JP5150022B2 - メモリセルキャパシタ構造におけるメモリセルキャパシタプレートの形成方法 - Google Patents
メモリセルキャパシタ構造におけるメモリセルキャパシタプレートの形成方法 Download PDFInfo
- Publication number
- JP5150022B2 JP5150022B2 JP2000608421A JP2000608421A JP5150022B2 JP 5150022 B2 JP5150022 B2 JP 5150022B2 JP 2000608421 A JP2000608421 A JP 2000608421A JP 2000608421 A JP2000608421 A JP 2000608421A JP 5150022 B2 JP5150022 B2 JP 5150022B2
- Authority
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- Japan
- Prior art keywords
- memory cell
- layer
- cell capacitor
- platinum
- capacitor plate
- 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.)
- Expired - Fee Related
Links
- 239000003990 capacitor Substances 0.000 title claims description 106
- 238000000034 method Methods 0.000 title claims description 66
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 113
- 229910052697 platinum Inorganic materials 0.000 claims description 57
- 230000008569 process Effects 0.000 claims description 26
- 230000015572 biosynthetic process Effects 0.000 claims description 16
- 239000000758 substrate Substances 0.000 claims description 13
- 238000000151 deposition Methods 0.000 claims description 6
- 238000001020 plasma etching Methods 0.000 claims description 4
- 238000004544 sputter deposition Methods 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 139
- 239000000463 material Substances 0.000 description 70
- 239000001301 oxygen Substances 0.000 description 21
- 229910052760 oxygen Inorganic materials 0.000 description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 19
- 238000005530 etching Methods 0.000 description 18
- 239000007772 electrode material Substances 0.000 description 16
- 239000004020 conductor Substances 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 13
- 238000003860 storage Methods 0.000 description 13
- 239000010408 film Substances 0.000 description 8
- 229910052751 metal Inorganic materials 0.000 description 7
- 239000002184 metal Substances 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 6
- 238000005137 deposition process Methods 0.000 description 5
- KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 4
- 238000005229 chemical vapour deposition Methods 0.000 description 4
- 229910052741 iridium Inorganic materials 0.000 description 4
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 4
- 238000000059 patterning Methods 0.000 description 4
- 229910052707 ruthenium Inorganic materials 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 239000011241 protective layer Substances 0.000 description 3
- 230000002829 reductive effect Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000000873 masking effect Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000005240 physical vapour deposition Methods 0.000 description 2
- 238000000623 plasma-assisted chemical vapour deposition Methods 0.000 description 2
- -1 platinum ions Chemical class 0.000 description 2
- 230000001681 protective effect Effects 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
- 239000000126 substance Substances 0.000 description 2
- 231100000331 toxic Toxicity 0.000 description 2
- 230000002588 toxic effect Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- HTXDPTMKBJXEOW-UHFFFAOYSA-N dioxoiridium Chemical compound O=[Ir]=O HTXDPTMKBJXEOW-UHFFFAOYSA-N 0.000 description 1
- 210000005069 ears Anatomy 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000005621 ferroelectricity Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 229910000457 iridium oxide Inorganic materials 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 229920002120 photoresistant polymer Polymers 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 1
