圧電体膜および圧電体膜の製造方法
    5.
    发明专利
    圧電体膜および圧電体膜の製造方法 有权
    压电薄膜和压电薄膜的制造方法

    公开(公告)号:JP2014203840A

    公开(公告)日:2014-10-27

    申请号:JP2013076022

    申请日:2013-04-01

    Inventor: SHINKAWA TAKAMI

    Abstract: 【課題】圧電定数を維持したまま、圧電体膜への供給電流や消費電力が抑えられる圧電体膜および圧電体膜の製造方法を提供する。【解決手段】下記式(P)で表されるペロブスカイト型結晶構造を有する圧電体膜であって、圧電定数d31[pm/V]、比誘電率&egr;[−]、誘電損失tanδ[−]としたとき、(d31)2/(&egr;?tanδ?1000)>3 を満たす圧電体膜である。また、この圧電体膜の製造方法である。Pbx[(ZraTi1−a)1−yNby]Oz・・・(P)(式中、x:鉛量、y:Nb量(Bサイトドープ量)、z:酸素量、a:Zr/Ti比であり、y>0.14である。x=1.0、z=3である場合が標準であるが、ペロブスカイト構造を取り得る範囲内でずれてもよい。)【選択図】なし

    Abstract translation: 要解决的问题:提供一种能够抑制压电薄膜的电源电流和保持压电常数的功率消耗的压电薄膜,以及制造压电薄膜的方法。提供一种具有钙钛矿晶体的压电薄膜 由下式(P)表示并满足(d)/(&egr;×tanδ×1000)> 3的关系,其中,压电常数[pm / V],&egr; 是介电常数[ - ],tanδ是介电损耗[ - ]。 还提供了一种制造压电膜的方法。 Pb [(ZrTi)Nb] O ...(P)(式中,X:铅量,y:Nb量(B位掺杂量),z:氧量,a:Zr / Ti比,y > 0.14,通常x = 1.0且z = 3,但x和z可能在压电膜可呈现钙钛矿结构的范围内偏离。)

    Piezoelectric oscillator
    9.
    发明专利
    Piezoelectric oscillator 失效
    压电振荡器

    公开(公告)号:JPS59183508A

    公开(公告)日:1984-10-18

    申请号:JP5785683

    申请日:1983-04-04

    Applicant: Nec Corp

    Abstract: PURPOSE:To attain miniaturization and also easy adjustment by the constitution that plural resistors and capacitive elements on a composite laminated ceramic substrate to adjust the value of them by means of terminal connections. CONSTITUTION:Resitors 3-1-3-3, 4-1-4-3, and capacitors 5-1-5-3, 6-1-6-3 constituting a piezoelectric oscillator are all formed on the composite laminated ceramic substrate 8 and an optional resistance value or capacitance value is obtained by selecting the connections of them. The piezoelectric oscillator 2, a semiconductor element 11 and a frequency dividing circuit 7 are mounted on the substrate 8 like this, the assembly is fitted onto a metallic stem 5 via an insulator and sealed tightly by a metallic case 4. A desired value is selected easily without removing individual resistors or the like by adjusting the values of the resistors and the capacitive elements formed on the substrate by means of the terminal connections in this way.

    Abstract translation: 目的:通过复合层叠陶瓷基板上的多个电阻和电容元件,通过端子连接来调整其值来实现小型化和容易调整。 构成:构成压电振子的复合体3-1-3-3,4-1-4-3以及电容器5-1-5-3,6-1-6-3均形成在复合层叠陶瓷基板8上 并通过选择它们的连接来获得可选的电阻值或电容值。 压电振荡器2,半导体元件11和分频电路7这样安装在基板8上,该组件通过绝缘体安装在金属杆5上,并被金属外壳4紧密密封。选择所需的值 通过以这种方式通过端子连接来调节形成在基板上的电阻器和电容元件的值,从而容易地移除单个电阻器等。

    Laminated type phase synchronizing piezoelectric oscillator
    10.
    发明专利
    Laminated type phase synchronizing piezoelectric oscillator 失效
    层压型相同步压电振荡器

    公开(公告)号:JPS59172807A

    公开(公告)日:1984-09-29

    申请号:JP4744983

    申请日:1983-03-22

    Applicant: Nec Corp

    Abstract: PURPOSE:To obtain a phase synchronizing piezoelectric oscillator with small size, high accuracy and excellent economy by forming a frequency-dividing ratio switching circuit of a frequency divider and a voltage holding circuit in the inside of a laminated structure. CONSTITUTION:Capacitors 11-1-11-3, 12-1-12-3, and resistors 21-1-21-3 constituting the voltage holding circuit are formed in the inside of the laminated boards. A connecting terminal part 63 to form a circuit suitable for a piezoelectric oscillator having a specific characteristic and a circuit suitable for the variation in a piezoelectric element and a sampling signal level, and a switch for switching the frequency-dividing ratio are formed on the surface of the laminated boards. Thus, the phase synchronizing piezoelectric oscillator with small size, high accuracy and excellent economy is obtained.

    Abstract translation: 目的:通过在层叠结构的内部形成分频器和电压保持电路的分频比切换电路,获得尺寸小,精度高,经济性好的相位同步压电振荡器。 构成电容器11-1-11-3,12-1-12-3和构成电压保持电路的电阻器21-1-21-3形成在层叠板的内部。 连接端子部63形成适合于具有特定特性的压电振荡器的电路和适用于压电元件的变化的电路和采样信号电平,以及用于切换分频比的开关形成在表面上 的层压板。 因此,获得小尺寸,高精度和优异经济性的相位同步压电振荡器。

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