JP2005099025A - 光信号のスペクトルコンテンツを求めるシステムおよび方法 - Google Patents

光信号のスペクトルコンテンツを求めるシステムおよび方法 Download PDF

Info

Publication number
JP2005099025A
JP2005099025A JP2004277119A JP2004277119A JP2005099025A JP 2005099025 A JP2005099025 A JP 2005099025A JP 2004277119 A JP2004277119 A JP 2004277119A JP 2004277119 A JP2004277119 A JP 2004277119A JP 2005099025 A JP2005099025 A JP 2005099025A
Authority
JP
Japan
Prior art keywords
signal
optical
local oscillator
heterodyne
spectral content
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.)
Pending
Application number
JP2004277119A
Other languages
English (en)
Japanese (ja)
Other versions
JP2005099025A5 (enExample
Inventor
Mohan Gurunathan
モハン・グルナサン
William Ian Mcalexander
ウィリアム・ラン・マクアレクサンダー
Tun S Tan
タン・エス・タン
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.)
Agilent Technologies Inc
Original Assignee
Agilent Technologies 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.)
Filing date
Publication date
Application filed by Agilent Technologies Inc filed Critical Agilent Technologies Inc
Publication of JP2005099025A publication Critical patent/JP2005099025A/ja
Publication of JP2005099025A5 publication Critical patent/JP2005099025A5/ja
Pending legal-status Critical Current

Links

Images

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)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
JP2004277119A 2003-09-25 2004-09-24 光信号のスペクトルコンテンツを求めるシステムおよび方法 Pending JP2005099025A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/670,538 US7265849B2 (en) 2003-09-25 2003-09-25 Systems and methods for determining the spectral content of an optical signal

Publications (2)

Publication Number Publication Date
JP2005099025A true JP2005099025A (ja) 2005-04-14
JP2005099025A5 JP2005099025A5 (enExample) 2007-10-18

Family

ID=34194826

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2004277119A Pending JP2005099025A (ja) 2003-09-25 2004-09-24 光信号のスペクトルコンテンツを求めるシステムおよび方法

Country Status (4)

Country Link
US (1) US7265849B2 (enExample)
EP (1) EP1519171B1 (enExample)
JP (1) JP2005099025A (enExample)
DE (1) DE602004005390T2 (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009103573A (ja) * 2007-10-23 2009-05-14 Anritsu Corp 波長モニタ
JP2016027695A (ja) * 2014-06-25 2016-02-18 国立大学法人 東京大学 光送受信装置及び通信システム

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003069359A1 (en) * 2002-02-11 2003-08-21 Rohde & Schwarz Gmbh & Co. Kg Method and apparatus for zero-mixing spectrum analysis
US7054012B2 (en) * 2003-06-09 2006-05-30 Agilent Technologies, Inc Spectral phase measurement using phase-diverse coherent optical spectrum analyzer
US7466929B2 (en) * 2004-03-11 2008-12-16 Agilent Technologies, Inc. Method and system for superheterodyne detection of an optical input signal
EP1669729A1 (en) * 2004-12-09 2006-06-14 Agilent Technologies, Inc. (a Delaware Corporation) A phase-diverse coherent optical spectrum analyzer
US8126326B2 (en) * 2006-05-17 2012-02-28 Fibercom S.L. Method and device for complex analysis of optical spectrums
CN103196556A (zh) * 2013-02-26 2013-07-10 中国计量学院 基于光纤中双光束拍频技术的偏振不敏感光谱分析仪

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02196533A (ja) * 1989-01-26 1990-08-03 Furukawa Electric Co Ltd:The 二重位相ダイバーシティ受信方式
JPH0568011A (ja) * 1991-09-09 1993-03-19 Nec Corp 光直接増幅用光送受信回路
JP2003502902A (ja) * 1999-06-10 2003-01-21 ファイバースペイス，インコーポレーテッド 光伝送の所与の帯域を選択するための高周波／マイクロ波および光混合技術を使用するための方法および装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5146359A (en) 1989-01-26 1992-09-08 The Furukawa Electric Co., Ltd. Double-stage phase-diversity receiver
US5491763A (en) 1992-04-03 1996-02-13 Koninklijke Ptt Nederland N.V. Optical hybrid with 3×3 coupling device

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02196533A (ja) * 1989-01-26 1990-08-03 Furukawa Electric Co Ltd:The 二重位相ダイバーシティ受信方式
JPH0568011A (ja) * 1991-09-09 1993-03-19 Nec Corp 光直接増幅用光送受信回路
JP2003502902A (ja) * 1999-06-10 2003-01-21 ファイバースペイス，インコーポレーテッド 光伝送の所与の帯域を選択するための高周波／マイクロ波および光混合技術を使用するための方法および装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009103573A (ja) * 2007-10-23 2009-05-14 Anritsu Corp 波長モニタ
JP2016027695A (ja) * 2014-06-25 2016-02-18 国立大学法人 東京大学 光送受信装置及び通信システム

Also Published As

Publication number Publication date
EP1519171B1 (en) 2007-03-21
US20050068533A1 (en) 2005-03-31
DE602004005390D1 (de) 2007-05-03
EP1519171A1 (en) 2005-03-30
US7265849B2 (en) 2007-09-04
DE602004005390T2 (de) 2008-01-10

Similar Documents

Publication Publication Date Title
JP5637358B2 (ja) スペクトル測定装置及び測定方法
JPWO2003005002A1 (ja) 伝搬測定装置及び伝搬測定方法
US10644806B2 (en) Coherent optical receiver testing
CN105794129A (zh) 偏振无关相干光接收器
CN115516332A (zh) 具有抑制多普勒频移的光检测和测距系统
JP2005099025A (ja) 光信号のスペクトルコンテンツを求めるシステムおよび方法
US20190334628A1 (en) Coherent optical receiver testing
JP6196879B2 (ja) 信号解析装置および信号解析方法
CN108692816B (zh) 基于镜频抑制的快速光谱测量方法及装置
JP7276404B2 (ja) 測距装置及び測距方法
JP4008823B2 (ja) 光ネットワークアナライザ
JP5042701B2 (ja) 光サンプリング装置および光サンプリング方法
CN119245829B (zh) 一种被动的激光外差双平衡光谱探测方法及装置
US7068374B2 (en) Phase-diverse coherent optical spectrum analyzer
CN102045109B (zh) 一种光纤链路在线色散测量装置
US7054012B2 (en) Spectral phase measurement using phase-diverse coherent optical spectrum analyzer
JP2017175326A (ja) デジタルコヒーレント受信装置、光空間通信システム及びそのドップラーシフト捕捉方法
US20140111804A1 (en) Heterodyne Optical Spectrum Analyzer
CN119544053B (zh) 微波源相位噪声测量方法、装置、系统及信号处理电路
EP1669729A1 (en) A phase-diverse coherent optical spectrum analyzer
JPH1114463A (ja) 光波長計測装置
Lapointe-Leclerc et al. Local Oscillator Phase and Frequency Monitoring for Coherent Optical Spectrum Analyzer on a Chip
JP2019113510A (ja) 測定装置
CN117664530A (zh) 基于双参考信号的激光信号特性测量方法及装置
Michel How to detect complex modulated optical signals

Legal Events

Date Code Title Description
RD02 Notification of acceptance of power of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7422

Effective date: 20070511

A521 Written amendment

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20070830

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20070830

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20091014

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20091113

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20100409