DE602004012226T2 - Inhaltsadressierter Speicher mit hierarchisch strukturierten Trefferleitungen und mit einer auf der Konvertierung von Dezimalen in Blöcke von Bits beruhenden Suchfunktion - Google Patents
Inhaltsadressierter Speicher mit hierarchisch strukturierten Trefferleitungen und mit einer auf der Konvertierung von Dezimalen in Blöcke von Bits beruhenden Suchfunktion Download PDFInfo
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- DE602004012226T2 DE602004012226T2 DE602004012226T DE602004012226T DE602004012226T2 DE 602004012226 T2 DE602004012226 T2 DE 602004012226T2 DE 602004012226 T DE602004012226 T DE 602004012226T DE 602004012226 T DE602004012226 T DE 602004012226T DE 602004012226 T2 DE602004012226 T2 DE 602004012226T2
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Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C15/00—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
- G11C15/04—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using semiconductor elements
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C15/00—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores
- G11C15/04—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using semiconductor elements
- G11C15/043—Digital stores in which information comprising one or more characteristic parts is written into the store and in which information is read-out by searching for one or more of these characteristic parts, i.e. associative or content-addressed stores using semiconductor elements using capacitive charge storage elements
Landscapes
- Dram (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003429505A JP4487237B2 (ja) | 2003-12-25 | 2003-12-25 | 半導体装置 |
| JP2003429505 | 2003-12-25 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE602004012226D1 DE602004012226D1 (de) | 2008-04-17 |
| DE602004012226T2 true DE602004012226T2 (de) | 2009-03-12 |
Family
ID=34545010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE602004012226T Expired - Lifetime DE602004012226T2 (de) | 2003-12-25 | 2004-12-23 | Inhaltsadressierter Speicher mit hierarchisch strukturierten Trefferleitungen und mit einer auf der Konvertierung von Dezimalen in Blöcke von Bits beruhenden Suchfunktion |
Country Status (5)
| Country | Link |
|---|---|
| US (3) | US7366001B2 (enExample) |
| EP (1) | EP1548747B1 (enExample) |
| JP (1) | JP4487237B2 (enExample) |
| CN (1) | CN1645514A (enExample) |
| DE (1) | DE602004012226T2 (enExample) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7634500B1 (en) * | 2003-11-03 | 2009-12-15 | Netlogic Microsystems, Inc. | Multiple string searching using content addressable memory |
| US7120040B2 (en) * | 2004-06-01 | 2006-10-10 | Mosaid Technologies Incorporation | Ternary CAM cell for reduced matchline capacitance |
| US7366830B1 (en) * | 2005-09-01 | 2008-04-29 | Netlogic Microsystems, Inc. | Row expansion reduction by inversion for range representation in ternary content addressable memories |
| JP4738112B2 (ja) * | 2005-09-12 | 2011-08-03 | ルネサスエレクトロニクス株式会社 | 半導体記憶装置 |
| US7640577B2 (en) * | 2006-02-14 | 2009-12-29 | Sony Corporation | System and method for authenticating components in wireless home entertainment system |
| DE102007051192B4 (de) * | 2006-11-03 | 2018-05-03 | Micron Technology Inc. | Speichervorrichtung, die Drei-Pegel-Zellen einsetzt, und zugehöriges Verfahren zum Verwalten |
| US7822877B2 (en) * | 2006-11-27 | 2010-10-26 | Bay Microsystems, Inc. | Network processor integrated circuit with a software programmable search engine communications module |
| ITVA20070026A1 (it) * | 2007-03-02 | 2008-09-03 | St Microelectronics Srl | Metodo di gestione di una memoria tri-livello |
| US7672163B2 (en) * | 2007-09-14 | 2010-03-02 | Sandisk Corporation | Control gate line architecture |
| US7894226B2 (en) * | 2008-05-21 | 2011-02-22 | Texas Instruments Incorporated | Content addressable memory based on a ripple search scheme |
| US9015405B2 (en) | 2010-06-29 | 2015-04-21 | Hewlett-Packard Development Company, L.P. | Method and system for encoding data for storage in a memory array |
| KR101538560B1 (ko) * | 2010-09-08 | 2015-07-21 | 닛본 덴끼 가부시끼가이샤 | 스위치 시스템, 스위치 제어 방법 및 기억 매체 |
| WO2012121689A1 (en) * | 2011-03-04 | 2012-09-13 | Hewlett-Packard Development Company, L.P. | Antipodal-mapping-based encoders and decoders |
| US9070435B2 (en) * | 2012-09-27 | 2015-06-30 | Broadcom Corporation | Pre-computation based ternary content addressable memory |
| US10320420B2 (en) | 2014-01-24 | 2019-06-11 | Hewlett-Packard Enterprise Development LP | Bit-flip coding |
| CN103915114A (zh) * | 2014-04-01 | 2014-07-09 | 苏州无离信息技术有限公司 | 高密度三态内容可寻址存储器单元结构 |
| US20160358653A1 (en) * | 2015-06-08 | 2016-12-08 | Altera Corporation | Hardware programmable device with integrated search engine |
