DE69218386D1 - Optische Einrichtung und mit einer solchen optischen Einrichtung versehenes Gerät zum Abtasten einer Informationsebene - Google Patents
Optische Einrichtung und mit einer solchen optischen Einrichtung versehenes Gerät zum Abtasten einer InformationsebeneInfo
- Publication number
- DE69218386D1 DE69218386D1 DE69218386T DE69218386T DE69218386D1 DE 69218386 D1 DE69218386 D1 DE 69218386D1 DE 69218386 T DE69218386 T DE 69218386T DE 69218386 T DE69218386 T DE 69218386T DE 69218386 D1 DE69218386 D1 DE 69218386D1
- Authority
- DE
- Germany
- Prior art keywords
- optical device
- optical
- scanning
- diode laser
- radiation beam
- 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
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
- G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
- G11B7/126—Circuits, methods or arrangements for laser control or stabilisation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
- G11B7/002—Recording, reproducing or erasing systems characterised by the shape or form of the carrier
- G11B7/003—Recording, reproducing or erasing systems characterised by the shape or form of the carrier with webs, filaments or wires, e.g. belts, spooled tapes or films of quasi-infinite extent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/06—Arrangements for controlling the laser output parameters, e.g. by operating on the active medium
- H01S5/065—Mode locking; Mode suppression; Mode selection ; Self pulsating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/08—Construction or shape of optical resonators or components thereof
- H01S3/081—Construction or shape of optical resonators or components thereof comprising three or more reflectors
- H01S3/082—Construction or shape of optical resonators or components thereof comprising three or more reflectors defining a plurality of resonators, e.g. for mode selection or suppression
- H01S3/0823—Construction or shape of optical resonators or components thereof comprising three or more reflectors defining a plurality of resonators, e.g. for mode selection or suppression incorporating a dispersive element, e.g. a prism for wavelength selection
- H01S3/0826—Construction or shape of optical resonators or components thereof comprising three or more reflectors defining a plurality of resonators, e.g. for mode selection or suppression incorporating a dispersive element, e.g. a prism for wavelength selection using a diffraction grating
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S5/00—Semiconductor lasers
- H01S5/10—Construction or shape of the optical resonator, e.g. extended or external cavity, coupled cavities, bent-guide, varying width, thickness or composition of the active region
- H01S5/14—External cavity lasers
- H01S5/141—External cavity lasers using a wavelength selective device, e.g. a grating or etalon
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Semiconductor Lasers (AREA)
- Optical Head (AREA)
- Mechanical Optical Scanning Systems (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Facsimile Scanning Arrangements (AREA)
- Fax Reproducing Arrangements (AREA)
- Length Measuring Devices By Optical Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP91203427 | 1991-12-30 | ||
EP92203739 | 1992-12-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69218386D1 true DE69218386D1 (de) | 1997-04-24 |
DE69218386T2 DE69218386T2 (de) | 1997-09-04 |
Family
