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    • 51. 发明授权
    • Piezoelectric devices including electrode-less vibrating portions
    • 压电器件包括无电极振动部分
    • US08624470B2
    • 2014-01-07
    • US13052560
    • 2011-03-21
    • Takehiro Takahashi
    • Takehiro Takahashi
    • H01L41/053
    • H03H9/1035H03H9/02H03H9/19
    • An exemplary piezoelectric device has a piezoelectric vibrating board including a portion that exhibits thickness-shear vibration, and a frame portion extending around and supporting the vibrating portion. A first cover board, bonded to the first main surface of the frame portion, has a first excitation electrode. A second cover board, bonded to the second main surface of the frame portion, has a second excitation electrode. Thus, the vibrating portion is sealed in a package formed by the frame portion and cover boards. A first convexity, defined either on the bonded main surface of the first cover board or on the first main surface of the frame portion, surrounds the excitation electrode and establishes a predetermined gap between the vibrating portion and excitation electrode. The first cover board and frame portion are bonded by adhesive applied, adjacent the first convexity but not on the first convexity, continuously around the vibrating portion.
    • 示例性的压电装置具有包括显示厚度 - 剪切振动的部分的压电振动板和围绕并支撑振动部分的框架部分。 结合到框架部分的第一主表面的第一盖板具有第一激励电极。 接合到框架部分的第二主表面的第二盖板具有第二激励电极。 因此,振动部分被密封在由框架部分和盖板形成的包装中。 限定在第一盖板的粘结主表面或框架部分的第一主表面上的第一凸起围绕激励电极,并在振动部分和激励电极之间建立预定的间隙。 第一盖板和框架部分通过粘附剂在第一凸部附近而不是在第一凸部上相邻地连续地围绕振动部分连接。
    • 52. 发明授权
    • Quartz-crystal devices and methods for manufacturing same
    • 石英晶体器件及其制造方法
    • US08581476B2
    • 2013-11-12
    • US13051730
    • 2011-03-18
    • Yoshiaki AmanoTakehiro TakahashiShuichi Mizusawa
    • Yoshiaki AmanoTakehiro TakahashiShuichi Mizusawa
    • H03H9/17
    • H03H9/172B32B2457/202H03H3/02H03H9/0547H03H9/0595H03H9/1021H03H2003/022
    • Methods are disclosed for manufacturing quartz-crystal devices. In an exemplary method three wafers are prepared. One is a quartz-crystal wafer defining multiple quartz-crystal pieces; a second is a wafer defining multiple package bases; and a third is a wafer defining multiple lids for the package bases. Each quartz-crystal piece has a respective excitation portion that vibrates when electrically energized and a respective frame portion surrounding the excitation portion. The quartz-crystal wafer has main surfaces that are lapped and polished to mirror-finish them. The base wafer defines multiple package bases each having a floor surface, a bonding surface surrounding the floor surface, and a lower main surface. The lid wafer defines multiple lids each having a ceiling surface, a bonding surface surrounding the ceiling surface, and a upper main surface. The quartz-crystal wafer is sandwiched between the base and lid wafers. The wafers are bonded together by bonding respective main surfaces of the frame portion to respective bonding surfaces. At least two of the upper main surface, lower main surface, floor surface, and ceiling surface are rougher than the surfaces of the excitation portion.
