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    • 4. 发明授权
    • Apparatus/method for optical measuring a physical amount of a specific
component contained in a substance
    • 用于光学测量物质中包含的特定成分的物理量的装置/方法
    • US5796482A
    • 1998-08-18
    • US741261
    • 1996-10-30
    • Kexin XuMichio NakaNorihito Suzuki
    • Kexin XuMichio NakaNorihito Suzuki
    • G01N21/21G01B9/02
    • G01N21/21
    • The optical measuring apparatus of this invention for measuring a physical amount of a specific component contained in a substance to be measured by the use of measurement light which passes through the substance to be measured and the use of predetermined reference light includes: a first interfering polarizing plate for obtaining a first light interference signal by interfering the measurement light; a second interfering polarizing plate for obtaining a second light interference signal by interfering the reference light; a first photoelectric converting section for converting the first light interference signal into a first electric signal; a second photoelectric converting section for converting the second light interference signal into a second electric signal; a first phase expanding section for expanding a phase of the first electric signal; a second phase expanding section for expanding a phase of the second electric signal; a phase difference measuring section for measuring a phase difference between a phase expanded by the first phase expanding section and a phase expanded by the second phase expanding section; and a physical amount determining section for determining the physical amount of the specific component contained in the substance to be measured depending on the phase difference measured by the phase difference measuring section.
    • 本发明的光学测量装置用于通过使用通过待测物质的测量光和使用预定参考光来测量待测物质中所含特定成分的物理量的物理量包括:第一干涉极化 用于通过干涉测量光来获得第一光干涉信号; 第二干涉偏振板,用于通过干涉参考光来获得第二光干涉信号; 第一光电转换部分,用于将第一光干涉信号转换成第一电信号; 第二光电转换部分,用于将第二光干涉信号转换成第二电信号; 第一相位扩展部,用于扩大第一电信号的相位; 第二相位扩展部,用于扩大第二电信号的相位; 相位差测量部分,用于测量由第一相位扩展部分扩展的相位与由第二相位扩展部分扩展的相位之间的相位差; 以及物理量确定部,用于根据由相位差测量部测量的相位差确定待测物质中包含的特定成分的物理量。
    • 9. 发明授权
    • Signal multiplexing circuit
    • 信号复用电路
    • US06385214B1
    • 2002-05-07
    • US09231631
    • 1999-01-15
    • Hidekazu KikuchiNorihito Suzuki
    • Hidekazu KikuchiNorihito Suzuki
    • H04K1762
    • H03K17/162H03K17/693
    • A signal multiplexing circuit capable of reducing jitter provided with a first circuit for outputting input differential data by receiving a select drive signal comprising first and second NMOS transistors whose sources are commonly connected, a second circuit for outputting the input differential data with an inverted phase with respect to the output of the first circuit so as to add it to the output of the first circuit and never being selected by a select drive signal comprising third and fourth transistors whose sources are commonly connected, and a signal extracting circuit configured by connecting a connecting point of the sources of the first and second transistors to an output line of a select drive signal of a selector. As a result, jitter of the output signal can be reduced.
    • 一种信号复用电路,其能够减少提供有第一电路的抖动,用于通过接收包括源极共同连接的第一和第二NMOS晶体管的选择驱动信号来输出输入差分数据;第二电路,用于输出具有反相的输入差分数据, 相对于第一电路的输出,以将其添加到第一电路的输出,并且不被包括源极共同连接的第三和第四晶体管的选择驱动信号选择,以及信号提取电路,通过连接 第一和第二晶体管的源极点到选择器的选择驱动信号的输出线。 结果,可以减小输出信号的抖动。