MAGNETIC SENSOR DEVICE FOR AND A METHOD OF SENSING MAGNETIC PARTICLES
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    发明申请
    MAGNETIC SENSOR DEVICE FOR AND A METHOD OF SENSING MAGNETIC PARTICLES 审中-公开
    用于感应磁性颗粒的磁传感器装置和方法

    公开(公告)号:US20100052665A1

    公开(公告)日:2010-03-04

    申请号:US12525316

    申请日:2008-01-28

    IPC分类号: G01R33/12

    摘要: A magnetic sensor device (1000) for sensing magnetic particles (15), the magnetic sensor device (1000) comprising a first magnetic field generator unit (12) excitable for generating a first magnetic field, a sensing unit (11) adapted for sensing a signal indicative of the presence of the magnetic particles (15) in the first magnetic field, a second magnetic field generator unit (1001) adapted for generating a second magnetic field affecting the sensing unit (11), and a processing circuitry (1002) adapted for processing the signal to form a digitized signal and adapted for feeding back the processed signal to the second magnetic field generator unit (1001).

    摘要翻译: 一种用于感测磁性颗粒(15)的磁性传感器装置(1000),所述磁性传感器装置(1000)包括可产生第一磁场的第一磁场发生器单元(12),适用于感测磁场的感测单元 指示在第一磁场中存在磁性颗粒(15)的信号;适于产生影响感测单元(11)的第二磁场的第二磁场发生器单元(1001),以及适于 用于处理信号以形成数字化信号,并适于将处理的信号反馈到第二磁场发生器单元(1001)。