성하여, 상기 제 1전도체로 상기 접촉홀을 채우는 단계;상기 접촉홀의 바닥으로부터 상기 하부배선들의 그것보다 낮은 높이까지만 배치된 상기 제 1전도체의 일부를 남기기 위해 상기 제 1전도체를 에치백(etchback)하고, 상기 제 1전도체의 상기 일부는 제 1매립전도체를 형성하는 단계;상기 제 1매립전도체를 형성한 이후에 상기 제 1매립전도체 위로 상기 접촉홀의 측벽상에 측벽절연체를 형성하는 단계;상기 층간막을 덮는 제 2전도체를 형성하여, 상기 제 2전도체가 상기 제 1매립전도체와 접촉하게 하는 단계;상기 접촉홀내 이내에서만 상기 제 2전도체의 일부가 남아있게 상기 제 2전도체를 에치백하여 상기 제 2전도체의 상기 일부는 제 2매립전도체를 형성하는 단계; 및상기 제 2매립전도체를 연결하는 상부배선을 형성하는 단계를 포함하는 방법.
- 제 6항에 있어서, 상기 제 1매립전도체는 폴리실리콘으로 구성된 방법.
- 제 6항에 있어서, 상기 제 1매립전도체는 금속규화물 또는 내화금속으로 구성된 방법.
- 제 6항에 있어서, 상기 제 2매립전도체는 폴리실리콘으로 구성된 방법.
- 반도체기판의 표면에 형성된 확산층;상기 확산층을 덮도록 상기 반도체기판상에 배치된 층간막;상기 층간막 이내에 매립된 복수개의 하부배선들; 및상기 층간막 상에 배치된 상부배선을 포함하는 반도체기판에서의 소형화된 접촉을 형성하는 방법은,상기 층간막을 관통하여 상기 확산층을 상기 상부배선과 연결시키고, 상기 하부배선들간의 공간간격과 동등한 개구직경을 갖는 접촉홀을 개구하는 단계;상기 층간막을 덮는 제1전도체를 형성하여, 상기 제1전도체로 상기 접촉홀을 채우는 단계;상기 접촉홀의 바닥으로부터 상기 하부배선들의 그것보다 낮은 높이까지만 배치된 제1전도체의 일부를 남기기 위해 상기 제1전도체를 에치백하고, 상기 제1전도체의 상기 일부는 제1매립전도체를 형성하는 단계;상기 제1매립전도체를 형성한 이후에 상기 제1매립전도체 위로 상기 접촉홀의 측벽상에 측벽절연체를 형성하는 단계;상기 층간막을 덮는 단층배선을 형성하여, 상기 제2전도체가 상기 제1매립전도체와 접촉하게 하는 단계;상기 접촉홀 이내에서만 상기 단층배선의 일부가 남아있게 상기 단층배선을 에치백하여 상기 단층배선의 상기 일부는 단층배선을 형성하는 단계; 및상기 단층배선을 연결하는 상부배선을 형성하는 단계를 포함하는 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP10106312A JP3114864B2 (ja) | 1998-04-16 | 1998-04-16 | 半導体基板における微細コンタクトおよびその形成方法 |
JP10-106312 | 1998-04-16 |
Publications (2)
Publication Number | Publication Date |
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KR19990083188A KR19990083188A (ko) | 1999-11-25 |
KR100322262B1 true KR100322262B1 (ko) | 2002-02-07 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1019990013134A KR100322262B1 (ko) | 1998-04-16 | 1999-04-14 | 반도체기판에서의 소형화된 접촉 및 이를 형성하는 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US6184584B1 (ko) |
JP (1) | JP3114864B2 (ko) |
KR (1) | KR100322262B1 (ko) |
CN (1) | CN1110084C (ko) |
Families Citing this family (17)
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KR100403326B1 (ko) * | 1999-12-28 | 2003-10-30 | 주식회사 하이닉스반도체 | 반도체소자의 제조방법 |
JP3626058B2 (ja) * | 2000-01-25 | 2005-03-02 | Necエレクトロニクス株式会社 | 半導体装置の製造方法 |
JP2001358214A (ja) * | 2000-06-15 | 2001-12-26 | Mitsubishi Electric Corp | 半導体装置および半導体装置の製造方法 |
US6468889B1 (en) * | 2000-08-08 | 2002-10-22 | Advanced Micro Devices, Inc. | Backside contact for integrated circuit and method of forming same |
US6861757B2 (en) * | 2001-09-03 | 2005-03-01 | Nec Corporation | Interconnecting substrate for carrying semiconductor device, method of producing thereof and package of semiconductor device |
US6930040B2 (en) * | 2003-10-22 | 2005-08-16 | Taiwan Semiconductor Manufacturing Company, Ltd. | Method of forming a contact on a silicon-on-insulator wafer |
KR100666377B1 (ko) * | 2005-08-02 | 2007-01-09 | 삼성전자주식회사 | 패드 구조물, 이의 형성 방법, 이를 포함하는 반도체 장치및 그 제조 방법 |
US7888798B2 (en) * | 2007-05-16 | 2011-02-15 | Samsung Electronics Co., Ltd. | Semiconductor devices including interlayer conductive contacts and methods of forming the same |
KR20100001700A (ko) * | 2008-06-27 | 2010-01-06 | 삼성전자주식회사 | 반도체 소자 및 그 제조 방법 |
DE102011104305A1 (de) * | 2011-06-16 | 2012-12-20 | Austriamicrosystems Ag | Herstellungsverfahren für ein Halbleiterbauelement mit einer Leiterschicht im Halbleiterkörper und Halbleiterbauelement |
JP2014082279A (ja) | 2012-10-15 | 2014-05-08 | Panasonic Corp | 不揮発性記憶装置及びその製造方法 |
US9105636B2 (en) | 2013-08-26 | 2015-08-11 | Micron Technology, Inc. | Semiconductor constructions and methods of forming electrically conductive contacts |
US10515896B2 (en) * | 2017-08-31 | 2019-12-24 | Taiwan Semiconductor Manufacturing Co., Ltd. | Interconnect structure for semiconductor device and methods of fabrication thereof |
WO2019193463A1 (ja) * | 2018-04-04 | 2019-10-10 | 株式会社半導体エネルギー研究所 | 半導体装置、および半導体装置の作製方法 |
CN109273500A (zh) | 2018-09-21 | 2019-01-25 | 京东方科技集团股份有限公司 | 一种oled显示基板、显示装置和制作方法 |
WO2021033572A1 (ja) * | 2019-08-21 | 2021-02-25 | 東京エレクトロン株式会社 | 半導体装置の製造方法、半導体装置、および製造システム |
US20230343697A1 (en) * | 2022-04-20 | 2023-10-26 | Samsung Electronics Co., Ltd. | Semiconductor device including spacer via structure and method of manufacturing the same |
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1998
- 1998-04-16 JP JP10106312A patent/JP3114864B2/ja not_active Expired - Fee Related
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1999
- 1999-04-14 US US09/291,872 patent/US6184584B1/en not_active Expired - Fee Related
- 1999-04-14 KR KR1019990013134A patent/KR100322262B1/ko not_active IP Right Cessation
- 1999-04-16 CN CN99105795A patent/CN1110084C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN1232292A (zh) | 1999-10-20 |
KR19990083188A (ko) | 1999-11-25 |
JPH11297819A (ja) | 1999-10-29 |
US6184584B1 (en) | 2001-02-06 |
JP3114864B2 (ja) | 2000-12-04 |
CN1110084C (zh) | 2003-05-28 |
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