CN1819208A - 半导体存储装置 - Google Patents
半导体存储装置 Download PDFInfo
- Publication number
- CN1819208A CN1819208A CNA2005101378579A CN200510137857A CN1819208A CN 1819208 A CN1819208 A CN 1819208A CN A2005101378579 A CNA2005101378579 A CN A2005101378579A CN 200510137857 A CN200510137857 A CN 200510137857A CN 1819208 A CN1819208 A CN 1819208A
- Authority
- CN
- China
- Prior art keywords
- upper electrode
- recess
- capacitor
- film
- dram unit
- 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.)
- Pending
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 23
- 239000003990 capacitor Substances 0.000 claims abstract description 36
- 239000000758 substrate Substances 0.000 claims abstract description 19
- 229910021332 silicide Inorganic materials 0.000 claims description 31
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical compound [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims description 31
- 238000009792 diffusion process Methods 0.000 claims description 17
- 239000012535 impurity Substances 0.000 claims description 8
- 238000002955 isolation Methods 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 abstract description 15
- 229910052710 silicon Inorganic materials 0.000 abstract description 15
- 239000010703 silicon Substances 0.000 abstract description 15
- 238000000926 separation method Methods 0.000 abstract description 9
- 239000010410 layer Substances 0.000 description 49
- 238000009413 insulation Methods 0.000 description 25
- 238000000034 method Methods 0.000 description 22
- 230000015572 biosynthetic process Effects 0.000 description 16
- 238000004519 manufacturing process Methods 0.000 description 12
- 229910021420 polycrystalline silicon Inorganic materials 0.000 description 11
- 229920005591 polysilicon Polymers 0.000 description 11
- 229920002120 photoresistant polymer Polymers 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 6
- 230000003647 oxidation Effects 0.000 description 6
- 238000007254 oxidation reaction Methods 0.000 description 6
- 230000002093 peripheral effect Effects 0.000 description 6
- 229910052581 Si3N4 Inorganic materials 0.000 description 5
- 239000011229 interlayer Substances 0.000 description 5
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 5
- 238000005530 etching Methods 0.000 description 4
- 101100204059 Caenorhabditis elegans trap-2 gene Proteins 0.000 description 3
- 230000001413 cellular effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000003989 dielectric material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000003071 parasitic effect Effects 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D1/00—Resistors, capacitors or inductors
- H10D1/01—Manufacture or treatment
- H10D1/045—Manufacture or treatment of capacitors having potential barriers, e.g. varactors
- H10D1/047—Manufacture or treatment of capacitors having potential barriers, e.g. varactors of conductor-insulator-semiconductor capacitors, e.g. trench capacitors
-
- 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
- H10B12/01—Manufacture or treatment
- H10B12/02—Manufacture or treatment for one transistor one-capacitor [1T-1C] memory cells
- H10B12/03—Making the capacitor or connections thereto
- H10B12/038—Making the capacitor or connections thereto the capacitor being in a trench in the substrate
- H10B12/0387—Making the trench
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Semiconductor Memories (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004379735A JP4781673B2 (ja) | 2004-12-28 | 2004-12-28 | 半導体記憶装置 |
| JP2004379735 | 2004-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1819208A true CN1819208A (zh) | 2006-08-16 |
Family
