CN107078794B - 光信号路由装置 - Google Patents
光信号路由装置 Download PDFInfo
- Publication number
- CN107078794B CN107078794B CN201580060869.8A CN201580060869A CN107078794B CN 107078794 B CN107078794 B CN 107078794B CN 201580060869 A CN201580060869 A CN 201580060869A CN 107078794 B CN107078794 B CN 107078794B
- Authority
- CN
- China
- Prior art keywords
- attenuation
- wavelength
- reflector
- lens
- filter
- 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.)
- Active
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 101
- 230000002238 attenuated effect Effects 0.000 claims abstract description 41
- 239000000835 fiber Substances 0.000 description 80
- 238000000253 optical time-domain reflectometry Methods 0.000 description 25
- 239000013307 optical fiber Substances 0.000 description 14
- 238000011144 upstream manufacturing Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 238000003780 insertion Methods 0.000 description 8
- 230000037431 insertion Effects 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 4
- 238000002955 isolation Methods 0.000 description 4
- 239000006117 anti-reflective coating Substances 0.000 description 3
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 230000008054 signal transmission Effects 0.000 description 2
- 241000283984 Rodentia Species 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G02B6/28—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals
- G02B6/293—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means
- G02B6/29346—Optical coupling means having data bus means, i.e. plural waveguides interconnected and providing an inherently bidirectional system by mixing and splitting signals with wavelength selective means operating by wave or beam interference
- G02B6/29361—Interference filters, e.g. multilayer coatings, thin film filters, dichroic splitters or mirrors based on multilayers, WDM filters
- G02B6/2937—In line lens-filtering-lens devices, i.e. elements arranged along a line and mountable in a cylindrical package for compactness, e.g. 3- port device with GRIN lenses sandwiching a single filter operating at normal incidence in a tubular package
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/07—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems
- H04B10/071—Arrangements for monitoring or testing transmission systems; Arrangements for fault measurement of transmission systems using a reflected signal, e.g. using optical time domain reflectometers [OTDR]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J14/00—Optical multiplex systems
- H04J14/02—Wavelength-division multiplex systems
- H04J14/0278—WDM optical network architectures
- H04J14/0282—WDM tree architectures
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/42—Coupling light guides with opto-electronic elements
- G02B6/4201—Packages, e.g. shape, construction, internal or external details
- G02B6/4246—Bidirectionally operating package structures
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Electromagnetism (AREA)
- Optical Couplings Of Light Guides (AREA)
- Optical Communication System (AREA)
- Testing Of Optical Devices Or Fibers (AREA)
- Mechanical Coupling Of Light Guides (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201462060541P | 2014-10-06 | 2014-10-06 | |
US62/060,541 | 2014-10-06 | ||
PCT/US2015/053809 WO2016057339A1 (en) | 2014-10-06 | 2015-10-02 | Apparatus and method for optical time-domain reflectometry |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107078794A CN107078794A (zh) | 2017-08-18 |
CN107078794B true CN107078794B (zh) | 2019-12-31 |
Family
ID=55632723
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201580060869.8A Active CN107078794B (zh) | 2014-10-06 | 2015-10-02 | 光信号路由装置 |
Country Status (7)
Country | Link |
---|---|
