DE69503249D1 - Struktur von optischen fasern zur effizienten ausnutzung der pumpleistung - Google Patents

Struktur von optischen fasern zur effizienten ausnutzung der pumpleistung

Info

Publication number
DE69503249D1
DE69503249D1 DE69503249T DE69503249T DE69503249D1 DE 69503249 D1 DE69503249 D1 DE 69503249D1 DE 69503249 T DE69503249 T DE 69503249T DE 69503249 T DE69503249 T DE 69503249T DE 69503249 D1 DE69503249 D1 DE 69503249D1
Authority
DE
Germany
Prior art keywords
optical fibers
efficient use
pumping performance
pumping
performance
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
Application number
DE69503249T
Other languages
English (en)
Other versions
DE69503249T2 (de
Inventor
Martin Muendel
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.)
Viavi Solutions Inc
Original Assignee
Polaroid Corp
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 Polaroid Corp filed Critical Polaroid Corp
Application granted granted Critical
Publication of DE69503249D1 publication Critical patent/DE69503249D1/de
Publication of DE69503249T2 publication Critical patent/DE69503249T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
    • G02B6/03633—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - -
    • 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
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03605—Highest refractive index not on central axis
    • 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
    • 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
    • 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
    • H01S3/06708—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
    • 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
    • H01S3/094069—Multi-mode pumping

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • General Physics & Mathematics (AREA)
  • Lasers (AREA)
DE69503249T 1994-07-29 1995-07-24 Struktur von optischen fasern zur effizienten ausnutzung der pumpleistung Expired - Lifetime DE69503249T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/283,226 US5533163A (en) 1994-07-29 1994-07-29 Optical fiber structure for efficient use of pump power
PCT/US1995/009311 WO1996004700A1 (en) 1994-07-29 1995-07-24 Optical fiber structure for efficient use of pump power

Publications (2)

Publication Number Publication Date
DE69503249D1 true DE69503249D1 (de) 1998-08-06
DE69503249T2 DE69503249T2 (de) 1998-10-29

Family

ID=23085099

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69503249T Expired - Lifetime DE69503249T2 (de) 1994-07-29 1995-07-24 Struktur von optischen fasern zur effizienten ausnutzung der pumpleistung

Country Status (9)

Country Link
US (1) US5533163A (de)
EP (1) EP0771481B1 (de)
JP (1) JP3039993B2 (de)
KR (1) KR100241581B1 (de)
CN (1) CN1084532C (de)
CA (1) CA2196188C (de)
DE (1) DE69503249T2 (de)
RU (1) RU2153214C1 (de)
WO (1) WO1996004700A1 (de)

Families Citing this family (79)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6873639B2 (en) * 1993-05-28 2005-03-29 Tong Zhang Multipass geometry and constructions for diode-pumped solid-state lasers and fiber lasers, and for optical amplifier and detector
WO1997008791A1 (en) * 1995-08-31 1997-03-06 Sdl, Inc. Optical fibre for improved power coupling
US5619522A (en) * 1995-09-07 1997-04-08 Dube; George Laser pump cavity
JP3298799B2 (ja) * 1995-11-22 2002-07-08 ルーセント テクノロジーズ インコーポレイテッド クラッディングポンプファイバとその製造方法
US5742633A (en) * 1996-10-02 1998-04-21 Yale University Asymmetric resonant optical cavity apparatus
DE69837650T2 (de) * 1997-02-14 2007-12-27 Honeywell International Inc. Optische, mantelgepumpte breitband-hochleistungsfaserquelle
US6263003B1 (en) 1997-02-14 2001-07-17 Alliedsignal Inc. High-power cladding-pumped broadband fiber source and amplifier
US6061378A (en) * 1997-05-13 2000-05-09 Cutting Edge Optronics, Inc. Multiple resonant cavity solid-state laser
US6181466B1 (en) 1997-08-23 2001-01-30 Pirelle Cavi E Sistemi S.P.A. Unequal couplers for multimode pumping optical amplifiers
US6278816B1 (en) 1997-12-09 2001-08-21 Scientific-Atlanta, Inc. Noise reduction technique for cladding pumped optical amplifiers
US6411762B1 (en) 1997-12-09 2002-06-25 Scientific-Atlanta, Inc. Optical fiber with irregularities at cladding boundary
US6031850A (en) * 1997-12-22 2000-02-29 Pc Photonics Corporation Clad pumped, eye-safe and multi-core phase-locked fiber lasers
US6157763A (en) 1998-01-28 2000-12-05 Sdl, Inc. Double-clad optical fiber with improved inner cladding geometry
US6125228A (en) * 1998-03-04 2000-09-26 Swales Aerospace, Inc. Apparatus for beam splitting, combining wavelength division multiplexing and demultiplexing
US6324320B1 (en) * 1998-03-17 2001-11-27 Polaroid Corporation Optical apparatus for producing a high-brightness multi-laser radiation source
US6327412B1 (en) 1998-04-22 2001-12-04 Sumitomo Electric Industries, Ltd. Optical fiber, light-emitting module, and optical fiber amplifier
US6192713B1 (en) 1998-06-30 2001-02-27 Sdl, Inc. Apparatus for the manufacture of glass preforms
AU5316699A (en) * 1998-08-25 2000-03-14 Corning Incorporated Methods and apparatus for producing optical fiber
DE19840926B4 (de) * 1998-09-08 2013-07-11 Hell Gravure Systems Gmbh & Co. Kg Anordnung zur Materialbearbeitung mittels Laserstrahlen und deren Verwendung
US6101199A (en) * 1999-01-05 2000-08-08 Apollo Instruments, Inc. High power high efficiency cladding pumping fiber laser
US6483973B1 (en) * 1999-04-09 2002-11-19 Fitel Usa Corp. Cladding member for optical fibers and optical fibers formed with the cladding member
JP3827883B2 (ja) * 1999-05-07 2006-09-27 三菱電線工業株式会社 光ファイバ
US6158436A (en) * 1999-05-26 2000-12-12 Watson; Wesley S. Patient constraint
US20090168111A9 (en) * 1999-09-01 2009-07-02 Hell Gravure Systems Gmbh Printing form processing with fine and coarse engraving tool processing tracks
US6438294B1 (en) 2000-01-18 2002-08-20 Institut National D'optique Optical fiber pumping apparatus and method for use in pumped optical fiber amplifier and laser systems
FR2811437A1 (fr) * 2000-07-06 2002-01-11 Cit Alcatel Fibre optique a pompage par la gaine et procede de fabrication d'une telle fibre
US6477307B1 (en) 2000-10-23 2002-11-05 Nufern Cladding-pumped optical fiber and methods for fabricating
US6516124B2 (en) 2001-03-02 2003-02-04 Optical Power Systems Incorporated Fiber for enhanced energy absorption
US6636675B2 (en) 2001-03-12 2003-10-21 Verrillon, Inc. Optical fiber with reduced cladding-mode loss
US6954575B2 (en) 2001-03-16 2005-10-11 Imra America, Inc. Single-polarization high power fiber lasers and amplifiers
US6816513B2 (en) * 2001-04-02 2004-11-09 Apollo Instruments, Inc. High power high efficiency cladding pumping fiber laser
US6831934B2 (en) * 2001-05-29 2004-12-14 Apollo Instruments, Inc. Cladding pumped fiber laser
US6625363B2 (en) 2001-06-06 2003-09-23 Nufern Cladding-pumped optical fiber
US6687445B2 (en) 2001-06-25 2004-02-03 Nufern Double-clad optical fiber for lasers and amplifiers
EP1421419B1 (de) * 2001-07-12 2007-09-12 OCG Technology Licensing, LLC Optische faser
US6785304B2 (en) * 2001-07-24 2004-08-31 Gsi Lumonics, Inc. Waveguide device with mode control and pump light confinement and method of using same
US6480659B1 (en) * 2001-11-14 2002-11-12 Rayteq Photonic Solutions Ltd. Optic fiber structure for efficient use of optical pump energy in three-level rare-earth doped fiber laser
WO2003050581A1 (en) * 2001-12-06 2003-06-19 Florida Institute Of Technology Method and apparatus for spatial domain multiplexing in optical fiber communications
US6879435B2 (en) * 2002-03-04 2005-04-12 The Boeing Company Fiber amplifier having an anisotropic numerical aperture for efficient coupling of pump energy
US7116887B2 (en) * 2002-03-19 2006-10-03 Nufern Optical fiber
US6836356B2 (en) * 2002-04-18 2004-12-28 Np Photonics, Inc. Alkali-metal-free phosphate glass with dn/dT ≈ 0 for use in fiber amplifiers
JP4665374B2 (ja) * 2002-08-22 2011-04-06 三菱電機株式会社 光導波路およびレーザ増幅器
US20040109225A1 (en) * 2002-12-06 2004-06-10 Np Photonics, Inc. Multi-mode pumped ase source using phosphate and tellurite glasses
US6959022B2 (en) * 2003-01-27 2005-10-25 Ceramoptec Gmbh Multi-clad optical fiber lasers and their manufacture
US7170919B2 (en) * 2003-06-23 2007-01-30 Northrop Grumman Corporation Diode-pumped solid-state laser gain module
GB0314817D0 (en) * 2003-06-25 2003-07-30 Southampton Photonics Ltd Apparatus for providing optical radiation
US20050024716A1 (en) * 2003-07-15 2005-02-03 Johan Nilsson Optical device with immediate gain for brightness enhancement of optical pulses
EP1676158B1 (de) * 2003-09-25 2019-05-22 Nufern Vorrichtung und verfahren zum ermöglichen von schleifen aus optischer faser
US7038844B2 (en) * 2003-09-29 2006-05-02 The Regents Of The University Of California High power 938 nanometer fiber laser and amplifier
US7034992B2 (en) * 2003-10-08 2006-04-25 Northrop Grumman Corporation Brightness enhancement of diode light sources
JP3952033B2 (ja) * 2004-04-02 2007-08-01 松下電器産業株式会社 光増幅ファイバと光増幅方法とレーザ発振方法とレーザ増幅装置とレーザ発振装置とレーザ装置とレーザ加工機
US20050226580A1 (en) * 2004-04-08 2005-10-13 Samson Bryce N Optical fiber for handling higher powers
US7317857B2 (en) * 2004-05-03 2008-01-08 Nufem Optical fiber for delivering optical energy to or from a work object
US7483610B2 (en) * 2004-05-03 2009-01-27 Nufern Optical fiber having reduced defect density
CA2466970A1 (en) * 2004-05-12 2005-11-12 Coractive High-Tech Inc. Double-clad optical fibers
KR100609451B1 (ko) * 2004-06-30 2006-08-03 배재대학교 산학협력단 광섬유 레이저의 클래딩 구조
US20060279793A1 (en) * 2004-07-30 2006-12-14 Hell Gravure Systems Gmbh Printing form processing with a plurality of engraving tool tracks forming lines
US7412135B2 (en) * 2005-01-21 2008-08-12 Nufern Fiber optic coupler, optical fiber useful with the coupler and/or a pump light source, and methods of coupling light
JP2008209603A (ja) * 2007-02-26 2008-09-11 Mitsubishi Cable Ind Ltd 光ファイバ
EP3133426B1 (de) 2007-03-21 2019-09-11 Nufern Optischer faserartikel zur handhabung von höherer leistung und verfahren zu seiner herstellung oder verwendung
JP2008273769A (ja) * 2007-04-26 2008-11-13 Hitachi Cable Ltd 光ファイバ及びその製造方法並びに光ファイバ製造装置
CN101657943A (zh) 2007-08-28 2010-02-24 株式会社藤仓 稀土掺杂纤芯多包层光纤、光纤放大器和光纤激光器
US8213077B2 (en) * 2008-04-22 2012-07-03 Imra America, Inc. Multi-clad optical fibers
DE102009035375A1 (de) 2009-03-10 2010-09-30 J-Fiber Gmbh Verfahren zur Herstellung einer optischen Faser
JP5531589B2 (ja) * 2009-12-03 2014-06-25 パナソニック株式会社 ダブルクラッドファイバ及びファイバレーザ装置
US8498044B2 (en) * 2009-12-22 2013-07-30 Fujikura Ltd. Amplification optical fiber, and optical fiber amplifier and resonator using the same
US9083140B2 (en) 2011-03-10 2015-07-14 Coherent, Inc. High-power CW fiber-laser
US9014220B2 (en) * 2011-03-10 2015-04-21 Coherent, Inc. High-power CW fiber-laser
US8908263B2 (en) 2011-06-17 2014-12-09 Jds Uniphase Corporation Large mode area optical waveguide devices
EP2864077B1 (de) * 2012-06-22 2023-10-18 IPG Photonics Corporation Laserbohrverfahren und system zur herstellung von profilierten löchern
RU2516166C1 (ru) * 2012-06-25 2014-05-20 Федеральное государственное предприятие "Научно-исследовательский институт "Полюс" им. М.Ф. Стельмаха" Активный элемент из иттрий-алюминиевого граната, легированного неодимом, с периферийным поглощающим слоем
CN104338873A (zh) * 2013-07-29 2015-02-11 贝卡尔特公司 用于带束层上的直的单丝
JP2018528488A (ja) 2015-08-13 2018-09-27 ニューファーンＮｕｆｅｒｎ モード混合光ファイバ、ならびにそれを用いた方法及びシステム
WO2017065163A1 (ja) * 2015-10-14 2017-04-20 アルプス電気株式会社 流路構造体および測定対象液体の測定装置
JP6998311B2 (ja) * 2016-02-05 2022-02-04 ニューファーン 光ファイバシステム
RU2654987C1 (ru) * 2017-04-10 2018-05-23 Федеральное государственное бюджетное учреждение науки Институт автоматики и электрометрии Сибирского отделения Российской академии наук (ИАиЭ СО РАН) Способ селекции поперечных мод многомодового волоконного лазера
US11808970B2 (en) 2019-01-02 2023-11-07 Lumentum Operations Llc Optical fiber with variable absorption
US11175449B2 (en) 2019-01-02 2021-11-16 Lumentum Operations Llc Optical fiber with variable absorption
CN115377780A (zh) * 2022-08-04 2022-11-22 长飞光纤光缆股份有限公司 偏芯稀土掺杂光纤、其应用、光纤激光器、及光纤放大器

