IT1015697B - Sistema ottico di comunicazione - Google Patents

Sistema ottico di comunicazione

Info

Publication number
IT1015697B
IT1015697B IT24841/74A IT2484174A IT1015697B IT 1015697 B IT1015697 B IT 1015697B IT 24841/74 A IT24841/74 A IT 24841/74A IT 2484174 A IT2484174 A IT 2484174A IT 1015697 B IT1015697 B IT 1015697B
Authority
IT
Italy
Prior art keywords
communication system
optical communication
optical
communication
Prior art date
Application number
IT24841/74A
Other languages
English (en)
Original Assignee
Corning Glass Works
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
Priority claimed from US376581A external-priority patent/US3874781A/en
Priority claimed from US376575A external-priority patent/US3883217A/en
Application filed by Corning Glass Works filed Critical Corning Glass Works
Application granted granted Critical
Publication of IT1015697B publication Critical patent/IT1015697B/it

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
    • H04B10/27—Arrangements for networking
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
    • G02B6/2804—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers
    • G02B6/2808—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals forming multipart couplers without wavelength selective elements, e.g. "T" couplers, star couplers using a mixing element which evenly distributes an input signal over a number of outputs
IT24841/74A 1973-07-05 1974-07-05 Sistema ottico di comunicazione IT1015697B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US376581A US3874781A (en) 1973-07-05 1973-07-05 Coupler for optical communication system
US376575A US3883217A (en) 1973-07-05 1973-07-05 Optical communication system

Publications (1)

Publication Number Publication Date
IT1015697B true IT1015697B (it) 1977-05-20

Family

ID=27007474

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24841/74A IT1015697B (it) 1973-07-05 1974-07-05 Sistema ottico di comunicazione

Country Status (7)

Country Link
JP (1) JPS5816374B2 (it)
CA (1) CA997181A (it)
DE (1) DE2428570A1 (it)
FR (1) FR2236319B1 (it)
GB (1) GB1479298A (it)
IT (1) IT1015697B (it)
NL (1) NL183693C (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5528090B2 (it) * 1974-06-06 1980-07-25
FR2298237A1 (fr) * 1975-01-14 1976-08-13 Thomson Csf Systeme de transmission optique par guides de lumiere
JPS5259502A (en) * 1975-11-11 1977-05-17 Nec Corp Data transmission system using light fiber cable data highway
DE2703034C2 (de) * 1977-01-26 1984-08-02 ANT Nachrichtentechnik GmbH, 7150 Backnang Koppelanordnung für vielwellige Glasfaser-Nachrichtensysteme
DE2812346A1 (de) * 1977-03-23 1978-09-28 Tokyo Shibaura Electric Co Lichtverteiler
US4234970A (en) * 1977-11-03 1980-11-18 Elliott Brothers (London) Limited Fiber optic communication system
JPS5545238A (en) * 1978-09-25 1980-03-29 Matsushita Electric Ind Co Ltd Optical fiber transmission system
JPS5938777B2 (ja) * 1979-04-27 1984-09-19 日本電信電話株式会社 光波長分割多重伝送による通信網
DE3123445A1 (de) * 1981-06-12 1982-12-30 Siemens AG, 1000 Berlin und 8000 München Netzwerk mit einer vielzahl von ueber optische mischer miteinander verbindbaren optischen signaluebertragungsleitungen
DE3123446A1 (de) * 1981-06-12 1983-01-05 Siemens AG, 1000 Berlin und 8000 München Anordnung zur steuerung des buszugriffs einer vielzahl von einen bus benutzenden einrichtungen in einem mit zumindest zwei optischen mischern als passives bussystem aufgebauten netzwerk, insb. fuer mehrrechnersysteme
US4511208A (en) * 1981-11-26 1985-04-16 Tokyo Shibaura Denki Kabushiki Kaisha Optical communication system
US4810052A (en) * 1986-01-07 1989-03-07 Litton Systems, Inc Fiber optic bidirectional data bus tap
JPS6427330A (en) * 1987-07-23 1989-01-30 Kokusai Denshin Denwa Co Ltd Optical fiber branching system
JPH0777367B2 (ja) * 1987-08-14 1995-08-16 富士通株式会社 双方向光通信網
JP2685894B2 (ja) * 1989-05-09 1997-12-03 古河電気工業株式会社 光配線方式
JP2697208B2 (ja) * 1989-12-08 1998-01-14 日立電線株式会社 複数地点間双方向伝送方法
JP2653410B2 (ja) * 1990-12-28 1997-09-17 富士ゼロックス株式会社 スターカプラ及び光通信ネットワーク
JP2658667B2 (ja) * 1991-08-31 1997-09-30 日本電気株式会社 光ファイバーケーブル用分岐切り換え装置
US10921182B2 (en) * 2018-10-31 2021-02-16 Taiwan Semiconductor Manufacturing Company Limited Polarization independent optoelectronic device and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3455667A (en) * 1966-05-06 1969-07-15 American Optical Corp Method of making optical couplers
US3455625A (en) * 1966-06-23 1969-07-15 Bausch & Lomb Optical fiber bundle coupling system
DE1254513B (de) * 1966-12-21 1967-11-16 Telefunken Patent Mehrstufiges UEbertragungssystem fuer in Pulscodemodulation dargestellte Nachrichten
US3541341A (en) * 1968-02-21 1970-11-17 Gen Electric Redundant fiber-optic light guide construction
DE1927006B2 (de) * 1968-07-06 1971-05-27 Optisches multiplex uebertragungssystem
DE1801999B2 (de) * 1968-10-09 1973-11-08 Telefunken Patentverwertungsgesellschaft Mbh, 7900 Ulm Breitbandige Ubertragungskanale auf weisendes Nachrichtenübertragungssystem mit einer Vielzahl von Teilnehmern
DE2144780A1 (de) * 1971-09-08 1973-03-15 Licentia Gmbh Nachrichtenuebertragungssystem mit einem kabel mit parallelgefuehrten glasfaserlichtleitungen
DE2205996B2 (de) * 1972-02-09 1975-05-15 Rank Precision Industries Gmbh, 8500 Nuernberg Faseroptische Lichtleiteranordnung, insbesondere Reflexionsschranke

Also Published As

Publication number Publication date
FR2236319A1 (it) 1975-01-31
DE2428570C2 (it) 1987-02-26
DE2428570A1 (de) 1975-01-23
GB1479298A (en) 1977-07-13
NL7409066A (nl) 1975-01-07
NL183693C (nl) 1988-12-16
JPS5816374B2 (ja) 1983-03-31
JPS5039403A (it) 1975-04-11
CA997181A (en) 1976-09-21
FR2236319B1 (it) 1979-05-25
NL183693B (nl) 1988-07-18

Similar Documents

Publication Publication Date Title
IT1011215B (it) Sistema laser
IT1022107B (it) Sistema ottico di scansione
AT365387B (de) Optisches uebertragungssystem
NL7413873A (nl) Plaatsbepalingsstelsel.
NL7416854A (nl) Vezeloptisch communicatiestelsel.
BR7403021D0 (pt) Sistema de suporte de isolamente
SE407003B (sv) Kopplingsanleggning
IT971136B (it) Sistema di comunicazione perfe zionato
IT1020143B (it) Sistema elettro ottico di al lineamento fine
IT1017130B (it) Impianto di irrigazione
SE411112B (sv) Transportorsystem
IT1015697B (it) Sistema ottico di comunicazione
IT1005637B (it) Sistema di scambio di comunicazioni
IT1045701B (it) Anplifioatore ottico intermedio per un sistema di communiccazioni elettriche
IT1045397B (it) Amplifroatore ottico intermedio per un sistema di comunicazioni elettriche
IT943925B (it) Sistema di comunicazione
SE400052B (sv) Tryckkensligt registrerande system
IT1011786B (it) Sistema ottico
AT330686B (de) Tauchtropfkorperanlage
IT1014464B (it) Sistema di irrigazione
IT1049193B (it) Sistema di comunicazioni
NL7413230A (nl) Facsimilestelsel.
IT1020339B (it) Impianto di irridazione
IT980250B (it) Sistema per comunicazioni ottiche
IT982534B (it) Sistema ottico