KR930004971B1 - 전자기 에너지파 유도장치 - Google Patents
전자기 에너지파 유도장치 Download PDFInfo
- Publication number
- KR930004971B1 KR930004971B1 KR1019890014791A KR890014791A KR930004971B1 KR 930004971 B1 KR930004971 B1 KR 930004971B1 KR 1019890014791 A KR1019890014791 A KR 1019890014791A KR 890014791 A KR890014791 A KR 890014791A KR 930004971 B1 KR930004971 B1 KR 930004971B1
- Authority
- KR
- South Korea
- Prior art keywords
- waveguide
- electromagnetic
- wave
- energy
- substrate
- 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 - Fee Related
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
-
- 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
- G02F1/3137—Digital deflection, i.e. optical switching in an optical waveguide structure with intersecting or branching waveguides, e.g. X-switches and Y-junctions
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
- G01C19/58—Turn-sensitive devices without moving masses
- G01C19/64—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams
- G01C19/72—Gyrometers using the Sagnac effect, i.e. rotation-induced shifts between counter-rotating electromagnetic beams with counter-rotating light beams in a passive ring, e.g. fibre laser gyrometers
- G01C19/721—Details, e.g. optical or electronical details
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Nonlinear Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Integrated Circuits (AREA)
- Gyroscopes (AREA)
Abstract
Description
Claims (4)
- 전자기 에너지파를 유도하기 위한 장치에 있어서, 전자기파를 유도하는 도파관(82)를 갖고 있는 기판 매질(80), 상기 전자기파가 상기 도파관(82) 외부로 방출되는 곳이며 상기 도파관(82)의 가지들이 결합되어 있는 Y접합부(136, 138) 및 상기 도파관(82)로부터 외부로 상기 Y접합부에서 방사된 전자기파(88)을 주변기판 매질(80) 내로 흡수하기 위해 기판 매질 내에 배치된 수단(84)를 포함하는 것을 특징으로 하는 전자기 에너지파 유도 장치.
- 전자기 에너지파를 유도하기 위한 장치에 있어서, 전자기파를 유도하는 도파관(82)를 갖고 있는 기판 매질(80), 상기 전자기파가 상기 도파관(82) 외부로 방출되는 곳이며 상기 도파관(82)의 가지들이 결합되어 있는 Y접합부(136, 138) 및 상기 도파관(82)로부터 외부로 상기 Y접합부에서 방사된 전자기파(88)을 일부가 도파관(82)로 재결합될때 도파관을 따라 유도된 전자기파의 특성과 상기 도파관으로 재결합되는 전자기파의 특성을 구별하기 위해 기판(80) 내에 배치된 수단(120,122 : 104)를 포함하는 것을 특징으로 하는 전자기 에너지파 유도 장치.
- 제2항에 있어서, 상기 전자기파 구별 수단은 상기 도파관(82)를 따라 유도되는 전지가파와 상기 Y접합부에서 방사된 저자기파의 일부가 재결합될 때 서로 구별될 수 있게 상기 도파관을 따라 유도되는 전자기파의 주파수를 기준하여 상기 방사된 전자기파의 주파수를 변화시키는 주파수 변조기(120, 122)인 것을 특징으로 하는 전자기 에너지파 유도 장치.
