NL177875C - Optische multiplexer en demultiplexer. - Google Patents
Optische multiplexer en demultiplexer.Info
- Publication number
- NL177875C NL177875C NLAANVRAGE7900670,A NL7900670A NL177875C NL 177875 C NL177875 C NL 177875C NL 7900670 A NL7900670 A NL 7900670A NL 177875 C NL177875 C NL 177875C
- Authority
- NL
- Netherlands
- Prior art keywords
- demultiplexer
- optical multiplexer
- multiplexer
- optical
- Prior art date
Links
- 230000003287 optical effect Effects 0.000 title 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
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
- G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
- G02B6/29362—Serial cascade of filters or filtering operations, e.g. for a large number of channels
- G02B6/29365—Serial cascade of filters or filtering operations, e.g. for a large number of channels in a multireflection configuration, i.e. beam following a zigzag path between filters or filtering operations
- G02B6/29367—Zigzag path within a transparent optical block, e.g. filter deposited on an etalon, glass plate, wedge acting as a stable spacer
-
- 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
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/2938—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device for multiplexing or demultiplexing, i.e. combining or separating wavelengths, e.g. 1xN, NxM
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP887378A JPS54103055A (en) | 1978-01-31 | 1978-01-31 | Spectrometer |
JP8455178A JPS5512905A (en) | 1978-07-13 | 1978-07-13 | Multichannel low-loss light-wave divider |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7900670A NL7900670A (nl) | 1979-08-02 |
NL177875B NL177875B (nl) | 1985-07-01 |
NL177875C true NL177875C (nl) | 1985-12-02 |
Family
ID=26343481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7900670,A NL177875C (nl) | 1978-01-31 | 1979-01-29 | Optische multiplexer en demultiplexer. |
Country Status (5)
Country | Link |
---|---|
DE (1) | DE2903288C2 (de) |
FR (1) | FR2416595B1 (de) |
GB (1) | GB2014752B (de) |
IT (1) | IT1109751B (de) |
NL (1) | NL177875C (de) |
Families Citing this family (48)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2840493A1 (de) * | 1978-09-18 | 1980-03-27 | Siemens Ag | Frequenzselektives optisches lichtverteilerelement und verfahren zu seiner herstellung |
DE3006830A1 (de) * | 1980-02-23 | 1981-09-10 | TE KA DE Felten & Guilleaume Fernmeldeanlagen GmbH, 8500 Nürnberg | Strahlenverzweigung fuer lichtleiter |
US4358851A (en) * | 1980-02-28 | 1982-11-09 | Xerox Corporation | Fiber optic laser device and light emitter utilizing the device |
DE3012184A1 (de) * | 1980-03-28 | 1981-10-08 | Siemens AG, 1000 Berlin und 8000 München | Lichtwellenleiterverzweigung |
FR2496260A2 (fr) * | 1980-12-12 | 1982-06-18 | Instruments Sa | Monochromateur |
DK156381A (da) * | 1980-04-08 | 1981-10-09 | Instruments Sa | Monokromator |
DE3218739A1 (de) * | 1981-05-19 | 1982-12-09 | Matsushita Electric Industrial Co., Ltd., Kadoma, Osaka | Optische wellenleitervorrichtung |
DE3149615A1 (de) * | 1981-12-15 | 1983-07-21 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Optisches signaluebertragungsverfahren und anordnung zur durchfuehrung des verfahrens |
FR2530347B2 (fr) * | 1982-07-16 | 1986-07-04 | Instruments Sa | Dispositif de separation ou de combinaison de lumieres de longueurs d'onde differentes |
DE3229570A1 (de) * | 1982-08-07 | 1984-02-09 | Philips Kommunikations Industrie AG, 8500 Nürnberg | Optischer demultiplexer |
