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:
Sep. 28, 2004
Filed:
May. 10, 2001
Applicant:
Inventors:
Gregory A. Feeney, Palatine, IL (US);
Ralph L. D'Souza, Sunrise, FL (US);
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
G01L 1/912 ;
U.S. Cl.
CPC ...
G01L 1/912 ;
Abstract
A vocoder ( ) is initialized, prior to processing an initial batch of audio data, from parameters extracted from the first frame of audio data ( ). In the instant embodiment, parameters affecting voice encoding, which are based on estimates of direct current bias, are used to program a high pass filter ( ) incorporated in the vocoder ( ).