JP2020118831A - モード合分波光回路 - Google Patents
モード合分波光回路 Download PDFInfo
- Publication number
- JP2020118831A JP2020118831A JP2019009209A JP2019009209A JP2020118831A JP 2020118831 A JP2020118831 A JP 2020118831A JP 2019009209 A JP2019009209 A JP 2019009209A JP 2019009209 A JP2019009209 A JP 2019009209A JP 2020118831 A JP2020118831 A JP 2020118831A
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- mode
- waveguide
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- order
- light
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- 230000003287 optical effect Effects 0.000 title claims abstract description 22
- 230000001902 propagating effect Effects 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims description 12
- 239000000835 fiber Substances 0.000 description 16
- 238000010586 diagram Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000012544 monitoring process Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 230000008033 biological extinction Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000000206 photolithography Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Classifications
-
- 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
- G02B6/12007—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 forming wavelength selective elements, e.g. multiplexer, demultiplexer
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/14—Mode converters
-
- 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
- G02B2006/12147—Coupler
-
- 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
- G02B2006/12152—Mode converter
-
- 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
- G02B2006/12164—Multiplexing; Demultiplexing
-
- 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
- G02B6/1228—Tapered waveguides, e.g. integrated spot-size transformers
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Integrated Circuits (AREA)
Abstract
Description
12 変換器
13 光サーキュレータ
14 モードカプラ
15,16 フォトダイオード
17 A/D変換器
18 演算処理装置
19 敷設ファイバ
21,22 導波路
70 モードカプラ
71,72,73 導波路
74 モードフィルタ
Claims (4)
- 平面光波回路上に形成された、第1の導波路および第2の導波路を備えたモード合分波光回路であって、
光源からの光が前記第1の導波路に入力される第1の入出力ポートと、
前記第1の導波路を伝搬した光が出力される第2の入出力ポートと、
前記第1の導波路に隣接して配置されたモード変換部であり、前記第2の入出力ポートから入力された光のモードを、前記第2の入出力ポートへ入力された時のモードより高い次数に変換するモード変換部と、
前記モード変換部に隣接して配置された前記第2の導波路を介して、前記モード変換部に入力された光を前記第2の入出力ポートへ入力された入力された時のモードよりも低い次数に変換して出力する第3の出力ポートと
を備えた、モード合分波光回路。 - 前記光源から前記第1の入出力ポートへ入力される光は0次モードであり、
前記第2の入出力ポートから入力される光は、前記第2の入出力ポートへ入力された時に1次モードであり、前記モード変換部で2次モードに変換され、前記第2の導波路で0次モードに変換されて、前記第3の出力ポートから出力される
、請求項1に記載のモード合分波光回路。 - 前記第1の導波路の前記モード変換部が隣接する位置よりも前記第1の入出力ポート側に配置されたモードフィルタをさらに備え、前記モードフィルタは、前記第1の入出力ポートに向かって前記第1の導波路の幅を細くした構造を有する、請求項1に記載のモード合分波光回路。
- 前記第1の導波路、前記モード変換部、及び前記第2の導波路がこの順で隣接し、隣接する箇所において導波路の幅が、前記モード変換部の幅>前記第1の導波路の幅>前記第2の導波路の幅の関係を満たす、請求項1に記載のモード合分波光回路。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019009209A JP7172642B2 (ja) | 2019-01-23 | 2019-01-23 | モード合分波光回路 |
US17/424,417 US11852863B2 (en) | 2019-01-23 | 2020-01-17 | Mode multiplexing/demultiplexing optical circuit |
PCT/JP2020/001468 WO2020153250A1 (ja) | 2019-01-23 | 2020-01-17 | モード合分波光回路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019009209A JP7172642B2 (ja) | 2019-01-23 | 2019-01-23 | モード合分波光回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2020118831A true JP2020118831A (ja) | 2020-08-06 |
JP7172642B2 JP7172642B2 (ja) | 2022-11-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2019009209A Active JP7172642B2 (ja) | 2019-01-23 | 2019-01-23 | モード合分波光回路 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11852863B2 (ja) |
JP (1) | JP7172642B2 (ja) |
WO (1) | WO2020153250A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7305467B2 (ja) | 2019-07-04 | 2023-07-10 | 旭化成株式会社 | ロール状長尺ガラスクロス、プリプレグ、及びプリント配線板 |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5712937A (en) * | 1994-12-01 | 1998-01-27 | Asawa; Charles K. | Optical waveguide including singlemode waveguide channels coupled to a multimode fiber |
JPH1073737A (ja) * | 1996-07-23 | 1998-03-17 | Samsung Electron Co Ltd | 集積光学偏光素子 |
JP2013174752A (ja) * | 2012-02-27 | 2013-09-05 | Oki Electric Ind Co Ltd | 波長選択性経路切換素子 |
JP2016151660A (ja) * | 2015-02-17 | 2016-08-22 | 日本電信電話株式会社 | モード合分波器及びモード分波器の製造方法 |
JP2017003721A (ja) * | 2015-06-09 | 2017-01-05 | 日本電信電話株式会社 | モード合分波器 |
JP2017504830A (ja) * | 2013-12-25 | 2017-02-09 | 華為技術有限公司Huawei Technologies Co.,Ltd. | 導波路偏光スプリッタ兼偏光回転子 |
US20170205578A1 (en) * | 2014-07-08 | 2017-07-20 | Universiteit Gent | Polarization Independent Processing in Integrated Photonics |
WO2017142076A1 (ja) * | 2016-02-18 | 2017-08-24 | 日本電信電話株式会社 | 光合波回路 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999063375A1 (en) * | 1998-06-04 | 1999-12-09 | California Institute Of Technology | Optical devices based on energy transfer between different modes in optical waveguide |
JP6060099B2 (ja) | 2014-02-13 | 2017-01-11 | 日本電信電話株式会社 | 光ファイバ特性解析装置および光ファイバ特性解析方法 |
WO2016025370A1 (en) * | 2014-08-15 | 2016-02-18 | Corning Optical Communications LLC | Methods for coupling of waveguides with dissimilar mode field diameters, and related apparatuses, components, and systems |
-
2019
- 2019-01-23 JP JP2019009209A patent/JP7172642B2/ja active Active
-
2020
- 2020-01-17 WO PCT/JP2020/001468 patent/WO2020153250A1/ja active Application Filing
- 2020-01-17 US US17/424,417 patent/US11852863B2/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5712937A (en) * | 1994-12-01 | 1998-01-27 | Asawa; Charles K. | Optical waveguide including singlemode waveguide channels coupled to a multimode fiber |
JPH1073737A (ja) * | 1996-07-23 | 1998-03-17 | Samsung Electron Co Ltd | 集積光学偏光素子 |
JP2013174752A (ja) * | 2012-02-27 | 2013-09-05 | Oki Electric Ind Co Ltd | 波長選択性経路切換素子 |
JP2017504830A (ja) * | 2013-12-25 | 2017-02-09 | 華為技術有限公司Huawei Technologies Co.,Ltd. | 導波路偏光スプリッタ兼偏光回転子 |
US20170205578A1 (en) * | 2014-07-08 | 2017-07-20 | Universiteit Gent | Polarization Independent Processing in Integrated Photonics |
JP2016151660A (ja) * | 2015-02-17 | 2016-08-22 | 日本電信電話株式会社 | モード合分波器及びモード分波器の製造方法 |
JP2017003721A (ja) * | 2015-06-09 | 2017-01-05 | 日本電信電話株式会社 | モード合分波器 |
WO2017142076A1 (ja) * | 2016-02-18 | 2017-08-24 | 日本電信電話株式会社 | 光合波回路 |
Also Published As
Publication number | Publication date |
---|---|
JP7172642B2 (ja) | 2022-11-16 |
WO2020153250A1 (ja) | 2020-07-30 |
US11852863B2 (en) | 2023-12-26 |
US20220099888A1 (en) | 2022-03-31 |
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