The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 08, 2011
Filed:
Nov. 12, 2008
Applicants:
Joseph M. Lepley, Girard, OH (US);
Richard D. Yohman, Canfield, OH (US);
Thomas C. Wick, Hubbard, OH (US);
Inventors:
Joseph M. Lepley, Girard, OH (US);
Richard D. Yohman, Canfield, OH (US);
Thomas C. Wick, Hubbard, OH (US);
Assignee:
Altronic, Inc., Girard, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01M 15/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system comprising an amplifier for amplifying signals of frequencies less than one kilohertz generated by a vibration sensor and using the amplified signal to amplitude modulate a carrier signal at a frequency in excess of one kilohertz and applying the amplitude modulated carrier signal to a sensor interface circuit.