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    • 11. 发明专利
    • Flexible optical waveguide and manufacturing method thereof
    • 柔性光波导及其制造方法
    • JP2009265519A
    • 2009-11-12
    • JP2008117501
    • 2008-04-28
    • Hitachi Cable LtdNippon Shokubai Co Ltd日立電線株式会社株式会社日本触媒
    • HIRANO MITSUKIUSHIWATARI TAKEMASATAJIRI KOZOMAKINO TOMOMI
    • G02B6/13
    • G02B6/10G02B6/02033G02B6/138H04M1/0274Y10T156/1052
    • PROBLEM TO BE SOLVED: To provide a flexible optical waveguide which is capable of directly forming an optical waveguide film on a substrate without using an adhesive or the like and is excellent in flexibility of the optical waveguide film including the substrate and adhesiveness between the substrate and the optical waveguide film, and to provide a simple manufacturing method of the flexible optical waveguide. SOLUTION: The flexible optical waveguide includes a lower cladding layer, a core layer and an upper cladding layer successively formed on the substrate, and the surface of the substrate of forming the lower cladding layer thereon has an arithmetic average roughness Ra of 0.03 μm or more. The flexible optical waveguide is manufactured by subjecting the surface of the substrate that forms the lower cladding layer to physical treatment with a whetstone or chemical treatment with a corona discharge and successively forming the lower cladding layer, the core layer and the upper layer on the surface of the substrate. COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种柔性光波导,其能够在不使用粘合剂等的情况下在基板上直接形成光波导膜,并且包括基板的光波导膜的柔性优异, 基板和光波导膜,并且提供柔性光波导的简单制造方法。 解决方案:柔性光波导包括在基板上依次形成的下包层,芯层和上包层,并且在其上形成下包层的基板表面的算术平均粗糙度Ra为0.03 μm以上。 柔性光波导通过使形成下包层的基板的表面经受磨石物理处理或用电晕放电进行化学处理来制造,并且在表面上依次形成下包层,芯层和上层 的基底。 版权所有(C)2010,JPO&INPIT
    • 14. 发明专利
    • Optoelectronic composite wiring component and electronic apparatus using the same
    • 光电复合布线组件和使用该组件的电子设备
    • JP2008113321A
    • 2008-05-15
    • JP2006295701
    • 2006-10-31
    • Hitachi Cable Ltd日立電線株式会社
    • FUKASAKU IZUMIHIRANO MITSUKIKOBAYASHI MASAHIKOHIRUTA AKIHIRO
    • G02B6/122H04B10/00H04B10/25H04B10/80
    • H04B10/2504G02B6/4214G02B6/43
    • PROBLEM TO BE SOLVED: To provide an optoelectronic composite wiring component which has characteristics of both of low power consumption performance in a transmission using electric wiring and large transmission capacity in an optical transmission using optical wiring and is high in a power efficiency with respect to transmission capacity. SOLUTION: This optoelectronic composite wiring member of the present invention has a transmission path switching mechanism for switching whether to switch a transmission signal by an electric transmission path or to switch the transmission signal by an optical transmission path according to a modulation rate or a transmission rate of the transmission signal. Low power consumption is attained by stopping power supply to an optical transmitting/receiving part and transmitting the signal by the electric path when the modulation rate or the transmission rate of the transmission signal is low and the large transmission capacity is attained by transmitting the transmission signal by an optical transmission system via the optical transmission path when the modulation rate or the transmission rate is high. COPYRIGHT: (C)2008,JPO&INPIT
    • 要解决的问题:提供一种光电复合布线部件,其具有使用电线的传输中的低功耗性能和使用光布线的光传输中的大传输容量的特性,并且具有高的功率效率, 尊重传输能力。 解决方案:本发明的光电复合布线构件具有用于切换是否通过电传输路径切换传输信号的传输路径切换机构,或者根据调制速率通过光传输路径切换传输信号,或 传输信号的传输速率。 通过在发送信号的调制率或传输速率低的情况下停止向光发送接收部的电力并通过电通路发送信号来实现低功耗,并且通过发送发送信号来实现大的发送容量 当调制率或传输速率高时,通过光传输系统通过光传输路径。 版权所有(C)2008,JPO&INPIT
    • 17. 发明专利
    • Optical multiplexer
    • 光学多路复用器
    • JP2007183466A
    • 2007-07-19
    • JP2006002317
    • 2006-01-10
    • Hitachi Cable Ltd日立電線株式会社
    • HIRANO MITSUKIYASUDA HIRONORI
    • G02B6/12
