JPS63210743A - 波長分散測定器 - Google Patents
波長分散測定器Info
- Publication number
- JPS63210743A JPS63210743A JP62044569A JP4456987A JPS63210743A JP S63210743 A JPS63210743 A JP S63210743A JP 62044569 A JP62044569 A JP 62044569A JP 4456987 A JP4456987 A JP 4456987A JP S63210743 A JPS63210743 A JP S63210743A
- Authority
- JP
- Japan
- Prior art keywords
- signal
- demodulated
- fiber
- signals
- optical signal
- 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.)
- Granted
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
- G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
- G01M11/335—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using two or more input wavelengths
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
- G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
- G01M11/333—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face using modulated input signals
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M11/00—Testing of optical apparatus; Testing structures by optical methods not otherwise provided for
- G01M11/30—Testing of optical devices, constituted by fibre optics or optical waveguides
- G01M11/33—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face
- G01M11/338—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter being disposed at one fibre or waveguide end-face, and a light receiver at the other end-face by measuring dispersion other than PMD, e.g. chromatic dispersion
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Optics & Photonics (AREA)
- General Health & Medical Sciences (AREA)
- Biochemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Dispersion Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Communication System (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62044569A JPS63210743A (ja) | 1987-02-27 | 1987-02-27 | 波長分散測定器 |
| US07/159,838 US4799790A (en) | 1987-02-27 | 1988-02-24 | Chromatic dispersion measuring system for optical fibers |
| EP19880102918 EP0280328A3 (en) | 1987-02-27 | 1988-02-26 | Chromatic dispersion measuring system for optical fibers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62044569A JPS63210743A (ja) | 1987-02-27 | 1987-02-27 | 波長分散測定器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63210743A true JPS63210743A (ja) | 1988-09-01 |
| JPH031610B2 JPH031610B2 (enExample) | 1991-01-11 |
Family
ID=12695132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62044569A Granted JPS63210743A (ja) | 1987-02-27 | 1987-02-27 | 波長分散測定器 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US4799790A (enExample) |
| EP (1) | EP0280328A3 (enExample) |
| JP (1) | JPS63210743A (enExample) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5305078A (en) * | 1992-01-21 | 1994-04-19 | Exfo Electro-Optical Engineering Inc. | Measurement of attenuation of optical fibers using transmitted wavelength and power information |
| US5809196A (en) * | 1995-12-08 | 1998-09-15 | Pirelli Cavi S.P.A. | Dispersion-shifted optical fibers for wavelength division multiplexing |
| US5896391A (en) * | 1996-12-19 | 1999-04-20 | Northern Telecom Limited | Forward error correction assisted receiver optimization |
| US6069718A (en) * | 1997-09-19 | 2000-05-30 | Nortel Networks Corporation | Distortion penalty measurement procedure in optical systems using noise loading |
| US6008916A (en) * | 1997-09-19 | 1999-12-28 | Nortel Networks Corporation | Distortion penalty measurement technique in optical systems based on signal level adjustment |
| DE19904252A1 (de) * | 1999-02-03 | 2000-08-10 | Alcatel Sa | Methode zur Detektion von Verzerrungen sowie Empfänger für verzerrte optische Signale |
| US6407805B1 (en) * | 2000-06-02 | 2002-06-18 | Agilent Technologies, Inc. | Time delay measurement using optical signals modulated at multiple frequencies |
| JP2001349804A (ja) | 2000-06-06 | 2001-12-21 | Advantest Corp | 光特性測定装置、方法、記録媒体 |
| JP2001356075A (ja) | 2000-06-15 | 2001-12-26 | Advantest Corp | 光特性測定装置、方法、記録媒体 |
| JP2002022613A (ja) * | 2000-07-10 | 2002-01-23 | Advantest Corp | 光特性測定装置、方法、記録媒体 |
| WO2002010705A2 (en) * | 2000-08-01 | 2002-02-07 | Wavecrest Corporation | Electromagnetic and optical analyzer |
| JP2002122514A (ja) * | 2000-10-13 | 2002-04-26 | Advantest Corp | 光特性測定装置、方法、記録媒体 |
| DE50100041D1 (de) | 2001-02-16 | 2002-11-21 | Acterna Eningen Gmbh | Vorrichtung und Verfahren zum Messen der chromatischen Dispersion einer optischen Übertragungsstrecke |
| DE60219454T2 (de) * | 2001-04-05 | 2007-07-19 | Agilent Technologies Inc., Santa Clara | Bestimmung optischer eigenschaften unter nutzung der signaldifferenzen hervorgerufen durch die modulierten laser-signale |
| JP3957136B2 (ja) * | 2001-10-16 | 2007-08-15 | 富士通株式会社 | 波長分散量の測定方法及び光伝送システム |
| EP1347589A1 (en) * | 2002-03-21 | 2003-09-24 | Alcatel | A wavelength division multiplex transmission system or a polarisation division multiplex system which means for measuring dispersion characteristics, an optical transmitter, an optical receiver and a method therefore |
| US7206516B2 (en) * | 2002-04-30 | 2007-04-17 | Pivotal Decisions Llc | Apparatus and method for measuring the dispersion of a fiber span |
| US7187861B2 (en) | 2003-10-15 | 2007-03-06 | Exfo Electro-Optical Engineering Inc. | Method and apparatus for testing optical networks |
| US7756418B2 (en) * | 2005-03-07 | 2010-07-13 | Anritsu Instruments Company | Passive optical network loss test apparatus and method of use thereof |
| US7949257B2 (en) * | 2007-11-12 | 2011-05-24 | Oclaro (North America), Inc. | System and method for tunable chromatic dispersion compensation |
| US8014669B2 (en) * | 2007-12-17 | 2011-09-06 | Verizon Patent And Licensing Inc. | In-channel residual chromatic dispersion measurement |
| US7693365B2 (en) * | 2008-02-04 | 2010-04-06 | Infinera Corporation | Dispersion mapping of transmitted channels in a WDM system |
| WO2011054371A1 (en) * | 2009-11-03 | 2011-05-12 | Nokia Siemens Networks Oy | Measurement of accumulated chromatic dispersion in an optical data transmission network |
| CN102045109B (zh) * | 2011-01-19 | 2014-06-18 | 武汉虹拓新技术有限责任公司 | 一种光纤链路在线色散测量装置 |
| US9831948B2 (en) | 2015-09-22 | 2017-11-28 | Exfo Inc. | Optical power measurement in a passive optical network |
| US10270554B2 (en) | 2015-09-22 | 2019-04-23 | Exfo Inc. | Optical power measurement in a passive optical network |
| US10404397B2 (en) * | 2015-12-23 | 2019-09-03 | Adva Optical Networking Se | Wavelength division multiplexed telecommunication system with automatic compensation of chromatic dispersion |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1195138A (en) * | 1983-06-06 | 1985-10-15 | Paul J. Vella | Measuring chromatic dispersion of fibers |
| US4750833A (en) * | 1985-12-03 | 1988-06-14 | Princeton Applied Research Corp. | Fiber optic dispersion method and apparatus |
| FR2601134A1 (fr) * | 1986-07-02 | 1988-01-08 | Alphatronix Sa | Procede pour mesurer la dispersion chromatique d'une fibre optique et appareil pour la mise en oeuvre de ce procede |
-
1987
- 1987-02-27 JP JP62044569A patent/JPS63210743A/ja active Granted
-
1988
- 1988-02-24 US US07/159,838 patent/US4799790A/en not_active Expired - Fee Related
- 1988-02-26 EP EP19880102918 patent/EP0280328A3/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0280328A2 (en) | 1988-08-31 |
| US4799790A (en) | 1989-01-24 |
| EP0280328A3 (en) | 1990-10-31 |
| JPH031610B2 (enExample) | 1991-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS63210743A (ja) | 波長分散測定器 | |
| JP4567653B2 (ja) | 光学的構成要素を試験するためのシステムおよび方法 | |
| JP3462938B2 (ja) | 波長多重時の雑音指数測定方法および測定装置 | |
| US5202782A (en) | Optical communication method and optical communication system | |
| EP0521514A2 (en) | Optical frequency division multiplexing transmission system | |
| JP2020518146A5 (enExample) | ||
| JP3222562B2 (ja) | 光ネットワークアナライザ | |
| US5191457A (en) | Wdm optical communication wherein optical beams are modulated by channel discrimination signals of different frequencies by data signals | |
| US5592284A (en) | Single connection automated bi-directional fiberoptic attenuation measurement system | |
| US6359685B1 (en) | Apparatus and method for generation of optical signals | |
| JP3262311B2 (ja) | 周波数掃引誤差検出方法および回路、光周波数掃引光源、ならびに光周波数領域反射測定回路 | |
| JPH09236513A (ja) | コヒーレントotdr装置およびコヒーレントotdr測定方法 | |
| JP2005502221A (ja) | 光ファイバ・リンクによって伝送された信号においてpmdパラメータを検出し補償するための方法及び装置、並びにこれらを用いた通信システム | |
| JP3496878B2 (ja) | 波長分散及び損失波長依存性測定装置 | |
| US7680418B2 (en) | Multi-rate clock signal extracting method and multi-rate clock signal extracting device | |
| JP2007093405A (ja) | 光パルス試験器 | |
| US7218859B2 (en) | System and method for an optical signal monitor | |
| US4244054A (en) | Method and apparatus for measuring the amplitude and the group delay for each side-band of an amplitude modulated transmitter | |
| JPS63210742A (ja) | レベルモニタ付き波長分散測定器 | |
| JPH11271179A (ja) | 光ファイバの波長分散測定装置 | |
| JP2851247B2 (ja) | 光伝送システム | |
| RU2131643C1 (ru) | Датчик контрольных сигналов | |
| SU1525579A1 (ru) | Устройство дл обработки сигнала лазерного доплеровского анемометра | |
| JPS63285442A (ja) | 波長分散測定器 | |
| CA2320446C (en) | Apparatus and method for generation of optical signals |