JP4558272B2 - 低誘電率技術における銅バイア用のクロム接着層 - Google Patents
低誘電率技術における銅バイア用のクロム接着層 Download PDFInfo
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- JP4558272B2 JP4558272B2 JP2002556909A JP2002556909A JP4558272B2 JP 4558272 B2 JP4558272 B2 JP 4558272B2 JP 2002556909 A JP2002556909 A JP 2002556909A JP 2002556909 A JP2002556909 A JP 2002556909A JP 4558272 B2 JP4558272 B2 JP 4558272B2
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- copper
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- 239000010949 copper Substances 0.000 title claims description 55
- 229910052802 copper Inorganic materials 0.000 title claims description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims description 38
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title 1
- 239000010410 layer Substances 0.000 claims description 64
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 17
- 238000000151 deposition Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 9
- 239000011229 interlayer Substances 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 3
- 238000000059 patterning Methods 0.000 claims 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 239000002184 metal Substances 0.000 description 17
- 229910052751 metal Inorganic materials 0.000 description 17
- 239000003989 dielectric material Substances 0.000 description 11
- 239000000463 material Substances 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 6
- 230000009977 dual effect Effects 0.000 description 6
- 238000001465 metallisation Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 229910004298 SiO 2 Inorganic materials 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
- 230000035882 stress Effects 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000000926 separation method Methods 0.000 description 3
- 238000005382 thermal cycling Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000008646 thermal stress Effects 0.000 description 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 description 1
- 239000005751 Copper oxide Substances 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 240000008042 Zea mays Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001721 carbon Chemical class 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910000431 copper oxide Inorganic materials 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000005247 gettering Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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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
-
- 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
-
- 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
- H01L21/76846—Layer combinations
-
- 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
- H01L23/532—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 characterised by the materials
- H01L23/53204—Conductive materials
- H01L23/53209—Conductive materials based on metals, e.g. alloys, metal silicides
- H01L23/53228—Conductive materials based on metals, e.g. alloys, metal silicides the principal metal being copper
- H01L23/53238—Additional layers associated with copper layers, e.g. adhesion, barrier, cladding layers
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49126—Assembling bases
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49128—Assembling formed circuit to base
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49155—Manufacturing circuit on or in base
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49155—Manufacturing circuit on or in base
- Y10T29/49156—Manufacturing circuit on or in base with selective destruction of conductive paths
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49117—Conductor or circuit manufacturing
- Y10T29/49124—On flat or curved insulated base, e.g., printed circuit, etc.
- Y10T29/49155—Manufacturing circuit on or in base
- Y10T29/49165—Manufacturing circuit on or in base by forming conductive walled aperture in base
Landscapes
- 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)
Description
先の議論では、3層のライナについて言及してきた。本発明の他の実施形態も使用できる。例えば、1層のCr層42を、TiNまたはTaなしで使用することができる。この実施形態では、TiNの共形のカバレージ、およびその拡散バリアとしての品質がなくて済むようになる。この実施形態では、より低コストという利点を有するが、CVD TiNよりも共形性が低い。
Claims (2)
- 集積回路中に銅の相互接続を形成する方法であって、
(a)基板(10)上に第1の銅相互接続層(30)を堆積させ、パターン形成するステップと、
(b)前記第1の銅相互接続層上にSiLK(登録商標)層を含む第1の低誘電率層間誘電体層(40)を堆積させるステップと、
(c)前記第1の低誘電率層間誘電体層を貫通して、前記第1の銅相互接続層の表面で停止する、1組のバイアを形成するステップと、
(d)前記1組のバイア内の前記第1の低誘電率層間誘電体層および前記第1の銅相互接続層の表面にCrの第1のライナ層(42)を堆積させるステップと、
(d−1)前記1組のバイア内の前記第1のライナ層(42)上にCVD TiNの第2のライナ層(46)を堆積させるステップと、
(d−2)前記CVD TiNの第2のライナ層(46)上にTaおよびTaNから成る群から選択される第3のライナ層(48)を堆積させるステップと、
(e)前記第3のライナ層上に第2の銅相互接続層(50)を堆積させ、パターン形成するステップと、
を含む方法。 - 集積回路中に銅の相互接続を形成する方法であって、
(a)基板(10)上に第1の銅相互接続層(30)を堆積させ、パターン形成するステップと、
(b)前記第1の銅相互接続層上にSiLK(登録商標)層を含む第1の低誘電率層間誘電体層(40)を堆積させるステップと、
(c)前記第1の低誘電率層間誘電体層を貫通して、前記第1の銅相互接続層の表面で停止する、1組のバイアを形成するステップと、
(d)前記1組のバイア内の前記第1の低誘電率層間誘電体層および前記第1の銅相互接続層の表面にCrの第1のライナ層(42)を堆積させるステップと、
(d−1)前記1組のバイア内の前記第1のライナ層(42)上にCVD TiNの第2のライナ層(46)を堆積させるステップと、
(d−2)前記CVD TiNの第2のライナ層(46)上にCrの第3のライナ層(48)を堆積させるステップと、
(e)前記第3のライナ層上に第2の銅相互接続層(50)を堆積させ、パターン形成するステップと、
を含む方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/759,017 US6539625B2 (en) | 2001-01-11 | 2001-01-11 | Chromium adhesion layer for copper vias in low-k technology |
