DE68918764D1 - Wellenlängenmultiplexermodul. - Google Patents
Wellenlängenmultiplexermodul.Info
- Publication number
- DE68918764D1 DE68918764D1 DE68918764T DE68918764T DE68918764D1 DE 68918764 D1 DE68918764 D1 DE 68918764D1 DE 68918764 T DE68918764 T DE 68918764T DE 68918764 T DE68918764 T DE 68918764T DE 68918764 D1 DE68918764 D1 DE 68918764D1
- Authority
- DE
- Germany
- Prior art keywords
- wavelength division
- division multiplexer
- multiplexer module
- module
- wavelength
- 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.)
- Expired - Lifetime
Links
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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4246—Bidirectionally operating package structures
-
- 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
- G02B6/29304—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 diffraction, e.g. grating
- G02B6/29305—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 diffraction, e.g. grating as bulk element, i.e. free space arrangement external to a light guide
- G02B6/2931—Diffractive element operating in reflection
-
- 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
- G02B6/29358—Multiple beam interferometer external to a light guide, e.g. Fabry-Pérot, etalon, VIPA plate, OTDL plate, continuous interferometer, parallel plate resonator
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/21—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour by interference
-
- 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
- G02B6/29395—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 configurable, e.g. tunable or reconfigurable
-
- 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
- G02B6/29398—Temperature insensitivity
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/30—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 grating
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Optical Filters (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/197,590 US5119454A (en) | 1988-05-23 | 1988-05-23 | Bulk optic wavelength division multiplexer |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68918764D1 true DE68918764D1 (de) | 1994-11-17 |
DE68918764T2 DE68918764T2 (de) | 1995-02-16 |
Family
ID=22730001
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68918764T Expired - Lifetime DE68918764T2 (de) | 1988-05-23 | 1989-04-28 | Wellenlängenmultiplexermodul. |
Country Status (5)
Country | Link |
---|---|
US (1) | US5119454A (de) |
EP (1) | EP0347563B1 (de) |
JP (1) | JP2648364B2 (de) |
CA (1) | CA1325295C (de) |
DE (1) | DE68918764T2 (de) |
Families Citing this family (98)
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US5491570A (en) * | 1991-07-26 | 1996-02-13 | Accuwave Corporation | Methods and devices for using photorefractive materials at infrared wavelengths |
US5335098A (en) * | 1991-07-26 | 1994-08-02 | Accuwave Corporation | Fixing method for narrow bandwidth volume holograms in photorefractive materials |
US5796096A (en) * | 1991-07-26 | 1998-08-18 | Accuwave Corporation | Fabrication and applications of long-lifetime, holographic gratings in photorefractive materials |
US5691989A (en) * | 1991-07-26 | 1997-11-25 | Accuwave Corporation | Wavelength stabilized laser sources using feedback from volume holograms |
US5440669A (en) * | 1991-07-26 | 1995-08-08 | Accuwave Corporation | Photorefractive systems and methods |
