ATE475182T1 - Schaltung zum zugreifen auf ein chalcogenid- speicherarray - Google Patents
Schaltung zum zugreifen auf ein chalcogenid- speicherarrayInfo
- Publication number
- ATE475182T1 ATE475182T1 AT05731546T AT05731546T ATE475182T1 AT E475182 T1 ATE475182 T1 AT E475182T1 AT 05731546 T AT05731546 T AT 05731546T AT 05731546 T AT05731546 T AT 05731546T AT E475182 T1 ATE475182 T1 AT E475182T1
- Authority
- AT
- Austria
- Prior art keywords
- circuit
- chalcogenide
- write
- memory array
- read
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0004—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements comprising amorphous/crystalline phase transition cells
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/0033—Disturbance prevention or evaluation; Refreshing of disturbed memory data
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/004—Reading or sensing circuits or methods
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C13/00—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00
- G11C13/0002—Digital stores characterised by the use of storage elements not covered by groups G11C11/00, G11C23/00, or G11C25/00 using resistive RAM [RRAM] elements
- G11C13/0021—Auxiliary circuits
- G11C13/0069—Writing or programming circuits or methods
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Semiconductor Memories (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/811,454 US6944041B1 (en) | 2004-03-26 | 2004-03-26 | Circuit for accessing a chalcogenide memory array |
PCT/US2005/010189 WO2005098864A2 (en) | 2004-03-26 | 2005-03-25 | Circuit for accessing a chalcogenide memory array |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE475182T1 true ATE475182T1 (de) | 2010-08-15 |
Family
ID=34912653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT05731546T ATE475182T1 (de) | 2004-03-26 | 2005-03-25 | Schaltung zum zugreifen auf ein chalcogenid- speicherarray |
Country Status (5)
Country | Link |
---|---|
US (1) | US6944041B1 (de) |
EP (1) | EP1733398B1 (de) |
AT (1) | ATE475182T1 (de) |
DE (1) | DE602005022423D1 (de) |
WO (1) | WO2005098864A2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7570524B2 (en) * | 2005-03-30 | 2009-08-04 | Ovonyx, Inc. | Circuitry for reading phase change memory cells having a clamping circuit |
US20080101110A1 (en) * | 2006-10-25 | 2008-05-01 | Thomas Happ | Combined read/write circuit for memory |
WO2009070633A1 (en) * | 2007-11-30 | 2009-06-04 | Bae Systems Information And Electronic Systems Integration Inc. | Read reference circuit for a sense amplifier within a chalcogenide memory device |
CN103222005B (zh) | 2009-12-31 | 2016-08-24 | 美光科技公司 | 用于相变存储器阵列的方法 |
US9406881B1 (en) | 2015-04-24 | 2016-08-02 | Micron Technology, Inc. | Memory cells having a heater electrode formed between a first storage material and a second storage material and methods of forming the same |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5789758A (en) * | 1995-06-07 | 1998-08-04 | Micron Technology, Inc. | Chalcogenide memory cell with a plurality of chalcogenide electrodes |
US5883827A (en) * | 1996-08-26 | 1999-03-16 | Micron Technology, Inc. | Method and apparatus for reading/writing data in a memory system including programmable resistors |
JP3497770B2 (ja) * | 1999-05-20 | 2004-02-16 | 株式会社 沖マイクロデザイン | 半導体記憶装置 |
US6266273B1 (en) | 2000-08-21 | 2001-07-24 | Sandisk Corporation | Method and structure for reliable data copy operation for non-volatile memories |
US6570784B2 (en) * | 2001-06-29 | 2003-05-27 | Ovonyx, Inc. | Programming a phase-change material memory |
US6487113B1 (en) * | 2001-06-29 | 2002-11-26 | Ovonyx, Inc. | Programming a phase-change memory with slow quench time |
CN1628357B (zh) * | 2002-08-14 | 2010-05-05 | 英特尔公司 | 读取结构相变存储器的方法 |
US6795338B2 (en) * | 2002-12-13 | 2004-09-21 | Intel Corporation | Memory having access devices using phase change material such as chalcogenide |
US6813178B2 (en) * | 2003-03-12 | 2004-11-02 | Micron Technology, Inc. | Chalcogenide glass constant current device, and its method of fabrication and operation |
-
2004
- 2004-03-26 US US10/811,454 patent/US6944041B1/en not_active Expired - Lifetime
-
2005
- 2005-03-25 EP EP05731546A patent/EP1733398B1/de not_active Not-in-force
- 2005-03-25 WO PCT/US2005/010189 patent/WO2005098864A2/en active Application Filing
- 2005-03-25 AT AT05731546T patent/ATE475182T1/de not_active IP Right Cessation
- 2005-03-25 DE DE602005022423T patent/DE602005022423D1/de active Active
Also Published As
Publication number | Publication date |
---|---|
US6944041B1 (en) | 2005-09-13 |
EP1733398B1 (de) | 2010-07-21 |
US20050213367A1 (en) | 2005-09-29 |
EP1733398A2 (de) | 2006-12-20 |
DE602005022423D1 (de) | 2010-09-02 |
WO2005098864A2 (en) | 2005-10-20 |
EP1733398A4 (de) | 2007-06-20 |
WO2005098864A3 (en) | 2006-06-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |