FR2706090B1 - Resonator device for obtaining coherent light with a reduced frequency bandwidth. - Google Patents

Resonator device for obtaining coherent light with a reduced frequency bandwidth.

Info

Publication number
FR2706090B1
FR2706090B1 FR9406821A FR9406821A FR2706090B1 FR 2706090 B1 FR2706090 B1 FR 2706090B1 FR 9406821 A FR9406821 A FR 9406821A FR 9406821 A FR9406821 A FR 9406821A FR 2706090 B1 FR2706090 B1 FR 2706090B1
Authority
FR
France
Prior art keywords
coherent light
frequency bandwidth
resonator device
reduced frequency
obtaining coherent
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 - Fee Related
Application number
FR9406821A
Other languages
French (fr)
Other versions
FR2706090A1 (en
Inventor
Hans Kragl
Wolf-Henning Rech
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of FR2706090A1 publication Critical patent/FR2706090A1/en
Application granted granted Critical
Publication of FR2706090B1 publication Critical patent/FR2706090B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • H01S3/0675—Resonators including a grating structure, e.g. distributed Bragg reflectors [DBR] or distributed feedback [DFB] fibre lasers
    • 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
    • H01S3/10—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating
    • H01S3/105—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length
    • H01S3/1055—Controlling the intensity, frequency, phase, polarisation or direction of the emitted radiation, e.g. switching, gating, modulating or demodulating by controlling the mutual position or the reflecting properties of the reflectors of the cavity, e.g. by controlling the cavity length one of the reflectors being constituted by a diffraction grating

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
  • Optical Integrated Circuits (AREA)
  • Light Guides In General And Applications Therefor (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
FR9406821A 1993-06-05 1994-06-03 Resonator device for obtaining coherent light with a reduced frequency bandwidth. Expired - Fee Related FR2706090B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4318752A DE4318752B4 (en) 1993-06-05 1993-06-05 Resonator device with optical waveguide made of a polymer

Publications (2)

Publication Number Publication Date
FR2706090A1 FR2706090A1 (en) 1994-12-09
FR2706090B1 true FR2706090B1 (en) 1997-07-18

Family

ID=6489728

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9406821A Expired - Fee Related FR2706090B1 (en) 1993-06-05 1994-06-03 Resonator device for obtaining coherent light with a reduced frequency bandwidth.

Country Status (5)

Country Link
JP (1) JPH0722673A (en)
KR (1) KR950002133A (en)
DE (1) DE4318752B4 (en)
FR (1) FR2706090B1 (en)
GB (1) GB2278716B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2308222B (en) * 1995-12-16 1997-11-12 Northern Telecom Ltd Gain clamped amplifier
DE19620594A1 (en) * 1996-05-22 1997-11-27 Sel Alcatel Ag Resonator for electromagnetic waves with a stabilizing device and method for stabilizing the resonator length
US6542714B1 (en) 2001-11-21 2003-04-01 Toshiba Tec Kabushiki Kaisha Image forming method and apparatus that uses an external sheet discharge tray for double-side copying
US7826133B2 (en) * 2005-01-11 2010-11-02 City University Of Hong Kong Doped polymeric optical waveguide amplifiers

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6255987A (en) * 1985-09-05 1987-03-11 Nec Corp Self-light injection semiconductor laser
EP0246793A3 (en) * 1986-05-19 1988-06-01 AT&T Corp. High-power, fundamental transverse mode laser
JP2692694B2 (en) * 1987-05-25 1997-12-17 日本電信電話株式会社 Optical fiber laser device
JPH0465886A (en) * 1990-07-06 1992-03-02 Mitsubishi Heavy Ind Ltd Distributed reflection type dye cell and distributed reflection type dye laser
JP2820545B2 (en) * 1991-02-18 1998-11-05 三菱重工業株式会社 Wavelength tunable distributed reflection type polymer dye cell and laser device
US5159601A (en) * 1991-07-17 1992-10-27 General Instrument Corporation Method for producing a tunable erbium fiber laser
DE4123858C1 (en) * 1991-07-18 1992-12-03 Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De Semiconductor laser array stabilising arrangement - provides fibre-shaped reflectors so that radiation characteristic extends as ray along X=axis
JPH05275789A (en) * 1992-03-26 1993-10-22 Res Dev Corp Of Japan Polymer optical fiber amplifier

Also Published As

Publication number Publication date
GB2278716B (en) 1997-03-19
DE4318752A1 (en) 1994-12-08
DE4318752B4 (en) 2004-02-05
JPH0722673A (en) 1995-01-24
GB2278716A (en) 1994-12-07
GB9410526D0 (en) 1994-07-13
KR950002133A (en) 1995-01-04
FR2706090A1 (en) 1994-12-09

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Legal Events

Date Code Title Description
ST Notification of lapse