JPS60172840A - 光信号衝突検出・通報回路付光スターカプラ - Google Patents

光信号衝突検出・通報回路付光スターカプラ

Info

Publication number
JPS60172840A
JPS60172840A JP59021576A JP2157684A JPS60172840A JP S60172840 A JPS60172840 A JP S60172840A JP 59021576 A JP59021576 A JP 59021576A JP 2157684 A JP2157684 A JP 2157684A JP S60172840 A JPS60172840 A JP S60172840A
Authority
JP
Japan
Prior art keywords
optical
star coupler
collision
circuit
optical star
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.)
Granted
Application number
JP59021576A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0323030B2 (cs
Inventor
Nobuyuki Tokura
戸倉　信之
Yoshinori Oikawa
及川　義則
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.)
Nippon Telegraph and Telephone Corp
Original Assignee
Nippon Telegraph and Telephone 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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP59021576A priority Critical patent/JPS60172840A/ja
Publication of JPS60172840A publication Critical patent/JPS60172840A/ja
Publication of JPH0323030B2 publication Critical patent/JPH0323030B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
    • H04B10/2725—Star-type networks without a headend
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/27—Arrangements for networking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/40—Bus networks
    • H04L12/407—Bus networks with decentralised control
    • H04L12/413—Bus networks with decentralised control with random access, e.g. carrier-sense multiple-access with collision detection [CSMA-CD]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Small-Scale Networks (AREA)
  • Optical Communication System (AREA)
JP59021576A 1984-02-10 1984-02-10 光信号衝突検出・通報回路付光スターカプラ Granted JPS60172840A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59021576A JPS60172840A (ja) 1984-02-10 1984-02-10 光信号衝突検出・通報回路付光スターカプラ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59021576A JPS60172840A (ja) 1984-02-10 1984-02-10 光信号衝突検出・通報回路付光スターカプラ

Publications (2)

Publication Number Publication Date
JPS60172840A true JPS60172840A (ja) 1985-09-06
JPH0323030B2 JPH0323030B2 (cs) 1991-03-28

Family

ID=12058855

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59021576A Granted JPS60172840A (ja) 1984-02-10 1984-02-10 光信号衝突検出・通報回路付光スターカプラ

Country Status (1)

Country Link
JP (1) JPS60172840A (cs)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150246A (en) * 1989-08-31 1992-09-22 At&T Bell Laboratories Administration arrangement for local area network architecture
JP2006042252A (ja) * 2004-07-30 2006-02-09 Kddi Corp 光伝送システム及び光ネットワーク
WO2011037187A1 (ja) * 2009-09-24 2011-03-31 株式会社オートネットワーク技術研究所 車載通信システム、光通信ハーネス及び光分配装置
JP2011071638A (ja) * 2009-09-24 2011-04-07 Autonetworks Technologies Ltd 車載通信システム

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59236A (ja) * 1982-06-25 1984-01-05 Mitsubishi Electric Corp 信号衝突検出方式
JPS59237A (ja) * 1982-06-25 1984-01-05 Mitsubishi Electric Corp 信号衝突検出方式

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59236A (ja) * 1982-06-25 1984-01-05 Mitsubishi Electric Corp 信号衝突検出方式
JPS59237A (ja) * 1982-06-25 1984-01-05 Mitsubishi Electric Corp 信号衝突検出方式

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5150246A (en) * 1989-08-31 1992-09-22 At&T Bell Laboratories Administration arrangement for local area network architecture
JP2006042252A (ja) * 2004-07-30 2006-02-09 Kddi Corp 光伝送システム及び光ネットワーク
WO2011037187A1 (ja) * 2009-09-24 2011-03-31 株式会社オートネットワーク技術研究所 車載通信システム、光通信ハーネス及び光分配装置
JP2011071638A (ja) * 2009-09-24 2011-04-07 Autonetworks Technologies Ltd 車載通信システム
US8929732B2 (en) 2009-09-24 2015-01-06 Autonetworks Technologies, Ltd. On-vehicle communication system, optical communication harness and optical distribution apparatus

Also Published As

Publication number Publication date
JPH0323030B2 (cs) 1991-03-28

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