US (2) | US9846279B2 (zh) |
EP (1) | EP3205033B1 (zh) |
JP (1) | JP6619805B2 (zh) |
CN (1) | CN107078794B (zh) |
ES (1) | ES2924726T3 (zh) |
PT (1) | PT3205033T (zh) |
WO (1) | WO2016057339A1 (zh) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2016034457A1 (en) * | 2014-09-03 | 2016-03-10 | British Telecommunications Public Limited Company | Optical network fault identification |
KR101726650B1 (ko) * | 2015-08-24 | 2017-04-14 | (주) 라이트론 | 듀얼 대역통과 wdm 커플러가 내장된 광 송수신 모듈 |
WO2018137212A1 (zh) * | 2017-01-25 | 2018-08-02 | 深圳太辰光通信股份有限公司 | 一种无源波分移动前传网络系统 |
US10666540B2 (en) | 2017-07-17 | 2020-05-26 | International Business Machines Corporation | Dynamic time-domain reflectometry analysis for field replaceable unit isolation in a running system |
CN110176957A (zh) * | 2019-05-26 | 2019-08-27 | 太原理工大学 | 一种高精度、大动态范围监测wdm-pon故障的装置及方法 |
US20220286221A1 (en) * | 2019-09-06 | 2022-09-08 | Telefonaktiebolaget Lm Ericsson (Publ) | Optical Node and Optical Transceiver for Auto Tuning of Operational Wavelength |
CN111999813B (zh) * | 2020-08-07 | 2022-11-18 | 上海中科创欣通讯设备有限公司 | 优化偏振相关损耗的方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5453827A (en) * | 1993-02-24 | 1995-09-26 | Dicon Fiberoptics | Fiberoptic in-line filter and technique for measuring the transmission quality of an optical fiber through the use of a fiberoptic in-line filter |
EP1098458A2 (en) * | 1999-11-08 | 2001-05-09 | Fujitsu Limited | An apparatus and a method for locating a fault of a transmission line |
CN1349692A (zh) * | 1999-04-30 | 2002-05-15 | 艾利森电话股份有限公司 | 波长选择滤光装置及其方法 |
US6456634B1 (en) * | 1999-07-22 | 2002-09-24 | Siemens Aktiengesellschaft | Circuit and method for recognizing an interruption in a light waveguide link |
US6630992B1 (en) * | 1998-07-09 | 2003-10-07 | Deutsche Telekom Ag | Method and device for executing control and monitoring measurements in optical transmission paths |
US6842562B2 (en) * | 2002-05-30 | 2005-01-11 | Fujitsu Network Communications, Inc. | Optical add/drop node and method |
US7184620B1 (en) * | 2002-11-27 | 2007-02-27 | Oplink Communications, Inc. | 3-port optical add-drop multiplexer (OADM) |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5818986A (en) * | 1996-10-15 | 1998-10-06 | Asawa; Charles K. | Angular Bragg reflection planar channel waveguide wavelength demultiplexer |
US6141089A (en) * | 1997-01-16 | 2000-10-31 | Hewlett-Packard Company | Optical time domain reflectometer for measurements in optical networks with currently applied traffic signals |
JP3949977B2 (ja) | 2002-02-18 | 2007-07-25 | 沖電気工業株式会社 | 波長分割多重通信用光分波器 |
JP2004054181A (ja) * | 2002-07-24 | 2004-02-19 | Fujitsu Media Device Kk | 波長フィルタ、可変波長フィルタ、及び光学素子 |
JP2006086955A (ja) * | 2004-09-17 | 2006-03-30 | Fujitsu Ltd | 伝送特性評価システムおよびその擬似伝送路装置 |
US20120134663A1 (en) * | 2010-11-29 | 2012-05-31 | Hongsheng Wang | System and method for managing optical system failure |
US9461769B2 (en) * | 2014-03-12 | 2016-10-04 | Stmicroelectronics S.R.L. | Optical demultiplexer and method of controlling an optical demultiplexer |
-
2015
- 2015-10-02 CN CN201580060869.8A patent/CN107078794B/zh active Active
- 2015-10-02 US US14/873,594 patent/US9846279B2/en active Active
- 2015-10-02 JP JP2017518335A patent/JP6619805B2/ja active Active
- 2015-10-02 EP EP15848389.1A patent/EP3205033B1/en active Active
- 2015-10-02 ES ES15848389T patent/ES2924726T3/es active Active
- 2015-10-02 WO PCT/US2015/053809 patent/WO2016057339A1/en active Application Filing
- 2015-10-02 PT PT158483891T patent/PT3205033T/pt unknown
-
2017
- 2017-10-26 US US15/794,399 patent/US9983358B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5453827A (en) * | 1993-02-24 | 1995-09-26 | Dicon Fiberoptics | Fiberoptic in-line filter and technique for measuring the transmission quality of an optical fiber through the use of a fiberoptic in-line filter |
