JP2009187988A - 半導体装置及びその製造方法 - Google Patents
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 74
- 238000004519 manufacturing process Methods 0.000 title claims description 41
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 238000000034 method Methods 0.000 claims description 32
- 238000007687 exposure technique Methods 0.000 claims description 10
- 238000005530 etching Methods 0.000 claims description 7
- 239000004020 conductor Substances 0.000 claims description 4
- 239000011295 pitch Substances 0.000 abstract 3
- 239000010410 layer Substances 0.000 description 237
- 230000015654 memory Effects 0.000 description 54
- 229910052751 metal Inorganic materials 0.000 description 10
- 239000002184 metal Substances 0.000 description 10
- 239000011229 interlayer Substances 0.000 description 8
- 238000001459 lithography Methods 0.000 description 8
- 238000005229 chemical vapour deposition Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 238000001020 plasma etching Methods 0.000 description 7
- 238000001039 wet etching Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 239000000470 constituent Substances 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 229910052814 silicon oxide Inorganic materials 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 3
- 238000002955 isolation Methods 0.000 description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- 238000000059 patterning Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 229910052707 ruthenium Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003491 array Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
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- H—ELECTRICITY
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- 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
- H01L21/76816—Aspects relating to the layout of the pattern or to the size of vias or trenches
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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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0337—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane characterised by the process involved to create the mask, e.g. lift-off masks, sidewalls, or to modify the mask, e.g. pre-treatment, post-treatment
-
- 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
- H01L21/027—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34
- H01L21/033—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers
- H01L21/0334—Making masks on semiconductor bodies for further photolithographic processing not provided for in group H01L21/18 or H01L21/34 comprising inorganic layers characterised by their size, orientation, disposition, behaviour, shape, in horizontal or vertical plane
- H01L21/0338—Process specially adapted to improve the resolution of the mask
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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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3105—After-treatment
- H01L21/311—Etching the insulating layers by chemical or physical means
- H01L21/31144—Etching the insulating layers by chemical or physical means using masks
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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
- H01L21/30—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26
- H01L21/31—Treatment of semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/26 to form insulating layers thereon, e.g. for masking or by using photolithographic techniques; After treatment of these layers; Selection of materials for these layers
- H01L21/3205—Deposition of non-insulating-, e.g. conductive- or resistive-, layers on insulating layers; After-treatment of these layers
- H01L21/321—After treatment
- H01L21/3213—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer
- H01L21/32139—Physical or chemical etching of the layers, e.g. to produce a patterned layer from a pre-deposited extensive layer using masks
