DE69713740D1 - Optische vorrichtung - Google Patents
Optische vorrichtungInfo
- Publication number
- DE69713740D1 DE69713740D1 DE69713740T DE69713740T DE69713740D1 DE 69713740 D1 DE69713740 D1 DE 69713740D1 DE 69713740 T DE69713740 T DE 69713740T DE 69713740 T DE69713740 T DE 69713740T DE 69713740 D1 DE69713740 D1 DE 69713740D1
- Authority
- DE
- Germany
- Prior art keywords
- optical device
- optical
- 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 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
- G02B6/02—Optical fibres with cladding with or without a coating
- G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
- G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
- G02B6/02195—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for tuning the grating
- G02B6/022—Refractive index modulation gratings, e.g. Bragg gratings characterised by means for tuning the grating using mechanical stress, e.g. tuning by compression or elongation, special geometrical shapes such as "dog-bone" or taper
-
- 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
- G02B6/29304—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 diffraction, e.g. grating
- G02B6/29316—Light guides comprising a diffractive element, e.g. grating in or on the light guide such that diffracted light is confined in the light guide
- G02B6/29317—Light guides of the optical fibre type
- G02B6/29322—Diffractive elements of the tunable type
-
- 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
- G02B6/29392—Controlling dispersion
- G02B6/29394—Compensating wavelength dispersion
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4246—Bidirectionally operating package structures
-
- 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
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4219—Mechanical fixtures for holding or positioning the elements relative to each other in the couplings; Alignment methods for the elements, e.g. measuring or observing methods especially used therefor
- G02B6/422—Active alignment, i.e. moving the elements in response to the detected degree of coupling or position of the elements
- G02B6/4226—Positioning means for moving the elements into alignment, e.g. alignment screws, deformation of the mount
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9600947A GB2309317A (en) | 1996-01-17 | 1996-01-17 | Optical fibre device |
PCT/GB1997/000113 WO1997026581A1 (en) | 1996-01-17 | 1997-01-15 | Optical device |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69713740D1 true DE69713740D1 (de) | 2002-08-08 |
DE69713740T2 DE69713740T2 (de) | 2003-02-27 |
Family
ID=10787162
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69713740T Expired - Lifetime DE69713740T2 (de) | 1996-01-17 | 1997-01-15 | Optische vorrichtung |
Country Status (12)
Country | Link |
---|---|
US (1) | US6345134B1 (de) |
EP (1) | EP0875019B1 (de) |
AR (1) | AR005644A1 (de) |
AT (1) | ATE220218T1 (de) |
AU (1) | AU713500B2 (de) |
BR (1) | BR9707291A (de) |
CA (1) | CA2243492C (de) |
DE (1) | DE69713740T2 (de) |
ES (1) | ES2180918T3 (de) |
GB (1) | GB2309317A (de) |
NZ (1) | NZ325436A (de) |
WO (1) | WO1997026581A1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100294540B1 (ko) | 1997-12-31 | 2001-07-12 | 윤종용 | 가변형처핑격자 |
US6356684B1 (en) * | 2000-04-14 | 2002-03-12 | General Dynamics Advanced Technology Systems, Inc. | Adjustable optical fiber grating dispersion compensators |
US6696682B1 (en) * | 2001-03-13 | 2004-02-24 | Optech Ventures, Llc | Optical signal active tracking using tunable FBG |
US6760519B2 (en) | 2001-06-28 | 2004-07-06 | Corning Incorporated | Optical device for compensating chromatic dispersion |
CN1653368A (zh) * | 2002-03-18 | 2005-08-10 | 连续光子学有限公司 | 光开关的多轴控制系统 |
US7105982B1 (en) | 2003-03-26 | 2006-09-12 | Polatis Photonics, Inc. | System for optimal energy harvesting and storage from an electromechanical transducer |
CN101408458A (zh) * | 2003-03-31 | 2009-04-15 | 佐勒技术公司 | 监视与控制燃烧过程的方法与设备 |
