CN101405813A - 用于对非易失性存储器进行非实时重新编程以实现较紧密的阈值电压分布的方法 - Google Patents
用于对非易失性存储器进行非实时重新编程以实现较紧密的阈值电压分布的方法 Download PDFInfo
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- CN101405813A CN101405813A CNA2007800094967A CN200780009496A CN101405813A CN 101405813 A CN101405813 A CN 101405813A CN A2007800094967 A CNA2007800094967 A CN A2007800094967A CN 200780009496 A CN200780009496 A CN 200780009496A CN 101405813 A CN101405813 A CN 101405813A
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- reprogramming
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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
- G11C16/10—Programming or data input circuits
- G11C16/12—Programming voltage switching circuits
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C11/00—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C11/56—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency
- G11C11/5621—Digital stores characterised by the use of particular electric or magnetic storage elements; Storage elements therefor using storage elements with more than two stable states represented by steps, e.g. of voltage, current, phase, frequency using charge storage in a floating gate
- G11C11/5628—Programming or writing circuits; 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
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/3404—Convergence or correction of memory cell threshold voltages; Repair or recovery of overerased or overprogrammed 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
- G11C16/08—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
- G11C16/34—Determination of programming status, e.g. threshold voltage, overprogramming or underprogramming, retention
- G11C16/3418—Disturbance prevention or evaluation; Refreshing of disturbed memory data
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C2211/00—Indexing scheme relating to digital stores characterized by the use of particular electric or magnetic storage elements; Storage elements therefor
- G11C2211/56—Indexing scheme relating to G11C11/56 and sub-groups for features not covered by these groups
- G11C2211/562—Multilevel memory programming aspects
- G11C2211/5621—Multilevel programming verification
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- 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
- G11C2216/12—Reading and writing aspects of erasable programmable read-only memories
- G11C2216/14—Circuits or methods to write a page or sector of information simultaneously into a nonvolatile memory, typically a complete row or word line in flash memory
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- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Read Only Memory (AREA)
Abstract
Description
Claims (28)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/425,794 US7489549B2 (en) | 2006-06-22 | 2006-06-22 | System for non-real time reprogramming of non-volatile memory to achieve tighter distribution of threshold voltages |
US11/425,790 US7486561B2 (en) | 2006-06-22 | 2006-06-22 | Method for non-real time reprogramming of non-volatile memory to achieve tighter distribution of threshold voltages |
US11/425,790 | 2006-06-22 | ||
US11/425,794 | 2006-06-22 | ||
PCT/US2007/069711 WO2007149677A2 (en) | 2006-06-22 | 2007-05-25 | Method for non-real time reprogramming of non-volatile memory to achieve tighter distribution of threshold voltages |
Publications (2)
Publication Number | Publication Date |
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CN101405813A true CN101405813A (zh) | 2009-04-08 |
CN101405813B CN101405813B (zh) | 2012-02-29 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN2007800094967A Active CN101405813B (zh) | 2006-06-22 | 2007-05-25 | 用于对非易失性存储器进行非实时重新编程以实现较紧密的阈值电压分布的方法 |
Country Status (2)
Country | Link |
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US (2) | US7486561B2 (zh) |
CN (1) | CN101405813B (zh) |
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CN102782764A (zh) * | 2009-09-11 | 2012-11-14 | 桑迪士克技术有限公司 | 识别非易失性存储装置中的有风险数据 |
CN106251900A (zh) * | 2015-06-12 | 2016-12-21 | 株式会社东芝 | 半导体存储装置及存储系统 |
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CN110767253A (zh) * | 2018-07-25 | 2020-02-07 | 建兴储存科技(广州)有限公司 | 固态储存装置及其读取表管理方法 |
CN111951857A (zh) * | 2019-05-15 | 2020-11-17 | 北京兆易创新科技股份有限公司 | 一种非易失性存储器的编程方法及控制装置 |
CN112582007A (zh) * | 2019-09-27 | 2021-03-30 | 华邦电子股份有限公司 | 数据写入方法及非易失性存储器 |
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CN101405813B (zh) | 2012-02-29 |
US20090103356A1 (en) | 2009-04-23 |
US7633802B2 (en) | 2009-12-15 |
US20070297226A1 (en) | 2007-12-27 |
US7486561B2 (en) | 2009-02-03 |
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