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
- H10B41/10—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the top-view layout
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- H01—ELECTRIC ELEMENTS
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- 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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- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Semiconductor Memories (AREA)
- Non-Volatile Memory (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Drying Of Semiconductors (AREA)
Abstract
【解決手段】半導体装置は、基板上の任意のレベル層に設けられ、かつ露光技術の解像限界より小さい配線幅及び間隔を有するパターンで形成された複数の第1の配線層12と、同一レベル層内で複数の第1の配線層13の間に設けられ、かつ第1の配線層13より大きい配線幅を有する第2の配線層14とを含む。第1の配線層12と第2の配線層13との間隔は、第1の配線層13の間隔と同じである。
【選択図】 図1
Description
図1は、本発明の第1の実施形態に係る半導体装置の構成を示す平面図である。図2は、図1に示したII−II線に沿った半導体装置の断面図である。
第2の実施形態は、配線幅が“F”の複数の第1の配線層12の間に、配線幅が“F”より大きい複数の第2の配線層13を備えた半導体装置の構成例である。
第3の実施形態は、第1及び第2の実施形態で示したラインアンドスペースパターンをNAND型フラッシュメモリへ適用した実施例である。
Claims (5)
- 基板上の任意のレベル層に設けられ、かつ露光技術の解像限界より小さい配線幅及び間隔を有するパターンで形成された複数の第1の配線層と、
前記レベル層内で前記複数の第1の配線層の間に設けられ、かつ前記第1の配線層より大きい配線幅を有する第2の配線層と、
を具備し、
前記第1の配線層と前記第2の配線層との間隔は、前記第1の配線層の間隔と同じであることを特徴とする半導体装置。 - 基板上の任意のレベル層に設けられ、かつ露光技術の解像限界より小さい配線幅及び間隔を有するパターンで形成された複数の第1の配線層と、
前記レベル層内で前記複数の第1の配線層の間に設けられ、かつ前記第1の配線層より大きい配線幅を有する2本の第2の配線層と、
前記レベル層内で前記第2の配線層の間に設けられ、かつ前記第1の配線層以上の配線幅を有する第3の配線層と、
を具備し、
前記第1の配線層と前記第2の配線層との間隔、及び前記第2の配線層と前記第3の配線層との間隔はそれぞれ、前記第1の配線層の間隔と同じであることを特徴とする半導体装置。 - 前記第2の配線層の配線幅は、前記第1の配線層の配線幅を“F”とすると、
2F×n−F(nは、1以上の自然数)
の関係を満たすことを特徴とする請求項1又は2に記載の半導体装置。 - 絶縁層上に、同じ間隔を空けるようにして形成された複数の第1のマスク層と、前記第1のマスク層間に配置されかつ前記第1のマスク層より幅の大きい第2のマスク層とを形成する工程と、
前記第1のマスク層及び前記第2のマスク層を選択的にエッチングし、前記第1のマスク層及び前記第2のマスク層の幅を小さくする工程と、
前記第1のマスク層及び前記第2のマスク層の側面に、複数の側壁を形成する工程と、
前記側壁を残すように、前記第1のマスク層及び前記第2のマスク層を除去する工程と、
前記側壁をマスクとして前記絶縁層を選択的にエッチングし、前記絶縁層内に、複数の第1の開口部と、前記第1の開口部間に配置されかつ前記第1の開口部より幅の大きい第2の開口部とを形成する工程と、
前記第1の開口部及び前記第2の開口部内に導電体を埋め込むことにより、前記絶縁層内に、複数の第1の配線層と、前記第1の配線層より幅の大きい第2の配線層とを形成する工程と、
を具備することを特徴とする半導体装置の製造方法。 - 前記第1のマスク層の幅及び前記間隔はそれぞれ、露光技術に起因する最小加工寸法であり、
前記側壁の幅は、前記最小加工寸法より小さいことを特徴とする請求項4に記載の半導体装置の製造方法。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008023254A JP5269428B2 (ja) | 2008-02-01 | 2008-02-01 | 半導体装置及びその製造方法 |
US12/335,720 US7999393B2 (en) | 2008-02-01 | 2008-12-16 | Semiconductor device and manufacturing method thereof |
TW097151501A TWI491000B (zh) | 2008-02-01 | 2008-12-30 | 半導體裝置及其製造方法 |
KR1020090007598A KR101121524B1 (ko) | 2008-02-01 | 2009-01-30 | 반도체 디바이스 및 그 제조 방법 |
CN200910003275.XA CN101499457B (zh) | 2008-02-01 | 2009-02-01 | 半导体器件及其制造方法 |
US13/186,712 US8324094B2 (en) | 2008-02-01 | 2011-07-20 | Semiconductor device and manufacturing method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2008023254A JP5269428B2 (ja) | 2008-02-01 | 2008-02-01 | 半導体装置及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
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JP2009187988A true JP2009187988A (ja) | 2009-08-20 |
JP5269428B2 JP5269428B2 (ja) | 2013-08-21 |
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JP2008023254A Expired - Fee Related JP5269428B2 (ja) | 2008-02-01 | 2008-02-01 | 半導体装置及びその製造方法 |
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Country | Link |
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US (2) | US7999393B2 (ja) |
JP (1) | JP5269428B2 (ja) |
KR (1) | KR101121524B1 (ja) |
CN (1) | CN101499457B (ja) |
TW (1) | TWI491000B (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8283791B2 (en) | 2010-07-01 | 2012-10-09 | Kabushiki Kaisha Toshiba | Semiconductor device and method for manufacturing same |
KR101881861B1 (ko) * | 2011-05-02 | 2018-07-25 | 삼성전자주식회사 | 도전 패턴 구조물 및 이의 형성 방법 |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006108310A (ja) * | 2004-10-04 | 2006-04-20 | Toshiba Corp | 不揮発性半導体記憶装置とその製造方法 |
JP2012028467A (ja) * | 2010-07-21 | 2012-02-09 | Toshiba Corp | 半導体記憶装置 |