WO1993003427A2 (en) * | 1991-07-26 | 1993-02-18 | Accuwave Corporation | Photorefractive systems and methods |
US5682255A (en) * | 1993-02-26 | 1997-10-28 | Yeda Research & Development Co. Ltd. | Holographic optical devices for the transmission of optical signals of a plurality of channels |
DE69434719T2 (de) * | 1993-02-26 | 2007-02-08 | Yeda Research And Development Co., Ltd. | Optische holographische Vorrichtungen |
US5521628A (en) * | 1993-08-30 | 1996-05-28 | Lumonics Corporation | Laser system for simultaneously marking multiple parts |
US5930045A (en) * | 1995-07-26 | 1999-07-27 | Fujitsu, Ltd. | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
US5973838A (en) * | 1995-07-26 | 1999-10-26 | Fujitsu Limited | Apparatus which includes a virtually imaged phased array (VIPA) in combination with a wavelength splitter to demultiplex wavelength division multiplexed (WDM) light |
US6028706A (en) * | 1995-07-26 | 2000-02-22 | Fujitsu Limited | Virtually imaged phased array (VIPA) having a varying reflectivity surface to improve beam profile |
US5969865A (en) * | 1995-07-26 | 1999-10-19 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
AU5113898A (en) * | 1996-12-02 | 1998-06-29 | Xiaoli Fu | Grating-in-etalon polarization insensitive wavelength division multiplexing devices |
DE19707432A1 (de) * | 1997-02-25 | 1998-08-27 | Bodenseewerk Geraetetech | Vorrichtung zur Umschaltung von optischen Bildern zwischen verschiedenen Kanälen |
US6349103B1 (en) | 1997-05-07 | 2002-02-19 | Samsung Electronics Co., Ltd. | Cold-start wavelength-division-multiplexed optical transmission system |
US6147788A (en) * | 1997-06-16 | 2000-11-14 | Lucent Technologies Inc | Guiding filters for wavelength division multiplexing in soliton transmission |
US6269066B1 (en) * | 1997-07-24 | 2001-07-31 | Richard L. Scully | Electronically translocatable optical stylet |
US5903393A (en) * | 1997-12-04 | 1999-05-11 | Kalibjian; Ralph | Optical-hybrid etalons for simultaneous phase- and polarization-diversity operations |
US6011884A (en) * | 1997-12-13 | 2000-01-04 | Lightchip, Inc. | Integrated bi-directional axial gradient refractive index/diffraction grating wavelength division multiplexer |
US6366547B1 (en) | 1998-03-06 | 2002-04-02 | Roland H. Chase | Ultra high density disk reader/writer comprising two interferometers |
US6856406B2 (en) | 1998-03-06 | 2005-02-15 | Richard L. Scully | Ultra small spot generator |
US6236787B1 (en) | 1998-07-08 | 2001-05-22 | Optical Switch Corporation | Method and apparatus for aligning optical fibers using an alignment spacer |
GB2344657A (en) * | 1998-11-06 | 2000-06-14 | Univ Heriot Watt | Wavelength selective optical filter |
US6108471A (en) * | 1998-11-17 | 2000-08-22 | Bayspec, Inc. | Compact double-pass wavelength multiplexer-demultiplexer having an increased number of channels |
US6275630B1 (en) | 1998-11-17 | 2001-08-14 | Bayspec, Inc. | Compact double-pass wavelength multiplexer-demultiplexer |
US6259560B1 (en) | 1999-04-16 | 2001-07-10 | The United States Of America As Represented By The Secretary Of The Navy | Continuously variable beam combiner |
WO2000077543A1 (en) * | 1999-06-11 | 2000-12-21 | University Of Hawaii | Reconfigurable quasi-optical unit cells |
US6859299B1 (en) | 1999-06-11 | 2005-02-22 | Jung-Chih Chiao | MEMS optical components |