| US9659646B1 (en) | 2016-01-11 | 2017-05-23 | Crossbar, Inc. | Programmable logic applications for an array of high on/off ratio and high speed non-volatile memory cells |
| US10664343B2 (en) * | 2016-02-08 | 2020-05-26 | Sony Corporation | Memory controller, non-volatile memory, and method of controlling memory controller |
| US9728258B1 (en) * | 2016-10-04 | 2017-08-08 | National Tsing Hua University | Ternary content addressable memory |
| US9768179B1 (en) * | 2016-11-18 | 2017-09-19 | Taiwan Semiconductor Manufacturing Co., Ltd. | Connection structures for routing misaligned metal lines between TCAM cells and periphery circuits |
| JP2019102108A (ja) * | 2017-11-29 | 2019-06-24 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
| US10332586B1 (en) | 2017-12-19 | 2019-06-25 | Micron Technology, Inc. | Apparatuses and methods for subrow addressing |
| KR102598735B1 (ko) * | 2018-05-18 | 2023-11-07 | 에스케이하이닉스 주식회사 | 메모리 장치 및 그 동작 방법 |
| JP7149198B2 (ja) * | 2019-02-07 | 2022-10-06 | ルネサスエレクトロニクス株式会社 | 半導体装置 |
| US11342024B2 (en) | 2019-12-31 | 2022-05-24 | Micron Technology, Inc. | Tracking operations performed at a memory device |
| CN114638279B (zh) * | 2022-01-27 | 2025-05-27 | 之江实验室 | 一种单样本学习相似度计算电路和方法 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS63281299A (ja) * | 1987-05-13 | 1988-11-17 | Hitachi Ltd | 連想メモリ装置 |
| JPS63308796A (ja) * | 1987-06-10 | 1988-12-16 | Hitachi Ltd | 内容呼び出しメモリ |
| US6114873A (en) * | 1998-12-17 | 2000-09-05 | Nortel Networks Corporation | Content addressable memory programmable array |
| US6539455B1 (en) * | 1999-02-23 | 2003-03-25 | Netlogic Microsystems, Inc. | Method and apparatus for determining an exact match in a ternary content addressable memory device |
| US6094368A (en) | 1999-03-04 | 2000-07-25 | Invox Technology | Auto-tracking write and read processes for multi-bit-per-cell non-volatile memories |
| US6539466B1 (en) * | 2000-02-21 | 2003-03-25 | Hewlett-Packard Company | System and method for TLB buddy entry self-timing |
| JP3845814B2 (ja) * | 2000-08-10 | 2006-11-15 | 株式会社テルミナス・テクノロジー | 連想メモリとその検索方法及びルータとネットワークシステム |
| US6288922B1 (en) | 2000-08-11 | 2001-09-11 | Silicon Access Networks, Inc. | Structure and method of an encoded ternary content addressable memory (CAM) cell for low-power compare operation |
| TW456514U (en) * | 2000-12-21 | 2001-09-21 | Mosel Vitelic Inc | Connector of reflectivity measuring instrument |
| US6452822B1 (en) * | 2001-04-26 | 2002-09-17 | International Business Machines Corporation | Segmented match line arrangement for content addressable memory |
| JP3863733B2 (ja) * | 2001-05-18 | 2006-12-27 | 富士通株式会社 | 連想メモリ装置 |
| JP2003100086A (ja) * | 2001-09-25 | 2003-04-04 | Fujitsu Ltd | 連想メモリ回路 |
| US6717876B2 (en) * | 2001-12-28 | 2004-04-06 | Mosaid Technologies Incorporated | Matchline sensing for content addressable memories |
| US6584003B1 (en) * | 2001-12-28 | 2003-06-24 | Mosaid Technologies Incorporated | Low power content addressable memory architecture |
| US6925524B2 (en) | 2003-03-20 | 2005-08-02 | Integrated Silicon Solution, Inc. | Associated content storage system |
| US6906937B1 (en) * | 2003-03-21 | 2005-06-14 | Netlogic Microsystems, Inc. | Bit line control circuit for a content addressable memory |
| JP2005353107A (ja) * | 2004-06-08 | 2005-12-22 | Hitachi Ltd | 半導体装置 |
| JP4343859B2 (ja) * | 2005-02-17 | 2009-10-14 | 株式会社日立製作所 | 半導体装置 |
-
2003
- 2003-12-25 JP JP2003429505A patent/JP4487237B2/ja not_active Expired - Fee Related
-
2004
- 2004-12-23 US US11/019,321 patent/US7366001B2/en not_active Expired - Fee Related
- 2004-12-23 DE DE602004012226T patent/DE602004012226T2/de not_active Expired - Lifetime
- 2004-12-23 EP EP04030740A patent/EP1548747B1/en not_active Expired - Lifetime
- 2004-12-24 CN CNA2004100818647A patent/CN1645514A/zh active Pending
-
2007
- 2007-10-23 US US11/877,310 patent/US7505296B2/en not_active Expired - Fee Related
-
2009
- 2009-02-06 US US12/367,108 patent/US7881088B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| US7366001B2 (en) | 2008-04-29 |
| JP4487237B2 (ja) | 2010-06-23 |
| EP1548747A1 (en) | 2005-06-29 |
| US20080049481A1 (en) | 2008-02-28 |
| EP1548747B1 (en) | 2008-03-05 |
| CN1645514A (zh) | 2005-07-27 |
| US20090150604A1 (en) | 2009-06-11 |
| JP2005190543A (ja) | 2005-07-14 |
| US7505296B2 (en) | 2009-03-17 |
| US7881088B2 (en) | 2011-02-01 |
| DE602004012226D1 (de) | 2008-04-17 |
| US20050157526A1 (en) | 2005-07-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8381 | Inventor (new situation) |
Inventor name: KAJIGAYA, KAZUHIKO, TOKYO, JP Inventor name: HANZAWA, SATORU, TOKYO, JP Inventor name: SAKATA, TAKESHI, TOKYO, JP |
|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: ELPIDA MEMORY, INC., TOKYO, JP |