NO852475L - Fiberoptisk gitterverkfilter i kaskade. - Google Patents
Fiberoptisk gitterverkfilter i kaskade.Info
- Publication number
- NO852475L NO852475L NO852475A NO852475A NO852475L NO 852475 L NO852475 L NO 852475L NO 852475 A NO852475 A NO 852475A NO 852475 A NO852475 A NO 852475A NO 852475 L NO852475 L NO 852475L
- Authority
- NO
- Norway
- Prior art keywords
- filter
- fiber optic
- fiber
- signal
- coupler
- Prior art date
Links
- 239000000835 fiber Substances 0.000 claims description 206
- 230000008878 coupling Effects 0.000 claims description 54
- 238000010168 coupling process Methods 0.000 claims description 54
- 238000005859 coupling reaction Methods 0.000 claims description 54
- 230000003287 optical effect Effects 0.000 claims description 50
- 238000012546 transfer Methods 0.000 claims description 50
- 239000013307 optical fiber Substances 0.000 claims description 33
- 238000012545 processing Methods 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 11
- 238000002839 fiber optic waveguide Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 230000001902 propagating effect Effects 0.000 claims description 2
- 230000006870 function Effects 0.000 description 70
- 238000010276 construction Methods 0.000 description 43
- 230000004044 response Effects 0.000 description 38
- 238000000034 method Methods 0.000 description 22
- 238000001914 filtration Methods 0.000 description 19
- 230000007704 transition Effects 0.000 description 15
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 14
- 229910052710 silicon Inorganic materials 0.000 description 14
- 239000010703 silicon Substances 0.000 description 14
- 238000004458 analytical method Methods 0.000 description 9
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000013461 design Methods 0.000 description 6
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- 239000000203 mixture Substances 0.000 description 3
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- 239000010453 quartz Substances 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000007598 dipping method Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 239000005350 fused silica glass Substances 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
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- 239000004065 semiconductor Substances 0.000 description 2
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- 230000008054 signal transmission Effects 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 238000005303 weighing Methods 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
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- 238000010897 surface acoustic wave method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000011282 treatment Methods 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03006—Arrangements for removing intersymbol interference
- H04L25/03012—Arrangements for removing intersymbol interference operating in the time domain
- H04L25/03019—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception
- H04L25/03057—Arrangements for removing intersymbol interference operating in the time domain adaptive, i.e. capable of adjustment during data reception with a recursive structure
-
- 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
- G02B6/2861—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 fibre optic delay lines and optical elements associated with them, e.g. for use in signal processing, e.g. filtering
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Communication System (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Filters For Electric Vacuum Cleaners (AREA)
- Treatment Of Water By Ion Exchange (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US06/622,637 US4768850A (en) | 1984-06-20 | 1984-06-20 | Cascaded fiber optic lattice filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO852475L true NO852475L (no) | 1985-12-23 |
Family
ID=24494934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO852475A NO852475L (no) | 1984-06-20 | 1985-06-19 | Fiberoptisk gitterverkfilter i kaskade. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4768850A (fr) |
| EP (1) | EP0165773A3 (fr) |
| KR (1) | KR930001532B1 (fr) |
| AU (1) | AU4388585A (fr) |
| BR (1) | BR8502933A (fr) |
| CA (1) | CA1257120A (fr) |
| IL (1) | IL75526A0 (fr) |
| NO (1) | NO852475L (fr) |
Families Citing this family (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4775216A (en) * | 1987-02-02 | 1988-10-04 | Litton Systems, Inc. | Fiber optic sensor array and method |
| GB8813667D0 (en) * | 1988-06-09 | 1988-07-13 | British Telecomm | Wavelength selective optical waveguide coupler |
| CA2009352C (fr) * | 1989-02-07 | 1995-02-28 | Masao Kawachi | Elements de raccordement pour guides de lumiere et commutateurs optiques |
| US4934777A (en) * | 1989-03-21 | 1990-06-19 | Pco, Inc. | Cascaded recirculating transmission line without bending loss limitations |
| US5119453A (en) * | 1991-04-05 | 1992-06-02 | Ecole Polytechnique | Wavelength-flattened 2x2 splitter for single-mode optical waveguides and method of making same |
| DE69228980T2 (de) * | 1991-12-06 | 1999-12-02 | National Semiconductor Corp., Santa Clara | Integriertes Datenverarbeitungssystem mit CPU-Kern und unabhängigem parallelen, digitalen Signalprozessormodul |
| JP3425150B2 (ja) * | 1994-02-11 | 2003-07-07 | コーニンクレッカ、フィリップス、エレクトロニクス、エヌ．ヴィ． | 位相調整アレイを有する光学装置 |
| US5636300A (en) * | 1994-12-12 | 1997-06-03 | Corning Incorporated | MxO multiplex demultiplex component |
| US5526439A (en) * | 1994-12-30 | 1996-06-11 | At&T Corp. | Optical filter using electro-optic material |
| DE19515158C1 (de) * | 1995-04-25 | 1996-03-07 | Siemens Ag | Schaltungsanordnung zur Dispersionskompensation in optischen Übertragungssystemen mittels eines optischen Filters |
| US5838851A (en) * | 1996-06-24 | 1998-11-17 | Trw Inc. | Optical-loop signal processing using reflection mechanisms |
| US5866898A (en) * | 1996-07-12 | 1999-02-02 | The Board Of Trustees Of The Leland Stanford Junior University | Time domain multiplexed amplified sensor array with improved signal to noise ratios |
| US5943457A (en) * | 1998-03-24 | 1999-08-24 | Telecommunications Research Laboratories | Generalized resonant coupler filters |
| US6249622B1 (en) | 1998-06-26 | 2001-06-19 | Litton Systems, Inc. | Architecture for large optical fiber array using standard 1×2 couplers |
| AUPP617198A0 (en) * | 1998-09-25 | 1998-10-22 | University Of Sydney, The | High q optical microwave processor using hybrid delay-line filters |
| US6289151B1 (en) | 1998-10-30 | 2001-09-11 | Lucent Technologies Inc. | All-pass optical filters |
| US6724319B1 (en) | 1999-10-29 | 2004-04-20 | Litton Systems, Inc. | Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors |
| US6728165B1 (en) | 1999-10-29 | 2004-04-27 | Litton Systems, Inc. | Acoustic sensing system for downhole seismic applications utilizing an array of fiber optic sensors |
| EP1388961B1 (fr) * | 2002-08-06 | 2007-06-13 | Alcatel Lucent | Procédé d'asservissement adaptatif permettant une compensation de la dispersion chromatique |
| US7162120B2 (en) * | 2003-07-18 | 2007-01-09 | Nec Corporation | Tunable dispersion compensator and method for tunable dispersion compensation |
| US7042657B2 (en) * | 2003-08-28 | 2006-05-09 | Board Of Regents The University Of Texas System | Filter for selectively processing optical and other signals |
| JP4882122B2 (ja) * | 2005-06-30 | 2012-02-22 | モサイド・テクノロジーズ・インコーポレーテッド | ヒットレス波長可変光処理のための方法及びシステム |
| US10534189B2 (en) * | 2012-11-27 | 2020-01-14 | The Board Of Trustees Of The Leland Stanford Junior University | Universal linear components |
| JP7367194B2 (ja) * | 2019-09-17 | 2023-10-23 | エーエスエムエル ホールディング エヌ．ブイ． | アライメントソースとしてのレーザモジュール、メトロロジシステム、及びリソグラフィ装置 |
| US11747564B2 (en) | 2019-10-02 | 2023-09-05 | Nippon Telegraph And Telephone Corporation | Manufacturing method and manufacturing apparatus of optical splitters |
| US11968034B2 (en) | 2022-08-18 | 2024-04-23 | X Development Llc | Metastructured photonic devices for binary tree multiplexing or demultiplexing of optical signals |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4159418A (en) * | 1977-06-23 | 1979-06-26 | Hughes Aircraft Company | Delay line encoder-decoder |
| US4432599A (en) * | 1981-03-27 | 1984-02-21 | Sperry Corporation | Fiber optic differential sensor |
| DE3280135D1 (de) * | 1982-11-12 | 1990-04-19 | Univ Leland Stanford Junior | Kontinuierlich einstellbare faseroptikverzoegerungslinie. |
| US4671605A (en) * | 1985-02-06 | 1987-06-09 | The United States Of America As Represented By The Secretary Of The Air Force | Length dependent, optical time delay/filter device for electrical signals |
-
1984
- 1984-06-20 US US06/622,637 patent/US4768850A/en not_active Expired - Lifetime
-
1985
- 1985-06-13 EP EP85304203A patent/EP0165773A3/fr not_active Withdrawn
- 1985-06-14 IL IL75526A patent/IL75526A0/xx unknown
- 1985-06-19 CA CA000484443A patent/CA1257120A/fr not_active Expired
- 1985-06-19 BR BR8502933A patent/BR8502933A/pt unknown
- 1985-06-19 NO NO852475A patent/NO852475L/no unknown
- 1985-06-20 AU AU43885/85A patent/AU4388585A/en not_active Abandoned
- 1985-06-20 KR KR1019850004377A patent/KR930001532B1/ko not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| IL75526A0 (en) | 1985-10-31 |
| BR8502933A (pt) | 1986-03-04 |
| US4768850A (en) | 1988-09-06 |
| EP0165773A2 (fr) | 1985-12-27 |
| AU4388585A (en) | 1986-01-02 |
| KR860000570A (ko) | 1986-01-29 |
| CA1257120A (fr) | 1989-07-11 |
| KR930001532B1 (ko) | 1993-03-04 |
| EP0165773A3 (fr) | 1989-07-12 |
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