JPH0549057B2 - - Google Patents
Info
- Publication number
- JPH0549057B2 JPH0549057B2 JP61051672A JP5167286A JPH0549057B2 JP H0549057 B2 JPH0549057 B2 JP H0549057B2 JP 61051672 A JP61051672 A JP 61051672A JP 5167286 A JP5167286 A JP 5167286A JP H0549057 B2 JPH0549057 B2 JP H0549057B2
- Authority
- JP
- Japan
- Prior art keywords
- optical fiber
- light
- measured
- polarization
- light source
- 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
- 239000013307 optical fiber Substances 0.000 claims description 46
- 230000010287 polarization Effects 0.000 claims description 35
- 238000000926 separation method Methods 0.000 claims description 9
- 230000003287 optical effect Effects 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 description 15
- 239000000835 fiber Substances 0.000 description 15
- 230000008878 coupling Effects 0.000 description 10
- 238000010168 coupling process Methods 0.000 description 10
- 238000005859 coupling reaction Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000004364 calculation method Methods 0.000 description 4
- 238000000253 optical time-domain reflectometry Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 2
- NCGICGYLBXGBGN-UHFFFAOYSA-N 3-morpholin-4-yl-1-oxa-3-azonia-2-azanidacyclopent-3-en-5-imine;hydrochloride Chemical compound Cl.[N-]1OC(=N)C=[N+]1N1CCOCC1 NCGICGYLBXGBGN-UHFFFAOYSA-N 0.000 description 1
- 238000012935 Averaging Methods 0.000 description 1
- 229910021532 Calcite Inorganic materials 0.000 description 1
- 238000001069 Raman spectroscopy Methods 0.000 description 1
- 238000000098 azimuthal photoelectron diffraction Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000002019 doping agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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
- G01M11/31—Testing of optical devices, constituted by fibre optics or optical waveguides with a light emitter and a light receiver being disposed at the same side of a fibre or waveguide end-face, e.g. reflectometers
- G01M11/3181—Reflectometers dealing with polarisation
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5167286A JPS62207927A (ja) | 1986-03-10 | 1986-03-10 | 光フアイバ測定器 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5167286A JPS62207927A (ja) | 1986-03-10 | 1986-03-10 | 光フアイバ測定器 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62207927A JPS62207927A (ja) | 1987-09-12 |
| JPH0549057B2 true JPH0549057B2 (ru) | 1993-07-23 |
Family
ID=12893369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5167286A Granted JPS62207927A (ja) | 1986-03-10 | 1986-03-10 | 光フアイバ測定器 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62207927A (ru) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02103434A (ja) * | 1988-10-13 | 1990-04-16 | Fujikura Ltd | 光フアイバケーブルの長さ方向歪分布測定方法とそれに使用する装置および光フアイバ |
| JPH04274724A (ja) * | 1991-03-02 | 1992-09-30 | Fujikura Ltd | Ｏｔｄｒ装置 |
| IT1291413B1 (it) * | 1997-02-13 | 1999-01-11 | Andrea Galtarossa | Strumento riflettometrico per la misura di birifrangenza distribuita in fibre ottiche monomodali |
| US6614512B1 (en) | 1999-09-06 | 2003-09-02 | Anritsu Corporation | System for measuring wavelength dispersion of optical fiber |
| JP2002048680A (ja) * | 2000-08-01 | 2002-02-15 | Anritsu Corp | 光ファイバの偏波モード分散分布測定方法及び装置 |
| CN100541158C (zh) * | 2002-07-19 | 2009-09-16 | 株式会社藤仓 | 光纤偏振波模式分散的测定方法及其测定装置 |
| JP4498818B2 (ja) * | 2004-05-14 | 2010-07-07 | 株式会社フジクラ | 光ファイバ伝送路の良否判定方法 |
| JP4717724B2 (ja) * | 2006-06-08 | 2011-07-06 | 日本電信電話株式会社 | 偏波分散測定器 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5712088A (en) * | 1980-06-27 | 1982-01-21 | Toa Gurauto Kogyo Kk | Stabilizing agent for excavation surface |
-
1986
- 1986-03-10 JP JP5167286A patent/JPS62207927A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5712088A (en) * | 1980-06-27 | 1982-01-21 | Toa Gurauto Kogyo Kk | Stabilizing agent for excavation surface |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62207927A (ja) | 1987-09-12 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |