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1. 发明专利

JP2006003197A Optical cable for fbg sensor 审中-公开
标题翻译： FBG传感器用光缆
公开(公告)号：JP2006003197A
公开(公告)日：2006-01-05
申请号：JP2004179539
申请日：2004-06-17
申请人： Hitachi Cable Ltd , 日立電線株式会社
发明人： SATO SOICHI
IPC分类号： G01B11/00 , G01L1/24
摘要： PROBLEM TO BE SOLVED: To provide an optical cable for an FBG sensor temperature-corrected with high accuracy.
SOLUTION: In this optical cable 1 for an FBG sensor, an FBG 44 for a sensor is written on an optical fiber 42 for a sensor laid along a measuring object used for detecting displacement of the measuring object. An optical fiber 2 for temperature correction is provided along the optical fiber 42. An FBG 3 for temperature correction used for temperature-correcting the FBG 44 is written on the optical fiber 2 at the same position as the the FBG 44.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于高精度温度校正的FBG传感器的光缆。解决方案：在用于FBG传感器的光缆1中，用于传感器的FBG 44被写入用于传感器的光纤42上，该传感器沿着用于检测测量对象的位移的测量对象放置。用于温度校正的光纤2沿光纤42提供。用于温度校正FBG44的用于温度校正的FBG 3被写在光纤2上与FBG 44相同的位置。（C）2006，JPO＆NCIPI

2. 发明专利

JP2005172713A Flow velocity sensor, flow direction determination method, and flow velocity determination method 审中-公开
标题翻译：流速传感器，流向确定方法和流速测定方法
公开(公告)号：JP2005172713A
公开(公告)日：2005-06-30
申请号：JP2003415720
申请日：2003-12-12
申请人： Hitachi Cable Ltd , 日立電線株式会社
发明人： SATO SOICHI , FUKUCHI KEISUKE , KOJIMA MASATSUGU
IPC分类号： G01P5/10 , G01P13/00
摘要： PROBLEM TO BE SOLVED: To provide a flow velocity sensor capable of measuring a flow velocity in a river or the like accurately with a simple constitution without providing a complicated constitution such as a mechanical driving part or a strain generation part.
SOLUTION: In this flow velocity sensor, heating plates 2 are stuck on both surfaces of a heater 3 provided with a heater electrode 5, and an FBG 4 connected to a sensor cable 1 is fixed on the heating plate 2 with an epoxy resin, and the heater 3, the heating plate 2 and the FBG 4 are molded integrally with a waterproof material by a waterproof mold 6.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供一种流量传感器，其能够以简单的结构精确地测量河流中的流速，而不需要诸如机械驱动部件或应变产生部件的复杂结构。解决方案：在该流速传感器中，将加热板2粘贴在设有加热器电极5的加热器3的两个表面上，连接到传感器电缆1的FBG 4用环氧树脂固定在加热板2上树脂，加热器3，加热板2和FBG 4通过防水模具6与防水材料一体模制。版权所有（C）2005，JPO＆NCIPI

3. 发明专利

JP2006208021A Optical fiber pressure sensor 有权
标题翻译：光纤传感器
公开(公告)号：JP2006208021A
公开(公告)日：2006-08-10
申请号：JP2005016588
申请日：2005-01-25
申请人： Denso Corp , Hitachi Cable Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 日立電線株式会社 , 株式会社デンソー
发明人： SATO SOICHI , IKEDA YUKIO , NAKAI HISANORI , HISHIDA YASUYUKI , FUKUSHI MORIHISA , SUZUKI AKIRA , KOBAYASHI SHIGENORI , TAKAHASHI HIROYUKI , IENAKA RYUTARO
IPC分类号： G01L1/24
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber pressure sensor prevented from being damaged even when high pressure is applied.
SOLUTION: A plurality of kinds of filament bodies 4A, 4B different each other in outside diameters are wound in the periphery of an optical fiber 1 varied in a light transmission characteristic with deformation, so as to disperse external pressure when the external pressure gets high.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供即使在施加高压时也防止其损坏的光纤压力传感器。解决方案：在外径变化的多种长丝体4A，4B中，以变形的光透射特性变化的光纤1的周围缠绕，从而当外部压力变高版权所有（C）2006，JPO＆NCIPI

4. 发明专利

JP2004361323A Scouring sensor using fiber bragg grating 审中-公开
公开(公告)号：JP2004361323A
公开(公告)日：2004-12-24
申请号：JP2003162207
申请日：2003-06-06
申请人： Hitachi Cable Ltd , 日立電線株式会社
发明人： SATO SOICHI , FUKUSHI MORIHISA
IPC分类号： E02B3/04 , G01D5/26 , G01D5/353 , G01D21/00
摘要： PROBLEM TO BE SOLVED: To observe scouring remotely in a short time by providing weights 5-1, 5-2, 5-3 and 5-4 to an optical fiber 4 provided with fiber Bragg gratings 3-1 and 3-2.
SOLUTION: The system comprises an optical fiber 4 provided with a plurality of fiber Bragg gratings 3-1, and 3-2 with different reflection wave lengths, weights 5-1, 5-2, 5-3 and 5-4 attached to the optical fiber 4 and placed near rivers, a wavelength measuring device for introducing light in wide wavelength zone from one end of the optical fiber 4 and measuring the wavelength of reflection light from the fiber Bragg gratings 3-1 and 3-2, and an arithmetic device for calculating the degree of strain added to the optical fibers 3-1 and 3-2 from the variation of the reflection wavelength by detecting the reflection wavelength of which fiber Bragg grating varied.
COPYRIGHT: (C)2005,JPO&NCIPI

