JP3272064B2 - ４セクション光結合器 - Google Patents
４セクション光結合器Info
- Publication number
- JP3272064B2 JP3272064B2 JP32065292A JP32065292A JP3272064B2 JP 3272064 B2 JP3272064 B2 JP 3272064B2 JP 32065292 A JP32065292 A JP 32065292A JP 32065292 A JP32065292 A JP 32065292A JP 3272064 B2 JP3272064 B2 JP 3272064B2
- Authority
- JP
- Japan
- Prior art keywords
- electrodes
- waveguide
- electrode
- main electrode
- opposite
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title claims description 59
- 230000010287 polarization Effects 0.000 claims description 100
- 230000008878 coupling Effects 0.000 claims description 42
- 238000010168 coupling process Methods 0.000 claims description 42
- 238000005859 coupling reaction Methods 0.000 claims description 42
- 239000013078 crystal Substances 0.000 claims description 24
- 230000003993 interaction Effects 0.000 claims description 19
- 239000000382 optic material Substances 0.000 claims description 14
- 229910013641 LiNbO 3 Inorganic materials 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000001419 dependent effect Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008021 deposition Effects 0.000 claims description 2
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 230000005684 electric field Effects 0.000 description 24
- 238000010586 diagram Methods 0.000 description 23
- 238000004519 manufacturing process Methods 0.000 description 17
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- 238000012546 transfer Methods 0.000 description 12
- 230000008859 change Effects 0.000 description 11
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- 239000010936 titanium Substances 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000004065 semiconductor Substances 0.000 description 7
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000011159 matrix material Substances 0.000 description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 229910052719 titanium Inorganic materials 0.000 description 4
- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 description 3
- 230000005697 Pockels effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000006641 stabilisation Effects 0.000 description 3
- 238000011105 stabilization Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- MARUHZGHZWCEQU-UHFFFAOYSA-N 5-phenyl-2h-tetrazole Chemical compound C1=CC=CC=C1C1=NNN=N1 MARUHZGHZWCEQU-UHFFFAOYSA-N 0.000 description 2
- JBRZTFJDHDCESZ-UHFFFAOYSA-N AsGa Chemical compound [As]#[Ga] JBRZTFJDHDCESZ-UHFFFAOYSA-N 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 230000001427 coherent effect Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
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- 150000002500 ions Chemical class 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 235000019796 monopotassium phosphate Nutrition 0.000 description 2
- 230000001151 other effect Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 230000000699 topical effect Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 229910001017 Alperm Inorganic materials 0.000 description 1
- 101100512220 Arabidopsis thaliana MAA3 gene Proteins 0.000 description 1
- 241001663154 Electron Species 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 241001481828 Glyptocephalus cynoglossus Species 0.000 description 1
- 240000009023 Myrrhis odorata Species 0.000 description 1
- 235000007265 Myrrhis odorata Nutrition 0.000 description 1
- 235000012550 Pimpinella anisum Nutrition 0.000 description 1
- 102000001708 Protein Isoforms Human genes 0.000 description 1
- 108010029485 Protein Isoforms Proteins 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000002547 anomalous effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000002844 continuous effect Effects 0.000 description 1
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- 230000001066 destructive effect Effects 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
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- 230000001747 exhibiting effect Effects 0.000 description 1
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- 238000009413 insulation Methods 0.000 description 1
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- 238000002955 isolation Methods 0.000 description 1
- 229910000402 monopotassium phosphate Inorganic materials 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- PJNZPQUBCPKICU-UHFFFAOYSA-N phosphoric acid;potassium Chemical compound [K].OP(O)(O)=O PJNZPQUBCPKICU-UHFFFAOYSA-N 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 235000015961 tonic Nutrition 0.000 description 1
- 230000001256 tonic effect Effects 0.000 description 1
- 229960000716 tonics Drugs 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3136—Digital deflection, i.e. optical switching in an optical waveguide structure of interferometric switch type
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
- G02F1/31—Digital deflection, i.e. optical switching
- G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
