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    • 1. 发明专利
    • Vibration power generator
    • 振动发电机
    • JP2014087179A
    • 2014-05-12
    • JP2012234808
    • 2012-10-24
    • Panasonic Corpパナソニック株式会社Stichting Imec Nederlandスティヒティング・イメック・ネーデルラントStichting IMEC Nederland
    • YAMAKAWA TAKEHIKONAITO YASUYUKIONISHI KEIJINAKAMURA KUNIHIKONAKATSUKA HIROSHIMICHAEL RENAUDROBERTUS T F VAN SCHAIJK
    • H02N11/00
    • H02N1/08
    • PROBLEM TO BE SOLVED: To provide a high reliable vibration power generator capable of increasing the power generation amount while preventing a vibrator from getting damaged by reducing the electrostatic force.SOLUTION: The vibration power generator includes: a fixed base 101; a vibrator 107 capable of relatively vibrating with respect to the fixed base 101; and plural electret electrode pieces 109 which are disposed in parallel with respect to one of the a principal plane of the fixed base 101 and a principal plane of the vibrator 107 in a vibration direction of the vibrator 107. When the vibrator 107 stops from vibrating with respect to the fixed base 101, the electret electrode piece 109 overlaps with both of a first fixed electrode piece 103 and a second fixed electrode piece 104 of a pair of fixed electrode pieces opposite to the electret electrode piece 109. When the vibrator 107 does not stop from vibrating, the electret electrode piece 109 constantly overlaps with any one of the first fixed electrode piece 103 and the second fixed electrode piece 104 of the pair of fixed electrode pieces opposite to the electret electrode piece 109.
    • 要解决的问题:提供一种能够增加发电量的高可靠性振动发电机,同时防止振动器通过降低静电力而损坏。解决方案:振动发电机包括:固定基座101; 能够相对于固定基座101相对振动的振动器107; 以及在振动器107的振动方向上相对于固定基座101的主面和振动体107的主面中的一个平行配置的多个驻极体电极片109.当振动器107停止振动时 对于固定基座101,驻极体电极片109与驻极体电极片109相对的一对固定电极片的第一固定电极片103和第二固定电极片104重叠。当振动器107不 停止振动,驻极体电极片109与驻极体电极片109的一对固定电极片的第一固定电极片103和第二固定电极片104中的任一个恒定地重叠。
    • 2. 发明专利
    • Oscillator
    • 振荡器
    • JP2012175602A
    • 2012-09-10
    • JP2011037998
    • 2011-02-24
    • Panasonic Corpパナソニック株式会社
    • YAMAKAWA TAKEHIKOIWASAKI TOSHIHIRONAKAMURA KUNIHIKOONISHI KEIJI
    • H03B5/30H03B5/32
    • PROBLEM TO BE SOLVED: To provide a MEMS oscillator which can be activated fast without increasing current consumption.SOLUTION: A MEMS oscillator includes a driver amplifier, a first resonator comprising an LC resonance circuit, a second resonator comprising a MEMS resonator, a switch circuit capable of switching connection and open, and a switch control unit which controls the switch circuit. In the MEMS oscillator, the driver amplifier, the first resonator and the switch circuit form a first closed loop circuit which feeds at least a part of output signals of the driver amplifier back to the driver amplifier. The driver amplifier and the second resonator form a second closed loop circuit which is different from the first closed loop circuit and feeds at least a part of output signals of the driver amplifier back to the driver amplifier. The switch control unit connects the switch circuit during at least a part of an activation period of the MEMS oscillator and, when a predetermined condition is satisfied, opens the switch circuit.