ID=26129535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69218386T Expired - Fee Related DE69218386T2 (de) | 1991-12-30 | 1992-12-17 | Optische Einrichtung und mit einer solchen optischen Einrichtung versehenes Gerät zum Abtasten einer Informationsebene |
Country Status (6)
Country | Link |
---|---|
US (1) | US5333144A (de) |
EP (1) | EP0550929B1 (de) |
JP (1) | JPH05328049A (de) |
CN (1) | CN1044837C (de) |
AT (1) | ATE150573T1 (de) |
DE (1) | DE69218386T2 (de) |
Families Citing this family (72)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69428495T2 (de) * | 1993-11-26 | 2002-04-11 | Koninkl Philips Electronics Nv | Multimoden-Laser für ein optisches Informationsverarbeitungssystem, insbesondere für ein neuronales Netz |
EP0655672B1 (de) * | 1993-11-26 | 2001-10-04 | Koninklijke Philips Electronics N.V. | Multimoden-Laser für ein optisches Informationsverarbeitungssystem, insbesondere für ein neuronales Netz |
BE1007852A3 (nl) * | 1993-12-03 | 1995-11-07 | Philips Electronics Nv | Compatibele optische uitleesinrichting. |
US5500908A (en) * | 1994-04-14 | 1996-03-19 | U.S. Philips Corporation | Optical switch and transmitter and receiver for a multiplex transmission system including such a switch |
JP3707812B2 (ja) * | 1994-09-27 | 2005-10-19 | ソニー株式会社 | 光記録方法、光記録装置及び光記録媒体 |
TW444190B (en) * | 1995-03-15 | 2001-07-01 | Toshiba Corp | Data recording medium and method and data regenerative method and device |
CN1216140A (zh) * | 1996-12-24 | 1999-05-05 | 皇家菲利浦电子有限公司 | 具有增大的角扫描范围的光学系统 |
JP2002515986A (ja) * | 1997-05-16 | 2002-05-28 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 波長選択性光学―機械式走査装置及びその用途 |
US6278538B1 (en) | 1997-05-16 | 2001-08-21 | U.S. Philips Corporation | Optical scanner |
US6275322B1 (en) * | 1999-06-08 | 2001-08-14 | Jds Uniphase Corporation | Michelson phase shifter interleaver/deinterleavers |
ATE454845T1 (de) | 2000-10-30 | 2010-01-15 | Gen Hospital Corp | Optische systeme zur gewebeanalyse |
US9295391B1 (en) | 2000-11-10 | 2016-03-29 | The General Hospital Corporation | Spectrally encoded miniature endoscopic imaging probe |
AT503309B1 (de) | 2001-05-01 | 2011-08-15 | Gen Hospital Corp | Vorrichtung zur bestimmung von atherosklerotischem belag durch messung von optischen gewebeeigenschaften |
US7106920B2 (en) * | 2001-11-13 | 2006-09-12 | Zhongshan Liu | Laser array for generating stable multi-wavelength laser outputs |
WO2003098756A1 (en) * | 2002-05-17 | 2003-11-27 | Agilent Technologies,Inc. | Laser cavity with variable dispersion element |
EP2436307B1 (de) | 2003-03-31 | 2015-10-21 | The General Hospital Corporation | Fleckenreduzierung bei der optischen Kohärenztomografie durch pfadlängencodierte Winkelmischung |
WO2005001401A2 (en) | 2003-06-06 | 2005-01-06 | The General Hospital Corporation | Process and apparatus for a wavelength tuning source |
JP5567246B2 (ja) | 2003-10-27 | 2014-08-06 | ザ ジェネラル ホスピタル コーポレイション | 周波数ドメイン干渉測定を利用して光学撮像を実行する方法および装置 |
JP4995720B2 (ja) | 2004-07-02 | 2012-08-08 | ザ ジェネラル ホスピタル コーポレイション | ダブルクラッドファイバを有する内視鏡撮像プローブ |
WO2006017837A2 (en) | 2004-08-06 | 2006-02-16 | The General Hospital Corporation | Process, system and software arrangement for determining at least one location in a sample using an optical coherence tomography |
EP1793730B1 (de) | 2004-08-24 | 2011-12-28 | The General Hospital Corporation | Verfahren, system und software-anordnung zur bestimmung des elastizitätsmoduls |
JP5324095B2 (ja) | 2004-08-24 | 2013-10-23 | ザ ジェネラル ホスピタル コーポレイション | 血管セグメントを画像化する方法および装置 |
