CA2460975C - Free-space optical systems for wavelength switching and spectral monitoring applications - Google Patents

Free-space optical systems for wavelength switching and spectral monitoring applications Download PDF

Info

Publication number: CA2460975C
Authority: CA; Canada
Prior art keywords: optical; wavelength; polarization; optical apparatus; spectral
Prior art date: 2001-09-20
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

Application number

CA2460975A

Other languages

English (en)

French (fr)

Other versions

CA2460975A1 (en

Inventor

Jeffrey P. Wilde

Pavel G. Polynkin

Michael J. Timmons

Mark H. Garrett

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Capella Photonics Inc

Original Assignee

Capella Photonics Inc

Priority date (The priority date 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 date listed.)

2001-09-20

Filing date

2002-09-19

Publication date

2010-08-10

2001-09-20 Priority claimed from US09/961,565 external-priority patent/US6507685B1/en

2001-12-14 Priority claimed from US10/022,303 external-priority patent/US6804428B1/en

2002-09-19 Application filed by Capella Photonics Inc filed Critical Capella Photonics Inc

2003-03-27 Publication of CA2460975A1 publication Critical patent/CA2460975A1/en

2010-08-10 Application granted granted Critical

2010-08-10 Publication of CA2460975C publication Critical patent/CA2460975C/en

2022-09-19 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

Links

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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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/447—Polarisation spectrometry
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J3/2803—Investigating the spectrum using photoelectric array detector
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/28—Investigating the spectrum
- G01J2003/2866—Markers; Calibrating of scan
- 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
- G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
- G01J3/02—Details
- G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
- G01J3/0224—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using polarising or depolarising elements

Landscapes

Physics & Mathematics (AREA)
Spectroscopy & Molecular Physics (AREA)
General Physics & Mathematics (AREA)
Spectrometry And Color Measurement (AREA)
Optical Communication System (AREA)
Liquid Crystal (AREA)
Diffracting Gratings Or Hologram Optical Elements (AREA)
Mechanical Light Control Or Optical Switches (AREA)

CA2460975A 2001-09-20 2002-09-19 Free-space optical systems for wavelength switching and spectral monitoring applications Expired - Fee Related CA2460975C (en)

Applications Claiming Priority (7)

Application Number	Priority Date	Filing Date	Title
US09/961,565 US6507685B1 (en)	2001-09-20	2001-09-20	Method and apparatus for servo-based spectral array alignment in optical systems
US09/961,565		2001-09-20
US09/992,778		2001-11-14
US09/992,778 US6504976B1 (en)	2001-09-20	2001-11-14	Spectral power monitors with active alignment compensation
US10/022,303 US6804428B1 (en)	2001-11-14	2001-12-14	Optical spectral power monitors employing polarization deversity scheme
US10/022,303		2001-12-14
PCT/US2002/030013 WO2003025630A2 (en)	2001-09-20	2002-09-19	Free-space optical systems for wavelength switching and spectral monitoring applications

Publications (2)

Publication Number	Publication Date
CA2460975A1 CA2460975A1 (en)	2003-03-27
CA2460975C true CA2460975C (en)	2010-08-10

Family

ID=27361848

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA2460975A Expired - Fee Related CA2460975C (en)	2001-09-20	2002-09-19	Free-space optical systems for wavelength switching and spectral monitoring applications

Country Status (5)

