JP3989376B2 - 通信システム - Google Patents
通信システム Download PDFInfo
- Publication number
- JP3989376B2 JP3989376B2 JP2002575812A JP2002575812A JP3989376B2 JP 3989376 B2 JP3989376 B2 JP 3989376B2 JP 2002575812 A JP2002575812 A JP 2002575812A JP 2002575812 A JP2002575812 A JP 2002575812A JP 3989376 B2 JP3989376 B2 JP 3989376B2
- Authority
- JP
- Japan
- Prior art keywords
- data
- serial
- transmission medium
- fifo
- parallel
- 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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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
-
- 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
- G06F13/38—Information transfer, e.g. on bus
- G06F13/40—Bus structure
- G06F13/4004—Coupling between buses
- G06F13/4027—Coupling between buses using bus bridges
- G06F13/405—Coupling between buses using bus bridges where the bridge performs a synchronising function
- G06F13/4059—Coupling between buses using bus bridges where the bridge performs a synchronising function where the synchronisation uses buffers, e.g. for speed matching between buses
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Communication Control (AREA)
- Information Transfer Systems (AREA)
Description
InfiniBand Trade Association、IBTA1.0仕様書(2001年)
Claims (5)
- 並列−直列通信システムであって、
少なくとも1つのプロセッサと、
前記少なくとも1つのプロセッサを接続する少なくとも1つの伝送媒体であって、該伝送媒体は前記プロセッサとは異なるデータ速度で動作する、前記伝送媒体と、
各プロセッサと前記伝送媒体との間にあり、前記伝送媒体と前記プロセッサとの間の通信を提供するコア論理と
を備え、
前記コア論理が、
前記プロセッサと前記伝送媒体との間でデータを伝送するための複数の直列レーンであって、前記プロセッサを前記伝送媒体に接続する前記複数の直列レーンと、
前記複数の直列レーンに接続された少なくとも1つのセレクタと
を備え、
前記少なくとも1つのセレクタが、種々の数の前記複数の直列レーンと選択的に係合するように動作可能であり、前記セレクタによって係合された前記複数の直列レーンの数によって、データの速度を変更する量が決定され、
前記複数の直列レーンの夫々が、前記伝送媒体における変動を補正し且つ前記直列レーンに沿って処理される信号の周波数を変更するバッファを含む、前記並列−直列通信システム。 - 前記コア論理が、前記少なくとも1つのセレクタの動作を制御するデータ・コントローラをさらに備える、請求項1に記載の並列−直列通信システム。
- 前記複数のバッファが、伸縮性のある先入れ先出し(FIFO)バッファを備える、請求項1または2に記載の並列−直列通信システム。
- 前記少なくとも1つのセレクタがマルチプレクサを備える、請求項1ないし3のいずれかに記載の並列−直列通信システム。
- 前記並列−直列アーキテクチャが、バイト単位に分割された並列−直列インフィニバンド・アーキテクチャである、請求項1ないし4のいずれかに記載の並列−直列通信システム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/816,967 US7254647B2 (en) | 2001-03-23 | 2001-03-23 | Network for decreasing transmit link layer core speed |
PCT/GB2002/001366 WO2002077829A2 (en) | 2001-03-23 | 2002-03-19 | A communication system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004531933A JP2004531933A (ja) | 2004-10-14 |
JP3989376B2 true JP3989376B2 (ja) | 2007-10-10 |
Family
ID=25222045
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002575812A Expired - Fee Related JP3989376B2 (ja) | 2001-03-23 | 2002-03-19 | 通信システム |
Country Status (8)
Country | Link |
---|---|
US (1) | US7254647B2 (ja) |
EP (1) | EP1370930A2 (ja) |
JP (1) | JP3989376B2 (ja) |
KR (1) | KR20030084971A (ja) |
CN (1) | CN1639679A (ja) |
AU (1) | AU2002242855A1 (ja) |
TW (1) | TWI233022B (ja) |
WO (1) | WO2002077829A2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7519089B1 (en) * | 2002-02-27 | 2009-04-14 | Advanced Micro Devices, Inc. | Arrangement in a channel adapter for transmitting data according to link widths selected based on received link management packets |
US7136953B1 (en) * | 2003-05-07 | 2006-11-14 | Nvidia Corporation | Apparatus, system, and method for bus link width optimization |
US7469311B1 (en) | 2003-05-07 | 2008-12-23 | Nvidia Corporation | Asymmetrical bus |
US7426597B1 (en) * | 2003-05-07 | 2008-09-16 | Nvidia Corporation | Apparatus, system, and method for bus link width optimization of a graphics system |
US7421488B2 (en) * | 2003-08-14 | 2008-09-02 | International Business Machines Corporation | System, method, and computer program product for centralized management of an infiniband distributed system area network |
US7848394B2 (en) * | 2004-09-15 | 2010-12-07 | Broadcom Corporation | Reconfigurable transceiver architecture for frequency offset generation |
KR100776945B1 (ko) * | 2006-09-27 | 2007-11-21 | (재)대구경북과학기술연구원 | 직렬 데이터 전송 구현을 위한 메모리 유닛 |
US20080147916A1 (en) * | 2006-12-19 | 2008-06-19 | Via Technologies, Inc. | Data synchronization method of data buffer device |
KR100788299B1 (ko) * | 2006-12-19 | 2007-12-27 | (재)대구경북과학기술연구원 | 복수의 차동 레인을 공유하는 직렬전송 시스템 |
GB2453732B (en) | 2007-10-16 | 2012-03-07 | Virtensys Ltd | Data switch |
US8472482B2 (en) * | 2008-10-27 | 2013-06-25 | Cisco Technology, Inc. | Multiple infiniband ports within a higher data rate port using multiplexing |
