发明授权
- 专利标题: Driving circuit with several sensors
- 专利标题(中): 驱动电路与几个传感器
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申请号: US617765申请日: 1996-09-20
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公开(公告)号: US5847592A公开(公告)日: 1998-12-08
- 发明人: Gunter Gleim , Friedrich Heizmann , Bernd Rekia
- 申请人: Gunter Gleim , Friedrich Heizmann , Bernd Rekia
- 申请人地址: DEX Villingen-Schewenningen
- 专利权人: Deutsche Thomson-Brandt GmbH
- 当前专利权人: Deutsche Thomson-Brandt GmbH
- 当前专利权人地址: DEX Villingen-Schewenningen
- 优先权: DEX4331742.1 19930920; DEX4333465.2 19930930; DEX4334480.1 19931011; DEX4340086.8 19931124
- 主分类号: G11B15/46
- IPC分类号: G11B15/46 ; F04B49/10 ; H02P6/14 ; H03K5/08 ; H03K17/62
摘要:
Control circuit for producing output voltages from a plurality of sensor signals, wherein each of the sensor signals are identical and mutually phase shifted. The control circuit comprises a plurality of comparators for producing the output voltages, wherein each comparator is respectively supplied with one of the sensor signals and with an amount of hysteresis which depends on the amplitude of one or more of the respective other sensor signals. The control circuit further comprises electronic circuitry for deriving the respective amount of comparator hysteresis for each of the comparators from the amplitude of one or more of the respective other sensor signals.
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