JPS57111145A - Terminal station equipment having optical amplifying function - Google Patents

Terminal station equipment having optical amplifying function

Info

Publication number
JPS57111145A
JPS57111145A JP55186925A JP18692580A JPS57111145A JP S57111145 A JPS57111145 A JP S57111145A JP 55186925 A JP55186925 A JP 55186925A JP 18692580 A JP18692580 A JP 18692580A JP S57111145 A JPS57111145 A JP S57111145A
Authority
JP
Japan
Prior art keywords
signal
synthesized
optical
data
terminal station
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
JP55186925A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6251531B2 (enExample
Inventor
Kazuo Iguchi
Naomasa Hanano
Tsutomu Fukugahara
Masaaki Takahashi
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 JP55186925A priority Critical patent/JPS57111145A/ja
Publication of JPS57111145A publication Critical patent/JPS57111145A/ja
Publication of JPS6251531B2 publication Critical patent/JPS6251531B2/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
    • H04B10/29—Repeaters

Landscapes

  • Small-Scale Networks (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
JP55186925A 1980-12-26 1980-12-26 Terminal station equipment having optical amplifying function Granted JPS57111145A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55186925A JPS57111145A (en) 1980-12-26 1980-12-26 Terminal station equipment having optical amplifying function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55186925A JPS57111145A (en) 1980-12-26 1980-12-26 Terminal station equipment having optical amplifying function

Publications (2)

Publication Number Publication Date
JPS57111145A true JPS57111145A (en) 1982-07-10
JPS6251531B2 JPS6251531B2 (enExample) 1987-10-30

Family

ID=16197101

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55186925A Granted JPS57111145A (en) 1980-12-26 1980-12-26 Terminal station equipment having optical amplifying function

Country Status (1)

Country Link
JP (1) JPS57111145A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60160231A (ja) * 1984-01-31 1985-08-21 Toshiba Corp ル−プ式光デ−タウエイシステム

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60160231A (ja) * 1984-01-31 1985-08-21 Toshiba Corp ル−プ式光デ−タウエイシステム
US4727601A (en) * 1984-01-31 1988-02-23 Kabushiki Kaisha Toshiba Loop-type optical dataway system

Also Published As

Publication number Publication date
JPS6251531B2 (enExample) 1987-10-30

Similar Documents

Publication Publication Date Title
CA1024075A (en) Margin monitoring circuit for repeatered digital transmission line
JPS5493315A (en) Transmission and reception circuit
GB1512990A (en) Active filters
JPS57111145A (en) Terminal station equipment having optical amplifying function
GB2072465B (en) Telephone transmission circuit
AU1160883A (en) Transmission circuit for an electronic telephone set
GB1338896A (en) Hybrid networks
JPS5739610A (en) Broadband ccd delay line
JPS5352008A (en) Repeater circuit for carrier
JPS57136813A (en) Resistance branching circuit
ZA832715B (en) Additional line coupling circuit to an intercom telephone set
SU1172027A1 (ru) Адаптивна переходна система канала св зи
Bykhovskii A simple method for calculation of distortions of FM signals affected by countermeasure signals
JPS54162905A (en) Radiotelephony equipment
JPS5437410A (en) Surge invasion preventing circuit for coaxial repeating transmission line
AU543086B2 (en) Electronic subscriber line interface circuit
GB1304910A (enExample)
JPS538513A (en) Facsimile communication system
JPS53136910A (en) Initial connection system for time division multiple connecting communication system
JPS5756804A (en) Submarine repeating system of optical fiber cable
FR2315203A1 (fr) Circuit de communication et reseau utilisant de tels circuits
JPS52143709A (en) Signal synthesizing circuit
JPS553221A (en) Signal transmission/reception system
JPS5496313A (en) Signal switching system
JPS57133733A (en) Measuring device for digital transmission characteristics