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    • 2. 发明授权
    • Compound semiconductor device for reducing the influence of resistance
anisotropy on operating characteristics thereof
    • 用于减小电阻各向异性对其工作特性的影响的化合物半导体器件
    • US5367182A
    • 1994-11-22
    • US35754
    • 1993-03-24
    • Kazuoki MatsugataniTakashi TaguchiYoshiki Ueno
    • Kazuoki MatsugataniTakashi TaguchiYoshiki Ueno
    • H01L29/205H01L29/778H01L29/06H01L29/203
    • H01L29/7783H01L29/205
    • A compound semiconductor device including a semiconductor substrate having (100) plane as a crystal growth plane, a first semiconductor layer as an electron traveling layer and a second semiconductor layer for supplying electrons to the electron traveling layer. The first semiconductor layer is formed on the semiconductor substrate and has a different lattice constant from the semiconductor substrate so that a first strain is applied in the first semiconductor layer in a first strain direction. The second semiconductor layer is formed on the first semiconductor layer and has a different lattice constant from the first semiconductor layer to thereby apply a second strain to the second semiconductor layer. The second strain has a direction that is inverse to the first strain direction. In addition, the thickness of the semiconductor layer is defined so as to compensate for the first strain applied to the first semiconductor layer by the second strain applied to the second semiconductor.
    • 一种化合物半导体器件,包括具有(100)面作为晶体生长面的半导体衬底,作为电子传播层的第一半导体层和用于向电子传播层提供电子的第二半导体层。 第一半导体层形成在半导体衬底上并且具有与半导体衬底不同的晶格常数,使得第一应变在第一应变方向上施加在第一半导体层中。 第二半导体层形成在第一半导体层上并且具有与第一半导体层不同的晶格常数,从而向第二半导体层施加第二应变。 第二应变具有与第一应变方向相反的方向。 此外,半导体层的厚度被限定为通过施加到第二半导体的第二应变来补偿施加到第一半导体层的第一应变。
    • 9. 发明授权
    • Reflecting mirror for an automobile
    • 反映汽车的镜子
    • US4673248A
    • 1987-06-16
    • US902028
    • 1986-08-25
    • Takasi TaguchiYoshiki UenoTadashi Hattori
    • Takasi TaguchiYoshiki UenoTadashi Hattori
    • B60R1/08G02B5/08G02B5/28
    • G02B5/0858B60R1/083G02B5/0883
    • A reflecting mirror for use as a rearview mirror in an automobile, the mirror having a plurality of thin layers arranged on a glass plate. One of the layers is made of a transparent dielectric material having a refractive index which is not less than a refractive index of WO.sub.2 and the other is made of a metal material having a reflecting factor ranging between 50-70%. The light introduced into the mirror is reflected at different borders formed in the mirror between the layers so as to provide lights of different phases. Therefore, there is an interference, and, consequently, the mirror provides a certain selected tone in accordance with the value of the optical thickness of the transparent dielectric layer, resulting in an anti-glare effect and a deep color.
    • 一种用作汽车后视镜的反射镜,该反射镜具有布置在玻璃板上的多个薄层。 其中一层由折射率不低于WO2的折射率的透明电介质材料制成,另一层由反射系数在50-70%之间的金属材料制成。 引入到反射镜中的光被反射在形成在层之间的反射镜中的不同边界处,以便提供不同相的光。 因此,存在干涉,因此,反射镜根据透明介电层的光学厚度的值提供一定的选定色调,从而产生防眩光效果和深色。