Invention Grant
US06973399B1 Method and circuit for correcting periodic signals of an incremental position measuring system
失效
用于校正增量位置测量系统的周期信号的方法和电路
- Patent Title: Method and circuit for correcting periodic signals of an incremental position measuring system
- Patent Title (中): 用于校正增量位置测量系统的周期信号的方法和电路
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Application No.: US09958039Application Date: 2000-03-22
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Publication No.: US06973399B1Publication Date: 2005-12-06
- Inventor: Reiner Burgschat , Mathias Krauss
- Applicant: Reiner Burgschat , Mathias Krauss
- Applicant Address: DE Traunrauti
- Assignee: Dr. Johannes Heidenhain GmbH
- Current Assignee: Dr. Johannes Heidenhain GmbH
- Current Assignee Address: DE Traunrauti
- Agency: Brinks Hofer Gilson & Lione
- Priority: DE19914388 19990330
- International Application: PCT/EP00/02576 WO 20000322
- International Announcement: WO00/60314 WO 20001012
- Main IPC: G01D5/245
- IPC: G01D5/245 ; G01B7/00 ; G01D3/032 ; G01D5/244 ; G01R35/00 ; H03H11/02

Abstract:
A circuit arrangement for the correction of periodic signals from an incremental position measuring system that includes a first assembly comprising a multiplexer having an input to which a periodic signal is supplied and an output out of which an output signal is transmitted, a second assembly that receives the output signal and compares the output signal with at least one preset threshold value and, the second assembly selects a manipulated variable as a function of an actual position of a signal parameter in relation to the at least one preset threshold value from at least two preset, different manipulated variables and an actuating member that performs an action on the signal parameter in order to adjust the signal parameter in a direction toward a preset setpoint value.
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