KR0172275B1 - 플래쉬 이이피롬 셀의 접합부 형성방법 - Google Patents
플래쉬 이이피롬 셀의 접합부 형성방법 Download PDFInfo
- Publication number
- KR0172275B1 KR0172275B1 KR1019950014561A KR19950014561A KR0172275B1 KR 0172275 B1 KR0172275 B1 KR 0172275B1 KR 1019950014561 A KR1019950014561 A KR 1019950014561A KR 19950014561 A KR19950014561 A KR 19950014561A KR 0172275 B1 KR0172275 B1 KR 0172275B1
- Authority
- KR
- South Korea
- Prior art keywords
- forming
- junction
- impurity
- impurity region
- ddd
- 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
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B69/00—Erasable-and-programmable ROM [EPROM] devices not provided for in groups H10B41/00 - H10B63/00, e.g. ultraviolet erasable-and-programmable ROM [UVEPROM] devices
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B41/00—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates
Landscapes
- Non-Volatile Memory (AREA)
- Semiconductor Memories (AREA)
Abstract
Description
Claims (3)
- 실리콘 기판 상부에 터널 산화막을 형성하고, 선택된 영역에 플로팅 게이트, 유전체막, 컨트롤 게이트 및 산화막이 순차적으로 적층된 스택 게이트 구조를 형성하는 단계와, 상기 스택 게이트 구조를 포함한 전체 구조 상부에 질화막을 얇게 형성하는 단계와, 제 1 사입사 불순물 주입공정을 실시하여 상기 실리콘 기판의 접합부 영역에 제 1 불순물 영역을 형성하는 단계와, 상기 스택 게이트 구조의 측벽에 스페이서 산화막을 형성한 후, 제 2 사입사 불순물 주입공정을 실시하여 상기 제 1 불순물 영역내에 포함되는 제 2 불순물 영역을 형성하여 상기 제 1 및 2 불순물 영역으로 이루어진 변형된 DDD 구조의 접합부가 형성되는 단계로 이루어지는 것을 특징으로 하는 플래쉬 이이피롬 셀의 접합부 형성방법.
- 제1항에 있어서, 상기 변형된 DDD 구조의 접합부는 상기 스택 게이트 구조와 중첩되는 부분에서 DDD 구조가 되고, 상기 스택 게이트 구조와 중첩되지 않는 부분에서 DDD 구조가 되지 않는 것을 특징으로 하는 플래쉬 이이피롬 셀의 접합부 형성방법.
- 제1항에 있어서, 상기 제 1 불순물 영역을 형성하기 위한 제 1 사입사 불순물 주입공정은 100 내지 160 KeV의 에너지로 실시되고, 상기 제 2 불순물 영역을 형성하기 위한 제 2 사입사 불순물 주입공정은 40 내지 100 KeV의 에너지로 실시되는 것을 특징으로 하는 플래쉬 이이피롬 셀의 접합부 형성방법.
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950014561A KR0172275B1 (ko) | 1995-06-02 | 1995-06-02 | 플래쉬 이이피롬 셀의 접합부 형성방법 |
| JP8133120A JP2907774B2 (ja) | 1995-06-02 | 1996-05-28 | フラッシュeepromセルの接合部の形成方法 |
| GB9611181A GB2301709B (en) | 1995-06-02 | 1996-05-29 | Method of forming a junction in a flash eeprom cell |
| TW085106372A TW299501B (ko) | 1995-06-02 | 1996-05-29 | |
| DE19621753A DE19621753B4 (de) | 1995-06-02 | 1996-05-30 | Verfahren zur Bildung eines Übergangs in Fremdionengebieten einer EEPROM-Flashzelle mittels Schrägwinkel-Fremdionen-Implantation |
| US08/656,446 US5770502A (en) | 1995-06-02 | 1996-05-31 | Method of forming a junction in a flash EEPROM cell by tilt angle implanting |
| CN96110354A CN1050692C (zh) | 1995-06-02 | 1996-06-01 | 一种在快速eeprom单元中形成结的方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1019950014561A KR0172275B1 (ko) | 1995-06-02 | 1995-06-02 | 플래쉬 이이피롬 셀의 접합부 형성방법 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR970004028A KR970004028A (ko) | 1997-01-29 |
| KR0172275B1 true KR0172275B1 (ko) | 1999-02-01 |
Family
ID=19416389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019950014561A Expired - Fee Related KR0172275B1 (ko) | 1995-06-02 | 1995-06-02 | 플래쉬 이이피롬 셀의 접합부 형성방법 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US5770502A (ko) |
| JP (1) | JP2907774B2 (ko) |
| KR (1) | KR0172275B1 (ko) |
| CN (1) | CN1050692C (ko) |
| DE (1) | DE19621753B4 (ko) |
| GB (1) | GB2301709B (ko) |
| TW (1) | TW299501B (ko) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW417256B (en) | 1997-01-31 | 2001-01-01 | Seiko Epson Corp | Semiconductor MOS device and its manufacturing method |