ID=36610422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005101378579A Pending CN1819208A (zh) | 2004-12-28 | 2005-12-28 | 半导体存储装置 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US8106437B2 (enExample) |
| JP (1) | JP4781673B2 (enExample) |
| CN (1) | CN1819208A (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101752381B (zh) * | 2008-12-10 | 2013-07-24 | 上海华虹Nec电子有限公司 | Otp器件结构及其制备方法 |
| CN115811881A (zh) * | 2021-09-13 | 2023-03-17 | 长鑫存储技术有限公司 | 半导体结构的制造方法和半导体结构 |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008042195A (ja) * | 2006-08-02 | 2008-02-21 | Qimonda Ag | 書換え可能な不揮発性メモリセル |
| DE102006036098A1 (de) * | 2006-08-02 | 2008-02-07 | Infineon Technologies Ag | Wiederprogrammierbare nichtflüchtige Speicherzelle |
| TWI418018B (zh) * | 2009-11-03 | 2013-12-01 | Taiwan Memory Corp | 電子裝置及其製造方法、記憶體裝置 |
| JP5758729B2 (ja) * | 2011-07-27 | 2015-08-05 | ローム株式会社 | 半導体装置 |
| JP2015228418A (ja) * | 2014-05-30 | 2015-12-17 | ルネサスエレクトロニクス株式会社 | 半導体集積回路装置およびその製造方法 |
| US10211347B2 (en) * | 2017-06-23 | 2019-02-19 | Qualcomm Incorporated | Transcap device architecture with reduced control voltage and improved quality factor |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5237528A (en) * | 1982-11-04 | 1993-08-17 | Hitachi, Ltd. | Semiconductor memory |
| US4939104A (en) * | 1984-10-31 | 1990-07-03 | Texas Instruments, Incorporated | Method for forming a buried lateral contact |
| JPS63258060A (ja) * | 1987-04-15 | 1988-10-25 | Nec Corp | 半導体記憶装置 |
| US4958318A (en) * | 1988-07-08 | 1990-09-18 | Eliyahou Harari | Sidewall capacitor DRAM cell |
| US6573548B2 (en) * | 1998-08-14 | 2003-06-03 | Monolithic System Technology, Inc. | DRAM cell having a capacitor structure fabricated partially in a cavity and method for operating same |
| US6468855B2 (en) * | 1998-08-14 | 2002-10-22 | Monolithic System Technology, Inc. | Reduced topography DRAM cell fabricated using a modified logic process and method for operating same |
| KR100609194B1 (ko) * | 2002-02-14 | 2006-08-02 | 마츠시타 덴끼 산교 가부시키가이샤 | 반도체장치 및 그 제조방법 |
| US6897508B2 (en) * | 2002-05-01 | 2005-05-24 | Sundew Technologies, Llc | Integrated capacitor with enhanced capacitance density and method of fabricating same |
| JP4451594B2 (ja) * | 2002-12-19 | 2010-04-14 | 株式会社ルネサステクノロジ | 半導体集積回路装置及びその製造方法 |
| JP2004311853A (ja) * | 2003-04-10 | 2004-11-04 | Matsushita Electric Ind Co Ltd | 半導体装置とその製造方法 |
| TWI223413B (en) * | 2003-11-11 | 2004-11-01 | United Microelectronics Corp | SRAM cell structure and manufacturing method thereof |
| US7019348B2 (en) * | 2004-02-26 | 2006-03-28 | Taiwan Semiconductor Manufacturing Co., Ltd. | Embedded semiconductor product with dual depth isolation regions |
| JP4476068B2 (ja) * | 2004-08-02 | 2010-06-09 | 株式会社椿本チエイン | ベアリングローラチェーン |
| JP2006049413A (ja) | 2004-08-02 | 2006-02-16 | Fujitsu Ltd | 半導体装置及びその製造方法 |
-
2004
- 2004-12-28 JP JP2004379735A patent/JP4781673B2/ja not_active Expired - Fee Related
-
2005
- 2005-12-20 US US11/311,165 patent/US8106437B2/en not_active Expired - Fee Related
- 2005-12-28 CN CNA2005101378579A patent/CN1819208A/zh active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101752381B (zh) * | 2008-12-10 | 2013-07-24 | 上海华虹Nec电子有限公司 | Otp器件结构及其制备方法 |
| CN115811881A (zh) * | 2021-09-13 | 2023-03-17 | 长鑫存储技术有限公司 | 半导体结构的制造方法和半导体结构 |
Also Published As
| Publication number | Publication date |
|---|---|
| US8106437B2 (en) | 2012-01-31 |
| JP2006186185A (ja) | 2006-07-13 |
| US20060138512A1 (en) | 2006-06-29 |
| JP4781673B2 (ja) | 2011-09-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C12 | Rejection of a patent application after its publication | ||
| RJ01 | Rejection of invention patent application after publication |