JP6755676B2 - 光送信モジュール - Google Patents

光送信モジュール Download PDF

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Publication number
JP6755676B2
JP6755676B2 JP2016039862A JP2016039862A JP6755676B2 JP 6755676 B2 JP6755676 B2 JP 6755676B2 JP 2016039862 A JP2016039862 A JP 2016039862A JP 2016039862 A JP2016039862 A JP 2016039862A JP 6755676 B2 JP6755676 B2 JP 6755676B2
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Japan
Prior art keywords
modulator
optical
light
waveguide
input
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JP2016039862A
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Japanese (ja)
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JP2017156559A5 (enExample
JP2017156559A (ja
Inventor
中原　宏治
宏治 中原
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日本ルメンタム株式会社
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Priority to JP2016039862A priority Critical patent/JP6755676B2/ja
Priority to US15/443,016 priority patent/US10187157B2/en
Publication of JP2017156559A publication Critical patent/JP2017156559A/ja
Publication of JP2017156559A5 publication Critical patent/JP2017156559A5/ja
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    • 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
    • H04B10/50—Transmitters
    • H04B10/501—Structural aspects
    • H04B10/503—Laser transmitters
    • H04B10/505—Laser transmitters using external modulation
    • H04B10/5053—Laser transmitters using external modulation using a parallel, i.e. shunt, combination of modulators
    • 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
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/125—Bends, branchings or intersections
    • 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
    • G02B6/29344—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 modal interference or beating, i.e. of transverse modes, e.g. zero-gap directional coupler, MMI
    • 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 
    • G02F1/011—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  in optical waveguides, not otherwise provided for in this subclass
    • 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
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/524—Pulse modulation
    • 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
    • H04B10/50—Transmitters
    • H04B10/516—Details of coding or modulation
    • H04B10/54—Intensity modulation
    • H04B10/541—Digital intensity or amplitude modulation
    • 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
    • G02B2006/12133—Functions
    • G02B2006/12142—Modulator
    • 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
    • G02B6/2808—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 a mixing element which evenly distributes an input signal over a number of outputs
    • G02B6/2813—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 a mixing element which evenly distributes an input signal over a number of outputs based on multimode interference effect, i.e. self-imaging

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  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Optical Integrated Circuits (AREA)
  • Semiconductor Lasers (AREA)
  • Optical Communication System (AREA)
JP2016039862A 2016-03-02 2016-03-02 光送信モジュール Active JP6755676B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2016039862A JP6755676B2 (ja) 2016-03-02 2016-03-02 光送信モジュール
US15/443,016 US10187157B2 (en) 2016-03-02 2017-02-27 Optical transmitter module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2016039862A JP6755676B2 (ja) 2016-03-02 2016-03-02 光送信モジュール

Publications (3)

Publication Number Publication Date
JP2017156559A JP2017156559A (ja) 2017-09-07
JP2017156559A5 JP2017156559A5 (enExample) 2019-01-17
JP6755676B2 true JP6755676B2 (ja) 2020-09-16

Family

ID=59724432

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016039862A Active JP6755676B2 (ja) 2016-03-02 2016-03-02 光送信モジュール

Country Status (2)

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US (1) US10187157B2 (enExample)
JP (1) JP6755676B2 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6755676B2 (ja) * 2016-03-02 2020-09-16 日本ルメンタム株式会社 光送信モジュール
US10998980B2 (en) * 2018-03-27 2021-05-04 Florida Institute of Technology, Inc. System for achieving multiple bits per symbol in optical communications systems by combining spatial domain multiplexing and pulse amplitude modulation
TW202217377A (zh) * 2020-07-06 2022-05-01 新加坡商光子智能私人有限公司 積體電路中介層、系統、裝置、製造積體電路中介層的方法、以及用於從多個節點向目的地傳輸資訊的方法與系統
WO2022024344A1 (ja) * 2020-07-31 2022-02-03 日本電信電話株式会社 光送受信システムおよび送信器
US11838055B2 (en) * 2021-01-22 2023-12-05 Nokia Solutions And Networks Oy Apparatus comprising serially connected electro-absorption modulators
WO2022201329A1 (ja) * 2021-03-23 2022-09-29 日本電信電話株式会社 半導体光集積素子
US20240310661A1 (en) * 2023-03-15 2024-09-19 Taiwan Semiconductor Manufacturing Company, Ltd. Optical pulse amplitude modulator (pam) with multiple modulator segments

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JPH03140025A (ja) * 1989-10-26 1991-06-14 Matsushita Electric Works Ltd 光空間通信方式
JPH04132428A (ja) * 1990-09-25 1992-05-06 Canon Inc 光通信方式及びそこに用いられる受信装置
US5109441A (en) * 1991-01-18 1992-04-28 General Instrument Corporation Fiber optic external modulator
US5864414A (en) * 1994-01-26 1999-01-26 British Telecommunications Public Limited Company WDM network with control wavelength
JP4656459B2 (ja) 1999-12-02 2011-03-23 Ｏｋｉセミコンダクタ株式会社 半導体光機能装置および半導体光機能素子
US6744546B2 (en) * 2001-12-27 2004-06-01 Nippon Telegraph And Telephone Corporation Multilevel light-intensity modulating circuit
IL187836A0 (en) * 2007-12-03 2008-03-20 Eci Telecom Ltd Technique for generating multilevel coded optical signals
US7636501B2 (en) * 2007-12-31 2009-12-22 Alcatel-Lucent Usa Inc. QAM optical modulators
US8855448B2 (en) * 2007-12-31 2014-10-07 Alcatel Lucent Advanced modulation format using two-state modulators
DE102008017644A1 (de) * 2008-04-04 2009-10-15 Adva Ag Optical Networking Vorrichtung und Verfahren zur Übertragung eines optischen Datensignals
US8238014B2 (en) * 2008-09-08 2012-08-07 Luxtera Inc. Method and circuit for encoding multi-level pulse amplitude modulated signals using integrated optoelectronic devices
JP5439838B2 (ja) * 2009-02-10 2014-03-12 富士通オプティカルコンポーネンツ株式会社 光変調器
US8180227B2 (en) * 2009-09-23 2012-05-15 Alcatel Lucent Digital coherent detection of multi-carrier optical signal
US8498542B2 (en) * 2010-01-21 2013-07-30 Ciena Corporation Multi-channel optical transceiver with offset quadrature amplitude modulation
JP5573386B2 (ja) * 2010-06-10 2014-08-20 三菱電機株式会社 半導体光集積素子及びその製造方法
JP5571540B2 (ja) * 2010-12-08 2014-08-13 日本電信電話株式会社 光変調器及び光変調方法
EP2745434A1 (en) * 2011-10-19 2014-06-25 Telefonaktiebolaget LM Ericsson (PUBL) Optical modulator and method of encoding communications traffic in a multilevel modulation format
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Publication number Publication date
US20170257170A1 (en) 2017-09-07
US10187157B2 (en) 2019-01-22
JP2017156559A (ja) 2017-09-07

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