HK148794A - Network topology for reduced blocking and photonic system implementation thereof - Google Patents

Network topology for reduced blocking and photonic system implementation thereof Download PDF

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Publication number
HK148794A
HK148794A HK148794A HK148794A HK148794A HK 148794 A HK148794 A HK 148794A HK 148794 A HK148794 A HK 148794A HK 148794 A HK148794 A HK 148794A HK 148794 A HK148794 A HK 148794A
Authority
HK
Hong Kong
Prior art keywords
node
stage
stages
optical
network
Prior art date
Application number
HK148794A
Other languages
German (de)
English (en)
French (fr)
Inventor
J Cloonan Thomas
J Hinterlong Stephen
S Hinton Harvard
K Hwang Frank
Jahns Jurgen
L Jewell Jack
L Lentine Anthony
Original Assignee
At&T Corp.
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 At&T Corp. filed Critical At&T Corp.
Publication of HK148794A publication Critical patent/HK148794A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0052—Interconnection of switches
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/0079—Operation or maintenance aspects
    • H04Q2011/0081—Fault tolerance; Redundancy; Recovery; Reconfigurability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0062—Network aspects
    • H04Q2011/009—Topology aspects

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Optical Communication System (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Optical Integrated Circuits (AREA)
HK148794A 1989-05-08 1994-12-30 Network topology for reduced blocking and photonic system implementation thereof HK148794A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/349,281 US5077483A (en) 1989-05-08 1989-05-08 Network topology for reduced blocking and photonic system implementation thereof
CA002010990A CA2010990C (en) 1989-05-08 1990-02-27 Network topology for reduced blocking and photonic system implementation thereof
SG155394A SG155394G (en) 1989-05-08 1994-10-21 Network topology for reduced blocking and photonic system implementation thereof

Publications (1)

Publication Number Publication Date
HK148794A true HK148794A (en) 1995-01-06

Family

ID=27168716

Family Applications (1)

Application Number Title Priority Date Filing Date
HK148794A HK148794A (en) 1989-05-08 1994-12-30 Network topology for reduced blocking and photonic system implementation thereof

Country Status (9)

Country Link
US (1) US5077483A (ja)
EP (1) EP0397372B1 (ja)
JP (1) JPH07101876B2 (ja)
AU (1) AU618477B2 (ja)
CA (1) CA2010990C (ja)
DE (1) DE69011190T2 (ja)
ES (1) ES2057394T3 (ja)
HK (1) HK148794A (ja)
SG (1) SG155394G (ja)

