JPWO2021152679A1 - - Google Patents

Info

Publication number
JPWO2021152679A1
JPWO2021152679A1 JP2021573652A JP2021573652A JPWO2021152679A1 JP WO2021152679 A1 JPWO2021152679 A1 JP WO2021152679A1 JP 2021573652 A JP2021573652 A JP 2021573652A JP 2021573652 A JP2021573652 A JP 2021573652A JP WO2021152679 A1 JPWO2021152679 A1 JP WO2021152679A1
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.)
Granted
Application number
JP2021573652A
Other versions
JP7426675B2 (ja
JPWO2021152679A5 (ja
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 JPWO2021152679A1 publication Critical patent/JPWO2021152679A1/ja
Publication of JPWO2021152679A5 publication Critical patent/JPWO2021152679A5/ja
Application granted granted Critical
Publication of JP7426675B2 publication Critical patent/JP7426675B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114Indoor or close-range type systems
    • H04B10/116Visible light communication
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B13/00Transmission systems characterised by the medium used for transmission, not provided for in groups H04B3/00 - H04B11/00
    • H04B13/02Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/112Line-of-sight transmission over an extended range
    • H04B10/1129Arrangements for outdoor wireless networking of information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114Indoor or close-range type systems
    • H04B10/1143Bidirectional transmission
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/60Receivers
    • H04B10/61Coherent receivers
    • H04B10/614Coherent receivers comprising one or more polarization beam splitters, e.g. polarization multiplexed [PolMux] X-PSK coherent receivers, polarization diversity heterodyne coherent receivers
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04BTRANSMISSION
    • H04B10/00Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/80Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water
    • H04B10/801Optical aspects relating to the use of optical transmission for specific applications, not provided for in groups H04B10/03 - H04B10/70, e.g. optical power feeding or optical transmission through water using optical interconnects, e.g. light coupled isolators, circuit board interconnections

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Computing Systems (AREA)
  • Optical Communication System (AREA)
  • Optical Couplings Of Light Guides (AREA)
JP2021573652A 2020-01-27 2020-01-27 空間光通信用ファイバ分岐構造およびそれを備えた光通信システム Active JP7426675B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/002852 WO2021152679A1 (ja) 2020-01-27 2020-01-27 空間光通信用ファイバ分岐構造およびそれを備えた光通信システム

Publications (3)

Publication Number Publication Date
JPWO2021152679A1 true JPWO2021152679A1 (ja) 2021-08-05
JPWO2021152679A5 JPWO2021152679A5 (ja) 2022-09-29
JP7426675B2 JP7426675B2 (ja) 2024-02-02

Family

ID=77078324

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021573652A Active JP7426675B2 (ja) 2020-01-27 2020-01-27 空間光通信用ファイバ分岐構造およびそれを備えた光通信システム

Country Status (5)

Country Link
US (1) US11956012B2 (ja)
EP (1) EP4099583A4 (ja)
JP (1) JP7426675B2 (ja)
TW (1) TW202130141A (ja)
WO (1) WO2021152679A1 (ja)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011254256A (ja) * 2010-06-01 2011-12-15 Nippon Telegr & Teleph Corp <Ntt> 光通信システム及び光通信方法
JP2017028572A (ja) * 2015-07-24 2017-02-02 日本電信電話株式会社 局側終端装置および通信制御方法
WO2017104075A1 (ja) * 2015-12-18 2017-06-22 三菱電機株式会社 光通信装置、制御信号生成回路、制御信号受信回路および光通信システム
JP2018007069A (ja) * 2016-07-04 2018-01-11 ダイトロンテクノロジー株式会社 水中光通信装置
WO2019049598A1 (ja) * 2017-09-07 2019-03-14 村田機械株式会社 有軌道台車用光通信システム
JP2019176046A (ja) * 2018-03-29 2019-10-10 株式会社島津製作所 水中用レーザ光源

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3311187B2 (ja) * 1995-01-26 2002-08-05 キヤノン株式会社 双方向光空間伝送装置
US6347001B1 (en) * 1998-11-03 2002-02-12 Trex Communications Corporation Free-space laser communication system having six axes of movement
US7181143B2 (en) * 2002-06-05 2007-02-20 Canon Kabushiki Kaisha Free space optics communication apparatus and free space optics communication system
EP1865631B1 (en) * 2002-10-24 2011-04-13 Nakagawa Laboratories, Inc. Illumination light communication device
CA2455284C (en) * 2004-01-16 2013-01-08 Penguin Automated Systems Inc. Underwater optical communications system and method
JP5051545B2 (ja) 2008-05-15 2012-10-17 独立行政法人海洋研究開発機構 水中可視光通信システム及び水中可視光通信方法
US9590761B2 (en) * 2011-09-23 2017-03-07 Commscope Technologies Llc Detective passive RF components using radio frequency identification tags
CN105790838B (zh) 2016-03-24 2018-07-17 北京邮电大学 一种光纤/可见光水陆异构网络架构及通信方法
US20170346557A1 (en) * 2016-05-25 2017-11-30 Korea Maritime and Ocean University Research and Development Business Foundation Underwater visible light transceiving terminal

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011254256A (ja) * 2010-06-01 2011-12-15 Nippon Telegr & Teleph Corp <Ntt> 光通信システム及び光通信方法
JP2017028572A (ja) * 2015-07-24 2017-02-02 日本電信電話株式会社 局側終端装置および通信制御方法
WO2017104075A1 (ja) * 2015-12-18 2017-06-22 三菱電機株式会社 光通信装置、制御信号生成回路、制御信号受信回路および光通信システム
JP2018007069A (ja) * 2016-07-04 2018-01-11 ダイトロンテクノロジー株式会社 水中光通信装置
WO2019049598A1 (ja) * 2017-09-07 2019-03-14 村田機械株式会社 有軌道台車用光通信システム
JP2019176046A (ja) * 2018-03-29 2019-10-10 株式会社島津製作所 水中用レーザ光源

Also Published As

Publication number Publication date
JP7426675B2 (ja) 2024-02-02
US11956012B2 (en) 2024-04-09
WO2021152679A1 (ja) 2021-08-05
EP4099583A4 (en) 2023-10-18
US20230059214A1 (en) 2023-02-23
EP4099583A1 (en) 2022-12-07
TW202130141A (zh) 2021-08-01

Similar Documents

Publication Publication Date Title
BR112023005462A2 (ja)
BR112023012656A2 (ja)
BR112021014123A2 (ja)
BR112022024743A2 (ja)
BR102021018859A2 (ja)
BR102021015500A2 (ja)
BR112022009896A2 (ja)
BR112023011738A2 (ja)
BR112023016292A2 (ja)
BR112023004146A2 (ja)
BR112023011539A2 (ja)
BR112023011610A2 (ja)
BR112023008976A2 (ja)
BR112023009656A2 (ja)
BR112023006729A2 (ja)
BR102021020147A2 (ja)
BR102021018926A2 (ja)
BR102021018167A2 (ja)
BR102021017576A2 (ja)
BR102021016837A2 (ja)
BR102021016551A2 (ja)
BR102021016375A2 (ja)
BR102021016176A2 (ja)
BR102021016200A2 (ja)
BR102021015566A2 (ja)

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220725

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20220725

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230725

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230922

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20231226

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240115

R150 Certificate of patent or registration of utility model

Ref document number: 7426675

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150