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:
Aug. 20, 2024
Filed:
Jul. 27, 2022
Cerence Operating Company, Burlington, MA (US);
Friedrich Faubel, Ulm, DE;
Jonas Jungclaussen, Ulm, DE;
Marcus Groeber, Ulm, DE;
Holger Quast, Ulm, DE;
Oliver Van Porten, Ulm, DE;
Markus Funk, Ulm, DE;
CERENCE OPERATING COMPANY, Burlington, MA (US);
Abstract
A method for applying a watermark signal to a speech signal to prevent unauthorized use of speech signals, the method may include receiving an original speech signal; determining a corresponding spectrogram of the original speech signal; selecting a phase sequence of fixed frame length and uniform distribution; and generating an encoded watermark signal based on the corresponding spectrogram and phase sequence.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile