CN101553907B - 用于低k或者超低k级间电介质图案转移的结构和方法 - Google Patents
用于低k或者超低k级间电介质图案转移的结构和方法 Download PDFInfo
- Publication number
- CN101553907B CN101553907B CN2007800157612A CN200780015761A CN101553907B CN 101553907 B CN101553907 B CN 101553907B CN 2007800157612 A CN2007800157612 A CN 2007800157612A CN 200780015761 A CN200780015761 A CN 200780015761A CN 101553907 B CN101553907 B CN 101553907B
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- Prior art keywords
- layer
- inter
- level dielectric
- hard mask
- resist
- Prior art date
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- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 69
- 238000012546 transfer Methods 0.000 title abstract description 12
- 239000011229 interlayer Substances 0.000 title description 4
- 238000001020 plasma etching Methods 0.000 claims abstract description 53
- 239000000463 material Substances 0.000 claims abstract description 40
- 150000004767 nitrides Chemical class 0.000 claims abstract description 39
- 230000008569 process Effects 0.000 claims abstract description 30
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000001301 oxygen Substances 0.000 claims abstract description 21
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 21
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052751 metal Inorganic materials 0.000 claims description 44
- 239000002184 metal Substances 0.000 claims description 44
- 238000003475 lamination Methods 0.000 claims description 33
- 239000003989 dielectric material Substances 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 17
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 16
- 238000000059 patterning Methods 0.000 claims description 16
- 239000000126 substance Substances 0.000 claims description 11
- 238000005530 etching Methods 0.000 claims description 10
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 238000012545 processing Methods 0.000 claims description 7
- -1 siloxanes Chemical class 0.000 claims description 7
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 6
- 229910052731 fluorine Inorganic materials 0.000 claims description 6
- 239000011737 fluorine Substances 0.000 claims description 6
- 229910052799 carbon Inorganic materials 0.000 claims description 5
- 230000009977 dual effect Effects 0.000 claims description 5
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- KPUWHANPEXNPJT-UHFFFAOYSA-N disiloxane Chemical class [SiH3]O[SiH3] KPUWHANPEXNPJT-UHFFFAOYSA-N 0.000 claims description 4
- 238000001459 lithography Methods 0.000 claims description 4
- 239000007769 metal material Substances 0.000 claims description 4
- XPDWGBQVDMORPB-UHFFFAOYSA-N Fluoroform Chemical compound FC(F)F XPDWGBQVDMORPB-UHFFFAOYSA-N 0.000 claims description 3
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 3
- 229920003209 poly(hydridosilsesquioxane) Polymers 0.000 claims description 3
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- MZLGASXMSKOWSE-UHFFFAOYSA-N tantalum nitride Chemical compound [Ta]#N MZLGASXMSKOWSE-UHFFFAOYSA-N 0.000 description 13
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- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 5
- 230000000873 masking effect Effects 0.000 description 5
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N nitrogen Substances N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000000224 chemical solution deposition Methods 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 239000004615 ingredient Substances 0.000 description 3
- 229910001092 metal group alloy Inorganic materials 0.000 description 3
- HMMGMWAXVFQUOA-UHFFFAOYSA-N octamethylcyclotetrasiloxane Chemical compound C[Si]1(C)O[Si](C)(C)O[Si](C)(C)O[Si](C)(C)O1 HMMGMWAXVFQUOA-UHFFFAOYSA-N 0.000 description 3
- 230000004224 protection Effects 0.000 description 3
- 238000004528 spin coating Methods 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- 229910017755 Cu-Sn Inorganic materials 0.000 description 2
- 229910017927 Cu—Sn Inorganic materials 0.000 description 2
- 229910017945 Cu—Ti Inorganic materials 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 229910004286 SiNxOy Inorganic materials 0.000 description 2
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- KUNSUQLRTQLHQQ-UHFFFAOYSA-N copper tin Chemical compound [Cu].[Sn] KUNSUQLRTQLHQQ-UHFFFAOYSA-N 0.000 description 2
- 238000005137 deposition process Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
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- 229910021645 metal ion Inorganic materials 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000206 photolithography Methods 0.000 description 2
- 239000003870 refractory metal Substances 0.000 description 2
- 229910021332 silicide Inorganic materials 0.000 description 2
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 229920003051 synthetic elastomer Polymers 0.000 description 2
