KR970018605A - 다이나믹 이득 메모리셀을 가진 dram 셀 어레이 - Google Patents
다이나믹 이득 메모리셀을 가진 dram 셀 어레이 Download PDFInfo
- Publication number
- KR970018605A KR970018605A KR1019960042369A KR19960042369A KR970018605A KR 970018605 A KR970018605 A KR 970018605A KR 1019960042369 A KR1019960042369 A KR 1019960042369A KR 19960042369 A KR19960042369 A KR 19960042369A KR 970018605 A KR970018605 A KR 970018605A
- Authority
- KR
- South Korea
- Prior art keywords
- transistor
- memory
- doped
- cell array
- dram cell
- Prior art date
Links
- 238000002955 isolation Methods 0.000 claims abstract 3
- 239000000758 substrate Substances 0.000 claims abstract 3
- 125000006850 spacer group Chemical group 0.000 claims abstract 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims 6
- 229910052710 silicon Inorganic materials 0.000 claims 6
- 239000010703 silicon Substances 0.000 claims 6
- 239000002184 metal Substances 0.000 claims 2
- 239000011159 matrix material Substances 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- FVBUAEGBCNSCDD-UHFFFAOYSA-N silicide(4-) Chemical group [Si-4] FVBUAEGBCNSCDD-UHFFFAOYSA-N 0.000 claims 1
- 229910021420 polycrystalline silicon Inorganic materials 0.000 abstract 3
- 229920005591 polysilicon Polymers 0.000 abstract 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 229910021421 monocrystalline silicon Inorganic materials 0.000 abstract 1
- 239000000377 silicon dioxide Substances 0.000 abstract 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/04—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body
- H01L27/06—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration
- H01L27/0611—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region
- H01L27/0617—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type
- H01L27/0629—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being a semiconductor body including a plurality of individual components in a non-repetitive configuration integrated circuits having a two-dimensional layout of components without a common active region comprising components of the field-effect type in combination with diodes, or resistors, or 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Semiconductor Memories (AREA)
- Dram (AREA)
Abstract
DRAM 셀 어레이의 모든 다이나믹 이득 메모리 셀은 선택 트랜지스터로서 평면 MOS 트랜지스터와 메모리 트랜지스터로서 수직 MOS 트랜지스터를 포함하며, 상기 MOS 트랜지스터들은 공통 소오스/드레인 영역(25)을 통해 서로 접속된다. 메모리 트랜지스터는 트렌치(23)의 적어도 한 에지를 따라 배치되는 도핑된 실리콘 게이트 전극(26)을 가진다. 트렌치에는 메모리 트랜지스터의 게이트 전극(26)과 함께 다이오드를 형성되고, 접촉부(215)를 통해 공통 소오스/드레인 영역(25)에 접속되는 역도핑된 실리콘층(28)이 제공된다.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
제3도는 세로 트렌치의 에지를 따라 배치되는 메모리 트랜지스터를 가진 다이나믹 이득 메모리 셀의 단면도.
Claims (6)
- 많은 다이나믹 이득 메모리 셀은 기판내의 집적되며, 각 메모리 셀은 평면 MOS 트랜지스터로서 구현되는 선택 트랜지스터와 수직 MOS 트랜지스터로서 구현되는 메모리 트랜지스터를 포함하며, 상기 선택 트랜지스터 및 상기 메모리 트랜지스터는 공통 소오스/드레인 영역(25)을 통해 서로 접속되며, 메모리 트랜지스터의 소오스/드레인 영역(21)은 공급전압원에 접속되며, 상기 선택 트랜지스터의 소오스/드레인(212)은 비트라인에 접속되며, 상기 선택 트랜지스터의 게이트 전극(211)은 워드라인에 접속되며, 상기 메모리 트랜지스터는 트렌치(23)의 적어도 하나의 에지를 따라 배치되는 도핑된 실리콘의 게이트 전극(26)을 가지며, 역도전형태로 도핑된 실리콘층(28)은 트렌치(23)내에 비치되며, 상기 메모리 트랜지스터의 게이트 전극(26)과 함께 다이오드를 형성하며 접촉부(215)를 통해 공통 소오스/드레인 영역(25)에 접속되는 것을 특징으로 하는 DRAM 셀 어레이.
