JPWO2021161415A1 - - Google Patents

Info

Publication number
JPWO2021161415A1
JPWO2021161415A1 JP2021577759A JP2021577759A JPWO2021161415A1 JP WO2021161415 A1 JPWO2021161415 A1 JP WO2021161415A1 JP 2021577759 A JP2021577759 A JP 2021577759A JP 2021577759 A JP2021577759 A JP 2021577759A JP WO2021161415 A1 JPWO2021161415 A1 JP WO2021161415A1
Authority
JP
Japan
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.)
Pending
Application number
JP2021577759A
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 filed Critical
Publication of JPWO2021161415A1 publication Critical patent/JPWO2021161415A1/ja
Pending legal-status Critical Current

Links

Classifications

    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/25073—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion using spectral equalisation, e.g. spectral filtering
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2507—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion
    • H04B10/2513—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion
    • H04B10/2525—Arrangements specific to fibre transmission for the reduction or elimination of distortion or dispersion due to chromatic dispersion using dispersion-compensating fibres
    • 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
    • H04B10/25—Arrangements specific to fibre transmission
    • H04B10/2589—Bidirectional transmission
    • H04B10/25891—Transmission components
    • 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
    • H04B10/27—Arrangements for networking
    • H04B10/272—Star-type networks or tree-type networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0201—Add-and-drop multiplexing
    • H04J14/0202—Arrangements therefor
    • H04J14/0204—Broadcast and select arrangements, e.g. with an optical splitter at the input before adding or dropping
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0249—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU
    • H04J14/0252—Sharing one wavelength for at least a group of ONUs, e.g. for transmissions from-ONU-to-OLT or from-ONU-to-ONU

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)
JP2021577759A 2020-02-12 2020-02-12 Pending JPWO2021161415A1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/005334 WO2021161415A1 (ja) 2020-02-12 2020-02-12 光通信システム及び分散補償方法

Publications (1)

Publication Number Publication Date
JPWO2021161415A1 true JPWO2021161415A1 (ja) 2021-08-19

Family

ID=77292154

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021577759A Pending JPWO2021161415A1 (ja) 2020-02-12 2020-02-12

Country Status (3)

Country Link
US (1) US11881893B2 (ja)
JP (1) JPWO2021161415A1 (ja)
WO (1) WO2021161415A1 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006304170A (ja) * 2005-04-25 2006-11-02 Mitsubishi Electric Corp Ｐｏｎシステムおよびｐｏｎシステムの分散補償方法
JP2008504765A (ja) * 2004-06-30 2008-02-14 シーメンス　アクチエンゲゼルシヤフト Ｐｏｎの光出力レベルを取得する方法および装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3819264B2 (ja) 2000-11-27 2006-09-06 株式会社フジクラ 分散補償光ファイバ、分散補償光ファイバモジュールおよび複合伝送路
US6519402B2 (en) 2000-11-27 2003-02-11 Fujikura, Ltd. Dispersion compensating optical fiber, and dispersion compensating optical fiber module
US7236708B2 (en) * 2001-10-25 2007-06-26 Nippon Telegraph And Telephone Corporation Optical communication system with optical output level control function
JP4810083B2 (ja) 2004-11-10 2011-11-09 富士通株式会社 分散補償装置及び光伝送システム
US8744265B2 (en) * 2007-04-27 2014-06-03 Futurewei Technologies, Inc. Passive optical network with partially-tuned lasers
JP5359412B2 (ja) 2009-03-13 2013-12-04 三菱電機株式会社 可変分散補償器
JP6044311B2 (ja) * 2012-12-07 2016-12-14 富士通株式会社 増幅装置および通信システム
JP6586840B2 (ja) 2015-09-18 2019-10-09 沖電気工業株式会社 受信器及びタップ係数最適化方法
CN108352900B (zh) * 2016-03-03 2021-01-29 华为技术有限公司 一种复用/解复用器及无源光网络系统

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008504765A (ja) * 2004-06-30 2008-02-14 シーメンス　アクチエンゲゼルシヤフト Ｐｏｎの光出力レベルを取得する方法および装置
JP2006304170A (ja) * 2005-04-25 2006-11-02 Mitsubishi Electric Corp Ｐｏｎシステムおよびｐｏｎシステムの分散補償方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
河北 敦子 ほか: "不等分岐／分配光スプリッタを適用した分岐比率決定法による光アクセスネットワークの長延化", 電子情報通信学会２０１８年通信ソサイエティ大会講演論文集２, JPN6020027446, 28 August 2018 (2018-08-28), pages 129, ISSN: 0005099514 *

Also Published As

Publication number Publication date
US20230074152A1 (en) 2023-03-09
US11881893B2 (en) 2024-01-23
WO2021161415A1 (ja) 2021-08-19

Similar Documents

Publication Publication Date Title
BR112023005462A2 (ja)
BR112021014123A2 (ja)
BR102021018859A2 (ja)
BR102021015500A2 (ja)
BR112022009896A2 (ja)
BR102021007058A2 (ja)
BR112023004146A2 (ja)
BR112023011539A2 (ja)
BR112023006729A2 (ja)
BR102021020147A2 (ja)
BR102021018167A2 (ja)
BR102021017576A2 (ja)
BR102021016837A2 (ja)
BR102021016551A2 (ja)
BR102021015566A2 (ja)
BR102021015450A8 (ja)
BR102021015220A2 (ja)
BR102021015247A2 (ja)
BR102021014056A2 (ja)
BR102021014044A2 (ja)
BR112021017747A2 (ja)
BR102021012003A2 (ja)
BR102021012107A2 (ja)
BR112021013417A2 (ja)
BR102021010467A2 (ja)

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220714

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230704

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230814

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20231121