TW300284B - - Google Patents
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- Publication number
- TW300284B TW300284B TW084109089A TW84109089A TW300284B TW 300284 B TW300284 B TW 300284B TW 084109089 A TW084109089 A TW 084109089A TW 84109089 A TW84109089 A TW 84109089A TW 300284 B TW300284 B TW 300284B
- Authority
- TW
- Taiwan
- Prior art keywords
- distribution
- range
- refractive index
- region
- central
- Prior art date
Links
- 238000009826 distribution Methods 0.000 claims description 113
- 230000003287 optical effect Effects 0.000 claims description 32
- 239000006185 dispersion Substances 0.000 claims description 27
- 239000000835 fiber Substances 0.000 claims description 23
- 238000000576 coating method Methods 0.000 claims description 16
- 239000011248 coating agent Substances 0.000 claims description 15
- 238000005253 cladding Methods 0.000 claims description 12
- 230000009477 glass transition Effects 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 4
- 230000010287 polarization Effects 0.000 claims description 3
- 229920000642 polymer Polymers 0.000 claims description 3
- 230000002079 cooperative effect Effects 0.000 claims description 2
- 210000000941 bile Anatomy 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 claims 1
- 239000002131 composite material Substances 0.000 description 4
- 239000002019 doping agent Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 230000035882 stress Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 230000006355 external stress Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- CXENHBSYCFFKJS-OXYODPPFSA-N (Z,E)-alpha-farnesene Chemical compound CC(C)=CCC\C(C)=C\C\C=C(\C)C=C CXENHBSYCFFKJS-OXYODPPFSA-N 0.000 description 1
- 241000283690 Bos taurus Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005350 fused silica glass Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- XOFYZVNMUHMLCC-ZPOLXVRWSA-N prednisone Chemical compound O=C1C=C[C@]2(C)[C@H]3C(=O)C[C@](C)([C@@](CC4)(O)C(=O)CO)[C@@H]4[C@@H]3CCC2=C1 XOFYZVNMUHMLCC-ZPOLXVRWSA-N 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Classifications
-
- 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
-
- 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
- G02B6/03638—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 3 layers only
- G02B6/03644—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 3 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
- G02B6/02004—Optical fibres with cladding with or without a coating characterised by the core effective area or mode field radius
- G02B6/02009—Large effective area or mode field radius, e.g. to reduce nonlinear effects in single mode fibres
-
- 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02228—Dispersion flattened fibres, i.e. having a low dispersion variation over an extended wavelength range
- G02B6/02238—Low dispersion slope fibres
-
- 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02219—Characterised by the wavelength dispersion properties in the silica low loss window around 1550 nm, i.e. S, C, L and U bands from 1460-1675 nm
- G02B6/02252—Negative dispersion fibres at 1550 nm
- G02B6/02257—Non-zero dispersion shifted fibres, i.e. having a small negative dispersion at 1550 nm, e.g. ITU-T G.655 dispersion between - 1.0 to - 10 ps/nm.km for avoiding nonlinear effects
-
- 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
- G02B6/02214—Optical fibres with cladding with or without a coating tailored to obtain the desired dispersion, e.g. dispersion shifted, dispersion flattened
- G02B6/02285—Characterised by the polarisation mode dispersion [PMD] properties, e.g. for minimising PMD
-
- 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