- 239000005061 synthetic rubber Substances 0.000 description 2
- 244000132059 Carica parviflora Species 0.000 description 1
- 235000014653 Carica parviflora Nutrition 0.000 description 1
- 229910004205 SiNX Inorganic materials 0.000 description 1
- 229910008482 TiSiN Inorganic materials 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 239000005441 aurora Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000012612 commercial material Substances 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- JJRDHFIVAPVZJN-UHFFFAOYSA-N cyclotrisiloxane Chemical compound O1[SiH2]O[SiH2]O[SiH2]1 JJRDHFIVAPVZJN-UHFFFAOYSA-N 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012776 electronic material Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- QRXWMOHMRWLFEY-UHFFFAOYSA-N isoniazide Chemical compound NNC(=O)C1=CC=NC=C1 QRXWMOHMRWLFEY-UHFFFAOYSA-N 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 229910052752 metalloid Inorganic materials 0.000 description 1
- 150000002738 metalloids Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
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- 238000007747 plating Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000090 poly(aryl ether) Polymers 0.000 description 1
- 239000013047 polymeric layer Substances 0.000 description 1
- 230000007261 regionalization Effects 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 1
- RSNQKPMXXVDJFG-UHFFFAOYSA-N tetrasiloxane Chemical compound [SiH3]O[SiH2]O[SiH2]O[SiH3] RSNQKPMXXVDJFG-UHFFFAOYSA-N 0.000 description 1
- 229910052845 zircon 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
- H01L21/02—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
-
- 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
- H01L21/76813—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 a partial via etch
Landscapes
- 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 (22)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/429,709 | 2006-05-08 | ||
US11/429,709 US7695897B2 (en) | 2006-05-08 | 2006-05-08 | Structures and methods for low-k or ultra low-k interlayer dielectric pattern transfer |
PCT/US2007/010770 WO2007133472A1 (en) | 2006-05-08 | 2007-05-03 | Structures and methods for low-k or ultra low-k interlayer dielectric pattern transfer |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101553907A CN101553907A (zh) | 2009-10-07 |
CN101553907B true CN101553907B (zh) | 2012-08-29 |
Family
ID=38661569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007800157612A Expired - Fee Related CN101553907B (zh) | 2006-05-08 | 2007-05-03 | 用于低k或者超低k级间电介质图案转移的结构和方法 |
Country Status (5)
Country | Link |
---|---|
US (2) | US7695897B2 (zh) |
EP (1) | EP2024993A4 (zh) |
CN (1) | CN101553907B (zh) |
TW (1) | TW200811996A (zh) |
WO (1) | WO2007133472A1 (zh) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008028037A (ja) * | 2006-07-19 | 2008-02-07 | Nec Electronics Corp | 半導体装置の製造方法 |
US8124516B2 (en) * | 2006-08-21 | 2012-02-28 | Lam Research Corporation | Trilayer resist organic layer etch |
US20100308380A1 (en) * | 2009-06-05 | 2010-12-09 | International Business Machines Corporation | Dual damascene processing for gate conductor and active area to first metal level interconnect structures |
US20110076623A1 (en) * | 2009-09-29 | 2011-03-31 | Tokyo Electron Limited | Method for reworking silicon-containing arc layers on a substrate |
US8455364B2 (en) * | 2009-11-06 | 2013-06-04 | International Business Machines Corporation | Sidewall image transfer using the lithographic stack as the mandrel |
CN102881650B (zh) * | 2012-10-22 | 2017-12-15 | 上海集成电路研发中心有限公司 | 一种双大马士革结构的制作方法 |
US9281238B2 (en) | 2014-07-11 | 2016-03-08 | United Microelectronics Corp. | Method for fabricating interlayer dielectric layer |
DE102014115253A1 (de) * | 2014-10-20 | 2016-04-21 | Osram Opto Semiconductors Gmbh | Verfahren zur Strukturierung einer Schichtenfolge und Halbleiterlaser-Vorrichtung |
US9524935B2 (en) * | 2015-05-13 | 2016-12-20 | Globalfoundries Inc. | Filling cavities in an integrated circuit and resulting devices |
US9653345B1 (en) * | 2016-01-07 | 2017-05-16 | United Microelectronics Corp. | Method of fabricating semiconductor structure with improved critical dimension control |
US9947590B1 (en) * | 2016-10-14 | 2018-04-17 | Globalfoundries Inc. | Method, apparatus, and system for using a cover mask for enabling metal line jumping over MOL features in a standard cell |
KR102551034B1 (ko) | 2018-09-07 | 2023-07-05 | 삼성전자주식회사 | 반도체 패키지 및 그 제조방법 |
US10840441B2 (en) | 2018-09-14 | 2020-11-17 | International Business Machines Corporation | Diamond-like carbon hardmask for MRAM |
US10607922B1 (en) | 2018-10-24 | 2020-03-31 | International Business Machines Corporation | Controlling via critical dimension during fabrication of a semiconductor wafer |