US6850353B1 (en) | 1999-06-11 | 2005-02-01 | University Of Hawaii | MEMS optical components |
US6201908B1 (en) * | 1999-07-02 | 2001-03-13 | Blaze Network Products, Inc. | Optical wavelength division multiplexer/demultiplexer having preformed passively aligned optics |
US6304692B1 (en) | 1999-09-03 | 2001-10-16 | Zolo Technologies, Inc. | Echelle grating dense wavelength division multiplexer/demultiplexer with two dimensional single channel array |
US6296361B1 (en) * | 1999-12-14 | 2001-10-02 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produced chromatic dispersion |
US6332689B1 (en) * | 1999-12-14 | 2001-12-25 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
US6343866B1 (en) * | 2000-05-23 | 2002-02-05 | Fujitsu Limited | Optical apparatus which uses a virtually imaged phased array to produce chromatic dispersion |
US6563976B1 (en) * | 2000-05-09 | 2003-05-13 | Blaze Network Products, Inc. | Cost-effective wavelength division multiplexer and demultiplexer |
US6563977B1 (en) | 2000-06-27 | 2003-05-13 | Bayspec, Inc. | Compact wavelength multiplexer-demultiplexer providing low polarization sensitivity |
US6954253B2 (en) * | 2000-07-25 | 2005-10-11 | Scientific Solutions, Inc. | Optical multiplexer and cross-switch using etched liquid crystal fabry-perot etalons |
US6490393B1 (en) * | 2000-11-27 | 2002-12-03 | Advanced Interfaces, Llc | Integrated optical multiplexer and demultiplexer for wavelength division transmission of information |
US7050675B2 (en) * | 2000-11-27 | 2006-05-23 | Advanced Interfaces, Llc | Integrated optical multiplexer and demultiplexer for wavelength division transmission of information |
US6542306B2 (en) * | 2001-03-16 | 2003-04-01 | Optical Coating Laboratories, Inc. | Compact multiple channel multiplexer/demultiplexer devices |
US6819871B1 (en) | 2001-03-16 | 2004-11-16 | 4 Wave, Inc. | Multi-channel optical filter and multiplexer formed from stacks of thin-film layers |
US6636658B2 (en) | 2001-04-23 | 2003-10-21 | Optical Coating Laboratory, Inc. | Wavelength division multiplexing/demultiplexing systems |
US6775432B2 (en) * | 2001-10-19 | 2004-08-10 | Santanu Basu | Method and apparatus for optical wavelength demultiplexing, multiplexing and routing |
JP3912111B2 (ja) * | 2002-01-09 | 2007-05-09 | 富士通株式会社 | 波長多重双方向光伝送モジュール |
EP1329744B1 (de) * | 2002-01-10 | 2007-08-15 | Shin-Etsu Chemical Co., Ltd. | Etalon aus Lithiumniobat oder Lithiumtantalat und dessen Herstellungsverfahren |
US7329895B2 (en) | 2002-02-22 | 2008-02-12 | Honeywell International Inc. | Dual wavelength detector |
US7233443B1 (en) * | 2002-12-20 | 2007-06-19 | Silicon Light Machines Corporation | Arrangement for WDM multiplexing and demultiplexing |
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GB0522968D0 (en) | 2005-11-11 | 2005-12-21 | Popovich Milan M | Holographic illumination device |
GB0718706D0 (en) | 2007-09-25 | 2007-11-07 | Creative Physics Ltd | Method and apparatus for reducing laser speckle |
WO2009081539A1 (ja) * | 2007-12-26 | 2009-07-02 | Hitachi Communication Technologies, Ltd. | 光送受信モジュール |
US11726332B2 (en) | 2009-04-27 | 2023-08-15 | Digilens Inc. | Diffractive projection apparatus |
US9335604B2 (en) | 2013-12-11 | 2016-05-10 | Milan Momcilo Popovich | Holographic waveguide display |
US8107167B2 (en) * | 2009-05-04 | 2012-01-31 | The Regents Of The University Of Michigan | Spatial-dispersion-free spectral combining of pulsed high peak power fiber laser beams |
