DE69330335T2 - Festwertspeicherschaltung mit virtueller Erdung - Google Patents
Festwertspeicherschaltung mit virtueller ErdungInfo
- Publication number
- DE69330335T2 DE69330335T2 DE69330335T DE69330335T DE69330335T2 DE 69330335 T2 DE69330335 T2 DE 69330335T2 DE 69330335 T DE69330335 T DE 69330335T DE 69330335 T DE69330335 T DE 69330335T DE 69330335 T2 DE69330335 T2 DE 69330335T2
- Authority
- DE
- Germany
- Prior art keywords
- read
- memory circuit
- virtual grounding
- grounding
- virtual
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
- G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
- G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
- G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
- G11C17/08—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements
- G11C17/10—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM
- G11C17/12—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards using semiconductor devices, e.g. bipolar elements in which contents are determined during manufacturing by a predetermined arrangement of coupling elements, e.g. mask-programmable ROM using field-effect devices
- G11C17/126—Virtual ground arrays
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10B—ELECTRONIC MEMORY DEVICES
- H10B20/00—Read-only memory [ROM] devices
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/982,988 US5377153A (en) | 1992-11-30 | 1992-11-30 | Virtual ground read only memory circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69330335D1 DE69330335D1 (de) | 2001-07-19 |
DE69330335T2 true DE69330335T2 (de) | 2002-05-29 |
Family
ID=25529714
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69330335T Expired - Fee Related DE69330335T2 (de) | 1992-11-30 | 1993-11-29 | Festwertspeicherschaltung mit virtueller Erdung |
Country Status (4)
Country | Link |
---|---|
US (3) | US5377153A (de) |
EP (1) | EP0600692B1 (de) |
JP (1) | JPH06215594A (de) |
DE (1) | DE69330335T2 (de) |
Families Citing this family (51)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5377153A (en) * | 1992-11-30 | 1994-12-27 | Sgs-Thomson Microelectronics, Inc. | Virtual ground read only memory circuit |
IL125604A (en) * | 1997-07-30 | 2004-03-28 | Saifun Semiconductors Ltd | Non-volatile electrically erasable and programmble semiconductor memory cell utilizing asymmetrical charge |
US6002858A (en) * | 1997-09-25 | 1999-12-14 | Vlsi Technology, Inc. | Cycle time optimization for self-timed read only memory compilers |
JP3011152B2 (ja) * | 1997-10-01 | 2000-02-21 | 日本電気株式会社 | 半導体記憶装置の製造方法および半導体記憶装置 |
US5940332A (en) * | 1997-11-13 | 1999-08-17 | Stmicroelectronics, Inc. | Programmed memory with improved speed and power consumption |
US6633499B1 (en) | 1997-12-12 | 2003-10-14 | Saifun Semiconductors Ltd. | Method for reducing voltage drops in symmetric array architectures |
US6430077B1 (en) | 1997-12-12 | 2002-08-06 | Saifun Semiconductors Ltd. | Method for regulating read voltage level at the drain of a cell in a symmetric array |
US5963465A (en) * | 1997-12-12 | 1999-10-05 | Saifun Semiconductors, Ltd. | Symmetric segmented memory array architecture |
US6633496B2 (en) | 1997-12-12 | 2003-10-14 | Saifun Semiconductors Ltd. | Symmetric architecture for memory cells having widely spread metal bit lines |
US6181604B1 (en) * | 1999-07-22 | 2001-01-30 | Macronix International Co., Ltd. | Method for fast programming of EPROMS and multi-level flash EPROMS |
