发明名称 |
Sensor readout circuit |
摘要 |
A sensor readout circuit which provides a frequency signal output including a phase detector circuit responsive to an output signal from a sensor and an input signal to the sensor and configured to detect the phase difference between the input signal and the output signal, and a drive circuit responsive to the phase detector circuit and configured to maintain a fixed phase difference between the input signal and the output signal.
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申请公布号 |
US2003151400(A1) |
申请公布日期 |
2003.08.14 |
申请号 |
US20020075754 |
申请日期 |
2002.02.14 |
申请人 |
PETROVICH ANTHONY;WILLIAMS JOHN R.;DUBE CHRISTOPHER E. |
发明人 |
PETROVICH ANTHONY;WILLIAMS JOHN R.;DUBE CHRISTOPHER E. |
分类号 |
G01D3/06;G01H13/00;G01N27/00;(IPC1-7):G01R23/00 |
主分类号 |
G01D3/06 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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