JP7088914B2 - 光受信器および光通信装置 - Google Patents
光受信器および光通信装置 Download PDFInfo
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- JP7088914B2 JP7088914B2 JP2019515121A JP2019515121A JP7088914B2 JP 7088914 B2 JP7088914 B2 JP 7088914B2 JP 2019515121 A JP2019515121 A JP 2019515121A JP 2019515121 A JP2019515121 A JP 2019515121A JP 7088914 B2 JP7088914 B2 JP 7088914B2
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- light
- light beam
- optical element
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- 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
-
- 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
-
- 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
-
- 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
- G02B6/43—Arrangements comprising a plurality of opto-electronic elements and associated optical interconnections
-
- 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
- H04B10/2581—Multimode transmission
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Optical Couplings Of Light Guides (AREA)
- Optical Communication System (AREA)
- Light Guides In General And Applications Therefor (AREA)
Description
Claims (4)
- マルチモードファイバから出射した螺旋状の波面を有する光ビームを受光素子で受光する光受信器であって、前記マルチモードファイバと前記受光素子との間に配置されたボルテックス光学素子を備え、
前記マルチモードファイバから出射した光ビームは、伝播方向回りの第1方向に螺旋状に回転した波面を有する光ビームであり、
前記ボルテックス光学素子は、入射した光ビームの波面を伝播方向回りの前記第1方向と逆の第2方向に螺旋状に回転させるよう構成され、
前記ボルテックス光学素子は、光軸の回りに連続または階段状の螺旋形状を備える面を含む、
ことを特徴とする光受信器。 - 前記マルチモードファイバから出射した光ビームは、伝播方向回りの前記第1方向に所定の位相差を与えられた波面を有する光ビームであり、
前記ボルテックス光学素子は、入射した光ビームの波面に対して、伝播方向回りの前記第2方向に前記所定の位相差を与えるよう構成されることを特徴とする請求項1に記載の光受信器。 - 光源から出射された光ビームをマルチモードファイバを介して送信する光送信器であって、前記光源と前記マルチモードファイバとの間に配置された送信側ボルテックス光学素子を備える光送信器と、
前記マルチモードファイバから出射した光ビームを受光素子で受光する光受信器であって、前記マルチモードファイバと前記受光素子との間に配置された受信側ボルテックス光学素子を備える光受信器と、
を備え、
前記送信側ボルテックス光学素子は、入射した光ビームの波面を伝播方向回りの第1方向に螺旋状に回転させるよう構成され、
前記受信側ボルテックス光学素子は、入射した光ビームの波面を伝播方向回りの前記第1方向と逆の第2方向に螺旋状に回転させるよう構成され、
前記送信側ボルテックス光学素子および前記受信側ボルテックス光学素子はそれぞれ、光軸の回りに連続または階段状の螺旋形状を備える面を含む、
ことを特徴とする光通信装置。 - 前記送信側ボルテックス光学素子は、入射した光ビームの波面に対して、伝播方向回りの前記第1方向に2π×η(η=0.7~1.3)の位相差を与えるよう構成され、
前記受信側ボルテックス光学素子は、入射した光ビームの波面に対して、伝播方向回りの前記第2方向に所定の位相差を与えるよう構成され、
前記光受信器は、前記受信側ボルテックス光学素子を透過した光ビームを前記受光素子に集光するためのレンズを備え、
前記受光素子の受光面に集光される光ビームのスポット径が3.6μm~4.0μmである、
ことを特徴とする請求項3に記載の光通信装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017088309 | 2017-04-27 | ||
JP2017088309 | 2017-04-27 | ||
PCT/JP2018/006756 WO2018198511A1 (ja) | 2017-04-27 | 2018-02-23 | 光受信器および光通信装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2018198511A1 JPWO2018198511A1 (ja) | 2020-03-05 |
JP7088914B2 true JP7088914B2 (ja) | 2022-06-21 |
Family
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JP2019515121A Active JP7088914B2 (ja) | 2017-04-27 | 2018-02-23 | 光受信器および光通信装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20200064568A1 (ja) |
EP (1) | EP3617759A4 (ja) |
JP (1) | JP7088914B2 (ja) |
CN (1) | CN110603469B (ja) |
TW (1) | TWI788330B (ja) |
WO (1) | WO2018198511A1 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN112859044B (zh) * | 2021-02-19 | 2023-12-29 | 北京理工大学 | 一种基于涡旋光的水下激光雷达系统 |
CN117538996A (zh) * | 2022-08-01 | 2024-02-09 | 华为技术有限公司 | 光无源模组、光模块以及通信设备 |
Citations (7)
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JP2002277695A (ja) | 2000-12-15 | 2002-09-25 | Agilent Technol Inc | 良好なマルチモ−ドファイバ励振と反射制御をもたらす回折光学素子 |
US20060002667A1 (en) | 2004-07-02 | 2006-01-05 | Aronson Lewis B | Optical transceiver interface for multimode fibers |
JP2009300486A (ja) | 2008-06-10 | 2009-12-24 | Ricoh Co Ltd | 光学機器及び光学装置 |
US20100002993A1 (en) | 2006-08-30 | 2010-01-07 | Erez Hasman | Apparatus and method for excitation of a single mode in a waveguide |