Country	Link
EP (1)	EP1428052A4 (de)
JP (1)	JP4223951B2 (de)
CN (1)	CN1610850B (de)
CA (1)	CA2460975C (de)
WO (1)	WO2003025630A2 (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7092599B2 (en) *	2003-11-12	2006-08-15	Engana Pty Ltd	Wavelength manipulation system and method
US7522786B2 (en) *	2005-12-22	2009-04-21	Palo Alto Research Center Incorporated	Transmitting light with photon energy information
DK200500840A (da) *	2005-06-09	2006-12-10	Banke Stefan Ovesen	Raman minispektrometer tilpasset SSRS metode
JP4867306B2 (ja) *	2005-11-18	2012-02-01	横河電機株式会社	Ｗｄｍ信号モニタ
US7852475B2 (en) *	2007-08-13	2010-12-14	Jds Uniphase Corporation	Scanning spectrometer with multiple photodetectors
JP4755210B2 (ja) *	2008-01-28	2011-08-24	日本電信電話株式会社	光信号処理装置および光信号処理装置の調整方法
WO2009106147A1 (en)	2008-02-29	2009-09-03	Telefonaktiebolaget Lm Ericsson (Publ)	Channel power estimation means
US8290375B2 (en) *	2008-05-27	2012-10-16	Agilent Technologies, Inc.	Modulation based optical spectrum analyzer
US20100129076A1 (en) *	2008-11-24	2010-05-27	Giovanni Barbarossa	Method and apparatus for spectral band management
JP2010128473A (ja) *	2008-12-01	2010-06-10	Olympus Corp	分散素子及び分散素子を備える光学機器
JP5965099B2 (ja) *	2010-11-05	2016-08-03	住友電気工業株式会社	光学装置およびその調整方法
CN101982948A (zh) *	2010-11-08	2011-03-02	北京邮电大学	一种基于后向散射估计的fso动态组网方法
JP5397919B2 (ja) *	2011-08-01	2014-01-22	株式会社ニデック	眼科装置
CN102970073A (zh) *	2011-09-01	2013-03-13	昂纳信息技术（深圳）有限公司	一种光性能监控装置和系统
EP3137940B1 (de)	2014-04-28	2023-09-20	Nokia Technologies Oy	Polarisationsrotator-kombinator zur optischen kommunikation
EP3891906A1 (de) *	2018-07-19	2021-10-13	Abderhamane, Ahmad	Mobiles endgerät und zellulares netzwerk mit photonischen antennen und pseudo-satelliten zur erhöhung der übertragungsraten und zur verringerung des risikos einer gehirnerkrankung und der elektromagnetischen hf-verunreinigung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS59170815A (ja) *	1983-03-18	1984-09-27	Hitachi Ltd	回折格子型光分波器
US4692883A (en) *	1985-02-21	1987-09-08	The Perkin-Elmer Corporation	Automatic digital wavelength calibration system for a spectrophotometer
DE19545178B4 (de) *	1995-12-04	2008-04-10	Berthold Gmbh & Co. Kg	Spektrometervorrichtung
US5771094A (en)	1997-01-29	1998-06-23	Kla-Tencor Corporation	Film measurement system with improved calibration
WO1999046629A1 (en) *	1998-03-11	1999-09-16	Nippon Sheet Glass Co., Ltd.	Optical demultiplexer
US6625346B2 (en) *	2001-03-19	2003-09-23	Capella Photonics, Inc.	Reconfigurable optical add-drop multiplexers with servo control and dynamic spectral power management capabilities

2002
- 2002-09-19 WO PCT/US2002/030013 patent/WO2003025630A2/en not_active Ceased
- 2002-09-19 CN CN02823085.XA patent/CN1610850B/zh not_active Expired - Lifetime
- 2002-09-19 EP EP02766333A patent/EP1428052A4/de not_active Ceased
- 2002-09-19 CA CA2460975A patent/CA2460975C/en not_active Expired - Fee Related
- 2002-09-19 JP JP2003529205A patent/JP4223951B2/ja not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP1428052A4 (de)	2004-12-08
CA2460975A1 (en)	2003-03-27
JP2005527784A (ja)	2005-09-15
WO2003025630A3 (en)	2003-07-31
EP1428052A2 (de)	2004-06-16
WO2003025630A2 (en)	2003-03-27
CN1610850B (zh)	2010-04-28
JP4223951B2 (ja)	2009-02-12
CN1610850A (zh)	2005-04-27

Legal Events

Date	Code	Title	Description
2004-04-07	EEER	Examination request
2016-10-31	MKLA	Lapsed	Effective date: 20160919

Publication	Publication Date	Title
JP4730720B2 (ja)	2011-07-20	波長切り換え及びスペクトル監視用途のための自由空間光学系
US7177496B1 (en)	2007-02-13	Optical spectral power monitors employing time-division-multiplexing detection schemes
CA2460975C (en)	2010-08-10	Free-space optical systems for wavelength switching and spectral monitoring applications
US6753960B1 (en)	2004-06-22	Optical spectral power monitors employing frequency-division-multiplexing detection schemes
US7263253B2 (en)	2007-08-28	Optimized reconfigurable optical add-drop multiplexer architecture with MEMS-based attenuation or power management
US6798941B2 (en)	2004-09-28	Variable transmission multi-channel optical switch
US7756368B2 (en)	2010-07-13	Flex spectrum WSS
US7085492B2 (en)	2006-08-01	Wavelength division multiplexed device
US7362930B2 (en)	2008-04-22	Reduction of MEMS mirror edge diffraction in a wavelength selective switch using servo-based rotation about multiple non-orthogonal axes
WO2002067475A2 (en)	2002-08-29	Wavelength division multiplexed device
US6842239B2 (en)	2005-01-11	Alignment of multi-channel diffractive WDM device
EP3978988B1 (de)	2025-05-21	Leistungsentzerrer und anpassungsverfahren dafür
US20050068612A1 (en)	2005-03-31	Pre-programmable optical filtering / amplifying method and apparatus
US6804428B1 (en)	2004-10-12	Optical spectral power monitors employing polarization deversity scheme
US20030002791A1 (en)	2003-01-02	Method and apparatus for simultaneous multiplexing and demultiplexing, variable attenuation and power detection of wavelength division multiplexed optical signals
Wilson	2005	Spectrum steering: a new platform for wavelength filtering, switching, and monitoring