AU4432179A - Mixing-demixing optical beams for transmission on optical fibres - Google Patents
Mixing-demixing optical beams for transmission on optical fibresInfo
- Publication number
- AU4432179A AU4432179A AU44321/79A AU4432179A AU4432179A AU 4432179 A AU4432179 A AU 4432179A AU 44321/79 A AU44321/79 A AU 44321/79A AU 4432179 A AU4432179 A AU 4432179A AU 4432179 A AU4432179 A AU 4432179A
- Authority
- AU
- Australia
- Prior art keywords
- optical
- demixing
- mixing
- transmission
- beams
- 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
Links
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT6725478 | 1978-02-06 | ||
IT67254/78A IT1107075B (en) | 1978-02-09 | 1978-02-09 | OPTICAL DEMISCAL MIXER FOR TRANSMISSION ON OPTICAL FIBERS |
IT6778178 | 1978-04-10 | ||
IT67781/78A IT1156947B (en) | 1978-04-10 | 1978-04-10 | OPTICAL MIXING FOR OPTICAL FIBER TRANSMISSION |
Publications (2)
Publication Number | Publication Date |
---|---|
AU4432179A true AU4432179A (en) | 1979-08-23 |
AU526675B2 AU526675B2 (en) | 1983-01-27 |
Family
ID=26329742
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AU44321/79A Ceased AU526675B2 (en) | 1978-02-06 | 1979-02-16 | Mixing-demixing optical beams for transmission on optical fibres |
Country Status (8)
Country | Link |
---|---|
US (1) | US4252404A (en) |
EP (1) | EP0003575B1 (en) |
JP (2) | JPS54119940A (en) |
AU (1) | AU526675B2 (en) |
BR (1) | BR7900699A (en) |
CA (1) | CA1109307A (en) |
DE (1) | DE2962663D1 (en) |
DK (1) | DK152156B (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2908752A1 (en) * | 1979-03-06 | 1980-09-18 | Max Planck Gesellschaft | OPTICAL TRANSMISSION FILTER |
US4474424A (en) * | 1981-03-20 | 1984-10-02 | At&T Bell Laboratories | Optical multi/demultiplexer using interference filters |
US4549085A (en) * | 1983-04-14 | 1985-10-22 | Cooper Industries, Inc. | Electro-optical signal processing systems and devices |
JPS59223060A (en) * | 1983-06-01 | 1984-12-14 | Canon Inc | Original reader |
FR2569015B1 (en) * | 1984-08-08 | 1988-05-27 | Sopelem | DUPLEXER |
US4662715A (en) * | 1985-01-25 | 1987-05-05 | Westinghouse Electric Corp. | Fiber optic network with reduced coupling losses |
CA1250170A (en) * | 1985-07-16 | 1989-02-21 | Jerzy A. Dobrowolski | Optical mixing/demixing device |
EP0216174A1 (en) * | 1985-09-25 | 1987-04-01 | Siemens Aktiengesellschaft | Light-directive coupling unit |
US4763317A (en) * | 1985-12-13 | 1988-08-09 | American Telephone And Telegraph Company, At&T Bell Laboratories | Digital communication network architecture for providing universal information services |
US4981335A (en) * | 1989-10-17 | 1991-01-01 | At&T Bell Laboratories | Optical package arrangement with reduced reflections |
CA2037350C (en) * | 1990-03-02 | 1994-11-08 | Kenichi Abe | Optical coupler |
JPH05145496A (en) * | 1991-11-15 | 1993-06-11 | Canon Inc | Two-way optical transmitter |
US8554028B2 (en) | 2010-10-20 | 2013-10-08 | Telefonaktiebolaget L M Ericsson (Publ) | Upstream fiber optic couplers and methods for power splitting passive optical networks |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3244075A (en) * | 1961-02-09 | 1966-04-05 | American Optical Corp | Dispersive type optical filter utilizing light-transmitting fiber elements |
US3870396A (en) * | 1973-07-05 | 1975-03-11 | Corning Glass Works | Optical coupler |
US3874779A (en) * | 1973-07-05 | 1975-04-01 | Corning Glass Works | Variable ratio light coupler |
US3870398A (en) * | 1973-07-05 | 1975-03-11 | Corning Glass Works | Passive coupler for optical communication system |
FR2284892A1 (en) * | 1974-09-13 | 1976-04-09 | Thomson Csf | VARIABLE COUPLER FOR OPTICAL FIBERS |
US3923377A (en) * | 1974-11-29 | 1975-12-02 | Us Navy | High angle optical ray separator |
JPS5193241A (en) * | 1975-02-14 | 1976-08-16 | ||
JPS6014325B2 (en) * | 1975-04-09 | 1985-04-12 | 工業技術院長 | Transmission line type optical demultiplexer |
JPS5290957A (en) * | 1976-01-26 | 1977-07-30 | Nippon Telegr & Teleph Corp <Ntt> | Branching filter for optical fibers |
-
1979
- 1979-01-31 US US06/008,092 patent/US4252404A/en not_active Expired - Lifetime
- 1979-02-02 JP JP1053079A patent/JPS54119940A/en active Pending
- 1979-02-02 DE DE7979100314T patent/DE2962663D1/en not_active Expired
- 1979-02-02 EP EP79100314A patent/EP0003575B1/en not_active Expired
- 1979-02-05 BR BR7900699A patent/BR7900699A/en unknown
- 1979-02-05 DK DK046779AA patent/DK152156B/en not_active Application Discontinuation
- 1979-02-08 CA CA321,113A patent/CA1109307A/en not_active Expired
- 1979-02-16 AU AU44321/79A patent/AU526675B2/en not_active Ceased
-
1982
- 1982-08-13 JP JP1982122318U patent/JPS5859013U/en active Pending
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