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1. 发明授权

US07267495B2 Connection method and connecting structure for photonic crystal fiber 有权
标题翻译：光子晶体光纤的连接方法和连接结构
公开(公告)号：US07267495B2
公开(公告)日：2007-09-11
申请号：US11154731
申请日：2005-06-17
申请人： Ryuji Suzuki , Kazuhiko Aikawa , Kuniharu Himeno , Ning Guan
发明人： Ryuji Suzuki , Kazuhiko Aikawa , Kuniharu Himeno , Ning Guan
IPC分类号： G02B6/255
CPC分类号： G02B6/2551 , G02B6/02347 , G02B6/02361
摘要： A connection method for a photonic crystal fiber for connecting the photonic crystal fiber and a fiber to be connected, the photonic crystal fiber including a cladding region having a number of microholes and a core region having a same refractive index as that of the cladding region, includes the steps of: abutting respective end faces of the photonic crystal fiber and the fiber to be connected each other; after the abutting, performing a main discharge in which an abutted portion is heated by an electric discharge under a first condition; and after the main discharge, performing an additional discharge in which the connection portion is heated by an electric discharge at least once under a second condition to increase a splice strength.
摘要翻译：一种用于连接光子晶体光纤和待连接光纤的光子晶体光纤的连接方法，包括具有多个微孔的包层区域和具有与包层区域相同折射率的纤芯区域的光子晶体光纤，包括以下步骤：将要连接的光子晶体光纤和光纤的各个端面邻接; 在抵接之后，在第一状态下进行通过放电加热抵接部的主放电; 并且在主放电之后，在第二条件下进行至少一次的放电使连接部分被加热的附加放电以增加接合强度。

2. 发明申请

US20060051034A1 Connection method and connecting structure for photonic crystal fiber 有权
标题翻译：光子晶体光纤的连接方法和连接结构
公开(公告)号：US20060051034A1
公开(公告)日：2006-03-09
申请号：US11154731
申请日：2005-06-17
申请人： Ryuji Suzuki , Kazuhiko Aikawa , Kuniharu Himeno , Ning Guan
发明人： Ryuji Suzuki , Kazuhiko Aikawa , Kuniharu Himeno , Ning Guan
IPC分类号： G02B6/255
CPC分类号： G02B6/2551 , G02B6/02347 , G02B6/02361
摘要： A connection method for a photonic crystal fiber for connecting the photonic crystal fiber and a fiber to be connected, the photonic crystal fiber including a cladding region having a number of microholes and a core region having a same refractive index as that of the cladding region, includes the steps of: abutting respective end faces of the photonic crystal fiber and the fiber to be connected each other; after the abutting, performing a main discharge in which an abutted portion is heated by an electric discharge under a first condition; and after the main discharge, performing an additional discharge in which the connection portion is heated by an electric discharge at least once under a second condition to increase a splice strength.
摘要翻译：一种用于连接光子晶体光纤和待连接光纤的光子晶体光纤的连接方法，包括具有多个微孔的包层区域和具有与包层区域相同折射率的纤芯区域的光子晶体光纤，包括以下步骤：将要连接的光子晶体光纤和光纤的各个端面邻接; 在抵接之后，在第一状态下进行通过放电加热抵接部的主放电; 并且在主放电之后，在第二条件下进行至少一次的放电使连接部分被加热的附加放电以增加接合强度。