FR2532766B1 (fr) * | 1982-09-03 | 1985-08-02 | Western Electric Co | Dispositif de couplage optique |
JPS5985657A (ja) * | 1982-11-06 | 1984-05-17 | 日本赤外線工業株式会社 | レ−ザ照射装置 |
US4693544A (en) * | 1982-12-14 | 1987-09-15 | Nippon Sheet Glass Co., Ltd. | Optical branching device with internal waveguide |
FR2539518A1 (fr) * | 1983-01-18 | 1984-07-20 | Comp Generale Electricite | Separateur optique en longueurs d'ondes, notamment pour systeme de transmission multiplex a fibres optiques |
FR2549243B1 (fr) * | 1983-06-24 | 1986-01-10 | Lyonnaise Transmiss Optiques | Coupleur directif a composants associes pour ondes lumineuses |
GB2143340A (en) * | 1983-07-08 | 1985-02-06 | Raytheon Co | Beamsplitter |
US4772095A (en) * | 1983-07-15 | 1988-09-20 | Switchcraft, Inc. | Symmetrical beamsplitter |
US4669811A (en) * | 1983-11-17 | 1987-06-02 | Pilkington P.E. Limited | Optical filtering apparatus |
US4671603A (en) * | 1983-11-17 | 1987-06-09 | Pilkington P.E. Limited | Optical filters and multiplexing-demultiplexing devices using the same |
US4709261A (en) * | 1983-12-05 | 1987-11-24 | Raytheon Company | Color image display system for producing and combining two similarly-oriented color component images and an inverted color component image |
DE3346365A1 (de) * | 1983-12-22 | 1985-08-29 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Optischer multiplexer/demultiplexer |
GB2153546A (en) * | 1984-02-02 | 1985-08-21 | Pilkington Perkin Elmer Ltd | Optical filtering devices |
JPS60184216A (ja) * | 1984-03-02 | 1985-09-19 | Oki Electric Ind Co Ltd | 混成型光合分波器 |
US4737843A (en) * | 1984-04-09 | 1988-04-12 | Raytheon Company | Color image display system for producing and combining four color component images each inverted in at least one aspect relative to the other images |
IT1178484B (it) * | 1984-06-07 | 1987-09-09 | Italtel Spa | Demultiplatore (multiplatore) per sistemi trasmissivi in fibra ottica |
SE458160B (sv) * | 1984-08-09 | 1989-02-27 | Daimler Benz Ag | Foerfarande foer fiberoptisk spektralkodad oeverfoeri ng av maetvaerden och anordningar foer utoevande av foerfarandet |
GB8431087D0 (en) * | 1984-12-10 | 1985-01-16 | Secr Defence | Multiplexing & demultiplexing systems |
DE3505636A1 (de) * | 1985-02-19 | 1986-08-21 | Standard Elektrik Lorenz Ag, 7000 Stuttgart | Optisches bauelement |
GB2216678B (en) * | 1985-05-16 | 1990-02-21 | Pilkington Perkin Elmer Ltd | Improvements in or relating to optical apparatus with tuneable filter. |
CA1250170A (en) * | 1985-07-16 | 1989-02-21 | Jerzy A. Dobrowolski | Optical mixing/demixing device |
EP0234280A1 (de) * | 1986-01-31 | 1987-09-02 | Siemens Aktiengesellschaft | Lichtweiche eines Kommunikationssystemes, mit drei Lichtanschlüssen |
GB2191645B (en) * | 1986-06-13 | 1990-09-05 | Stc Plc | Optical telecommunication systems |
US5583683A (en) * | 1995-06-15 | 1996-12-10 | Optical Corporation Of America | Optical multiplexing device |
US5995235A (en) * | 1997-02-13 | 1999-11-30 | Applied Materials, Inc. | Bandpass photon detector |
US5859717A (en) * | 1997-02-14 | 1999-01-12 | Corning Oca Corporation | Multiplexing device with precision optical block |
CA2238606A1 (en) * | 1997-06-26 | 1998-12-26 | Michael Anthony Scobey | Cascaded optical multiplexing devices |
DE19745324C2 (de) | 1997-10-14 | 1999-09-16 | Deutsche Telekom Ag | Verfahren und Vorrichtung zur wellenlängenselektiven Mischung und/oder Verteilung von polychromatischem Licht |
US5850292A (en) * | 1997-11-13 | 1998-12-15 | Hewlett-Packard Company | Wavelength monitor for optical signals |