EP1804638B1 (de) | 2004-09-29 | 2012-12-19 | The General Hospital Corporation | System und verfahren zur abbildung optischer kohärenz |
US8922781B2 (en) | 2004-11-29 | 2014-12-30 | The General Hospital Corporation | Arrangements, devices, endoscopes, catheters and methods for performing optical imaging by simultaneously illuminating and detecting multiple points on a sample |
EP2085929A1 (de) | 2005-04-28 | 2009-08-05 | The General Hospital Corporation | Beurteilung von optischen Kohärenztomographieinformationen für eine anatomische Struktur |
EP1889037A2 (de) | 2005-06-01 | 2008-02-20 | The General Hospital Corporation | Vorrichtung, verfahren und system zur abbildung phasenaufgelöster optischer frequenzdomänen |
KR101387454B1 (ko) | 2005-08-09 | 2014-04-22 | 더 제너럴 하스피탈 코포레이션 | 광간섭 단층촬영법에서 편광 기반 직교 복조를 수행하기위한 장치, 방법 및 저장 매체 |
KR20080066705A (ko) | 2005-09-29 | 2008-07-16 | 더 제너럴 하스피탈 코포레이션 | 점진적으로 증가하는 분해능을 이용하여 하나 이상의 생물학적 샘플을 관찰 및 분석하기 위한 방법 및 장치 |
EP2289398A3 (de) | 2006-01-19 | 2011-04-06 | The General Hospital Corporation | Verfahren und Systeme zur optischen Bildgebung von epithelialen Luminalorganen durch Strahlenabtastung dieser |
US8145018B2 (en) | 2006-01-19 | 2012-03-27 | The General Hospital Corporation | Apparatus for obtaining information for a structure using spectrally-encoded endoscopy techniques and methods for producing one or more optical arrangements |
JP5524487B2 (ja) | 2006-02-01 | 2014-06-18 | ザ ジェネラル ホスピタル コーポレイション | コンフォーマルレーザ治療手順を用いてサンプルの少なくとも一部分に電磁放射を放射する方法及びシステム。 |
EP2659851A3 (de) | 2006-02-01 | 2014-01-15 | The General Hospital Corporation | Vorrichtung zur Anwendung mehrerer elektromagnetischer Strahlungen auf einer Probe |
EP2982929A1 (de) | 2006-02-24 | 2016-02-10 | The General Hospital Corporation | Verfahren und systeme zur durchführung von winkelaufgelöster optischer kohärenztomografie im fourier-bereich |
WO2007133961A2 (en) | 2006-05-10 | 2007-11-22 | The General Hospital Corporation | Processes, arrangements and systems for providing frequency domain imaging of a sample |
US8838213B2 (en) | 2006-10-19 | 2014-09-16 | The General Hospital Corporation | Apparatus and method for obtaining and providing imaging information associated with at least one portion of a sample, and effecting such portion(s) |
EP2132840A2 (de) | 2007-03-23 | 2009-12-16 | The General Hospital Corporation | Verfahren, anordnungen und vorrichtung zur verwendung eines wellenlängengewobbelten lasers anhand von winkelabtastungs und dispersionsverfahren |
US10534129B2 (en) | 2007-03-30 | 2020-01-14 | The General Hospital Corporation | System and method providing intracoronary laser speckle imaging for the detection of vulnerable plaque |
EP2207469A4 (de) * | 2007-10-12 | 2012-07-11 | Gen Hospital Corp | Systeme und verfahren zur optischen bildgebung von luminalen anatomischen strukturen |
GB2461009A (en) * | 2007-10-16 | 2009-12-23 | Bookham Technology Plc | Pulsed semiconductor laser with external wavelength-selective light reflector |
JP5607610B2 (ja) | 2008-05-07 | 2014-10-15 | ザ ジェネラル ホスピタル コーポレイション | 構造の特徴を決定する装置、装置の作動方法およびコンピュータアクセス可能な媒体 |
EP2288948A4 (de) | 2008-06-20 | 2011-12-28 | Gen Hospital Corp | Anordnung aus kondensierten glasfaserkopplern und verfahren zu ihrer verwendung |
US9254089B2 (en) | 2008-07-14 | 2016-02-09 | The General Hospital Corporation | Apparatus and methods for facilitating at least partial overlap of dispersed ration on at least one sample |
