KR20080098681A - 로우 케이 스페이서를 사용하여 상호 연결 라인 대 라인 커패시턴스를 감소하는 방법 - Google Patents
로우 케이 스페이서를 사용하여 상호 연결 라인 대 라인 커패시턴스를 감소하는 방법 Download PDFInfo
- Publication number
- KR20080098681A KR20080098681A KR1020087023796A KR20087023796A KR20080098681A KR 20080098681 A KR20080098681 A KR 20080098681A KR 1020087023796 A KR1020087023796 A KR 1020087023796A KR 20087023796 A KR20087023796 A KR 20087023796A KR 20080098681 A KR20080098681 A KR 20080098681A
- Authority
- KR
- South Korea
- Prior art keywords
- layer
- etch stop
- conductive layer
- spacer
- conductive
- 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.)
- Ceased
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- H10P14/60—
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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
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
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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
- H01L21/76832—Multiple layers
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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
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
- H01L21/76849—Barrier, adhesion or liner layers formed in openings in a dielectric the layer being positioned on top of the main fill metal
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- H10D64/011—
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Abstract
Description
Claims (20)
- 제1 도전층(conductive layer);상기 제1 도전층 위에 배치된 덮개층(capping layer);상기 덮개층 위에 배치된 스페이서층(spacer layer); 및상기 스페이서층 위에 배치된 에칭 차단층(etch stop layer)을 포함하는 장치.
- 제1항에 있어서,상기 덮개층은 실질적으로 상기 제1 도전층 상에 배치된 장치.
- 제1항에 있어서,상기 덮개층의 단면 두께는 5nm 내지 100nm 범위에 속하는 장치.
- 제1항에 있어서,상기 스페이서층은 3.9 이하의 유전 상수를 가지는 장치.
- 제1항에 있어서,상기 스페이서층은 이산화 규소, 탄소 도핑 산화물, 질화 규소, 및 불소 도핑 산화물로 이루어진 그룹에서 선택되는 장치.
- 제1항에 있어서,상기 스페이서층의 단면 두께는 50nm 내지 100nm 범위에 속하는 장치.
- 제1항에 있어서,상기 에칭 차단층은 약 4.5 이상의 유전 상수를 가지는 장치.
- 제1항에 있어서,상기 에칭 차단층은 질화 규소, 탄소 도핑 질화 규소, 탄화 규소, 및 질소 도핑 탄화 규소로 이루어진 그룹에서 선택되는 장치.
- 제1항에 있어서,상기 에칭 차단층의 단면 두께는 7.5nm 내지 100nm 범위에 속하는 장치.
- 제1 도전층; 및상기 제1 도전층 상에 배치된 복합층(composite layer)을 포함하는 장치로서,상기 복합층은 제1 물질 및 제2 물질의 구배(gradient)를 포함하고,상기 제1 물질의 유전 상수는 상기 제2 물질의 유전 상수보다 작은,장치.
- 제10항에 있어서,상기 복합층의 상기 제1 물질부 일부는 상기 제1 도전층에 인접한 장치.
- 제10항에 있어서,상기 복합층은 실질적으로 동등한 분배의 상기 제1 물질 및 상기 제2 물질을 포함하는 장치.
- 제10항에 있어서,상기 제1 물질은 3.9 이하의 유전 상수를 갖고, 상기 제2 물질은 4.5 이상의 유전 상수를 갖는 장치.
- 제10항에 있어서,상기 복합층의 단면 두께는 대략 60nm인 장치.
- 유전 물질의 제1 영역에 제1 도전층을 형성하는 단계; 및상기 제1 도전층 상에 복합층을 형성하는 단계를 포함하며,상기 복합층은 제1 물질 및 제2 물질의 구배를 포함하는 방법.
- 제15항에 있어서,상기 도전층을 형성한 후, 그리고 상기 복합층을 형성하기 전에, 덮개층을 형성하는 단계를 더 포함하는 방법.
- 제15항에 있어서,상기 덮개층을 형성하는 단계는 무전해 증착 공정(electro-less deposition process)을 포함하는 방법.
- 제15항에 있어서,상기 제1 물질 및 상기 제2 물질은 화학적 증착 공정에 의해 형성되는 방법.
- 제15항에 있어서,상기 제1 물질 및 상기 제2 물질은 단일의 증착 챔버 내에서 형성되는 방법.
