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1. 发明公开

EP2919335A4 AMPLIFYING OPTICAL FIBER AND OPTICAL AMPLIFIER 有权
标题翻译：增强光纤和光放大器
公开(公告)号：EP2919335A4
公开(公告)日：2016-08-03
申请号：EP13853089
申请日：2013-10-31
申请人： FUJIKURA LTD , NIPPON TELEGRAPH & TELEPHONE , UNIV OSAKA PREFECT PUBLIC CORP , NAT UNIV CORP SHIMANE UNIV
发明人： MATSUO SHOICHIRO , TAKENAGA KATSUHIRO , ICHII KENTARO , ONO HIROTAKA , TSUJIKAWA KYOUZOU , YAMADA MAKOTO , MASUDA HIROJI
IPC分类号： H01S3/067 , G02B6/02 , G02B6/036 , G02B6/04 , H01S3/094 , H01S3/23
CPC分类号： H01S3/06737 , G02B6/02042 , G02B6/036 , G02B6/03633 , G02B6/04 , H01S3/06733 , H01S3/06754 , H01S3/094007 , H01S3/2383
摘要： A plurality of cores 51 is disposed around the center axis of a first cladding 52 in a state in which an inter-core distance A of cores adjacent to each other is equal, a refractive index n 1 of the core 51 is provided higher than a refractive index n 2 of the first cladding 52, and the refractive index n 2 of the first cladding 52 is provided higher than a refractive index n 3 of a second cladding 53. Moreover, 5.8 ‰¤ ›/MFD(2»c/(»c + »op)) ‰¤ 8 is satisfied, where the inter-core distance is defined as A, a mode field diameter of the core is defined as MFD, a cutoff wavelength is defined as »c, and a wavelength of communication light incident on the core 51 is defined as »op.
摘要翻译：在彼此相邻的芯的芯间距离A相等的状态下，多个芯51围绕第一包层52的中心轴设置，芯51的折射率n 1比第一包层52的折射率n 2和第一包层52的折射率n 2被设置为高于第二包层53的折射率n 3。此外，5.8‰¤> / MFD（2»c /（ »c +»op））‰¤8，其中芯间距离定义为A，芯的模场直径定义为MFD，截止波长定义为»c，通信波长入射在芯51上的光被定义为»op。

2. 发明专利

DK2919335T3 FORSTÆRKENDE OPTISK FIBER OG OPTISK FORSTÆRKER 未知
公开(公告)号：DK2919335T3
公开(公告)日：2018-05-22
申请号：DK13853089
申请日：2013-10-31
申请人： FUJIKURA LTD , UNIV OSAKA PREFECT PUBLIC CORP , NATIONAL UNIV CORPORATION SHIMANE UNIV , NIPPON TELEGRAPH & TELEPHONE
发明人： MATSUO SHOICHIRO , TAKENAGA KATSUHIRO , ICHII KENTARO , ONO HIROTAKA , TSUJIKAWA KYOUZOU , YAMADA MAKOTO , MASUDA HIROJI
IPC分类号： H01S3/067 , G02B6/02 , G02B6/036 , G02B6/04 , H01S3/094 , H01S3/23

3. 发明公开

KR20070098739A OPTICAL/ELECTRICAL CIRCUIT INTERCONNECT BOARD AND EVALUATION METHOD THEREFOR 审中-公开
标题翻译：光电互连板及其评估方法
公开(公告)号：KR20070098739A
公开(公告)日：2007-10-05
申请号：KR20070031736
申请日：2007-03-30
申请人： FUJIKURA LTD , STANLEY ELECTRIC CO LTD
发明人： FUKUDA TAKESHI , ICHII KENTARO , TERADA YOSHIHIRO , FUJIMAKI MUNEHISA , OKA HIROYUKI , FURUKAWA YOSHIKI , INUZUKA KATSUMI
IPC分类号： G02B6/12 , G02B6/43 , H01L33/62
CPC分类号： G02B6/43 , G02B6/4249 , G02B6/4403
摘要： A photoelectric composite wiring board and an interconnection efficiency evaluation method are provided to connect the optical wires, coupled to each light receiving and emitting unit, at a time through an optical wire tape. A photoelectric composite wiring board(1) is composed of a substrate(2) having electric wires; a plurality of light receiving and emitting units installed on the substrate and composed of light receiving and emitting elements(3,3a,3b,3c,3d,4,4a,4b,4c,4d); and an optical wire tape(7) for gathering each optical wire(5,5a,5b,5c,5d) connecting the light receiving and emitting elements for each light receiving and emitting unit, in a line and covering the gathered optical wire by a first sheathing material. The substrate comprises a single part or at least two split parts. The light emitting element is disposed in one part and the light receiving element is disposed on the other part.
摘要翻译：提供光电复合布线板和互连效率评估方法，以通过光纤线条一次连接耦合到每个光接收和发射单元的光导线。光电复合布线板（1）由具有电线的基板（2）构成; 多个光接收和发射单元安装在基板上并由光接收和发射元件（3,3a，3b，3c，3d，4,4a，4b，4c，4d）组成; 以及用于聚集连接每个光接收和发射单元的光接收和发射元件的每条光导线（5,5a，5b，5c，5d）的光导线带（7），并且将所收集的光线覆盖第一护套材料。衬底包括单个部分或至少两个分裂部分。发光元件设置在一个部分中，并且光接收元件设置在另一部分上。