    • 公开了制造石英晶体器件的方法。 在示例性方法中,制备三个晶片。 一个是限定多个石英晶片的石英晶片; 第二个是限定多个封装基座的晶片; 并且第三个是限定用于封装基座的多个盖的晶片。 每个石英晶片具有各自的激励部分,其在被激励时振动,以及围绕激励部分的相应的框架部分。 石英晶片的主表面经过研磨和抛光以对其进行镜面加工。 基底晶片限定多个封装基座,每个封装基座具有地板表面,围绕地板表面的接合表面和下部主表面。 盖子晶片限定了多个盖子,每个盖子具有顶部表面,围绕天花板表面的粘结表面和上部主表面。 石英晶片夹在基底和盖子晶片之间。 通过将框架部分的各个主表面粘合到相应的粘合表面,将晶片粘结在一起。 上主表面,下主表面,地板表面和天花板表面中的至少两个比激励部分的表面更粗糙。
    • 54. 发明授权
    • Method of manufacturing quartz resonator element, quartz resonator element, quartz resonator, and quartz oscillator
    • 制造石英振子元件,石英振子元件,石英谐振器和石英振荡器的方法
    • US08288925B2
    • 2012-10-16
    • US12556717
    • 2009-09-10
    • Takehiro Takahashi
    • Takehiro Takahashi
    • H01L41/08
    • H03H9/1021H03H3/02H03H9/10H03H9/131H03H9/132Y10T29/42
    • To provide a method of manufacturing a quartz resonator element having a small CI value, a quartz resonator element manufactured by this method, a quartz resonator, and a quartz oscillator.In a method of manufacturing a quartz resonator element in which on a surface of a plate-shaped quartz piece, a thin film-shaped electrode in order to excite the quartz piece is provided, a first metal layer that is composed of chromium and whose thickness is not less than 20 Å nor more than 45 Å is formed on the surface of the quartz piece (P4), and next, a second metal layer that is composed of gold or silver and whose thickness is not less than 500 Å nor more than 950 Å is formed on an upper surface of the first metal layer (P5), and then, the electrode made up of the first metal layer and the second metal layer is provided (P6). Thereafter, a quartz substrate on which the electrode is formed is heated at a temperature range of not less than 200° C. nor more than 400° C., and the chromium composing the first metal layer is diffused into the second metal layer (P7).
    • 为了提供一种制造具有小CI值的石英振动元件的方法,通过该方法制造的石英振子元件,石英谐振器和石英振荡器。 在制造石英谐振器元件的方法中,在石英振子元件的表面上设置为了激发石英片的薄膜状电极,由铬构成的第一金属层,其厚度 在石英片(P4)的表面上形成不小于或不大于45埃,接下来,由金或银构成的厚度不小于500埃的第二金属层 形成在第一金属层(P5)的上表面上,然后设置由第一金属层和第二金属层构成的电极(P6)。 此后,在其上形成有电极的石英基板在不低于200℃,不超过400℃的温度范围内加热,构成第一金属层的铬扩散到第二金属层(P7 )。
    • 56. 发明申请
    • QUARTZ-CRYSTAL DEVICES AND METHODS FOR MANUFACTURING SAME
    • 石英晶体器件及其制造方法
    • US20110234052A1
    • 2011-09-29
    • US13051730
    • 2011-03-18
    • Yoshiaki AmanoTakehiro TakahashiShuichi Mizusawa
    • Yoshiaki AmanoTakehiro TakahashiShuichi Mizusawa
    • H01L41/053B32B38/10
    • H03H9/172B32B2457/202H03H3/02H03H9/0547H03H9/0595H03H9/1021H03H2003/022
    • Methods are disclosed for manufacturing quartz-crystal devices. In an exemplary method three wafers are prepared. One is a quartz-crystal wafer defining multiple quartz-crystal pieces; a second is a wafer defining multiple package bases; and a third is a wafer defining multiple lids for the package bases. Each quartz-crystal piece has a respective excitation portion that vibrates when electrically energized and a respective frame portion surrounding the excitation portion. The quartz-crystal wafer has main surfaces that are lapped and polished to mirror-finish them. The base wafer defines multiple package bases each having a floor surface, a bonding surface surrounding the floor surface, and a lower main surface. The lid wafer defines multiple lids each having a ceiling surface, a bonding surface surrounding the ceiling surface, and a upper main surface. The quartz-crystal wafer is sandwiched between the base and lid wafers. The wafers are bonded together by bonding respective main surfaces of the frame portion to respective bonding surfaces. At least two of the upper main surface, lower main surface, floor surface, and ceiling surface are rougher than the surfaces of the excitation portion.
