ATE243398T1 - Zuweisungsvorrichtung für eine datenvermittlungsanlage - Google Patents

Zuweisungsvorrichtung für eine datenvermittlungsanlage

Info

Publication number
ATE243398T1
ATE243398T1 AT99904994T AT99904994T ATE243398T1 AT E243398 T1 ATE243398 T1 AT E243398T1 AT 99904994 T AT99904994 T AT 99904994T AT 99904994 T AT99904994 T AT 99904994T AT E243398 T1 ATE243398 T1 AT E243398T1
Authority
AT
Austria
Prior art keywords
requests
priority levels
data switching
priority
scheduling means
Prior art date
Application number
AT99904994T
Other languages
English (en)
Inventor
Paul Graham Howarth
Ian David Johnson
Original Assignee
Xyratex Tech Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Xyratex Tech Ltd filed Critical Xyratex Tech Ltd
Application granted granted Critical
Publication of ATE243398T1 publication Critical patent/ATE243398T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/25—Routing or path finding in a switch fabric
    • H04L49/253—Routing or path finding in a switch fabric using establishment or release of connections between ports
    • H04L49/254—Centralised controller, i.e. arbitration or scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/15—Interconnection of switching modules
    • H04L49/1515—Non-blocking multistage, e.g. Clos
    • H04L49/1546—Non-blocking multistage, e.g. Clos using pipelined operation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/20—Support for services
    • H04L49/205—Quality of Service based
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/30—Peripheral units, e.g. input or output ports
    • H04L49/3018—Input queuing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Communication Control (AREA)
  • Circuits Of Receivers In General (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Multi Processors (AREA)
  • Complex Calculations (AREA)
AT99904994T 1998-02-18 1999-02-09 Zuweisungsvorrichtung für eine datenvermittlungsanlage ATE243398T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9803301A GB2334651A (en) 1998-02-18 1998-02-18 Scheduling means for data switching apparatus
PCT/GB1999/000405 WO1999043131A1 (en) 1998-02-18 1999-02-09 Scheduling means for data switching apparatus

Publications (1)

Publication Number Publication Date
ATE243398T1 true ATE243398T1 (de) 2003-07-15

Family

ID=10827109

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99904994T ATE243398T1 (de) 1998-02-18 1999-02-09 Zuweisungsvorrichtung für eine datenvermittlungsanlage

Country Status (11)

Country Link
US (1) US6970469B1 (de)
EP (1) EP1057307B1 (de)
JP (1) JP2002504779A (de)
KR (1) KR20010024906A (de)
CN (1) CN1291395A (de)
AT (1) ATE243398T1 (de)
AU (1) AU2530899A (de)
CA (1) CA2319822A1 (de)
DE (1) DE69908911T2 (de)
GB (1) GB2334651A (de)
WO (1) WO1999043131A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1059588A1 (de) * 1999-06-09 2000-12-13 Texas Instruments Incorporated Multikanal-DMA mit Datenverkehrplanung auf die Ausgänge
KR100312363B1 (ko) * 1999-06-18 2001-11-03 가네코 히사시 데이터 흐름 제어 스위치 및 그 스케줄링방법
US8996698B1 (en) * 2000-11-03 2015-03-31 Truphone Limited Cooperative network for mobile internet access
GB0102743D0 (en) 2001-02-03 2001-03-21 Power X Ltd A data switch and a method for controlling the data switch
US6757246B2 (en) 2001-08-14 2004-06-29 Pts Corporation Method and apparatus for weighted arbitration scheduling separately at the input ports and the output ports of a switch fabric
US6990072B2 (en) 2001-08-14 2006-01-24 Pts Corporation Method and apparatus for arbitration scheduling with a penalty for a switch fabric
US20040037558A1 (en) * 2002-08-20 2004-02-26 Nortel Networks Limited Modular high-capacity switch
US6990541B2 (en) 2002-11-22 2006-01-24 Sun Microsystems, Inc. Arbitration unit for prioritizing requests based on multiple request groups
US7525978B1 (en) 2005-04-15 2009-04-28 Altera Corporation Method and apparatus for scheduling in a packet buffering network
WO2007121674A1 (en) * 2006-04-21 2007-11-01 Huawei Technologies Co., Ltd. A scheduling method and apparatus in communication systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1320257C (en) 1989-04-20 1993-07-13 Ernst August Munter Method and apparatus for input-buffered asynchronous transfer mode switching
US5267235A (en) * 1992-05-21 1993-11-30 Digital Equipment Corporation Method and apparatus for resource arbitration
US5500858A (en) * 1994-12-20 1996-03-19 The Regents Of The University Of California Method and apparatus for scheduling cells in an input-queued switch
US5642349A (en) * 1994-12-30 1997-06-24 Lucent Technologies Inc. Terabit per second ATM packet switch having distributed out-of-band control
US5590123A (en) * 1995-05-23 1996-12-31 Xerox Corporation Device and method for use of a reservation ring to compute crossbar set-up parameters in an ATM switch
US5724352A (en) * 1995-08-31 1998-03-03 Lucent Technologies Inc. Terabit per second packet switch having assignable multiple packet loss probabilities
US5838684A (en) * 1996-02-22 1998-11-17 Fujitsu, Ltd. Low latency, high clock frequency plesioasynchronous packet-based crossbar switching chip system and method
DE69734636T2 (de) * 1996-09-25 2006-06-14 Nippon Telegraph & Telephone Schaltung zur Auflösung von Konkurrenz

Also Published As

Publication number Publication date
GB2334651A (en) 1999-08-25
GB9803301D0 (en) 1998-04-08
DE69908911D1 (de) 2003-07-24
WO1999043131A1 (en) 1999-08-26
JP2002504779A (ja) 2002-02-12
KR20010024906A (ko) 2001-03-26
DE69908911T2 (de) 2004-05-13
CA2319822A1 (en) 1999-08-26
EP1057307A1 (de) 2000-12-06
EP1057307B1 (de) 2003-06-18
US6970469B1 (en) 2005-11-29
AU2530899A (en) 1999-09-06
CN1291395A (zh) 2001-04-11

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