US6175519B1 (en) * | 1999-07-22 | 2001-01-16 | Macronix International Co., Ltd. | Virtual ground EPROM structure |
JP2001143483A (ja) * | 1999-11-16 | 2001-05-25 | Nec Corp | 半導体記憶装置 |
US6928001B2 (en) * | 2000-12-07 | 2005-08-09 | Saifun Semiconductors Ltd. | Programming and erasing methods for a non-volatile memory cell |
US6396741B1 (en) * | 2000-05-04 | 2002-05-28 | Saifun Semiconductors Ltd. | Programming of nonvolatile memory cells |
US6614692B2 (en) * | 2001-01-18 | 2003-09-02 | Saifun Semiconductors Ltd. | EEPROM array and method for operation thereof |
US6677805B2 (en) | 2001-04-05 | 2004-01-13 | Saifun Semiconductors Ltd. | Charge pump stage with body effect minimization |
US6584017B2 (en) | 2001-04-05 | 2003-06-24 | Saifun Semiconductors Ltd. | Method for programming a reference cell |
US6636440B2 (en) | 2001-04-25 | 2003-10-21 | Saifun Semiconductors Ltd. | Method for operation of an EEPROM array, including refresh thereof |
KR100416599B1 (ko) | 2001-05-31 | 2004-02-05 | 삼성전자주식회사 | 집적도와 독출동작 속도를 향상시키고 전력소모를감소시킬 수 있는 메탈 프로그래머블 롬의 메모리셀 구조 |
US6480422B1 (en) | 2001-06-14 | 2002-11-12 | Multi Level Memory Technology | Contactless flash memory with shared buried diffusion bit line architecture |
US6643181B2 (en) | 2001-10-24 | 2003-11-04 | Saifun Semiconductors Ltd. | Method for erasing a memory cell |
US6885585B2 (en) * | 2001-12-20 | 2005-04-26 | Saifun Semiconductors Ltd. | NROM NOR array |
US6700818B2 (en) * | 2002-01-31 | 2004-03-02 | Saifun Semiconductors Ltd. | Method for operating a memory device |
US7190620B2 (en) * | 2002-01-31 | 2007-03-13 | Saifun Semiconductors Ltd. | Method for operating a memory device |
US6914820B1 (en) | 2002-05-06 | 2005-07-05 | Multi Level Memory Technology | Erasing storage nodes in a bi-directional nonvolatile memory cell |
US6747896B2 (en) | 2002-05-06 | 2004-06-08 | Multi Level Memory Technology | Bi-directional floating gate nonvolatile memory |
US7221591B1 (en) * | 2002-05-06 | 2007-05-22 | Samsung Electronics Co., Ltd. | Fabricating bi-directional nonvolatile memory cells |
US6917544B2 (en) * | 2002-07-10 | 2005-07-12 | Saifun Semiconductors Ltd. | Multiple use memory chip |
US6826107B2 (en) * | 2002-08-01 | 2004-11-30 | Saifun Semiconductors Ltd. | High voltage insertion in flash memory cards |
US7136304B2 (en) | 2002-10-29 | 2006-11-14 | Saifun Semiconductor Ltd | Method, system and circuit for programming a non-volatile memory array |
US6967896B2 (en) * | 2003-01-30 | 2005-11-22 | Saifun Semiconductors Ltd | Address scramble |
US7178004B2 (en) | 2003-01-31 | 2007-02-13 | Yan Polansky | Memory array programming circuit and a method for using the circuit |
US7142464B2 (en) * | 2003-04-29 | 2006-11-28 | Saifun Semiconductors Ltd. | Apparatus and methods for multi-level sensing in a memory array |
US7652930B2 (en) * | 2004-04-01 | 2010-01-26 | Saifun Semiconductors Ltd. | Method, circuit and system for erasing one or more non-volatile memory cells |
US7366025B2 (en) * | 2004-06-10 | 2008-04-29 | Saifun Semiconductors Ltd. | Reduced power programming of non-volatile cells |
US20060036803A1 (en) * | 2004-08-16 | 2006-02-16 | Mori Edan | Non-volatile memory device controlled by a micro-controller |
US7638850B2 (en) | 2004-10-14 | 2009-12-29 | Saifun Semiconductors Ltd. | Non-volatile memory structure and method of fabrication |
US8053812B2 (en) | 2005-03-17 | 2011-11-08 | Spansion Israel Ltd | Contact in planar NROM technology |