ES2957932T3 (es) | 2008-12-10 | 2024-01-30 | Massachusetts Gen Hospital | Sistemas, aparatos y procedimientos para ampliar el rango de profundidad de imagen de tomografía de coherencia óptica mediante submuestreo óptico |
US9615748B2 (en) | 2009-01-20 | 2017-04-11 | The General Hospital Corporation | Endoscopic biopsy apparatus, system and method |
EP2394336B1 (de) * | 2009-02-04 | 2023-05-24 | The General Hospital Corporation | Vorrichtung und verfahren zur verwendung einer optischen hochgeschwindigkeits-wellenlängenabstimmungsquelle |
JP5738271B2 (ja) * | 2009-04-03 | 2015-06-24 | エグザロス・アクチェンゲゼルシャフトExalos Ag | 光モジュール |
EP2453791B1 (de) | 2009-07-14 | 2023-09-06 | The General Hospital Corporation | Vorrichtung zum messen des flusses und drucks in einem gefäss |
EP2542154B1 (de) | 2010-03-05 | 2020-09-09 | The General Hospital Corporation | Vorrichtung zur bereitstellung elektromagnetischer strahlung für proben |
US9069130B2 (en) | 2010-05-03 | 2015-06-30 | The General Hospital Corporation | Apparatus, method and system for generating optical radiation from biological gain media |
US9557154B2 (en) | 2010-05-25 | 2017-01-31 | The General Hospital Corporation | Systems, devices, methods, apparatus and computer-accessible media for providing optical imaging of structures and compositions |
US9795301B2 (en) | 2010-05-25 | 2017-10-24 | The General Hospital Corporation | Apparatus, systems, methods and computer-accessible medium for spectral analysis of optical coherence tomography images |
WO2011153434A2 (en) | 2010-06-03 | 2011-12-08 | The General Hospital Corporation | Apparatus and method for devices for imaging structures in or at one or more luminal organs |
JP5883018B2 (ja) | 2010-10-27 | 2016-03-09 | ザ ジェネラル ホスピタル コーポレイション | 少なくとも1つの血管内部の血圧を測定するための装置、システム、および方法 |
JP2014523536A (ja) | 2011-07-19 | 2014-09-11 | ザ ジェネラル ホスピタル コーポレイション | 光コヒーレンストモグラフィーにおいて偏波モード分散補償を提供するためのシステム、方法、装置およびコンピュータアクセス可能な媒体 |
WO2013029047A1 (en) | 2011-08-25 | 2013-02-28 | The General Hospital Corporation | Methods, systems, arrangements and computer-accessible medium for providing micro-optical coherence tomography procedures |
US9341783B2 (en) | 2011-10-18 | 2016-05-17 | The General Hospital Corporation | Apparatus and methods for producing and/or providing recirculating optical delay(s) |
US9629528B2 (en) | 2012-03-30 | 2017-04-25 | The General Hospital Corporation | Imaging system, method and distal attachment for multidirectional field of view endoscopy |
JP2015517387A (ja) | 2012-05-21 | 2015-06-22 | ザ ジェネラル ホスピタル コーポレイション | カプセル顕微鏡検査のための装置、デバイスおよび方法 |
JP6227652B2 (ja) | 2012-08-22 | 2017-11-08 | ザ ジェネラル ホスピタル コーポレイション | ソフトリソグラフィを用いてミニチュア内視鏡を製作するためのシステム、方法、およびコンピュータ・アクセス可能媒体 |
EP2948758B1 (de) | 2013-01-28 | 2024-03-13 | The General Hospital Corporation | Vorrichtung zur bereitstellung von gemeinsam mit optischer frequenzdomänenbildgebung aufgezeichneter diffuser spektroskopie |
WO2014120791A1 (en) | 2013-01-29 | 2014-08-07 | The General Hospital Corporation | Apparatus, systems and methods for providing information regarding the aortic valve |
WO2014121082A1 (en) | 2013-02-01 | 2014-08-07 | The General Hospital Corporation | Objective lens arrangement for confocal endomicroscopy |
US10478072B2 (en) | 2013-03-15 | 2019-11-19 | The General Hospital Corporation | Methods and system for characterizing an object |
EP2997354A4 (de) | 2013-05-13 | 2017-01-18 | The General Hospital Corporation | Erkennung einer selbstinterferierenden fluoreszenzphase und amplitude |
