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
- 239000011159 matrix material Substances 0.000 description 9
- 238000004804 winding Methods 0.000 description 9
- 230000008901 benefit Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 8
- 230000014509 gene expression Effects 0.000 description 8
- 239000000463 material Substances 0.000 description 8
- 238000006073 displacement reaction Methods 0.000 description 7
- 230000009466 transformation Effects 0.000 description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- 239000000853 adhesive Substances 0.000 description 5
- 230000001070 adhesive effect Effects 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 5
- 239000000382 optic material Substances 0.000 description 5
- 230000003134 recirculating effect Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 230000002441 reversible effect Effects 0.000 description 4
- 230000001052 transient effect Effects 0.000 description 4
- 238000009472 formulation Methods 0.000 description 3
- 230000003993 interaction Effects 0.000 description 3
- 230000004807 localization Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000010287 polarization Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 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
- 239000004922 lacquer Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 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
- 238000013459 approach Methods 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000001364 causal effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 229920006335 epoxy glue Polymers 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000012886 linear function Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 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 (de) |
| EP (1) | EP0165773A3 (de) |
| KR (1) | KR930001532B1 (de) |
| AU (1) | AU4388585A (de) |
| BR (1) | BR8502933A (de) |
| CA (1) | CA1257120A (de) |
| IL (1) | IL75526A0 (de) |
| NO (1) | NO852475L (de) |
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 (en) * | 1989-02-07 | 1995-02-28 | Masao Kawachi | Guided-wave optical branching components and optical switches |
| 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 (de) * | 2002-08-06 | 2007-06-13 | Alcatel Lucent | Verfahren zur adaptiven Rückkopplungssteuerung der Farbzerstreuungskompensation |
| 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/de not_active Withdrawn
- 1985-06-14 IL IL75526A patent/IL75526A0/xx unknown
- 1985-06-19 CA CA000484443A patent/CA1257120A/en 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 (de) | 1985-12-27 |
| AU4388585A (en) | 1986-01-02 |
| KR860000570A (ko) | 1986-01-29 |
| CA1257120A (en) | 1989-07-11 |
| KR930001532B1 (ko) | 1993-03-04 |
| EP0165773A3 (de) | 1989-07-12 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| NO852475L (no) | Fiberoptisk gitterverkfilter i kaskade. | |
| US4588255A (en) | Optical guided wave signal processor for matrix-vector multiplication and filtering | |
| Jackson et al. | Optical fiber delay-line signal processing | |
| US4934777A (en) | Cascaded recirculating transmission line without bending loss limitations | |
| Yevick et al. | New formulations of the matrix beam propagation method: Application to rib waveguides | |
| US6795616B2 (en) | Control of guided light in a waveguide | |
| US20030174925A1 (en) | High density integrated optical chip with low index difference waveguide functions | |
| Thurston et al. | Analysis of mode separation in multichannel branching waveguides | |
| Barrell et al. | Optical fibre excitation by lenses | |
| NO832228L (no) | Fremgangsmaate for matrisevektor-multiplikasjon og -filtrering og signalprosessorer for utfoerelse av fremgangsmaaten | |
| Hudgings et al. | Design and modeling of passive optical switches and power dividers using non-planar coupled fiber arrays | |
| Boucouvalas et al. | Tapering of single-mode optical fibres | |
| JPS6138907A (ja) | フアイバ光学フイルタ | |
| Serečunová et al. | Design and optimization of 1× 2N Y-branch optical splitters for telecommunication applications | |
| US6888982B2 (en) | Recursive optical delay line filter with neutralization | |
| Schwelb | Characteristics of lattice networks and spectral filters built with 2 2 couplers | |
| Ali et al. | Modeling of coupling coefficient as a function of coupling ratio | |
| Schwelb | Generalized analysis for a class of linear interferometric networks. Part II: Simulations | |
| Yasumoto et al. | Analysis of step transitions in optical fibers using periodic boundary conditions | |
| US7260291B2 (en) | Coupled mode arrayed waveguide grating | |
| CA1231566A (en) | Optical guided wave signal processor for matrix- vector multiplication and filtering | |
| Jones et al. | Generalized switching properties of three-guide circular fiber arrays using coupled-mode analysis | |
| Mickelson et al. | Role of the fusion splice in the concatenation problem | |
| Schwelb | Interferometric circuits: analysis, configurations, applications | |
| Lambak et al. | Evaluation of mode filter in optical splitter by using method of lines |