- G02F1/3132—Digital deflection, i.e. optical switching in an optical waveguide structure of directional coupler type
- G02F1/3135—Vertical 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Integrated Circuits (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US801483 | 1991-12-02 | ||
| US07/801,483 US5202941A (en) | 1991-12-02 | 1991-12-02 | Four section optical coupler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05241206A JPH05241206A (ja) | 1993-09-21 |
| JP3272064B2 true JP3272064B2 (ja) | 2002-04-08 |
Family
ID=25181225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP32065292A Expired - Lifetime JP3272064B2 (ja) | 1991-12-02 | 1992-11-30 | ４セクション光結合器 |
Country Status (6)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5293439A (en) * | 1991-11-12 | 1994-03-08 | Sumitomo Metal Mining Co., Ltd. | Integrated optical circuit for fiber-optics gyroscopes |
| JPH07318986A (ja) * | 1994-05-25 | 1995-12-08 | Nec Corp | 導波路型光スイッチ |
| US5495544A (en) * | 1995-03-22 | 1996-02-27 | Minnesota Mining And Manufacturing Company | Polarization-independent electro-optically switched directional coupler |
| US6094516A (en) * | 1995-04-03 | 2000-07-25 | Nolting; Hans-Peter | Digital optical switch |
| US6493473B1 (en) | 1999-08-03 | 2002-12-10 | Uniphase Telecommunciations Products, Inc. | Method and apparatus for providing transformation of the polarization of light |
| AU2666401A (en) * | 1999-11-23 | 2001-06-04 | Corning O.T.I. S.P.A. | Optical switching device |
| US6487326B1 (en) | 1999-11-29 | 2002-11-26 | Board Of Regents, The University Of Texas System | Thin film fiber optic electrode sensor array and apparatus |
| US6842569B2 (en) * | 2000-05-17 | 2005-01-11 | Eospace, Inc. | Polarization independent broad wavelength band optical switches/modulators |
| US20040062465A1 (en) * | 2002-10-01 | 2004-04-01 | Woodley Bruce Robert | Apparatus and method for measuring optical power as a function of wavelength |
| JP3823193B1 (ja) * | 2005-07-08 | 2006-09-20 | 学校法人慶應義塾 | 多モード干渉導波路型光スイッチ |
| US10663660B2 (en) * | 2018-01-25 | 2020-05-26 | Poet Technologies, Inc. | Optical dielectric waveguide subassembly structures |
| US10747085B1 (en) * | 2019-07-05 | 2020-08-18 | PsiQuantum Corp. | Optical switches based on induced optical loss |
| US11181693B1 (en) * | 2020-10-21 | 2021-11-23 | Globalfoundries U.S. Inc. | Polarization-insensitive directional couplers |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2421285A1 (de) * | 1974-05-02 | 1975-11-13 | Siemens Ag | Integrierter optischer modulator |
| US4262993A (en) * | 1980-01-11 | 1981-04-21 | The United States Of America As Represented By The Secretary Of The Navy | Electrooptically balanced alternating Δβ switch |
| DE3138980A1 (de) * | 1981-09-30 | 1983-04-14 | Siemens AG, 1000 Berlin und 8000 München | Als schalter dienender richtungskoppler fuer optische signale |
| US4711515A (en) * | 1984-05-29 | 1987-12-08 | American Telephone And Telegraph Company, At&T Bell Laboratories | Electrooptic polarization multiplexer/demultiplexer |
| SE450173B (sv) * | 1985-08-15 | 1987-06-09 | Ericsson Telefon Ab L M | Polarisationsoberoende elektrooptisk omkopplare |
| DE3789038D1 (de) * | 1986-09-18 | 1994-03-24 | Siemens Ag | Anordnung zur Polarisationskontrolle, insbesondere für einen optischen Heterodyn- oder Homodynempfänger. |
| EP0260595B1 (de) * | 1986-09-18 | 1993-03-10 | Siemens Aktiengesellschaft | Anordnung zur kontinierlichen, rücksetzfreien Polarisations- und Phasenkontrolle |
| DE3883492T2 (de) * | 1987-11-20 | 1993-12-23 | Ericsson Telefon Ab L M | Verfahren zur Anordnung eines polarisationsrichtenden optoelektronischen Schalters und ein Schalter dafür. |
| DE3833414A1 (de) * | 1988-10-01 | 1990-04-05 | Czinki Laszlo | Gittermatten-laermschutzwand |
-
1991
- 1991-12-02 US US07/801,483 patent/US5202941A/en not_active Expired - Lifetime
-
1992
- 1992-11-11 SE SE9203371A patent/SE9203371L/ not_active Application Discontinuation
- 1992-11-23 GB GB9224590A patent/GB2262162B/en not_active Expired - Fee Related
- 1992-11-30 JP JP32065292A patent/JP3272064B2/ja not_active Expired - Lifetime
- 1992-11-30 FR FR9214377A patent/FR2684457A1/fr active Granted
- 1992-12-02 DE DE4240548A patent/DE4240548A1/de not_active Withdrawn
Non-Patent Citations (1)
| Title |
|---|
| Ｍ．Ｌ．ＦＡＲＷＥＬＬ，ｅｔ．ａｌ．，Ａｎ Ｅｌｅｃｔｒｏｏｐｔｉｃ Ｉｎｔｅｎｓｉｔｙ Ｍｏｄｕｌａｔｏｒ ｗｉｔｈ Ｉｍｐｒｏｖｅｄ Ｌｉｎｅａｒｉｔｙ，ＩＥＥＥ ＰＨＯＴＯＮＩＣＳ ＴＥＣＨＮＯＬＯＧＹ ＬＥＴＴＥＲＳ，Ｖｏｌ．３，Ｎｏ．９，ｐｐ．７９２−７９５ |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2684457B1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1994-07-13 |
| FR2684457A1 (fr) | 1993-06-04 |
| GB2262162A (en) | 1993-06-09 |
| JPH05241206A (ja) | 1993-09-21 |
| SE9203371D0 (sv) | 1992-11-11 |
| US5202941A (en) | 1993-04-13 |
| GB2262162B (en) | 1995-06-21 |
| SE9203371L (sv) | 1993-06-03 |
| GB9224590D0 (en) | 1993-01-13 |
| DE4240548A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1993-06-03 |
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