EP3021734B1 (de) | 2013-07-19 | 2020-04-08 | The General Hospital Corporation | Abbildungsvorrichtung unter verwendung einer endoskopie mit multidirektionalem sichtfeld |
EP3021735A4 (de) | 2013-07-19 | 2017-04-19 | The General Hospital Corporation | Bestimmung der augenbewegung mittels netzhautabbildung mit rückkopplung |
EP3025173B1 (de) | 2013-07-26 | 2021-07-07 | The General Hospital Corporation | Vorrichtung mit optische dispersion nutzender laseranordnung zur anwendung in der fourier-raum optischen kohärenztomographie |
US9733460B2 (en) | 2014-01-08 | 2017-08-15 | The General Hospital Corporation | Method and apparatus for microscopic imaging |
US10736494B2 (en) | 2014-01-31 | 2020-08-11 | The General Hospital Corporation | System and method for facilitating manual and/or automatic volumetric imaging with real-time tension or force feedback using a tethered imaging device |
US10228556B2 (en) | 2014-04-04 | 2019-03-12 | The General Hospital Corporation | Apparatus and method for controlling propagation and/or transmission of electromagnetic radiation in flexible waveguide(s) |
ES2907287T3 (es) | 2014-07-25 | 2022-04-22 | Massachusetts Gen Hospital | Aparato para imagenología y diagnóstico in vivo |
KR102474591B1 (ko) * | 2018-01-24 | 2022-12-05 | 삼성전자주식회사 | 광 조향 장치 및 이를 포함하는 센서 시스템 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4532619A (en) * | 1982-01-22 | 1985-07-30 | Hitachi, Ltd. | Method and apparatus for reducing semiconductor laser optical noise |
JPS5971142A (ja) * | 1982-10-14 | 1984-04-21 | Mitsubishi Electric Corp | 光学的情報再生装置 |
JPS59205783A (ja) * | 1983-05-09 | 1984-11-21 | Matsushita Electric Ind Co Ltd | 光帰還型半導体レ−ザ装置 |
US4709369A (en) * | 1985-06-18 | 1987-11-24 | Spectra-Physics, Inc. | Power control system for controlling the power output of a modulated laser diode |
US5034942A (en) * | 1987-07-29 | 1991-07-23 | Hitachi, Ltd. | System having a function of reproducing optical information |
JP2595599B2 (ja) * | 1987-12-29 | 1997-04-02 | ソニー株式会社 | 情報記録装置 |
NL8800133A (nl) * | 1988-01-21 | 1989-08-16 | Philips Nv | Inrichting voor het met optische straling aftasten van een informatievlak. |
JPH0231487A (ja) * | 1988-07-20 | 1990-02-01 | Mitsubishi Electric Corp | 半導体レーザ装置とその製造方法 |
US5179565A (en) * | 1990-06-07 | 1993-01-12 | Hamamatsu Photonics, K.K. | Low noise pulsed light source utilizing laser diode and voltage detector device utilizing same low noise pulsed light source |
US5123023A (en) * | 1990-11-21 | 1992-06-16 | Polaroid Corporation | Laser driver with plural feedback loops |
-
1992
- 1992-12-17 EP EP92203969A patent/EP0550929B1/de not_active Expired - Lifetime
- 1992-12-17 AT AT92203969T patent/ATE150573T1/de not_active IP Right Cessation
- 1992-12-17 DE DE69218386T patent/DE69218386T2/de not_active Expired - Fee Related
- 1992-12-23 US US07/996,214 patent/US5333144A/en not_active Expired - Fee Related
- 1992-12-26 CN CN92113833A patent/CN1044837C/zh not_active Expired - Fee Related
- 1992-12-28 JP JP4348913A patent/JPH05328049A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0550929B1 (de) | 1997-03-19 |
JPH05328049A (ja) | 1993-12-10 |
CN1044837C (zh) | 1999-08-25 |
ATE150573T1 (de) | 1997-04-15 |
DE69218386T2 (de) | 1997-09-04 |
CN1077046A (zh) | 1993-10-06 |
US5333144A (en) | 1994-07-26 |
EP0550929A1 (de) | 1993-07-14 |
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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: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N |
|
8339 | Ceased/non-payment of the annual fee |