| US5896314A (en) * | 1997-03-05 | 1999-04-20 | Macronix International Co., Ltd. | Asymmetric flash EEPROM with a pocket to focus electron injection and a manufacturing method therefor |
| US6083794A (en) * | 1997-07-10 | 2000-07-04 | International Business Machines Corporation | Method to perform selective drain engineering with a non-critical mask |
| US6168637B1 (en) * | 1997-12-16 | 2001-01-02 | Advanced Micro Devices, Inc. | Use of a large angle implant and current structure for eliminating a critical mask in flash memory processing |
| TW434754B (en) * | 1998-08-20 | 2001-05-16 | United Microelectronics Corp | Structure of high-voltage semiconductor device and its manufacturing method |
| DE19927287C2 (de) * | 1999-06-15 | 2001-08-23 | Infineon Technologies Ag | Verfahren zur Herstellung einer nichtflüchtigen Halbleiter-Speicherzelle, eines nichtflüchtigen symmetrischen Halbleiter-Speicherzellenpaares und einer Vielzahl von seriell angeordneten nichtflüchtigen Halbleiter-Speicherzellen |
| KR20010004263A (ko) | 1999-06-28 | 2001-01-15 | 김영환 | 스택게이트 플래쉬 이이피롬 셀의 게이트 형성 방법 |
| KR20010004985A (ko) * | 1999-06-30 | 2001-01-15 | 김영환 | 플래쉬 메모리 소자의 게이트 형성 방법 |
| US6750122B1 (en) | 1999-09-29 | 2004-06-15 | Infineon Technologies Ag | Semiconductor device formed with an oxygen implant step |
| US6297098B1 (en) | 1999-11-01 | 2001-10-02 | Taiwan Semiconductor Manufacturing Company | Tilt-angle ion implant to improve junction breakdown in flash memory application |
| KR100415517B1 (ko) * | 2000-06-30 | 2004-01-31 | 주식회사 하이닉스반도체 | 플래쉬 메모리 소자의 제조 방법 |
| US6284603B1 (en) | 2000-07-12 | 2001-09-04 | Chartered Semiconductor Manufacturing Inc. | Flash memory cell structure with improved channel punch-through characteristics |
| KR100377161B1 (ko) * | 2000-12-30 | 2003-03-26 | 주식회사 하이닉스반도체 | 마스크롬 및 그의 제조 방법 |
| US20020123180A1 (en) | 2001-03-01 | 2002-09-05 | Peter Rabkin | Transistor and memory cell with ultra-short gate feature and method of fabricating the same |
| US6818504B2 (en) * | 2001-08-10 | 2004-11-16 | Hynix Semiconductor America, Inc. | Processes and structures for self-aligned contact non-volatile memory with peripheral transistors easily modifiable for various technologies and applications |
| KR100467019B1 (ko) * | 2002-07-05 | 2005-01-24 | 삼성전자주식회사 | 자기정렬 트렌치 소자분리구조를 갖는 플래시 메모리 소자및 그 제조방법 |
| US7566929B2 (en) | 2002-07-05 | 2009-07-28 | Samsung Electronics Co., Ltd. | Nonvolatile memory devices having floating gate electrodes with nitrogen-doped layers on portions thereof |
| US6828202B1 (en) * | 2002-10-01 | 2004-12-07 | T-Ram, Inc. | Semiconductor region self-aligned with ion implant shadowing |
| CN100392839C (zh) * | 2003-10-31 | 2008-06-04 | 中芯国际集成电路制造(上海)有限公司 | 一种离子布植制程的监控方法 |
| KR100689673B1 (ko) * | 2004-05-10 | 2007-03-09 | 주식회사 하이닉스반도체 | 반도체소자의 불균일 이온주입 방법 |
| DE102004063691B4 (de) * | 2004-05-10 | 2019-01-17 | Hynix Semiconductor Inc. | Verfahren zum Implantieren von Ionen in einem Halbleiterbauelement |
| US7294882B2 (en) * | 2004-09-28 | 2007-11-13 | Sandisk Corporation | Non-volatile memory with asymmetrical doping profile |
| US7205186B2 (en) * | 2004-12-29 | 2007-04-17 | Taiwan Semiconductor Manufacturing Company, Ltd. | System and method for suppressing oxide formation |