US6630992B1 (en) * | 1998-07-09 | 2003-10-07 | Deutsche Telekom Ag | Method and device for executing control and monitoring measurements in optical transmission paths |
CN1349692A (zh) * | 1999-04-30 | 2002-05-15 | 艾利森电话股份有限公司 | 波长选择滤光装置及其方法 |
US6456634B1 (en) * | 1999-07-22 | 2002-09-24 | Siemens Aktiengesellschaft | Circuit and method for recognizing an interruption in a light waveguide link |
EP1098458A2 (en) * | 1999-11-08 | 2001-05-09 | Fujitsu Limited | An apparatus and a method for locating a fault of a transmission line |
US6842562B2 (en) * | 2002-05-30 | 2005-01-11 | Fujitsu Network Communications, Inc. | Optical add/drop node and method |
US7184620B1 (en) * | 2002-11-27 | 2007-02-27 | Oplink Communications, Inc. | 3-port optical add-drop multiplexer (OADM) |
Also Published As
Publication number | Publication date |
---|---|
EP3205033A1 (en) | 2017-08-16 |
JP2017538313A (ja) | 2017-12-21 |
EP3205033A4 (en) | 2018-06-27 |
US9983358B2 (en) | 2018-05-29 |
PT3205033T (pt) | 2022-08-16 |
US9846279B2 (en) | 2017-12-19 |
EP3205033B1 (en) | 2022-06-08 |
JP6619805B2 (ja) | 2019-12-11 |
CN107078794A (zh) | 2017-08-18 |
US20160097901A1 (en) | 2016-04-07 |
WO2016057339A1 (en) | 2016-04-14 |
ES2924726T3 (es) | 2022-10-10 |
US20180045890A1 (en) | 2018-02-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107078794B (zh) | 光信号路由装置 | |
US10924182B2 (en) | Integrated optical switching and splitting for troubleshooting in optical networks | |
US9608720B2 (en) | System for testing passive optical lines | |
GB2387447A (en) | Optical connector with total internal reflection surface | |
WO2014099457A2 (en) | Non-intrusive monitoring optical connection apparatus | |
US9548810B2 (en) | Optical path processing method and apparatus | |
US20220368421A1 (en) | Concentric-core fibers and system using same | |
CN103323923A (zh) | 一种具有双重诊断故障的olt用光组件 | |
US6839485B2 (en) | Optical device for compensation of multiple wavelengths and working distances in dual-fiber collimators | |
US8855457B2 (en) | Optical splitting component | |
JP4015091B2 (ja) | 光線路監視用デバイス | |
CN114071262A (zh) | 一种光网络系统 | |
WO2017007749A1 (en) | Passive optical network and wavelength selective two-port reflectors for use therein | |
EP1050982A1 (en) | Optical coupler and circuit employing an optical coupler | |
JP4173967B2 (ja) | 光ファイバ損失測定方法及び測定装置 | |
WO2023210234A1 (ja) | 可変光減衰器及び可変光減衰システム | |
JP4103999B2 (ja) | 光線路損失測定方法及び測定装置 | |
US12088336B2 (en) | Optical time-domain reflectometer (OTDR)-based high reflective event measurement | |
KR100499260B1 (ko) | 광신호 삽입/추출 장치 | |
US20240310242A1 (en) | Bidirectional Optical Power Monitor | |
JPH09135206A (ja) | 光通信システム | |
Wood et al. | 3-Port Fibre Optic Beam Splitters for Space Division Multiplexed Systems | |
US6728440B1 (en) | Method and apparatus for multi-pass photonic processors with circulators and multiple-fiber collimators | |
JP4050661B2 (ja) | 光クロスコネクト装置 | |
JP2005345270A (ja) | 光線路試験システム、減衰ファイバ及び減衰素子 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: R*Peralta Inventor after: G*Laczka Inventor after: Lu Haiguang Inventor after: Kenichiro Takeuchi Inventor after: M*G*Barinos Inventor after: A*L*Lumantes Inventor after: E*M*A*Enke Inventor before: R*Peralta Inventor before: G*Laczka Inventor before: Lu Haiguang Inventor before: Kenichiro Takeuchi Inventor before: M*G*M*Barinos Inventor before: A*L*Lumantes Inventor before: E*M*A*Enke |
|
CB02 | Change of applicant information | ||
CB02 | Change of applicant information |
Address after: new jersey Applicant after: Optical communication Holding Co., Ltd Address before: new jersey Applicant before: GO FOTON HOLDINGS INC |
|
GR01 | Patent grant | ||
GR01 | Patent grant |