EP1060427A4 - Grilles de diffraction composites pour traitement de signaux et applications de guides optiques - Google Patents
Grilles de diffraction composites pour traitement de signaux et applications de guides optiquesInfo
- Publication number
- EP1060427A4 EP1060427A4 EP99901373A EP99901373A EP1060427A4 EP 1060427 A4 EP1060427 A4 EP 1060427A4 EP 99901373 A EP99901373 A EP 99901373A EP 99901373 A EP99901373 A EP 99901373A EP 1060427 A4 EP1060427 A4 EP 1060427A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- signal processing
- diffraction gratings
- optical control
- control applications
- composite diffraction
- 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.)
- Withdrawn
Links
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
- G02B6/29304—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
- G02B6/29305—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 as bulk element, i.e. free space arrangement external to a light guide
- G02B6/29311—Diffractive element operating in transmission
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
- G02B5/1814—Diffraction gratings structurally combined with one or more further optical elements, e.g. lenses, mirrors, prisms or other diffraction gratings
- G02B5/1819—Plural gratings positioned on the same surface, e.g. array of gratings
-
- 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
- G02B6/12007—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 forming wavelength selective elements, e.g. multiplexer, demultiplexer
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/88—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters
- G06V10/89—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators
- G06V10/893—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators characterised by the kind of filter
- G06V10/895—Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators characterised by the kind of filter the filter being related to phase processing, e.g. phase-only filters
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/005—Optical Code Multiplex
-
- 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
- G02B2006/12083—Constructional arrangements
- G02B2006/12107—Grating
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optical Communication System (AREA)
- Optical Integrated Circuits (AREA)
- Diffracting Gratings Or Hologram Optical Elements (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US7068498P | 1998-01-07 | 1998-01-07 | |
US70684P | 1998-01-07 | ||
PCT/US1999/000425 WO1999035523A1 (fr) | 1998-01-07 | 1999-01-07 | Grilles de diffraction composites pour traitement de signaux et applications de guides optiques |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1060427A1 EP1060427A1 (fr) | 2000-12-20 |
EP1060427A4 true EP1060427A4 (fr) | 2006-01-25 |
Family
ID=22096778
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99901373A Withdrawn EP1060427A4 (fr) | 1998-01-07 | 1999-01-07 | Grilles de diffraction composites pour traitement de signaux et applications de guides optiques |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1060427A4 (fr) |
JP (1) | JP2002501213A (fr) |
KR (1) | KR20010033934A (fr) |
CA (1) | CA2317784A1 (fr) |
WO (1) | WO1999035523A1 (fr) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6987911B2 (en) | 2000-03-16 | 2006-01-17 | Lightsmyth Technologies, Inc. | Multimode planar waveguide spectral filter |
US6965464B2 (en) | 2000-03-16 | 2005-11-15 | Lightsmyth Technologies Inc | Optical processor |
USRE42407E1 (en) | 2000-03-16 | 2011-05-31 | Steyphi Services De Llc | Distributed optical structures with improved diffraction efficiency and/or improved optical coupling |
US6879441B1 (en) | 2000-03-16 | 2005-04-12 | Thomas Mossberg | Holographic spectral filter |
USRE41570E1 (en) | 2000-03-16 | 2010-08-24 | Greiner Christoph M | Distributed optical structures in a planar waveguide coupling in-plane and out-of-plane optical signals |
USRE42206E1 (en) | 2000-03-16 | 2011-03-08 | Steyphi Services De Llc | Multiple wavelength optical source |
US7773842B2 (en) | 2001-08-27 | 2010-08-10 | Greiner Christoph M | Amplitude and phase control in distributed optical structures |
FR2814548B1 (fr) * | 2000-09-26 | 2003-02-21 | Jobin Yvon S A | Procede optique de diffraction de la lumiere, systeme optique et dispositif correspondants |
FR2822241B1 (fr) * | 2001-03-15 | 2003-08-22 | Teem Photonics | Structure guidante permettant de transformer un mode de propagation de profil de type gaussien en un mode de propagation de profil de type elargi |
WO2004057376A2 (fr) | 2002-12-17 | 2004-07-08 | Lightsmyth Technologies Incorporated | Dispositif de multiplexage optique |