3. 发明授权

US07292762B2 Hole-assisted holey fiber and low bending loss multimode holey fiber 有权
标题翻译：孔辅助多孔纤维和低弯曲损耗多模多孔纤维
公开(公告)号：US07292762B2
公开(公告)日：2007-11-06
申请号：US11178477
申请日：2005-07-12
申请人： Ning Guan , Katsuhiro Takenaga , Katsuaki Izoe , Kazuhiko Aikawa , Kuniharu Himeno
发明人： Ning Guan , Katsuhiro Takenaga , Katsuaki Izoe , Kazuhiko Aikawa , Kuniharu Himeno
IPC分类号： G02B6/032
CPC分类号： G02B6/02333 , G02B6/02357 , G02B6/02361 , G02B6/14
摘要： A hole-assisted holey fiber is provided. The holey fiber includes a core region; a cladding region around the core region, and a plurality of holes in the cladding region around the core region. The core region has a higher refractive index than that of the cladding region. The holes form an inner hole layer and an outer hole layer, and the inner hole layer has the same number of holes as the number of the holes in the outer hole layer. The outer layer holes are provided in locations in which inner holes are absent when viewed from the center of the core region, and holes defining the same layer have the same diameter. A distance Λ1 from a center of the core region to a center of an inner hole and a distance Λ2 from the center of the core region to a center of an outer hole satisfy the relationship Λ1
摘要翻译：提供孔辅助多孔纤维。多孔纤维包括芯区域; 围绕芯区域的包层区域，以及围绕芯区域的包层区域中的多个孔。芯区域具有比包层区域更高的折射率。孔形成内孔层和外孔层，内孔层的孔数与外孔层的孔数相同。外层孔设置在从芯区域的中心观察时不存在内孔的位置，并且限定相同层的孔具有相同的直径。从芯部区域的中心到内部孔的中心距离λ1到从芯部区域的中心到外部中心的距离λ2<2 < 孔的内径满足关系Lambda 1 N 2 N 2和内孔的直径d 1 N 2，直径d 2 < SUB>满足关系d 1 > = d 2 2。

4. 发明授权

US07263267B2 Higher order mode dispersion compensating fiber and mode converter for higher order fiber 失效
标题翻译：高阶模式色散补偿光纤和模式转换器用于高阶光纤
公开(公告)号：US07263267B2
公开(公告)日：2007-08-28
申请号：US10866828
申请日：2004-06-15
申请人： Ning Guan , Kazuhiko Aikawa , Masashi Ikeda , Kuniharu Himeno , Koichi Harada
发明人： Ning Guan , Kazuhiko Aikawa , Masashi Ikeda , Kuniharu Himeno , Koichi Harada
IPC分类号： G02B6/02 , G02B6/22 , G02B6/00
CPC分类号： G02B6/03644 , G02B6/02261 , G02B6/03627 , G02B6/14 , G02B6/268 , G02B6/2835
摘要： A higher order mode dispersion compensating fiber includes an optical fiber and a first loss layer which is provided within the fiber and which attenuates a lower order mode propagating through the optical fiber while not attenuating a higher order mode which is higher than the lower order mode. A dispersion compensating fiber mode converter for a higher order fiber includes a single mode fiber; a higher order mode dispersion compensating fiber; and a fused and extended portion which has been formed by fusing and extending the single mode fiber and the higher order mode fiber. The fused and extended portion converts between the LP01 mode of the single mode fiber and the LP02 mode of the higher order mode dispersion compensating fiber.
摘要翻译：高阶模式色散补偿光纤包括光纤和第一损耗层，该第一损耗层设置在光纤内，并且衰减低通过光纤传播的低阶模，同时不衰减高于低阶模的高阶模。用于高阶光纤的色散补偿光纤模式转换器包括单模光纤; 高阶模色散补偿光纤; 以及通过熔融和延伸单模光纤和高阶模光纤而形成的熔接和延伸部分。融合和扩展部分在单模光纤的LP 01模式和高阶模色散补偿光纤的LP <02> / O模式之间转换。

