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    • 4. 发明授权
    • Piezoelectric oscillator and transmitter
    • 压电振荡器和发射机
    • US08860516B2
    • 2014-10-14
    • US13755565
    • 2013-01-31
    • Seiko Epson Corporation
    • Shinji Nishio
    • H03B5/32H03B1/02H03B5/36
    • H03B1/02H03B5/36
    • A piezoelectric oscillator includes: a piezoelectric resonator element having a piezoelectric substrate and an excitation electrode formed on a surface of the piezoelectric substrate; a semiconductor circuit element provided with an oscillation circuit for oscillating the piezoelectric resonator element and having a first insulating film formed on a principal surface; a package for airtightly housing the semiconductor circuit element and the piezoelectric resonator element; and a protruding section having at least of a thin film circuit component formed on the first insulating film and connected to the oscillation circuit; and a second insulating film formed on the first insulating film and covering the thin film circuit component. In the oscillator, the piezoelectric resonator element is fixed to an upper surface of the protruding section.
    • 一种压电振荡器,包括:压电谐振元件,具有压电基板和形成在所述压电基板的表面上的激励电极; 设置有振荡电路的半导体电路元件,用于振荡所述压电谐振元件并具有形成在主表面上的第一绝缘膜; 用于气密地容纳半导体电路元件和压电谐振器元件的封装; 以及突起部,至少具有形成在所述第一绝缘膜上并连接到所述振荡电路的薄膜电路部件; 以及形成在所述第一绝缘膜上并覆盖所述薄膜电路部件的第二绝缘膜。 在振荡器中,压电谐振元件固定在突出部分的上表面。