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GB2256763B (en) * 1990-03-13 1994-01-26 Secr Defence An optical multiplexer
GB9005647D0 (en) * 1990-03-13 1990-05-09 Secr Defence Optical multiplexer
US5172259A (en) * 1991-02-27 1992-12-15 At&T Laboratories Embedded control network
US5153757A (en) * 1991-02-27 1992-10-06 At&T Bell Laboratories Network control arrangement
US5301055A (en) * 1991-10-01 1994-04-05 Bell Communications Research, Inc. Scheduler for multicast cell transmission
GB2269296A (en) * 1992-08-01 1994-02-02 Northern Telecom Ltd Telecommunications switch architecture
US5303083A (en) * 1992-08-26 1994-04-12 Hughes Aircraft Company Polarized light recovery
US5251052A (en) * 1992-09-02 1993-10-05 The United States Of America As Represented By The Secretary Of The Navy System for solving boolean equations using optical lookup tables
US5345444A (en) * 1992-09-30 1994-09-06 At&T Bell Laboratories Chuted, growable packet switching arrangement
US5289303A (en) * 1992-09-30 1994-02-22 At&T Bell Laboratories Chuted, optical packet distribution network
US5311345A (en) * 1992-09-30 1994-05-10 At&T Bell Laboratories Free space optical, growable packet switching arrangement
JPH0746633A (ja) * 1993-02-23 1995-02-14 Fujitsu Ltd 偏光制御型空間光スイッチ
SE516732C2 (sv) * 1994-06-10 2002-02-19 Ericsson Telefon Ab L M Trestegs väljarenhet
US5544160A (en) * 1994-12-30 1996-08-06 At&T Corp. Terabit per second packet switch
US5724349A (en) * 1995-08-31 1998-03-03 Lucent Technologies Inc. Terabit per second ATM packet switch having out-of-band control with multi casting
US5724352A (en) * 1995-08-31 1998-03-03 Lucent Technologies Inc. Terabit per second packet switch having assignable multiple packet loss probabilities
US6043782A (en) * 1995-12-18 2000-03-28 Ppg Industries Ohio, Inc. Antenna connector arrangement
GB2311180B (en) * 1996-03-13 2000-03-22 Northern Telecom Ltd Switch architecture
US5798580A (en) * 1996-10-09 1998-08-25 Morozov; Valentin Contention free global interconnection
US7576909B2 (en) 1998-07-16 2009-08-18 Imra America, Inc. Multimode amplifier for amplifying single mode light
US7656578B2 (en) 1997-03-21 2010-02-02 Imra America, Inc. Microchip-Yb fiber hybrid optical amplifier for micro-machining and marking
KR100233103B1 (ko) 1997-05-27 1999-12-01 윤종용 순환구조를 갖는 광스위치장치 및 방법
US5884090A (en) * 1997-07-17 1999-03-16 International Business Machines Corporation Method and apparatus for partitioning an interconnection medium in a partitioned multiprocessor computer system
US5887184A (en) * 1997-07-17 1999-03-23 International Business Machines Corporation Method and apparatus for partitioning an interconnection medium in a partitioned multiprocessor computer system
US6021442A (en) * 1997-07-17 2000-02-01 International Business Machines Corporation Method and apparatus for partitioning an interconnection medium in a partitioned multiprocessor computer system
EP0949837B1 (en) * 1998-03-05 2005-11-16 Nippon Telegraph and Telephone Corporation ATM Switch
US6366713B1 (en) * 1998-09-04 2002-04-02 Tellabs Operations, Inc. Strictly non-blocking optical switch core having optimized switching architecture based on reciprocity conditions
US6275512B1 (en) 1998-11-25 2001-08-14 Imra America, Inc. Mode-locked multimode fiber laser pulse source
JP3651876B2 (ja) 2000-02-07 2005-05-25 エヌティティエレクトロニクス株式会社 波長多重光信号の合分波方式
WO2001078281A2 (en) * 2000-04-05 2001-10-18 Light Management Group Inc. An information compressor for fiber-optic lines
US6363182B2 (en) 2000-07-31 2002-03-26 James D. Mills Optical switch for reciprocal traffic
US6850662B1 (en) 2000-07-31 2005-02-01 Tellabs Operations, Inc. Optical switch for reciprocal traffic
US7012895B1 (en) 2000-11-17 2006-03-14 University Of Kentucky Research Foundation Packet-switching network with symmetrical topology and method of routing packets
US7873056B2 (en) 2004-11-18 2011-01-18 Nec Corporation Switch device, switching method and switch control program
US9008510B1 (en) 2011-05-12 2015-04-14 Google Inc. Implementation of a large-scale multi-stage non-blocking optical circuit switch
US9560427B2 (en) * 2014-05-28 2017-01-31 Huawei Technologies Co., Ltd. Scalable silicon photonic switching architectures for optical networks

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4566007A (en) * 1983-05-16 1986-01-21 At&T Bell Laboratories Rearrangeable multiconnection switching networks
US4550397A (en) * 1983-12-16 1985-10-29 At&T Bell Laboratories Alternate paths in a self-routing packet switching network
US4734907A (en) * 1985-09-06 1988-03-29 Washington University Broadcast packet switching network
GB8705054D0 (en) * 1987-03-04 1987-04-08 British Telecomm Signal switching processor
US4787692A (en) * 1987-03-13 1988-11-29 American Telephone And Telegraph Company At&T Bell Laboratories Electro optical switch architectures
US4917456A (en) * 1988-07-15 1990-04-17 At&T Bell Laboratories Optical crossover network

Also Published As

Publication number Publication date
AU618477B2 (en) 1991-12-19
JPH07101876B2 (ja) 1995-11-01
DE69011190T2 (de) 1995-03-16
US5077483A (en) 1991-12-31
SG155394G (en) 1995-03-17
CA2010990C (en) 1996-12-17
EP0397372B1 (en) 1994-08-03
AU5473190A (en) 1990-11-08
ES2057394T3 (es) 1994-10-16
DE69011190D1 (de) 1994-09-08
JPH0349445A (ja) 1991-03-04
EP0397372A1 (en) 1990-11-14
CA2010990A1 (en) 1991-08-27

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PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)