4. 发明专利

CA2742138C YTTERBIUM-DOPED OPTICAL FIBER 未知
公开(公告)号：CA2742138C
公开(公告)日：2015-04-28
申请号：CA2742138
申请日：2009-11-04
申请人： FUJIKURA LTD
发明人： ICHII KENTARO , TANIGAWA SHOJI , ARAI TOMOFUMI
IPC分类号： H01S3/06
摘要： An ytterbium-doped optical fiber including a core containing at least ytterbium, aluminum and phosphorous and a clad surrounding the core, wherein a molar concentration of diphosphorus pentoxide with respect to phosphorus in the core is equal to a molar concentration of aluminum oxide with respect to aluminum in the core, wherein a ratio of a molar concentration of diphosphorus pentoxide with respect to phosphorus in the core to the molar concentration of ytterbium oxide with respect to ytterbium in the core is higher than or equal to 10 and lower than or equal to 30, and wherein a relative refractive index difference between the core and the clad is higher than or equal to 0.05% and lower than or equal to 0.30%.

5. 发明专利

NL2011450C METHOD OF MANUFACTURING OPTICAL FIBER BASE MATERIAL AND METHOD OF MANUFACTURING OPTICAL FIBER. 未知
公开(公告)号：NL2011450C
公开(公告)日：2014-05-08
申请号：NL2011450
申请日：2013-09-16
申请人： FUJIKURA LTD
发明人： OOZEKI NOBUO , ICHII KENTARO , ARAI TOMOFUMI
IPC分类号： C03B37/018
CPC分类号： C03B37/01861

6. 发明专利

DK2388871T3 MULTIBEKLÆDT OPTISK FIBER, OPTISK FIBERMODUL, FIBERLASER OG FIBERFORSTÆRKER 未知
公开(公告)号：DK2388871T3
公开(公告)日：2021-02-15
申请号：DK10789176
申请日：2010-06-04
申请人： FUJIKURA LTD , UNIV HOKKAIDO NAT UNIV CORP
发明人： TANIGAWA SHOJI , ICHII KENTARO , TAKENAGA KATSUHIRO , SAITOH KUNIMASA
IPC分类号： H01S3/06 , G02B6/02 , G02B6/036 , G02B6/14

7. 发明专利

HK1108101A1 OPTICAL/ELECTRICAL CIRCUIT INTERCONNECT BOARD AND EVALUATION METHOD THEREFOR 未知
公开(公告)号：HK1108101A1
公开(公告)日：2008-04-25
申请号：HK07114275
申请日：2007-12-28
申请人： FUJIKURA LTD
发明人： FUKUDA TAKESHI , ICHII KENTARO , TERADA YOSHIHIRO , FUJIMAKI MUNEHISA , OKA HIROYUKI , FURUKAWA YOSHIKI , INUZUKA KATSUMI
IPC分类号： G02B20060101 , H01L33/62 , H05K20060101
摘要： An optical/electrical interconnect board includes a base material (2) comprising an electrical circuit; a plurality of light receiving/emitting units, each of the units being constituted by a light emitting element (3) and a light receiving element (4) packaged on the base material (2); and an optical fiber tape (7) that connects the light emitting element (3) to the light receiving element (4) for each of the light receiving/emitting units, the optical fiber tape (7) being formed by bringing together optical wires (5a,5b,5c,5d) for the units in a side-by-side manner and coating with a first coating material.

8. 发明专利

NL2011450C2 METHOD OF MANUFACTURING OPTICAL FIBER BASE MATERIAL AND METHOD OF MANUFACTURING OPTICAL FIBER. 未知
公开(公告)号：NL2011450C2
公开(公告)日：2014-05-08
申请号：NL2011450
申请日：2013-09-16
申请人： FUJIKURA LTD
发明人： OOZEKI NOBUO , ICHII KENTARO , ARAI TOMOFUMI
IPC分类号： C03B37/018
摘要： Provided is a method of manufacturing an optical fiber base material using a MCVD method, including: a step of heating a glass tube while rotating the glass tube and supplying a gas into a through-hole of the glass tube, wherein in at least a part of the step, the inside of the through-hole is pressurized so that an outer diameter of the glass tube increases.

9. 发明专利

NL2009535C2 METHOD OF MANUFACTURING OPTICAL FIBER BASE MATERIAL AND METHOD OF MANUFACTURING OPTICAL FIBER. 未知
公开(公告)号：NL2009535C2
公开(公告)日：2014-01-16
申请号：NL2009535
申请日：2012-09-28
申请人： FUJIKURA LTD
发明人： OOZEKI NOBUO , ICHII KENTARO , ARAI TOMOFUMI
IPC分类号： C03B37/018
摘要： Provided is a method of manufacturing an optical fiber base material using a MCVD method, including: a step of heating a glass tube while rotating the glass tube and supplying a gas into a through-hole of the glass tube, wherein in at least a part of the step, the inside of the through-hole is pressurized so that an outer diameter of the glass tube increases.

10. 发明专利

DK2088650T3 FREMGANGSMÅDE TIL FOTODARKENINGS-UNDERTRYKNING AF EN Yb-DOTERET OPTISK FIBER, FOTODARKENINGS-UNDERTRYKT Yb-DOTERET OPTISK FIBER, OG FIBERLASER 未知
公开(公告)号：DK2088650T3
公开(公告)日：2013-06-10
申请号：DK08740562
申请日：2008-04-17
申请人： FUJIKURA LTD
发明人： ICHII KENTARO , HOSOYA HIDEYUKI
IPC分类号： H01S3/067 , G02B6/02 , H01S3/16

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