- G02B6/02395—Glass optical fibre with a protective coating, e.g. two layer polymer coating deposited directly on a silica cladding surface during fibre manufacture
-
- 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
- G02B6/028—Optical fibres with cladding with or without a coating with core or cladding having graded refractive index
- G02B6/0286—Combination of graded index in the central core segment and a graded index layer external to the central core segment
-
- 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
- G02B6/03616—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
- G02B6/03688—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 5 or more layers
-
- 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
- G02B6/03611—Highest index adjacent to central axis region, e.g. annular core, coaxial ring, centreline depression affecting waveguiding
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
- Optical Integrated Circuits (AREA)
- Optical Communication System (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/323,795 US5483612A (en) | 1994-10-17 | 1994-10-17 | Increased capacity optical waveguide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TW300284B true TW300284B (enExample) | 1997-03-11 |
Family
ID=23260752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW084109089A TW300284B (enExample) | 1994-10-17 | 1995-08-29 |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US5483612A (enExample) |
| EP (2) | EP0708346A1 (enExample) |
| JP (2) | JP3212851B2 (enExample) |
| KR (1) | KR100231108B1 (enExample) |
| CN (1) | CN1089169C (enExample) |
| AU (1) | AU700687B2 (enExample) |
| CA (1) | CA2156583A1 (enExample) |
| RU (1) | RU2152632C1 (enExample) |
| TW (1) | TW300284B (enExample) |
Families Citing this family (60)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2725041B1 (fr) * | 1994-09-23 | 1996-11-22 | Alcatel Cable | Cable a fibres optiques |
| US5835655A (en) | 1995-01-26 | 1998-11-10 | Corning Incorporated | Large effective area waveguide fiber |
| BR9500990A (pt) * | 1995-03-28 | 1995-08-01 | Abc Algar | Guia de onda ótico |
| US5894537A (en) | 1996-01-11 | 1999-04-13 | Corning Incorporated | Dispersion managed optical waveguide |
| US5579428A (en) * | 1995-06-07 | 1996-11-26 | Corning Incorporated | Solitons in dispersion flattened waveguide |
| US5613028A (en) * | 1995-08-10 | 1997-03-18 | Corning Incorporated | Control of dispersion in an optical waveguide |
| US5748824A (en) * | 1995-11-17 | 1998-05-05 | Corning Incorporated | Positive dispersion optical waveguide |
| US5649044A (en) * | 1995-11-21 | 1997-07-15 | Corning Incorporated | Dispersion shifted optical waveguide |
| JP3773575B2 (ja) * | 1996-01-12 | 2006-05-10 | 富士通株式会社 | ドープファイバ、そのスプライシング方法及び光増幅器 |
| TW342460B (en) * | 1996-01-16 | 1998-10-11 | Sumitomo Electric Industries | A dispersion shift fiber |
| US20020069677A1 (en) * | 1996-04-29 | 2002-06-13 | Berkey George E. | Optical fiber and method of making optical fiber |
| CA2225889A1 (en) | 1996-12-27 | 1998-06-27 | Sumitomo Electric Industries, Ltd. | Dispersion-shifted fiber |
| TW355224B (en) * | 1997-02-12 | 1999-04-01 | Sumitomo Electric Industries | Dispersion-shifted fiber |
| US6335149B1 (en) * | 1997-04-08 | 2002-01-01 | Corning Incorporated | High performance acrylate materials for optical interconnects |
| TW449665B (en) * | 1997-06-23 | 2001-08-11 | Corning Inc | High dispersion zero waveguide fiber |
| ATE345513T1 (de) * | 1997-09-12 | 2006-12-15 | Corning Inc | Optischer wellenleiter mit niedriger dämpfung |
| KR19990025725A (ko) * | 1997-09-13 | 1999-04-06 | 윤종용 | 파장 분할 다중 통신용 광섬유 및 그 제조 방법 |
| US6031956A (en) * | 1997-11-17 | 2000-02-29 | Corning Incorporated | High performance single mode waveguide |