US6075632A (en) * | 1997-11-26 | 2000-06-13 | Hewlett-Packard Company | Optical noise monitor |
GB2348557B (en) * | 1999-04-01 | 2002-03-13 | Marconi Comm Ltd | Communications system |
US6684010B1 (en) * | 2000-03-03 | 2004-01-27 | Digital Optics Corp. | Wavelength compensated optical wavelength division coupler and associated methods |
GB2382244A (en) * | 2001-11-15 | 2003-05-21 | Marconi Optical Components Ltd | Add-drop multiplexer with MEMs (Micro-Electro-Mechanical) tunable filters |
GB0201969D0 (en) | 2002-01-29 | 2002-03-13 | Qinetiq Ltd | Integrated optics devices |
GB0306008D0 (en) | 2003-03-15 | 2003-04-23 | Qinetiq Ltd | Optical device |
GB0306634D0 (en) | 2003-03-22 | 2003-04-30 | Qinetiq Ltd | Optical wavelength division multiplexer/demultiplexer device |
US20060215954A1 (en) | 2004-03-22 | 2006-09-28 | Jenkins Richard M | Optical routing device comprising hollow waveguides and mems reflective elements |
US7466502B2 (en) | 2005-12-07 | 2008-12-16 | Tessera North America, Inc. | Optical wavelength division coupler and associated methods |
CA2616311C (en) | 2005-07-22 | 2014-09-30 | Tessera North America, Inc. | Optical wavelength division coupler and associated methods |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2258751B1 (de) * | 1974-01-18 | 1978-12-08 | Thomson Csf |
-
1979
- 1979-01-23 IT IT19524/79A patent/IT1109751B/it active
- 1979-01-29 DE DE2903288A patent/DE2903288C2/de not_active Expired
- 1979-01-29 NL NLAANVRAGE7900670,A patent/NL177875C/xx not_active IP Right Cessation
- 1979-01-31 FR FR7902552A patent/FR2416595B1/fr not_active Expired
- 1979-01-31 GB GB7903315A patent/GB2014752B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2416595B1 (fr) | 1987-03-20 |
DE2903288A1 (de) | 1979-08-02 |
IT7919524A0 (it) | 1979-01-23 |
IT1109751B (it) | 1985-12-23 |
FR2416595A1 (fr) | 1979-08-31 |
NL177875B (nl) | 1985-07-01 |
GB2014752A (en) | 1979-08-30 |
GB2014752B (en) | 1982-03-31 |
NL7900670A (nl) | 1979-08-02 |
DE2903288C2 (de) | 1982-12-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
NL177875C (nl) | Optische multiplexer en demultiplexer. | |
NL186711C (nl) | Optische vezel. | |
NL7703232A (nl) | Optische aftastinrichting. | |
NL180883C (nl) | Optische circulator. | |
NL7801720A (nl) | Optische koppelinrichting. | |
SE7904752L (sv) | Fiberoptiskt metdon | |
SE7809710L (sv) | Fiberoptiskt metdon | |
NO810101L (no) | Optiske sleperinger. | |
FI790716A (fi) | Optisk vaogledare | |
NL190458C (nl) | Optische modulator/schakelaar. | |
NL7801037A (nl) | Optische glasvezels. | |
DK160782A (da) | Optisk multiplexer | |
NL7902254A (nl) | Optisch orgaan. | |
NL186540C (nl) | Optische vezel. | |
NL7804533A (nl) | Koppeling voor optische vezels. | |
FI773591A (fi) | Saett och anordning foer att inrikta optiska fibrer relativt optiskt-elektroniska anordningar | |
NL188345C (nl) | Optische vezel. | |
BE892062A (nl) | Optische vezel | |
NL192171B (nl) | Optische demultiplexer. | |
NL7806306A (nl) | Optische aftastapparatuur. | |
NL7801870A (nl) | Optische platenspeler. | |
NL7904481A (nl) | Optische kop. | |
NL7800890A (nl) | Optische aftaster. | |
NL7703188A (nl) | Koppelstuk voor optische vezels. | |
NL7808742A (nl) | Dubbele koppeling voor optische vezels. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A1A | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
SNR | Assignments of patents or rights arising from examined patent applications |
Owner name: NIPPON TELEGRAPH AND TELEPHONE CORPORATION |
|
V4 | Discontinued because of reaching the maximum lifetime of a patent |
Free format text: 990129 |