Invention Grant
- Patent Title: Electromagnetic field adjustment for proximity detection
- Patent Title (中): 用于接近检测的电磁场调整
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Application No.: US12409809Application Date: 2009-03-24
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Publication No.: US08169335B2Publication Date: 2012-05-01
- Inventor: Larry D. Frederick , Dwight Medley
- Applicant: Larry D. Frederick , Dwight Medley
- Applicant Address: US PA Pittsburgh
- Assignee: Strata Proximity Systems, LLC
- Current Assignee: Strata Proximity Systems, LLC
- Current Assignee Address: US PA Pittsburgh
- Agency: Dickstein Shapiro LLP
- Main IPC: G08B21/00
- IPC: G08B21/00
Abstract:
Embodiments described herein relate to a methods and apparatus for optimizing and calibrating a magnetic field generator. In various embodiments, the magnetic field generator includes a signal generator for outputting a voltage and a magnetic field generating circuit including a shunt that may be used to change a value of inductance in the magnetic field generating circuit.
Public/Granted literature
- US20090256715A1 ELECTROMAGNETIC FIELD ADJUSTMENT FOR PROXIMITY DETECTION Public/Granted day:2009-10-15
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