IL95518A - Measurement of optical attenuation along bent optical fibers - Google Patents
Measurement of optical attenuation along bent optical fibersInfo
- Publication number
- IL95518A IL95518A IL9551890A IL9551890A IL95518A IL 95518 A IL95518 A IL 95518A IL 9551890 A IL9551890 A IL 9551890A IL 9551890 A IL9551890 A IL 9551890A IL 95518 A IL95518 A IL 95518A
- Authority
- IL
- Israel
- Prior art keywords
- optical fiber
- bending
- light
- length
- passing
- Prior art date
Links
- 239000013307 optical fiber Substances 0.000 title claims description 131
- 230000003287 optical effect Effects 0.000 title claims description 20
- 238000005259 measurement Methods 0.000 title claims description 14
- 238000005452 bending Methods 0.000 claims description 28
- 238000000034 method Methods 0.000 claims description 13
- 238000012360 testing method Methods 0.000 claims description 5
- 238000013001 point bending Methods 0.000 claims description 4
- 230000001902 propagating effect Effects 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 239000000835 fiber Substances 0.000 description 21
- 238000013459 approach Methods 0.000 description 9
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000003365 glass fiber Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
-
- 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
- G01M11/08—Testing mechanical properties
- G01M11/088—Testing mechanical properties of optical fibres; Mechanical features associated with the optical testing of optical fibres
-
- 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
- G01M11/35—Testing of optical devices, constituted by fibre optics or optical waveguides in which light is transversely coupled into or out of the fibre or waveguide, e.g. using integrating spheres
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Optics & Photonics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Light Guides In General And Applications Therefor (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/417,370 US4996420A (en) | 1989-10-05 | 1989-10-05 | Measurement of optical attenuation along the length of bent optical fibers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IL95518A0 IL95518A0 (en) | 1991-06-30 |
| IL95518A true IL95518A (en) | 1994-07-31 |
Family
ID=23653742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IL9551890A IL95518A (en) | 1989-10-05 | 1990-08-29 | Measurement of optical attenuation along bent optical fibers |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US4996420A (ko) |
| EP (1) | EP0421657A3 (ko) |
| JP (1) | JPH03180738A (ko) |
| KR (1) | KR940010056B1 (ko) |
| CA (1) | CA2024117A1 (ko) |
| IL (1) | IL95518A (ko) |
| NO (1) | NO904204L (ko) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IL102091A (en) * | 1992-06-03 | 1996-03-31 | Israel State | A method of measuring the sensitivity to bending of optical fibers |
| ATE164225T1 (de) * | 1992-07-30 | 1998-04-15 | Siemens Ag | Einrichtung für messungen an lichtwellenleitern und verfahren zur durchführung der messung |
| JP2784155B2 (ja) * | 1995-02-07 | 1998-08-06 | 川崎重工業株式会社 | 光ファイバ高速繰り出し試験装置 |
| US5684912A (en) * | 1995-10-18 | 1997-11-04 | Fico, Inc. | Optical fiber signal attenuator |
| US5805318A (en) * | 1996-11-04 | 1998-09-08 | Honeywell Inc. | Apparatus for determining the effect of modal noise on a communication system by flexing an optical fiber |
| EP1130718A3 (en) * | 2000-01-20 | 2003-07-02 | Cyoptics (Israel) Ltd. | Tunable frequency stabilized fiber grating laser |
| US6687426B1 (en) * | 2000-12-28 | 2004-02-03 | Nortel Networks Limited | Out of band fiber characterization using optical amplifier light sources |
