DE60205231D1 - Vorrichtung und verfahren zur effizienten zuteilung von speicherbandbreite in einem netzwerkprozessor - Google Patents
Vorrichtung und verfahren zur effizienten zuteilung von speicherbandbreite in einem netzwerkprozessorInfo
- Publication number
- DE60205231D1 DE60205231D1 DE60205231T DE60205231T DE60205231D1 DE 60205231 D1 DE60205231 D1 DE 60205231D1 DE 60205231 T DE60205231 T DE 60205231T DE 60205231 T DE60205231 T DE 60205231T DE 60205231 D1 DE60205231 D1 DE 60205231D1
- Authority
- DE
- Germany
- Prior art keywords
- memory
- bandwidth
- network processor
- band width
- requesters
- 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
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
- G06F13/18—Handling requests for interconnection or transfer for access to memory bus based on priority control
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F13/00—Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units
- G06F13/14—Handling requests for interconnection or transfer
- G06F13/16—Handling requests for interconnection or transfer for access to memory bus
- G06F13/1605—Handling requests for interconnection or transfer for access to memory bus based on arbitration
- G06F13/161—Handling requests for interconnection or transfer for access to memory bus based on arbitration with latency improvement
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Computer And Data Communications (AREA)
- Communication Control (AREA)
- Bus Control (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US68392 | 1987-07-01 | ||
US28106301P | 2001-04-03 | 2001-04-03 | |
US281063P | 2001-04-03 | ||
US10/068,392 US6757795B2 (en) | 2001-04-03 | 2002-02-05 | Apparatus and method for efficiently sharing memory bandwidth in a network processor |
PCT/GB2002/001484 WO2002082286A2 (en) | 2001-04-03 | 2002-03-28 | Apparatus and method for efficiently sharing memory bandwidth in a network processor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60205231D1 true DE60205231D1 (de) | 2005-09-01 |
DE60205231T2 DE60205231T2 (de) | 2006-05-24 |
Family
ID=26748923
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60205231T Expired - Lifetime DE60205231T2 (de) | 2001-04-03 | 2002-03-28 | Vorrichtung und verfahren zur effizienten zuteilung von speicherbandbreite in einem netzwerkprozessor |
Country Status (10)
Country | Link |
---|---|
US (1) | US6757795B2 (de) |
EP (1) | EP1374072B1 (de) |
JP (1) | JP4336108B2 (de) |
KR (1) | KR100590387B1 (de) |
CN (1) | CN1251102C (de) |
AT (1) | ATE300763T1 (de) |
AU (1) | AU2002242874A1 (de) |
DE (1) | DE60205231T2 (de) |
TW (1) | TW563028B (de) |
WO (1) | WO2002082286A2 (de) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7353288B1 (en) * | 2001-10-17 | 2008-04-01 | Ciena Corporation | SONET/SDH payload re-mapping and cross-connect |
JP3970581B2 (ja) * | 2001-11-09 | 2007-09-05 | 富士通株式会社 | 伝送装置および伝送システム |
US7346067B2 (en) * | 2001-11-16 | 2008-03-18 | Force 10 Networks, Inc. | High efficiency data buffering in a computer network device |
JP3864250B2 (ja) * | 2002-10-31 | 2006-12-27 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 排他制御装置、排他制御方法、プログラム、及び記録媒体 |
US6954387B2 (en) * | 2003-07-15 | 2005-10-11 | International Business Machines Corporation | Dynamic random access memory with smart refresh scheduler |
US20050160188A1 (en) * | 2004-01-20 | 2005-07-21 | Zohar Bogin | Method and apparatus to manage memory access requests |
US7137091B1 (en) * | 2004-02-13 | 2006-11-14 | Sun Microsystems, Inc. | Hierarchical repeater insertion |
US7602777B2 (en) | 2004-12-17 | 2009-10-13 | Michael Ho | Cascaded connection matrices in a distributed cross-connection system |
US8254411B2 (en) * | 2005-02-10 | 2012-08-28 | International Business Machines Corporation | Data processing system, method and interconnect fabric having a flow governor |
CN100432957C (zh) * | 2005-02-12 | 2008-11-12 | 美国博通公司 | 一种管理存储器的方法 |
CN100438693C (zh) * | 2005-03-21 | 2008-11-26 | 华为技术有限公司 | 一种分组域的业务接入方法 |
US7987306B2 (en) | 2005-04-04 | 2011-07-26 | Oracle America, Inc. | Hiding system latencies in a throughput networking system |
US7739424B2 (en) | 2005-04-18 | 2010-06-15 | Integrated Device Technology, Inc. | Packet processing switch and methods of operation thereof |
US7474662B2 (en) * | 2005-04-29 | 2009-01-06 | International Business Machines Corporation | Systems and methods for rate-limited weighted best effort scheduling |
US20070011287A1 (en) * | 2005-05-16 | 2007-01-11 | Charbel Khawand | Systems and methods for seamless handover in a streaming data application |
WO2007123542A1 (en) * | 2006-04-21 | 2007-11-01 | Sun Microsystems, Inc. | Hiding system latencies in a throughput networking system |
US7747904B1 (en) | 2006-05-12 | 2010-06-29 | Integrated Device Technology, Inc. | Error management system and method for a packet switch |
US7817652B1 (en) * | 2006-05-12 | 2010-10-19 | Integrated Device Technology, Inc. | System and method of constructing data packets in a packet switch |
US7706387B1 (en) | 2006-05-31 | 2010-04-27 | Integrated Device Technology, Inc. | System and method for round robin arbitration |
US7693040B1 (en) | 2007-05-01 | 2010-04-06 | Integrated Device Technology, Inc. | Processing switch for orthogonal frequency division multiplexing |
US8433859B2 (en) * | 2008-11-25 | 2013-04-30 | Mediatek Inc. | Apparatus and method for buffer management for a memory operating |
US20110320699A1 (en) * | 2010-06-24 | 2011-12-29 | International Business Machines Corporation | System Refresh in Cache Memory |
US8490107B2 (en) | 2011-08-08 | 2013-07-16 | Arm Limited | Processing resource allocation within an integrated circuit supporting transaction requests of different priority levels |
KR102364382B1 (ko) * | 2017-12-20 | 2022-02-16 | 한국전기연구원 | 듀얼 포트 메모리 및 그 제어 방법 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4325116A (en) | 1979-08-21 | 1982-04-13 | International Business Machines Corporation | Parallel storage access by multiprocessors |
US4633434A (en) | 1984-04-02 | 1986-12-30 | Sperry Corporation | High performance storage unit |
US4797815A (en) | 1985-11-22 | 1989-01-10 | Paradyne Corporation | Interleaved synchronous bus access protocol for a shared memory multi-processor system |
US4761736A (en) | 1986-01-02 | 1988-08-02 | Commodore Business Machines, Inc. | Memory management unit for addressing an expanded memory in groups of non-contiguous blocks |
US5034914A (en) | 1986-05-15 | 1991-07-23 | Aquidneck Systems International, Inc. | Optical disk data storage method and apparatus with buffered interface |
EP0407697A1 (de) | 1989-07-10 | 1991-01-16 | Seiko Epson Corporation | Speichereinrichtung |
US5603061A (en) | 1991-07-23 | 1997-02-11 | Ncr Corporation | Method for prioritizing memory access requests using a selected priority code |
US5559953A (en) | 1994-07-01 | 1996-09-24 | Digital Equipment Corporation | Method for increasing the performance of lines drawn into a framebuffer memory |
US5581310A (en) | 1995-01-26 | 1996-12-03 | Hitachi America, Ltd. | Architecture for a high definition video frame memory and an accompanying data organization for use therewith and efficient access therefrom |
US5781201A (en) | 1996-05-01 | 1998-07-14 | Digital Equipment Corporation | Method for providing improved graphics performance through atypical pixel storage in video memory |
US5907863A (en) | 1996-08-16 | 1999-05-25 | Unisys Corporation | Memory control unit using preloaded values to generate optimal timing of memory control sequences between different memory segments |
US5920898A (en) | 1996-08-16 | 1999-07-06 | Unisys Corporation | Memory control unit providing optimal timing of memory control sequences between different memory segments by optimally selecting among a plurality of memory requests |
US6031842A (en) | 1996-09-11 | 2000-02-29 | Mcdata Corporation | Low latency shared memory switch architecture |
US5966143A (en) | 1997-10-14 | 1999-10-12 | Motorola, Inc. | Data allocation into multiple memories for concurrent access |
US5870325A (en) | 1998-04-14 | 1999-02-09 | Silicon Graphics, Inc. | Memory system with multiple addressing and control busses |
EP1059587B1 (de) | 1999-06-09 | 2007-04-18 | Texas Instruments Incorporated | Host-Zugriff zu gemeinschaftlichem Speicher mit Hochprioritätsbetriebsart |
-
2002
- 2002-02-05 US US10/068,392 patent/US6757795B2/en not_active Expired - Fee Related
- 2002-03-28 CN CNB028071433A patent/CN1251102C/zh not_active Expired - Fee Related
- 2002-03-28 AT AT02708513T patent/ATE300763T1/de not_active IP Right Cessation
- 2002-03-28 KR KR1020037011580A patent/KR100590387B1/ko not_active IP Right Cessation
- 2002-03-28 DE DE60205231T patent/DE60205231T2/de not_active Expired - Lifetime
- 2002-03-28 AU AU2002242874A patent/AU2002242874A1/en not_active Abandoned
- 2002-03-28 WO PCT/GB2002/001484 patent/WO2002082286A2/en active IP Right Grant
- 2002-03-28 EP EP02708513A patent/EP1374072B1/de not_active Expired - Lifetime
- 2002-03-28 JP JP2002580183A patent/JP4336108B2/ja not_active Expired - Fee Related
- 2002-04-03 TW TW091106777A patent/TW563028B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
WO2002082286A2 (en) | 2002-10-17 |
JP2004523853A (ja) | 2004-08-05 |
US6757795B2 (en) | 2004-06-29 |
CN1251102C (zh) | 2006-04-12 |
KR20040028725A (ko) | 2004-04-03 |
JP4336108B2 (ja) | 2009-09-30 |
TW563028B (en) | 2003-11-21 |
AU2002242874A1 (en) | 2002-10-21 |
KR100590387B1 (ko) | 2006-06-15 |
EP1374072B1 (de) | 2005-07-27 |
CN1498374A (zh) | 2004-05-19 |
EP1374072A2 (de) | 2004-01-02 |
WO2002082286A3 (en) | 2003-10-30 |
ATE300763T1 (de) | 2005-08-15 |
US20020141256A1 (en) | 2002-10-03 |
DE60205231T2 (de) | 2006-05-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ALCATEL LUCENT, PARIS, FR Owner name: INTERNATIONAL BUSINESS MACHINES CORP., ARMONK,, US |
|
8320 | Willingness to grant licences declared (paragraph 23) |