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    • 1. 发明授权
    • Semiconductor pressure transducer
    • 半导体压力传感器
    • US4065971A
    • 1978-01-03
    • US701531
    • 1976-07-01
    • Michitaka ShimazoeKousuke NakamuraYasuo MatsushitaSatoshi ShimadaKazuji YamadaYukio Takahashi
    • Michitaka ShimazoeKousuke NakamuraYasuo MatsushitaSatoshi ShimadaKazuji YamadaYukio Takahashi
    • H01L29/84G01L9/00G01L9/06
    • G01L9/0054
    • A semiconductor pressure transducer includes a monocrystalline semiconductor diaphragm, the outer edges of which are fixed. When subjected to pressure, the transducer produces radial strains of opposite polarity in a central portion thereof and a portion surrounding the central portion close to the edge of the strain inducing region. The diaphragm contains a plurality of elongated resistances formed of semiconductor material of the same conductivity type which are electrically isolated from the diaphragm, per se. Resistances of an individual set which lie in proximity to one another are combined in the form of a bridge. The longitudinal direction of resistances forming one set of opposing arms of the bridge extend along axes of the same crystal system as the longitudinal direction of the elongated resistances forming the other set of opposing arms of the bridge. However, the longitudinal directions of the separate sets of resistances forming the opposing arms of the bridge lie in directions so that they do not orthogonally intersect each other.
    • 半导体压力传感器包括其外边缘固定的单晶半导体膜片。 当经受压力时,换能器在其中心部分产生相反极性的径向应变,并且围绕中心部分的部分靠近应变诱导区域的边缘产生。 隔膜包含由与膜片电气隔离的相同导电类型的半导体材料形成的多个细长电阻。 位于彼此靠近的单个组的电阻以桥的形式组合。 形成桥的一组相对臂的电阻的纵向方向沿与构成桥的另一组相对臂的细长电阻的纵向相同的晶体系的轴线延伸。 然而,形成桥的相对臂的单独的电阻组的纵向方向在方向上,使得它们不会彼此正交相交。
    • 5. 发明授权
    • High temperature thermistor
    • 高温热敏电阻
    • US4467309A
    • 1984-08-21
    • US371571
    • 1982-04-26
    • Yasuo MatsushitaKousuke NakamuraMitsuru Ura
    • Yasuo MatsushitaKousuke NakamuraMitsuru Ura
    • C04B35/565C04B35/575H01C7/04
    • C04B35/575C04B35/565H01C7/04
    • A high-temperature thermistor comprising, a polycrystalline sintered body consisting essentially of 0.1-8 weight percents of at least one kind selected from the group consisting of Be, BeO, Be.sub.2 C, B, BN, B.sub.2 O.sub.3 and B.sub.4 C which weight percents are calculated as the amount of only Be or B single substance from net amount, the balance SiC, and the inevitable impurities having not more than 2 weight percents of SiO.sub.2, not more than 0.1 weight percent of Al, not more than 0.2 weight percents of Fe, not more than 1 weight percent of Si, and not more than 0.4 weights percents of free carbon, a pair of electrode provided on the surfaces of the sintered body, and lead wires each connected to the respective electrodes, and a method of producing same.
    • 一种高温热敏电阻器,其特征在于,包括:基本上由0.1-8重量%的至少一种选自Be,BeO,Be2C,B,BN,B2O3和B4C组成的多晶烧结体,所述重量百分数计算为 量为单纯的Be或B单一物质,余量为SiC,不可避免的杂质为不超过2重量%的SiO 2,不超过0.1重量%的Al,不超过0.2重量%的Fe,不超过 1重量%以上,不超过0.4重量%的游离碳,设置在烧结体表面的一对电极和各自连接到各个电极的引线及其制造方法。