JP6302492B2 - フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 - Google Patents
フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 Download PDFInfo
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- JP6302492B2 JP6302492B2 JP2015560181A JP2015560181A JP6302492B2 JP 6302492 B2 JP6302492 B2 JP 6302492B2 JP 2015560181 A JP2015560181 A JP 2015560181A JP 2015560181 A JP2015560181 A JP 2015560181A JP 6302492 B2 JP6302492 B2 JP 6302492B2
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- charge pump
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- 238000000034 method Methods 0.000 title description 2
- 239000003990 capacitor Substances 0.000 claims description 23
- 238000007667 floating Methods 0.000 description 15
- 239000000758 substrate Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 101100049197 Rattus norvegicus Vegp1 gene Proteins 0.000 description 4
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 230000005764 inhibitory process Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000005689 Fowler Nordheim tunneling Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
- G11C5/145—Applications of charge pumps; Boosted voltage circuits; Clamp circuits therefor
-
- 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
- G11C16/0408—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors
- G11C16/0425—Erasable programmable read-only memories electrically programmable using variable threshold transistors, e.g. FAMOS comprising cells containing floating gate transistors comprising cells containing a merged floating gate and select transistor
-
- 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
-
- 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
- G11C16/06—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
- G11C16/10—Programming or data input circuits
- G11C16/14—Circuits for erasing electrically, e.g. erase 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
- G11C16/30—Power supply circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/06—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider
- H02M3/07—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using resistors or capacitors, e.g. potential divider using capacitors charged and discharged alternately by semiconductor devices with control electrode, e.g. charge pumps
- H02M3/073—Charge pumps of the Schenkel-type
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2216/00—Indexing scheme relating to G11C16/00 and subgroups, for features not directly covered by these groups
- G11C2216/02—Structural aspects of erasable programmable read-only memories
- G11C2216/04—Nonvolatile memory cell provided with a separate control gate for erasing the cells, i.e. erase gate, independent of the normal read control gate
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Read Only Memory (AREA)
- Semiconductor Integrated Circuits (AREA)
- Dc-Dc Converters (AREA)
- Non-Volatile Memory (AREA)
- Semiconductor Memories (AREA)
Description
本願は、米国特許法第119条及び第120条に基づいて、参照することにより本明細書に組み込まれる、2013年3月15日出願の米国特許仮出願第61/792,643号の優先権を主張するものである。
メモリ装置で使用するためのハイブリッドチャージポンプ及び制御回路が開示される。
Claims (7)
- フラッシュメモリ装置用のハイブリッドチャージポンプであって、
N個(Nは正の整数である)の充電ステージを備える第1のチャージポンプと、
M個(Mは正の整数である)の充電ステージを備える第2のチャージポンプと、
前記第1のチャージポンプ及び前記第2のチャージポンプを連結するスイッチと、を備え、
前記スイッチがオンであるとき、前記第1のチャージポンプ及び第2のチャージポンプは共に、プログラム動作中前記フラッシュメモリ装置の制御ゲートに電圧を付加するN+M個の充電ステージを有する第4のチャージポンプを備え、前記スイッチがオフであるとき、前記第1のチャージポンプ及び第2のチャージポンプは別個のチャージポンプとして機能し、前記第2のチャージポンプは消去動作中フラッシュメモリ装置の制御ゲートに電圧を付加するように、第3のチャージポンプに結合されており、前記第1のチャージポンプは消去動作中前記フラッシュメモリ装置の消去ゲートに電圧を付加するようになっている、ハイブリッドチャージポンプ。 - 前記N個の充電ステージのそれぞれが、ダイオードと、コンデンサと、を備える、請求項1に記載のハイブリッドチャージポンプ。
- 前記M個の充電ステージのそれぞれが、ダイオードと、コンデンサと、を備える、請求項2に記載のハイブリッドチャージポンプ。
- 前記第4のチャージポンプがフラッシュメモリのプログラミング用の正電圧を提供する、請求項1に記載のハイブリッドチャージポンプ。
- 前記第1のチャージポンプがフラッシュメモリの消去用の正電圧を提供するように構成される、請求項4に記載のハイブリッドチャージポンプ。
- 前記フラッシュメモリが分割ゲートフラッシュメモリである、請求項4に記載のハイブリッドチャージポンプ。
