JP7383268B2 - 光通信装置 - Google Patents

光通信装置 Download PDF

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Publication number
JP7383268B2
JP7383268B2 JP2021554539A JP2021554539A JP7383268B2 JP 7383268 B2 JP7383268 B2 JP 7383268B2 JP 2021554539 A JP2021554539 A JP 2021554539A JP 2021554539 A JP2021554539 A JP 2021554539A JP 7383268 B2 JP7383268 B2 JP 7383268B2
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JP
Japan
Prior art keywords
light
light receiving
optical communication
receiving elements
intensity
Prior art date
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.)
Active
Application number
JP2021554539A
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English (en)
Japanese (ja)
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JPWO2021090481A1 (https=
Inventor
直喜 西村
隆雄 澤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shimadzu Corp
Japan Agency for Marine Earth Science and Technology
Original Assignee
Shimadzu Corp
Japan Agency for Marine Earth Science and Technology
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 Shimadzu Corp, Japan Agency for Marine Earth Science and Technology filed Critical Shimadzu Corp
Publication of JPWO2021090481A1 publication Critical patent/JPWO2021090481A1/ja
Application granted granted Critical
Publication of JP7383268B2 publication Critical patent/JP7383268B2/ja
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Anticipated expiration legal-status Critical

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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
    • H04B10/60—Receivers
    • 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
    • H04B10/80—Optical 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
    • 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
    • G02B6/42—Coupling light guides with opto-electronic elements
    • G02B6/4201—Packages, e.g. shape, construction, internal or external details
    • G02B6/4204—Packages, e.g. shape, construction, internal or external details the coupling comprising intermediate optical elements, e.g. lenses, holograms
    • G02B6/4206—Optical features
    • 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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/693—Arrangements for optimizing the preamplifier in the receiver
    • H04B10/6931—Automatic gain control of the preamplifier
    • 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
    • H04B10/60—Receivers
    • H04B10/66—Non-coherent receivers, e.g. using direct detection
    • H04B10/69—Electrical arrangements in the receiver
    • H04B10/697—Arrangements for reducing noise and distortion
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B13/00—Transmission systems characterised by the medium used for transmission, not provided for in groups H04B3/00 - H04B11/00
    • H04B13/02—Transmission systems in which the medium consists of the earth or a large mass of water thereon, e.g. earth telegraphy

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
JP2021554539A 2019-11-08 2019-11-08 光通信装置 Active JP7383268B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/043897 WO2021090481A1 (ja) 2019-11-08 2019-11-08 光通信装置

Publications (2)

Publication Number Publication Date
JPWO2021090481A1 JPWO2021090481A1 (https=) 2021-05-14
JP7383268B2 true JP7383268B2 (ja) 2023-11-20

Family

ID=75848293

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021554539A Active JP7383268B2 (ja) 2019-11-08 2019-11-08 光通信装置

Country Status (5)

Country Link
US (1) US11929786B2 (https=)
EP (1) EP4057526B1 (https=)
JP (1) JP7383268B2 (https=)
TW (1) TWI748689B (https=)
WO (1) WO2021090481A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025076194A (ja) 2023-11-01 2025-05-15 株式会社島津製作所 水中光通信システムおよび水中光通信方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008048334A (ja) 2006-08-21 2008-02-28 Matsushita Electric Ind Co Ltd 光受信器
JP2014016809A (ja) 2012-07-09 2014-01-30 Stanley Electric Co Ltd 車車間光通信装置
JP2016201790A (ja) 2015-04-13 2016-12-01 ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ ギガビットイーサネットテレメトリデータの二方向自由空間レーザー通信システム
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
WO2018079091A1 (ja) 2016-10-24 2018-05-03 ソニーセミコンダクタソリューションズ株式会社 光結合素子及び光通信システム

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05259512A (ja) * 1992-03-11 1993-10-08 Fujitsu Ltd 光アレースクリーニング装置及び光アレースクリーニング方法
JPH06164499A (ja) * 1992-11-10 1994-06-10 Sony Corp 光空間伝送装置
JP2829898B2 (ja) * 1994-09-05 1998-12-02 宇宙開発事業団 光通信装置
EP1175742A1 (en) * 1999-02-11 2002-01-30 QuantumBeam Limited Optical free space signalling system
JP4317117B2 (ja) 2004-11-19 2009-08-19 富士フイルム株式会社 固体撮像装置および撮像方法
US7495203B2 (en) * 2005-09-09 2009-02-24 Allied Telesyn, Inc. In-situ power monitor providing an extended range for monitoring input optical power incident on avalanche photodiodes
EP3396416A1 (en) 2008-11-25 2018-10-31 Tetravue, Inc. Systems and methods of high resolution three-dimensional imaging
JP5223638B2 (ja) * 2008-12-05 2013-06-26 住友電気工業株式会社 光受信モジュールの制御方法
US9490910B2 (en) * 2013-03-15 2016-11-08 Fairfield Industries Incorporated High-bandwidth underwater data communication system
US10284293B2 (en) * 2016-09-23 2019-05-07 Qualcomm Incorporated Selective pixel activation for light-based communication processing

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008048334A (ja) 2006-08-21 2008-02-28 Matsushita Electric Ind Co Ltd 光受信器
JP2014016809A (ja) 2012-07-09 2014-01-30 Stanley Electric Co Ltd 車車間光通信装置
JP2016201790A (ja) 2015-04-13 2016-12-01 ザ・ボーイング・カンパニーＴｈｅ Ｂｏｅｉｎｇ Ｃｏｍｐａｎｙ ギガビットイーサネットテレメトリデータの二方向自由空間レーザー通信システム
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
WO2018079091A1 (ja) 2016-10-24 2018-05-03 ソニーセミコンダクタソリューションズ株式会社 光結合素子及び光通信システム

Also Published As

Publication number Publication date
US20220376796A1 (en) 2022-11-24
JPWO2021090481A1 (https=) 2021-05-14
TWI748689B (zh) 2021-12-01
EP4057526A1 (en) 2022-09-14
TW202119780A (zh) 2021-05-16
US11929786B2 (en) 2024-03-12
EP4057526B1 (en) 2025-10-29
EP4057526A4 (en) 2023-08-02
WO2021090481A1 (ja) 2021-05-14

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