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51. 发明专利

JP2005275422A Optical switch 审中-公开
标题翻译：光开关
公开(公告)号：JP2005275422A
公开(公告)日：2005-10-06
申请号：JP2005146136
申请日：2005-05-19
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： HORINO MASAYA , SATO KAZUYASU , AIDA YASUO
IPC分类号： G02B26/08
摘要： PROBLEM TO BE SOLVED: To provide a mechanical optical switch which can be manufactured only by a simple 2-dimensional assembling process. SOLUTION: In the optical switch, optical fibers and positioning pins are previously fixed by blocks and these are enclosed in a cleavage-type airtight case. Moreover, the optical fibers and the positioning pins are previously fixed by the blocks and these are enclosed in divided airtight cases whose insides are flat, by using spacers. Further, a driving force generating member whose coil is arranged along the longitudinal direction of the optical fibers is installed at the outside of an airtight base and an airtight cover. COPYRIGHT: (C)2006,JPO&NCIPI
摘要翻译：要解决的问题：提供一种只能通过简单的二维组装工艺制造的机械光学开关。
解决方案：在光开关中，光纤和定位销预先通过块固定，并将其封闭在裂缝型密封外壳中。此外，光纤和定位销预先由块固定，并且通过使用间隔件将它们封闭在其内部平坦的分开的气密壳中。此外，沿着光纤的长度方向配置线圈的驱动力产生部件安装在气密基部和气密罩的外侧。版权所有（C）2006，JPO＆NCIPI

52. 发明专利

JP2004302427A Optical switch and optical switching system 审中-公开
公开(公告)号：JP2004302427A
公开(公告)日：2004-10-28
申请号：JP2003402364
申请日：2003-12-02
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： KAZAMA ATSUSHI , FUKUDA KAZUYUKI , HORINO MASAYA , ITO YASUHIRO
IPC分类号： G02B26/08 , B81B7/04
摘要： PROBLEM TO BE SOLVED: To reduce size and thickness of a three-dimensional optical matrix switch that uses a micro mirror array. SOLUTION: The optical switch is equipped with: a collimator array that has a plurality of collimators to be communicated with optical fibers; a mirror array that has a plurality of movable mirrors with which the light from the first collimator of the collimator array is optically communicated; a first mirror with which the light from the mirror of the mirror array is optically communicated; a second mirror with which the light from the first mirror is optically communicated; and the second collimator of the collimator array, with which the light from the second mirror is communicated. The optical switch is characterized in that the light from the second mirror is designed to be in optical communication with the second collimator through the first mirror and the mirror array. COPYRIGHT: (C)2005,JPO&NCIPI

53. 发明专利

JP2003043386A Optical switching system, and method for aligning of optical axis 审中-公开
标题翻译：光学切换系统和光轴对准方法
公开(公告)号：JP2003043386A
公开(公告)日：2003-02-13
申请号：JP2001235963
申请日：2001-08-03
申请人： Hitachi Ltd , 株式会社日立製作所
发明人： ISHIKAWA TADAAKI , HORINO MASAYA
IPC分类号： G02B26/08 , H04B10/07 , H04B10/27 , H04B10/29 , H04B10/02
摘要： PROBLEM TO BE SOLVED: To provide a space connection type optical switching system, using a reflector which achieves reduction of optical loss, by optimally adjusting the optimum state of the reflector, and to provide a method for aligning the optical axis. SOLUTION: The optical switching system is provided with a first reflector 2a which can control an attitude for directing input light, a second reflector 2b which is disposed opposite to the first reflector and carries out an output by reflecting light reflected by the first reflector, and a means 5 to control each attitude of the first and second reflectors and to adjust the attitude of the controlled first and second reflectors. The optical switching system (a) generates a reference beam, the wavelength of which is substantially different from the input light, (b) reflects the generated reference beam by the first and second reflectors with the input light, (c) selectively branches the reference beam from reflected light to detect light intensity, and controls the attitude of the first and second reflectors, so that the intensity of the input light is maximized.
摘要翻译：要解决的问题：为了提供一种空间连接型光开关系统，通过最佳地调整反射器的最佳状态，使用通过实现光损耗降低的反射器，并提供一种使光轴对准的方法。解决方案：光开关系统设置有可控制用于引导输入光的姿态的第一反射器2a，与第一反射器相对设置的第二反射器2b，并且通过反射由第一反射器反射的光来执行输出，以及用于控制第一和第二反射器的每个姿态并调节受控的第一和第二反射器的姿态的装置5。光开关系统（a）产生一个参考光束，其波长基本上不同于输入光，（b）用输入光反射由第一和第二反射器产生的参考光束，（c）选择性地分支参考光来自反射光的光束以检测光强度，并且控制第一和第二反射器的姿态，使得输入光的强度最大化。