5. 发明专利

JP2005156831A Method for manufacturing optical fiber sensor and the same 审中-公开
标题翻译：制造光纤传感器及其相关方法
公开(公告)号：JP2005156831A
公开(公告)日：2005-06-16
申请号：JP2003393941
申请日：2003-11-25
申请人： Hitachi Cable Ltd , 日立電線株式会社
发明人： HONGO AKISHI , HISHIDA YASUYUKI , KOJIMA MASATSUGU , SATO SOICHI
IPC分类号： G02B6/02 , G02B6/10 , G02B6/16
摘要： PROBLEM TO BE SOLVED: To provide a method for manufacturing optical fiber sensors at high accuracy by minimizing influence to be exerted on the sensing characteristic of a coat layer of an optical fiber or a re-coated layer re-coated after forming a fiber Bragg grating (FBG). SOLUTION: In the method for manufacturing an optical fiber sensor 1 by which a fiber Bragg grating (FBG) 5 is formed on an optical fiber 8, a coat layer 3 covering a part forming the FBG 5 of the optical fiber 8 is dissolved in a solution and removed. COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：解决的问题：为了提供一种高精度制造光纤传感器的方法，通过最小化影响光纤的涂层的感测特性或在形成后的光纤中的再涂覆层光纤布拉格光栅（FBG）。解决方案：在光纤8上形成光纤布拉格光栅（FBG）5的光纤传感器1的制造方法中，覆盖形成光纤8的FBG 5的部分的涂层3为溶解在溶液中并除去。版权所有（C）2005，JPO＆NCIPI

6. 发明专利

JP2006105973A Impact detection optical fiber sensor 有权
标题翻译：冲击检测光纤传感器
公开(公告)号：JP2006105973A
公开(公告)日：2006-04-20
申请号：JP2005260773
申请日：2005-09-08
申请人： Denso Corp , Hitachi Cable Ltd , Toyota Motor Corp , トヨタ自動車株式会社 , 日立電線株式会社 , 株式会社デンソー
发明人： HISHIDA YASUYUKI , ABE TOMIYA , NAKAI HISANORI , SATO SOICHI , IKEDA YUKIO , FUKUSHI MORIHISA , SUZUKI AKIRA , KOBAYASHI SHIGENORI , TAKAHASHI HIROYUKI , IENAKA RYUTARO , IYODA NORIBUMI
IPC分类号： G01L5/00 , G01L1/24
摘要： PROBLEM TO BE SOLVED: To provide an impact detection optical fiber sensor for improving sensor sensitivity.
SOLUTION: The optical fiber sensor comprises a plastic optical fiber 2, a corrugated plate 6 that is faced to one surface or both surfaces in the longitudinal direction of the plastic optical fiber 2 and has a plurality of projections, a sensor section 3 formed by covering the plastic optical fiber 2 and the corrugated plate 6 with a mold material 7, a light emitting element connected to one end of the optical fiber 2, and a light receiving element connected to the other end of the optical fiber 2.
COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种用于提高传感器灵敏度的冲击检测光纤传感器。解决方案：光纤传感器包括塑料光纤2，波纹板6，其面对塑料光纤2的纵向方向上的一个表面或两个表面，并具有多个突起，传感器部分3 通过用模具材料7覆盖塑料光纤2和波纹板6，连接到光纤2的一端的发光元件和连接到光纤2的另一端的光接收元件形成。 P>版权所有（C）2006，JPO＆NCIPI

7. 发明专利

JP2005084524A Device and method for optical fiber recoat 有权
标题翻译：用于光纤恢复的装置和方法
公开(公告)号：JP2005084524A
公开(公告)日：2005-03-31
申请号：JP2003318530
申请日：2003-09-10
申请人： Hitachi Cable Ltd , 日立電線株式会社
发明人： HISHIDA YASUYUKI , FUKUSHI MORIHISA , HONGO AKISHI , KOJIMA MASATSUGU , SATO SOICHI
IPC分类号： G02B6/44
摘要： PROBLEM TO BE SOLVED: To provide an optical fiber recoat for performing more uniform recoat, and to provide an optical fiber recoat method.
SOLUTION: The optical fiber recoat device for performing the recoat on a coated optical fiber 1a machining diffraction grating by removing the partial coating of a longitudinal direction of an optical fiber 1 comprises a dice 2, in which the coated optical fiber 1a has a vertically passing hole 32 to be horizontally fixed and for injecting a coating material on the periphery of the hole, an arm 3 for spanning to detouring the dice 2 from upward of the dice 2 to downward to hold the optical fiber 1 upward and downward of the dice 2; and a moving means for vertically moving the arm 3.
COPYRIGHT: (C)2005,JPO&NCIPI
摘要翻译：要解决的问题：提供用于执行更均匀的重涂的光纤再涂层，并提供光纤重涂法。解决方案：通过去除光纤1的纵向方向的部分涂覆来对涂覆光纤1a进行涂覆光纤1a加工衍射光栅的光纤再涂装置包括骰子2，其中涂覆的光纤1a具有垂直通孔32被水平地固定并用于在孔的周边喷射涂层材料;臂3，用于跨越骰子2从骰子2向上迂回到下方以将光纤1向上和向下保持骰子2; 以及用于垂直移动臂3的移动装置。（C）2005，JPO＆NCIPI

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