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3808549A (en) * 1972-03-30 1974-04-30 Corning Glass Works Optical waveguide light source
DE3856563D1 (de) * 1987-02-18 2004-01-22 Willem Lentink Wellenleiter und material mit wellenleiter und deren anwendung bei schirmen
US4763975A (en) * 1987-04-28 1988-08-16 Spectra Diode Laboratories, Inc. Optical system with bright light output
US4829529A (en) * 1987-06-15 1989-05-09 Spectra-Physics, Inc. Laser diode pumped fiber lasers with pump cavity
US4815079A (en) * 1987-12-17 1989-03-21 Polaroid Corporation Optical fiber lasers and amplifiers
US4955685A (en) * 1989-02-21 1990-09-11 Sun Microsystems, Inc. Active fiber for optical signal transmission
GB2239983A (en) * 1989-12-22 1991-07-17 Univ Southampton Optical fibre laser
IT1245019B (it) * 1991-01-30 1994-09-13 Cselt Centro Studi Lab Telecom Sistema di pompaggio di laser o amplifiatori a guida d'onda
JP2648643B2 (ja) * 1991-06-03 1997-09-03 日本電信電話株式会社 光増幅器
US5131069A (en) * 1991-08-12 1992-07-14 Corning Incorporated Fiber amplifier having modified gain spectrum
US5187760A (en) * 1992-01-23 1993-02-16 General Instrument Corporation Wavelength selective coupler for high power optical communications
WO1993015536A1 (en) * 1992-01-31 1993-08-05 Amoco Corporation Laser-diode pumped lasing fibre scalable to high powers
US5268978A (en) * 1992-12-18 1993-12-07 Polaroid Corporation Optical fiber laser and geometric coupler
US5319652A (en) * 1993-01-29 1994-06-07 The United States Of America As Represented By The Secretary Of The Navy Super luminescent light source

Also Published As

Publication number Publication date
KR100241581B1 (ko) 2000-02-01
CN1084532C (zh) 2002-05-08
CA2196188C (en) 2001-11-27
WO1996004700A1 (en) 1996-02-15
JP3039993B2 (ja) 2000-05-08
DE69503249T2 (de) 1998-10-29
EP0771481B1 (de) 1998-07-01
US5533163A (en) 1996-07-02
CA2196188A1 (en) 1996-02-15
RU2153214C1 (ru) 2000-07-20
JPH10503885A (ja) 1998-04-07
CN1154764A (zh) 1997-07-16
KR970705207A (ko) 1997-09-06
EP0771481A1 (de) 1997-05-07

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