    • 公开了制造石英晶体器件的方法。 在示例性方法中,制备三个晶片。 一个是限定多个石英晶片的石英晶片; 第二个是限定多个封装基座的晶片; 并且第三个是限定用于封装基座的多个盖的晶片。 每个石英晶片具有各自的激励部分,其在被激励时振动,以及围绕激励部分的相应的框架部分。 石英晶片的主表面经过研磨和抛光以对其进行镜面加工。 基底晶片限定多个封装基座,每个封装基座具有地板表面,围绕地板表面的接合表面和下部主表面。 盖子晶片限定了多个盖子,每个盖子具有顶部表面,围绕天花板表面的粘结表面和上部主表面。 石英晶片夹在基底和盖子晶片之间。 通过将框架部分的各个主表面粘合到相应的粘合表面,将晶片粘结在一起。 上主表面,下主表面,地板表面和天花板表面中的至少两个比激励部分的表面更粗糙。
    • 59. 发明申请
    • IMAGE DISPLAY DEVICE
    • 图像显示设备
    • US20100066662A1
    • 2010-03-18
    • US12443747
    • 2006-10-02
    • Isao TomisawaMasaru IshikawaKatsumi UneharaTakehiro Takahashi
    • Isao TomisawaMasaru IshikawaKatsumi UneharaTakehiro Takahashi
    • G09G5/00G02B27/22
    • G03B37/04G06F3/01H04N13/307
    • An image display device makes it possible to easily display a stereoscopically two-dimensional image and to improve its direction effect. A display device includes a first display for displaying a first image on a first screen, an image transmission element that is set in a light path for a display light component of the first image and that transmits the display light component of the first image so that a real image of the first image is displayed on an image forming surface positioned at a space on a side opposite to the first screen as a stray image. Further, the display device includes a. controller for controlling the first display so that at least one icon out of a plurality of icons (A-H) is displayed as a stray image disposed along a virtual path with a predetermined shape set in a real space portion including the first mentioned space.
    • 图像显示装置使得可以容易地显示立体二维图像并改善其方向效果。 显示装置包括用于在第一屏幕上显示第一图像的第一显示器,设置在用于第一图像的显示光分量的光路中并传送第一图像的显示光分量的图像传输元件,使得 将第一图像的真实图像作为杂散图像显示在位于与第一屏幕相反的一侧上的空间的图像形成表面上。 此外,显示装置包括a。 控制器,用于控制第一显示器,使得多个图标(A-H)中的至少一个图标被显示为沿着具有设置在包括第一提到空间的实际空间部分中的预定形状的虚拟路径布置的杂散图像。
    • 60. 发明授权
    • Method of manufacturing a quartz resonator
    • 制造石英谐振器的方法
    • US07596851B2
    • 2009-10-06
    • US11980247
    • 2007-10-29
    • Takehiro Takahashi
    • Takehiro Takahashi
    • H04R31/00
    • H03H9/215H03H3/02H03H2003/026Y10T29/42Y10T29/49005Y10T29/4908Y10T29/49128Y10T29/49133Y10T29/49135
    • The shape of a crotch portion of a tuning fork of a quartz piece is controlled such that main surfaces of two sheets of original plates, which are made of quartz crystal and the main surfaces thereof are orthogonal to the direction of the Z axis, which is a crystal axis, are bonded so that the plus/minus directions of the X axis, which is another crystal axis, are made in a reverse relation to each other to form a quartz substrate, and masks for forming the outer shape, through which the surfaces of the quartz substrate are exposed, are formed on both front and back surfaces of the quartz substrate in a manner that the mask follows along the outer shape of the quartz piece and the width direction of the outer shape agrees with the X axis, and the quartz substrate is etched to form the outer shape of the quartz piece.
    • 控制石英片的音叉的裆部的形状,使得由石英晶体制成的两片原版主板及其主表面与Z轴的方向正交,即 晶体轴被结合,使得作为另一个晶轴的X轴的正/负方向彼此相反地形成以形成石英基板,并且形成用于形成外部形状的掩模,通过该掩模 石英基板的表面被露出,形成在石英基板的前表面和后表面上,使得掩模沿着石英片的外部形状并且外部形状的宽度方向与X轴一致,并且 石英衬底被蚀刻以形成石英片的外部形状。