CA2040527A1 - Guide de lumiere dopee avec une terre rare et sa methode de fabrication - Google Patents

Guide de lumiere dopee avec une terre rare et sa methode de fabrication

Info

Publication number
CA2040527A1
CA2040527A1 CA2040527A CA2040527A CA2040527A1 CA 2040527 A1 CA2040527 A1 CA 2040527A1 CA 2040527 A CA2040527 A CA 2040527A CA 2040527 A CA2040527 A CA 2040527A CA 2040527 A1 CA2040527 A1 CA 2040527A1
Authority
CA
Canada
Prior art keywords
rare earth
waveguide
earth element
width
core waveguide
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.)
Granted
Application number
CA2040527A
Other languages
English (en)
Other versions
CA2040527C (fr
Inventor
Masataka Nakazawa
Yasuo Kimura
Katsuyuki Imoto
Seiichi Kashimura
Toshikazu Kamoshida
Fujio Kikuchi
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.)
Hitachi Cable Ltd
Nippon Telegraph and Telephone Corp
Original Assignee
Hitachi Cable Ltd
Nippon Telegraph and Telephone 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 Hitachi Cable Ltd, Nippon Telegraph and Telephone Corp filed Critical Hitachi Cable Ltd
Publication of CA2040527A1 publication Critical patent/CA2040527A1/fr
Application granted granted Critical
Publication of CA2040527C publication Critical patent/CA2040527C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Optical Integrated Circuits (AREA)
  • Lasers (AREA)
CA002040527A 1990-06-29 1991-04-16 Guide de lumiere dopee avec une terre rare et sa methode de fabrication Expired - Fee Related CA2040527C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2173156A JP2755471B2 (ja) 1990-06-29 1990-06-29 希土類元素添加光導波路及びその製造方法
JP2-173156 1990-06-29

Publications (2)

Publication Number Publication Date
CA2040527A1 true CA2040527A1 (fr) 1991-12-30
CA2040527C CA2040527C (fr) 1996-12-03

Family

ID=15955142

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002040527A Expired - Fee Related CA2040527C (fr) 1990-06-29 1991-04-16 Guide de lumiere dopee avec une terre rare et sa methode de fabrication

Country Status (5)

Country Link
US (1) US5206925A (fr)
JP (1) JP2755471B2 (fr)
CA (1) CA2040527C (fr)
DE (1) DE4120054A1 (fr)
GB (1) GB2245984B (fr)

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* Cited by examiner, † Cited by third party
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Also Published As

Publication number Publication date
GB2245984A (en) 1992-01-15
GB9108664D0 (en) 1991-06-12
CA2040527C (fr) 1996-12-03
GB2245984B (en) 1994-06-15
US5206925A (en) 1993-04-27
DE4120054A1 (de) 1992-01-02
JP2755471B2 (ja) 1998-05-20
JPH0460618A (ja) 1992-02-26

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