FI103619B1 - Optinen multipleksointi ja demultipleksointi - Google Patents

Optinen multipleksointi ja demultipleksointi

Info

Publication number
FI103619B1
FI103619B1 FI972226A FI972226A FI103619B1 FI 103619 B1 FI103619 B1 FI 103619B1 FI 972226 A FI972226 A FI 972226A FI 972226 A FI972226 A FI 972226A FI 103619 B1 FI103619 B1 FI 103619B1
Authority
FI
Finland
Prior art keywords
demultiplexing
optical multiplexing
multiplexing
optical
Prior art date
Application number
FI972226A
Other languages
English (en)
Swedish (sv)
Other versions
FI103619B (fi
FI972226A0 (fi
Inventor
Ari Tervonen
Jaakko Aarnio
Original Assignee
Nokia Telecommunications Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nokia Telecommunications Oy filed Critical Nokia Telecommunications Oy
Priority to FI972226A priority Critical patent/FI103619B/fi
Publication of FI972226A0 publication Critical patent/FI972226A0/fi
Priority to EP98922822A priority patent/EP0985289B1/en
Priority to PCT/FI1998/000436 priority patent/WO1998054861A2/en
Priority to DE69841774T priority patent/DE69841774D1/de
Priority to AU75321/98A priority patent/AU7532198A/en
Application granted granted Critical
Publication of FI103619B1 publication Critical patent/FI103619B1/fi
Publication of FI103619B publication Critical patent/FI103619B/fi
Priority to US09/416,905 priority patent/US6366378B1/en

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
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/12007—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer
    • G02B6/12009—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides
    • G02B6/12019—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind forming wavelength selective elements, e.g. multiplexer, demultiplexer comprising arrayed waveguide grating [AWG] devices, i.e. with a phased array of waveguides characterised by the optical interconnection to or from the AWG devices, e.g. integration or coupling with lasers or photodiodes
    • G02B6/12021—Comprising cascaded AWG devices; AWG multipass configuration; Plural AWG devices integrated on a single chip
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0003—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0007—Construction
    • H04Q2011/0022—Construction using fibre gratings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
    • H04Q11/0005—Switch and router aspects
    • H04Q2011/0037—Operation
    • H04Q2011/0049—Crosstalk reduction; Noise; Power budget

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Signal Processing (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Integrated Circuits (AREA)
  • Optical Communication System (AREA)
FI972226A 1997-05-26 1997-05-26 Optinen multipleksointi ja demultipleksointi FI103619B (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI972226A FI103619B (fi) 1997-05-26 1997-05-26 Optinen multipleksointi ja demultipleksointi
EP98922822A EP0985289B1 (en) 1997-05-26 1998-05-26 Optical multiplexing and demultiplexing
PCT/FI1998/000436 WO1998054861A2 (en) 1997-05-26 1998-05-26 Optical multiplexing and demultiplexing
DE69841774T DE69841774D1 (de) 1997-05-26 1998-05-26 Optisches multiplexing und demultiplexing
AU75321/98A AU7532198A (en) 1997-05-26 1998-05-26 Optical multiplexing and demultiplexing
US09/416,905 US6366378B1 (en) 1997-05-26 1999-10-13 Optical multiplexing and demultiplexing

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI972226 1997-05-26
FI972226A FI103619B (fi) 1997-05-26 1997-05-26 Optinen multipleksointi ja demultipleksointi

Publications (3)

Publication Number Publication Date
FI972226A0 FI972226A0 (fi) 1997-05-26
FI103619B1 true FI103619B1 (fi) 1999-07-30
FI103619B FI103619B (fi) 1999-07-30

Family

ID=8548914

Family Applications (1)

Application Number Title Priority Date Filing Date
FI972226A FI103619B (fi) 1997-05-26 1997-05-26 Optinen multipleksointi ja demultipleksointi

Country Status (6)

Country Link
US (1) US6366378B1 (fi)
EP (1) EP0985289B1 (fi)
AU (1) AU7532198A (fi)
DE (1) DE69841774D1 (fi)
FI (1) FI103619B (fi)
WO (1) WO1998054861A2 (fi)

