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    PIEZOELECTRIC RESONATOR AND SENSING SENSOR
    1.
    发明申请
    PIEZOELECTRIC RESONATOR AND SENSING SENSOR 失效
    压电谐振器和感应传感器

    公开(公告)号：US20110064614A1

    公开(公告)日：2011-03-17

    申请号：US12736805

    申请日：2009-03-02

    Applicant: Shigenori Watanabe ,  Takeru Mutoh ,  Mitsuaki Koyama

    Inventor： Shigenori Watanabe ,  Takeru Mutoh ,  Mitsuaki Koyama

    IPC: G01N30/96 ,  H03H9/205

    CPC classification number: G01N5/02 ,  G01G3/13 ,  G01G3/16 ,  G01G3/18 ,  G01N1/405 ,  G01N33/0004 ,  H03B5/323 ,  H03H3/04 ,  H03H9/02157 ,  H03H9/132 ,  H03H9/56 ,  H03H2003/0428 ,  H03H2003/0435 ,  H03H2003/0471

    Abstract: Provided is a piezoelectric resonator having high frequency stability and a sensing sensor using the piezoelectric resonator. A piezoelectric resonator has a first oscillation area which is provided in a piezoelectric piece and from which a first oscillation frequency is taken out. A second oscillation area which is provided in an area different from the first oscillation area via an elastic boundary area and from which a second oscillation frequency is taken out. Excitation electrodes are provided on one surface side and another surface side of the oscillation areas across the piezoelectric piece, and a frequency difference between the first oscillation frequency and the second oscillation frequency is not less than 0.2% nor greater than 2.2% of these oscillation frequencies.

    Abstract translation: 提供了一种具有高频稳定性的压电谐振器和使用压电谐振器的感测传感器。 压电谐振器具有设置在压电片中的第一振荡区域，并且从其中取出第一振荡频率。 第二振荡区域，其经由弹性边界区域设置在与第一振荡区域不同的区域中，并且从其中取出第二振荡频率。 激励电极设置在压电片的振荡区域的一个表面侧和另一个表面侧，并且第一振荡频率与第二振荡频率之间的频率差不小于这些振荡频率的0.2％或不大于2.2％ 。

    Piezoelectric resonator and sensing sensor
    2.
    发明授权
    Piezoelectric resonator and sensing sensor 失效
    压电谐振器和传感传感器

    公开(公告)号：US08298486B2

    公开(公告)日：2012-10-30

    申请号：US12736805

    申请日：2009-03-02

    Applicant: Shigenori Watanabe ,  Takeru Mutoh ,  Mitsuaki Koyama

    Inventor： Shigenori Watanabe ,  Takeru Mutoh ,  Mitsuaki Koyama

    IPC: G01N15/06 ,  G01N33/00 ,  G01N33/48

    CPC classification number: G01N5/02 ,  G01G3/13 ,  G01G3/16 ,  G01G3/18 ,  G01N1/405 ,  G01N33/0004 ,  H03B5/323 ,  H03H3/04 ,  H03H9/02157 ,  H03H9/132 ,  H03H9/56 ,  H03H2003/0428 ,  H03H2003/0435 ,  H03H2003/0471

    Abstract: Objects of the present invention is to provide a piezoelectric resonator having high frequency stability and a sensing sensor using the piezoelectric resonator.In the present invention, a piezoelectric resonator 1 has: a first oscillation area 105 which is provided in a piezoelectric piece 100 and from which a first oscillation frequency is taken out; a second oscillation area which is provided in an area 105 different from the first oscillation area 106 via an elastic boundary area 107 and from which a second oscillation frequency is taken out; and excitation electrodes 101 to 103 provided on one surface side and another surface side of the oscillation areas 105, 106 across the piezoelectric piece 100, and a frequency difference between the first oscillation frequency and the second oscillation frequency is not less than 0.2% nor greater than 2.2% of these oscillation frequencies.

    Abstract translation: 本发明的目的是提供一种具有高频稳定性的压电谐振器和使用压电谐振器的感测传感器。 在本发明中，压电谐振器1具有：第一振荡区域105，其被设置在压电片100中并从中取出第一振荡频率; 第二振荡区域，经由弹性边界区域107设置在与第一振荡区域106不同的区域105中，并从其中取出第二振荡频率; 并且设置在振动区域105,106的压电片100的一个表面侧和另一个表面侧上的激励电极101至103以及第一振荡频率和第二振荡频率之间的频率差不小于0.2％或更大 超过这些振荡频率的2.2％。

    PIEZOELECTRIC SENSOR AND SENSING INSTRUMENT
    3.
    发明申请
    PIEZOELECTRIC SENSOR AND SENSING INSTRUMENT 审中-公开
    压电传感器和感应仪器

    公开(公告)号：US20110064615A1

    公开(公告)日：2011-03-17

    申请号：US12736822

    申请日：2009-03-02

    Applicant: Shigenori Watanabe ,  Takeru Mutoh ,  Mitsuaki Koyama

    Inventor： Shigenori Watanabe ,  Takeru Mutoh ,  Mitsuaki Koyama

    IPC: G01N30/00

    CPC classification number: G01N5/02 ,  G01N1/405 ,  G01N29/022 ,  G01N29/2443 ,  G01N2291/02466

    Abstract: An object of the present invention is to improve detecting ability of a piezoelectric sensor.The present invention, in a piezoelectric sensor having electrodes that are each made of a gold layer formed on one surface side and the other surface side of a piezoelectric piece via adhesive layers by sputtering respectively, and having an adsorption layer that is composed of an antibody provided on a front surface of the electrode on the one surface side, and having the electrode on the other surface side provided to face an airtight space, and detecting an antigen adsorbed to the antibody in accordance with a change in an oscillation frequency of the piezoelectric piece, includes: conductive paths connecting the electrodes to an oscillator circuit; and a conductive adhesive provided over the electrodes and the conductive paths in order to fix the electrodes to the conductive paths and having a binder cure in a state where a conductive filler is joined to the gold layer, and a thickness of the gold layer is set to be equal to or more than 3000 Å.

    Abstract translation: 本发明的目的在于提高压电传感器的检测能力。 本发明涉及一种压电传感器，其具有分别通过溅射形成在压电片的一个表面侧的金层和通过溅射的粘合层形成的电极的电极，并且具有由抗体构成的吸附层 设置在一个表面侧的电极的前表面上，并且将另一个表面侧的电极设置为面对气密空间，并且根据压电体的振荡频率的变化来检测吸附于抗体的抗原 包括：将电极连接到振荡器电路的导电路径; 以及设置在电极和导电路径上的导电粘合剂，以便将电极固定到导电路径上并且在导电填料与金层接合的状态下具有粘合剂固化，并且设置金层的厚度 等于或大于3000Å​​。

    Sensing device
    5.
    发明申请
    Sensing device 审中-公开
    感应装置

    公开(公告)号：US20100329932A1

    公开(公告)日：2010-12-30

    申请号：US12803220

    申请日：2010-06-22

    Applicant: Tomoya Yorita ,  Shunichi Wakamatsu ,  Shigenori Watanabe ,  Takeru Mutoh

    Inventor： Tomoya Yorita ,  Shunichi Wakamatsu ,  Shigenori Watanabe ,  Takeru Mutoh

    IPC: G01N27/00

    CPC classification number: G01N29/222 ,  G01N29/022 ,  G01N29/036 ,  G01N2291/0255 ,  G01N2291/0256

    Abstract: To provide a sensing device that measures a substance to be sensed while letting a sample solution flow and has improved accuracy in detecting the substance to be sensed. The sensing device includes: a channel forming member 50 including an opposed surface opposed to an oscillation area on one surface side of a piezoelectric sensor via a gap to form a reaction channel in an area facing the one surface side; a liquid supply channel through which a liquid is supplied to the reaction channel and a liquid discharge channel through which a liquid is discharged from the reaction channel; oscillator circuits 30a, 30b oscillating the quartz-crystal piece; and a frequency measuring part 81 measuring oscillation frequencies of the oscillator circuits 30a, 30b, wherein a height of the reaction channel facing the oscillation area on the one surface side of the quartz-crystal sensor is 0.2 mm or less.