| US7977186B2 (en) * | 2006-09-28 | 2011-07-12 | Sandisk Corporation | Providing local boosting control implant for non-volatile memory |
| US7705387B2 (en) * | 2006-09-28 | 2010-04-27 | Sandisk Corporation | Non-volatile memory with local boosting control implant |
| US7732310B2 (en) * | 2006-12-05 | 2010-06-08 | Taiwan Semiconductor Manufacturing Company, Ltd. | Sidewall memory with self-aligned asymmetrical source and drain configuration |
| CN102129976B (zh) * | 2010-01-18 | 2013-03-13 | 上海华虹Nec电子有限公司 | Eeprom的浮栅制造方法及其制造的浮栅 |
| CN102299063A (zh) * | 2010-06-23 | 2011-12-28 | 中芯国际集成电路制造(上海)有限公司 | 一种半导体器件的制造方法 |
| CN103094284B (zh) * | 2011-10-31 | 2016-03-16 | 中芯国际集成电路制造(上海)有限公司 | Eeprom存储器及其制作方法 |
| CN103187251B (zh) * | 2011-12-31 | 2015-11-25 | 中芯国际集成电路制造(上海)有限公司 | 晶体管的形成方法 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01189966A (ja) * | 1988-01-25 | 1989-07-31 | Ricoh Co Ltd | 不揮発性半導体メモリ装置 |
| JPH02209773A (ja) * | 1989-02-09 | 1990-08-21 | Kawasaki Steel Corp | 半導体不揮発性mos形メモリ |
| KR940010930B1 (ko) * | 1990-03-13 | 1994-11-19 | 가부시키가이샤 도시바 | 반도체장치의 제조방법 |
| US5021848A (en) * | 1990-03-13 | 1991-06-04 | Chiu Te Long | Electrically-erasable and electrically-programmable memory storage devices with self aligned tunnel dielectric area and the method of fabricating thereof |
| JPH088318B2 (ja) * | 1990-05-09 | 1996-01-29 | 株式会社東芝 | 不揮発性半導体メモリ装置の製造方法 |
| JP2817393B2 (ja) * | 1990-11-14 | 1998-10-30 | 日本電気株式会社 | 半導体記憶装置の製造方法 |
| JPH04274370A (ja) * | 1991-03-01 | 1992-09-30 | Matsushita Electron Corp | 半導体装置およびその製造方法と半導体集積回路 |
| JP3015498B2 (ja) * | 1991-05-28 | 2000-03-06 | 株式会社東芝 | 不揮発性半導体記憶装置の製造方法 |
| US5190887A (en) * | 1991-12-30 | 1993-03-02 | Intel Corporation | Method of making electrically erasable and electrically programmable memory cell with extended cycling endurance |
| US5413946A (en) * | 1994-09-12 | 1995-05-09 | United Microelectronics Corporation | Method of making flash memory cell with self-aligned tunnel dielectric area |
-
1995
- 1995-06-02 KR KR1019950014561A patent/KR0172275B1/ko not_active Expired - Fee Related
-
1996
- 1996-05-28 JP JP8133120A patent/JP2907774B2/ja not_active Expired - Fee Related
- 1996-05-29 TW TW085106372A patent/TW299501B/zh not_active IP Right Cessation
- 1996-05-29 GB GB9611181A patent/GB2301709B/en not_active Expired - Fee Related
- 1996-05-30 DE DE19621753A patent/DE19621753B4/de not_active Expired - Fee Related
- 1996-05-31 US US08/656,446 patent/US5770502A/en not_active Expired - Lifetime
- 1996-06-01 CN CN96110354A patent/CN1050692C/zh not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| GB2301709B (en) | 1999-04-21 |
| US5770502A (en) | 1998-06-23 |
| JP2907774B2 (ja) | 1999-06-21 |
| GB2301709A (en) | 1996-12-11 |
| CN1146628A (zh) | 1997-04-02 |
| TW299501B (ko) | 1997-03-01 |
| CN1050692C (zh) | 2000-03-22 |
| GB9611181D0 (en) | 1996-07-31 |
| DE19621753A1 (de) | 1996-12-05 |
| KR970004028A (ko) | 1997-01-29 |
| DE19621753B4 (de) | 2006-01-05 |
| JPH08330457A (ja) | 1996-12-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR0172275B1 (ko) | 플래쉬 이이피롬 셀의 접합부 형성방법 | |
| KR970705837A (ko) | 고밀도 메모리를 위한 자기 · 정렬 소스 공정(process for self-aligned source for high density memory) | |
| US5789295A (en) | Method of eliminating or reducing poly1 oxidation at stacked gate edge in flash EPROM process | |
| KR100668748B1 (ko) | 게이트-관통 이온주입을 이용한 반도체소자의 제조방법 | |