| US5940567A (en) * | 1998-02-20 | 1999-08-17 | Photon-X, Inc. | Optical fibers having an inner core and an outer core |
| CN1128378C (zh) * | 1998-04-30 | 2003-11-19 | 住友电气工业株式会社 | 光纤 |
| DE19839870A1 (de) | 1998-09-02 | 2000-03-09 | Deutsche Telekom Ag | Optische Single-Mode-Lichtleitfaser |
| FR2790107B1 (fr) * | 1999-02-18 | 2001-05-04 | Cit Alcatel | Fibre de ligne pour systemes de transmission a fibre optique a multiplexage en longueurs d'onde |
| WO2000017681A1 (fr) * | 1998-09-17 | 2000-03-30 | Alcatel | Fibre optique a rapport optimise entre l'aire effective et la pente de dispersion pour systemes de transmission a fibre optique a multiplexage en longueurs d'onde |
| FR2783609B1 (fr) | 1998-09-17 | 2002-08-30 | Cit Alcatel | Fibre optique monomode optimisee pour les hauts debits |
| DK1127284T3 (da) * | 1998-09-21 | 2004-07-12 | Pirelli & C Spa | Optisk fiber til udvidet bölgelængdebånd |
| WO2000060389A1 (en) | 1999-03-31 | 2000-10-12 | Fujikura Ltd. | Multimode optical fiber with high-order mode removing function |
| DE19914958A1 (de) | 1999-04-01 | 2000-10-26 | Deutsche Telekom Ag | Verfahren zur Herstellung von Rohlingen für polymere optische Fasern |
| CA2334888A1 (en) * | 1999-04-13 | 2000-10-19 | Sumitomo Electric Industries, Ltd. | Optical fiber and optical communication system comprising the same |
| HK1047619B (zh) * | 1999-09-27 | 2006-01-13 | 住友电气工业株式会社 | 色散管理光纤、其制造方法、包含它的光通信系统及光纤母材 |
| US6424778B1 (en) | 1999-09-29 | 2002-07-23 | Corning Incorporated | Optical fiber with large effective area and low dispersion slope for submarine applications |
| US6389207B1 (en) * | 1999-12-13 | 2002-05-14 | Corning Incorporated | Dispersion managed fiber |
| US6453102B1 (en) * | 2000-02-07 | 2002-09-17 | Corning Incorporated | Dispersion compensating module and mode converter, coupler and dispersion compensating optical waveguide therein |
| US6556732B1 (en) | 2000-06-07 | 2003-04-29 | Corning Incorporated | All fiber polarization mode dispersion compensator |
| EP1209496A1 (en) * | 2000-11-22 | 2002-05-29 | Corning Incorporated | Waveguide optical fiber for parametric amplification within S-band optical range |
| EP1337882A1 (en) * | 2000-11-28 | 2003-08-27 | Photon-X, Inc. | Thin film optical waveguides |
| JP4134724B2 (ja) * | 2001-02-20 | 2008-08-20 | 住友電気工業株式会社 | 被覆光ファイバ、これを用いた光ファイバテープ心線及び光ファイバユニット |
| US6744951B2 (en) | 2001-05-07 | 2004-06-01 | Cornigg Incorporated | Waveguides and method of making them |
| US6599957B2 (en) * | 2001-05-07 | 2003-07-29 | Corning Incorporated | Photosensitive material suitable for making waveguides and method of making waveguides utilizing this photosensitive optical material |
| FR2828742B1 (fr) * | 2001-08-16 | 2004-01-16 | Cit Alcatel | Fibre a changement continu de dispersion chromatique |
| JP2003287642A (ja) * | 2002-01-22 | 2003-10-10 | Fujikura Ltd | 光ファイバ及び光伝送路 |
| JP3910486B2 (ja) * | 2002-05-17 | 2007-04-25 | 株式会社フジクラ | 光ファイバ及び光伝送路 |
| US6901195B2 (en) * | 2002-05-30 | 2005-05-31 | The Furukawa Electric Co. Ltd. | Optical fiber and an optical transmission system using the optical fiber |
| EP1530735A1 (en) * | 2002-07-31 | 2005-05-18 | Corning Incorporated | Non-zero dispersion shifted optical fiber having large effective area, low slope and low zero dispersion |
| US6904210B2 (en) * | 2002-09-17 | 2005-06-07 | Fitel Usa Corp. | Fiber optic ribbon and method of buffering loss |
| US7003203B2 (en) * | 2003-07-18 | 2006-02-21 | Corning Incorporated | Large effective area, low kappa, dispersion compensating optical fiber and telecommunication span including same |
| US7046890B2 (en) * | 2003-09-30 | 2006-05-16 | Corning Incorporated | Optical fiber with low taper induced loss |
