JPS56149133A - Optical data link - Google Patents

Optical data link

Info

Publication number
JPS56149133A
JPS56149133A JP5248180A JP5248180A JPS56149133A JP S56149133 A JPS56149133 A JP S56149133A JP 5248180 A JP5248180 A JP 5248180A JP 5248180 A JP5248180 A JP 5248180A JP S56149133 A JPS56149133 A JP S56149133A
Authority
JP
Japan
Prior art keywords
signal
circuit
optical
light communication
communication device
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
JP5248180A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6341456B2 (enExample
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 JP5248180A priority Critical patent/JPS56149133A/ja
Publication of JPS56149133A publication Critical patent/JPS56149133A/ja
Publication of JPS6341456B2 publication Critical patent/JPS6341456B2/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

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
  • Optical Communication System (AREA)
JP5248180A 1980-04-21 1980-04-21 Optical data link Granted JPS56149133A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5248180A JPS56149133A (en) 1980-04-21 1980-04-21 Optical data link

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5248180A JPS56149133A (en) 1980-04-21 1980-04-21 Optical data link

Publications (2)

Publication Number Publication Date
JPS56149133A true JPS56149133A (en) 1981-11-18
JPS6341456B2 JPS6341456B2 (enExample) 1988-08-17

Family

ID=12915905

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5248180A Granted JPS56149133A (en) 1980-04-21 1980-04-21 Optical data link

Country Status (1)

Country Link
JP (1) JPS56149133A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02264907A (ja) * 1989-04-06 1990-10-29 Nippon Telegr & Teleph Corp <Ntt> 光コネクタの清浄器具
JPWO2020194724A1 (enExample) * 2019-03-28 2020-10-01

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5259502A (en) * 1975-11-11 1977-05-17 Nec Corp Data transmission system using light fiber cable data highway
JPS5595439A (en) * 1979-01-12 1980-07-19 Sumitomo Electric Ind Ltd Time-division photo signal transmission system
JPS55123248A (en) * 1979-03-15 1980-09-22 Nec Corp Light loop data transmission system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5259502A (en) * 1975-11-11 1977-05-17 Nec Corp Data transmission system using light fiber cable data highway
JPS5595439A (en) * 1979-01-12 1980-07-19 Sumitomo Electric Ind Ltd Time-division photo signal transmission system
JPS55123248A (en) * 1979-03-15 1980-09-22 Nec Corp Light loop data transmission system

Also Published As

Publication number Publication date
JPS6341456B2 (enExample) 1988-08-17

Similar Documents

Publication Publication Date Title
DE3169188D1 (en) Service-integrated digital transmission system
DE3173727D1 (en) Service integrated digital transmission system
JPS57150258A (en) Sub-signal transmission system
JPS56149133A (en) Optical data link
JPS55105453A (en) Optical wavelength multiple repeating system
JPS5236904A (en) Signal transmission circuit
JPS56114457A (en) Wavelength-multiplex ring bus system
JPS5691542A (en) Data transmitter
JPS54100206A (en) Radio digital signal receiving system
JPS5613850A (en) Secondary signal piling transmission system
JPS56157146A (en) Optical transmission system
JPS5624867A (en) Facsimile simultaneous transmission and reception system
JPS57103445A (en) Optical communication device
JPS6436239A (en) Multiplex transmission equipment
JPS5552650A (en) Optical signal transmission system
JPS5739646A (en) Interruption controlling system during communication
JPS57143948A (en) Optical data multiplex transmitter
JPS5245899A (en) Signal transmitter/receiver
JPS5694851A (en) Control system of multi-point circuit
JPS56156092A (en) Series transmission control system using electric lamp wire
JPS5725737A (en) Optical fiber communication device
JPS54158943A (en) Light signal branching circuit for data bus
JPS5527749A (en) Optical fiber two-way transmission system
JPS5573152A (en) Optical transmitter
JPS5738095A (en) Microphone device