US6788851B1 (en) | 2003-07-01 | 2004-09-07 | 3M Innovative Properties Company | Apparatus and method for adjusting the spectral response of an optical waveguide grating |
US6990274B2 (en) * | 2003-07-01 | 2006-01-24 | 3M Innovative Properties Company | Apparatus and method for adjusting the spectral response of an optical waveguide grating |
US7006731B2 (en) * | 2003-07-01 | 2006-02-28 | 3M Innovative Properties Company | Apparatus and method for adjusting the spectral response of an optical waveguide grating |
US7787728B2 (en) * | 2004-03-31 | 2010-08-31 | Zolo Technologies, Inc. | Optical mode noise averaging device |
US7313295B2 (en) * | 2005-02-23 | 2007-12-25 | Polatis Photonics, Inc. | Method and apparatus for variable optical attenuation for an optical switch |
US8544279B2 (en) * | 2005-11-04 | 2013-10-01 | Zolo Technologies, Inc. | Method and apparatus for spectroscopic measurements in the combustion zone of a gas turbine engine |
AU2010203674B2 (en) | 2009-01-09 | 2014-09-25 | Onpoint Technologies, Llc | Method and apparatus for monitoring combustion properties in an interior of a boiler |
WO2011019755A1 (en) | 2009-08-10 | 2011-02-17 | Zolo Technologies, Inc. | Mitigation of optical signal noise using a multimode transmit fiber |
CA2871072C (en) | 2012-04-19 | 2020-07-14 | Zolo Technologies, Inc. | In-furnace retro-reflectors with steerable tunable diode laser absorption spectrometer |
AU2015370309B2 (en) | 2014-12-23 | 2021-06-10 | Onpoint Technologies, Llc | TDLAS architecture for widely spaced wavelengths |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4703287A (en) * | 1985-08-22 | 1987-10-27 | United Technologies Corporation | Phase modulator for fiber-optic sensors |
GB9119734D0 (en) * | 1991-09-16 | 1991-10-30 | British Telecomm | Optical grating device |
US5459801A (en) * | 1993-10-29 | 1995-10-17 | Rutgers University | Coupler used to fabricate add-drop devices, dispersion compensators, amplifiers, oscillators, superluminescent devices, and communications systems |
CA2134958C (en) * | 1994-11-02 | 2004-10-12 | Raymond Massey Measures | Apparatus and method of bragg intra-grating strain control |
US5991483A (en) * | 1998-02-10 | 1999-11-23 | Lucent Technologies Inc. | Optical fiber grating packages |
US6192177B1 (en) * | 1998-07-17 | 2001-02-20 | Lucent Technologies Inc. | Electrically modifiable optical grating devices |
US6111999A (en) * | 1998-09-24 | 2000-08-29 | Lucent Technologies Inc. | Fiber device having variable refractive index region proximal the core |
-
1996
- 1996-01-17 GB GB9600947A patent/GB2309317A/en not_active Withdrawn
-
1997
- 1997-01-15 DE DE69713740T patent/DE69713740T2/de not_active Expired - Lifetime
- 1997-01-15 US US09/101,732 patent/US6345134B1/en not_active Expired - Lifetime
- 1997-01-15 AT AT97900360T patent/ATE220218T1/de not_active IP Right Cessation
- 1997-01-15 WO PCT/GB1997/000113 patent/WO1997026581A1/en active IP Right Grant
- 1997-01-15 EP EP97900360A patent/EP0875019B1/de not_active Expired - Lifetime
- 1997-01-15 CA CA002243492A patent/CA2243492C/en not_active Expired - Lifetime
- 1997-01-15 BR BR9707291-5A patent/BR9707291A/pt not_active Application Discontinuation
- 1997-01-15 ES ES97900360T patent/ES2180918T3/es not_active Expired - Lifetime
- 1997-01-15 AU AU13940/97A patent/AU713500B2/en not_active Expired
- 1997-01-15 NZ NZ325436A patent/NZ325436A/en not_active IP Right Cessation
- 1997-01-17 AR ARP970100181A patent/AR005644A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
AU713500B2 (en) | 1999-12-02 |
GB9600947D0 (en) | 1996-03-20 |
WO1997026581A1 (en) | 1997-07-24 |
NZ325436A (en) | 1998-09-24 |
AU1394097A (en) | 1997-08-11 |
EP0875019B1 (de) | 2002-07-03 |
AR005644A1 (es) | 1999-07-14 |
GB2309317A (en) | 1997-07-23 |
CA2243492C (en) | 2005-07-05 |
ATE220218T1 (de) | 2002-07-15 |
DE69713740T2 (de) | 2003-02-27 |
BR9707291A (pt) | 1999-12-28 |
EP0875019A1 (de) | 1998-11-04 |
CA2243492A1 (en) | 1997-07-24 |
ES2180918T3 (es) | 2003-02-16 |
US6345134B1 (en) | 2002-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PIRELLI S.P.A., MAILAND/MILANO, IT |