| US7024083B2 (en) * | 2004-02-20 | 2006-04-04 | Corning Incorporated | Non-zero dispersion shifted optical fiber |
| KR100651506B1 (ko) | 2004-05-13 | 2006-11-29 | 삼성전자주식회사 | 장거리 광 통신망을 위한 광섬유 |
| KR100735239B1 (ko) * | 2004-05-28 | 2007-07-03 | 삼성전자주식회사 | 메트로 망용 광섬유 |
| ATE541231T1 (de) * | 2004-06-25 | 2012-01-15 | Omron Tateisi Electronics Co | Herstellungsverfahren eines optischen filmwellenleiters |
| US7046891B2 (en) * | 2004-07-13 | 2006-05-16 | Corning Incorporated | Low cutoff large effective area optical fiber |
| DK1925956T3 (en) * | 2005-08-22 | 2015-01-05 | Sumitomo Electric Industries | optical fiber |
| FR2930997B1 (fr) * | 2008-05-06 | 2010-08-13 | Draka Comteq France Sa | Fibre optique monomode |
| MX2010012913A (es) | 2008-05-28 | 2011-02-24 | Adc Telecommunications Inc | Cable de fibra optica. |
| CN101764343B (zh) * | 2010-01-08 | 2012-04-25 | 北京交通大学 | 一种单模纤芯耦合多层掺稀土环形纤芯的光纤 |
| JP6020170B2 (ja) * | 2010-09-22 | 2016-11-02 | 住友ベークライト株式会社 | 光導波路および電子機器 |
| KR101920934B1 (ko) * | 2011-02-15 | 2018-11-22 | 엘에스전선 주식회사 | 얇은 코팅경을 갖는 굴곡 강화 광섬유 및 이를 구비한 광케이블 |
| US9042692B2 (en) * | 2013-08-27 | 2015-05-26 | Corning Cable Systems Llc | Universal optical fibers for optical fiber connectors |
| CN106526743A (zh) * | 2016-08-22 | 2017-03-22 | 长飞光纤光缆股份有限公司 | 一种超低衰减单模光纤 |
| JP2018077303A (ja) * | 2016-11-08 | 2018-05-17 | 住友電気工業株式会社 | 光ファイバ心線 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS54154338A (en) * | 1978-05-25 | 1979-12-05 | Nippon Telegr & Teleph Corp <Ntt> | Glass fiber for optical transmission and production |
| US4715679A (en) * | 1981-12-07 | 1987-12-29 | Corning Glass Works | Low dispersion, low-loss single-mode optical waveguide |
| IL71644A (en) * | 1983-05-20 | 1987-11-30 | Corning Glass Works | Low dispersion,low-loss single-mode optical waveguide |
| JPS6252508A (ja) * | 1985-09-02 | 1987-03-07 | Nippon Telegr & Teleph Corp <Ntt> | 光フアイバ |
| US4852968A (en) * | 1986-08-08 | 1989-08-01 | American Telephone And Telegraph Company, At&T Bell Laboratories | Optical fiber comprising a refractive index trench |
| US4877304A (en) * | 1987-09-09 | 1989-10-31 | Corning Incorporated | Few-mode/single-mode fiber |
| EP0598554B1 (en) * | 1992-11-18 | 1999-05-12 | AT&T Corp. | Negative dispersion optical fiber |
-
1994
- 1994-10-17 US US08/323,795 patent/US5483612A/en not_active Expired - Fee Related
-
1995
- 1995-08-21 CA CA002156583A patent/CA2156583A1/en not_active Abandoned
- 1995-08-29 TW TW084109089A patent/TW300284B/zh active
- 1995-09-15 CN CN95115170A patent/CN1089169C/zh not_active Expired - Fee Related
- 1995-10-06 EP EP95115776A patent/EP0708346A1/en not_active Withdrawn
- 1995-10-06 EP EP20000113309 patent/EP1046937A1/en not_active Withdrawn
- 1995-10-09 AU AU33095/95A patent/AU700687B2/en not_active Ceased
- 1995-10-13 RU RU95118114/28A patent/RU2152632C1/ru active
- 1995-10-16 JP JP29169495A patent/JP3212851B2/ja not_active Expired - Fee Related
- 1995-10-17 KR KR1019950035854A patent/KR100231108B1/ko not_active Expired - Fee Related
-
2001
- 2001-05-14 JP JP2001143502A patent/JP2001356234A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| KR960014980A (ko) | 1996-05-22 |
| EP1046937A1 (en) | 2000-10-25 |
| EP0708346A1 (en) | 1996-04-24 |
| AU3309595A (en) | 1996-05-02 |
| KR100231108B1 (ko) | 1999-11-15 |
| CA2156583A1 (en) | 1996-04-18 |
| CN1138702A (zh) | 1996-12-25 |
| JP2001356234A (ja) | 2001-12-26 |
| AU700687B2 (en) | 1999-01-14 |
| CN1089169C (zh) | 2002-08-14 |
| JPH08248250A (ja) | 1996-09-27 |
| JP3212851B2 (ja) | 2001-09-25 |
| US5483612A (en) | 1996-01-09 |
| RU2152632C1 (ru) | 2000-07-10 |
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