DE69824551T2 - Mit Pumplicht kontrolliertes optisches Schaltelement - Google Patents
Mit Pumplicht kontrolliertes optisches Schaltelement Download PDFInfo
- Publication number
- DE69824551T2 DE69824551T2 DE69824551T DE69824551T DE69824551T2 DE 69824551 T2 DE69824551 T2 DE 69824551T2 DE 69824551 T DE69824551 T DE 69824551T DE 69824551 T DE69824551 T DE 69824551T DE 69824551 T2 DE69824551 T2 DE 69824551T2
- Authority
- DE
- Germany
- Prior art keywords
- optical
- pump
- energy
- wavelength
- attenuator
- 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 - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title claims description 223
- 239000000835 fiber Substances 0.000 claims description 68
- 230000001419 dependent effect Effects 0.000 claims description 29
- 230000008878 coupling Effects 0.000 claims description 26
- 238000010168 coupling process Methods 0.000 claims description 26
- 238000005859 coupling reaction Methods 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 25
- 238000005086 pumping Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 8
- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000003595 spectral effect Effects 0.000 claims 4
- 238000002310 reflectometry Methods 0.000 claims 2
- 230000000116 mitigating effect Effects 0.000 claims 1
- 239000013307 optical fiber Substances 0.000 description 11
- 102100027004 Inhibin beta A chain Human genes 0.000 description 10
- 230000001902 propagating effect Effects 0.000 description 7
- 238000004891 communication Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 229910052691 Erbium Inorganic materials 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 3
- UYAHIZSMUZPPFV-UHFFFAOYSA-N erbium Chemical compound [Er] UYAHIZSMUZPPFV-UHFFFAOYSA-N 0.000 description 3
- 230000008054 signal transmission Effects 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/09—Processes or apparatus for excitation, e.g. pumping
- H01S3/091—Processes or apparatus for excitation, e.g. pumping using optical pumping
- H01S3/094—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light
- H01S3/094003—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light the pumped medium being a fibre
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
- H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
- H01S3/05—Construction or shape of optical resonators; Accommodation of active medium therein; Shape of active medium
- H01S3/06—Construction or shape of active medium
- H01S3/063—Waveguide lasers, i.e. whereby the dimensions of the waveguide are of the order of the light wavelength
- H01S3/067—Fibre lasers
- H01S3/06754—Fibre amplifiers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
- H04Q2011/0037—Operation
- H04Q2011/0041—Optical control
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Computer Networks & Wireless Communication (AREA)
- Optical Communication System (AREA)
- Lasers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/076,692 US5991476A (en) | 1998-05-12 | 1998-05-12 | Pump directed optical switching element |
| US76692 | 1998-05-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE69824551D1 DE69824551D1 (de) | 2004-07-22 |
| DE69824551T2 true DE69824551T2 (de) | 2005-06-30 |
Family
ID=22133646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE69824551T Expired - Lifetime DE69824551T2 (de) | 1998-05-12 | 1998-11-30 | Mit Pumplicht kontrolliertes optisches Schaltelement |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US5991476A (enExample) |
| EP (1) | EP0957544B1 (enExample) |
| JP (1) | JP2000028971A (enExample) |
| DE (1) | DE69824551T2 (enExample) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6801686B2 (en) * | 1997-06-06 | 2004-10-05 | Novera Optics, Inc. | Methods and apparatus for measuring the power spectrum of optical signals |
| US6532322B1 (en) * | 1997-06-06 | 2003-03-11 | Novera Optics, Inc. | Channel equalizer with acousto-optic variable attenuators |
| US6510261B2 (en) | 1997-06-06 | 2003-01-21 | Novera Optics, Inc. | Acousto-optic variable attenuator with active cancellation of back reflections |
| US6640027B2 (en) | 1997-06-06 | 2003-10-28 | Novera Optics, Inc. | Gain flattening tunable filter |
| US6539148B1 (en) * | 1997-06-06 | 2003-03-25 | Novera Optics, Inc. | Channel equalizer with acousto-optic variable attenuators |
| US6850655B2 (en) | 1997-06-16 | 2005-02-01 | Novera Optics, Inc. | Optical apparatus with faraday rotator, static gain flattening filter and variable optical attenuator |
