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:
Feb. 25, 2003
Filed:
Feb. 22, 2000
Applicant:
Inventors:
Stéphane Pierre Villette, Dissay sous Courcillon, FR;
Ahmet Mehmet Kondoz, Guildford, GB;
Assignee:
University of Surrey, Guildford, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G10L 1/104 ;
U.S. Cl.
CPC ...
G10L 1/104 ;
Abstract
A speech coder includes an encoder using an analysis and synthesis approach. The encoder uses a pitch determination algorithm requiring analysis in both the frequency domain and the time domain, a voicing determination algorithm and an algorithm for determining spectral amplitudes and means for quantising the values determined. A decoder is also described.