- 229920005591 polysilicon Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 229910001925 ruthenium oxide Inorganic materials 0.000 description 1
- WOCIAKWEIIZHES-UHFFFAOYSA-N ruthenium(iv) oxide Chemical compound O=[Ru]=O WOCIAKWEIIZHES-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B12/00—Dynamic random access memory [DRAM] devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
- H10D1/692—Electrodes
-
- 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
-
- 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
- H01L21/76885—By forming conductive members before deposition of protective insulating material, e.g. pillars, studs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/60—Capacitors
- H10D1/68—Capacitors having no potential barriers
- H10D1/682—Capacitors having no potential barriers having dielectrics comprising perovskite structures
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)
- Semiconductor Memories (AREA)
- Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/281,866 | 1999-03-31 | ||
| US09/281,866 US6268260B1 (en) | 1999-03-31 | 1999-03-31 | Methods of forming memory cell capacitor plates in memory cell capacitor structures |
| PCT/US2000/008638 WO2000059011A2 (en) | 1999-03-31 | 2000-03-30 | Memory cell capacitor plate |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012118381A Division JP2012186499A (ja) | 1999-03-31 | 2012-05-24 | メモリセルキャパシタ構造におけるメモリセルキャパシタプレートの形成方法 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2002540626A JP2002540626A (ja) | 2002-11-26 |
| JP2002540626A5 JP2002540626A5 (enExample) | 2007-05-31 |
| JP5150022B2 true JP5150022B2 (ja) | 2013-02-20 |
Family
ID=23079096
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000608421A Expired - Fee Related JP5150022B2 (ja) | 1999-03-31 | 2000-03-30 | メモリセルキャパシタ構造におけるメモリセルキャパシタプレートの形成方法 |
| JP2012118381A Withdrawn JP2012186499A (ja) | 1999-03-31 | 2012-05-24 | メモリセルキャパシタ構造におけるメモリセルキャパシタプレートの形成方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012118381A Withdrawn JP2012186499A (ja) | 1999-03-31 | 2012-05-24 | メモリセルキャパシタ構造におけるメモリセルキャパシタプレートの形成方法 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6268260B1 (enExample) |
| JP (2) | JP5150022B2 (enExample) |
| KR (2) | KR100751744B1 (enExample) |
| WO (1) | WO2000059011A2 (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10022656B4 (de) | 2000-04-28 | 2006-07-06 | Infineon Technologies Ag | Verfahren zum Entfernen von Strukturen |
| KR100359299B1 (en) * | 2001-03-26 | 2002-11-07 | Samsung Electronics Co Ltd | Semiconductor memory device having resist pattern and method for forming metal contact thereof |
| KR100487558B1 (ko) * | 2003-03-03 | 2005-05-03 | 삼성전자주식회사 | 반실린더형 캐패시터를 갖는 강유전체 메모리 소자 및 그제조방법 |
| KR100615092B1 (ko) * | 2004-08-16 | 2006-08-23 | 삼성전자주식회사 | 노드 도전막 패턴들에 각각 자기 정렬시킨 하부 전극들을갖는 에프. 램들 및 그 형성방법들 |
| KR101457927B1 (ko) * | 2007-06-12 | 2014-11-07 | 후지필름 가부시키가이샤 | 네가티브 톤 현상용 레지스트 조성물 및 이것을 사용한 패턴형성방법 |
| KR101435520B1 (ko) | 2008-08-11 | 2014-09-01 | 삼성전자주식회사 | 반도체 소자 및 반도체 소자의 패턴 형성 방법 |
| KR101540083B1 (ko) | 2008-10-22 | 2015-07-30 | 삼성전자주식회사 | 반도체 소자의 패턴 형성 방법 |
Family Cites Families (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2799566B2 (ja) * | 1985-11-14 | 1998-09-17 | セイコーインスツルメンツ株式会社 | 半導体装置の製造方法 |
| US5283201A (en) | 1988-05-17 | 1994-02-01 | Advanced Power Technology, Inc. | High density power device fabrication process |
