JP5516587B2 - 半導体装置の製造方法 - Google Patents
半導体装置の製造方法 Download PDFInfo
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- JP5516587B2 JP5516587B2 JP2011526643A JP2011526643A JP5516587B2 JP 5516587 B2 JP5516587 B2 JP 5516587B2 JP 2011526643 A JP2011526643 A JP 2011526643A JP 2011526643 A JP2011526643 A JP 2011526643A JP 5516587 B2 JP5516587 B2 JP 5516587B2
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- 239000004065 semiconductor Substances 0.000 title claims description 31
- 238000004519 manufacturing process Methods 0.000 title claims description 18
- 229920002120 photoresistant polymer Polymers 0.000 claims description 102
- 239000011229 interlayer Substances 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 15
- 239000004020 conductor Substances 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 7
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims 1
- 239000010949 copper Substances 0.000 description 43
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 42
- 229910052802 copper Inorganic materials 0.000 description 42
- 239000010410 layer Substances 0.000 description 23
- 229910052751 metal Inorganic materials 0.000 description 12
- 239000002184 metal Substances 0.000 description 12
- 230000009977 dual effect Effects 0.000 description 11
- 238000005498 polishing Methods 0.000 description 11
- 238000005530 etching Methods 0.000 description 9
- 229910052581 Si3N4 Inorganic materials 0.000 description 8
- 230000015654 memory Effects 0.000 description 8
- 229910052710 silicon Inorganic materials 0.000 description 8
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 6
- 230000018109 developmental process Effects 0.000 description 6
- 238000009792 diffusion process Methods 0.000 description 6
- 230000006870 function Effects 0.000 description 6
- 238000007747 plating Methods 0.000 description 6
- 229910052814 silicon oxide Inorganic materials 0.000 description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 238000000206 photolithography Methods 0.000 description 5
- 239000011295 pitch Substances 0.000 description 5
- 239000010703 silicon Substances 0.000 description 5
- 239000012535 impurity Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004544 sputter deposition Methods 0.000 description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 238000007654 immersion Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 229910052735 hafnium Inorganic materials 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000005360 phosphosilicate glass Substances 0.000 description 2
- 238000001020 plasma etching Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 229910052719 titanium Inorganic materials 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 229910052726 zirconium Inorganic materials 0.000 description 2
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000004380 ashing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000012447 hatching Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000005468 ion implantation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005268 plasma chemical vapour deposition Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000005368 silicate glass Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
Images
Classifications
-
- 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
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F1/00—Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof
- G03F1/68—Preparation processes not covered by groups G03F1/20 - G03F1/50
- G03F1/70—Adapting basic layout or design of masks to lithographic process requirements, e.g., second iteration correction of mask patterns for imaging
-
- 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
-
- 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
- H01L21/76807—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 for dual damascene structures
-
- 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
- H01L21/76807—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 for dual damascene structures
- H01L21/76808—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 for dual damascene structures involving intermediate temporary filling with material
-
- 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
- H01L21/76807—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 for dual damascene structures
- H01L21/76811—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 for dual damascene structures involving multiple stacked pre-patterned masks
