JP2014530388A - 損失が低減された共振器 - Google Patents
損失が低減された共振器 Download PDFInfo
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- JP2014530388A JP2014530388A JP2014535028A JP2014535028A JP2014530388A JP 2014530388 A JP2014530388 A JP 2014530388A JP 2014535028 A JP2014535028 A JP 2014535028A JP 2014535028 A JP2014535028 A JP 2014535028A JP 2014530388 A JP2014530388 A JP 2014530388A
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- resonator
- substrate
- refractive index
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- low refractive
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- 239000000758 substrate Substances 0.000 claims abstract description 62
- 230000005670 electromagnetic radiation Effects 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 19
- 238000010521 absorption reaction Methods 0.000 claims description 15
- 238000005253 cladding Methods 0.000 claims description 15
- GPXJNWSHGFTCBW-UHFFFAOYSA-N Indium phosphide Chemical compound [In]#P GPXJNWSHGFTCBW-UHFFFAOYSA-N 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 description 10
- 238000005530 etching Methods 0.000 description 7
- 239000002019 doping agent Substances 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001451 molecular beam epitaxy Methods 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Images
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
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29379—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means characterised by the function or use of the complete device
- G02B6/29389—Bandpass filtering, e.g. 1x1 device rejecting or passing certain wavelengths
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/12—Generating the spectrum; Monochromators
- G01J3/26—Generating the spectrum; Monochromators using multiple reflection, e.g. Fabry-Perot interferometer, variable interference filters
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
-
- 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
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29331—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by evanescent wave coupling
- G02B6/29335—Evanescent coupling to a resonator cavity, i.e. between a waveguide mode and a resonant mode of the cavity
- G02B6/29338—Loop resonators
- G02B6/29341—Loop resonators operating in a whispering gallery mode evanescently coupled to a light guide, e.g. sphere or disk or cylinder
Abstract
Description
Claims (13)
- 基板と、
前記基板上にあり、各々が電磁放射の所定波長で共振する少なくとも1つの共振器と、
前記基板上にあり、前記少なくとも1つの共振器に結合され、前記電磁放射を前記少なくとも1つの共振器に導くための導波路と、
前記少なくとも1つの共振器の各々と前記基板との間にあり、前記少なくとも1つの共振器の材料より低い屈折率を有する低屈折率領域と
を備えるデバイス。 - 前記少なくとも1つの共振器の各々は、前記所定波長の電磁放射が前記少なくとも1つの共振器の外周に隣接する領域に集まるウィスパリングギャラリー共振モードを維持するよう構成され、
前記少なくとも1つの共振器の各々の前記低屈折率領域は、前記電磁放射が集まる前記領域の幅に対応する幅を有する請求項1に記載のデバイス。 - 前記低屈折率領域は、前記少なくとも1つの共振器と前記基板との間のエアギャップである請求項1または2に記載のデバイス。
- 前記基板上にあり、前記少なくとも1つの共振器を支持し、前記エアギャップに対して横方向に隣接する支持層
をさらに備える請求項3に記載のデバイス。 - 前記基板および前記支持層は、両方ともリン化インジウムInPで形成される請求項4に記載のデバイス。
- 前記基板上にあり、前記基板と前記低屈折率領域との間にあるエッチング停止層
をさらに備える請求項3から5のいずれか一項に記載のデバイス。 - 前記低屈折率領域は、前記少なくとも1つの共振器と前記基板との間に誘電体層を備える請求項1または2に記載のデバイス。
- 前記少なくとも1つの共振器は、
第1のバンドギャップを有する第1のクラッド層と、
前記第1のクラッド層の上にある吸収層と、
第2のバンドギャップを有し、前記吸収層上に配置される第2のクラッド層と
を含み、
前記吸収層は、前記第1のバンドギャップおよび前記第2のバンドギャップより低いバンドギャップを有し、
前記吸収層の前記バンドギャップは、前記少なくとも1つの共振器に結合された電磁放射が前記吸収層に吸収されるように選択され、
前記低屈折率領域は、前記基板と前記第1のクラッド層との間に、前記第1のクラッド層に隣接して配置される請求項1から7のいずれか一項に記載のデバイス。 - 前記低屈折率領域は、環状である請求項1から8のいずれか一項に記載のデバイス。
- 前記デバイスは、電磁放射の複数の所定波長を検出するスペクトロメータであり、
前記デバイスは、前記複数の所定波長のうちの異なる1つの波長で共振するように各々構成された複数の共振器を備える請求項1から9のいずれか一項に記載のデバイス。 - 前記導波路は、前記少なくとも1つの共振器と横方向に隣接して配置され、前記少なくとも1つの共振器に側面結合されている請求項1から10のいずれか一項に記載のデバイス。
- 前記導波路が、前記少なくとも1つの共振器に接続されている請求項1から11のいずれか一項に記載のデバイス。
- 基板と、前記基板上にある共振器と、前記基板上にあり、前記共振器に結合され、前記共振器に電磁放射を導くための導波路とを備え、前記共振器が前記電磁放射の所定波長で共振し、低屈折率領域が前記共振器の材料より低い屈折率を有するデバイスにおける、前記共振器からの損失を低減するための、前記共振器と前記基板との間にある前記低屈折率領域の使用。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP20110275126 EP2581771A1 (en) | 2011-10-14 | 2011-10-14 | Resonator with reduced losses |
EP11275126.8 | 2011-10-14 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2014530388A true JP2014530388A (ja) | 2014-11-17 |
Family
ID=46980997
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014535028A Pending JP2014530388A (ja) | 2011-10-14 | 2012-10-09 | 損失が低減された共振器 |
Country Status (10)
Country | Link |
---|---|
US (1) | US9335479B2 (ja) |
EP (2) | EP2581771A1 (ja) |
JP (1) | JP2014530388A (ja) |
KR (1) | KR102033398B1 (ja) |
CN (1) | CN103988104B (ja) |
AU (1) | AU2012323095B2 (ja) |
CA (1) | CA2856650C (ja) |
MY (1) | MY170767A (ja) |
SG (1) | SG11201401491QA (ja) |
WO (1) | WO2013053700A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104238009B (zh) * | 2014-09-12 | 2017-07-18 | 北京大学 | 利用模式耦合的非互易性实现光隔离的方法及光隔离器 |
CN106646738B (zh) * | 2017-01-16 | 2019-02-01 | 电子科技大学 | 一种光子态与微波量子态转换器 |
CN109001158B (zh) * | 2018-06-22 | 2020-10-02 | 东南大学 | 一种基于双内齿轮环形腔的纳米传感器 |
Citations (12)
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2011
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-
2012
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- 2012-10-09 KR KR1020147012932A patent/KR102033398B1/ko active IP Right Grant
- 2012-10-09 SG SG11201401491QA patent/SG11201401491QA/en unknown
- 2012-10-09 AU AU2012323095A patent/AU2012323095B2/en not_active Ceased
- 2012-10-09 EP EP12769137.6A patent/EP2766756B1/en not_active Not-in-force
- 2012-10-09 CN CN201280061656.3A patent/CN103988104B/zh not_active Expired - Fee Related
- 2012-10-09 JP JP2014535028A patent/JP2014530388A/ja active Pending
- 2012-10-09 US US14/351,833 patent/US9335479B2/en active Active
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- 2012-10-09 CA CA2856650A patent/CA2856650C/en not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
---|---|
AU2012323095A1 (en) | 2014-07-03 |
CN103988104B (zh) | 2017-09-19 |
EP2581771A1 (en) | 2013-04-17 |
US20150124251A1 (en) | 2015-05-07 |
CN103988104A (zh) | 2014-08-13 |
CA2856650C (en) | 2019-09-24 |
WO2013053700A1 (en) | 2013-04-18 |
AU2012323095B2 (en) | 2015-04-23 |
KR102033398B1 (ko) | 2019-10-17 |
CA2856650A1 (en) | 2013-04-18 |
KR20140108220A (ko) | 2014-09-05 |
SG11201401491QA (en) | 2014-08-28 |
EP2766756B1 (en) | 2018-08-08 |
EP2766756A1 (en) | 2014-08-20 |
MY170767A (en) | 2019-08-28 |
US9335479B2 (en) | 2016-05-10 |
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