| WO1991016731A1 (fr) | 1990-04-24 | 1991-10-31 | Seiko Epson Corporation | Dispositif a semiconducteur avec materiau ferro-electrique et procede de production de ce dispositif |
| US5142437A (en) | 1991-06-13 | 1992-08-25 | Ramtron Corporation | Conducting electrode layers for ferroelectric capacitors in integrated circuits and method |
| JPH06151749A (ja) * | 1992-11-04 | 1994-05-31 | Mitsubishi Electric Corp | 半導体装置およびその製造方法 |
| US5392189A (en) | 1993-04-02 | 1995-02-21 | Micron Semiconductor, Inc. | Capacitor compatible with high dielectric constant materials having two independent insulative layers and the method for forming same |
| JP2550852B2 (ja) | 1993-04-12 | 1996-11-06 | 日本電気株式会社 | 薄膜キャパシタの製造方法 |
| JP3267389B2 (ja) * | 1993-06-23 | 2002-03-18 | 沖電気工業株式会社 | メモリセルのキャパシタ形成方法 |
| US5504041A (en) * | 1994-08-01 | 1996-04-02 | Texas Instruments Incorporated | Conductive exotic-nitride barrier layer for high-dielectric-constant materials |
| JPH0897219A (ja) * | 1994-09-26 | 1996-04-12 | Hitachi Ltd | 導電体の形成方法 |
| US5464786A (en) | 1994-10-24 | 1995-11-07 | Micron Technology, Inc. | Method for forming a capacitor having recessed lateral reaction barrier layer edges |
| US5801916A (en) | 1995-11-13 | 1998-09-01 | Micron Technology, Inc. | Pre-patterned contact fill capacitor for dielectric etch protection |
| US5789320A (en) | 1996-04-23 | 1998-08-04 | International Business Machines Corporation | Plating of noble metal electrodes for DRAM and FRAM |
| JPH10107223A (ja) * | 1996-10-02 | 1998-04-24 | Texas Instr Japan Ltd | 誘電体キャパシタ及び誘電体メモリ装置と、これらの製造方法 |
| JP3114640B2 (ja) * | 1997-02-14 | 2000-12-04 | 日本電気株式会社 | 半導体装置の製造方法 |
| JPH10289985A (ja) * | 1997-04-14 | 1998-10-27 | Mitsubishi Electric Corp | キャパシタを有する半導体装置の製造方法 |
| KR100230418B1 (ko) * | 1997-04-17 | 1999-11-15 | 윤종용 | 백금족 금속층 형성방법 및 이를 이용한 커패시터 제조방법 |
| JPH10335604A (ja) * | 1997-06-02 | 1998-12-18 | Mitsubishi Electric Corp | 半導体メモリ装置及びその製造方法 |
| JPH10340871A (ja) * | 1997-06-06 | 1998-12-22 | Toshiba Corp | 研磨方法及び半導体装置の製造方法 |
| JP3569112B2 (ja) * | 1997-07-17 | 2004-09-22 | 株式会社東芝 | 半導体集積回路およびその製造方法 |
| JPH1187644A (ja) * | 1997-09-01 | 1999-03-30 | Sony Corp | Dramの製造方法 |
| JPH11214653A (ja) * | 1998-01-28 | 1999-08-06 | Toshiba Corp | 半導体装置およびその製造方法 |
| JP3226166B2 (ja) * | 1998-02-06 | 2001-11-05 | ソニー株式会社 | 強誘電体キャパシタおよびその製造方法並びに強誘電体メモリ |
| JP3905977B2 (ja) * | 1998-05-22 | 2007-04-18 | 株式会社東芝 | 半導体装置の製造方法 |
| JP4809961B2 (ja) * | 1998-08-07 | 2011-11-09 | 株式会社東芝 | 半導体装置及びその製造方法 |
| JP2000243931A (ja) * | 1998-12-22 | 2000-09-08 | Toshiba Corp | 半導体装置及びその製造方法 |
| JP2000260957A (ja) * | 1999-03-12 | 2000-09-22 | Hitachi Ltd | 半導体装置の製造方法 |
-
1999
- 1999-03-31 US US09/281,866 patent/US6268260B1/en not_active Expired - Lifetime
-
2000
- 2000-03-30 KR KR1020017012473A patent/KR100751744B1/ko not_active Expired - Fee Related
- 2000-03-30 WO PCT/US2000/008638 patent/WO2000059011A2/en not_active Ceased
- 2000-03-30 JP JP2000608421A patent/JP5150022B2/ja not_active Expired - Fee Related
- 2000-03-30 KR KR1020067022888A patent/KR100751745B1/ko not_active Expired - Fee Related
-
2012
- 2012-05-24 JP JP2012118381A patent/JP2012186499A/ja not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JP2012186499A (ja) | 2012-09-27 |
| KR100751745B1 (ko) | 2007-08-27 |
| US6268260B1 (en) | 2001-07-31 |
| KR100751744B1 (ko) | 2007-08-24 |
| JP2002540626A (ja) | 2002-11-26 |
| KR20020003227A (ko) | 2002-01-10 |
| KR20060129099A (ko) | 2006-12-14 |
| WO2000059011A2 (en) | 2000-10-05 |
| WO2000059011A3 (en) | 2001-02-22 |
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