JP6926562B2 - 光変調器モジュール - Google Patents
光変調器モジュール Download PDFInfo
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- JP6926562B2 JP6926562B2 JP2017054748A JP2017054748A JP6926562B2 JP 6926562 B2 JP6926562 B2 JP 6926562B2 JP 2017054748 A JP2017054748 A JP 2017054748A JP 2017054748 A JP2017054748 A JP 2017054748A JP 6926562 B2 JP6926562 B2 JP 6926562B2
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- inductor
- inductance
- transmission line
- modulator
- light modulator
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- 230000003287 optical effect Effects 0.000 claims description 69
- 230000008878 coupling Effects 0.000 claims description 32
- 238000010168 coupling process Methods 0.000 claims description 32
- 238000005859 coupling reaction Methods 0.000 claims description 32
- 238000010521 absorption reaction Methods 0.000 claims description 8
- 230000005684 electric field Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 32
- 230000003071 parasitic effect Effects 0.000 description 12
- 239000003990 capacitor Substances 0.000 description 10
- 230000000052 comparative effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- 239000004593 Epoxy Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction
- G02F1/025—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction in an optical waveguide structure
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/0121—Operation of devices; Circuit arrangements, not otherwise provided for in this subclass
- G02F1/0123—Circuits for the control or stabilisation of the bias voltage, e.g. automatic bias control [ABC] feedback loops
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/58—Structural electrical arrangements for semiconductor devices not otherwise provided for, e.g. in combination with batteries
- H01L23/64—Impedance arrangements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/015—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction
- G02F1/0155—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction modulating the optical absorption
- G02F1/0157—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on semiconductor elements having potential barriers, e.g. having a PN or PIN junction modulating the optical absorption using electro-absorption effects, e.g. Franz-Keldysh [FK] effect or quantum confined stark effect [QCSE]
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
- Semiconductor Lasers (AREA)
Description
最初に本発明の実施形態の内容を列記して説明する。
本発明の実施形態に係る光変調器モジュールの具体例を、以下に図面を参照しつつ説明する。なお、本発明はこれらの例示に限定されるものではなく、特許請求の範囲によって示され、特許請求の範囲と均等の意味及び範囲内でのすべての変更が含まれることが意図される。
Claims (5)
- 一端から他端に電気信号を伝送する伝送線路と、
前記電気信号に応じて光信号を変調する電界吸収型の光変調器と、
終端抵抗素子と、
前記伝送線路、前記光変調器、及び前記終端抵抗素子を接続するコイル部と、
結合容量と、
を備え、
前記コイル部は、前記伝送線路の他端と前記光変調器の一端との間に設けられた第1インダクタと、前記光変調器の一端と前記終端抵抗素子との間に設けられた第2インダクタと、を含む変成器を備え、
前記第1インダクタの一端は、前記伝送線路の他端に電気的に接続され、
前記第1インダクタの他端は、前記光変調器の一端に電気的に接続され、
前記第2インダクタの一端は、前記光変調器の一端に電気的に接続され、
前記第2インダクタの他端は、前記終端抵抗素子の一端に電気的に接続され、
前記第1インダクタの一端と前記第2インダクタの他端とは、前記結合容量を介して互いに電気的に接続され、