US7260290B1 (en) | 2003-12-24 | 2007-08-21 | Lightsmyth Technologies Inc | Distributed optical structures exhibiting reduced optical loss |
US7181103B1 (en) | 2004-02-20 | 2007-02-20 | Lightsmyth Technologies Inc | Optical interconnect structures incorporating sets of diffractive elements |
US7120334B1 (en) | 2004-08-25 | 2006-10-10 | Lightsmyth Technologies Inc | Optical resonator formed in a planar optical waveguide with distributed optical structures |
US7327908B1 (en) | 2005-03-07 | 2008-02-05 | Lightsmyth Technologies Inc. | Integrated optical sensor incorporating sets of diffractive elements |
US7349599B1 (en) | 2005-03-14 | 2008-03-25 | Lightsmyth Technologies Inc | Etched surface gratings fabricated using computed interference between simulated optical signals and reduction lithography |
US7643400B1 (en) | 2005-03-24 | 2010-01-05 | Lightsmyth Technologies Inc | Optical encoding of data with distributed diffractive structures |
US7190856B1 (en) | 2005-03-28 | 2007-03-13 | Lightsmyth Technologies Inc | Reconfigurable optical add-drop multiplexer incorporating sets of diffractive elements |
CN109893084A (zh) | 2014-06-20 | 2019-06-18 | 拉姆伯斯公司 | 用于有透镜和无透镜的光学感测的系统和方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5216529A (en) * | 1992-01-15 | 1993-06-01 | Bell Communications Research, Inc. | Holographic code division multiple access |
DE19629530C1 (de) * | 1996-07-22 | 1997-10-30 | Univ Dresden Tech | Faseroptischer Kodierer/Dekodierer |
WO1998006192A1 (fr) * | 1996-08-07 | 1998-02-12 | Btg International Limited | Egalisateur spectral utilisant un filtre holographie configurable |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4387955A (en) * | 1981-02-03 | 1983-06-14 | The United States Of America As Represented By The Secretary Of The Air Force | Holographic reflective grating multiplexer/demultiplexer |
DE3915625A1 (de) * | 1989-05-12 | 1990-11-15 | Standard Elektrik Lorenz Ag | Halbleiterlaser |
US5204524A (en) * | 1991-03-22 | 1993-04-20 | Mitutoyo Corporation | Two-dimensional optical encoder with three gratings in each dimension |
US5315423A (en) * | 1992-02-18 | 1994-05-24 | Rockwell International Corporation | Wavelength multiplexed two dimensional image transmission through single mode optical fiber |
-
1999
- 1999-01-07 CA CA002317784A patent/CA2317784A1/fr not_active Abandoned
- 1999-01-07 WO PCT/US1999/000425 patent/WO1999035523A1/fr not_active Application Discontinuation
- 1999-01-07 EP EP99901373A patent/EP1060427A4/fr not_active Withdrawn
- 1999-01-07 JP JP2000527852A patent/JP2002501213A/ja active Pending
- 1999-01-07 KR KR1020007007516A patent/KR20010033934A/ko not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5216529A (en) * | 1992-01-15 | 1993-06-01 | Bell Communications Research, Inc. | Holographic code division multiple access |
DE19629530C1 (de) * | 1996-07-22 | 1997-10-30 | Univ Dresden Tech | Faseroptischer Kodierer/Dekodierer |
WO1998006192A1 (fr) * | 1996-08-07 | 1998-02-12 | Btg International Limited | Egalisateur spectral utilisant un filtre holographie configurable |
Non-Patent Citations (4)
Title |
---|
COHEN A D ET AL: "Dynamic holographic eight-channel spectral equaliser for WDM", WDM COMPONENTS TECHNOLOGY, 1997 DIGEST OF THE IEEE/LEOS SUMMER TOPICAL MEETING, MONTREAL, CANADA, 11 August 1997 (1997-08-11) - 15 August 1997 (1997-08-15), pages 46 - 47, XP010243202, ISBN: 0-7803-3891-X * |
PARKER M C ET AL: "DYNAMIC HOLOGRAPHIC SPECTRAL EQUALIZATION FOR WDM", IEEE PHOTONICS TECHNOLOGY LETTERS, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 9, no. 4, April 1997 (1997-04-01), pages 529 - 531, XP000690483, ISSN: 1041-1135 * |
PARKER M C ET AL: "Programmable holographic elements for WDM", IEE COLLOQUIUM ON OPTOELECTRONIC INTEGRATION AND SWITCHING, GLASGOW, UK, 13 November 1997 (1997-11-13), pages 10 - 1, XP006506000 * |
See also references of WO9935523A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO1999035523A1 (fr) | 1999-07-15 |
CA2317784A1 (fr) | 1999-07-15 |
KR20010033934A (ko) | 2001-04-25 |
JP2002501213A (ja) | 2002-01-15 |
WO1999035523A8 (fr) | 1999-09-16 |
EP1060427A1 (fr) | 2000-12-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20000803 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
A4 | Supplementary search report drawn up and despatched |
Effective date: 20051209 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: H04J 14/00 19900101ALI20051205BHEP Ipc: G02B 27/46 19800101ALI20051205BHEP Ipc: G02B 6/34 19850101AFI19990729BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20070801 |