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:
Oct. 05, 1999
Filed:
Feb. 27, 1998
Applicant:
Inventors:
Manel Guberna Alpuente, Barcelona, ES;
Jean-Francois Rasaminjanahary, Fandriana, MG;
Mohand Ferhaoui, Rouiba, DZ;
Dirk Van Compernolle, Korbeek-Dijle, BE;
Assignee:
Lernout & Hauspie Speech Products N.V., Ypres, BE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L / ;
U.S. Cl.
CPC ...
704219 ; 704220 ; 704262 ;
Abstract
A method is given of encoding a speech signal using analysis-by-synthesis to perform a flexible selection of the excitation waveforms in combination with an efficient bit allocation. This approach yields improved speech quality compared to other methods at similar bit rates.