- 제15항에 있어서,상기 구배는 상기 제2 물질보다 더 큰 상기 제1 물질 부분을 포함하는, 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/394,913 | 2006-03-31 | ||
| US11/394,913 US20070238309A1 (en) | 2006-03-31 | 2006-03-31 | Method of reducing interconnect line to line capacitance by using a low k spacer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20080098681A true KR20080098681A (ko) | 2008-11-11 |
Family
ID=38575881
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020087023796A Ceased KR20080098681A (ko) | 2006-03-31 | 2007-03-29 | 로우 케이 스페이서를 사용하여 상호 연결 라인 대 라인 커패시턴스를 감소하는 방법 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20070238309A1 (ko) |
| KR (1) | KR20080098681A (ko) |
| CN (1) | CN101416285A (ko) |
| DE (1) | DE112007000752T5 (ko) |
| WO (1) | WO2007126911A1 (ko) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8222100B2 (en) * | 2010-01-15 | 2012-07-17 | International Business Machines Corporation | CMOS circuit with low-k spacer and stress liner |
| US20230307291A1 (en) * | 2022-03-24 | 2023-09-28 | Intel Corporation | Implantation through an etch stop layer |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3313603A (en) * | 1964-05-29 | 1967-04-11 | Callery Chemical Co | Borane compounds and their preparation |
| US3676756A (en) * | 1969-09-18 | 1972-07-11 | Innotech Corp | Insulated gate field effect device having glass gate insulator |
| US6271595B1 (en) * | 1999-01-14 | 2001-08-07 | International Business Machines Corporation | Method for improving adhesion to copper |
| US6140220A (en) * | 1999-07-08 | 2000-10-31 | Industrial Technology Institute Reseach | Dual damascene process and structure with dielectric barrier layer |
| JP3696055B2 (ja) * | 2000-06-27 | 2005-09-14 | シャープ株式会社 | 半導体装置の製造方法 |
| US6709874B2 (en) * | 2001-01-24 | 2004-03-23 | Infineon Technologies Ag | Method of manufacturing a metal cap layer for preventing damascene conductive lines from oxidation |
| US6743641B2 (en) * | 2001-12-20 | 2004-06-01 | Micron Technology, Inc. | Method of improving surface planarity prior to MRAM bit material deposition |
| KR100443513B1 (ko) * | 2001-12-22 | 2004-08-09 | 주식회사 하이닉스반도체 | 구리 금속배선 형성방법 |
| KR100419746B1 (ko) * | 2002-01-09 | 2004-02-25 | 주식회사 하이닉스반도체 | 반도체소자의 다층 금속배선 형성방법 |
| US7008872B2 (en) * | 2002-05-03 | 2006-03-07 | Intel Corporation | Use of conductive electrolessly deposited etch stop layers, liner layers and via plugs in interconnect structures |
| US6680500B1 (en) * | 2002-07-31 | 2004-01-20 | Infineon Technologies Ag | Insulating cap layer and conductive cap layer for semiconductor devices with magnetic material layers |
| US6927135B2 (en) * | 2002-12-18 | 2005-08-09 | Micron Technology, Inc. | Methods of fabricating multiple sets of field effect transistors |
| KR100500573B1 (ko) * | 2003-07-01 | 2005-07-12 | 삼성전자주식회사 | 금속 배선 및 그 제조 방법, 금속 배선을 포함하는 이미지소자 및 그 제조 방법 |
| US7049234B2 (en) * | 2003-12-22 | 2006-05-23 | Intel Corporation | Multiple stage electroless deposition of a metal layer |
| US7102232B2 (en) * | 2004-04-19 | 2006-09-05 | International Business Machines Corporation | Structure to improve adhesion between top CVD low-k dielectric and dielectric capping layer |
| US7317253B2 (en) * | 2005-04-25 | 2008-01-08 | Sony Corporation | Cobalt tungsten phosphate used to fill voids arising in a copper metallization process |
| DE102005046975A1 (de) * | 2005-09-30 | 2007-04-05 | Advanced Micro Devices, Inc., Sunnyvale | Technik zur Herstellung einer kupferbasierten Metallisierungsschicht mit einer leitenden Deckschicht |
| US7816789B2 (en) * | 2006-12-06 | 2010-10-19 | Taiwan Semiconductor Manufacturing Company, Ltd. | Germanium-containing dielectric barrier for low-k process |
-
2006
- 2006-03-31 US US11/394,913 patent/US20070238309A1/en not_active Abandoned
-
2007
- 2007-03-29 WO PCT/US2007/007709 patent/WO2007126911A1/en not_active Ceased
- 2007-03-29 DE DE112007000752T patent/DE112007000752T5/de not_active Withdrawn
- 2007-03-29 KR KR1020087023796A patent/KR20080098681A/ko not_active Ceased
- 2007-03-29 CN CNA2007800121678A patent/CN101416285A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE112007000752T5 (de) | 2009-05-07 |
| US20070238309A1 (en) | 2007-10-11 |
| WO2007126911A1 (en) | 2007-11-08 |
| CN101416285A (zh) | 2009-04-22 |
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