JPS5374804A - Optical transmission system - Google Patents

Optical transmission system

Info

Publication number
JPS5374804A
JPS5374804A JP15027476A JP15027476A JPS5374804A JP S5374804 A JPS5374804 A JP S5374804A JP 15027476 A JP15027476 A JP 15027476A JP 15027476 A JP15027476 A JP 15027476A JP S5374804 A JPS5374804 A JP S5374804A
Authority
JP
Japan
Prior art keywords
transmission system
optical transmission
transmission
enhance
ensure
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
JP15027476A
Other languages
Japanese (ja)
Other versions
JPS6028419B2 (en
Inventor
Shuzo Morita
Masakatsu Sakai
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP51150274A priority Critical patent/JPS6028419B2/en
Publication of JPS5374804A publication Critical patent/JPS5374804A/en
Publication of JPS6028419B2 publication Critical patent/JPS6028419B2/en
Expired 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
    • H04B10/03—Arrangements for fault recovery
    • H04B10/032—Arrangements for fault recovery using working and protection systems

Abstract

PURPOSE:To ensure a low-loss transmission and thus to enhance the system reliability by carrying out a parallel transmission using a single mode fiber.
JP51150274A 1976-12-16 1976-12-16 Optical transmission method Expired JPS6028419B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51150274A JPS6028419B2 (en) 1976-12-16 1976-12-16 Optical transmission method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51150274A JPS6028419B2 (en) 1976-12-16 1976-12-16 Optical transmission method

Publications (2)

Publication Number Publication Date
JPS5374804A true JPS5374804A (en) 1978-07-03
JPS6028419B2 JPS6028419B2 (en) 1985-07-04

Family

ID=15493363

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51150274A Expired JPS6028419B2 (en) 1976-12-16 1976-12-16 Optical transmission method

Country Status (1)

Country Link
JP (1) JPS6028419B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412307U (en) * 1977-06-28 1979-01-26
JPS5925441A (en) * 1982-08-02 1984-02-09 Hitachi Ltd Photocoupled multiplex circuit
US7302190B2 (en) 2001-05-30 2007-11-27 Nec Corporation Optical communication system including replaceable electro-optic and opto-electric converters

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412307U (en) * 1977-06-28 1979-01-26
JPS5925441A (en) * 1982-08-02 1984-02-09 Hitachi Ltd Photocoupled multiplex circuit
JPH0334264B2 (en) * 1982-08-02 1991-05-22 Hitachi Ltd
US7302190B2 (en) 2001-05-30 2007-11-27 Nec Corporation Optical communication system including replaceable electro-optic and opto-electric converters

Also Published As

Publication number Publication date
JPS6028419B2 (en) 1985-07-04

Similar Documents

Publication Publication Date Title
AU509982B2 (en) Optical fibre transmission system
JPS5339145A (en) Optical fiber coupler
NL7703310A (en) FIBER OPTIC COUPLING DEVICE.
JPS52130646A (en) Optical fiber coupler
JPS539547A (en) Optical fiber waveguide
GB1544535A (en) Coupling optical fibres
AU3032177A (en) An optical fibre coupler
AU504805B2 (en) Joining optical fibers
JPS52145048A (en) Optical fiber coupler
ZA775787B (en) Coupling optical fibres
JPS5336116A (en) Loop transmission system
JPS537344A (en) Optical fiber coupler
JPS52155901A (en) Transmission system for optical fiber
AU504868B2 (en) Optical fibre coupler
JPS5374804A (en) Optical transmission system
JPS53125854A (en) Optical transmission system and production therefor
JPS5345249A (en) Light transmitting device
JPS5329003A (en) Optical fiber trans mission system
JPS5374442A (en) Optical branching device
JPS5384402A (en) Multiple transmission system using optical fiber
JPS5336118A (en) Loop transmission system
JPS5375705A (en) Transmission system for optical signal
JPS52108702A (en) Code transmission device
JPS53141A (en) Manufacturing connecting sleeves for light transmitting fiber
JPS5355131A (en) Optical fiber coupling circuit