KR101402076B1 - 비휘발성 메모리 셀의 저 전압 프로그래밍 방법과 시스템 - Google Patents

비휘발성 메모리 셀의 저 전압 프로그래밍 방법과 시스템 Download PDF

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Publication number
KR101402076B1
KR101402076B1 KR1020097010323A KR20097010323A KR101402076B1 KR 101402076 B1 KR101402076 B1 KR 101402076B1 KR 1020097010323 A KR1020097010323 A KR 1020097010323A KR 20097010323 A KR20097010323 A KR 20097010323A KR 101402076 B1 KR101402076 B1 KR 101402076B1
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KR
South Korea
Prior art keywords
volatile memory
memory cell
word line
voltage
programming
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KR1020097010323A
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English (en)
Korean (ko)
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KR20090101163A (ko
Inventor
다나 이
제프리 루체
Original Assignee
샌디스크 테크놀로지스, 인코포레이티드
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Priority claimed from US11/614,879 external-priority patent/US7944749B2/en
Priority claimed from US11/614,884 external-priority patent/US7623389B2/en
Application filed by 샌디스크 테크놀로지스, 인코포레이티드 filed Critical 샌디스크 테크놀로지스, 인코포레이티드
Publication of KR20090101163A publication Critical patent/KR20090101163A/ko
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Publication of KR101402076B1 publication Critical patent/KR101402076B1/ko
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    • 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
    • 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
    • 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
    • G11C16/0483—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells having several storage transistors connected in series
    • 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
    • G11C16/08—Address circuits; Decoders; Word-line control circuits
    • 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
    • G11C16/12—Programming voltage switching circuits
    • 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
    • G11C16/3454—Arrangements for verifying correct programming or for detecting overprogrammed cells

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Semiconductor Memories (AREA)
  • Non-Volatile Memory (AREA)
  • Read Only Memory (AREA)
KR1020097010323A 2006-12-21 2007-12-13 비휘발성 메모리 셀의 저 전압 프로그래밍 방법과 시스템 Active KR101402076B1 (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US11/614,879 US7944749B2 (en) 2006-12-21 2006-12-21 Method of low voltage programming of non-volatile memory cells
US11/614,884 US7623389B2 (en) 2006-12-21 2006-12-21 System for low voltage programming of non-volatile memory cells
US11/614,879 2006-12-21
US11/614,884 2006-12-21
PCT/US2007/087481 WO2008079725A2 (en) 2006-12-21 2007-12-13 Method and system of low voltage programming of non-volatile memory cells

Publications (2)

Publication Number Publication Date
KR20090101163A KR20090101163A (ko) 2009-09-24
KR101402076B1 true KR101402076B1 (ko) 2014-05-30

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Application Number Title Priority Date Filing Date
KR1020097010323A Active KR101402076B1 (ko) 2006-12-21 2007-12-13 비휘발성 메모리 셀의 저 전압 프로그래밍 방법과 시스템

Country Status (5)

Country Link
EP (1) EP2102868B1 (enExample)
JP (1) JP5166442B2 (enExample)
KR (1) KR101402076B1 (enExample)
TW (1) TWI412040B (enExample)
WO (1) WO2008079725A2 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5657063B2 (ja) * 2013-07-01 2015-01-21 ウィンボンド エレクトロニクス コーポレーション 半導体記憶装置
US10332593B2 (en) * 2015-09-14 2019-06-25 Toshiba Memory Corporation Semiconductor memory device configured to sense memory cell threshold voltages in ascending order
US10707226B1 (en) * 2019-06-26 2020-07-07 Sandisk Technologies Llc Source side program, method, and apparatus for 3D NAND

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6894924B2 (en) 2001-10-22 2005-05-17 Samsung Electronics Co., Ltd. Operating a non-volatile memory device
US7002843B2 (en) 2004-01-27 2006-02-21 Sandisk Corporation Variable current sinking for coarse/fine programming of non-volatile memory
US7057940B2 (en) 2003-08-19 2006-06-06 Powerchip Semiconductor Corp. Flash memory cell, flash memory cell array and manufacturing method thereof
US7460405B2 (en) 2005-07-15 2008-12-02 Nec Electronics Corporation Method for controlling nonvolatile memory device

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002056316A1 (en) * 2001-01-12 2002-07-18 Hitachi, Ltd. Nonvolatile semiconductor storage device
US6522585B2 (en) 2001-05-25 2003-02-18 Sandisk Corporation Dual-cell soft programming for virtual-ground memory arrays
KR100502412B1 (ko) * 2002-10-23 2005-07-19 삼성전자주식회사 불 휘발성 반도체 메모리 장치 및 그것의 프로그램 방법
US6822909B1 (en) * 2003-04-24 2004-11-23 Advanced Micro Devices, Inc. Method of controlling program threshold voltage distribution of a dual cell memory device
KR100642187B1 (ko) * 2003-09-08 2006-11-10 가부시끼가이샤 도시바 불휘발성 반도체 기억 장치, 전자 카드 및 전자 장치
US20060017085A1 (en) * 2004-07-26 2006-01-26 Prateep Tuntasood NAND flash memory with densely packed memory gates and fabrication process
JP2007058964A (ja) * 2005-08-23 2007-03-08 Renesas Technology Corp 不揮発性半導体記憶装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6894924B2 (en) 2001-10-22 2005-05-17 Samsung Electronics Co., Ltd. Operating a non-volatile memory device
US7057940B2 (en) 2003-08-19 2006-06-06 Powerchip Semiconductor Corp. Flash memory cell, flash memory cell array and manufacturing method thereof
US7002843B2 (en) 2004-01-27 2006-02-21 Sandisk Corporation Variable current sinking for coarse/fine programming of non-volatile memory
US7460405B2 (en) 2005-07-15 2008-12-02 Nec Electronics Corporation Method for controlling nonvolatile memory device

Also Published As

Publication number Publication date
JP2010514089A (ja) 2010-04-30
EP2102868A2 (en) 2009-09-23
WO2008079725A3 (en) 2008-08-14
WO2008079725A2 (en) 2008-07-03
KR20090101163A (ko) 2009-09-24
TW200842891A (en) 2008-11-01
JP5166442B2 (ja) 2013-03-21
EP2102868B1 (en) 2016-02-24
TWI412040B (zh) 2013-10-11

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