WO2003077383A1 - Light amplifying device and method of manufacturing the device, light source device using the light amplifying device, light treatment device using the light source device, and exposure device using the light source device - Google Patents
Light amplifying device and method of manufacturing the device, light source device using the light amplifying device, light treatment device using the light source device, and exposure device using the light source device Download PDFInfo
- Publication number
- WO2003077383A1 WO2003077383A1 PCT/JP2003/002905 JP0302905W WO03077383A1 WO 2003077383 A1 WO2003077383 A1 WO 2003077383A1 JP 0302905 W JP0302905 W JP 0302905W WO 03077383 A1 WO03077383 A1 WO 03077383A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- light
- light source
- amplifying
- source device
- manufacturing
- 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.)
- Ceased
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
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B6/122—Basic optical elements, e.g. light-guiding paths
- G02B6/1228—Tapered waveguides, e.g. integrated spot-size transformers
-
- 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
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12133—Functions
- G02B2006/12147—Coupler
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12133—Functions
- G02B2006/1215—Splitter
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12166—Manufacturing methods
- G02B2006/12176—Etching
-
- 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
- G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
- G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
- G02B2006/12166—Manufacturing methods
- G02B2006/12183—Ion-exchange
- G02B2006/12185—Ion-exchange field-assisted ion-exchange
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Physics & Mathematics (AREA)
- Light Guides In General And Applications Therefor (AREA)
- Optical Integrated Circuits (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
- Lasers (AREA)
Abstract
A light amplifying device, comprising a light amplifying waveguide path (3) extending with a specified cross sectional shape provided in a glass substrate (2), the light amplifying waveguide path (3) further comprising a first waveguide path (3a) extending from an inlet part (4a) to a first intermediate part (A) with a specified cross sectional shape and a second waveguide path (3b) having a cross sectional shape divergently extending from the first intermediate part (A) to an outlet part (4b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AU2003221350A AU2003221350A1 (en) | 2002-03-13 | 2003-03-12 | Light amplifying device and method of manufacturing the device, light source device using the light amplifying device, light treatment device using the light source device, and exposure device using the light source device |
Applications Claiming Priority (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002069050 | 2002-03-13 | ||
| JP2002-069050 | 2002-03-13 | ||
| JP2002077744A JP2003283012A (en) | 2002-03-20 | 2002-03-20 | Optical amplifying device and manufacturing method thereof, light source device using optical amplifying device, phototherapy device using light source device, and exposure device using light source device |
| JP2002-077744 | 2002-03-20 | ||
| JP2002138861A JP2003332653A (en) | 2002-05-14 | 2002-05-14 | Optical amplification device, light source device using optical amplification device, phototherapy device using light source device, and exposure device using light source device |