US20160132072A1 (en) * | 2014-11-10 | 2016-05-12 | Intel Corporation | Link layer signal synchronization |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
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US4393301A (en) | 1981-03-05 | 1983-07-12 | Ampex Corporation | Serial-to-parallel converter |
US4593281A (en) * | 1983-10-13 | 1986-06-03 | Rockwell International Corporation | Local area network interframe delay controller |
US4701913A (en) * | 1986-06-11 | 1987-10-20 | Northern Telecom Limited | Circuit and method for extracting signalling information embedded in channelized serial data streams |
EP0290172A3 (en) | 1987-04-30 | 1991-01-16 | Advanced Micro Devices, Inc. | Bidirectional fifo with variable byte boundary and data path width change |
DE68928543T2 (de) * | 1988-10-06 | 1998-04-23 | Gpt Ltd | Asynchrone Zeitvielfachvermittlungsanordnung und Verfahren zum Betrieb der Anordnung |
US5425022A (en) * | 1989-06-16 | 1995-06-13 | British Telecommunications Public Limited Company | Data switching nodes |
US5175819A (en) * | 1990-03-28 | 1992-12-29 | Integrated Device Technology, Inc. | Cascadable parallel to serial converter using tap shift registers and data shift registers while receiving input data from FIFO buffer |
JP2507678B2 (ja) | 1990-06-29 | 1996-06-12 | 三菱電機株式会社 | 時分割多重分離装置 |
US5715248A (en) * | 1992-05-21 | 1998-02-03 | Alcatel Network Systems, Inc. | Derivation of VT group clock from SONET STS-1 payload clock and VT group bus definition |
US5488408A (en) * | 1994-03-22 | 1996-01-30 | A.C. Nielsen Company | Serial data channel metering attachment for metering channels to which a receiver is tuned |
KR0157924B1 (ko) * | 1995-12-23 | 1998-12-15 | 문정환 | 데이타 전송 시스템 및 그 방법 |
US5938731A (en) * | 1997-06-23 | 1999-08-17 | International Business Machines Corporation | Exchanging synchronous data link control (SDLC) frames to adjust speed of data transfer between a client and server |
US5974058A (en) * | 1998-03-16 | 1999-10-26 | Storage Technology Corporation | System and method for multiplexing serial links |
AU8796898A (en) | 1998-05-18 | 1999-12-06 | Acqiris | Data acquisition system comprising an analog input signal conversion circuit |
DE69809224T2 (de) | 1998-08-28 | 2003-08-28 | Ibm | Vermittlungsvorrichtung mit wenigstens einem Vermittlungskern-Zugriffselement zur Verbindung von verschiedenen Protokolladaptern |
US6199137B1 (en) * | 1999-01-05 | 2001-03-06 | Lucent Technolgies, Inc. | Method and device for controlling data flow through an IO controller |
US6490250B1 (en) * | 1999-03-09 | 2002-12-03 | Conexant Systems, Inc. | Elementary stream multiplexer |
US6956852B1 (en) * | 1999-06-25 | 2005-10-18 | Cisco Technology Inc. | Multi-function high-speed network interface |
US6389120B1 (en) * | 1999-09-03 | 2002-05-14 | Lucent Technologies Inc. | Method and apparatus for multiple logical channel information delivery over multiple suppressed ringing physical channels |
US6584535B1 (en) * | 2000-01-31 | 2003-06-24 | Cisco Technology, Inc. | Configurable serial interconnection |
US7054331B1 (en) * | 2000-09-13 | 2006-05-30 | Intel Corporation | Multi-lane receiver de-skewing |
US7046623B2 (en) * | 2000-12-29 | 2006-05-16 | Nokia Inc. | Fault recovery system and method for inverse multiplexed digital subscriber lines |
-
2001
- 2001-03-23 US US09/816,967 patent/US7254647B2/en not_active Expired - Fee Related
-
2002
- 2002-03-19 CN CNA02806707XA patent/CN1639679A/zh active Pending
- 2002-03-19 EP EP02708493A patent/EP1370930A2/en not_active Withdrawn
- 2002-03-19 WO PCT/GB2002/001366 patent/WO2002077829A2/en not_active Application Discontinuation
- 2002-03-19 KR KR10-2003-7011799A patent/KR20030084971A/ko active IP Right Grant
- 2002-03-19 AU AU2002242855A patent/AU2002242855A1/en not_active Abandoned
- 2002-03-19 JP JP2002575812A patent/JP3989376B2/ja not_active Expired - Fee Related
- 2002-03-22 TW TW091105574A patent/TWI233022B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU2002242855A1 (en) | 2002-10-08 |
EP1370930A2 (en) | 2003-12-17 |
US20040210687A1 (en) | 2004-10-21 |
WO2002077829A3 (en) | 2003-07-31 |
WO2002077829A2 (en) | 2002-10-03 |
JP2004531933A (ja) | 2004-10-14 |
US7254647B2 (en) | 2007-08-07 |
KR20030084971A (ko) | 2003-11-01 |
CN1639679A (zh) | 2005-07-13 |
TWI233022B (en) | 2005-05-21 |
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