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2221/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof covered by H01L21/00
- H01L2221/10—Applying interconnections to be used for carrying current between separate components within a device
- H01L2221/1005—Formation and after-treatment of dielectrics
- H01L2221/101—Forming openings in dielectrics
- H01L2221/1015—Forming openings in dielectrics for dual damascene structures
- H01L2221/1021—Pre-forming the dual damascene structure in a resist layer
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
- Exposure Of Semiconductors, Excluding Electron Or Ion Beam Exposure (AREA)
Description
層間絶縁膜中に埋め込まれた、ビア導電体と配線とを有する半導体装置の製造方法であって、
ビア孔パターンのレチクルと配線パターンのレチクルとを準備する工程と、
半導体基板上にポジ型のフォトレジスト膜を形成する工程と、
前記ビア孔パターンのレチクルを用いて前記フォトレジスト膜を露光する第1の露光工程と、
前記配線パターンのレチクルを用いて前記フォトレジスト膜を露光する第2の露光工程と、
前記第1の露光工程および前記第2の露光工程の後に、前記フォトレジスト膜を現像することにより、前記ビア孔パターンのレチクルと前記配線パターンのレチクルとの重なり領域にビア孔用の開口を有するフォトレジストパターンを作成する工程と、
を有し、
前記第1の露光と前記第2の露光とが、それぞれ単独では前記フォトレジスト膜を解像できず、前記第1の露光と前記第2の露光の重ね露光により前記フォトレジスト膜を解像することを特徴とする半導体装置の製造方法
が提供される。
2 下地、
3 加工対象層、
4 ハードマスク膜、
6 フォトレジスト膜、
7 ビア孔用開口、
8 ビア孔、
12 ビア孔候補、
13 配線パターン、
14 ビア孔用開口、
15 ビア孔候補の開口パターン、
16 第1のフォトレジスト膜、
17 第2のフォトレジスト膜、
18 配線パターンの開口、
19 下層レジスト膜、
21 ポジ型フォトレジスト膜、
22 ビア孔候補、
23 配線パターン、
24 ビア孔用開口、
25 鋳型(スタンパ)、
31 ネガ型フォトレジスト膜、
32 ビア孔候補、
33 配線パターン、
34 ビア孔用開口、
SC スタンダードセル、
CH チャネル領域、
VC ビア孔候補群、
IV インバータ、
M モジュール、
UW 上側配線パターン、
LW 下側配線パターン。
Claims (5)
- 層間絶縁膜中に埋め込まれた、ビア導電体と配線とを有する半導体装置の製造方法であって、
ビア孔パターンのレチクルと配線パターンのレチクルとを準備する工程と、
半導体基板上にポジ型のフォトレジスト膜を形成する工程と、
前記ビア孔パターンのレチクルを用いて前記フォトレジスト膜を露光する第1の露光工程と、
前記配線パターンのレチクルを用いて前記フォトレジスト膜を露光する第2の露光工程と、
前記第1の露光工程および前記第2の露光工程の後に、前記フォトレジスト膜を現像することにより、前記ビア孔パターンのレチクルと前記配線パターンのレチクルとの重なり領域にビア孔用の開口を有するフォトレジストパターンを作成する工程と、
を有し、
前記第1の露光と前記第2の露光とが、それぞれ単独では前記フォトレジスト膜を解像できず、前記第1の露光と前記第2の露光の重ね露光により前記フォトレジスト膜を解像することを特徴とする半導体装置の製造方法。 - 前記第1の露光工程は、前記第2の露光工程の前に行われ、前記配線パターンは前記ビア孔の上に配置される配線のパターンであることを特徴とする請求項1記載の半導体装置の製造方法。
- 前記第1の露光工程は、前記第2の露光工程の後に行われ、前記配線パターンは前記ビア孔の下に配置される配線のパターンであることを特徴とする請求項1記載の半導体装置の製造方法。
- 前記ビア孔パターンは半導体チップ表面の交差する2方向に沿って周期的に配置されていることを特徴とする請求項1〜3のいずれか1項記載の半導体装置の製造方法。
- 前記配線は半導体チップ表面の交差する2方向に沿って全体的に配置され、前記ビア孔パターンは配線の延在方向に対して傾いた辺で画定される菱形領域内に配置されることを特徴とする請求項1〜4のいずれか1項記載の半導体装置の製造方法。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2009/003862 WO2011018822A1 (ja) | 2009-08-11 | 2009-08-11 | 半導体装置の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2011018822A1 JPWO2011018822A1 (ja) | 2013-01-17 |
JP5516587B2 true JP5516587B2 (ja) | 2014-06-11 |
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JP2011526643A Active JP5516587B2 (ja) | 2009-08-11 | 2009-08-11 | 半導体装置の製造方法 |
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JP (1) | JP5516587B2 (ja) |
WO (1) | WO2011018822A1 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6046048A (ja) * | 1983-08-24 | 1985-03-12 | Hitachi Ltd | 半導体装置およびその製造方法 |
JPH07161945A (ja) * | 1993-12-13 | 1995-06-23 | Kawasaki Steel Corp | 半導体装置の製造方法およびこれに用いられるマスターウエハ |
JPH0969561A (ja) * | 1995-08-30 | 1997-03-11 | Nec Corp | 半導体装置の製造方法 |
JPH09213609A (ja) * | 1996-02-02 | 1997-08-15 | Toshiba Corp | 半導体装置の製造方法 |
JPH09330877A (ja) * | 1996-06-10 | 1997-12-22 | Sharp Corp | フォトレジストマスクの形成方法 |
JP2007510289A (ja) * | 2003-10-17 | 2007-04-19 | インテル コーポレイション | パターニングされた素子の繰り返しアレイに不規則性を導入する多段階処理 |
WO2007120602A2 (en) * | 2006-04-14 | 2007-10-25 | Altera Corporation | Double exposure photolithographic process |
-
2009
- 2009-08-11 JP JP2011526643A patent/JP5516587B2/ja active Active
- 2009-08-11 WO PCT/JP2009/003862 patent/WO2011018822A1/ja active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6046048A (ja) * | 1983-08-24 | 1985-03-12 | Hitachi Ltd | 半導体装置およびその製造方法 |
JPH07161945A (ja) * | 1993-12-13 | 1995-06-23 | Kawasaki Steel Corp | 半導体装置の製造方法およびこれに用いられるマスターウエハ |
JPH0969561A (ja) * | 1995-08-30 | 1997-03-11 | Nec Corp | 半導体装置の製造方法 |
JPH09213609A (ja) * | 1996-02-02 | 1997-08-15 | Toshiba Corp | 半導体装置の製造方法 |
JPH09330877A (ja) * | 1996-06-10 | 1997-12-22 | Sharp Corp | フォトレジストマスクの形成方法 |
JP2007510289A (ja) * | 2003-10-17 | 2007-04-19 | インテル コーポレイション | パターニングされた素子の繰り返しアレイに不規則性を導入する多段階処理 |
WO2007120602A2 (en) * | 2006-04-14 | 2007-10-25 | Altera Corporation | Double exposure photolithographic process |
Also Published As
Publication number | Publication date |
---|---|
JPWO2011018822A1 (ja) | 2013-01-17 |
WO2011018822A1 (ja) | 2011-02-17 |
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