| JP2002-138861 | 2002-05-14 | ||
| JP2002-142247 | 2002-05-17 | ||
| JP2002142247A JP2003332654A (en) | 2002-05-17 | 2002-05-17 | Optical amplification device, light source device using optical amplification device, phototherapy device using light source device, and exposure device using light source device |
| JP2003053891A JP2003338646A (en) | 2002-03-13 | 2003-02-28 | Optical amplifying device and manufacturing method thereof, light source device using optical amplifying device, phototherapy device using light source device, and exposure device using light source device |
| JP2003-053891 | 2003-02-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2003077383A1 true WO2003077383A1 (en) | 2003-09-18 |
Family
ID=27808862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2003/002905 Ceased WO2003077383A1 (en) | 2002-03-13 | 2003-03-12 | Light amplifying device and method of manufacturing the device, light source device using the light amplifying device, light treatment device using the light source device, and exposure device using the light source device |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU2003221350A1 (en) |
| TW (1) | TW200403463A (en) |
| WO (1) | WO2003077383A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011013480A1 (en) * | 2009-07-30 | 2011-02-03 | 古河電気工業株式会社 | Integrated-type semiconductor laser element, semiconductor laser module, and optical transmission system |
| CN109597162A (en) * | 2018-12-27 | 2019-04-09 | 华为技术有限公司 | Planar optical waveguide, PLC chip, light beam reshaping structure and WSS |
| CN111025471A (en) * | 2019-12-30 | 2020-04-17 | 浙江大学绍兴微电子研究中心 | A voltage segmented glass-based buried optical waveguide continuous production method |
| CN111175891A (en) * | 2019-12-30 | 2020-05-19 | 浙江大学 | Method for manufacturing optical waveguide by continuous electric field assisted ion migration |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9726820B2 (en) * | 2014-08-14 | 2017-08-08 | Raytheon Company | End pumped PWG with tapered core thickness |
| CN107783360A (en) * | 2016-08-25 | 2018-03-09 | 深圳市光峰光电技术有限公司 | Light supply apparatus and display system |
Citations (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6329986A (en) * | 1986-07-23 | 1988-02-08 | Hoya Corp | Light-waveguide type laser |
| JPH01109789A (en) * | 1987-10-22 | 1989-04-26 | Mitsubishi Electric Corp | optical amplifier |
| JPH02221937A (en) * | 1989-02-22 | 1990-09-04 | Hitachi Cable Ltd | Amplifier for glass waveguide for bidirectional transmission |
| JPH02222182A (en) * | 1989-02-22 | 1990-09-04 | Hitachi Cable Ltd | Rare earth element added long size glass waveguide and manufacture thereof |
| JPH0335203A (en) * | 1989-06-30 | 1991-02-15 | Hitachi Cable Ltd | Glass waveguide added with rare earth element and production thereof and glass waveguide laser and device using this waveguide |
| EP0426221A1 (en) * | 1989-10-30 | 1991-05-08 | PIRELLI CAVI S.p.A. | Low-noise optical amplification unit with reflection of the pumping power |
| JPH0351422U (en) * | 1989-09-26 | 1991-05-20 | ||
| JPH03135081A (en) * | 1989-10-20 | 1991-06-10 | Nec Corp | Optical amplifier |
| EP0433859A1 (en) * | 1989-12-18 | 1991-06-26 | Forschungszentrum Jülich Gmbh | Optical element and method for its production |
| JPH03252628A (en) * | 1990-03-02 | 1991-11-11 | Fujitsu Ltd | Optical branching device |
| JPH04144177A (en) * | 1990-10-05 | 1992-05-18 | Nippon Telegr & Teleph Corp <Ntt> | Optical fiber amplifier |