| US6365449B1 (en) | Process for making a non-volatile memory cell with a polysilicon spacer defined select gate | |
| KR100301244B1 (ko) | 플래쉬 메모리 소자 제조 방법 | |
| KR100624922B1 (ko) | 플래쉬 메모리 소자의 제조방법 | |
| KR100335777B1 (ko) | 플래쉬이이피롬셀제조방법 | |
| KR19990060607A (ko) | 비휘발성 메모리 장치 및 그 제조 방법 | |
| KR100317487B1 (ko) | 플래쉬 메모리 소자의 제조방법 | |
| KR100359771B1 (ko) | 이이피롬 제조 방법 | |
| KR100423576B1 (ko) | 플래쉬 메모리 소자의 제조 방법 | |
| KR0155827B1 (ko) | 불휘발성 반도체 장치의 소자분리방법 | |
| KR100487504B1 (ko) | 서로 다른 게이트 스페이서 형성 방법 | |
| KR100230797B1 (ko) | 플래시 이이피롬 셀 제조방법 | |
| KR20040062276A (ko) | 플래시 메모리 소자의 주변 트랜지스터 형성방법 | |
| KR100246350B1 (ko) | 플래시이이피롬및그제조방법 | |
| KR930007101B1 (ko) | 셀프 ldd 접합 트랜지스터 제조방법 | |
| KR20070013032A (ko) | 플래쉬 메모리 소자의 제조방법 | |
| KR0171734B1 (ko) | 반도체 소자의 모스 트랜지스터 제조방법 | |
| KR20000038867A (ko) | 플래쉬 메모리 소자의 제조방법 | |
| KR20000044878A (ko) | 플래쉬 메모리 셀의 제조 방법 | |
| KR19980057065A (ko) | 플래시 메모리 장치 제조방법 | |
| KR19990016939A (ko) | 모스트랜지스터의 제조방법 | |
| KR19980014966A (ko) | 플래쉬 메모리 셀 및 그 제조 방법 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| PA0109 | Patent application |
St.27 status event code: A-0-1-A10-A12-nap-PA0109 |
|
| PA0201 | Request for examination |
St.27 status event code: A-1-2-D10-D11-exm-PA0201 |
|
| R17-X000 | Change to representative recorded |
St.27 status event code: A-3-3-R10-R17-oth-X000 |
|
| PG1501 | Laying open of application |
St.27 status event code: A-1-1-Q10-Q12-nap-PG1501 |
|
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
St.27 status event code: A-1-2-D10-D21-exm-PE0902 |
|
| T11-X000 | Administrative time limit extension requested |
St.27 status event code: U-3-3-T10-T11-oth-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 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| 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 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 6 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 7 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 8 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 9 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 10 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 11 |
|
| R17-X000 | Change to representative recorded |
St.27 status event code: A-5-5-R10-R17-oth-X000 |
|
| 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 |
|
| FPAY | Annual fee payment |
Payment date: 20110923 Year of fee payment: 14 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 14 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| FPAY | Annual fee payment |
Payment date: 20120921 Year of fee payment: 15 |
|
| PR1001 | Payment of annual fee |
St.27 status event code: A-4-4-U10-U11-oth-PR1001 Fee payment year number: 15 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| LAPS | Lapse due to unpaid annual fee | ||
| PC1903 | Unpaid annual fee |
St.27 status event code: A-4-4-U10-U13-oth-PC1903 Not in force date: 20131024 Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE |
|
| PC1903 | Unpaid annual fee |
St.27 status event code: N-4-6-H10-H13-oth-PC1903 Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE Not in force date: 20131024 |
|
| PN2301 | Change of applicant |
St.27 status event code: A-5-5-R10-R13-asn-PN2301 St.27 status event code: A-5-5-R10-R11-asn-PN2301 |
|
| P22-X000 | Classification modified |
St.27 status event code: A-4-4-P10-P22-nap-X000 |