5. 发明申请

US20060034574A1 Hole-assisted holey fiber and low bending loss multimode holey fiber 有权
标题翻译：孔辅助多孔纤维和低弯曲损耗多模多孔纤维
公开(公告)号：US20060034574A1
公开(公告)日：2006-02-16
申请号：US11178477
申请日：2005-07-12
申请人： Ning Guan , Katsuhiro Takenaga , Katsuaki Izoe , Kazuhiko Aikawa , Kuniharu Himeno
发明人： Ning Guan , Katsuhiro Takenaga , Katsuaki Izoe , Kazuhiko Aikawa , Kuniharu Himeno
IPC分类号： G02B6/032
CPC分类号： G02B6/02333 , G02B6/02357 , G02B6/02361 , G02B6/14
摘要： A hole-assisted holey fiber is provided. The holey fiber includes a core region; a cladding region around the core region, and a plurality of holes in the cladding region around the core region. The core region has a higher refractive index than that of the cladding region. The holes form an inner hole layer and an outer hole layer, and the inner hole layer has the same number of holes as the number of the holes in the outer hole layer. The outer layer holes are provided in locations in which inner holes are absent when viewed from the center of the core region, and holes defining the same layer have the same diameter. A distance Λ1 from a center of the core region to a center of an inner hole and a distance Λ2 from the center of the core region to a center of an outer hole satisfy the relationship Λ1
摘要翻译：提供孔辅助多孔纤维。多孔纤维包括芯区域; 围绕芯区域的包层区域，以及围绕芯区域的包层区域中的多个孔。芯区域具有比包层区域更高的折射率。孔形成内孔层和外孔层，内孔层的孔数与外孔层的孔数相同。外层孔设置在从芯区域的中心观察时不存在内孔的位置，并且限定相同层的孔具有相同的直径。从芯部区域的中心到内部孔的中心距离λ1到从芯部区域的中心到外部中心的距离λ2<2 < 孔的内径满足关系Lambda 1 N 2 N 2和内孔的直径d 1 N 2，直径d 2 < SUB>满足关系d <1> <= D 2 <2>。

6. 发明授权

US07412128B2 Higher order mode dispersion compensating fiber and mode converter for higher order fiber 失效
标题翻译：高阶模式色散补偿光纤和模式转换器用于高阶光纤
公开(公告)号：US07412128B2
公开(公告)日：2008-08-12
申请号：US11739589
申请日：2007-04-24
申请人： Ning Guan , Kazuhiko Aikawa , Masashi Ikeda , Kuniharu Himeno , Koichi Harada
发明人： Ning Guan , Kazuhiko Aikawa , Masashi Ikeda , Kuniharu Himeno , Koichi Harada
IPC分类号： G02B6/26 , G02B6/42
CPC分类号： G02B6/03644 , G02B6/02261 , G02B6/03627 , G02B6/14 , G02B6/268 , G02B6/2835
摘要： A higher order mode dispersion compensating fiber includes an optical fiber and a first loss layer which is provided within the fiber and which attenuates a lower order mode propagating through the optical fiber while not attenuating a higher order mode which is higher than the lower order mode. A dispersion compensating fiber mode converter for a higher order fiber includes a single mode fiber; a higher order mode dispersion compensating fiber; and a fused and extended portion which has been formed by fusing and extending the single mode fiber and the higher order mode fiber. The fused and extended portion converts between the LP01 mode of the single mode fiber and the LP02 mode of the higher order mode dispersion compensating fiber.
摘要翻译：高阶模式色散补偿光纤包括光纤和第一损耗层，该第一损耗层设置在光纤内，并且衰减低通过光纤传播的低阶模，同时不衰减高于低阶模的高阶模。用于高阶光纤的色散补偿光纤模式转换器包括单模光纤; 高阶模色散补偿光纤; 以及通过熔融和延伸单模光纤和高阶模光纤而形成的熔接和延伸部分。融合和扩展部分在单模光纤的LP 01模式和高阶模色散补偿光纤的LP <02> / O模式之间转换。