- 제1항에 있어서, 유전체층(27)은 상기 메모리 트랜지스터의 게이트 전극(26) 및 상기 실리콘층(28) 사이에 배치되는 것을 특징으로 하는 DRAM 셀 어레이.
- 제1항 또는 제2항에 있어서, 상기 메모리 트랜지스터의 게이트 전극(16) 및 실리콘층(18)은 트렌치(13)의 에지를 따라 정렬하는 스페이서로서 각각 구현되는 것을 특징으로 하는 DRAM 셀 어레이.
- 제1항 또는 제2항에 있어서, 평행하게 뻗는 많은 세로 트렌치(23)는 기판(21)내에 제공되며, 상기 메모리 셀은 인접 메모리 셀의 메모리 트랜지스터가 세로 트렌치(23)의 반대 에지에 인접하고 공통 비트라인에 접속되는 공통 소오스/드레인 영역(212)을 통해 서로 접속되도록 행렬로 배열되며, 격리 트렌치(218)는 세로 트렌치(23)에 대해 가로로 제공되어 세로 트렌치(23)를 따라 인접한 메모리 셀을 서로 격리시키는 것을 특징으로 하는 DRAM 셀 어레이.
- 재1항 내지 제4항중 어느 한 항에 있어서, 상기 실리콘층(18)과 상기 평탄한 단부 메모리 트랜지스터의 상기 공통 소오스/드레인 영역(15)사이의 상기 접촉부(115)는 고융점 금속으로 충전된 접촉홀에 의해 구현되는 것을 특징으로 하는 DRAM 셀 어레이.
- 제1항 내지 제4항 중 어느 한 항에 있어서, 상기 실리콘층(28)과 상기 평탄한 단부 메모리 트랜지스터의 상기 공통 소오스/드레인 영역(25)상의 접촉부(215)는 금속 실리사이드 구조로 구현되는 것을 특징으로 하는 DRAM 셀 어레이.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19535496 | 1995-09-26 | ||
DE19535496.6 | 1995-09-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR970018605A true KR970018605A (ko) | 1997-04-30 |
KR100439836B1 KR100439836B1 (ko) | 2004-12-13 |
Family
ID=7773037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019960042369A KR100439836B1 (ko) | 1995-09-26 | 1996-09-25 | 다이나믹이득메모리셀을가진dram셀어레이 |
Country Status (8)
Country | Link |
---|---|
US (1) | US5854500A (ko) |
EP (1) | EP0766312B1 (ko) |
JP (1) | JP3737576B2 (ko) |
KR (1) | KR100439836B1 (ko) |
AT (1) | ATE212149T1 (ko) |
DE (1) | DE59608588D1 (ko) |
HK (1) | HK1003544A1 (ko) |
TW (1) | TW382806B (ko) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100560648B1 (ko) * | 1997-12-17 | 2006-06-21 | 지멘스 악티엔게젤샤프트 | 메모리셀장치,그제조방법및그작동방법 |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5789306A (en) * | 1996-04-18 | 1998-08-04 | Micron Technology, Inc. | Dual-masked field isolation |
DE19723936A1 (de) * | 1997-06-06 | 1998-12-10 | Siemens Ag | DRAM-Zellenanordnung und Verfahren zu deren Herstellung |
DE19800340A1 (de) * | 1998-01-07 | 1999-07-15 | Siemens Ag | Halbleiterspeicheranordnung und Verfahren zu deren Herstellung |
DE19812212A1 (de) * | 1998-03-19 | 1999-09-23 | Siemens Ag | MOS-Transistor in einer Ein-Transistor-Speicherzelle mit einem lokal verdickten Gateoxid und Herstellverfahren |
JP4439020B2 (ja) * | 1998-03-26 | 2010-03-24 | 株式会社東芝 | 半導体記憶装置及びその製造方法 |
EP0973203A3 (de) * | 1998-07-17 | 2001-02-14 | Infineon Technologies AG | Halbleiterschicht mit lateral veränderlicher Dotierung und Verfahren zu dessen Herstellung |
DE19911148C1 (de) * | 1999-03-12 | 2000-05-18 | Siemens Ag | DRAM-Zellenanordnung und Verfahren zu deren Herstellung |
DE19961779A1 (de) * | 1999-12-21 | 2001-07-05 | Infineon Technologies Ag | Integrierte dynamische Speicherzelle mit geringer Ausbreitungsfläche und Verfahren zu deren Herstellung |
US6420749B1 (en) * | 2000-06-23 | 2002-07-16 | International Business Machines Corporation | Trench field shield in trench isolation |
JP4236848B2 (ja) * | 2001-03-28 | 2009-03-11 | セイコーインスツル株式会社 | 半導体集積回路装置の製造方法 |
US6838723B2 (en) * | 2002-08-29 | 2005-01-04 | Micron Technology, Inc. | Merged MOS-bipolar capacitor memory cell |
US7224024B2 (en) * | 2002-08-29 | 2007-05-29 | Micron Technology, Inc. | Single transistor vertical memory gain cell |
US6804142B2 (en) * | 2002-11-12 | 2004-10-12 | Micron Technology, Inc. | 6F2 3-transistor DRAM gain cell |
US6956256B2 (en) | 2003-03-04 | 2005-10-18 | Micron Technology Inc. | Vertical gain cell |
US7553740B2 (en) * | 2005-05-26 | 2009-06-30 | Fairchild Semiconductor Corporation | Structure and method for forming a minimum pitch trench-gate FET with heavy body region |
US7459743B2 (en) * | 2005-08-24 | 2008-12-02 | International Business Machines Corporation | Dual port gain cell with side and top gated read transistor |
US7859026B2 (en) * | 2006-03-16 | 2010-12-28 | Spansion Llc | Vertical semiconductor device |
KR100847308B1 (ko) * | 2007-02-12 | 2008-07-21 | 삼성전자주식회사 | 반도체 소자 및 그 제조 방법. |
DE102007029756A1 (de) * | 2007-06-27 | 2009-01-02 | X-Fab Semiconductor Foundries Ag | Halbleiterstruktur zur Herstellung eines Trägerwaferkontaktes in grabenisolierten SOI-Scheiben |
JP2009094354A (ja) * | 2007-10-10 | 2009-04-30 | Toshiba Corp | 不揮発性半導体記憶装置 |
US8878292B2 (en) * | 2008-03-02 | 2014-11-04 | Alpha And Omega Semiconductor Incorporated | Self-aligned slotted accumulation-mode field effect transistor (AccuFET) structure and method |
US9882049B2 (en) * | 2014-10-06 | 2018-01-30 | Alpha And Omega Semiconductor Incorporated | Self-aligned slotted accumulation-mode field effect transistor (AccuFET) structure and method |
US20230138963A1 (en) * | 2021-10-29 | 2023-05-04 | Nanya Technology Corporation | Semiconductor device structure |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2861243B2 (ja) * | 1990-04-27 | 1999-02-24 | 日本電気株式会社 | ダイナミック型ランダムアクセスメモリセル |
TW199237B (ko) * | 1990-07-03 | 1993-02-01 | Siemens Ag | |
US5571738A (en) * | 1992-09-21 | 1996-11-05 | Advanced Micro Devices, Inc. | Method of making poly LDD self-aligned channel transistors |
US5308783A (en) * | 1992-12-16 | 1994-05-03 | Siemens Aktiengesellschaft | Process for the manufacture of a high density cell array of gain memory cells |
DE4417150C2 (de) * | 1994-05-17 | 1996-03-14 | Siemens Ag | Verfahren zur Herstellung einer Anordnung mit selbstverstärkenden dynamischen MOS-Transistorspeicherzellen |
US5661322A (en) * | 1995-06-02 | 1997-08-26 | Siliconix Incorporated | Bidirectional blocking accumulation-mode trench power MOSFET |
-
1996
- 1996-08-13 AT AT96113008T patent/ATE212149T1/de not_active IP Right Cessation
- 1996-08-13 DE DE59608588T patent/DE59608588D1/de not_active Expired - Fee Related
- 1996-08-13 EP EP96113008A patent/EP0766312B1/de not_active Expired - Lifetime
- 1996-09-18 JP JP26793196A patent/JP3737576B2/ja not_active Expired - Fee Related
- 1996-09-25 KR KR1019960042369A patent/KR100439836B1/ko not_active IP Right Cessation
- 1996-09-25 TW TW085111732A patent/TW382806B/zh not_active IP Right Cessation
- 1996-09-26 US US08/721,546 patent/US5854500A/en not_active Expired - Lifetime
-
