JPS6139777B2 - - Google Patents

Info

Publication number
JPS6139777B2
JPS6139777B2 JP55084088A JP8408880A JPS6139777B2 JP S6139777 B2 JPS6139777 B2 JP S6139777B2 JP 55084088 A JP55084088 A JP 55084088A JP 8408880 A JP8408880 A JP 8408880A JP S6139777 B2 JPS6139777 B2 JP S6139777B2
Authority
JP
Japan
Prior art keywords
optical
optical fiber
wavelength
signal
loop
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
Application number
JP55084088A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5710103A (en
Inventor
Tetsuo Ogawa
Harushige Oochi
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.)
Oki Electric Industry Co Ltd
Original Assignee
Oki Electric Industry Co 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 Oki Electric Industry Co Ltd filed Critical Oki Electric Industry Co Ltd
Priority to JP8408880A priority Critical patent/JPS5710103A/ja
Publication of JPS5710103A publication Critical patent/JPS5710103A/ja
Publication of JPS6139777B2 publication Critical patent/JPS6139777B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0287—Protection in WDM systems
    • H04J14/0289—Optical multiplex section protection
    • H04J14/0291—Shared protection at the optical multiplex section (1:1, n:m)
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mechanical Light Control Or Optical Switches (AREA)
  • Optical Communication System (AREA)
JP8408880A 1980-06-23 1980-06-23 Wavelength multiplex link coupler Granted JPS5710103A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8408880A JPS5710103A (en) 1980-06-23 1980-06-23 Wavelength multiplex link coupler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8408880A JPS5710103A (en) 1980-06-23 1980-06-23 Wavelength multiplex link coupler

Publications (2)

Publication Number Publication Date
JPS5710103A JPS5710103A (en) 1982-01-19
JPS6139777B2 true JPS6139777B2 (enrdf_load_stackoverflow) 1986-09-05

Family

ID=13820741

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8408880A Granted JPS5710103A (en) 1980-06-23 1980-06-23 Wavelength multiplex link coupler

Country Status (1)

Country Link
JP (1) JPS5710103A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63171584U (enrdf_load_stackoverflow) * 1987-04-28 1988-11-08
JPH0628167U (ja) * 1992-09-19 1994-04-15 株式会社イナックス 建具枠の取付構造

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5950633A (ja) * 1982-09-14 1984-03-23 Meidensha Electric Mfg Co Ltd 光通信によるル−プ式デ−タハイウエイシステム
JPH0445318Y2 (enrdf_load_stackoverflow) * 1986-04-24 1992-10-26
JPH02137427A (ja) * 1988-11-18 1990-05-25 Du Pont Opt Electron Kk 光電気的接続装置及び光コンセント

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5494206A (en) * 1978-01-10 1979-07-25 Toshiba Corp Photo transmission system of loop shape
JPS5495259A (en) * 1978-01-11 1979-07-27 Matsushita Electric Ind Co Ltd Optical communication apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63171584U (enrdf_load_stackoverflow) * 1987-04-28 1988-11-08
JPH0628167U (ja) * 1992-09-19 1994-04-15 株式会社イナックス 建具枠の取付構造

Also Published As

Publication number Publication date
JPS5710103A (en) 1982-01-19

Similar Documents

Publication Publication Date Title
Elrefaie Multiwavelength survivable ring network architectures
US6195186B1 (en) Optical WDM ring network
US7212541B2 (en) Wavelength division multiplexed (WDM) ring passive optical network (PON) with route protection for replacement of splitter based passive optical networks
US5822474A (en) Optical branching apparatus and transmission line setting method therefor
US5119223A (en) Bidirectional light waveguide (LWG) telecommunication system and method for wavelength separation mode (bidirectional wavelength separation mode (WDM) between a central telecommunication location and plurality of decentralized telecommunication locations
JPH0378013B2 (enrdf_load_stackoverflow)
GB2334396A (en) Connecting circuit boards using optical WDM signals
CN114584207B (zh) 一种可重构光分插复用器
JPS6139777B2 (enrdf_load_stackoverflow)
CN104518830A (zh) 光收发装置
JP2512770B2 (ja) 波長多重光通信装置
JP2003298514A (ja) 光受信装置、光送信装置、光送受信装置及び光伝送システム
JPH08288911A (ja) 光通信装置およびその方法
JPS5939131A (ja) 光デ−タウエイシステム
TWI512350B (zh) 光收發裝置
JPH10150409A (ja) 光海中分岐装置
US7228021B2 (en) Bidirectional optical add/drop multiplexer and wavelength division multiplexed ring network using the same
JPS60121829A (ja) 障害区間探索用端局装置
JP7505798B2 (ja) 信号伝送システムおよびユニット
JP2003283463A (ja) 波長多重通信システム
JPS622737B2 (enrdf_load_stackoverflow)
JPH0310261B2 (enrdf_load_stackoverflow)
JPS62112429A (ja) 二重光ル−プネツトワ−ク
JP3858663B2 (ja) 光一芯二芯兼用伝送装置
JPS6030455B2 (ja) 光伝送装置