PCT/US2001/047815 WO2002056337A1 (en) | 2001-01-11 | 2001-12-13 | Chromium adhesion layer for copper vias in low-k technology |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004523891A JP2004523891A (ja) | 2004-08-05 |
JP4558272B2 true JP4558272B2 (ja) | 2010-10-06 |
Family
ID=25054065
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002556909A Expired - Fee Related JP4558272B2 (ja) | 2001-01-11 | 2001-12-13 | 低誘電率技術における銅バイア用のクロム接着層 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6539625B2 (ja) |
EP (1) | EP1356498A4 (ja) |
JP (1) | JP4558272B2 (ja) |
KR (1) | KR100538748B1 (ja) |
CN (1) | CN1263109C (ja) |
TW (1) | TW516203B (ja) |
WO (1) | WO2002056337A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11462561B2 (en) | 2019-09-05 | 2022-10-04 | Kioxia Corporation | Semiconductor device and manufacturing method thereof |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7279411B2 (en) * | 2005-11-15 | 2007-10-09 | International Business Machines Corporation | Process for forming a redundant structure |
US7892972B2 (en) * | 2006-02-03 | 2011-02-22 | Micron Technology, Inc. | Methods for fabricating and filling conductive vias and conductive vias so formed |
US7919409B2 (en) * | 2008-08-15 | 2011-04-05 | Air Products And Chemicals, Inc. | Materials for adhesion enhancement of copper film on diffusion barriers |
US8242600B2 (en) | 2009-05-19 | 2012-08-14 | International Business Machines Corporation | Redundant metal barrier structure for interconnect applications |
TWI414047B (zh) * | 2010-03-17 | 2013-11-01 | Ind Tech Res Inst | 電子元件封裝結構及其製造方法 |
SG191244A1 (en) | 2010-12-30 | 2013-07-31 | 3M Innovative Properties Co | Apparatus and method for laser cutting using a support member having a gold facing layer |
US8575000B2 (en) * | 2011-07-19 | 2013-11-05 | SanDisk Technologies, Inc. | Copper interconnects separated by air gaps and method of making thereof |
US8835306B2 (en) * | 2013-02-01 | 2014-09-16 | GlobalFoundries, Inc. | Methods for fabricating integrated circuits having embedded electrical interconnects |
CN110767604B (zh) * | 2019-10-31 | 2022-03-18 | 厦门市三安集成电路有限公司 | 化合物半导体器件和化合物半导体器件的背面铜制程方法 |
DE102021100529A1 (de) * | 2020-08-13 | 2022-02-17 | Taiwan Semiconductor Manufacturing Co., Ltd. | Tsv-struktur und verfahren zum bilden davon |
US11527439B2 (en) | 2020-09-22 | 2022-12-13 | Taiwan Semiconductor Manufacturing Co., Ltd. | TSV structure and method forming same |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4396900A (en) | 1982-03-08 | 1983-08-02 | The United States Of America As Represented By The Secretary Of The Navy | Thin film microstrip circuits |
US5917707A (en) * | 1993-11-16 | 1999-06-29 | Formfactor, Inc. | Flexible contact structure with an electrically conductive shell |
JPS6341049A (ja) * | 1986-08-05 | 1988-02-22 | インターナシヨナル・ビジネス・マシーンズ・コーポレーシヨン | ヴアイア接続を有する多層回路 |
US5153986A (en) | 1991-07-17 | 1992-10-13 | International Business Machines | Method for fabricating metal core layers for a multi-layer circuit board |
US5231751A (en) * | 1991-10-29 | 1993-08-03 | International Business Machines Corporation | Process for thin film interconnect |
US6336269B1 (en) * | 1993-11-16 | 2002-01-08 | Benjamin N. Eldridge | Method of fabricating an interconnection element |
US5503286A (en) | 1994-06-28 | 1996-04-02 | International Business Machines Corporation | Electroplated solder terminal |
TW369672B (en) * | 1997-07-28 | 1999-09-11 | Hitachi Ltd | Wiring board and its manufacturing process, and electrolysis-free electroplating method |
US6265779B1 (en) * | 1998-08-11 | 2001-07-24 | International Business Machines Corporation | Method and material for integration of fuorine-containing low-k dielectrics |
JP3481877B2 (ja) * | 1999-02-25 | 2003-12-22 | 日本電信電話株式会社 | 配線構造およびその製造方法 |
US6245655B1 (en) * | 1999-04-01 | 2001-06-12 | Cvc Products, Inc. | Method for planarized deposition of a material |
US6263566B1 (en) * | 1999-05-03 | 2001-07-24 | Micron Technology, Inc. | Flexible semiconductor interconnect fabricated by backslide thinning |
-
2001
- 2001-01-11 US US09/759,017 patent/US6539625B2/en not_active Expired - Fee Related
- 2001-12-13 CN CNB018219020A patent/CN1263109C/zh not_active Expired - Fee Related
- 2001-12-13 EP EP01990114A patent/EP1356498A4/en not_active Withdrawn
- 2001-12-13 KR KR10-2003-7008998A patent/KR100538748B1/ko not_active IP Right Cessation
- 2001-12-13 JP JP2002556909A patent/JP4558272B2/ja not_active Expired - Fee Related
- 2001-12-13 WO PCT/US2001/047815 patent/WO2002056337A1/en active IP Right Grant
-
2002
- 2002-01-08 TW TW091100147A patent/TW516203B/zh not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11462561B2 (en) | 2019-09-05 | 2022-10-04 | Kioxia Corporation | Semiconductor device and manufacturing method thereof |
Also Published As
Publication number | Publication date |
---|---|
KR20040012705A (ko) | 2004-02-11 |
TW516203B (en) | 2003-01-01 |
CN1263109C (zh) | 2006-07-05 |
US20020088117A1 (en) | 2002-07-11 |
WO2002056337A1 (en) | 2002-07-18 |
CN1486504A (zh) | 2004-03-31 |
EP1356498A1 (en) | 2003-10-29 |
US6539625B2 (en) | 2003-04-01 |
KR100538748B1 (ko) | 2005-12-26 |
EP1356498A4 (en) | 2009-05-13 |
JP2004523891A (ja) | 2004-08-05 |
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