GB2335074B - Optical Amplifier - Google Patents
Optical AmplifierInfo
- Publication number
- GB2335074B GB2335074B GB9912603A GB9912603A GB2335074B GB 2335074 B GB2335074 B GB 2335074B GB 9912603 A GB9912603 A GB 9912603A GB 9912603 A GB9912603 A GB 9912603A GB 2335074 B GB2335074 B GB 2335074B
- Authority
- GB
- United Kingdom
- Prior art keywords
- optical amplifier
- amplifier
- optical
- 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
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
- H01S3/05—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
- H01S3/06708—Constructional details of the fibre, e.g. compositions, cross-section, shape or tapering
- H01S3/06729—Peculiar transverse fibre profile
-
- 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
- H01S2301/00—Functional characteristics
- H01S2301/02—ASE (amplified spontaneous emission), noise; Reduction thereof
-
- 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
-
- 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
- H01S3/08—Construction or shape of optical resonators or components thereof
- H01S3/08018—Mode suppression
- H01S3/0804—Transverse or lateral modes
- H01S3/08045—Single-mode emission
-
- 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
- H01S3/094007—Cladding pumping, i.e. pump light propagating in a clad surrounding the active core
-
- 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
- H01S3/094042—Processes or apparatus for excitation, e.g. pumping using optical pumping by coherent light of a fibre laser
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0122822A GB2366447B (en) | 1996-12-04 | 1997-12-04 | Apparatus for Amplifying a Signal Beam having a Normalised Intensity Distribution |
GB9912603A GB2335074B (en) | 1996-12-04 | 1997-12-04 | Optical Amplifier |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9625231.7A GB9625231D0 (en) | 1996-12-04 | 1996-12-04 | Optical amplifiers & lasers |
PCT/GB1997/003353 WO1998025326A1 (en) | 1996-12-04 | 1997-12-04 | Optical amplifier and light source |
GB9912603A GB2335074B (en) | 1996-12-04 | 1997-12-04 | Optical Amplifier |
Publications (3)
Publication Number | Publication Date |
---|---|
GB9912603D0 GB9912603D0 (en) | 1999-07-28 |
GB2335074A GB2335074A (en) | 1999-09-08 |
GB2335074B true GB2335074B (en) | 2002-02-13 |
Family
ID=26310549
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0122822A Expired - Lifetime GB2366447B (en) | 1996-12-04 | 1997-12-04 | Apparatus for Amplifying a Signal Beam having a Normalised Intensity Distribution |
GB9912603A Expired - Lifetime GB2335074B (en) | 1996-12-04 | 1997-12-04 | Optical Amplifier |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0122822A Expired - Lifetime GB2366447B (en) | 1996-12-04 | 1997-12-04 | Apparatus for Amplifying a Signal Beam having a Normalised Intensity Distribution |
Country Status (1)
Country | Link |
---|---|
GB (2) | GB2366447B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE602004001127T2 (en) | 2003-01-24 | 2006-11-09 | Trumpf Werkzeugmaschinen Gmbh + Co. Kg | PAGE PUMPED FIBER LASER |
US7542488B2 (en) | 2003-01-24 | 2009-06-02 | Trumpf, Inc. | Fiber laser |
US7983312B2 (en) | 2007-08-09 | 2011-07-19 | Raytheon Company | Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber |
EP2677609B1 (en) * | 2008-11-17 | 2019-05-08 | Raytheon Company | Method and apparatus for generation and amplification of light in a semi-guiding high aspect ratio core fiber |
FR2952243B1 (en) * | 2009-11-03 | 2012-05-11 | Univ Bordeaux 1 | OPTICAL SOURCE USING A DOPED FIBER, FIBER FOR SUCH AN OPTICAL SOURCE AND METHOD FOR MANUFACTURING SUCH A FIBER |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0442553A1 (en) * | 1990-02-12 | 1991-08-21 | PIRELLI CAVI S.p.A. | Optical amplifier having a single-mode curved active fibre |
EP0519648A2 (en) * | 1991-06-19 | 1992-12-23 | AT&T Corp. | Gain switchable optical fiber amplifier |
EP0527265A1 (en) * | 1991-08-12 | 1993-02-17 | Corning Incorporated | Fiber amplifier having modified gain spectrum |
US5469292A (en) * | 1991-07-19 | 1995-11-21 | Lycom A/S | Method of amplifying an optical signal, an optical amplifier for performing the method, and use of such an optical amplifier as a source of light |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3456211A (en) * | 1966-06-16 | 1969-07-15 | American Optical Corp | Fiber laser structures and the like |
US5155621A (en) * | 1990-07-31 | 1992-10-13 | Fujitsu Limited | Optical fiber amplifier |
JP3556026B2 (en) * | 1995-10-30 | 2004-08-18 | 富士通株式会社 | Multi-wavelength optical amplifier that amplifies multiple wavelength signals at once |
-
1997
- 1997-12-04 GB GB0122822A patent/GB2366447B/en not_active Expired - Lifetime
- 1997-12-04 GB GB9912603A patent/GB2335074B/en not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0442553A1 (en) * | 1990-02-12 | 1991-08-21 | PIRELLI CAVI S.p.A. | Optical amplifier having a single-mode curved active fibre |
EP0519648A2 (en) * | 1991-06-19 | 1992-12-23 | AT&T Corp. | Gain switchable optical fiber amplifier |
US5469292A (en) * | 1991-07-19 | 1995-11-21 | Lycom A/S | Method of amplifying an optical signal, an optical amplifier for performing the method, and use of such an optical amplifier as a source of light |
EP0527265A1 (en) * | 1991-08-12 | 1993-02-17 | Corning Incorporated | Fiber amplifier having modified gain spectrum |
Non-Patent Citations (4)
Title |
---|
Optics Communication Vol 122 No 4/06 January 1996 pages 163-168 * |
Optics Communications Vol 109 No 5-6 July 1994 pages 499-506 * |
Optics Letters Vol 21 No 15 August 1996 pages 1144-1146 * |
Optics Letters Vol 22 No 14 July 1997 pages 1092-1094 * |
Also Published As
Publication number | Publication date |
---|---|
GB9912603D0 (en) | 1999-07-28 |
GB2335074A (en) | 1999-09-08 |
GB0122822D0 (en) | 2001-11-14 |
GB2366447B (en) | 2002-04-17 |
GB2366447A (en) | 2002-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) | ||
PE20 | Patent expired after termination of 20 years |
Expiry date: 20171203 |