KR100790859B1 - 수직 나노튜브를 이용한 비휘발성 메모리 소자 - Google Patents

수직 나노튜브를 이용한 비휘발성 메모리 소자 Download PDF

Info

Publication number
KR100790859B1
KR100790859B1 KR1020020071041A KR20020071041A KR100790859B1 KR 100790859 B1 KR100790859 B1 KR 100790859B1 KR 1020020071041 A KR1020020071041 A KR 1020020071041A KR 20020071041 A KR20020071041 A KR 20020071041A KR 100790859 B1 KR100790859 B1 KR 100790859B1
Authority
KR
South Korea
Prior art keywords
memory device
nanotube
nanotubes
silicon
film
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 - Lifetime
Application number
KR1020020071041A
Other languages
English (en)
Korean (ko)
Other versions
KR20040043043A (ko
Inventor
최원봉
이조원
강호규
김정우
Original Assignee
삼성전자주식회사
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR1020020071041A priority Critical patent/KR100790859B1/ko
Priority to CNB2003101138152A priority patent/CN1317768C/zh
Priority to EP03257104A priority patent/EP1420414B1/en
Priority to DE60300477T priority patent/DE60300477T2/de
Priority to JP2003384459A priority patent/JP4047797B2/ja
Priority to US10/713,214 priority patent/US6930343B2/en
Publication of KR20040043043A publication Critical patent/KR20040043043A/ko
Priority to JP2007211348A priority patent/JP5307993B2/ja
Application granted granted Critical
Publication of KR100790859B1 publication Critical patent/KR100790859B1/ko
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
    • G11C13/02—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using elements whose operation depends upon chemical change
    • G11C13/025—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using elements whose operation depends upon chemical change using fullerenes, e.g. C60, or nanotubes, e.g. carbon or silicon nanotubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/04—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS
    • G11C16/0466—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells with charge storage in an insulating layer, e.g. metal-nitride-oxide-silicon [MNOS], silicon-oxide-nitride-oxide-silicon [SONOS]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/69—IGFETs having charge trapping gate insulators, e.g. MNOS transistors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/69—IGFETs having charge trapping gate insulators, e.g. MNOS transistors
    • H10D30/691—IGFETs having charge trapping gate insulators, e.g. MNOS transistors having more than two programming levels
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D30/00—Field-effect transistors [FET]
    • H10D30/60—Insulated-gate field-effect transistors [IGFET]
    • H10D30/69—IGFETs having charge trapping gate insulators, e.g. MNOS transistors
    • H10D30/693—Vertical IGFETs having charge trapping gate insulators
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D62/00—Semiconductor bodies, or regions thereof, of devices having potential barriers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K10/00—Organic devices specially adapted for rectifying, amplifying, oscillating or switching; Organic capacitors or resistors having potential barriers
    • H10K10/40—Organic transistors
    • H10K10/46—Field-effect transistors, e.g. organic thin-film transistors [OTFT]
    • H10K10/462—Insulated gate field-effect transistors [IGFETs]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
    • H10K85/00—Organic materials used in the body or electrodes of devices covered by this subclass
    • H10K85/20—Carbon compounds, e.g. carbon nanotubes or fullerenes
    • H10K85/221—Carbon nanotubes
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
    • G11C2213/10—Resistive cells; Technology aspects
    • G11C2213/16—Memory cell being a nanotube, e.g. suspended nanotube
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C2213/00—Indexing scheme relating to G11C13/00 for features not covered by this group
    • G11C2213/10—Resistive cells; Technology aspects
    • G11C2213/17—Memory cell being a nanowire transistor
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S977/00—Nanotechnology
    • Y10S977/902—Specified use of nanostructure
    • Y10S977/932—Specified use of nanostructure for electronic or optoelectronic application
    • Y10S977/943—Information storage or retrieval using nanostructure

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Materials Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Non-Volatile Memory (AREA)
  • Semiconductor Memories (AREA)
KR1020020071041A 2002-11-15 2002-11-15 수직 나노튜브를 이용한 비휘발성 메모리 소자 Expired - Lifetime KR100790859B1 (ko)

Priority Applications (7)