- 제2항에 있어서, 상기 전자기파 구별 수단은 상기 도파관(82)를 따라 유도되는 전지가파와 상기 Y접합부에서 방사된 전자기파의 일부가 재결합될 때 서로 구별될 수 있게 상기 도파관을 따라 유도되는 전자기파의 주파수를 기준하여 상기 방사된 전자기파의 주파수를 변화시키는 주파수 변조기(104)인 것을 특징으로 하는 전자기 에너지파 유도 장치.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US257,749 | 1988-10-14 | ||
| US07/257,749 US4938594A (en) | 1988-10-14 | 1988-10-14 | Asymmetric |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR900006799A KR900006799A (ko) | 1990-05-08 |
| KR930004971B1 true KR930004971B1 (ko) | 1993-06-11 |
Family
ID=22977586
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019890014791A Expired - Fee Related KR930004971B1 (ko) | 1988-10-14 | 1989-10-13 | 전자기 에너지파 유도장치 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4938594A (ko) |
| JP (1) | JP2652447B2 (ko) |
| KR (1) | KR930004971B1 (ko) |
| CA (1) | CA1311821C (ko) |
| DE (1) | DE3929999C2 (ko) |
| FR (1) | FR2637975B1 (ko) |
| GB (1) | GB2223860B (ko) |
Families Citing this family (29)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4991926A (en) * | 1990-04-06 | 1991-02-12 | Litton Systems, Inc. | Integrated optics decorrelator |
| JP2631902B2 (ja) * | 1990-04-20 | 1997-07-16 | 日本航空電子工業 株式会社 | 光集積回路 |
| US5214487A (en) * | 1990-05-11 | 1993-05-25 | Litton Systems, Inc. | Fiber optic gyro |
| US5157461A (en) * | 1990-06-14 | 1992-10-20 | Smiths Industries Aerospace & Defense Systems Inc. | Interface configuration for rate sensor apparatus |
| USRE35516E (en) * | 1990-07-27 | 1997-05-20 | Lucent Technologies Inc. | Adiabatic reflection Y-coupler apparatus |
| US5293439A (en) * | 1991-11-12 | 1994-03-08 | Sumitomo Metal Mining Co., Ltd. | Integrated optical circuit for fiber-optics gyroscopes |
| FR2686411B1 (fr) * | 1992-01-17 | 1997-03-14 | Commissariat Energie Atomique | Gyrometre optique a effet sagnac en structure completement integree. |
| US5475772A (en) * | 1994-06-02 | 1995-12-12 | Honeywell Inc. | Spatial filter for improving polarization extinction ratio in a proton exchange wave guide device |
| FR2748573B1 (fr) * | 1996-05-10 | 1998-06-05 | Commissariat Energie Atomique | Filtre en optique integree |
| US5847865A (en) * | 1997-02-18 | 1998-12-08 | Regents Of The University Of Minnesota | Waveguide optical amplifier |
| CA2240117A1 (en) * | 1997-07-23 | 1999-01-23 | Litton Systems, Inc. | Absorbing coating of optical media to prevent reflection, transmission and scatter |
| KR100269173B1 (ko) * | 1997-09-12 | 2000-10-16 | 윤종용 | 손실흡수를위한광도파로소자및그제작방법 |
| JP2001035653A (ja) | 1999-07-21 | 2001-02-09 | Nec Corp | 有機elパネルとそのフィルタ |
| JP4161498B2 (ja) * | 1999-12-28 | 2008-10-08 | コニカミノルタホールディングス株式会社 | 光モジュールの製造方法 |
| DE10021940A1 (de) * | 2000-05-05 | 2001-11-15 | Instr Systems Optische Messtec | Vorrichtung und Verfahren zum Übertragen von Licht über eine Dickkern-Faser |
| DE10253440A1 (de) * | 2002-11-12 | 2004-05-27 | Infineon Technologies Ag | Planare optische Schaltung |
| FR2889587B1 (fr) * | 2005-08-08 | 2008-02-22 | Univ Grenoble 1 | Spectrographie a onde contra-propagative |
| DE102009054040A1 (de) * | 2009-11-20 | 2011-05-26 | Northrop Grumman Litef Gmbh | Integrierter optischer Phasenmodulator für ein faseroptisches Interferometer und Verfahren zur Herstellung eines integrierten optischen Phasenmodulators für ein faseroptisches Interferometer |