US8400841B2 (en) * | 2005-06-15 | 2013-03-19 | Spansion Israel Ltd. | Device to program adjacent storage cells of different NROM cells |
US7184313B2 (en) * | 2005-06-17 | 2007-02-27 | Saifun Semiconductors Ltd. | Method circuit and system for compensating for temperature induced margin loss in non-volatile memory cells |
US7804126B2 (en) | 2005-07-18 | 2010-09-28 | Saifun Semiconductors Ltd. | Dense non-volatile memory array and method of fabrication |
US20070036007A1 (en) * | 2005-08-09 | 2007-02-15 | Saifun Semiconductors, Ltd. | Sticky bit buffer |
US7668017B2 (en) | 2005-08-17 | 2010-02-23 | Saifun Semiconductors Ltd. | Method of erasing non-volatile memory cells |
US7808818B2 (en) | 2006-01-12 | 2010-10-05 | Saifun Semiconductors Ltd. | Secondary injection for NROM |
US7692961B2 (en) | 2006-02-21 | 2010-04-06 | Saifun Semiconductors Ltd. | Method, circuit and device for disturb-control of programming nonvolatile memory cells by hot-hole injection (HHI) and by channel hot-electron (CHE) injection |
US8253452B2 (en) | 2006-02-21 | 2012-08-28 | Spansion Israel Ltd | Circuit and method for powering up an integrated circuit and an integrated circuit utilizing same |
US7760554B2 (en) | 2006-02-21 | 2010-07-20 | Saifun Semiconductors Ltd. | NROM non-volatile memory and mode of operation |
US7701779B2 (en) | 2006-04-27 | 2010-04-20 | Sajfun Semiconductors Ltd. | Method for programming a reference cell |
US7551465B2 (en) * | 2007-04-27 | 2009-06-23 | Tecla Ghilardi | Reference cell layout with enhanced RTN immunity |
US7590001B2 (en) | 2007-12-18 | 2009-09-15 | Saifun Semiconductors Ltd. | Flash memory with optimized write sector spares |
KR101536562B1 (ko) * | 2009-02-09 | 2015-07-14 | 삼성전자 주식회사 | 반도체 집적 회로 장치 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0189699B1 (de) * | 1984-12-26 | 1992-09-30 | STMicroelectronics, Inc. | Festwertspeicher mit interdigitalen Bitzeilen |
US4651305A (en) * | 1985-02-11 | 1987-03-17 | Thomson Components-Mostek Corporation | Sense amplifier bit line isolation scheme |
US4980861A (en) * | 1987-01-16 | 1990-12-25 | Microchip Technology Incorporated | NAND stack ROM |
JP2617189B2 (ja) * | 1987-08-03 | 1997-06-04 | 沖電気工業株式会社 | 電流検出回路 |
JP2565213B2 (ja) * | 1989-10-27 | 1996-12-18 | ソニー株式会社 | 読み出し専用メモリ装置 |
US5111428A (en) * | 1990-07-10 | 1992-05-05 | Silicon Integrated Systems Corp. | High density NOR type read only memory data cell and reference cell network |
US5377153A (en) * | 1992-11-30 | 1994-12-27 | Sgs-Thomson Microelectronics, Inc. | Virtual ground read only memory circuit |
-
1992
- 1992-11-30 US US07/982,988 patent/US5377153A/en not_active Expired - Lifetime
-
1993
- 1993-11-29 DE DE69330335T patent/DE69330335T2/de not_active Expired - Fee Related
- 1993-11-29 EP EP93309496A patent/EP0600692B1/de not_active Expired - Lifetime
- 1993-11-29 JP JP29841193A patent/JPH06215594A/ja active Pending
-
1996
- 1996-05-22 US US08/651,233 patent/US5734602A/en not_active Expired - Lifetime
- 1996-08-26 US US08/697,482 patent/US5623438A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US5377153A (en) | 1994-12-27 |
US5734602A (en) | 1998-03-31 |
EP0600692A2 (de) | 1994-06-08 |
JPH06215594A (ja) | 1994-08-05 |
DE69330335D1 (de) | 2001-07-19 |
EP0600692A3 (de) | 1995-04-19 |
US5623438A (en) | 1997-04-22 |
EP0600692B1 (de) | 2001-06-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |