发明名称 |
Temperature sensor |
摘要 |
A temperature sensor apparatus comprising: a capacitor with first and second conductors and a dielectric material between the conductors; a frequency generator coupled to the capacitor and providing an excitation signal thereto; a processor coupled to the capacitor, wherein the processor monitors a capacitance of the capacitor, converts the capacitance to a temperature signal, and alters a frequency of the excitation signal when the temperature signal passes a predetermined threshold.
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申请公布号 |
US5788376(A) |
申请公布日期 |
1998.08.04 |
申请号 |
US19970924914 |
申请日期 |
1997.09.08 |
申请人 |
GENERAL MOTORS CORPORATION |
发明人 |
SULTAN, MICHEL FARID;O'ROURKE, MICHAEL JAMES |
分类号 |
G01K7/34;(IPC1-7):G01K7/34;H01G7/04 |
主分类号 |
G01K7/34 |
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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