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    • 81. 发明申请
    • Semiconductor IC and manufacturing method of the same
    • 半导体IC及其制造方法相同
    • US20090115005A1
    • 2009-05-07
    • US11905172
    • 2007-09-27
    • Makoto Watanabe
    • Makoto Watanabe
    • H01L29/84H01L21/50
    • H03H9/1021H01L25/16H01L2224/16H01L2924/1305H03H9/0552H01L2924/00
    • There are disclosed a semiconductor IC whose constitution can be miniaturized to facilitate manufacturing and improve a production efficiency, and a manufacturing method of the semiconductor IC. The manufacturing method of the semiconductor IC includes: forming a wiring line and a circuit element at a front surface of a silicon substrate; forming a concave portion to store a vibration element in a back surface of the silicon substrate by reactive ion etching; forming through holes which pass through the front surface of the silicon substrate and the concave portion in the back surface of the silicon substrate; forming electrode pads on the through holes on the side of the concave portion; storing the vibration element in the concave portion to connect the electrode pads to the vibration element by bump adhesion or adhesion using a conductive adhesive; and sealing the vibration element with a cover.
    • 公开了一种其构造可以小型化以便于制造和提高生产效率的半导体IC,以及半导体IC的制造方法。 半导体IC的制造方法包括:在硅衬底的正面形成布线和电路元件; 形成凹部,通过反应离子蚀刻将振动元件存储在硅基板的背面; 形成通过硅衬底的前表面的通孔和硅衬底的背表面中的凹部; 在所述凹部的一侧的通孔上形成电极焊盘; 将所述振动元件存储在所述凹部中,以通过使用导电粘合剂的凸起粘合或粘合将所述电极焊盘连接到所述振动元件; 并用盖子密封振动元件。
    • 82. 发明授权
    • Tuning fork type crystal oscillator with angular velocity detection capability
    • 具有角速度检测功能的调音叉式晶体振荡器
    • US07446461B2
    • 2008-11-04
    • US11506865
    • 2006-08-21
    • Makoto Watanabe
    • Makoto Watanabe
    • H03H9/21
    • G01C19/5607H03H9/0547H03H9/1021H03H9/21
    • A crystal oscillator used as a clock source and further having an angular velocity detection capability is provided with: a tuning fork type crystal unit provided with excitation electrodes for exciting tuning fork vibration and sensing electrodes for detecting electric charge generated by the Coriolis force; an oscillation circuit connected to the excitation electrodes for both exciting the tuning fork vibration and for supplying a clock signal as output based on the tuning fork vibration; and a detection circuit connected to the sensing electrodes for supplying an angular velocity signal in accordance with the electric charge. The tuning fork crystal unit has first and second tuning fork arms for realizing the tuning fork vibration. The excitation electrodes are provided on the side surfaces of the first tuning fork arm and the sensing electrodes are provided on the side surfaces of the second tuning fork arm.
    • 用作时钟源并进一步具有角速度检测能力的晶体振荡器具有:音叉型晶体单元,其具有用于激励音叉振动的激励电极和用于检测由科里奥利力产生的电荷的感测电极; 连接到激励电极的振荡电路,用于激励音叉振动并基于音叉振动提供作为输出的时钟信号; 以及检测电路,连接到感测电极,用于根据电荷提供角速度信号。 音叉晶体单元具有用于实现音叉振动的第一和第二音叉臂。 激励电极设置在第一音叉臂的侧表面上,并且感测电极设置在第二音叉臂的侧表面上。
    • 86. 发明申请
    • Tuning fork type crystal oscillator with angular velocity detection capability
    • 具有角速度检测功能的调音叉式晶体振荡器
    • US20070040470A1
    • 2007-02-22
    • US11506865
    • 2006-08-21
    • Makoto Watanabe
    • Makoto Watanabe
    • H01L41/107
    • G01C19/5607H03H9/0547H03H9/1021H03H9/21
    • A crystal oscillator used as a clock source and further having an angular velocity detection capability is provided with: a tuning fork type crystal unit provided with excitation electrodes for exciting tuning fork vibration and sensing electrodes for detecting electric charge generated by the Coriolis force; an oscillation circuit connected to the excitation electrodes for both exciting the tuning fork vibration and for supplying a clock signal as output based on the tuning fork vibration; and a detection circuit connected to the sensing electrodes for supplying an angular velocity signal in accordance with the electric charge. The tuning fork crystal unit has first and second tuning fork arms for realizing the tuning fork vibration. The excitation electrodes are provided on the side surfaces of the first tuning fork arm and the sensing electrodes are provided on the side surfaces of the second tuning fork arm.