    Abstract translation: 提供一种感测装置，其在使样品溶液流动的同时测量待检测物质，并且在检测待检测物质时具有提高的准确度。 感测装置包括：通道形成构件50，其包括与压电传感器的一个表面侧上的振荡区域相对的相对表面，该相对表面经由间隙在形成面向一个表面侧的区域中形成反应通道; 将液体通过其供应到反应通道的液体供应通道和液体从反应通道排出的液体排出通道; 振荡电路30a，30b振荡石英晶片; 以及测量振荡电路30a，30b的振荡频率的频率测量部分81，其中面对石英晶体传感器的一个表面侧的振荡区域的反应通道的高度为0.2mm或更小。

    Sensing device
    6.
    发明申请
    Sensing device 有权
    感应装置

    公开(公告)号：US20100329928A1

    公开(公告)日：2010-12-30

    申请号：US12803228

    申请日：2010-06-22

    Applicant: Tomoya Yorita ,  Shunichi Wakamatsu ,  Shigenori Watanabe ,  Takeru Mutoh

    Inventor： Tomoya Yorita ,  Shunichi Wakamatsu ,  Shigenori Watanabe ,  Takeru Mutoh

    IPC: G01N33/00

    CPC classification number: G01N15/00 ,  Y10T436/11 ,  Y10T436/25375

    Abstract: To provide a sensing device using a piezoelectric sensor having an oscillation area for detection and an oscillation area for reference and capable of achieving a high measurement sensitivity by improving shapes of excitation electrodes. On a quartz-crystal piece 20a, there are provided strip-shaped left side area and right side area which are formed symmetrically to be separated from each other into left and right with respect to a center of a circle 53 being a contour of a planar shape of a reaction channel 52 and extend in a longitudinal direction in a parallel manner. Each of the areas is set to have a size in which both corner portions 100 on the left side of the left side area and both corner portions 100 on the right side of the right side area protrude to the outside of the circle 53, the corner portions 100 that protrude to the outside are cut to make the left side area and the right side area position inside of the circle 53, and an excitation electrode 21a for measurement and an excitation electrode 21b for reference are respectively formed on the right side area and the left side area.

    Abstract translation: 为了提供使用具有用于检测的振荡区域和用于参考的振荡区域的压电传感器的感测装置，并且能够通过改善激励电极的形状来实现高测量灵敏度。 在石英片20a上，设有条形左侧区域和右侧区域，它们对称地形成为相对于圆53的中心彼此分离的左侧和右侧，该中心是平面的轮廓 反应通道52的形状并且以纵向方向平行地延伸。 每个区域被设定为具有左侧区域左侧的两个角部100和右侧区域右侧的两个角部100向圆53的外侧突出的尺寸， 将向外侧突出的部分100切割成在圆53内部的左侧区域和右侧区域位置，并且在右侧区域分别形成用于测量的激励电极21a和用于参考的激励电极21b， 左侧区域。

    Sensing device
    9.
    发明授权
    Sensing device 有权
    感应装置

    公开(公告)号：US08377380B2

    公开(公告)日：2013-02-19

    申请号：US12803228

    申请日：2010-06-22

    Applicant: Tomoya Yorita ,  Shunichi Wakamatsu ,  Shigenori Watanabe ,  Takeru Mutoh

    Inventor： Tomoya Yorita ,  Shunichi Wakamatsu ,  Shigenori Watanabe ,  Takeru Mutoh

    IPC: G01N27/00

    CPC classification number: G01N15/00 ,  Y10T436/11 ,  Y10T436/25375

    Abstract: To provide a sensing device using a piezoelectric sensor having an oscillation area for detection and an oscillation area for reference and capable of achieving a high measurement sensitivity by improving shapes of excitation electrodes. On a quartz-crystal piece 20a, there are provided strip-shaped left side area and right side area which are formed symmetrically to be separated from each other into left and right with respect to a center of a circle 53 being a contour of a planar shape of a reaction channel 52 and extend in a longitudinal direction in a parallel manner. Each of the areas is set to have a size in which both corner portions 100 on the left side of the left side area and both corner portions 100 on the right side of the right side area protrude to the outside of the circle 53, the corner portions 100 that protrude to the outside are cut to make the left side area and the right side area position inside of the circle 53, and an excitation electrode 21a for measurement and an excitation electrode 21b for reference are respectively formed on the right side area and the left side area.

    Abstract translation: 为了提供使用具有用于检测的振荡区域和用于参考的振荡区域的压电传感器的感测装置，并且能够通过改善激励电极的形状来实现高测量灵敏度。 在石英片20a上，设有条形左侧区域和右侧区域，它们对称地形成为相对于圆53的中心彼此分离的左侧和右侧，该中心是平面的轮廓 反应通道52的形状并且以纵向方向平行地延伸。 每个区域被设定为具有左侧区域左侧的两个角部100和右侧区域右侧的两个角部100向圆53的外侧突出的尺寸， 将向外侧突出的部分100切割成在圆53内部的左侧区域和右侧区域位置，并且在右侧区域分别形成用于测量的激励电极21a和用于参考的激励电极21b， 左侧区域。

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