JPS56169948A - Optical multiplex transmission system - Google Patents

Optical multiplex transmission system

Info

Publication number
JPS56169948A
JPS56169948A JP7447280A JP7447280A JPS56169948A JP S56169948 A JPS56169948 A JP S56169948A JP 7447280 A JP7447280 A JP 7447280A JP 7447280 A JP7447280 A JP 7447280A JP S56169948 A JPS56169948 A JP S56169948A
Authority
JP
Japan
Prior art keywords
optical
transmitted
multiplex transmission
component
wave length
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
JP7447280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6318901B2 (enrdf_load_stackoverflow
Inventor
Takeshi Usui
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.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP7447280A priority Critical patent/JPS56169948A/ja
Publication of JPS56169948A publication Critical patent/JPS56169948A/ja
Publication of JPS6318901B2 publication Critical patent/JPS6318901B2/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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2589—Bidirectional transmission

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
JP7447280A 1980-06-03 1980-06-03 Optical multiplex transmission system Granted JPS56169948A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7447280A JPS56169948A (en) 1980-06-03 1980-06-03 Optical multiplex transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7447280A JPS56169948A (en) 1980-06-03 1980-06-03 Optical multiplex transmission system

Publications (2)

Publication Number Publication Date
JPS56169948A true JPS56169948A (en) 1981-12-26
JPS6318901B2 JPS6318901B2 (enrdf_load_stackoverflow) 1988-04-20

Family

ID=13548223

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7447280A Granted JPS56169948A (en) 1980-06-03 1980-06-03 Optical multiplex transmission system

Country Status (1)

Country Link
JP (1) JPS56169948A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2537364A1 (fr) * 1982-12-01 1984-06-08 Instruments Sa Procede de transmission d'informations par fibre optique et dispositif pour la mise en oeuvre du procede

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63103802U (enrdf_load_stackoverflow) * 1986-12-26 1988-07-06
JPS6414301U (enrdf_load_stackoverflow) * 1987-04-03 1989-01-25
JPS6480306A (en) * 1987-09-21 1989-03-27 Tsuneo Yoshimura Method of activating solution for permanent waving
JPH01300904A (ja) * 1988-05-24 1989-12-05 Seikichi Boku パーマネントウエーブのコールド・ウエーブ法
JPH0399501U (enrdf_load_stackoverflow) * 1990-02-01 1991-10-17

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2537364A1 (fr) * 1982-12-01 1984-06-08 Instruments Sa Procede de transmission d'informations par fibre optique et dispositif pour la mise en oeuvre du procede

Also Published As

Publication number Publication date
JPS6318901B2 (enrdf_load_stackoverflow) 1988-04-20

Similar Documents

Publication Publication Date Title
ATE115797T1 (de) Sende/empfangsteil für ein bidirektionales kohärent-optisches übertragungssystem.
DE59009661D1 (de) Sende- und Empfangsmodul für eine bidirektionale optische Nachrichten- und Signalübertragung.
JPS56165437A (en) Optical repeating system for optical communication
ATE100946T1 (de) Optelektrische sende- und empfangsvorrichtung.
JPS56169948A (en) Optical multiplex transmission system
JPS536059A (en) Measuring method and apparatus for optical fiber transmission characteristics
JPS55105454A (en) End office repeater for optical fiber data way
JPS568103A (en) Photoswitch
JPS5797734A (en) Receiving device
JPS5687948A (en) Optical communication system
JPS57185740A (en) Optical transmission system
JPS57190436A (en) Adjusting method for optical transmitting line
JPS57173238A (en) Optical transmitter
JPS56165439A (en) Optical two-way repeater
JPS57138187A (en) Optical transmission network
JPS57129037A (en) Optical transmission device
JPS57190919A (en) Optical multiplexer and demultiplexer
JPS5628538A (en) Optical multiplex transmission system
JPS5597753A (en) Optical-fiber transmission control system
JPS56103552A (en) Transmitting system of monitor signal
JPS5668040A (en) Transmission system for light energy and light signal
JPS5374804A (en) Optical transmission system
JPS567540A (en) Optical transmission system
JPS5355131A (en) Optical fiber coupling circuit
JPS55145445A (en) Optical wavelength multiple transmitting system