7. 发明申请

US20070201791A1 HIGHER ORDER MODE DISPERSION COMPENSATING FIBER AND MODE CONVERTER FOR HIGHER ORDER FIBER 失效
标题翻译：更高级的模式分散补偿光纤和模式转换器用于高阶光纤
公开(公告)号：US20070201791A1
公开(公告)日：2007-08-30
申请号：US11739589
申请日：2007-04-24
申请人： Ning Guan , Kazuhiko Aikawa , Masashi Ikeda , Kuniharu Himeno , Koichi Harada
发明人： Ning Guan , Kazuhiko Aikawa , Masashi Ikeda , Kuniharu Himeno , Koichi Harada
IPC分类号： G02B6/26
CPC分类号： G02B6/03644 , G02B6/02261 , G02B6/03627 , G02B6/14 , G02B6/268 , G02B6/2835
摘要： A higher order mode dispersion compensating fiber includes an optical fiber and a first loss layer which is provided within the fiber and which attenuates a lower order mode propagating through the optical fiber while not attenuating a higher order mode which is higher than the lower order mode. A dispersion compensating fiber mode converter for a higher order fiber includes a single mode fiber; a higher order mode dispersion compensating fiber; and a fused and extended portion which has been formed by fusing and extending the single mode fiber and the higher order mode fiber. The fused and extended portion converts between the LP01 mode of the single mode fiber and the LP02 mode of the higher order mode dispersion compensating fiber.
摘要翻译：高阶模式色散补偿光纤包括光纤和第一损耗层，该第一损耗层设置在光纤内，并且衰减低通过光纤传播的低阶模，同时不衰减高于低阶模的高阶模。用于高阶光纤的色散补偿光纤模式转换器包括单模光纤; 高阶模色散补偿光纤; 以及通过熔融和延伸单模光纤和高阶模光纤而形成的熔接和延伸部分。融合和扩展部分在单模光纤的LP 01模式和高阶模色散补偿光纤的LP <02> / O模式之间转换。

8. 发明申请

US20050013572A1 Higher order mode dispersion compensating fiber and mode converter for higher order fiber 失效
标题翻译：高阶模式色散补偿光纤和模式转换器用于高阶光纤
公开(公告)号：US20050013572A1
公开(公告)日：2005-01-20
申请号：US10866828
申请日：2004-06-15
申请人： Ning Guan , Kazuhiko Aikawa , Masashi Ikeda , Kuniharu Himeno , Koichi Harada
发明人： Ning Guan , Kazuhiko Aikawa , Masashi Ikeda , Kuniharu Himeno , Koichi Harada
IPC分类号： G02B6/02 , G02B6/036 , G02B6/14 , G02B6/28 , G02B6/287 , G02B6/34 , G02B6/22
CPC分类号： G02B6/03644 , G02B6/02261 , G02B6/03627 , G02B6/14 , G02B6/268 , G02B6/2835
摘要： A higher order mode dispersion compensating fiber includes an optical fiber and a first loss layer which is provided within the fiber and which attenuates a lower order mode propagating through the optical fiber while not attenuating a higher order mode which is higher than the lower order mode. A dispersion compensating fiber mode converter for a higher order fiber includes a single mode fiber; a higher order mode dispersion compensating fiber; and a fused and extended portion which has been formed by fusing and extending the single mode fiber and the higher order mode fiber. The fused and extended portion converts between the LP01 mode of the single mode fiber and the LP02 mode of the higher order mode dispersion compensating fiber.
摘要翻译：高阶模式色散补偿光纤包括光纤和第一损耗层，该第一损耗层设置在光纤内，并且衰减低通过光纤传播的低阶模，同时不衰减高于低阶模的高阶模。用于高阶光纤的色散补偿光纤模式转换器包括单模光纤; 高阶模色散补偿光纤; 以及通过熔融和延伸单模光纤和高阶模光纤而形成的熔接和延伸部分。融合和扩展部分在单模光纤的LP01模式和高阶模色散补偿光纤的LP02模式之间转换。