- 前記フラッシュメモリが分割ゲートフラッシュメモリである、請求項5に記載のハイブリッドチャージポンプ。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361792643P | 2013-03-15 | 2013-03-15 | |
US61/792,643 | 2013-03-15 | ||
US13/958,410 | 2013-08-02 | ||
US13/958,410 US8867281B2 (en) | 2013-03-15 | 2013-08-02 | Hybrid chargepump and regulation means and method for flash memory device |
PCT/US2014/011553 WO2014149165A2 (en) | 2013-03-15 | 2014-01-14 | Hybrid chargepump and regulation means and method for flash memory device |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018037122A Division JP2018117519A (ja) | 2013-03-15 | 2018-03-02 | フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 |
Publications (2)
Publication Number | Publication Date |
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JP2016514446A JP2016514446A (ja) | 2016-05-19 |
JP6302492B2 true JP6302492B2 (ja) | 2018-03-28 |
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JP2015560181A Active JP6302492B2 (ja) | 2013-03-15 | 2014-01-14 | フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 |
JP2018037122A Pending JP2018117519A (ja) | 2013-03-15 | 2018-03-02 | フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 |
JP2018240673A Active JP6768776B2 (ja) | 2013-03-15 | 2018-12-25 | フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 |
JP2020108559A Active JP7053723B2 (ja) | 2013-03-15 | 2020-06-24 | フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 |
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JP2018037122A Pending JP2018117519A (ja) | 2013-03-15 | 2018-03-02 | フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 |
JP2018240673A Active JP6768776B2 (ja) | 2013-03-15 | 2018-12-25 | フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 |
JP2020108559A Active JP7053723B2 (ja) | 2013-03-15 | 2020-06-24 | フラッシュメモリ装置のハイブリッドチャージポンプ並びに調節手段及び方法 |
Country Status (7)
Country | Link |
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US (1) | US8867281B2 (ja) |
EP (3) | EP3428920B1 (ja) |
JP (4) | JP6302492B2 (ja) |
KR (2) | KR101873180B1 (ja) |
CN (2) | CN109584914B (ja) |
TW (2) | TWI592934B (ja) |
WO (1) | WO2014149165A2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8619445B1 (en) | 2013-03-15 | 2013-12-31 | Arctic Sand Technologies, Inc. | Protection of switched capacitor power converter |
US9361995B1 (en) * | 2015-01-21 | 2016-06-07 | Silicon Storage Technology, Inc. | Flash memory system using complementary voltage supplies |
US10348191B2 (en) * | 2015-11-25 | 2019-07-09 | Psemi Corporation | Switched-capacitor network packaged with load |
US10847227B2 (en) | 2018-10-16 | 2020-11-24 | Silicon Storage Technology, Inc. | Charge pump for use in non-volatile flash memory devices |
US11810626B2 (en) * | 2022-02-11 | 2023-11-07 | Sandisk Technologies Llc | Generating boosted voltages with a hybrid charge pump |
Family Cites Families (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03290895A (ja) * | 1990-04-06 | 1991-12-20 | Sony Corp | 半導体集積回路装置 |
JP3285443B2 (ja) * | 1993-12-22 | 2002-05-27 | 三菱電機株式会社 | チャージポンプ |
JP3561060B2 (ja) * | 1995-12-08 | 2004-09-02 | 三菱電機株式会社 | 負電圧発生回路 |
KR100271840B1 (ko) * | 1997-08-27 | 2000-11-15 | 다니구찌 이찌로오 | 회로 면적의 증대를 억제하면서 복수의 전위를 출력할 수 있는내부 전위 발생 회로 |
JP2000049299A (ja) * | 1998-05-25 | 2000-02-18 | Mitsubishi Electric Corp | チャージポンプ回路およびそれを備える不揮発性半導体記憶装置 |
US6356062B1 (en) * | 2000-09-27 | 2002-03-12 | Intel Corporation | Degenerative load temperature correction for charge pumps |
US6369642B1 (en) * | 2000-12-26 | 2002-04-09 | Intel Corporation | Output switch for charge pump reconfiguration |
JP2002208290A (ja) * | 2001-01-09 | 2002-07-26 | Mitsubishi Electric Corp | チャージポンプ回路およびこれを用いた不揮発性メモリの動作方法 |
US6424570B1 (en) * | 2001-06-26 | 2002-07-23 | Advanced Micro Devices, Inc. | Modulated charge pump with uses an analog to digital converter to compensate for supply voltage variations |
JP3832575B2 (ja) * | 2002-02-12 | 2006-10-11 | シャープ株式会社 | 負電圧出力チャージポンプ回路 |
