JPH0439760B2 - - Google Patents
Info
- Publication number
- JPH0439760B2 JPH0439760B2 JP5704187A JP5704187A JPH0439760B2 JP H0439760 B2 JPH0439760 B2 JP H0439760B2 JP 5704187 A JP5704187 A JP 5704187A JP 5704187 A JP5704187 A JP 5704187A JP H0439760 B2 JPH0439760 B2 JP H0439760B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- memory cell
- rom
- memory
- resistive
- 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 - Lifetime
Links
- 230000015654 memory Effects 0.000 claims description 70
- 210000004027 cell Anatomy 0.000 claims description 57
- 210000000352 storage cell Anatomy 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 238000003860 storage Methods 0.000 description 5
- 230000001419 dependent effect Effects 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 238000005468 ion implantation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000005669 field effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
Classifications
- 
        - 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
 
- 
        - 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
- G11C11/5692—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 read-only digital stores using storage elements with more than two stable states
 
- 
        - 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
- G11C16/24—Bit-line control circuits
 
- 
        - G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C7/00—Arrangements for writing information into, or reading information out from, a digital store
- G11C7/18—Bit line organisation; Bit line lay-out
 
- 
        - G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/14—Word line organisation; Word line lay-out
 
Landscapes
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Read Only Memory (AREA)
- Semiconductor Memories (AREA)
- Static Random-Access Memory (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| US06/880,967 US4805142A (en) | 1986-07-01 | 1986-07-01 | Multiple ROM data state, read/write memory cell | 
| US880967 | 1992-05-08 | 
Publications (2)
| Publication Number | Publication Date | 
|---|---|
| JPS6310399A JPS6310399A (ja) | 1988-01-16 | 
| JPH0439760B2 true JPH0439760B2 (en:Method) | 1992-06-30 | 
Family
ID=25377507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| JP62057041A Granted JPS6310399A (ja) | 1986-07-01 | 1987-03-13 | 複数個の読取専用メモリ・デ−タを記憶可能な読取/書込用記憶セル | 
Country Status (4)
| Country | Link | 
|---|---|
| US (1) | US4805142A (en:Method) | 
| EP (1) | EP0250930B1 (en:Method) | 
| JP (1) | JPS6310399A (en:Method) | 
| DE (1) | DE3781336T2 (en:Method) | 
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| JPS58186233A (ja) * | 1982-04-23 | 1983-10-31 | Oki Electric Ind Co Ltd | トランスポンダ装置における電波返送方式 | 
| JPH03200089A (ja) * | 1989-12-28 | 1991-09-02 | Nippon Kouro Hiyoushiki Kyokai | トランスポンダの応答データ検出方法 | 
| US7071060B1 (en) * | 1996-02-28 | 2006-07-04 | Sandisk Corporation | EEPROM with split gate source side infection with sidewall spacers | 
| US5313421A (en) * | 1992-01-14 | 1994-05-17 | Sundisk Corporation | EEPROM with split gate source side injection | 
| US6222762B1 (en) * | 1992-01-14 | 2001-04-24 | Sandisk Corporation | Multi-state memory | 
| US5712180A (en) * | 1992-01-14 | 1998-01-27 | Sundisk Corporation | EEPROM with split gate source side injection | 
| US8199576B2 (en) * | 2009-04-08 | 2012-06-12 | Sandisk 3D Llc | Three-dimensional array of re-programmable non-volatile memory elements having vertical bit lines and a double-global-bit-line architecture | 
| US8351236B2 (en) | 2009-04-08 | 2013-01-08 | Sandisk 3D Llc | Three-dimensional array of re-programmable non-volatile memory elements having vertical bit lines and a single-sided word line architecture | 
| US7983065B2 (en) * | 2009-04-08 | 2011-07-19 | Sandisk 3D Llc | Three-dimensional array of re-programmable non-volatile memory elements having vertical bit lines | 
| US8526237B2 (en) | 2010-06-08 | 2013-09-03 | Sandisk 3D Llc | Non-volatile memory having 3D array of read/write elements and read/write circuits and method thereof | 
| US8547720B2 (en) | 2010-06-08 | 2013-10-01 | Sandisk 3D Llc | Non-volatile memory having 3D array of read/write elements with efficient decoding of vertical bit lines and word lines | 
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title | 
|---|---|---|---|---|
| US3541531A (en) * | 1967-02-07 | 1970-11-17 | Bell Telephone Labor Inc | Semiconductive memory array wherein operating power is supplied via information paths | 
| US3618052A (en) * | 1969-12-05 | 1971-11-02 | Cogar Corp | Bistable memory with predetermined turn-on state | 
| US4095281A (en) * | 1976-03-04 | 1978-06-13 | Rca Corporation | Random access-erasable read only memory cell | 
| US4134151A (en) * | 1977-05-02 | 1979-01-09 | Electronic Memories & Magnetics Corporation | Single sense line memory cell | 
| US4158239A (en) * | 1977-12-20 | 1979-06-12 | International Business Machines Corporation | Resistive gate FET flip-flop storage cell | 
| US4202044A (en) * | 1978-06-13 | 1980-05-06 | International Business Machines Corporation | Quaternary FET read only memory | 
| US4327424A (en) * | 1980-07-17 | 1982-04-27 | International Business Machines Corporation | Read-only storage using enhancement-mode, depletion-mode or omitted gate field-effect transistors | 
| US4462088A (en) * | 1981-11-03 | 1984-07-24 | International Business Machines Corporation | Array design using a four state cell for double density | 
| US4546453A (en) * | 1982-06-22 | 1985-10-08 | Motorola, Inc. | Four-state ROM cell with increased differential between states | 
| US4583201A (en) * | 1983-09-08 | 1986-04-15 | International Business Machines Corporation | Resistor personalized memory device using a resistive gate fet | 
- 
        1986
        - 1986-07-01 US US06/880,967 patent/US4805142A/en not_active Expired - Fee Related
 
- 
        1987
        - 1987-03-13 JP JP62057041A patent/JPS6310399A/ja active Granted
- 1987-06-05 DE DE8787108175T patent/DE3781336T2/de not_active Expired - Fee Related
- 1987-06-05 EP EP87108175A patent/EP0250930B1/en not_active Expired - Lifetime
 
Also Published As
| Publication number | Publication date | 
|---|---|
| DE3781336D1 (de) | 1992-10-01 | 
| JPS6310399A (ja) | 1988-01-16 | 
| DE3781336T2 (de) | 1993-04-01 | 
| US4805142A (en) | 1989-02-14 | 
| EP0250930B1 (en) | 1992-08-26 | 
| EP0250930A3 (en) | 1989-11-23 | 
| EP0250930A2 (en) | 1988-01-07 | 
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