Application Number Priority Date Filing Date Title
KR1020020071041A KR100790859B1 (ko) 2002-11-15 2002-11-15 수직 나노튜브를 이용한 비휘발성 메모리 소자
CNB2003101138152A CN1317768C (zh) 2002-11-15 2003-11-04 利用垂直纳米管的非易失性存储装置
DE60300477T DE60300477T2 (de) 2002-11-15 2003-11-11 Nichtflüchtige Speichervorrichtung mit vertikalen Nanoröhren
EP03257104A EP1420414B1 (en) 2002-11-15 2003-11-11 Nonvolatile memory device utilising vertical nanotube
JP2003384459A JP4047797B2 (ja) 2002-11-15 2003-11-14 垂直ナノチューブを利用した不揮発性メモリ素子
US10/713,214 US6930343B2 (en) 2002-11-15 2003-11-17 Nonvolatile memory device utilizing a vertical nanotube
JP2007211348A JP5307993B2 (ja) 2002-11-15 2007-08-14 垂直ナノチューブを利用した不揮発性メモリ素子

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020020071041A KR100790859B1 (ko) 2002-11-15 2002-11-15 수직 나노튜브를 이용한 비휘발성 메모리 소자

Publications (2)

Publication Number Publication Date
KR20040043043A KR20040043043A (ko) 2004-05-22
KR100790859B1 true KR100790859B1 (ko) 2008-01-03

Family

ID=32171633

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020020071041A Expired - Lifetime KR100790859B1 (ko) 2002-11-15 2002-11-15 수직 나노튜브를 이용한 비휘발성 메모리 소자

Country Status (6)

Country Link
US (1) US6930343B2 (enExample)
EP (1) EP1420414B1 (enExample)
JP (2) JP4047797B2 (enExample)
KR (1) KR100790859B1 (enExample)
CN (1) CN1317768C (enExample)
DE (1) DE60300477T2 (enExample)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10250829B4 (de) * 2002-10-31 2006-11-02 Infineon Technologies Ag Nichtflüchtige Speicherzelle, Speicherzellen-Anordnung und Verfahren zum Herstellen einer nichtflüchtigen Speicherzelle
US7161218B2 (en) * 2003-06-09 2007-01-09 Nantero, Inc. One-time programmable, non-volatile field effect devices and methods of making same
US7274064B2 (en) * 2003-06-09 2007-09-25 Nanatero, Inc. Non-volatile electromechanical field effect devices and circuits using same and methods of forming same
KR101015498B1 (ko) * 2003-06-14 2011-02-21 삼성전자주식회사 수직 카본나노튜브 전계효과트랜지스터 및 그 제조방법
US7374793B2 (en) 2003-12-11 2008-05-20 International Business Machines Corporation Methods and structures for promoting stable synthesis of carbon nanotubes
US7038299B2 (en) 2003-12-11 2006-05-02 International Business Machines Corporation Selective synthesis of semiconducting carbon nanotubes
US7211844B2 (en) 2004-01-29 2007-05-01 International Business Machines Corporation Vertical field effect transistors incorporating semiconducting nanotubes grown in a spacer-defined passage
US20050167655A1 (en) 2004-01-29 2005-08-04 International Business Machines Corporation Vertical nanotube semiconductor device structures and methods of forming the same
US7829883B2 (en) 2004-02-12 2010-11-09 International Business Machines Corporation Vertical carbon nanotube field effect transistors and arrays
US7709880B2 (en) * 2004-06-09 2010-05-04 Nantero, Inc. Field effect devices having a gate controlled via a nanotube switching element
US7109546B2 (en) 2004-06-29 2006-09-19 International Business Machines Corporation Horizontal memory gain cells
JP2008505476A (ja) * 2004-06-30 2008-02-21 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ ナノワイヤによってコンタクトがとられる導電性材料の層を有する電子装置を製造する方法
KR100666187B1 (ko) * 2004-08-04 2007-01-09 학교법인 한양학원 나노선을 이용한 수직형 반도체 소자 및 이의 제조 방법
US7233071B2 (en) * 2004-10-04 2007-06-19 International Business Machines Corporation Low-k dielectric layer based upon carbon nanostructures
DE102004049452A1 (de) * 2004-10-11 2006-04-20 Infineon Technologies Ag Mikroelektronisches Halbleiterbauelement und Verfahren zum Herstellen eines mikroelektronischen Halbleiterbauelements
KR100657910B1 (ko) * 2004-11-10 2006-12-14 삼성전자주식회사 멀티비트 플래시 메모리 소자, 그 동작 방법, 및 그 제조방법
US7598544B2 (en) * 2005-01-14 2009-10-06 Nanotero, Inc. Hybrid carbon nanotude FET(CNFET)-FET static RAM (SRAM) and method of making same
US8362525B2 (en) * 2005-01-14 2013-01-29 Nantero Inc. Field effect device having a channel of nanofabric and methods of making same
US7535016B2 (en) * 2005-01-31 2009-05-19 International Business Machines Corporation Vertical carbon nanotube transistor integration
KR100688542B1 (ko) * 2005-03-28 2007-03-02 삼성전자주식회사 수직형 나노튜브 반도체소자 및 그 제조방법
US7479654B2 (en) 2005-05-09 2009-01-20 Nantero, Inc. Memory arrays using nanotube articles with reprogrammable resistance
US7838943B2 (en) * 2005-07-25 2010-11-23 International Business Machines Corporation Shared gate for conventional planar device and horizontal CNT
US7352607B2 (en) 2005-07-26 2008-04-01 International Business Machines Corporation Non-volatile switching and memory devices using vertical nanotubes
EP1763037A1 (en) 2005-09-08 2007-03-14 STMicroelectronics S.r.l. Nanotube memory cell with floating gate based on passivated nanoparticles and manufacturing process thereof
DE102005046427B4 (de) * 2005-09-28 2010-09-23 Infineon Technologies Ag Leistungstransistor mit parallelgeschalteten Nanodrähten
KR100723412B1 (ko) * 2005-11-10 2007-05-30 삼성전자주식회사 나노튜브를 이용하는 비휘발성 메모리 소자
KR100695167B1 (ko) * 2006-01-04 2007-03-14 삼성전자주식회사 다중벽 탄소나노튜브를 이용한 불휘발성 탄소나노튜브메모리 소자 및 그 동작방법
KR100721020B1 (ko) * 2006-01-20 2007-05-23 삼성전자주식회사 콘택 구조체를 포함하는 반도체 소자 및 그 형성 방법
GB0611557D0 (en) * 2006-06-12 2006-07-19 Univ Belfast Nanostructured systems and a method of manufacture of the same
KR100749751B1 (ko) 2006-08-02 2007-08-17 삼성전자주식회사 트랜지스터 및 그 제조 방법
KR100806129B1 (ko) 2006-08-02 2008-02-22 삼성전자주식회사 탄소 나노 튜브의 형성 방법
KR100745769B1 (ko) * 2006-09-11 2007-08-02 삼성전자주식회사 나노와이어 전기기계 스위칭 소자 및 그 제조방법, 상기나노와이어 전기기계 소자를 이용한 전기기계 메모리 소자
KR100820174B1 (ko) 2006-12-05 2008-04-08 한국전자통신연구원 수직구조의 탄소나노튜브를 이용한 전자소자 및 그제조방법
WO2008069485A1 (en) * 2006-12-05 2008-06-12 Electronics And Telecommunications Research Institute The electronic devices using carbon nanotubes having vertical structure and the manufacturing method thereof
US9806273B2 (en) * 2007-01-03 2017-10-31 The United States Of America As Represented By The Secretary Of The Army Field effect transistor array using single wall carbon nano-tubes
GB0801494D0 (en) * 2007-02-23 2008-03-05 Univ Ind & Acad Collaboration Nonvolatile memory electronic device using nanowire used as charge channel and nanoparticles used as charge trap and method for manufacturing the same
CN101675502A (zh) * 2007-04-19 2010-03-17 Nxp股份有限公司 包括纳米线的非易失性存储器单元及其制造方法
KR100866966B1 (ko) 2007-05-10 2008-11-06 삼성전자주식회사 비휘발성 메모리 소자, 그 제조 방법 및 반도체 패키지
KR101342476B1 (ko) 2007-05-24 2013-12-17 도꾸리쯔교세이호진 상교기쥬쯔 소고겡뀨죠 기억 소자 및 그 프로그램 전압의 저감 방법과 판독 방법
US8633537B2 (en) 2007-05-25 2014-01-21 Cypress Semiconductor Corporation Memory transistor with multiple charge storing layers and a high work function gate electrode
US8940645B2 (en) 2007-05-25 2015-01-27 Cypress Semiconductor Corporation Radical oxidation process for fabricating a nonvolatile charge trap memory device
US9449831B2 (en) 2007-05-25 2016-09-20 Cypress Semiconductor Corporation Oxide-nitride-oxide stack having multiple oxynitride layers
US20090179253A1 (en) 2007-05-25 2009-07-16 Cypress Semiconductor Corporation Oxide-nitride-oxide stack having multiple oxynitride layers
US20110018053A1 (en) * 2007-12-07 2011-01-27 Agency For Science, Technology And Research Memory cell and methods of manufacturing thereof
WO2009072984A1 (en) * 2007-12-07 2009-06-11 Agency For Science, Technology And Research A silicon-germanium nanowire structure and a method of forming the same
KR101002336B1 (ko) * 2008-02-04 2010-12-20 엘지디스플레이 주식회사 나노 디바이스, 이를 포함하는 트랜지스터, 나노 디바이스및 이를 포함하는 트랜지스터의 제조 방법
US20110117149A1 (en) * 2008-07-07 2011-05-19 Nanunanu Ltd. Inorganic nanotubes
KR20110042178A (ko) 2008-07-09 2011-04-25 큐나노 에이비 나노구조 메모리 디바이스
KR101061150B1 (ko) * 2009-05-22 2011-08-31 서울대학교산학협력단 발광 디바이스와 이의 제조 방법
US8350360B1 (en) 2009-08-28 2013-01-08 Lockheed Martin Corporation Four-terminal carbon nanotube capacitors
US8405189B1 (en) * 2010-02-08 2013-03-26 Lockheed Martin Corporation Carbon nanotube (CNT) capacitors and devices integrated with CNT capacitors
TWI476948B (zh) * 2011-01-27 2015-03-11 Hon Hai Prec Ind Co Ltd 外延結構及其製備方法
FR2980918B1 (fr) * 2011-10-04 2014-03-07 Univ Granada Point memoire ram a un transistor
CN111180525B (zh) * 2012-03-31 2023-08-08 经度快闪存储解决方案有限责任公司 具有多个氮氧化物层的氧化物氮化物氧化物堆栈
CN102931237B (zh) * 2012-10-10 2015-07-22 哈尔滨工程大学 垂直非对称环栅mosfet器件的结构及其制造方法
US9917169B2 (en) * 2014-07-02 2018-03-13 Taiwan Semiconductor Manufacturing Company Limited Semiconductor device and method of formation
US10222346B2 (en) * 2017-01-09 2019-03-05 National Research Council Of Canada Decomposable S-tetrazine based polymers for single walled carbon nanotube applications
CN110176489A (zh) * 2019-05-14 2019-08-27 中国科学院微电子研究所 纳米级晶体管及其制备方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH102002A (ja) * 1996-06-17 1998-01-06 Daiwa:Kk 排水桝と排水桝の内底形成方法
KR20020060331A (ko) * 2001-01-10 2002-07-18 윤종용 탄소나노튜브를 이용한 ｍｒａｍ 및 그 제조 방법

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3392547B2 (ja) * 1994-11-21 2003-03-31 株式会社東芝 不揮発性半導体記憶装置
JPH1093083A (ja) * 1996-09-18 1998-04-10 Toshiba Corp 半導体装置の製造方法
DE60028343T2 (de) * 1999-02-12 2007-05-24 Board Of Trustees Operating Michigan State University, East Lansing Nanokapseln mit geladenen teilchen, deren verwendung und verfahren zu ihrer herstellung
JP2001077219A (ja) * 1999-06-29 2001-03-23 Toshiba Corp 不揮発性半導体記憶装置及びその製造方法
KR100343210B1 (ko) * 1999-08-11 2002-07-10 윤종용 단일 전자 충전 ｍｎｏｓ계 메모리 및 그 구동 방법
KR100360476B1 (ko) * 2000-06-27 2002-11-08 삼성전자 주식회사 탄소나노튜브를 이용한 나노 크기 수직 트랜지스터 및 그제조방법
WO2002003482A1 (de) * 2000-07-04 2002-01-10 Infineon Technologies Ag Feldeffekttransistor
KR100791732B1 (ko) * 2000-08-22 2008-01-04 프레지던트 앤드 펠로우즈 오브 하버드 칼리지 전기 디바이스
EP1341184B1 (en) * 2002-02-09 2005-09-14 Samsung Electronics Co., Ltd. Memory device utilizing carbon nanotubes and method of fabricating the memory device
US6515325B1 (en) * 2002-03-06 2003-02-04 Micron Technology, Inc. Nanotube semiconductor devices and methods for making the same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH102002A (ja) * 1996-06-17 1998-01-06 Daiwa:Kk 排水桝と排水桝の内底形成方法
KR20020060331A (ko) * 2001-01-10 2002-07-18 윤종용 탄소나노튜브를 이용한 ｍｒａｍ 및 그 제조 방법

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
10-2002-60331

Also Published As

Publication number Publication date
US20040095837A1 (en) 2004-05-20
CN1501503A (zh) 2004-06-02
EP1420414A1 (en) 2004-05-19
JP2007329500A (ja) 2007-12-20
KR20040043043A (ko) 2004-05-22
US6930343B2 (en) 2005-08-16
CN1317768C (zh) 2007-05-23
DE60300477D1 (de) 2005-05-12
JP2004172616A (ja) 2004-06-17
EP1420414B1 (en) 2005-04-06
DE60300477T2 (de) 2006-02-23
JP4047797B2 (ja) 2008-02-13
JP5307993B2 (ja) 2013-10-02

Similar Documents

Publication Publication Date Title
KR20040043043A (ko) 수직 나노튜브를 이용한 비휘발성 메모리 소자
JP5165828B2 (ja) 炭素ナノチューブを用いるメモリ素子及びその製造方法
CN100474590C (zh) 采用垂直纳米管的存储器件
KR100459895B1 (ko) 퀀텀 도트를 가지는 메모리 소자 및 그 제조방법
KR102637107B1 (ko) 전자 소자 및 그 제조방법
US6743681B2 (en) Methods of Fabricating Gate and Storage Dielectric Stacks having Silicon-Rich-Nitride
US7408217B2 (en) Metal-insulator transition switching transistor and method for manufacturing the same
CN114651306A (zh) 具有多个极化态的铁电器件和其制造方法
JP2024525817A (ja) 薄膜半導体スイッチングデバイス
US20080277719A1 (en) Non-volatile memory cell and method of manufacturing the same
TW200405525A (en) Nanocrystal electron device
KR20210119199A (ko) 전자 소자 및 그 제조방법
JP2006237577A (ja) 不揮発性メモリ素子及びその製造方法
KR20220142953A (ko) 네거티브 커패시턴스 게이트 구조체를 갖는 전계 효과 트랜지스터
US20230371288A1 (en) Threshold voltage-modulated memory device using variable-capacitance and methods of forming the same
US6815219B2 (en) Fabrication method and structure for ferroelectric nonvolatile memory field effect transistor
KR100450825B1 (ko) 탄소나노튜브를 이용하는 메모리 소자 및 그 제조방법
WO2026025593A1 (zh) 一种垂直沟道氧化物半导体场效应晶体管及制备方法
US20220223630A1 (en) Semiconductor device with multiple zero differential transconductance and method of manufacturing same
KR100652135B1 (ko) 안정된 다층 양자점을 가지는 유기 비휘발성 메모리 소자및 이의 제조 방법
US20060186447A1 (en) Semiconductor memory and method for fabricating the same

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

R18-X000 Changes to party contact information recorded

St.27 status event code: A-3-3-R10-R18-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

PN2301 Change of applicant

St.27 status event code: A-3-3-R10-R13-asn-PN2301

St.27 status event code: A-3-3-R10-R11-asn-PN2301

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

E13-X000 Pre-grant limitation requested

St.27 status event code: A-2-3-E10-E13-lim-X000

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

FPAY Annual fee payment

Payment date: 20121115

Year of fee payment: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

FPAY Annual fee payment

Payment date: 20131122

Year of fee payment: 7

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

FPAY Annual fee payment

Payment date: 20141119

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

FPAY Annual fee payment

Payment date: 20151118

Year of fee payment: 9

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 9

FPAY Annual fee payment

Payment date: 20161121

Year of fee payment: 10

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 10

FPAY Annual fee payment

Payment date: 20171121

Year of fee payment: 11

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 11

FPAY Annual fee payment

Payment date: 20181119

Year of fee payment: 12

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 12

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 13

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 14

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 15

PC1801 Expiration of term

St.27 status event code: N-4-6-H10-H14-oth-PC1801

Not in force date: 20221116

Ip right cessation event data comment text: Termination Category : EXPIRATION_OF_DURATION

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

P22-X000 Classification modified

St.27 status event code: A-4-4-P10-P22-nap-X000

R18 Changes to party contact information recorded

Free format text: ST27 STATUS EVENT CODE: A-5-5-R10-R18-OTH-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18 Changes to party contact information recorded

Free format text: ST27 STATUS EVENT CODE: A-5-5-R10-R18-OTH-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

R18 Changes to party contact information recorded

Free format text: ST27 STATUS EVENT CODE: A-5-5-R10-R18-OTH-X000 (AS PROVIDED BY THE NATIONAL OFFICE)

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000