CN1507630A - 在擦除期间减少带到带隧穿电流的输入/输出分区系统及方法 - Google Patents
在擦除期间减少带到带隧穿电流的输入/输出分区系统及方法 Download PDFInfo
- Publication number
- CN1507630A CN1507630A CNA018231144A CN01823114A CN1507630A CN 1507630 A CN1507630 A CN 1507630A CN A018231144 A CNA018231144 A CN A018231144A CN 01823114 A CN01823114 A CN 01823114A CN 1507630 A CN1507630 A CN 1507630A
- Authority
- CN
- China
- Prior art keywords
- sub
- erase
- block
- blocks
- pulses
- 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.)
- Granted
Links
Images
Classifications
-
- 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
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/344—Arrangements for verifying correct erasure or for detecting overerased cells
- G11C16/3445—Circuits or methods to verify correct erasure of nonvolatile memory cells
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/10—Programming or data input circuits
- G11C16/14—Circuits for erasing electrically, e.g. erase voltage switching circuits
- G11C16/16—Circuits for erasing electrically, e.g. erase voltage switching circuits for erasing blocks, e.g. arrays, words, groups
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C16/00—Erasable programmable read-only memories
- G11C16/02—Erasable programmable read-only memories electrically programmable
- G11C16/06—Auxiliary circuits, e.g. for writing into memory
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/3436—Arrangements for verifying correct programming or erasure
- G11C16/344—Arrangements for verifying correct erasure or for detecting overerased cells
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Read Only Memory (AREA)
- Non-Volatile Memory (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/822,995 US6385093B1 (en) | 2001-03-30 | 2001-03-30 | I/O partitioning system and methodology to reduce band-to-band tunneling current during erase |
US09/822,995 | 2001-03-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1507630A true CN1507630A (zh) | 2004-06-23 |
CN100358051C CN100358051C (zh) | 2007-12-26 |
Family
ID=25237515
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018231144A Expired - Lifetime CN100358051C (zh) | 2001-03-30 | 2001-11-14 | 在擦除期间减少带到带隧穿电流的输入/输出分区系统及方法 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6385093B1 (zh) |
JP (1) | JP2004533697A (zh) |
KR (1) | KR100796041B1 (zh) |
CN (1) | CN100358051C (zh) |
AU (1) | AU2002239301A1 (zh) |
DE (1) | DE10197225B4 (zh) |
GB (1) | GB2391985B (zh) |
TW (1) | TW577080B (zh) |
WO (1) | WO2002080181A2 (zh) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6567303B1 (en) * | 2001-01-31 | 2003-05-20 | Advanced Micro Devices, Inc. | Charge injection |
US6781880B2 (en) * | 2002-07-19 | 2004-08-24 | Micron Technology, Inc. | Non-volatile memory erase circuitry |
US7002850B2 (en) * | 2004-07-06 | 2006-02-21 | Macronix International Co., Ltd. | System and method for over erase reduction of nitride read only memory |
WO2006085373A1 (ja) * | 2005-02-10 | 2006-08-17 | Renesas Technology Corp. | 不揮発性半導体メモリ及び半導体装置 |
KR101348173B1 (ko) | 2007-05-25 | 2014-01-08 | 삼성전자주식회사 | 플래시 메모리 장치, 그것의 소거 및 프로그램 방법들,그리고 그것을 포함한 메모리 시스템 |
KR101401558B1 (ko) | 2007-08-20 | 2014-06-09 | 삼성전자주식회사 | 플래시 메모리 장치, 그것의 프로그램 및 소거 방법들,그리고 그것을 포함하는 메모리 시스템 및 컴퓨터 시스템 |
KR101373186B1 (ko) | 2007-08-22 | 2014-03-13 | 삼성전자주식회사 | 플래시 메모리 장치 및 그것의 프로그램 방법들, 그리고그것을 포함하는 메모리 시스템 및 컴퓨터 시스템 |
KR20100100394A (ko) * | 2009-03-06 | 2010-09-15 | 삼성전자주식회사 | 반도체 디스크 장치 그리고 그것의 데이터 기록 및 읽기 방법 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5339279A (en) | 1993-05-07 | 1994-08-16 | Motorola, Inc. | Block erasable flash EEPROM apparatus and method thereof |
US5414664A (en) * | 1993-05-28 | 1995-05-09 | Macronix International Co., Ltd. | Flash EPROM with block erase flags for over-erase protection |
US5814853A (en) | 1996-01-22 | 1998-09-29 | Advanced Micro Devices, Inc. | Sourceless floating gate memory device and method of storing data |
US6057575A (en) | 1996-03-18 | 2000-05-02 | Integrated Memory Technologies, Inc. | Scalable flash EEPROM memory cell, method of manufacturing and operation thereof |