US10943791B2 (en) * | 2018-10-31 | 2021-03-09 | Taiwan Semiconductor Manufacturing Co., Ltd. | Pattern formation method and method for manufacturing a semiconductor device |
WO2020097319A1 (en) * | 2018-11-09 | 2020-05-14 | 3M Innovative Properties Company | Nanostructured optical films and intermediates |
CN112635397A (zh) * | 2020-12-18 | 2021-04-09 | 华虹半导体(无锡)有限公司 | 通孔的制造方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5980979A (en) * | 1997-06-20 | 1999-11-09 | Advanced Micro Devices, Inc. | Method for consistently forming low resistance contact structures involving the removal of adhesion layer particles blocking via openings |
US6724069B2 (en) * | 2001-04-05 | 2004-04-20 | International Business Machines Corporation | Spin-on cap layer, and semiconductor device containing same |
CN1505834A (zh) * | 2001-02-28 | 2004-06-16 | 国际商业机器公司 | 包含多层旋涂多孔介电质的低k互连结构 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6107177A (en) * | 1999-08-25 | 2000-08-22 | Siemens Aktienesellschaft | Silylation method for reducing critical dimension loss and resist loss |
US6184128B1 (en) * | 2000-01-31 | 2001-02-06 | Advanced Micro Devices, Inc. | Method using a thin resist mask for dual damascene stop layer etch |
US6720249B1 (en) * | 2000-04-17 | 2004-04-13 | International Business Machines Corporation | Protective hardmask for producing interconnect structures |
US6287962B1 (en) * | 2000-11-30 | 2001-09-11 | Taiwan Semiconductor Manufacturing Company | Method for making a novel graded silicon nitride/silicon oxide (SNO) hard mask for improved deep sub-micrometer semiconductor processing |
US20020142610A1 (en) * | 2001-03-30 | 2002-10-03 | Ting Chien | Plasma etching of dielectric layer with selectivity to stop layer |
US20020171147A1 (en) * | 2001-05-15 | 2002-11-21 | Tri-Rung Yew | Structure of a dual damascene via |
TW548736B (en) * | 2001-07-12 | 2003-08-21 | Nec Electronics Corp | Semiconductor device fabricating method and treating liquid |
US6555467B2 (en) * | 2001-09-28 | 2003-04-29 | Sharp Laboratories Of America, Inc. | Method of making air gaps copper interconnect |
US6726069B2 (en) * | 2002-02-01 | 2004-04-27 | Jonathan Machover | Beverage bottle holder |
JP4487566B2 (ja) * | 2002-04-03 | 2010-06-23 | 日本電気株式会社 | 半導体装置及びその製造方法 |
US6872666B2 (en) * | 2002-11-06 | 2005-03-29 | Intel Corporation | Method for making a dual damascene interconnect using a dual hard mask |
US6869542B2 (en) * | 2003-03-12 | 2005-03-22 | International Business Machines Corporation | Hard mask integrated etch process for patterning of silicon oxide and other dielectric materials |
US7071539B2 (en) * | 2003-07-28 | 2006-07-04 | International Business Machines Corporation | Chemical planarization performance for copper/low-k interconnect structures |
US7057287B2 (en) * | 2003-08-21 | 2006-06-06 | International Business Machines Corporation | Dual damascene integration of ultra low dielectric constant porous materials |
US20050064701A1 (en) * | 2003-09-19 | 2005-03-24 | International Business Machines Corporation | Formation of low resistance via contacts in interconnect structures |
US7091612B2 (en) * | 2003-10-14 | 2006-08-15 | Infineon Technologies Ag | Dual damascene structure and method |
US7088003B2 (en) * | 2004-02-19 | 2006-08-08 | International Business Machines Corporation | Structures and methods for integration of ultralow-k dielectrics with improved reliability |
US7009280B2 (en) * | 2004-04-28 | 2006-03-07 | International Business Machines Corporation | Low-k interlevel dielectric layer (ILD) |
-
2006
- 2006-05-08 US US11/429,709 patent/US7695897B2/en not_active Expired - Fee Related
-
2007
- 2007-05-02 TW TW096115647A patent/TW200811996A/zh unknown
- 2007-05-03 WO PCT/US2007/010770 patent/WO2007133472A1/en active Application Filing
- 2007-05-03 CN CN2007800157612A patent/CN101553907B/zh not_active Expired - Fee Related
- 2007-05-03 EP EP07794523A patent/EP2024993A4/en not_active Withdrawn
-
2010
- 2010-04-12 US US12/758,431 patent/US20100196806A1/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5980979A (en) * | 1997-06-20 | 1999-11-09 | Advanced Micro Devices, Inc. | Method for consistently forming low resistance contact structures involving the removal of adhesion layer particles blocking via openings |
CN1505834A (zh) * | 2001-02-28 | 2004-06-16 | 国际商业机器公司 | 包含多层旋涂多孔介电质的低k互连结构 |
US6724069B2 (en) * | 2001-04-05 | 2004-04-20 | International Business Machines Corporation | Spin-on cap layer, and semiconductor device containing same |
Also Published As
Publication number | Publication date |
---|---|
TW200811996A (en) | 2008-03-01 |
US7695897B2 (en) | 2010-04-13 |
EP2024993A4 (en) | 2011-08-10 |
CN101553907A (zh) | 2009-10-07 |
EP2024993A1 (en) | 2009-02-18 |
US20100196806A1 (en) | 2010-08-05 |
US20070259291A1 (en) | 2007-11-08 |
WO2007133472A1 (en) | 2007-11-22 |
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