KR20050008459A - 불휘발성 반도체 기억장치 - Google Patents
불휘발성 반도체 기억장치 Download PDFInfo
- Publication number
- KR20050008459A KR20050008459A KR1020040016375A KR20040016375A KR20050008459A KR 20050008459 A KR20050008459 A KR 20050008459A KR 1020040016375 A KR1020040016375 A KR 1020040016375A KR 20040016375 A KR20040016375 A KR 20040016375A KR 20050008459 A KR20050008459 A KR 20050008459A
- Authority
- KR
- South Korea
- Prior art keywords
- impurity diffusion
- floating gate
- diffusion region
- semiconductor substrate
- region
- 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.)
- Abandoned
Links
- 239000004065 semiconductor Substances 0.000 title claims abstract description 90
- 239000012535 impurity Substances 0.000 claims abstract description 148
- 239000000758 substrate Substances 0.000 claims abstract description 75
- 238000009792 diffusion process Methods 0.000 claims description 143
- 238000000034 method Methods 0.000 claims 2
- 239000010410 layer Substances 0.000 abstract description 35
- 239000002356 single layer Substances 0.000 abstract description 5
- 238000002955 isolation Methods 0.000 description 15
- 230000005641 tunneling Effects 0.000 description 12
- 239000000969 carrier Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 239000002784 hot electron Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- 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
- H10B41/30—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates characterised by the memory core region
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G17/00—Connecting or other auxiliary members for forms, falsework structures, or shutterings
- E04G17/14—Bracing or strutting arrangements for formwalls; Devices for aligning forms
-
- 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
- H10B41/60—Electrically erasable-and-programmable ROM [EEPROM] devices comprising floating gates the control gate being a doped region, e.g. single-poly memory cell
-
- 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
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/60—Insulated-gate field-effect transistors [IGFET]
- H10D30/68—Floating-gate IGFETs
- H10D30/681—Floating-gate IGFETs having only two programming levels
- H10D30/683—Floating-gate IGFETs having only two programming levels programmed by tunnelling of carriers, e.g. Fowler-Nordheim tunnelling
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Non-Volatile Memory (AREA)
- Semiconductor Memories (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003274728A JP2005039067A (ja) | 2003-07-15 | 2003-07-15 | 不揮発性半導体記憶装置 |
| JPJP-P-2003-00274728 | 2003-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20050008459A true KR20050008459A (ko) | 2005-01-21 |
Family
ID=34056086
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020040016375A Abandoned KR20050008459A (ko) | 2003-07-15 | 2004-03-11 | 불휘발성 반도체 기억장치 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20050012138A1 (enExample) |
| JP (1) | JP2005039067A (enExample) |
| KR (1) | KR20050008459A (enExample) |
| CN (1) | CN1577868A (enExample) |
| DE (1) | DE102004003597A1 (enExample) |
| TW (1) | TWI239640B (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7078761B2 (en) * | 2004-03-05 | 2006-07-18 | Chingis Technology Corporation | Nonvolatile memory solution using single-poly pFlash technology |
| JP4548603B2 (ja) | 2005-06-08 | 2010-09-22 | セイコーエプソン株式会社 | 半導体装置 |
| JP4591691B2 (ja) * | 2005-06-07 | 2010-12-01 | セイコーエプソン株式会社 | 半導体装置 |
| JP2006344735A (ja) * | 2005-06-08 | 2006-12-21 | Seiko Epson Corp | 半導体装置 |
| JP4849517B2 (ja) * | 2005-11-28 | 2012-01-11 | ルネサスエレクトロニクス株式会社 | 不揮発性メモリセル及びｅｅｐｒｏｍ |
| JP4622902B2 (ja) * | 2006-03-17 | 2011-02-02 | セイコーエプソン株式会社 | 不揮発性半導体記憶装置 |
| US7709307B2 (en) | 2006-08-24 | 2010-05-04 | Kovio, Inc. | Printed non-volatile memory |
| JP4282705B2 (ja) * | 2006-09-28 | 2009-06-24 | 株式会社東芝 | エージングデバイス及びその製造方法 |
| EP2639817A1 (en) * | 2012-03-12 | 2013-09-18 | eMemory Technology Inc. | Method of fabricating a single-poly floating-gate memory device |
| CN108257963A (zh) * | 2016-12-29 | 2018-07-06 | 北京同方微电子有限公司 | 一种闪存存储单元 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3919711A (en) * | 1973-02-26 | 1975-11-11 | Intel Corp | Erasable floating gate device |
| NL7500550A (nl) * | 1975-01-17 | 1976-07-20 | Philips Nv | Halfgeleider-geheugeninrichting. |
| US4035820A (en) * | 1975-12-29 | 1977-07-12 | Texas Instruments Incorporated | Adjustment of avalanche voltage in DIFMOS memory devices by control of impurity doping |
| DE69322643T2 (de) * | 1992-06-19 | 1999-05-20 | Lattice Semiconductor Corp., Hillsboro, Oreg. 97124-6421 | Flash e?2 prom zelle mit nur einer polysiliziumschicht |
| US5841165A (en) * | 1995-11-21 | 1998-11-24 | Programmable Microelectronics Corporation | PMOS flash EEPROM cell with single poly |
| US5761121A (en) * | 1996-10-31 | 1998-06-02 | Programmable Microelectronics Corporation | PMOS single-poly non-volatile memory structure |
| US6628544B2 (en) * | 1999-09-30 | 2003-09-30 | Infineon Technologies Ag | Flash memory cell and method to achieve multiple bits per cell |
| US6329240B1 (en) * | 1999-10-07 | 2001-12-11 | Monolithic System Technology, Inc. | Non-volatile memory cell and methods of fabricating and operating same |
| EP1091408A1 (en) * | 1999-10-07 | 2001-04-11 | STMicroelectronics S.r.l. | Non-volatile memory cell with a single level of polysilicon |
| US6617637B1 (en) * | 2002-11-13 | 2003-09-09 | Ememory Technology Inc. | Electrically erasable programmable logic device |
-
2003
- 2003-07-15 JP JP2003274728A patent/JP2005039067A/ja not_active Withdrawn
- 2003-12-24 TW TW092136678A patent/TWI239640B/zh not_active IP Right Cessation
-
2004
- 2004-01-15 US US10/757,438 patent/US20050012138A1/en not_active Abandoned
- 2004-01-23 DE DE102004003597A patent/DE102004003597A1/de not_active Ceased
- 2004-03-11 KR KR1020040016375A patent/KR20050008459A/ko not_active Abandoned
- 2004-03-15 CN CNA2004100304643A patent/CN1577868A/zh active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CN1577868A (zh) | 2005-02-09 |
| JP2005039067A (ja) | 2005-02-10 |
| TWI239640B (en) | 2005-09-11 |
| US20050012138A1 (en) | 2005-01-20 |
| TW200503251A (en) | 2005-01-16 |
| DE102004003597A1 (de) | 2005-02-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| PA0109 | Patent application |
Patent event code: PA01091R01D Comment text: Patent Application Patent event date: 20040311 |
|
| PA0201 | Request for examination | ||
| PG1501 | Laying open of application | ||
| E902 | Notification of reason for refusal | ||
| PE0902 | Notice of grounds for rejection |
Comment text: Notification of reason for refusal Patent event date: 20051128 Patent event code: PE09021S01D |
|
| E701 | Decision to grant or registration of patent right | ||
| PE0701 | Decision of registration |
Patent event code: PE07011S01D Comment text: Decision to Grant Registration Patent event date: 20060726 |
|
| NORF | Unpaid initial registration fee | ||
| PC1904 | Unpaid initial registration fee |