WO1997044791A1 (en) * | 1996-05-22 | 1997-11-27 | Macronix International Co., Ltd. | Flash memory erase with controlled band-to-band tunneling current |
US5699298A (en) * | 1996-05-22 | 1997-12-16 | Macronix International Co., Ltd. | Flash memory erase with controlled band-to-band tunneling current |
US5963479A (en) * | 1996-12-28 | 1999-10-05 | Hyundai Electronics Industries, Co., Ltd. | Method of erasing a flash memory cell and device for erasing the same |
US6134149A (en) * | 1999-03-01 | 2000-10-17 | Integrated Memory Technologies, Inc. | Method and apparatus for reducing high current during chip erase in flash memories |
US6188609B1 (en) * | 1999-05-06 | 2001-02-13 | Advanced Micro Devices, Inc. | Ramped or stepped gate channel erase for flash memory application |
US6049479A (en) | 1999-09-23 | 2000-04-11 | Advanced Micro Devices, Inc. | Operational approach for the suppression of bi-directional tunnel oxide stress of a flash cell |
US6172915B1 (en) * | 1999-09-30 | 2001-01-09 | Eon Silicon Devices, Inc. | Unified erase method in flash EEPROM |
-
2001
- 2001-03-30 US US09/822,995 patent/US6385093B1/en not_active Expired - Lifetime
- 2001-11-14 KR KR1020037012875A patent/KR100796041B1/ko not_active Expired - Fee Related
- 2001-11-14 CN CNB018231144A patent/CN100358051C/zh not_active Expired - Lifetime
- 2001-11-14 DE DE10197225T patent/DE10197225B4/de not_active Expired - Lifetime
- 2001-11-14 WO PCT/US2001/043543 patent/WO2002080181A2/en active Application Filing
- 2001-11-14 JP JP2002578508A patent/JP2004533697A/ja active Pending
- 2001-11-14 AU AU2002239301A patent/AU2002239301A1/en not_active Abandoned
- 2001-11-14 GB GB0324642A patent/GB2391985B/en not_active Expired - Lifetime
-
2002
- 2002-03-08 TW TW091104340A patent/TW577080B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2004533697A (ja) | 2004-11-04 |
GB2391985B (en) | 2004-11-24 |
KR100796041B1 (ko) | 2008-01-21 |
TW577080B (en) | 2004-02-21 |
CN100358051C (zh) | 2007-12-26 |
US6385093B1 (en) | 2002-05-07 |
AU2002239301A1 (en) | 2002-10-15 |
DE10197225T5 (de) | 2004-04-29 |
WO2002080181A3 (en) | 2003-01-09 |
GB0324642D0 (en) | 2003-11-26 |
DE10197225B4 (de) | 2007-10-11 |
GB2391985A (en) | 2004-02-18 |
KR20030096296A (ko) | 2003-12-24 |
WO2002080181A2 (en) | 2002-10-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
ASS | Succession or assignment of patent right |
Owner name: ADVANCED MICRO DEVICES INC. Free format text: FORMER OWNER: AMD INVESTMENT CO., LTD. Owner name: AMD INVESTMENT CO., LTD. Free format text: FORMER OWNER: AMD (USA) CO., LTD. Owner name: AMD (USA) CO., LTD. Free format text: FORMER OWNER: ADVANCED MICRO DEVICES INC. Free format text: FORMER OWNER: FUJITSU CO., LTD. Effective date: 20040806 |
|
C10 | Entry into substantive examination | ||
C41 | Transfer of patent application or patent right or utility model | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20040806 Address after: California, USA Applicant after: Flying cable Co.,Ltd. Address before: Sonny, California, USA Applicant before: AMD Investments Ltd. Co-applicant before: Fujitsu Co.,Ltd. Effective date of registration: 20040806 Address after: Sonny, California, USA Applicant after: AMD Investments Ltd. Co-applicant after: Fujitsu Co.,Ltd. Address before: Sonny, California, USA Applicant before: AMD (USA) Limited by Share Ltd. Co-applicant before: Fujitsu Co.,Ltd. Effective date of registration: 20040806 Address after: Sonny, California, USA Applicant after: AMD (USA) Limited by Share Ltd. Co-applicant after: Fujitsu Co.,Ltd. Address before: Sonny, California, USA Applicant before: ADVANCED MICRO DEVICES, Inc. Co-applicant before: Fujitsu Co.,Ltd. |
|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20160317 Address after: California, USA Patentee after: CYPRESS SEMICONDUCTOR Corp. Address before: California, USA Patentee before: SPANSION LLC |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20071226 |