54. 发明专利

JP2003035875A Optical switch 审中-公开
标题翻译：光开关
公开(公告)号：JP2003035875A
公开(公告)日：2003-02-07
申请号：JP2001222399
申请日：2001-07-24
申请人： Hitachi Ltd , Hitachi Metals Ltd , 日立金属株式会社 , 株式会社日立製作所
发明人： HORINO MASAYA
IPC分类号： G02B26/08 , B81B3/00
摘要： PROBLEM TO BE SOLVED: To provide an optical switch which does not change its state in spite of the occurrence of a service interruption and curtails electric power consumption during holding of the state.
SOLUTION: The position of a reflector plate placed in a movable state in an optical changing over section is set near the reflector plate or on a substrate near the reflector plate and a soft magnetic material is disposed on an opposite substrate or near the reflector plate, by which the optical switch is so constituted as to maintain the changing over position by the timing forces of attraction of a permanent magnet after the movement of the reflector plate.
COPYRIGHT: (C)2003,JPO
摘要翻译：要解决的问题：提供一种不会改变其状态的光开关，尽管发生服务中断，并且在保持状态期间抑制了电力消耗。解决方案：设置在反射板附近的反射板或反射板附近的基板上，在相反的基板上或反射板附近设置柔性磁性材料，通过该光开关构成为通过在反射板移动之后永久磁铁吸引的定时力来保持位置的变化。

55. 发明专利

JP2002090665A OPTICAL SWITCH 失效
公开(公告)号：JP2002090665A
公开(公告)日：2002-03-27
申请号：JP2000280105
申请日：2000-09-14
申请人： HITACHI METALS LTD , HITACHI LTD
发明人： KUROSAWA HISAO , HORINO MASAYA
IPC分类号： G02B26/08
摘要： PROBLEM TO BE SOLVED: To provide an optical switch having low insertion loss by preventing a movable member from tilting, even if the interval between an optical fiber fixation member for output and a movable member is made narrower and the magnetic attracting force between both members is increased, so as to secure sufficient self-holding force. SOLUTION: This optical switch has at least a substrate, the fixation member for fixing an optical fiber provided to the substrate, an optical fiber for transmission which is fixed to the fixation member and can elastically deform, the movable member made of a soft magnetic material which is provided as a cantilever structure, including the optical fiber as a beam for the fixation member, and a magnetic actuator which swings the movable member. The optical switch switches optical transmission, by swinging the movable member. A preventive member, which forms a bridge between the fixation member and movable member on the reverse side, is provided on the fixation surface of the optical fiber.

56. 发明专利

JP2000249939A OPTICAL SWITCH 失效
公开(公告)号：JP2000249939A
公开(公告)日：2000-09-14
申请号：JP5661799
申请日：1999-03-04
申请人： HITACHI LTD , HITACHI METALS LTD
发明人： HORINO MASAYA , KUROSAWA HISAO , TSUSHIMA HIDEAKI
IPC分类号： G02B26/08
摘要： PROBLEM TO BE SOLVED: To detect electrically a switching position of an optical fiber by providing an electrode plate and a second movable yoke between two fixed yokes of magnetic poles of a permanent magnet and fitting electrodes to the electrode plate and two fixed yokes. SOLUTION: A movable yoke 104 is fixed to the tip of the optical fiber 111. The permanent magnet 101 and the electrode plate are fixed to a fixed block 107, and further, a second movable yoked 105 is fitted to the fixed block 107. One side of the end part of the second movable yoke 105 is in contact with the fixed yoke 102a wound with a coil 109. The coil 110 is wound around the fixed yoke 103a arranged on the opposite side of the fixed yoke 102a. Respective coil electrodes 117, 118 are fitted to the coils 109, 110. Respective electrodes 114, 116 are fitted to the fixed yokes 102a, 103a, and the electrode 115 is fitted to the second movable yoke 105. The electrode through which a current flows is changed according to the contact state of the second movable yoke 105 with the fixed yokes 102a, 103a.

57. 发明专利

JPH10300474A ANGULAR VELOCITY DETECTING DEVICE 失效
公开(公告)号：JPH10300474A
公开(公告)日：1998-11-13
申请号：JP10859397
申请日：1997-04-25
申请人： HITACHI LTD
发明人： MURANUSHI FUMITAKA , NISHI YOSHIKO , HORINO MASAYA , SATOU KAZUYASU , FUKUDA KAZUYUKI , AKASHI TERUHISA
IPC分类号： G01C19/56 , G01C19/5642 , G01P9/04
摘要： PROBLEM TO BE SOLVED: To easily manufacture a small, high-sensitivity angular velocity measuring device. SOLUTION: A pair of piezoelectric plates 2 of the same size are placed with their respective surfaces not located on the same plane, a bimorph piezoelectric actuator 1 is placed between the piezoelectric plates 2, and the bimorph piezoelectric actuator 1 and the pair of piezoelectric plates 2 are wrapped in an elastic body and are fixed and integrated together to form a cantilever vibrator; the vibrator is excited by the bimorph piezoelectric actuator 1, and a Coriolis force generated by rotational angular velocity around the longitudinal direction of the vibrator is detected by the pair of piezoelectric plates 2.