    • 要解决的问题:提供可以在不增加电流消耗的情况下快速启动的MEMS振荡器。 解决方案:MEMS振荡器包括驱动器放大器,包括LC谐振电路的第一谐振器,包括MEMS谐振器的第二谐振器,能够切换连接和断开的开关电路以及控制开关电路的开关控制单元 。 在MEMS振荡器中,驱动放大器,第一谐振器和开关电路形成第一闭环电路,其将驱动器放大器的至少一部分输出信号反馈给驱动放大器。 驱动器放大器和第二谐振器形成与第一闭环电路不同的第二闭环电路,并将驱动器放大器的至少一部分输出信号反馈给驱动器放大器。 开关控制单元在MEMS振荡器的启动周期的至少一部分期间连接开关电路,并且当满足预定条件时,断开开关电路。 版权所有(C)2012,JPO&INPIT
    • 4. 发明专利
    • Electret electrode, vibration power generator and vibration power generation device using the same, communication apparatus mounted with vibration power generation device, and manufacturing method of electret electrode
    • 电动电极,振动发电机和使用其的振动发电装置,安装有振动发电装置的通信装置和电极电极的制造方法
    • JP2014075951A
    • 2014-04-24
    • JP2012223324
    • 2012-10-05
    • Panasonic Corpパナソニック株式会社
    • NAKATSUKA HIROSHINAITO YASUYUKINAKAMURA KUNIHIKOONISHI KEIJI
    • H02N1/08
    • PROBLEM TO BE SOLVED: To provide an electret electrode having electrets holding a larger charge, and to provide an electrostatic induction-type vibration power generator with the energy conversion efficiency higher than conventional by using the electret electrodes.SOLUTION: The electret electrode includes: a substrate; plural strip-like first conductive films disposed parallel with one main plane of the substrate; plural strip-like second conductive films which are formed in regions on the one main plane of the substrate where the plural first conductive films are not formed; plural first electrets which are formed separate from each other on each of the plural first conductive films; and plural second electrets which are formed separate from each other on each of the plural second conductive films. In the electret electrode, the first conductive film and the second conductive film are disposed alternately and the surface potential of the first electret is higher than the surface potential of the second electret.
    • 要解决的问题:提供一种驻极体电极,其具有持有较大电荷的驻极体,并且提供一种具有比常规通过使用驻极体电极高的能量转换效率的静电感应型振动发电机。解决方案:驻极体电极包括: 基质; 与基板的一个主平面平行设置的多个带状的第一导电膜; 形成在不形成多个第一导电膜的基板的一个主平面上的区域中的多个带状的第二导电膜; 在所述多个第一导电膜中的每一个上彼此分离形成的多个第一驻极体; 以及在所述多个第二导电膜中的每一个上彼此分离形成的多个第二驻极体。 在驻极体电极中,第一导电膜和第二导电膜交替配置,第一驻极体的表面电位高于第二驻极体的表面电位。
    • 5. 发明专利
    • Electron device
    • 电子设备
    • JP2010010803A
    • 2010-01-14
    • JP2008164789
    • 2008-06-24
    • Panasonic Corpパナソニック株式会社
    • NAKAMURA KUNIHIKO
    • H03H9/24H01L29/84
    • PROBLEM TO BE SOLVED: To provide a sealing method which is strong to pressure and does not restrict the size or the facility of a structure to be accommodated.
      SOLUTION: A unit of sealing structure 1 formed on a substrate comprises a beam, an air gap surrounding the beam, and a shell structure enclosing the beam and the air gap. A plurality of sealing structures are connected in series to connect the beams, the air gaps, and the shell structures in series. The connected beams constitutes a spring structure, a mass structure, or a spring and mass composite structure. The sealing structure composed of the beam 2 and a shell portion 11 separated from the air gap g surrounding the beam 2 and formed so as to surround the beam 2 is formed on the substrate in an integrated fashion. It is characterized in that other sides except a side of the beam 2 associated with the substrate 1 are separated from the beam 2 with an air gap of a constant interval and surrounded by the shell portion 11.
