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    • 21. 发明授权
    • Touch panel device
    • 触摸屏设备
    • US07184029B2
    • 2007-02-27
    • US10704778
    • 2003-11-12
    • Takashi KatsukiFumihiko NakazawaSatoshi SanoYuji Takahashi
    • Takashi KatsukiFumihiko NakazawaSatoshi SanoYuji Takahashi
    • G06F3/043H01L41/04H01L41/08H01L41/18H02N2/00G09G5/00
    • G06F3/0436
    • Each of an excitation element for exciting surface acoustic waves in two directions and a receiving element for receiving surface acoustic waves from two directions is constructed by forming a comb-like electrode on the front surface of a piezoelectric body in the form of a thin film and a plate electrode on the rear surface thereof. The comb-like electrode on the front surface has one line of bus electrode, and a plurality of electrode fingers which are extended from the bus electrode and bent in V-shape in the middle. The voltage in the excitation element and in the receiving element is controlled by providing a terminal resistance for preventing reflection of an applied AC voltage at the terminal end, between the terminal end portion of the comb-like electrode and the plate electrode, or adjusting the resistance value of the bus electrode and/or the plate electrode, or adjusting the capacitance value between the electrode finger and the plate electrode.
    • 通过在薄膜的形式的压电体的前表面上形成梳状电极来构成用于激励两个方向上的表面声波的激发元件和用于从两个方向接收表面声波的接收元件, 在其后表面上的平板电极。 前表面上的梳状电极具有一条总线电极线,并且多个电极指从总线电极延伸并在中间弯曲成V形。 励磁元件和接收元件中的电压通过提供终端电阻来控制,用于防止在梳状电极的终端部分与平板电极之间的终端处的施加的AC电压的反射,或者调整 总线电极和/或平板电极的电阻值,或调整电极指和电极之间的电容值。
    • 22. 发明申请
    • Touch panel device and control method and device for eliminating noises in touch panel device
    • 触摸屏设备及触摸屏设备消除噪音的控制方法及装置
    • US20060214921A1
    • 2006-09-28
    • US11204056
    • 2005-08-16
    • Yuji TakahashiFumihiko NakazawaSatoshi SanoTakashi Katsuki
    • Yuji TakahashiFumihiko NakazawaSatoshi SanoTakashi Katsuki
    • G09G5/00
    • G06F3/0436
    • A touch panel device includes an excitation transducer for exciting a surface acoustic wave upon application of a burst wave and a reception transducer for receiving the surface acoustic wave and converting the same into a reception signal that are arranged at a peripheral portion of a detection area so that a position of an object touching the detection area is detected in accordance with a change in the reception signal. A control method for eliminating noises in the touch panel device includes the steps of detecting a differential between a reception signal due to a burst wave and another reception signal due to another burst wave, deciding that there is a noise if the detected differential exceeds a preset threshold value, and performing a control operation so that the detection of an object based on the reception signal is not performed in accordance with the decision.
    • 一种触摸面板装置包括用于在施加突发波时激发表面声波的激励换能器和用于接收表面声波并将其转换为布置在检测区域的周边部分的接收信号的接收换能器,因此 根据接收信号的变化来检测接触检测区域的物体的位置。 用于消除触摸面板装置中的噪声的控制方法包括以下步骤:检测由于突发波引起的接收信号与由于另一突发波引起的另一个接收信号之间的差分,如果检测到的差异超过预设值,则确定存在噪声 阈值,并且执行控制操作,使得根据该决定不执行基于接收信号的对象的检测。
    • 23. 发明授权
    • Angular speed sensor and electronic apparatus
    • 角速度传感器和电子设备
    • US08230740B2
    • 2012-07-31
    • US12502499
    • 2009-07-14
    • Takashi KatsukiFumihiko NakazawaHiroaki Inoue
    • Takashi KatsukiFumihiko NakazawaHiroaki Inoue
    • G01P9/04G01C19/56
    • G01C19/5719
    • An angular speed sensor includes two oscillating portions arranged to oscillate in X-axis direction and Y-axis direction, where the oscillating portions are spaced from each other in X-axis direction. The sensor also includes two coupling beams capable of producing a standing wave oscillation, elongated in X-axis direction and spaced from each other in Y-axis direction, with the oscillating portions located therebetween. The coupling beams are connected to a supporting substrate via fixing posts. The coupling beams are bridged by first and second link portions, the first link portion being also connected to one of the oscillating portions and the second link portion to the other. The fixing posts are connected to the coupling beams at fixed points of the standing wave oscillation. The link portions include widened portions connected to the coupling beams at the fixed points of the standing wave oscillation.