| JPH04199032A (en) * | 1990-11-29 | 1992-07-20 | Furukawa Electric Co Ltd:The | Optical coupler with light amplifying function |
| US5134672A (en) * | 1989-04-19 | 1992-07-28 | Hitachi Cable, Ltd. | Optical waveguide type star coupler |
| JPH0553026A (en) * | 1991-08-26 | 1993-03-05 | Nippon Telegr & Teleph Corp <Ntt> | Production of optical circuit |
| JPH0563257A (en) * | 1991-08-30 | 1993-03-12 | Hitachi Cable Ltd | Functional glass waveguide for single-mode transmission |
| JPH0567845A (en) * | 1991-03-15 | 1993-03-19 | Tokyo Inst Of Technol | Optical amplifier |
| JPH05136491A (en) * | 1991-11-11 | 1993-06-01 | Nippon Telegr & Teleph Corp <Ntt> | Optical circuit manufacturing method |
| US5260822A (en) * | 1992-01-31 | 1993-11-09 | Massachusetts Institute Of Technology | Tapered semiconductor laser gain structure with cavity spoiling grooves |
| JPH05299733A (en) * | 1992-04-16 | 1993-11-12 | Hitachi Cable Ltd | Rare earth element-doped multi-core fiber and optical amplifier using the same |
| JPH06194533A (en) * | 1992-12-25 | 1994-07-15 | Nippon Sheet Glass Co Ltd | Waveguide element for optical amplification |
| US5473722A (en) * | 1991-02-01 | 1995-12-05 | Pirelli Cavi S.P.A. | Rare-earth-doped lithium niobate waveguide structures |
| JPH08242030A (en) * | 1995-03-02 | 1996-09-17 | Matsushita Electric Ind Co Ltd | Optical integrated circuit device and manufacturing method thereof |
| EP0734105A2 (en) * | 1995-03-20 | 1996-09-25 | Fujitsu Limited | Optical fiber amplifier and dispersion compensating fiber module for optical fiber amplifier |
| WO1996041404A1 (en) * | 1995-06-07 | 1996-12-19 | Mcdonnell Douglas Corporation | Fiber optic laser system and associated lasing method |
| JPH10341061A (en) * | 1997-06-09 | 1998-12-22 | Fuji Photo Film Co Ltd | Semiconductor optical amplification element |
| US5974216A (en) * | 1997-02-13 | 1999-10-26 | Nec Corporation | Optical waveguide electrically controlled variable attenuator |
| EP1063742A1 (en) * | 1998-03-11 | 2000-12-27 | Nikon Corporation | Ultraviolet laser apparatus and exposure apparatus comprising the ultraviolet laser apparatus |
| WO2001020397A1 (en) * | 1999-09-10 | 2001-03-22 | Nikon Corporation | Laser device and exposure method |
| WO2001020398A1 (en) * | 1999-09-10 | 2001-03-22 | Nikon Corporation | Exposure device with laser device |
| JP2001133649A (en) * | 1999-11-05 | 2001-05-18 | Fdk Corp | Manufacturing method of optical waveguide grating |
| EP1113540A1 (en) * | 1996-01-19 | 2001-07-04 | SDL, Inc. | Optical amplifiers providing high peak powers with high energy levels |
| JP2001221926A (en) * | 1999-11-30 | 2001-08-17 | Fdk Corp | Manufacturing method of optical waveguide device |
| WO2001078632A1 (en) * | 2000-04-13 | 2001-10-25 | Nikon Corporation | Laser therapy apparatus |
| JP2001337356A (en) * | 2000-05-29 | 2001-12-07 | Nikon Corp | Light source device |
-
2003
- 2003-03-12 WO PCT/JP2003/002905 patent/WO2003077383A1/en not_active Ceased
- 2003-03-12 AU AU2003221350A patent/AU2003221350A1/en not_active Abandoned
- 2003-03-13 TW TW92105428A patent/TW200403463A/en unknown
Patent Citations (34)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6329986A (en) * | 1986-07-23 | 1988-02-08 | Hoya Corp | Light-waveguide type laser |
| JPH01109789A (en) * | 1987-10-22 | 1989-04-26 | Mitsubishi Electric Corp | optical amplifier |
| JPH02221937A (en) * | 1989-02-22 | 1990-09-04 | Hitachi Cable Ltd | Amplifier for glass waveguide for bidirectional transmission |
