FR2524154A1 - - Google Patents
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- Publication number
- FR2524154A1 FR2524154A1 FR8304081A FR8304081A FR2524154A1 FR 2524154 A1 FR2524154 A1 FR 2524154A1 FR 8304081 A FR8304081 A FR 8304081A FR 8304081 A FR8304081 A FR 8304081A FR 2524154 A1 FR2524154 A1 FR 2524154A1
- Authority
- FR
- France
- Prior art keywords
- region
- twisted
- fibers
- steps
- following
- 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
- 239000000835 fiber Substances 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 11
- 239000013307 optical fiber Substances 0.000 claims abstract description 9
- 238000004519 manufacturing process Methods 0.000 claims abstract description 7
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000004927 fusion Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000009987 spinning Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
- G02B6/2856—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 formed or shaped by thermal heating means, e.g. splitting, branching and/or combining elements
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Coupling Of Light Guides (AREA)
- Optical Couplings Of Light Guides (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US35711582A | 1982-03-11 | 1982-03-11 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2524154A1 true FR2524154A1 (en, 2012) | 1983-09-30 |
| FR2524154B1 FR2524154B1 (en, 2012) | 1988-02-05 |
Family
ID=23404352
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8304081A Expired FR2524154B1 (en, 2012) | 1982-03-11 | 1983-03-11 |
Country Status (7)
| Country | Link |
|---|---|
| AU (1) | AU556503B2 (en, 2012) |
| ES (1) | ES520453A0 (en, 2012) |
| FR (1) | FR2524154B1 (en, 2012) |
| GB (1) | GB2136592B (en, 2012) |
| IT (1) | IT1161113B (en, 2012) |
| NO (1) | NO830809L (en, 2012) |
| ZA (1) | ZA831705B (en, 2012) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8519183D0 (en) * | 1985-07-30 | 1985-09-04 | British Telecomm | Optical fused couplers |
| EP0289578B1 (en) * | 1986-11-14 | 1993-08-04 | The Commonwealth Of Australia | Fabrication of fibre optic components |
| US4957338A (en) * | 1986-11-14 | 1990-09-18 | The Commonwealth Of Australia | Fabrication of fibre optic components |
| GB8816521D0 (en) * | 1988-07-12 | 1988-08-17 | British Telecomm | Optical star couplers |
| CN100399084C (zh) * | 2005-09-15 | 2008-07-02 | 上海未来宽带技术及应用工程研究中心有限公司 | 一种分光/合光器的制作方法 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2394825A1 (fr) * | 1977-06-13 | 1979-01-12 | Canadian Patents Dev | Coupleurs a faible attenuation d'acces pour fibres optiques multimodes |
| JPS55134803A (en) * | 1979-04-09 | 1980-10-21 | Nippon Telegr & Teleph Corp <Ntt> | Making method of optical fiber branching circuit |
| CA1118621A (en) * | 1979-11-01 | 1982-02-23 | Lawrence C. Smyth | Method and jig for making optical fiber couplers |
| CA1123642A (en) * | 1979-07-04 | 1982-05-18 | Alexander W. Lightstone | Multimode optical fiber coupler |
| US4336047A (en) * | 1981-01-02 | 1982-06-22 | The United States Of America As Represented By The Secretary Of The Navy | Method for fabricating single-mode and multimode fiber optic access couplers |
-
1983
- 1983-03-04 GB GB08306075A patent/GB2136592B/en not_active Expired
- 1983-03-07 AU AU12120/83A patent/AU556503B2/en not_active Ceased
- 1983-03-09 NO NO830809A patent/NO830809L/no unknown
- 1983-03-10 ES ES520453A patent/ES520453A0/es active Granted
- 1983-03-11 ZA ZA831705A patent/ZA831705B/xx unknown
- 1983-03-11 FR FR8304081A patent/FR2524154B1/fr not_active Expired
- 1983-03-11 IT IT20040/83A patent/IT1161113B/it active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2394825A1 (fr) * | 1977-06-13 | 1979-01-12 | Canadian Patents Dev | Coupleurs a faible attenuation d'acces pour fibres optiques multimodes |
| JPS55134803A (en) * | 1979-04-09 | 1980-10-21 | Nippon Telegr & Teleph Corp <Ntt> | Making method of optical fiber branching circuit |
| CA1123642A (en) * | 1979-07-04 | 1982-05-18 | Alexander W. Lightstone | Multimode optical fiber coupler |
| CA1118621A (en) * | 1979-11-01 | 1982-02-23 | Lawrence C. Smyth | Method and jig for making optical fiber couplers |
| US4336047A (en) * | 1981-01-02 | 1982-06-22 | The United States Of America As Represented By The Secretary Of The Navy | Method for fabricating single-mode and multimode fiber optic access couplers |
Non-Patent Citations (1)
| Title |
|---|
| PATENTS ABSTRACTS OF JAPAN, vol. 5, no. 1 (P-43)[673], 8 janvier 1981; & JP-A-55 134 803 (NIPPON DENSHIN DENWA KOSHA) 21-10-1980 * |
Also Published As
| Publication number | Publication date |
|---|---|
| GB2136592B (en) | 1986-03-05 |
| IT8320040A0 (it) | 1983-03-11 |
| ES8402948A1 (es) | 1984-03-16 |
| ES520453A0 (es) | 1984-03-16 |
| GB2136592A (en) | 1984-09-19 |
| IT1161113B (it) | 1987-03-11 |
| AU1212083A (en) | 1983-09-15 |
| ZA831705B (en) | 1984-01-25 |
| GB8306075D0 (en) | 1983-04-07 |
| AU556503B2 (en) | 1986-11-06 |
| FR2524154B1 (en, 2012) | 1988-02-05 |
| NO830809L (no) | 1983-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ER | Errata listed in the french official journal (bopi) |
Free format text: 39/83 |
|
| TP | Transmission of property | ||
| ST | Notification of lapse |