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:
Mar. 12, 2013
Filed:
Aug. 08, 2011
Applicants:
Barry Cahill-o'brien, Spokane, WA (US);
Mark K. Cornwall, Spokane, WA (US);
Inventors:
Barry Cahill-O'Brien, Spokane, WA (US);
Mark K. Cornwall, Spokane, WA (US);
Assignee:
Itron, Inc., Liberty Lake, WA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G08B 23/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Methods and apparatus for computing the carrier frequency of a transmitter using frequency modulated digital data to compensate for frequency shifting of the transmitter and the receiver local oscillators and for bandwidth adjustment of the receiver's filter. In particular, methods and apparatus are disclosed for binary systems transmitting '1' and '0' data using decoded or undecoded received signals.