JPH0325732B2 - - Google Patents
Info
- Publication number
- JPH0325732B2 JPH0325732B2 JP10993086A JP10993086A JPH0325732B2 JP H0325732 B2 JPH0325732 B2 JP H0325732B2 JP 10993086 A JP10993086 A JP 10993086A JP 10993086 A JP10993086 A JP 10993086A JP H0325732 B2 JPH0325732 B2 JP H0325732B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- optical fiber
- fiber
- acousto
- prism
- 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
Links
- 239000013307 optical fiber Substances 0.000 claims description 41
- 238000012360 testing method Methods 0.000 claims description 35
- 239000000835 fiber Substances 0.000 claims description 25
- 230000003287 optical effect Effects 0.000 claims description 20
- 230000010287 polarization Effects 0.000 claims description 13
- 238000001514 detection method Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 10
- 238000000034 method Methods 0.000 description 5
- 230000010355 oscillation Effects 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 238000000253 optical time-domain reflectometry Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 238000005562 fading Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 239000013256 coordination polymer Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 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
- 239000000203 mixture Substances 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 230000003595 spectral effect Effects 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
- G01M11/3172—Reflectometers detecting the back-scattered light in the frequency-domain, e.g. OFDR, FMCW, heterodyne detection
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Light Guides In General And Applications Therefor (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10993086A JPS62266434A (ja) | 1986-05-14 | 1986-05-14 | 光フアイバ試験装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10993086A JPS62266434A (ja) | 1986-05-14 | 1986-05-14 | 光フアイバ試験装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62266434A JPS62266434A (ja) | 1987-11-19 |
| JPH0325732B2 true JPH0325732B2 (enrdf_load_stackoverflow) | 1991-04-08 |
Family
ID=14522715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10993086A Granted JPS62266434A (ja) | 1986-05-14 | 1986-05-14 | 光フアイバ試験装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62266434A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3737635A1 (de) * | 1987-11-06 | 1989-05-18 | Philips Patentverwaltung | Optisches heterodyn-zeitbereichsreflektometer |
| JP2012088268A (ja) * | 2010-10-22 | 2012-05-10 | Yokogawa Electric Corp | 光パルス試験装置 |
| WO2025017890A1 (ja) * | 2023-07-20 | 2025-01-23 | 日本電信電話株式会社 | 光ファイバセンシング方法 |
-
1986
- 1986-05-14 JP JP10993086A patent/JPS62266434A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62266434A (ja) | 1987-11-19 |
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