发明公开
- 专利标题: CIRCUITS AND METHODS FOR GENERATING A THRESHOLD SIGNAL USED IN A MOTION DETECTOR IN ACCORDANCE WITH A LEAST COMMON MULTIPLE OF A SET OF POSSIBLE QUANTITIES OF FEATURES UPON A TARGET
- 专利标题(中): 电路与制造用于使用一个新兴的信号运动依照最小公倍数特征的可能量的一套关于目标
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申请号: EP14755262.4申请日: 2014-08-06
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公开(公告)号: EP3036547A2公开(公告)日: 2016-06-29
- 发明人: FERNANDEZ, Devon , MORRIS, Michael , TAYLOR, William P. , SCHELLER, P. Karl
- 申请人: Allegro Microsystems, LLC
- 申请人地址: 115 Northeast Cutoff Worcester, Massachusetts 01606 US
- 专利权人: Allegro Microsystems, LLC
- 当前专利权人: Allegro Microsystems, LLC
- 当前专利权人地址: 115 Northeast Cutoff Worcester, Massachusetts 01606 US
- 代理机构: South, Nicholas Geoffrey
- 优先权: US201361871969P 20130830
- 国际公布: WO2015031009 20150305
- 主分类号: G01P3/488
- IPC分类号: G01P3/488 ; G01P3/489 ; G01D5/14 ; G01D5/244
摘要:
A circuit to detect a movement of an object provides a threshold selection module or a peak identifier module that uses one or more threshold signals identified prior to a present cycle of magnetic field signal in order to establish a threshold signal used for a present cycle of the magnetic field signal. A method associated with the circuit is also described. The circuit and method can be tailored to store values associated with a least common multiple of a set of possible quantities of detectable features on target objects.
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