前記結合容量の容量値、並びに前記第1インダクタのインダクタンス及び前記第2インダクタのインダクタンスは、前記第1インダクタの一端における前記コイル部の入力インピーダンスが前記終端抵抗素子のインピーダンスと等しくなるように設定されている、光変調器モジュール。 - 前記光変調器の一端と前記第1インダクタの他端及び前記第2インダクタの一端とを電気的に接続するワイヤを更に備え、
前記第1インダクタの他端及び前記第2インダクタの一端は、前記ワイヤを介して、前記光変調器の一端に電気的に接続される、請求項1に記載の光変調器モジュール。 - 前記第1インダクタ及び前記第2インダクタの結合係数は、前記ワイヤのインダクタンスに応じて設定される、請求項2に記載の光変調器モジュール。
- 前記第1インダクタ及び前記第2インダクタは差動スパイラルインダクタである、請求項1〜請求項3のいずれか一項に記載の光変調器モジュール。
- 前記伝送線路は、前記伝送線路の特性インピーダンスが前記終端抵抗素子のインピーダンスと等しくなるように構成される、請求項1〜請求項4のいずれか一項に記載の光変調器モジュール。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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JP2017054748A JP6926562B2 (ja) | 2017-03-21 | 2017-03-21 | 光変調器モジュール |
US15/926,467 US10656444B2 (en) | 2017-03-21 | 2018-03-20 | Optical modulator |
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JP2017054748A JP6926562B2 (ja) | 2017-03-21 | 2017-03-21 | 光変調器モジュール |
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JP2018156032A JP2018156032A (ja) | 2018-10-04 |
JP6926562B2 true JP6926562B2 (ja) | 2021-08-25 |
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US (1) | US10656444B2 (ja) |
JP (1) | JP6926562B2 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019172332A1 (en) * | 2018-03-07 | 2019-09-12 | Sumitomo Electric Device Innovations, Inc. | Semiconductor device |
JP7124741B2 (ja) * | 2019-02-06 | 2022-08-24 | 日本電信電話株式会社 | 光送信器 |
WO2020246027A1 (ja) * | 2019-06-07 | 2020-12-10 | 三菱電機株式会社 | 光通信用デバイス及び送信モジュール |
JP7437278B2 (ja) | 2020-09-25 | 2024-02-22 | CIG Photonics Japan株式会社 | 光モジュール |
WO2023199372A1 (ja) * | 2022-04-11 | 2023-10-19 | 日本電信電話株式会社 | Dmlドライバ |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04279075A (ja) * | 1991-03-07 | 1992-10-05 | Yagi Antenna Co Ltd | レーザーダイオード駆動回路 |
JP4199901B2 (ja) | 2000-03-10 | 2008-12-24 | 日本オプネクスト株式会社 | 光送信モジュール |
JP4290314B2 (ja) * | 2000-04-26 | 2009-07-01 | Necエレクトロニクス株式会社 | 高周波回路及びそれを実装したモジュール、通信機 |
JP2002350792A (ja) | 2001-05-22 | 2002-12-04 | Mitsubishi Electric Corp | Ea変調器モジュール |
US6825964B2 (en) * | 2001-10-23 | 2004-11-30 | T-Networks, Inc. | Device for coupling drive circuitry to electroabsorption modulator |
US7515775B1 (en) * | 2003-08-15 | 2009-04-07 | Luxtera, Inc. | Distributed amplifier optical modulator |
JP2005338678A (ja) * | 2004-05-31 | 2005-12-08 | Opnext Japan Inc | 光変調器モジュール |
JP4685410B2 (ja) * | 2004-11-01 | 2011-05-18 | 日本オプネクスト株式会社 | 光モジュール |
JP2007028503A (ja) * | 2005-07-21 | 2007-02-01 | Sharp Corp | 電圧―電流変換回路及びそれを備える差動電圧増幅回路、電圧制御利得可変増幅回路ならびにミキサ回路 |
JP2007225904A (ja) * | 2006-02-23 | 2007-09-06 | Mitsubishi Electric Corp | 半導体光変調デバイス |
CN103050887A (zh) * | 2012-12-26 | 2013-04-17 | 华为技术有限公司 | 电吸收方式调制激光器系统 |
JP2015125153A (ja) | 2013-12-25 | 2015-07-06 | 日本電信電話株式会社 | 光モジュール |
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2017
- 2017-03-21 JP JP2017054748A patent/JP6926562B2/ja active Active
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2018
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JP2018156032A (ja) | 2018-10-04 |
US10656444B2 (en) | 2020-05-19 |
US20180275434A1 (en) | 2018-09-27 |
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