| JPH02222182A (en) * | 1989-02-22 | 1990-09-04 | Hitachi Cable Ltd | Rare earth element added long size glass waveguide and manufacture thereof |
| US5134672A (en) * | 1989-04-19 | 1992-07-28 | Hitachi Cable, Ltd. | Optical waveguide type star coupler |
| JPH0335203A (en) * | 1989-06-30 | 1991-02-15 | Hitachi Cable Ltd | Glass waveguide added with rare earth element and production thereof and glass waveguide laser and device using this waveguide |
| JPH0351422U (en) * | 1989-09-26 | 1991-05-20 | ||
| JPH03135081A (en) * | 1989-10-20 | 1991-06-10 | Nec Corp | Optical amplifier |
| EP0426221A1 (en) * | 1989-10-30 | 1991-05-08 | PIRELLI CAVI S.p.A. | Low-noise optical amplification unit with reflection of the pumping power |
| EP0433859A1 (en) * | 1989-12-18 | 1991-06-26 | Forschungszentrum Jülich Gmbh | Optical element and method for its production |
| JPH03252628A (en) * | 1990-03-02 | 1991-11-11 | Fujitsu Ltd | Optical branching device |
| JPH04144177A (en) * | 1990-10-05 | 1992-05-18 | Nippon Telegr & Teleph Corp <Ntt> | Optical fiber amplifier |
| JPH04199032A (en) * | 1990-11-29 | 1992-07-20 | Furukawa Electric Co Ltd:The | Optical coupler with light amplifying function |
| US5473722A (en) * | 1991-02-01 | 1995-12-05 | Pirelli Cavi S.P.A. | Rare-earth-doped lithium niobate waveguide structures |
| JPH0567845A (en) * | 1991-03-15 | 1993-03-19 | Tokyo Inst Of Technol | Optical amplifier |
| JPH0553026A (en) * | 1991-08-26 | 1993-03-05 | Nippon Telegr & Teleph Corp <Ntt> | Production of optical circuit |
| JPH0563257A (en) * | 1991-08-30 | 1993-03-12 | Hitachi Cable Ltd | Functional glass waveguide for single-mode transmission |
| JPH05136491A (en) * | 1991-11-11 | 1993-06-01 | Nippon Telegr & Teleph Corp <Ntt> | Optical circuit manufacturing method |
| US5260822A (en) * | 1992-01-31 | 1993-11-09 | Massachusetts Institute Of Technology | Tapered semiconductor laser gain structure with cavity spoiling grooves |
| JPH05299733A (en) * | 1992-04-16 | 1993-11-12 | Hitachi Cable Ltd | Rare earth element-doped multi-core fiber and optical amplifier using the same |
| JPH06194533A (en) * | 1992-12-25 | 1994-07-15 | Nippon Sheet Glass Co Ltd | Waveguide element for optical amplification |
| JPH08242030A (en) * | 1995-03-02 | 1996-09-17 | Matsushita Electric Ind Co Ltd | Optical integrated circuit device and manufacturing method thereof |
| EP0734105A2 (en) * | 1995-03-20 | 1996-09-25 | Fujitsu Limited | Optical fiber amplifier and dispersion compensating fiber module for optical fiber amplifier |
| WO1996041404A1 (en) * | 1995-06-07 | 1996-12-19 | Mcdonnell Douglas Corporation | Fiber optic laser system and associated lasing method |
| EP1113540A1 (en) * | 1996-01-19 | 2001-07-04 | SDL, Inc. | Optical amplifiers providing high peak powers with high energy levels |
| US5974216A (en) * | 1997-02-13 | 1999-10-26 | Nec Corporation | Optical waveguide electrically controlled variable attenuator |
| JPH10341061A (en) * | 1997-06-09 | 1998-12-22 | Fuji Photo Film Co Ltd | Semiconductor optical amplification element |
| EP1063742A1 (en) * | 1998-03-11 | 2000-12-27 | Nikon Corporation | Ultraviolet laser apparatus and exposure apparatus comprising the ultraviolet laser apparatus |
| WO2001020397A1 (en) * | 1999-09-10 | 2001-03-22 | Nikon Corporation | Laser device and exposure method |
| WO2001020398A1 (en) * | 1999-09-10 | 2001-03-22 | Nikon Corporation | Exposure device with laser device |
| JP2001133649A (en) * | 1999-11-05 | 2001-05-18 | Fdk Corp | Manufacturing method of optical waveguide grating |