58. 发明专利

JPH10268212A OPTICAL SWITCH 失效
公开(公告)号：JPH10268212A
公开(公告)日：1998-10-09
申请号：JP7306097
申请日：1997-03-26
申请人： HITACHI LTD
发明人： SATOU KAZUYASU , HORINO MASAYA , AKASHI TERUHISA , KOMATSU AYAFUMI
IPC分类号： G02B6/26 , G02B26/08
摘要： PROBLEM TO BE SOLVED: To manufacture the optical switch only through a simple two-dimensional assembling process by moving an optical fiber fixation member by a driving force generation member and switching a connection state. SOLUTION: The input-side end part of an input optical fiber 201 on a substrate 100 is fixed to an input optical fiber holding member 301 by using a fiber pressure plate 311. An output optical fiber fixation member 303 is provided on the substrate 100 right opposite the input optical fiber fixation member 302. To the output optical fiber fixation member 303, output optical fibers 202 and 203 are fixed by using a fiber pressure plate 313. Further, electromagnetic actuators 401 and 402 consisting of coils and permanent magnets for attracting a soft magnetic member 400 are fixed on the substrate 100 so that the soft magnetic member 400 fixed atop of a cantilever is clamped.

59. 发明专利

JPH10142532A MATRIX OPTICAL WAVEGUIDE SWITCH AND OPTICAL PATH SWITCHING DEVICE 失效
公开(公告)号：JPH10142532A
公开(公告)日：1998-05-29
申请号：JP30171496
申请日：1996-11-13
申请人： HITACHI LTD
发明人： AKASHI TERUHISA , HARADA TAKESHI , SATOU KAZUYASU , HORINO MASAYA
IPC分类号： G02B26/08
摘要： PROBLEM TO BE SOLVED: To eliminate the need for robots and mechanical moving mechanisms and to obtain a self-holding type switch which allows miniaturization and integration to a higher scale and has high reliability by successively sticking respectively specific substrates having flow passages, through-hole, valves, etc., to each other, thereby forming a laminated structure. SOLUTION: The first layer substrate passages 11i are formed at a first layer substrate 9 so as to cross the intersected points of matrix optical waveguides 10 and the first layer substrate throughholes 13i formed at their terminal parts. The second layer substrate through-holes (for refractive index matching agents) 15C1 and (for compressed air) 15C2 are formed in part of the second layer substrate 14. The third layer substrate flow passages (for matching agents) 19 and (for air) 20, the projecting valves for the matching agents and the projecting valves for air are simultaneously formed on the rear surface of the substrate 16. The third layer substrate through-holes (for matching agents) 17 and (for air) 18 are formed on the front surface of the substrate 16. The through-holes 23, 24 are similarly formed on the fourth layer substrate 22 and recessed parts 25 for electrodes are formed on the rear surface. Thin-film electrode patterns for valve driving are formed on the bottoms thereof.

60. 发明专利

JPH10111419A OPTICAL BRANCHING ELEMENT WITH LIGHT INTERRUPTIVE FUNCTION 失效
公开(公告)号：JPH10111419A
公开(公告)日：1998-04-28
申请号：JP26698796
申请日：1996-10-08
申请人： HITACHI LTD
发明人： AKASHI TERUHISA , HARADA TAKESHI , SATOU KAZUYASU , HORINO MASAYA
IPC分类号： G02B26/02 , G02B6/12 , G02B6/122
摘要： PROBLEM TO BE SOLVED: To provide a small-sized optical branching element of a self-hold type with long term reliability without moving a waveguide part by sticking plural layers of substrates to each other and constituting a flow passage of two inputs/one output through a valve part. SOLUTION: The flow passage 15a, etc., through which a diffractive index matching agent and compressed air flow arranged respectively traversing a Y type branch optical waveguide 13 and the waveguide of a branching destination and an ejecting though hole 14a, etc., existing on the flow passage end part are formed on a first layer substrate 2. The through holes 17a, 17b going to the flow passage 15a, etc., are formed on a second layer substrate 3. The flow passage going to the through holes 17a, 17b, the valve and the through holes 19a, 19b are formed on a third layer substrate 4. A fourth layer substrate 5 is provided with the separate through holes 20a, 20b going to the though holes 19a, 19b. By such a constitution, two sets of flow passages provided with two pieces of valves for one Y type branch optical waveguide 13 are formed. Such an optical branching element and an external circulation equipment making flow two kinds of fluids are provided, and the fluids are made flow through the flow passage, and light is transmitted/interrupted.

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