| CA2211395A1 (en) * | 1997-07-24 | 1999-01-24 | Robert I. Macdonald | Optical switching system |
| JP3425861B2 (ja) * | 1998-02-20 | 2003-07-14 | 富士通株式会社 | 光交換機 |
| US6449073B1 (en) * | 1998-07-21 | 2002-09-10 | Corvis Corporation | Optical communication system |
| US6771905B1 (en) | 1999-06-07 | 2004-08-03 | Corvis Corporation | Optical transmission systems including optical switching devices, control apparatuses, and methods |
| WO2002009469A2 (en) * | 2000-07-26 | 2002-01-31 | Polatis Limited | Optical switch |
| US7685005B2 (en) * | 2000-08-29 | 2010-03-23 | Medtronic, Inc. | Medical device systems implemented network scheme for remote patient management |
| US6619864B2 (en) | 2001-03-15 | 2003-09-16 | Optinel Systems, Inc. | Optical channel monitor with continuous gas cell calibration |
| US6959153B2 (en) * | 2001-05-24 | 2005-10-25 | Broadband Royalty Corporation | Dynamically reconfigurable add/drop multiplexer with low coherent cross-talk for optical communication networks |
| US6993257B2 (en) * | 2001-08-15 | 2006-01-31 | Broadband Royalty Corporation | Optical channel monitor utilizing multiple Fabry-Perot filter pass-bands |
| US6738536B2 (en) * | 2001-12-20 | 2004-05-18 | Optinel Systems, Inc. | Wavelength tunable filter device for fiber optic systems |
| US7027732B2 (en) * | 2002-01-18 | 2006-04-11 | Pts Corporation | WDM cross-connects for core optical networks |
| US6922529B2 (en) * | 2002-08-09 | 2005-07-26 | Corvis Corporation | Optical communications systems, devices, and methods |
| US7016563B1 (en) * | 2003-12-08 | 2006-03-21 | The United States Of America Represented By The Secretary Of The Navy | Fiber optic switch |
| US7027211B1 (en) * | 2003-12-08 | 2006-04-11 | The United States Of America As Represented By The Secretary Of The Navy | Fiber optic switch employing optical amplifiers |
| FR2863727B1 (fr) * | 2003-12-12 | 2006-03-03 | Thales Sa | Systeme optronique actif laser a detective amelioree |
| GB201008003D0 (en) * | 2010-05-13 | 2010-06-30 | Oclaro Technology Plc | Optical Amplifiers |
| WO2020158532A1 (ja) * | 2019-01-30 | 2020-08-06 | 日本電気株式会社 | 光増幅装置及び光増幅方法 |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02293823A (ja) * | 1989-05-09 | 1990-12-05 | Nippon Telegr & Teleph Corp <Ntt> | 光切替えスイッチ |
| US5583957A (en) * | 1991-07-09 | 1996-12-10 | British Telecommunications Public Limited Company | Optical switch |
| GB2280279B (en) * | 1993-07-22 | 1996-06-26 | Northern Telecom Ltd | Branching unit for submarine telecommunications systems |
| US5491548A (en) * | 1994-03-18 | 1996-02-13 | Tektronix, Inc. | Optical signal measurement instrument and wide dynamic range optical receiver for use therein |
| US5544268A (en) * | 1994-09-09 | 1996-08-06 | Deacon Research | Display panel with electrically-controlled waveguide-routing |
| US5703710A (en) * | 1994-09-09 | 1997-12-30 | Deacon Research | Method for manipulating optical energy using poled structure |
| US5911018A (en) * | 1994-09-09 | 1999-06-08 | Gemfire Corporation | Low loss optical switch with inducible refractive index boundary and spaced output target |
| US5504772A (en) * | 1994-09-09 | 1996-04-02 | Deacon Research | Laser with electrically-controlled grating reflector |
| US5889610A (en) * | 1996-12-31 | 1999-03-30 | Lucent Technologies Inc. | Optical protection switching system |
| US5930013A (en) * | 1996-12-31 | 1999-07-27 | Lucent Technologies Inc. | Optical switched selector |
| JPH1152436A (ja) * | 1997-07-31 | 1999-02-26 | Nec Corp | 光スイッチ |
| JP3453301B2 (ja) * | 1998-04-27 | 2003-10-06 | 富士通株式会社 | 能動型光ファイバ及び光ファイバ増幅器 |
-
1998
- 1998-05-12 US US09/076,692 patent/US5991476A/en not_active Expired - Lifetime
- 1998-11-30 DE DE69824551T patent/DE69824551T2/de not_active Expired - Lifetime
- 1998-11-30 EP EP98122691A patent/EP0957544B1/en not_active Expired - Lifetime
-
1999
- 1999-05-12 JP JP11130860A patent/JP2000028971A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| EP0957544A1 (en) | 1999-11-17 |
| DE69824551D1 (de) | 2004-07-22 |
| EP0957544B1 (en) | 2004-06-16 |
| US5991476A (en) | 1999-11-23 |
| JP2000028971A (ja) | 2000-01-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: AVAGO TECHNOLOGIES FIBER IP (SINGAPORE) PTE. LTD., |
|
| 8328 | Change in the person/name/address of the agent |
Representative=s name: SCHOPPE, ZIMMERMANN, STOECKELER & ZINKLER, 82049 PU |
|
| 8328 | Change in the person/name/address of the agent |
Representative=s name: DILG HAEUSLER SCHINDELMANN PATENTANWALTSGESELLSCHA |