US11204540B2 (en) | 2009-10-09 | 2021-12-21 | Digilens Inc. | Diffractive waveguide providing a retinal image |
WO2011042711A2 (en) | 2009-10-09 | 2011-04-14 | Milan Momcilo Popovich | Compact edge illuminated diffractive display |
US9274349B2 (en) | 2011-04-07 | 2016-03-01 | Digilens Inc. | Laser despeckler based on angular diversity |
US10670876B2 (en) | 2011-08-24 | 2020-06-02 | Digilens Inc. | Waveguide laser illuminator incorporating a despeckler |
WO2016020630A2 (en) | 2014-08-08 | 2016-02-11 | Milan Momcilo Popovich | Waveguide laser illuminator incorporating a despeckler |
WO2013027004A1 (en) | 2011-08-24 | 2013-02-28 | Milan Momcilo Popovich | Wearable data display |
US20150010265A1 (en) | 2012-01-06 | 2015-01-08 | Milan, Momcilo POPOVICH | Contact image sensor using switchable bragg gratings |
CN103562802B (zh) | 2012-04-25 | 2016-08-17 | 罗克韦尔柯林斯公司 | 全息广角显示器 |
WO2013167864A1 (en) | 2012-05-11 | 2013-11-14 | Milan Momcilo Popovich | Apparatus for eye tracking |
US9933684B2 (en) * | 2012-11-16 | 2018-04-03 | Rockwell Collins, Inc. | Transparent waveguide display providing upper and lower fields of view having a specific light output aperture configuration |
US10209517B2 (en) | 2013-05-20 | 2019-02-19 | Digilens, Inc. | Holographic waveguide eye tracker |
US9727772B2 (en) | 2013-07-31 | 2017-08-08 | Digilens, Inc. | Method and apparatus for contact image sensing |
US9618708B2 (en) * | 2013-11-13 | 2017-04-11 | Finisar Corporation | Multiplexer/demultiplexer based on diffractive optical elements |
US9348091B2 (en) | 2013-12-20 | 2016-05-24 | Finisar Corporation | Multiplexer/demultiplexer based on diffraction and reflection |
CN105022121A (zh) * | 2014-04-29 | 2015-11-04 | 深圳市易飞扬通信技术有限公司 | 滤波片固定件及其制造方法、紧凑型宽波分复用器的制造方法 |
WO2016020632A1 (en) | 2014-08-08 | 2016-02-11 | Milan Momcilo Popovich | Method for holographic mastering and replication |
US10241330B2 (en) | 2014-09-19 | 2019-03-26 | Digilens, Inc. | Method and apparatus for generating input images for holographic waveguide displays |
EP3198192A1 (de) | 2014-09-26 | 2017-08-02 | Milan Momcilo Popovich | Optischer tracker mit holografischem wellenleiter |
WO2016113533A2 (en) | 2015-01-12 | 2016-07-21 | Milan Momcilo Popovich | Holographic waveguide light field displays |
CN107873086B (zh) | 2015-01-12 | 2020-03-20 | 迪吉伦斯公司 | 环境隔离的波导显示器 |
CN107533137A (zh) | 2015-01-20 | 2018-01-02 | 迪吉伦斯公司 | 全息波导激光雷达 |
US9632226B2 (en) | 2015-02-12 | 2017-04-25 | Digilens Inc. | Waveguide grating device |
WO2016146963A1 (en) | 2015-03-16 | 2016-09-22 | Popovich, Milan, Momcilo | Waveguide device incorporating a light pipe |
US10591756B2 (en) | 2015-03-31 | 2020-03-17 | Digilens Inc. | Method and apparatus for contact image sensing |
US10690916B2 (en) | 2015-10-05 | 2020-06-23 | Digilens Inc. | Apparatus for providing waveguide displays with two-dimensional pupil expansion |
US9927679B2 (en) * | 2015-12-03 | 2018-03-27 | Sharp Kabushiki Kaisha | Wavelength separating element for use in a nonlinear frequency conversion device |
US10983340B2 (en) | 2016-02-04 | 2021-04-20 | Digilens Inc. | Holographic waveguide optical tracker |
EP3433659B1 (de) | 2016-03-24 | 2024-10-23 | DigiLens, Inc. | Verfahren und vorrichtung zur bereitstellung einer polarisationsselektiven holografischen wellenleitervorrichtung |
