FI982273A0 - Optisen WDM-signaalin vahvistus - Google Patents

Optisen WDM-signaalin vahvistus

Info

Publication number
FI982273A0
FI982273A0 FI982273A FI982273A FI982273A0 FI 982273 A0 FI982273 A0 FI 982273A0 FI 982273 A FI982273 A FI 982273A FI 982273 A FI982273 A FI 982273A FI 982273 A0 FI982273 A0 FI 982273A0
Authority
FI
Finland
Prior art keywords
signal amplification
wdm signal
optical wdm
optical
amplification
Prior art date
Application number
FI982273A
Other languages
English (en)
Swedish (sv)
Other versions
FI105856B (fi
FI982273A (fi
Inventor
Ari Tervonen
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 FI982273A priority Critical patent/FI105856B/fi
Publication of FI982273A0 publication Critical patent/FI982273A0/fi
Priority to AU64781/99A priority patent/AU6478199A/en
Priority to PCT/FI1999/000862 priority patent/WO2000027057A1/fi
Publication of FI982273A publication Critical patent/FI982273A/fi
Application granted granted Critical
Publication of FI105856B publication Critical patent/FI105856B/fi
Priority to US09/822,957 priority patent/US6359730B2/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0221—Power control, e.g. to keep the total optical power constant
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/29—Repeaters
    • H04B10/291—Repeaters in which processing or amplification is carried out without conversion of the main signal from optical form

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optical Communication System (AREA)
  • Optical Integrated Circuits (AREA)
FI982273A 1998-10-21 1998-10-21 Optisen WDM-signaalin vahvistus FI105856B (fi)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FI982273A FI105856B (fi) 1998-10-21 1998-10-21 Optisen WDM-signaalin vahvistus
AU64781/99A AU6478199A (en) 1998-10-21 1999-10-19 Amplification of an optical wdm signal
PCT/FI1999/000862 WO2000027057A1 (fi) 1998-10-21 1999-10-19 Amplification of an optical wdm-signal
US09/822,957 US6359730B2 (en) 1998-10-21 2001-03-30 Amplification of an optical WDM signal

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI982273 1998-10-21
FI982273A FI105856B (fi) 1998-10-21 1998-10-21 Optisen WDM-signaalin vahvistus

Publications (3)

Publication Number Publication Date
FI982273A0 true FI982273A0 (fi) 1998-10-21
FI982273A FI982273A (fi) 2000-04-22
FI105856B FI105856B (fi) 2000-10-13

Family

ID=8552747

Family Applications (1)

Application Number Title Priority Date Filing Date
FI982273A FI105856B (fi) 1998-10-21 1998-10-21 Optisen WDM-signaalin vahvistus

Country Status (4)

Country Link
US (1) US6359730B2 (fi)
AU (1) AU6478199A (fi)
FI (1) FI105856B (fi)
WO (1) WO2000027057A1 (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
US8233204B1 (en) 2009-09-30 2012-07-31 Rockwell Collins, Inc. Optical displays
US8659826B1 (en) 2010-02-04 2014-02-25 Rockwell Collins, Inc. Worn display system and method without requiring real time tracking for boresight precision
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
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US9715067B1 (en) 2011-09-30 2017-07-25 Rockwell Collins, Inc. Ultra-compact HUD utilizing waveguide pupil expander with surface relief gratings in high refractive index materials
US9599813B1 (en) 2011-09-30 2017-03-21 Rockwell Collins, Inc. Waveguide combiner system and method with less susceptibility to glare
WO2013102759A2 (en) 2012-01-06 2013-07-11 Milan Momcilo Popovich Contact image sensor using switchable bragg gratings
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
US10359736B2 (en) 2014-08-08 2019-07-23 Digilens Inc. Method for holographic mastering and replication
WO2016042283A1 (en) 2014-09-19 2016-03-24 Milan Momcilo Popovich 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)
CN107873086B (zh) 2015-01-12 2020-03-20 迪吉伦斯公司 环境隔离的波导显示器
US9632226B2 (en) 2015-02-12 2017-04-25 Digilens Inc. Waveguide grating device
US11366316B2 (en) 2015-05-18 2022-06-21 Rockwell Collins, Inc. Head up display (HUD) using a light pipe
US10126552B2 (en) 2015-05-18 2018-11-13 Rockwell Collins, Inc. Micro collimator system and method for a head up display (HUD)
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
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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
US10715251B2 (en) * 2017-09-01 2020-07-14 University Of Central Florida Research Foundation, Inc. Free-space optical communications using few-mode pre-amplified receivers
CN111386495B (zh) 2017-10-16 2022-12-09 迪吉伦斯公司 用于倍增像素化显示器的图像分辨率的***和方法
JP7404243B2 (ja) 2018-01-08 2023-12-25 ディジレンズ インコーポレイテッド 導波管セル内のホログラフィック格子の高スループット記録のためのシステムおよび方法
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
JP2022520472A (ja) 2019-02-15 2022-03-30 ディジレンズ インコーポレイテッド 統合された格子を使用してホログラフィック導波管ディスプレイを提供するための方法および装置
CN113728258A (zh) 2019-03-12 2021-11-30 迪吉伦斯公司 全息波导背光及相关制造方法
KR20220016990A (ko) 2019-06-07 2022-02-10 디지렌즈 인코포레이티드. 투과 및 반사 격자를 통합하는 도파관 및 관련 제조 방법
CN114341729A (zh) 2019-07-29 2022-04-12 迪吉伦斯公司 用于使像素化显示器的图像分辨率和视场倍增的方法和设备
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FI103619B (fi) * 1997-05-26 1999-07-30 Nokia Telecommunications Oy Optinen multipleksointi ja demultipleksointi

Also Published As

Publication number Publication date
AU6478199A (en) 2000-05-22
WO2000027057A1 (fi) 2000-05-11
US6359730B2 (en) 2002-03-19
US20010048547A1 (en) 2001-12-06
FI105856B (fi) 2000-10-13
FI982273A (fi) 2000-04-22

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