DE60216393D1 - Auf Heterodyntechnik basierende optische Spektralanalyse mit reduziertem Datenerfassungsbedarf - Google Patents
Auf Heterodyntechnik basierende optische Spektralanalyse mit reduziertem DatenerfassungsbedarfInfo
- Publication number
- DE60216393D1 DE60216393D1 DE60216393T DE60216393T DE60216393D1 DE 60216393 D1 DE60216393 D1 DE 60216393D1 DE 60216393 T DE60216393 T DE 60216393T DE 60216393 T DE60216393 T DE 60216393T DE 60216393 D1 DE60216393 D1 DE 60216393D1
- Authority
- DE
- Germany
- Prior art keywords
- heterodyne
- data acquisition
- spectral analysis
- based optical
- reduced data
- 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
- 230000003287 optical effect Effects 0.000 title 1
- 238000010183 spectrum analysis Methods 0.000 title 1
Classifications
-
- 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
- G01J9/00—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength
- G01J9/04—Measuring optical phase difference; Determining degree of coherence; Measuring optical wavelength by beating two waves of a same source but of different frequency and measuring the phase shift of the lower frequency obtained
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Optical Communication System (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/967,832 US6687006B2 (en) | 2001-09-28 | 2001-09-28 | Heterodyne based optical spectrum analysis with reduced data acquisition requirement |
US967832 | 2001-09-28 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60216393D1 true DE60216393D1 (de) | 2007-01-11 |
DE60216393T2 DE60216393T2 (de) | 2007-09-27 |
Family
ID=25513401
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60216393T Expired - Fee Related DE60216393T2 (de) | 2001-09-28 | 2002-07-25 | Auf Heterodyntechnik basierende optische Spektralanalyse mit reduziertem Datenerfassungsbedarf |
Country Status (4)
Country | Link |
---|---|
US (1) | US6687006B2 (de) |
EP (1) | EP1298422B1 (de) |
JP (1) | JP2003139695A (de) |
DE (1) | DE60216393T2 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6646746B1 (en) * | 2000-10-02 | 2003-11-11 | Agilent Technologies, Inc. | Method and system for optical heterodyne detection of an optical signal |
US6856400B1 (en) | 2000-12-14 | 2005-02-15 | Luna Technologies | Apparatus and method for the complete characterization of optical devices including loss, birefringence and dispersion effects |
US6900942B2 (en) * | 2002-08-20 | 2005-05-31 | Veridian Systems | Wide field-of-view (FOV) coherent beam combiner/detector |
US7460793B2 (en) * | 2002-12-11 | 2008-12-02 | Michael George Taylor | Coherent optical detection and signal processing method and system |
US6906804B2 (en) * | 2002-12-16 | 2005-06-14 | Lucent Technologies Inc. | WDM channel monitor and wavelength locker |
US7529481B1 (en) * | 2003-03-13 | 2009-05-05 | State Of Oregon Acting By And Through The State Board Of Higher Education On Behalf Of The University Of Oregon | Linear optical sampling methods and apparatus |
US7627252B2 (en) * | 2005-02-28 | 2009-12-01 | Nortel Networks Limited | Clock recovery from an optical signal with dispersion impairments |
US7703006B2 (en) * | 2005-06-02 | 2010-04-20 | Lsi Corporation | System and method of accelerating document processing |
US7522841B2 (en) * | 2005-10-21 | 2009-04-21 | Nortel Networks Limited | Efficient data transmission and training of data processing functions |
US7606498B1 (en) | 2005-10-21 | 2009-10-20 | Nortel Networks Limited | Carrier recovery in a coherent optical receiver |
US7555227B2 (en) * | 2005-10-21 | 2009-06-30 | Nortel Networks Limited | Polarization compensation in a coherent optical receiver |
JP5034770B2 (ja) * | 2007-08-16 | 2012-09-26 | 富士通株式会社 | コヒーレント光受信器および光通信システム |
DE112011105112T5 (de) * | 2011-03-28 | 2014-01-09 | Agilent Technologies Inc. | Heterodyner Optik-Spektrum-Analysator |
CN103557946B (zh) * | 2013-10-29 | 2016-03-16 | 中国工程物理研究院流体物理研究所 | 一种光学延迟测量方法及装置 |
JP6058175B2 (ja) * | 2014-02-13 | 2017-01-11 | 三菱電機株式会社 | 光受信器 |
US9279724B2 (en) * | 2014-06-24 | 2016-03-08 | Raytheon Company | Imaging spectrometer with extended resolution |
CN106501186B (zh) * | 2016-11-02 | 2019-09-06 | 中国科学院遥感与数字地球研究所 | 一种土壤含水量产品降尺度方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3714464A (en) * | 1970-07-09 | 1973-01-30 | Ortec Inc | Detecting circuit for indicating occurrence of peak in an input signal |
US3776381A (en) * | 1972-04-25 | 1973-12-04 | R Wood | Apparatus for sorting products |
US4856899A (en) | 1985-12-20 | 1989-08-15 | Yokogawa Electric Corporation | Optical frequency analyzer using a local oscillator heterodyne detection of incident light |
US6970250B1 (en) * | 2000-01-20 | 2005-11-29 | Agilent Technologies, Inc. | Method and system for optical heterodyne detection of an optical signal that utilizes optical attenuation |
US6486958B1 (en) * | 2001-04-24 | 2002-11-26 | Agilent Technologies, Inc. | Method and system for optical spectrum analysis with matched filter detection |
-
2001
- 2001-09-28 US US09/967,832 patent/US6687006B2/en not_active Expired - Fee Related
-
2002
- 2002-07-25 DE DE60216393T patent/DE60216393T2/de not_active Expired - Fee Related
- 2002-07-25 EP EP02016648A patent/EP1298422B1/de not_active Expired - Fee Related
- 2002-09-20 JP JP2002274635A patent/JP2003139695A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE60216393T2 (de) | 2007-09-27 |
US6687006B2 (en) | 2004-02-03 |
EP1298422A3 (de) | 2004-12-01 |
EP1298422A2 (de) | 2003-04-02 |
JP2003139695A (ja) | 2003-05-14 |
US20030063285A1 (en) | 2003-04-03 |
EP1298422B1 (de) | 2006-11-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: AGILENT TECHNOLOGIES, INC. (N.D.GES.D. STAATES, US |
|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |