Invention Grant
- Patent Title: Electronic line shaft with phased lock loop filtering and predicting
- Patent Title (中): 电子线轴带锁相环滤波和预测
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Application No.: US11523308Application Date: 2006-09-19
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Publication No.: US07417392B2Publication Date: 2008-08-26
- Inventor: Steven Michael Wirtz , Thomas J. Rehm
- Applicant: Steven Michael Wirtz , Thomas J. Rehm
- Applicant Address: US OH Mayfield Heights
- Assignee: Rockwell Automation Technologies, Inc.
- Current Assignee: Rockwell Automation Technologies, Inc.
- Current Assignee Address: US OH Mayfield Heights
- Agent Boyle Fredrickson; Alexander R. Kuszewski
- Main IPC: H02P7/00
- IPC: H02P7/00

Abstract:
An improved electronic line shaft provides for a predictor sending predicted position and/or velocity values to servant drives that may be later strobed in by high speed low-latency strobe signals to eliminate network jitter and delay. The predictor may be implemented as a phase lock loop, providing filtering of a master encoder signal together with flexible electronic gear ratio adjustments and other desired control refinements.
Public/Granted literature
- US20070013334A1 Electronic line shaft with phased lock loop filtering and predicting Public/Granted day:2007-01-18
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