JP4223270B2 (ja) * | 2002-11-19 | 2009-02-12 | パナソニック株式会社 | 昇圧回路およびそれを内蔵した不揮発性半導体記憶装置 |
JP2004348806A (ja) * | 2003-03-26 | 2004-12-09 | Sharp Corp | 半導体記憶装置およびそれを備えた携帯電子機器 |
US7719343B2 (en) * | 2003-09-08 | 2010-05-18 | Peregrine Semiconductor Corporation | Low noise charge pump method and apparatus |
KR100812086B1 (ko) * | 2006-11-30 | 2008-03-07 | 동부일렉트로닉스 주식회사 | 반도체 소자의 전압조절장치 |
KR20080016520A (ko) * | 2007-03-27 | 2008-02-21 | 코네르지 악티엔게젤샤프트 | 인버터 |
KR100898259B1 (ko) * | 2007-04-27 | 2009-05-19 | 경북대학교 산학협력단 | 전하 펌프 방식의 전력 변환 인버터 |
CN100592153C (zh) * | 2007-06-08 | 2010-02-24 | 群康科技(深圳)有限公司 | 负电压产生电路 |
US20090039410A1 (en) | 2007-08-06 | 2009-02-12 | Xian Liu | Split Gate Non-Volatile Flash Memory Cell Having A Floating Gate, Control Gate, Select Gate And An Erase Gate With An Overhang Over The Floating Gate, Array And Method Of Manufacturing |
KR100887843B1 (ko) * | 2007-10-04 | 2009-03-09 | 현대자동차주식회사 | 하이브리드 차량용 인버터의 캐패시터 보호 방법 |
TW200947454A (en) * | 2008-05-02 | 2009-11-16 | Powerchip Semiconductor Corp | Regulator and flash comprising the same |
JP2010017013A (ja) * | 2008-07-04 | 2010-01-21 | Rohm Co Ltd | チャージポンプ回路 |
JP5627197B2 (ja) * | 2009-05-26 | 2014-11-19 | ピーエスフォー ルクスコ エスエイアールエルPS4 Luxco S.a.r.l. | 半導体記憶装置及びこれを備える情報処理システム並びにコントローラ |
US7973592B2 (en) * | 2009-07-21 | 2011-07-05 | Sandisk Corporation | Charge pump with current based regulation |
CN101847432B (zh) * | 2010-05-28 | 2015-04-15 | 上海华虹宏力半导体制造有限公司 | 存储器的供电结构 |
KR101764125B1 (ko) * | 2010-12-15 | 2017-08-02 | 삼성전자주식회사 | 음의 고전압 발생기 및 음의 고전압 발생기를 포함하는 비휘발성 메모리 장치 |
CN102360565B (zh) * | 2011-08-26 | 2012-10-10 | 北京兆易创新科技有限公司 | 电荷泵系统及用其产生读写操作字线电压的方法、存储器 |
US8699247B2 (en) * | 2011-09-09 | 2014-04-15 | Sandisk Technologies Inc. | Charge pump system dynamically reconfigurable for read and program |
KR20130066266A (ko) * | 2011-12-12 | 2013-06-20 | 한국전자통신연구원 | 부하변동 특성 향상을 위한 전압공급 회로 및 출력전압 공급 방법 |
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2013
- 2013-08-02 US US13/958,410 patent/US8867281B2/en active Active
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2014
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- 2014-01-14 EP EP18179259.9A patent/EP3428920B1/en active Active
- 2014-01-14 CN CN201811323753.0A patent/CN109584914B/zh active Active
- 2014-01-14 WO PCT/US2014/011553 patent/WO2014149165A2/en active Application Filing
- 2014-01-14 EP EP22163226.8A patent/EP4040438A1/en active Pending
- 2014-01-14 KR KR1020157020580A patent/KR101775256B1/ko active IP Right Grant
- 2014-01-14 EP EP14701667.9A patent/EP2923357B1/en active Active
- 2014-01-14 CN CN201480005641.4A patent/CN104937666B/zh active Active
- 2014-01-14 JP JP2015560181A patent/JP6302492B2/ja active Active
- 2014-01-21 TW TW105105916A patent/TWI592934B/zh active
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Also Published As
Publication number | Publication date |
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TWI592934B (zh) | 2017-07-21 |
KR20170103024A (ko) | 2017-09-12 |
EP4040438A1 (en) | 2022-08-10 |
JP2019050730A (ja) | 2019-03-28 |
US8867281B2 (en) | 2014-10-21 |
TW201631587A (zh) | 2016-09-01 |
EP3428920A3 (en) | 2019-05-08 |
KR101873180B1 (ko) | 2018-06-29 |
EP3428920B1 (en) | 2022-04-27 |
CN109584914B (zh) | 2023-05-09 |
CN104937666B (zh) | 2018-11-27 |
WO2014149165A2 (en) | 2014-09-25 |
TW201503135A (zh) | 2015-01-16 |
EP2923357A2 (en) | 2015-09-30 |
WO2014149165A8 (en) | 2015-02-26 |
KR20150103183A (ko) | 2015-09-09 |
JP2016514446A (ja) | 2016-05-19 |
US20140269049A1 (en) | 2014-09-18 |
CN109584914A (zh) | 2019-04-05 |
JP7053723B2 (ja) | 2022-04-12 |
JP6768776B2 (ja) | 2020-10-14 |
CN104937666A (zh) | 2015-09-23 |
JP2020195279A (ja) | 2020-12-03 |
EP2923357B1 (en) | 2018-08-01 |
EP3428920A2 (en) | 2019-01-16 |
KR101775256B1 (ko) | 2017-09-05 |
TWI529720B (zh) | 2016-04-11 |
WO2014149165A3 (en) | 2014-11-13 |
JP2018117519A (ja) | 2018-07-26 |
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