    • PROBLEM TO BE SOLVED: To provide an optical multiplexer that has a transmission characteristic with low loss and that can be manufactured with a low cost. SOLUTION: In an optical multiplexer for multiplexing a plurality of light beams of different wavelengths, there are arranged, under an equal ambient temperature, a plurality of light sources 12a-12d each outputting a light beam of a different wavelength and an array waveguide diffraction grating 13 for multiplexing the plurality of light beams output from these light sources 12a-12d. The wavelength shift by the temperature change of the array waveguide diffraction grating 13 is designed to have the same characteristic as the wavelength shift by the temperature change of the light sources 12a-12d. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供具有低损耗的传输特性并且可以以低成本制造的光复用器。 解决方案:在用于复用不同波长的多个光束的光复用器中,在相等的环境温度下布置多个光源12a-12d,每个光源12a-12d输出不同波长的光束和阵列 波导衍射光栅13,用于对从这些光源12a-12d输出的多个光束进行多路复用。 通过阵列波导衍射光栅13的温度变化的波长偏移被设计为具有与光源12a-12d的温度变化的波长偏移相同的特性。 版权所有(C)2007,JPO&INPIT
    • 18. 发明专利
    • Branching optical waveguide
    • 分支光波导
    • JP2007147741A
    • 2007-06-14
    • JP2005338878
    • 2005-11-24
    • Hitachi Cable Ltd日立電線株式会社
    • USHIWATARI TAKEMASAHIRANO MITSUKIYASUDA HIRONORIABE TOMIYAITO YUZO
    • G02B6/122
    • PROBLEM TO BE SOLVED: To obtain a desired branching ratio by suppressing optical displacement in a connected part of an optical transmission line and variations of the branching ratio in a branching-end waveguide caused by the presence of a bending structure or the like. SOLUTION: A branching waveguide is composed of one input-end waveguide 10, one branching-end waveguide 12, and two output-end waveguides 14, 15, wherein light propagating from the input-end waveguide 10 to the branching-end waveguide 12 is propagated by being branched into two output-end waveguides 14, 15. An optical transmission member 13 which suppresses near-field-pattern change of an optical signal directly before the branching-end waveguide 12 is formed in the input-end waveguide 10, thereby enabling a desired branching ratio to be obtained. COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:为了通过抑制光传输线的连接部分中的光学位移和由弯曲结构等的存在引起的分支端波导中的分支比的变化来获得期望的分支比 。 解决方案:分支波导由一个输入端波导10,一个分支端波导12和两个输出端波导14,15组成,其中从输入端波导10传播到分支端 波导12通过分支成两个输出端波导14,15来传播。在输入端波导中形成抑制直接在分支端波导12之前的光信号的近场图案变化的光传输部件13 从而能够获得所需的分支比。 版权所有(C)2007,JPO&INPIT
    • 19. 发明专利
    • Demultiplexer and multi-wavelength optical transmission module
    • 解复用器和多波长光传输模块
    • JP2006113464A
    • 2006-04-27
    • JP2004303032
    • 2004-10-18
    • Hitachi Cable Ltd日立電線株式会社
    • HIRANO MITSUKIABE TOMIYAITO YUZOSUGITA TATSUYA
    • G02B6/42G02B6/293
    • PROBLEM TO BE SOLVED: To provide an optical wavelength multiplexer/demultiplexer and an optical transmission module that have a high diffraction efficiency in a desired wavelength range and that can reduce change in characteristic caused by polarization. SOLUTION: The demultiplexer 10 is equipped with a light incident part 12 on which a signal light L1 is made incident, a diffraction grating 13 which diffracts the signal light L1 made incident from the light incident part 12, and a light receiving part 14 which has a plurality of photodetectors for detecting diffracted signal light L2. In this demultiplexer 10, in a prescribed wavelength range, the difference of diffraction efficiency between the TE polarization and TM polarization of the diffraction grating 13 is made smaller on the short wavelength side and larger on the long wavelength side. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供在期望的波长范围内具有高衍射效率并且可以减少由极化引起的特性变化的光学波长多路复用器/解复用器和光传输模块。 解决方案:解复用器10配备有入射了信号光L1的光入射部分12,衍射光入射部分12入射的信号光L1的衍射光栅13和光接收部分 14,其具有用于检测衍射信号光L2的多个光电检测器。 在该解复用器10中,在规定的波长范围内,衍射光栅13的TE偏振和TM偏振之间的衍射效率的差在短波长侧变小,在长波长侧较大。 版权所有(C)2006,JPO&NCIPI