9. 发明申请

US20050201700A1 Dispersion compensating fiber module, and optical fiber transmission line 失效
标题翻译：色散补偿光纤模块和光纤传输线
公开(公告)号：US20050201700A1
公开(公告)日：2005-09-15
申请号：US11072533
申请日：2005-03-07
申请人： Kazuhiko Aikawa , Ryuji Suzuki , Kuniharu Himeno
发明人： Kazuhiko Aikawa , Ryuji Suzuki , Kuniharu Himeno
IPC分类号： G02B6/02 , G02B6/036
CPC分类号： G02B6/29377 , G02B6/02233 , G02B6/02242 , G02B6/02261 , G02B6/02271 , G02B6/0228 , G02B6/0281 , G02B6/03666 , H04B10/2525
摘要： A dispersion compensating fiber module which, when connected to an optical fiber which exhibits, at a wavelength of 1.55 μm, a chromatic dispersion of between +2 and +6 ps/nm/km, a dispersion slope of between +0.075 ps/nm2/km and +0.095 ps/nm2/pm, and a relative dispersion slope of between 0.016 nm−1 and 0.024 nm−1, performs compensation so that the residual dispersion of the connected optical fiber is reduced, the dispersion compensating fiber module includes a dispersion compensating fiber and at least one optical fiber fused to the dispersion compensating fiber, in which the dispersion compensating fiber module exhibits at a wavelength of 1.55 μm, a relative dispersion slope of between 0.016 nm−1 and 0.026 nm−1; and in a wavelength range between 1.525 μm and 1.565 μm, a maximum residual dispersion difference, when converted per km of the transmission optical fiber, of less than or equal to 0.4 ps/nm/km.
摘要翻译：一种色散补偿光纤模块，当与在1.55μm波长下表现出+2和+6ps / nm / km之间的色散的光纤连接时，色散斜率在+ 0.075ps / nm < SUP> 2 / km和+0.095ps / nm 2 / pm，以及0.016nm -1至0.024nm之间的相对色散斜率， -1执行补偿，使得连接的光纤的残余色散减小，色散补偿光纤模块包括色散补偿光纤和融合到色散补偿光纤的至少一个光纤，其中色散补偿光纤模块呈现波长为1.55μm，相对色散斜率为0.016nm -1至0.026nm -1; 并且在1.525μm和1.565μm之间的波长范围内，当传输光纤每km转换时，最大残余色散差小于或等于0.4ps / nm / km。

10. 发明授权

US06937805B2 Dispersion compensating fiber and dispersion compensating fiber module 有权
标题翻译：色散补偿光纤和色散补偿光纤模块
公开(公告)号：US06937805B2
公开(公告)日：2005-08-30
申请号：US10270569
申请日：2002-10-16
申请人： Kazuhiko Aikawa , Shogo Shimizu , Takaaki Suzuki , Ryuji Suzuki , Masakazu Nakayama , Kuniharu Himeno
发明人： Kazuhiko Aikawa , Shogo Shimizu , Takaaki Suzuki , Ryuji Suzuki , Masakazu Nakayama , Kuniharu Himeno
IPC分类号： G02B6/036 , G02B6/16 , G02B6/18 , G02B6/20 , G02B6/22
CPC分类号： G02B6/03666 , G02B6/02261 , G02B6/0228 , G02B6/03644
摘要： A dispersion compensating fiber, which has a negative dispersion slope with a large absolute value while maintaining the absolute value of the chromatic dispersion, and which has sufficient dispersion slope compensation properties even for the non-zero dispersion shifted optical fiber requiring a large RDS for dispersion compensation. In this dispersion compensating fiber, the radius of a ring core region is set in a range from 6.7 μm to 10.7 μm, the radius ratio of a depressed core region relative to a central core region is set in a range from 2.0 to 3.0, and the radius ratio of the ring core region relative to the depressed core region is set in a range from 1.3 to 2.0, the relative refractive index difference of the central core region relative to the cladding is set in a range from +1.00% to +1.80%, the relative refractive index difference of the depressed core region relative to the cladding is set in a range from −1.20% to −1.50%, and the relative refractive index difference of the ring core region relative to the cladding is set in a range from +0.20% to +0.50%.
摘要翻译：一种色散补偿光纤，其具有大的绝对值的负色散斜率，同时保持色散的绝对值，并且即使对于需要大的RDS的分散的非零色散位移光纤也具有足够的色散斜率补偿特性补偿。在该色散补偿光纤中，环芯区域的半径设定在6.7μm〜10.7μm的范围内，凹陷芯区域相对于中心纤芯区域的半径比设定在2.0〜3.0的范围内，环芯区域相对于凹陷芯区域的半径比设定在1.3至2.0的范围内，中心芯区域相对于包层的相对折射率差设定在+ 1.00％至+1.80的范围内凹陷芯区域相对于包层的相对折射率差设定在-1.20％至-1.50％的范围内，并且环形芯区域相对于包层的相对折射率差被设定在一个范围内从+ 0.20％到+ 0.50％。

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