KR100333521B1 - 주소 및 데이터 전송회로 - Google Patents
주소 및 데이터 전송회로 Download PDFInfo
- Publication number
- KR100333521B1 KR100333521B1 KR1020000015127A KR20000015127A KR100333521B1 KR 100333521 B1 KR100333521 B1 KR 100333521B1 KR 1020000015127 A KR1020000015127 A KR 1020000015127A KR 20000015127 A KR20000015127 A KR 20000015127A KR 100333521 B1 KR100333521 B1 KR 100333521B1
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- KR
- South Korea
- Prior art keywords
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- active
- circuit
- port memory
- 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
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- 230000015654 memory Effects 0.000 claims abstract description 104
- 230000004913 activation Effects 0.000 claims abstract description 12
- 230000004044 response Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 18
- 239000000872 buffer Substances 0.000 description 14
- 230000006870 function Effects 0.000 description 5
- 230000007175 bidirectional communication Effects 0.000 description 3
- 230000002457 bidirectional effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C8/00—Arrangements for selecting an address in a digital store
- G11C8/16—Multiple access memory array, e.g. addressing one storage element via at least two independent addressing line groups
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/20—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits characterised by logic function, e.g. AND, OR, NOR, NOT circuits
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Computing Systems (AREA)
- General Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Static Random-Access Memory (AREA)
- Memory System (AREA)
- Storage Device Security (AREA)
- Dram (AREA)
Abstract
Description
Claims (4)
- 복수개의 외부포트들 중 대응 포트로부터의 엑세스 요청에 따라 단일포트 메모리를 기동하기 위한 기동회로수단;상기 기동회로수단의 활성동작에 응답하여, 상기 대응 포트로부터 주소를 선택하고 상기 주소를 단일포트 메모리로 전송하기 위한 액티브-주소선택회로수단; 및상기 기동회로수단의 활성동작에 응답하여, 상기 대응 포트로부터 데이터를 선택하고 상기 데이터를 상기 단일포트 메모리로 또는 상기 단일포트 메모리로부터 전송하기 위한 액티브-데이터선택회로수단을 구비하는 것을 특징으로 하는 주소 및 데이터 전송회로.
- 제 1항에 있어서, 상기 기동회로수단은,각각, 선택신호들을 상기 대응 포트로부터 입력받고, 주소선택신호를 상기 액티브-주소선택회로수단으로 출력하는 기동회로들;각각, 상기 대응 포트로부터의 읽기/쓰기 신호와 상기 주소선택신호를 입력받고, 상기 읽기/쓰기 신호와 또한 상기 주소선택신호에 의거한 읽기신호와 쓰기신호를 상기 액티브-데이터선택회로수단으로 출력하는 동작회로들;복수개의 상기 주소선택신호들을 입력받고, 상기 주소선택신호들의 논리합을 상기 액티브-주소선택회로수단과 상기 단일포트 메모리로 출력하는 제1 오어게이트; 및복수개의 상기 쓰기신호들을 입력받고, 상기 쓰기신호들의 논리합을 상기 단일포트 메모리로 출력하는 제2 오어게이트를 구비하는 것을 특징으로 하는 주소 및 데이터 전송회로.
- 제 1항에 있어서, 상기 액티브-주소선택회로수단은 상기 주소신호들을 멀티플렉싱하고 상기 멀티플렉스된 주소신호들을 상기 단일포트 메모리에 입력하는 멀티플렉서를 구비하는 것을 특징으로 하는 주소 및 데이터 전송회로.
- 제 1항에 있어서, 상기 액티브-데이터선택회로수단은,상기 데이터를 멀티플렉싱하고 상기 멀티플렉스된 데이터를 상기 단일포트 메모리로 출력하는 멀티플렉서; 및상기 단일포트 메모리로부터의 상기 데이터를 디멀티플렉싱하고 상기 디멀티플렉스된 데이터를 상기 대응 포트로 출력하는 디멀티플렉서를 구비하는 것을 특징으로 하는 주소 및 데이터 전송회로.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP?11-081288 | 1999-03-25 | ||
JP11081288A JP2000276400A (ja) | 1999-03-25 | 1999-03-25 | アドレス及びデータ転送回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20010006866A KR20010006866A (ko) | 2001-01-26 |
KR100333521B1 true KR100333521B1 (ko) | 2002-04-25 |
Family
ID=13742203
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020000015127A Expired - Fee Related KR100333521B1 (ko) | 1999-03-25 | 2000-03-24 | 주소 및 데이터 전송회로 |
Country Status (6)
Country | Link |
---|---|
US (1) | US6516392B1 (ko) |
EP (1) | EP1039475B1 (ko) |
JP (1) | JP2000276400A (ko) |
KR (1) | KR100333521B1 (ko) |
DE (1) | DE60003482T2 (ko) |
TW (1) | TW441081B (ko) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002055879A (ja) | 2000-08-11 | 2002-02-20 | Univ Hiroshima | マルチポートキャッシュメモリ |
US8699277B2 (en) * | 2011-11-16 | 2014-04-15 | Qualcomm Incorporated | Memory configured to provide simultaneous read/write access to multiple banks |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01134785A (ja) * | 1987-11-20 | 1989-05-26 | Hitachi Ltd | 半導体記憶装置 |
US5204841A (en) * | 1990-07-27 | 1993-04-20 | International Business Machines Corporation | Virtual multi-port RAM |
JPH0660007A (ja) * | 1992-08-05 | 1994-03-04 | Mitsubishi Electric Corp | 半導体記憶装置 |
JPH07271654A (ja) * | 1994-04-01 | 1995-10-20 | Tokyo Electron Ltd | コントローラ |
JPH09147563A (ja) * | 1995-11-29 | 1997-06-06 | Hitachi Ltd | 複数ポートメモリ |
US5717646A (en) * | 1996-12-05 | 1998-02-10 | Kyi; Ben-I | Random access multiport memory capable of simultaneously accessing memory cells from a plurality of interface ports |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0485788A (ja) * | 1990-07-27 | 1992-03-18 | Toshiba Corp | 多ポートキャッシュメモリ |
US5542067A (en) | 1992-04-23 | 1996-07-30 | International Business Machines Corporation | Virtual multi-port RAM employing multiple accesses during single machine cycle |
US6212607B1 (en) * | 1997-01-17 | 2001-04-03 | Integrated Device Technology, Inc. | Multi-ported memory architecture using single-ported RAM |
-
1999
- 1999-03-25 JP JP11081288A patent/JP2000276400A/ja active Pending
-
2000
- 2000-03-23 US US09/533,336 patent/US6516392B1/en not_active Expired - Fee Related
- 2000-03-24 TW TW089105448A patent/TW441081B/zh not_active IP Right Cessation
- 2000-03-24 DE DE60003482T patent/DE60003482T2/de not_active Expired - Lifetime
- 2000-03-24 KR KR1020000015127A patent/KR100333521B1/ko not_active Expired - Fee Related
- 2000-03-24 EP EP00106456A patent/EP1039475B1/en not_active Expired - Lifetime
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01134785A (ja) * | 1987-11-20 | 1989-05-26 | Hitachi Ltd | 半導体記憶装置 |
US5204841A (en) * | 1990-07-27 | 1993-04-20 | International Business Machines Corporation | Virtual multi-port RAM |
JPH0660007A (ja) * | 1992-08-05 | 1994-03-04 | Mitsubishi Electric Corp | 半導体記憶装置 |
JPH07271654A (ja) * | 1994-04-01 | 1995-10-20 | Tokyo Electron Ltd | コントローラ |
JPH09147563A (ja) * | 1995-11-29 | 1997-06-06 | Hitachi Ltd | 複数ポートメモリ |
US5717646A (en) * | 1996-12-05 | 1998-02-10 | Kyi; Ben-I | Random access multiport memory capable of simultaneously accessing memory cells from a plurality of interface ports |
Also Published As
Publication number | Publication date |
---|---|
KR20010006866A (ko) | 2001-01-26 |
TW441081B (en) | 2001-06-16 |
EP1039475A3 (en) | 2001-06-20 |
DE60003482D1 (de) | 2003-07-31 |
EP1039475A2 (en) | 2000-09-27 |
JP2000276400A (ja) | 2000-10-06 |
EP1039475B1 (en) | 2003-06-25 |
US6516392B1 (en) | 2003-02-04 |
DE60003482T2 (de) | 2004-04-29 |
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