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GB2364469B - Improvements in or relating to switching devices - Google Patents

Improvements in or relating to switching devices

Info

Publication number
GB2364469B
GB2364469B GB0024736A GB0024736A GB2364469B GB 2364469 B GB2364469 B GB 2364469B GB 0024736 A GB0024736 A GB 0024736A GB 0024736 A GB0024736 A GB 0024736A GB 2364469 B GB2364469 B GB 2364469B
Authority
GB
United Kingdom
Prior art keywords
relating
switching devices
switching
devices
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
Application number
GB0024736A
Other versions
GB2364469A (en
GB0024736D0 (en
Inventor
Andrew Reeve
Simon Paul Davis
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Publication of GB0024736D0 publication Critical patent/GB0024736D0/en
Priority to DE60115998T priority Critical patent/DE60115998T2/en
Priority to AT01202197T priority patent/ATE313892T1/en
Priority to EP01202197A priority patent/EP1170906B1/en
Priority to ES01202197T priority patent/ES2254316T3/en
Priority to CA002351020A priority patent/CA2351020C/en
Priority to US09/898,484 priority patent/US7046626B2/en
Priority to JP2001204461A priority patent/JP2002094564A/en
Publication of GB2364469A publication Critical patent/GB2364469A/en
Application granted granted Critical
Publication of GB2364469B publication Critical patent/GB2364469B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
GB0024736A 2000-07-05 2000-10-10 Improvements in or relating to switching devices Expired - Fee Related GB2364469B (en)

Priority Applications (7)

Application Number Priority Date Filing Date Title
AT01202197T ATE313892T1 (en) 2000-07-05 2001-06-08 IMPROVEMENTS IN OR TO CONVERSION DEVICES
DE60115998T DE60115998T2 (en) 2000-07-05 2001-06-08 Improvements in or to switching devices
EP01202197A EP1170906B1 (en) 2000-07-05 2001-06-08 Improvements in or relating to switching devices
ES01202197T ES2254316T3 (en) 2000-07-05 2001-06-08 IMPROVEMENTS IN, OR RELATED TO, SWITCHING DEVICES.
CA002351020A CA2351020C (en) 2000-07-05 2001-06-18 Improvements in or relating to switching devices
US09/898,484 US7046626B2 (en) 2000-07-05 2001-07-05 Switching devices
JP2001204461A JP2002094564A (en) 2000-07-05 2001-07-05 Switching equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0016475A GB0016475D0 (en) 2000-07-05 2000-07-05 Distributed schedules for a routing device

Publications (3)

Publication Number Publication Date
GB0024736D0 GB0024736D0 (en) 2000-11-22
GB2364469A GB2364469A (en) 2002-01-23
GB2364469B true GB2364469B (en) 2004-03-17

Family

ID=9895044

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0016475A Ceased GB0016475D0 (en) 2000-07-05 2000-07-05 Distributed schedules for a routing device
GB0024736A Expired - Fee Related GB2364469B (en) 2000-07-05 2000-10-10 Improvements in or relating to switching devices

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0016475A Ceased GB0016475D0 (en) 2000-07-05 2000-07-05 Distributed schedules for a routing device

Country Status (1)

Country Link
GB (2) GB0016475D0 (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5517495A (en) * 1994-12-06 1996-05-14 At&T Corp. Fair prioritized scheduling in an input-buffered switch
WO1999035879A1 (en) * 1998-01-12 1999-07-15 Cabletron Systems, Inc. Method for providing bandwidth and delay guarantees in a crossbar switch with speedup
WO1999035792A1 (en) * 1998-01-12 1999-07-15 Cabletron Systems, Inc. Method for providing delays independent of switch size in a crossbar switch with speedup
WO2000028684A1 (en) * 1998-11-06 2000-05-18 Path 1 Network Technologies, Inc. Time-synchronized multi-layer network switch for providing quality of service guarantees in computer networks
EP1009189A2 (en) * 1998-12-08 2000-06-14 Nec Corporation RRGS-round-robin greedy scheduling for input/output buffered terabit switches
WO2000064109A1 (en) * 1999-04-20 2000-10-26 Cisco Technology, Inc. Crosspoint switch with independent schedulers

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5517495A (en) * 1994-12-06 1996-05-14 At&T Corp. Fair prioritized scheduling in an input-buffered switch
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
WO1999035879A1 (en) * 1998-01-12 1999-07-15 Cabletron Systems, Inc. Method for providing bandwidth and delay guarantees in a crossbar switch with speedup
WO1999035792A1 (en) * 1998-01-12 1999-07-15 Cabletron Systems, Inc. Method for providing delays independent of switch size in a crossbar switch with speedup
WO2000028684A1 (en) * 1998-11-06 2000-05-18 Path 1 Network Technologies, Inc. Time-synchronized multi-layer network switch for providing quality of service guarantees in computer networks
EP1009189A2 (en) * 1998-12-08 2000-06-14 Nec Corporation RRGS-round-robin greedy scheduling for input/output buffered terabit switches
WO2000064109A1 (en) * 1999-04-20 2000-10-26 Cisco Technology, Inc. Crosspoint switch with independent schedulers

Also Published As

Publication number Publication date
GB0016475D0 (en) 2000-08-23
GB2364469A (en) 2002-01-23
GB0024736D0 (en) 2000-11-22

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20051010