    • 角速度传感器包括两个摆动部分,它们被设置为在X轴方向和Y轴方向上摆动,其中振动部分在X轴方向上彼此间隔开。 该传感器还包括能够产生驻波振荡的两个耦合光束,该驻波振荡在X轴方向上延伸并且在Y轴方向上彼此间隔开,并且摆动部分位于它们之间。 耦合梁通过固定柱连接到支撑基板。 耦合光束由第一和第二连接部分桥接,第一连接部分也连接到振荡部分之一和第二连接部分之一。 固定柱在驻波振荡的固定点处连接到耦合梁。 连杆部分包括在驻波振荡的固定点处连接到耦合梁的加宽部分。
    • 24. 发明授权
    • Touch panel device and control method and device for eliminating noises in touch panel device
    • 触摸屏设备及触摸屏设备消除噪音的控制方法及装置
    • US07859522B2
    • 2010-12-28
    • US11204056
    • 2005-08-16
    • Yuji TakahashiFumihiko NakazawaSatoshi SanoTakashi Katsuki
    • Yuji TakahashiFumihiko NakazawaSatoshi SanoTakashi Katsuki
    • G06F3/043
    • G06F3/0436
    • A touch panel device includes an excitation transducer for exciting a surface acoustic wave upon application of a burst wave and a reception transducer for receiving the surface acoustic wave and converting the same into a reception signal that are arranged at a peripheral portion of a detection area so that a position of an object touching the detection area is detected in accordance with a change in the reception signal. A control method for eliminating noises in the touch panel device includes the steps of detecting a differential between a reception signal due to a burst wave and another reception signal due to another burst wave, deciding that there is a noise if the detected differential exceeds a preset threshold value, and performing a control operation so that the detection of an object based on the reception signal is not performed in accordance with the decision.
    • 一种触摸面板装置包括用于在施加突发波时激发表面声波的激励换能器和用于接收表面声波并将其转换为布置在检测区域的周边部分的接收信号的接收换能器,因此 根据接收信号的变化来检测接触检测区域的物体的位置。 用于消除触摸面板装置中的噪声的控制方法包括以下步骤:检测由于突发波引起的接收信号与由于另一个突发波形引起的另一个接收信号之间的差异,如果检测到的差分超过预设值,则确定存在噪声 阈值,并且执行控制操作,使得根据该决定不执行基于接收信号的对象的检测。
    • 27. 发明授权
    • Touch panel device
    • 触摸屏设备
    • US06768484B2
    • 2004-07-27
    • US10055375
    • 2002-01-25
    • Satoshi SanoTakashi KatsukiYuji TakahashiFumihiko Nakazawa
    • Satoshi SanoTakashi KatsukiYuji TakahashiFumihiko Nakazawa
    • G09G500
    • G06F3/0436
    • In a touch panel device for detecting a position touched by an object by sensing an attenuation or break of surface acoustic waves, in which IDTs for exciting or receiving surface acoustic waves comprising comb-like electrode fingers aligned along confronting bus electrodes are placed on a peripheral area of a substrate, drawing electrodes connected to the bus electrode positioned closer to the center of the substrate and led out to the peripheral area side of the substrate are provided. Each of the IDT regions segmented by the drawing electrodes is constituted by repetition, and the drawing electrodes are disposed so that impedance in each IDT region becomes equal.
    • 在用于通过感测表面声波的衰减或断裂来检测由物体触摸的位置的触摸面板装置中,其中用于激励或接收包括梳梳状电极指的表面声波的IDT在对面的总线电极上排列在周边 提供连接到位于更靠近基板的中心并被引出到基板的周边区域的总线电极的引出电极的拉伸电极。 由绘图电极分割的每个IDT区域由重复构成,并且布置电极被布置成使得每个IDT区域中的阻抗变得相等。
    • 28. 发明申请
    • Touch panel device and method for manufacturing touch panel devices
    • 触摸屏设备和触摸屏设备制造方法
    • US20080316187A1
    • 2008-12-25
    • US12222405
    • 2008-08-08
    • Satoshi SanoTakashi KatsukiYuji TakahashiFumihiko Nakazawa
    • Satoshi SanoTakashi KatsukiYuji TakahashiFumihiko Nakazawa
    • G06F3/041
    • G06F3/0436
    • Each of transducers of a touch panel device includes a piezoelectric thin film, a plate electrode disposed at one surface of the piezoelectric thin film and a comb-like electrode disposed at the other surface of the piezoelectric thin film. The comb-like electrode has a plurality of comb-like electrode fingers and a linear bus electrode to which one end of each of the plural comb-like electrode fingers is connected. A plurality of wiring electrodes is provided at the outer side of any of the transducers in parallel with the bus electrode of the transducer and is connected to the bus electrode and the plate electrode of any of the transducers. Each of the wiring electrodes includes an electrode base portion formed by printing silver paste containing fine particles on the substrate and an electrode main body formed by printing silver paste containing large particles and fine particles in a mixed manner on the electrode base portion.
    • 触摸面板装置的每个换能器包括压电薄膜,设置在压电薄膜的一个表面的平板电极和设置在压电薄膜的另一个表面上的梳状电极。 梳状电极具有连接多个梳状电极指的一端的多个梳状电极指和线性总线电极。 多个布线电极设置在与换能器的总线电极并联的任何换能器的外侧,并且连接到任何换能器的总线电极和平板电极。 每个布线电极包括通过在基板上印刷含有微粒的银浆而形成的电极基体部分和通过将含有大颗粒和细颗粒的银膏以混合的方式印刷在电极基体上而形成的电极主体。