JPS5576308A - Optical period waveform branching filter - Google Patents

Optical period waveform branching filter

Info

Publication number
JPS5576308A
JPS5576308A JP14962678A JP14962678A JPS5576308A JP S5576308 A JPS5576308 A JP S5576308A JP 14962678 A JP14962678 A JP 14962678A JP 14962678 A JP14962678 A JP 14962678A JP S5576308 A JPS5576308 A JP S5576308A
Authority
JP
Japan
Prior art keywords
optical fibers
fibers
cores
mode optical
finely adjusted
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
JP14962678A
Other languages
English (en)
Other versions
JPS5636403B2 (ja
Inventor
Takaichi Watanabe
Takao Itanami
Nobuo Nakajima
Tadashi Takano
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.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Priority to JP14962678A priority Critical patent/JPS5576308A/ja
Publication of JPS5576308A publication Critical patent/JPS5576308A/ja
Publication of JPS5636403B2 publication Critical patent/JPS5636403B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Light Guides In General And Applications Therefor (AREA)
JP14962678A 1978-12-05 1978-12-05 Optical period waveform branching filter Granted JPS5576308A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14962678A JPS5576308A (en) 1978-12-05 1978-12-05 Optical period waveform branching filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14962678A JPS5576308A (en) 1978-12-05 1978-12-05 Optical period waveform branching filter

Publications (2)

Publication Number Publication Date
JPS5576308A true JPS5576308A (en) 1980-06-09
JPS5636403B2 JPS5636403B2 (ja) 1981-08-24

Family

ID=15479326

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14962678A Granted JPS5576308A (en) 1978-12-05 1978-12-05 Optical period waveform branching filter

Country Status (1)

Country Link
JP (1) JPS5576308A (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5918921A (ja) * 1982-07-23 1984-01-31 Nippon Telegr & Teleph Corp <Ntt> フアイバ形結合子及びその製造方法
US4515431A (en) * 1982-08-11 1985-05-07 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
US4554510A (en) * 1983-09-12 1985-11-19 The Board Of Trustees Of Leland Stanford Junior University Switching fiber optic amplifier
US4556279A (en) * 1981-11-09 1985-12-03 Board Of Trustees Of The Leland Stanford Junior University Passive fiber optic multiplexer
US4557553A (en) * 1981-11-02 1985-12-10 The United States Of America As Represented By The Secretary Of The Navy Method of wavelength multiplexing in fused single-mode fiber couplers
US4560234A (en) * 1983-08-15 1985-12-24 Board Of Trustees Of The Leland Stanford Junior University Fiber optic switchable coupler
US4674830A (en) * 1983-11-25 1987-06-23 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
US4723824A (en) * 1983-11-25 1988-02-09 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4557553A (en) * 1981-11-02 1985-12-10 The United States Of America As Represented By The Secretary Of The Navy Method of wavelength multiplexing in fused single-mode fiber couplers
US4556279A (en) * 1981-11-09 1985-12-03 Board Of Trustees Of The Leland Stanford Junior University Passive fiber optic multiplexer
EP0079196B1 (en) * 1981-11-09 1987-02-25 The Board Of Trustees Of The Leland Stanford Junior University Passive fiber optic multiplexer
JPS5918921A (ja) * 1982-07-23 1984-01-31 Nippon Telegr & Teleph Corp <Ntt> フアイバ形結合子及びその製造方法
US4515431A (en) * 1982-08-11 1985-05-07 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
US4560234A (en) * 1983-08-15 1985-12-24 Board Of Trustees Of The Leland Stanford Junior University Fiber optic switchable coupler
US4554510A (en) * 1983-09-12 1985-11-19 The Board Of Trustees Of Leland Stanford Junior University Switching fiber optic amplifier
US4674830A (en) * 1983-11-25 1987-06-23 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
US4723824A (en) * 1983-11-25 1988-02-09 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier
US4859016A (en) * 1983-11-25 1989-08-22 The Board Of Trustees Of The Leland Stanford Junior University Fiber optic amplifier

Also Published As

Publication number Publication date
JPS5636403B2 (ja) 1981-08-24

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