1998
- 1998-03-27 HK HK98102640A patent/HK1003544A1/xx not_active IP Right Cessation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100560648B1 (ko) * | 1997-12-17 | 2006-06-21 | 지멘스 악티엔게젤샤프트 | 메모리셀장치,그제조방법및그작동방법 |
Also Published As
Publication number | Publication date |
---|---|
US5854500A (en) | 1998-12-29 |
TW382806B (en) | 2000-02-21 |
JPH09116026A (ja) | 1997-05-02 |
EP0766312B1 (de) | 2002-01-16 |
JP3737576B2 (ja) | 2006-01-18 |
KR100439836B1 (ko) | 2004-12-13 |
EP0766312A1 (de) | 1997-04-02 |
DE59608588D1 (de) | 2002-02-21 |
ATE212149T1 (de) | 2002-02-15 |
HK1003544A1 (en) | 1998-10-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
KR970018605A (ko) | 다이나믹 이득 메모리셀을 가진 dram 셀 어레이 | |
US8389357B2 (en) | Method of fabricating a memory device having a memory array including a plurality of memory cell transistors arranged in rows and columns | |
US7098478B2 (en) | Semiconductor memory device using vertical-channel transistors | |
US4792834A (en) | Semiconductor memory device with buried layer under groove capacitor | |
US5241496A (en) | Array of read-only memory cells, eacch of which has a one-time, voltage-programmable antifuse element constructed within a trench shared by a pair of cells | |
KR100200222B1 (ko) | 반도체 장치와 그 제조방법 | |
US7385259B2 (en) | Method of manufacturing a multilayered doped conductor for a contact in an integrated circuit device | |
US6891225B2 (en) | Dynamic semiconductor memory device | |
KR960704358A (ko) | 불휘발성 측벽 메모리 셀 및 그 제조 방법(Non-volatile sidewall memory cell method of fabricating same) | |
KR930017184A (ko) | 동적 랜덤 액세스 메모리 디바이스 및 그의 제조방법 | |
CN102709286A (zh) | 隔离结构和包含隔离结构的元件结构 | |
KR20020096808A (ko) | 축소가능한 2개의 트랜지스터 기억 소자 | |
TW357435B (en) | 4F-square memory cell having vertical floating-gate transistors with self-aligned shallow trench isolation | |
MY118306A (en) | Self- aligned diffused source vertical transistors with stack capacitors in a 4f- square memory cell array | |
EP0366882A3 (en) | An ultra dense DRAM cell array and its method of fabrication | |
US4927779A (en) | Complementary metal-oxide-semiconductor transistor and one-capacitor dynamic-random-access memory cell and fabrication process therefor | |
US6396096B1 (en) | Design layout for a dense memory cell structure | |
KR960700528A (ko) | 초고밀도의 교번 금속 가상 접지 rom(ultra-high-density alternate metal virtual ground rom) | |
KR20020060571A (ko) | 반도체 메모리 셀 어레이 구조물 형성 방법 | |
KR900019235A (ko) | 고밀도 다이나믹 ram 셀 및 이의 제조 방법 | |
KR100206716B1 (ko) | 노아형 마스크 롬 | |
US6822281B2 (en) | Trench cell for a DRAM cell array | |
US5237528A (en) | Semiconductor memory | |
US5214496A (en) | Semiconductor memory | |
US4860071A (en) | Semiconductor memory using trench capacitor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E902 | Notification of reason for refusal | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
FPAY | Annual fee payment |
Payment date: 20080625 Year of fee payment: 5 |
|
LAPS | Lapse due to unpaid annual fee |