    • 用作时钟源并进一步具有角速度检测能力的晶体振荡器具有:音叉型晶体单元,其具有用于激励音叉振动的激励电极和用于检测由科里奥利力产生的电荷的感测电极; 连接到激励电极的振荡电路,用于激励音叉振动并基于音叉振动提供作为输出的时钟信号; 以及检测电路,连接到感测电极,用于根据电荷提供角速度信号。 音叉晶体单元具有用于实现音叉振动的第一和第二音叉臂。 励磁电极设置在第一音叉臂的侧表面上,并且感测电极设置在第二音叉臂的侧表面上。
    • 87. 发明授权
    • Active matrix liquid crystal display panel having particular optical compensation layer
    • 有源矩阵液晶显示面板具有特定的光学补偿层
    • US07139054B2
    • 2006-11-21
    • US11210750
    • 2005-08-25
    • Shinichi NishidaTeruaki SuzukiMasayoshi SuzukiMakoto WatanabeEriko FujimakiYoshihiko Hirai
    • Shinichi NishidaTeruaki SuzukiMasayoshi SuzukiMakoto WatanabeEriko FujimakiYoshihiko Hirai
    • G02F1/1335G02F1/1343G02F1/1347
    • G02F1/13363G02F1/133371G02F1/133632G02F1/134363G02F2413/02G02F2413/10G02F2413/105
    • An active matrix liquid crystal display panel by which a good display characteristic can be obtained without suffering from gradation reversal over a wide visibility angle range. A liquid crystal layer 4 is formed such that the thickness thereof varies in accordance with transmission wavelengths of color layers 6, 7 and 8 so that a very good display which does not exhibit any coloring in whichever direction it is viewed may be obtained.An active matrix substrate A includes a plurality of opposing electrodes 2, a plurality of pixel electrodes 3 parallel to the opposing electrodes 2, a thin film transistor, and an orientation film 23 all formed on a glass substrate 10. A color filter substrate C includes an orientation film 56 provided on one surface of another glass substrate 10 and an optical compensation layer 35 provided on the other surface of the glass substrate 10 and formed from a plastic film. The two substrates are disposed such that the orientation films thereof oppose each other, and polarization plates 34 and 5 are disposed on the outer sides of the two substrates, and a liquid crystal layer 4 having a positive refractive index anisotropy is provided between the orientation films 23. The optical compensation layer 35 has a negative one axial refractive index anisotropy and can cancel a retardation produced in the liquid crystal layer 4 thereby to suppress white floating of a black display portion.
    • 一种有源矩阵液晶显示面板,通过该有源矩阵液晶显示面板可以获得良好的显示特性,而不会在宽的可见度范围内遭受灰度反转。 形成液晶层4,使得其厚度根据着色层6,7和8的透射波长而变化,从而可以获得在观看方向上不显示任何着色的非常好的显示。 有源矩阵基板A包括多个相对电极2,平行于相对电极2的多个像素电极3,薄膜晶体管和全部形成在玻璃基板10上的取向膜23。 滤色器基板C包括设置在另一个玻璃基板10的一个表面上的取向膜56和设置在玻璃基板10的另一个表面上并由塑料膜形成的光学补偿层35。 两个基板被布置成使得其取向膜相对,并且偏振板34和5设置在两个基板的外侧上,并且在取向膜之间设置具有正折射率各向异性的液晶层4 23。 光学补偿层35具有负的一个轴向折射率各向异性,并且可以抵消在液晶层4中产生的延迟,从而抑制黑色显示部分的白色浮动。