JP6734933B2 (ja) | 2016-04-11 | 2020-08-05 | ディジレンズ インコーポレイテッド | 構造化光投影のためのホログラフィック導波管装置 |
US11513350B2 (en) | 2016-12-02 | 2022-11-29 | Digilens Inc. | Waveguide device with uniform output illumination |
US10545346B2 (en) | 2017-01-05 | 2020-01-28 | Digilens Inc. | Wearable heads up displays |
CN116149058A (zh) | 2017-10-16 | 2023-05-23 | 迪吉伦斯公司 | 用于倍增像素化显示器的图像分辨率的系统和方法 |
WO2019136476A1 (en) | 2018-01-08 | 2019-07-11 | Digilens, Inc. | Waveguide architectures and related methods of manufacturing |
KR20200108030A (ko) | 2018-01-08 | 2020-09-16 | 디지렌즈 인코포레이티드. | 도파관 셀 내의 홀로그래픽 격자의 높은 처리능력의 레코딩을 위한 시스템 및 방법 |
KR20200104402A (ko) | 2018-01-08 | 2020-09-03 | 디지렌즈 인코포레이티드. | 도파관 셀을 제조하기 위한 시스템 및 방법 |
US10690851B2 (en) | 2018-03-16 | 2020-06-23 | Digilens Inc. | Holographic waveguides incorporating birefringence control and methods for their fabrication |
US11402801B2 (en) | 2018-07-25 | 2022-08-02 | Digilens Inc. | Systems and methods for fabricating a multilayer optical structure |
KR20210138609A (ko) | 2019-02-15 | 2021-11-19 | 디지렌즈 인코포레이티드. | 일체형 격자를 이용하여 홀로그래픽 도파관 디스플레이를 제공하기 위한 방법 및 장치 |
JP2022525165A (ja) | 2019-03-12 | 2022-05-11 | ディジレンズ インコーポレイテッド | ホログラフィック導波管バックライトおよび関連する製造方法 |
CN114207492A (zh) | 2019-06-07 | 2022-03-18 | 迪吉伦斯公司 | 带透射光栅和反射光栅的波导及其生产方法 |
KR20220038452A (ko) | 2019-07-29 | 2022-03-28 | 디지렌즈 인코포레이티드. | 픽셀화된 디스플레이의 이미지 해상도와 시야를 증배하는 방법 및 장치 |
KR20220054386A (ko) | 2019-08-29 | 2022-05-02 | 디지렌즈 인코포레이티드. | 진공 브래그 격자 및 이의 제조 방법 |
US11347003B2 (en) * | 2020-10-19 | 2022-05-31 | Cisco Technology, Inc. | Coupling multiple optical channels using a Z-block |
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US3726585A (en) * | 1971-02-22 | 1973-04-10 | A Fedotowsky | Electrically modulated radiation filters |
SE421568B (sv) * | 1980-05-28 | 1982-01-04 | Optisk Forskning Inst | Anordning for uppdelning av en ljusstrale i ett flertal stralar eller omvent |
US4588296A (en) * | 1981-10-07 | 1986-05-13 | Mcdonnell Douglas Corporation | Compact optical gyro |
US4693544A (en) * | 1982-12-14 | 1987-09-15 | Nippon Sheet Glass Co., Ltd. | Optical branching device with internal waveguide |
DE3431448C2 (de) * | 1984-08-27 | 1987-01-22 | Krone Gmbh, 1000 Berlin | Optische Demultiplex-Übertragungseinrichtung |
JPS61223711A (ja) * | 1985-03-28 | 1986-10-04 | Nippon Sheet Glass Co Ltd | 光通信用分波器 |
US4871235A (en) * | 1987-03-09 | 1989-10-03 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical system including etalon for optically processing electromagnetic radiation at a repetition rate greater than about 1.25×104 Hz |
-
1988
- 1988-05-23 US US07/197,590 patent/US5119454A/en not_active Expired - Lifetime
-
1989
- 1989-04-13 CA CA000596572A patent/CA1325295C/en not_active Expired - Fee Related
- 1989-04-28 EP EP89107797A patent/EP0347563B1/de not_active Expired - Lifetime
- 1989-04-28 DE DE68918764T patent/DE68918764T2/de not_active Expired - Lifetime
- 1989-05-10 JP JP1117175A patent/JP2648364B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0347563A3 (de) | 1991-09-11 |
EP0347563B1 (de) | 1994-10-12 |
DE68918764T2 (de) | 1995-02-16 |
US5119454A (en) | 1992-06-02 |
CA1325295C (en) | 1993-12-14 |
JPH0219805A (ja) | 1990-01-23 |
JP2648364B2 (ja) | 1997-08-27 |
EP0347563A2 (de) | 1989-12-27 |
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Owner name: SENSHIN CAPITAL, LLC, WILMINGTON, DEL., US |