Electric field measurement device
    8.
    发明授权
    Electric field measurement device 有权
    电场测量装置

    公开(公告)号:US09568506B2

    公开(公告)日:2017-02-14

    申请号:US14406896

    申请日:2014-05-15

    Abstract: The present application discloses electric field measurement device for measuring electric field of a target. Electric field measurement device includes optical waveguide which transmits transmission light, electrode portion, which gives optical characteristics of optical waveguide periodic variation, antenna for setting first state, in which electric field is coupled to optical waveguide, and second state, in which electric field is disconnected from optical waveguide, detector which detects light intensity of emission light emitted from optical waveguide, and applicator which applies voltage to electrode portion to give periodic variation. Applicator includes setting portion, which sets reference voltage in correspondence to light intensity under the second state, and output portion, which outputs voltage in correspondence to difference between reference voltage and induced voltage happening to electrode portion under first state.

    Abstract translation: 本申请公开了一种用于测量目标电场的电场测量装置。 电场测量装置包括传输透射光的光波导,给出光波导周期性变化的光学特性的电极部分,用于设置第一状态的天线,其中电场耦合到光波导,以及第二状态,其中电场为 与光波导断开,用于检测从光波导发射的发射光的光强度的检测器,以及向电极部施加电压以给出周期性变化的施加器。 施加器包括设置部分,其对应于第二状态下的光强度设置参考电压;以及输出部分,其对应于参考电压和在第一状态下发生到电极部分的感应电压之间的差异输出电压。

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