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US10795160B1 (en) 2014-09-25 2020-10-06 Rockwell Collins, Inc. Systems for and methods of using fold gratings for dual axis expansion
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WO2012136970A1 (en) 2011-04-07 2012-10-11 Milan Momcilo Popovich Laser despeckler based on angular diversity
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WO2016020630A2 (en) 2014-08-08 2016-02-11 Milan Momcilo Popovich Waveguide laser illuminator incorporating a despeckler
US10670876B2 (en) 2011-08-24 2020-06-02 Digilens Inc. Waveguide laser illuminator incorporating a despeckler
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US9366864B1 (en) 2011-09-30 2016-06-14 Rockwell Collins, Inc. System for and method of displaying information without need for a combiner alignment detector
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US9523852B1 (en) 2012-03-28 2016-12-20 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
CN106125308B (zh) 2012-04-25 2019-10-25 罗克韦尔柯林斯公司 用于显示图像的装置和方法
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
US9674413B1 (en) 2013-04-17 2017-06-06 Rockwell Collins, Inc. Vision system and method having improved performance and solar mitigation
WO2015015138A1 (en) 2013-07-31 2015-02-05 Milan Momcilo Popovich Method and apparatus for contact image sensing
US9244281B1 (en) 2013-09-26 2016-01-26 Rockwell Collins, Inc. Display system and method using a detached combiner
US10732407B1 (en) 2014-01-10 2020-08-04 Rockwell Collins, Inc. Near eye head up display system and method with fixed combiner
US9519089B1 (en) 2014-01-30 2016-12-13 Rockwell Collins, Inc. High performance volume phase gratings
US9244280B1 (en) 2014-03-25 2016-01-26 Rockwell Collins, Inc. Near eye display system and method for display enhancement or redundancy
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US10241330B2 (en) 2014-09-19 2019-03-26 Digilens, Inc. Method and apparatus for generating input images for holographic waveguide displays
US10088675B1 (en) 2015-05-18 2018-10-02 Rockwell Collins, Inc. Turning light pipe for a pupil expansion system and method
US9715110B1 (en) 2014-09-25 2017-07-25 Rockwell Collins, Inc. Automotive head up display (HUD)
EP3245444B1 (en) 2015-01-12 2021-09-08 DigiLens Inc. Environmentally isolated waveguide display
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
US10126552B2 (en) 2015-05-18 2018-11-13 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
US11366316B2 (en) 2015-05-18 2022-06-21 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
US10247943B1 (en) 2015-05-18 2019-04-02 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
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US10598932B1 (en) 2016-01-06 2020-03-24 Rockwell Collins, Inc. Head up display for integrating views of conformally mapped symbols and a fixed image source
WO2017162999A1 (en) 2016-03-24 2017-09-28 Popovich Milan Momcilo Method and apparatus for providing a polarization selective holographic waveguide device
WO2017178781A1 (en) 2016-04-11 2017-10-19 GRANT, Alastair, John Holographic waveguide apparatus for structured light projection
WO2018102834A2 (en) 2016-12-02 2018-06-07 Digilens, Inc. Waveguide device with uniform output illumination
US10545346B2 (en) 2017-01-05 2020-01-28 Digilens Inc. Wearable heads up displays
US10295824B2 (en) 2017-01-26 2019-05-21 Rockwell Collins, Inc. Head up display with an angled light pipe
US10942430B2 (en) 2017-10-16 2021-03-09 Digilens Inc. Systems and methods for multiplying the image resolution of a pixelated display
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US10914950B2 (en) 2018-01-08 2021-02-09 Digilens Inc. Waveguide architectures and related methods of manufacturing
WO2020023779A1 (en) 2018-07-25 2020-01-30 Digilens Inc. Systems and methods for fabricating a multilayer optical structure
EP3924759A4 (en) 2019-02-15 2022-12-28 Digilens Inc. METHODS AND APPARATUS FOR MAKING A HOLOGRAPHIC WAVEGUIDE DISPLAY WITH INTEGRATED GRIDINGS
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Also Published As

Publication number Publication date
FI103619B (fi) 1999-07-30
US6366378B1 (en) 2002-04-02
EP0985289A2 (en) 2000-03-15
FI972226A0 (fi) 1997-05-26
EP0985289B1 (en) 2010-07-21
WO1998054861A3 (en) 1999-03-11
DE69841774D1 (de) 2010-09-02
AU7532198A (en) 1998-12-30
WO1998054861A2 (en) 1998-12-03

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