| JP2001221926A (en) * | 1999-11-30 | 2001-08-17 | Fdk Corp | Manufacturing method of optical waveguide device |
| WO2001078632A1 (en) * | 2000-04-13 | 2001-10-25 | Nikon Corporation | Laser therapy apparatus |
| JP2001337356A (en) * | 2000-05-29 | 2001-12-07 | Nikon Corp | Light source device |
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| BJARKLEV A. ET AL.: "New tapered active fibres for very low noise amplifier applications", ELECTRONICS LETTERS, vol. 28, no. 1, 1992, pages 34 - 36, XP002969500 * |
| GILES C.R. ET AL.: "Gain enhancement in reflected-pump erbium-doped fiber amplifiers", OSA PROCEEDINGS OF THE TOPICAL MEETING ON OPTICAL AMPLIFIERS AND THEIR APPLICATIONS, vol. 13, 1992, pages 148 - 151, XP002969903 * |
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| NAOMASA SHIMOJO ET AL.: "Reiki hikari hanshaki ni yoru hikari zofukuki tokusei no kaizen", 1998 NEN THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS, TSUSHIN SOCIETY TAIKAI KOEN RONBUNSHU 2, 7 September 1998 (1998-09-07), pages 480, XP002969904 * |
| SOCCOLICH C.E. ET AL.: "Gain enhancement in EDFAs by using fiber-grating pump reflectors", OPTICAL FIBER COMMUNICATION CONFERENCE, OFC'94, TECHNICAL DIGEST, 1994, pages 277 - 278, XP000858817 * |
| TAKU SOMA ET AL.: "Er tenka garnet kessho usumaku o mochiita shuseki-gata hikari zofuku soshi no tokusei", 1997 NEN THE INSTITUTE OF ELECTRONICS, INFORMATION AND COMMUNICATION ENGINEERS, ELECTRONICS SOCIETY, TAIKAI KOEN RONBUNSHU 1, 13 August 1997 (1997-08-13), pages 308 - 309, XP002969902 * |
| VANCE R.W.C. ET AL.: "State-space description of optimal erbium amplifier tapers", APPLIED OPTICS, vol. 33, no. 30, 1994, pages 6992 - 7001, XP000476199 * |
| WALPOLE J.N.: "Semiconductor amplifiers and lasers with tapered gain regions", OPTICAL AND QUANTUM ELECTRONICS, vol. 28, no. 6, 1996, pages 623 - 645, XP002969499 * |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011013480A1 (en) * | 2009-07-30 | 2011-02-03 | 古河電気工業株式会社 | Integrated-type semiconductor laser element, semiconductor laser module, and optical transmission system |
| JP2011035060A (en) * | 2009-07-30 | 2011-02-17 | Furukawa Electric Co Ltd:The | Integrated-type semiconductor laser element, semiconductor laser module, and optical transmission system |
| US8457169B2 (en) | 2009-07-30 | 2013-06-04 | Furukawa Electric Co., Ltd. | Integrated semiconductor laser element, semiconductor laser module, and optical transmission system |
| CN109597162A (en) * | 2018-12-27 | 2019-04-09 | 华为技术有限公司 | Planar optical waveguide, PLC chip, light beam reshaping structure and WSS |
| CN109597162B (en) * | 2018-12-27 | 2021-04-09 | 华为技术有限公司 | Planar optical waveguide, PLC chip, beam shaping structure and WSS |
| CN111025471A (en) * | 2019-12-30 | 2020-04-17 | 浙江大学绍兴微电子研究中心 | A voltage segmented glass-based buried optical waveguide continuous production method |
| CN111175891A (en) * | 2019-12-30 | 2020-05-19 | 浙江大学 | Method for manufacturing optical waveguide by continuous electric field assisted ion migration |
| CN111175891B (en) * | 2019-12-30 | 2020-10-23 | 浙江大学 | Method for fabricating optical waveguide by continuous electric field-assisted ion migration |
| CN111025471B (en) * | 2019-12-30 | 2021-04-13 | 浙江大学绍兴微电子研究中心 | Voltage-segmented glass-based buried optical waveguide continuous production method |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2003221350A1 (en) | 2003-09-22 |
| TW200403463A (en) | 2004-03-01 |
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