      COPYRIGHT: (C)2010,JPO&INPIT
    • 要解决的问题:提供一种对压力强的密封方法,并且不限制要容纳的结构的尺寸或设备。 解决方案:形成在基板上的密封结构1的单元包括梁,围绕梁的气隙和围绕梁和气隙的壳结构。 多个密封结构串联连接,以将梁,气隙和壳体结构串联连接。 连接的梁构成弹簧结构,质量结构或弹簧和质量复合结构。 由光束2构成的密封结构和从围绕光束2并形成为围绕光束2的气隙g分离的壳体部分11以一体的方式形成在基板上。 其特征在于,除了与基板1相关联的梁2的一侧外的其它侧部与具有恒定间隔的气隙并且被壳部11包围的梁2分离。(C)2010 ,JPO&INPIT
    • 6. 发明专利
    • Electret electrode, vibration power generating unit and vibration power generating device using the same, communication device equipped with vibration power generating device, and electret electrode manufacturing method
    • 电动电极,振动发电机组和使用其的振动发电装置,配备有振动发电装置的通信装置和电极电极制造方法
    • JP2014128040A
    • 2014-07-07
    • JP2012280628
    • 2012-12-25
    • Panasonic Corpパナソニック株式会社
    • NAKAMURA KUNIHIKO
    • H02N11/00
    • PROBLEM TO BE SOLVED: To provide an electret electrode including an electret holding a lot of electric charges, and further provide an electrostatic induction type vibration power generating unit having higher energy conversion efficiency than the prior art does by using the electret electrode according to the invention.SOLUTION: An electret electrode includes: a substrate; a plurality of first conductive films arranged in parallel to one main surface of the substrate; a plurality of second conductive films formed on the one main surface of the substrate and in a region where the plurality of first conductive films are not formed; an electret formed on each of the plurality of first conductive films; and an insulation film formed on each of the plurality of second conductive films. The first conductive films and the second conductive films are arranged alternately, and the plurality of second conductive films are connected in series with each other. The electret electrode is characterized by further including a source terminal and a drain terminal for applying current to the plurality of second conductive films arranged in series.
    • 要解决的问题:提供一种驻极体电极,其包括具有大量电荷的驻极体,并且通过使用根据本发明的驻极体电极进一步提供具有比现有技术更高的能量转换效率的静电感应型振动发电单元 解决方案:驻极体电极包括:基板; 多个第一导电膜,其平行布置在所述基板的一个主表面上; 多个第二导电膜,形成在所述基板的一个主表面上和在未形成所述多个第一导电膜的区域中; 形成在所述多个第一导电膜中的每一个上的驻极体; 以及形成在所述多个第二导电膜中的每一个上的绝缘膜。 第一导电膜和第二导电膜交替布置,并且多个第二导电膜彼此串联连接。 所述驻极体电极的特征在于还包括用于向串联布置的所述多个第二导电膜施加电流的源极端子和漏极端子。
    • 7. 发明专利
    • Vibration power generator
    • 振动发电机
    • JP2013121309A
    • 2013-06-17
    • JP2011269751
    • 2011-12-09
    • Panasonic Corpパナソニック株式会社
    • NAKAMURA KUNIHIKO
    • H02N1/00
    • PROBLEM TO BE SOLVED: To provide a vibration power generator which is excellent in temporal retention of electric charges in an electret and improves the stability of power generation.SOLUTION: A vibration power generator includes: a substrate; an insulation layer disposed on the substrate and holding electric charges; a fixed substrate which is disposed facing the insulation layer; and a movable substrate which is disposed facing a surface of the fixed substrate which is the opposite side of a surface at the insulation layer side and is supported so as to vibrate relative to the fixed substrate. The fixed substrate has: a first conductor provided at the surface facing the insulation layer; and a second conductor provided at the surface facing the movable substrate. The first conductor on the surface facing the insulation layer and the second conductor on the surface facing the movable substrate are electrically connected with each other. The movable substrate has a third conductor on a surface facing the fixed substrate. The electric capacity between the second conductor provided on the surface of the fixed substrate which faces the movable substrate and the third conductor provided on the movable substrate changes in conjunction with the relative movements between the fixed substrate and the movable substrate and power is generated by movements of the electric charges as the electric capacity changes.
    • 解决的问题:提供一种在驻极体中电荷的时间保持性优异的振动发电机,提高发电的稳定性。 振动发电机包括:基板; 绝缘层,设置在所述基板上并保持电荷; 固定基板,其面向所述绝缘层设置; 以及可移动基板,其被布置为面对固定基板的表面,所述表面是绝缘层侧的表面的相对侧,并被支撑以相对于固定基板振动。 固定基板具有:设置在面向绝缘层的表面处的第一导体; 以及设置在面向可移动基板的表面处的第二导体。 面向绝缘层的表面上的第一导体和面对可移动基板的表面上的第二导体彼此电连接。 可移动基板在面向固定基板的表面上具有第三导体。 设置在固定基板的面对可移动基板的表面上的第二导体与设置在可移动基板上的第三导体之间的电容与固定基板和可移动基板之间的相对运动相一致地变化,并且通过运动产生电力 的电容随着电容的变化而变化。 版权所有(C)2013,JPO&INPIT