WO2013110842A1 (es) | 2012-01-26 | 2013-08-01 | Universitat Autonoma De Barcelona | Sistema, método, transmisor y receptor de comunicaciones ópticas |
US20150253504A1 (en) | 2013-03-15 | 2015-09-10 | Jasbinder S. Sanghera | Phase and amplitude control for optical fiber output |
US20160013870A1 (en) | 2013-04-11 | 2016-01-14 | Hewlett-Packard Development Company, L.P. | Mode conversion for optical isolation |
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US8529139B2 (en) * | 1998-09-22 | 2013-09-10 | Digitaloptics Corporation East | Optical element and system using the same |
JP2001201657A (ja) * | 2000-01-21 | 2001-07-27 | Nippon Sheet Glass Co Ltd | 光学素子 |
JP2008046312A (ja) | 2006-08-14 | 2008-02-28 | Sumitomo Electric Ind Ltd | 光モジュール |
CN101930096B (zh) * | 2009-06-26 | 2014-07-23 | Jds尤尼弗思公司 | 用于将光耦合到光波导中的光学组件 |
US8326157B2 (en) * | 2009-06-30 | 2012-12-04 | Cambridge Enterprise Limited | High-speed optical transceiver, a bi-directional duplex optical fiber link, and a method for providing a bi-directional duplex optical fiber link |
US8437588B2 (en) * | 2010-04-06 | 2013-05-07 | University Of Hyderabad | System and method for generating an optical vector vortex beam having two lobes |
CN101902276B (zh) * | 2010-06-24 | 2013-03-06 | 北京理工大学 | 一种基于光束轨道角动量的自由空间激光通信系统 |
US9322989B2 (en) * | 2011-12-14 | 2016-04-26 | Ofs Fitel, Llc | Optical fiber with distributed bend compensated filtering |
CN104062704B (zh) * | 2014-06-13 | 2017-01-11 | 中国科学院西安光学精密机械研究所 | 用于产生和传输涡旋光束的微结构光纤 |
US20160124149A1 (en) | 2014-10-31 | 2016-05-05 | Avago Technologies General Ip (Singapore) Pte. Ltd | Conditioned launch of a single mode light source into a multimode optical fiber |
CN104808272B (zh) * | 2015-04-28 | 2017-03-15 | 中国科学院上海光学精密机械研究所 | 产生完美涡旋阵列的二维编码相位光栅 |
CN105572794B (zh) * | 2016-03-08 | 2019-03-05 | 哈尔滨工程大学 | 一种三角芯涡旋场光纤及其制备方法 |
-
2018
- 2018-02-23 WO PCT/JP2018/006756 patent/WO2018198511A1/ja unknown
- 2018-02-23 CN CN201880027522.7A patent/CN110603469B/zh active Active
- 2018-02-23 JP JP2019515121A patent/JP7088914B2/ja active Active
- 2018-02-23 EP EP18791871.9A patent/EP3617759A4/en active Pending
- 2018-03-07 TW TW107107728A patent/TWI788330B/zh active
-
2019
- 2019-10-25 US US16/664,026 patent/US20200064568A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002277695A (ja) | 2000-12-15 | 2002-09-25 | Agilent Technol Inc | 良好なマルチモ−ドファイバ励振と反射制御をもたらす回折光学素子 |
US20060002667A1 (en) | 2004-07-02 | 2006-01-05 | Aronson Lewis B | Optical transceiver interface for multimode fibers |
US20100002993A1 (en) | 2006-08-30 | 2010-01-07 | Erez Hasman | Apparatus and method for excitation of a single mode in a waveguide |
JP2009300486A (ja) | 2008-06-10 | 2009-12-24 | Ricoh Co Ltd | 光学機器及び光学装置 |
WO2013110842A1 (es) | 2012-01-26 | 2013-08-01 | Universitat Autonoma De Barcelona | Sistema, método, transmisor y receptor de comunicaciones ópticas |
US20150253504A1 (en) | 2013-03-15 | 2015-09-10 | Jasbinder S. Sanghera | Phase and amplitude control for optical fiber output |
US20160013870A1 (en) | 2013-04-11 | 2016-01-14 | Hewlett-Packard Development Company, L.P. | Mode conversion for optical isolation |
Also Published As
Publication number | Publication date |
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TWI788330B (zh) | 2023-01-01 |
EP3617759A1 (en) | 2020-03-04 |
EP3617759A4 (en) | 2021-01-06 |
US20200064568A1 (en) | 2020-02-27 |
CN110603469A (zh) | 2019-12-20 |
CN110603469B (zh) | 2022-04-26 |
JPWO2018198511A1 (ja) | 2020-03-05 |
TW201839437A (zh) | 2018-11-01 |
WO2018198511A1 (ja) | 2018-11-01 |
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