| JP2009020167A (ja) * | 2007-07-10 | 2009-01-29 | Central Glass Co Ltd | 光損失デバイス |
| US7808622B2 (en) * | 2007-09-18 | 2010-10-05 | Verizon Patent And Licensing Inc. | Fiber rack assembly and associated testing system |
| US7746454B2 (en) * | 2008-03-27 | 2010-06-29 | Corning Incorporated | Optical fiber continuous measurement system |
| US8610885B2 (en) * | 2010-06-17 | 2013-12-17 | Verizon Patent And Licensing Inc. | Coated optical-fiber bend-fatigue and reliability tester |
| US9581521B2 (en) * | 2013-09-12 | 2017-02-28 | Corning Incorporated | Systems and methods for inspecting wound optical fiber |
| KR20190064964A (ko) * | 2017-12-01 | 2019-06-11 | 삼성전자주식회사 | 마이크로 스케일의 도파관 분광기 |
Family Cites Families (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4081258A (en) * | 1976-05-12 | 1978-03-28 | International Telephone And Telegraph Corporation | Method for using on line optic fiber loss monitor |
| DE2744219C3 (de) * | 1977-09-30 | 1980-08-28 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vorrichtung zur zerstörungsfreien Untersuchung von Lichtwellenleitern |
| DE3039088A1 (de) * | 1980-10-16 | 1981-10-29 | Deutsche Bundespost vertreten durch den Präsidenten des Fernmeldetechnischen Zentralamtes, 6100 Darmstadt | Verfahren und anordnung zur untersuchung des uebertragungsverhaltens von lichtwellenleiterkabeln |
| JPS57199931A (en) * | 1981-06-03 | 1982-12-08 | Sumitomo Electric Ind Ltd | Detecting apparatus of disconnected part for optical fiber |
| JPS5990027A (ja) * | 1983-05-20 | 1984-05-24 | Mitsubishi Rayon Co Ltd | 光学繊維の光伝送損失測定装置 |
| JPS6086437A (ja) * | 1983-10-18 | 1985-05-16 | Mitsubishi Rayon Co Ltd | 光フアイバ−の欠点位置検出方法および装置 |
| EP0145343B1 (en) * | 1983-11-18 | 1988-05-18 | Nippon Telegraph And Telephone Corporation | Optical fibre test method and apparatus for performing the method |
| US4618212A (en) * | 1984-05-30 | 1986-10-21 | At&T Bell Laboratories | Optical fiber splicing using leaky mode detector |
| DE3544871A1 (de) * | 1984-12-19 | 1986-09-11 | Erwin Sick Gmbh Optik-Elektronik, 7808 Waldkirch | Optisches fehlersuchgeraet |
| JPS61239137A (ja) * | 1985-04-15 | 1986-10-24 | Sumitomo Electric Ind Ltd | 単一モ−ド光フアイバの特性測定装置 |
| CA1273816A (en) * | 1985-05-24 | 1990-09-11 | Masatoshi Kaneshi | Method of the measurement of light from an optical cable and arrangement therefor |
| US4659217A (en) * | 1985-07-15 | 1987-04-21 | Raychem Corp. | Determining splice attenuation |
| JPS63108243A (ja) * | 1986-10-24 | 1988-05-13 | Nippon Telegr & Teleph Corp <Ntt> | 光フアイバケ−ブル断線検査方法 |
| JPH01203938A (ja) * | 1988-02-10 | 1989-08-16 | Fujikura Ltd | 光ファイバの曲げ損失測定装置 |
-
1989
- 1989-10-05 US US07/417,370 patent/US4996420A/en not_active Expired - Lifetime
-
1990
- 1990-08-28 CA CA002024117A patent/CA2024117A1/en not_active Abandoned
- 1990-08-29 IL IL9551890A patent/IL95518A/en unknown
- 1990-09-25 EP EP19900310471 patent/EP0421657A3/en not_active Withdrawn
- 1990-09-27 NO NO90904204A patent/NO904204L/no unknown
- 1990-09-28 KR KR1019900015598A patent/KR940010056B1/ko not_active IP Right Cessation
- 1990-10-05 JP JP2266569A patent/JPH03180738A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CA2024117A1 (en) | 1991-04-06 |
| EP0421657A2 (en) | 1991-04-10 |
| IL95518A0 (en) | 1991-06-30 |
| NO904204D0 (no) | 1990-09-27 |
| KR910008391A (ko) | 1991-05-31 |
| US4996420A (en) | 1991-02-26 |
| JPH03180738A (ja) | 1991-08-06 |
| KR940010056B1 (ko) | 1994-10-21 |
| NO904204L (no) | 1991-04-08 |
| EP0421657A3 (en) | 1992-10-14 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| KB | Patent renewed | ||
| HC | Change of name of proprietor(s) | ||
| KB | Patent renewed | ||
| KB | Patent renewed | ||
| KB | Patent renewed |