| FR2986623B1 (fr) | 2012-02-07 | 2016-11-25 | Ixblue | Circuit optique integre a reflexion primaire attenuee |
| CN102607550A (zh) * | 2012-03-09 | 2012-07-25 | 中国科学院半导体研究所 | 光纤陀螺用集成光学收发模块 |
| CN103869414A (zh) * | 2014-04-08 | 2014-06-18 | 中国电子科技集团公司第四十四研究所 | 新型双y波导集成光学器件及其制作方法 |
| US11320267B2 (en) | 2017-03-23 | 2022-05-03 | Kvh Industries, Inc. | Integrated optic wavemeter and method for fiber optic gyroscopes scale factor stabilization |
| KR20200060718A (ko) | 2017-09-15 | 2020-06-01 | 케이브이에이치 인더스트리즈, 인코포레이티드 | 광자 집적 회로의 도파관에 광섬유의 자기 정렬 연결을 위한 방법 및 장치 |
| KR20210084492A (ko) | 2018-10-11 | 2021-07-07 | 케이브이에이치 인더스트리즈, 인코포레이티드 | 광 집적 회로, 섬유광 자이로스코프, 및 그 제조 방법 |
| JP2022505829A (ja) | 2018-10-31 | 2022-01-14 | ケーブイエイチ インダストリーズ インク | フォトニック集積回路における迷光の制御及び抑制のための方法及び装置 |
| US11353655B2 (en) | 2019-05-22 | 2022-06-07 | Kvh Industries, Inc. | Integrated optical polarizer and method of making same |
| US10921682B1 (en) | 2019-08-16 | 2021-02-16 | Kvh Industries, Inc. | Integrated optical phase modulator and method of making same |
| US12352571B2 (en) | 2021-08-11 | 2025-07-08 | Emcore Corporation | In-situ residual intensity noise measurement method and system |
| US12352574B2 (en) | 2021-11-30 | 2025-07-08 | Emcore Corporation | Multi-axis fiber optic gyroscope photonic integrated circuit for inertial measurement units and inertial navigation systems |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2492116A1 (fr) * | 1980-10-10 | 1982-04-16 | Thomson Csf | Jonction optique hybride et application a un dispositif interferometrique en anneau |
| US4372642A (en) * | 1980-11-25 | 1983-02-08 | The United States Of America As Represented By The Secretary Of The Navy | Multiple thin film absorption of reflected substrate modes in waveguide system |
| JPS5919907A (ja) * | 1982-07-26 | 1984-02-01 | Toshiba Corp | 光導波路装置 |
| DE3542614A1 (de) * | 1985-12-03 | 1987-06-04 | Licentia Gmbh | Verfahren zur daempfung von optischen substratwellen in einem integriert optischen bauelement |
-
1988
- 1988-10-14 US US07/257,749 patent/US4938594A/en not_active Expired - Lifetime
-
1989
- 1989-07-19 CA CA000606111A patent/CA1311821C/en not_active Expired - Fee Related
- 1989-07-21 GB GB8916655A patent/GB2223860B/en not_active Expired - Fee Related
- 1989-08-08 FR FR898910685A patent/FR2637975B1/fr not_active Expired - Lifetime
- 1989-09-07 JP JP1230592A patent/JP2652447B2/ja not_active Expired - Fee Related
- 1989-09-08 DE DE3929999A patent/DE3929999C2/de not_active Expired - Fee Related
- 1989-10-13 KR KR1019890014791A patent/KR930004971B1/ko not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| FR2637975A1 (fr) | 1990-04-20 |
| DE3929999C2 (de) | 1997-03-27 |
| KR900006799A (ko) | 1990-05-08 |
| JPH02257107A (ja) | 1990-10-17 |
| FR2637975B1 (fr) | 1994-03-04 |
| GB8916655D0 (en) | 1989-09-06 |
| DE3929999A1 (de) | 1990-04-19 |
| GB2223860A (en) | 1990-04-18 |
| GB2223860B (en) | 1992-10-28 |
| CA1311821C (en) | 1992-12-22 |
| US4938594A (en) | 1990-07-03 |
| JP2652447B2 (ja) | 1997-09-10 |
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