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. 01, 2009
Filed:
Mar. 19, 2004
Jari Makinen, Tampere, FI;
Janne Vainio, Lempäää, FI;
Hannu Mikkola, Tampere, FI;
Nokia Corporation, Espoo, FI;
Abstract
A method of encoding speech in a communications system includes the steps of receiving a speech signal including voice signals and background signals, and detecting voice activity and providing an indicator when no voice activity is detected. The speech signal is encoded to generate a plurality of parameters representing the signal. When the indicator is not present, a first parametric representation of the speech signal is output, including the plurality of parameters. When the indicator is present, at least one of the plurality of parameters is modified and a second parametric representation of the speech signal, including the modified parameter is output.