US9773076B2 (en) * | 2014-05-19 | 2017-09-26 | Taiwan Semiconductor Manufacturing Company, Ltd. | Conductive lines in circuits |
WO2017105515A1 (en) | 2015-12-18 | 2017-06-22 | Intel Corporation | Stacked transistors |
US10316611B2 (en) | 2016-08-24 | 2019-06-11 | Kevin David Wutherich | Hybrid bridge plug |
WO2018118089A1 (en) * | 2016-12-23 | 2018-06-28 | Intel Corporation | Differentiated molecular domains for selective hardmask fabrication and structures resulting therefrom |
US20190164890A1 (en) * | 2017-11-30 | 2019-05-30 | Intel Corporation | Pitch-divided interconnects for advanced integrated circuit structure fabrication |
Citations (4)
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JPH06318645A (ja) * | 1993-05-01 | 1994-11-15 | Toshiba Corp | 半導体装置 |
JP2006351861A (ja) * | 2005-06-16 | 2006-12-28 | Toshiba Corp | 半導体装置の製造方法 |
WO2007079206A2 (en) * | 2005-12-28 | 2007-07-12 | Sandisk Corporation | Fabrication of semiconductor device for flash memory with increased select gate width |
JP2007305970A (ja) * | 2006-04-11 | 2007-11-22 | Toshiba Corp | 集積回路パターンの形成方法 |
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NL188721C (nl) * | 1978-12-22 | 1992-09-01 | Philips Nv | Halfgeleidergeheugenschakeling voor een statisch geheugen. |
JPH05134368A (ja) * | 1991-09-18 | 1993-05-28 | Fuji Photo Film Co Ltd | ハロゲン化銀カラー写真感光材料 |
JPH06181164A (ja) | 1992-12-15 | 1994-06-28 | Hitachi Ltd | 露光方法及び露光装置 |
JPH0855920A (ja) | 1994-08-15 | 1996-02-27 | Toshiba Corp | 半導体装置の製造方法 |
US6110837A (en) * | 1999-04-28 | 2000-08-29 | Worldwide Semiconductor Manufacturing Corp. | Method for forming a hard mask of half critical dimension |
JP4192060B2 (ja) * | 2003-09-12 | 2008-12-03 | シャープ株式会社 | 不揮発性半導体記憶装置 |
KR100582335B1 (ko) * | 2003-12-05 | 2006-05-22 | 에스티마이크로일렉트로닉스 엔.브이. | 낸드 플래시 소자의 제조 방법 |
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KR100703985B1 (ko) * | 2006-02-17 | 2007-04-09 | 삼성전자주식회사 | 반도체 소자의 제조 방법 |
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JP4909735B2 (ja) | 2006-06-27 | 2012-04-04 | 株式会社東芝 | 不揮発性半導体メモリ |
KR20110002261A (ko) * | 2009-07-01 | 2011-01-07 | 삼성전자주식회사 | 더미를 포함하는 반도체 소자 |
-
2008
- 2008-02-01 JP JP2008023254A patent/JP5269428B2/ja not_active Expired - Fee Related
- 2008-12-16 US US12/335,720 patent/US7999393B2/en active Active
- 2008-12-30 TW TW097151501A patent/TWI491000B/zh not_active IP Right Cessation
-
2009
- 2009-01-30 KR KR1020090007598A patent/KR101121524B1/ko active IP Right Grant
- 2009-02-01 CN CN200910003275.XA patent/CN101499457B/zh not_active Expired - Fee Related
-
2011
- 2011-07-20 US US13/186,712 patent/US8324094B2/en active Active
Patent Citations (4)
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JPH06318645A (ja) * | 1993-05-01 | 1994-11-15 | Toshiba Corp | 半導体装置 |
JP2006351861A (ja) * | 2005-06-16 | 2006-12-28 | Toshiba Corp | 半導体装置の製造方法 |
WO2007079206A2 (en) * | 2005-12-28 | 2007-07-12 | Sandisk Corporation | Fabrication of semiconductor device for flash memory with increased select gate width |
JP2007305970A (ja) * | 2006-04-11 | 2007-11-22 | Toshiba Corp | 集積回路パターンの形成方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8283791B2 (en) | 2010-07-01 | 2012-10-09 | Kabushiki Kaisha Toshiba | Semiconductor device and method for manufacturing same |
KR101881861B1 (ko) * | 2011-05-02 | 2018-07-25 | 삼성전자주식회사 | 도전 패턴 구조물 및 이의 형성 방법 |
Also Published As
Publication number | Publication date |
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TWI491000B (zh) | 2015-07-01 |
US7999393B2 (en) | 2011-08-16 |
US20110275213A1 (en) | 2011-11-10 |
KR101121524B1 (ko) | 2012-02-28 |
US8324094B2 (en) | 2012-12-04 |
CN101499457A (zh) | 2009-08-05 |
US20090194879A1 (en) | 2009-08-06 |
JP5269428B2 (ja) | 2013-08-21 |
TW200945534A (en) | 2009-11-01 |
CN101499457B (zh) | 2011-03-30 |
KR20090084758A (ko) | 2009-08-05 |
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