Patent · US Active

System and method for speech enhancement using a coherent to diffuse sound ratio

US10242690B2 · kind B2 · utility

0Cited by

6References

22Claims

0Family size

Assignee

Nuance Communications, Inc. · US

Inventors

Tobias Wolff · Neu-Ulm, DE
Timo Matheja · Ulm, DE
Markus Buck · Biberach, DE

Key dates

Filing date	Dec 12, 2014
Grant date	Mar 26, 2019
Priority date	—
Expiry date	Dec 12, 2034

Classification

Technology area (CPC H)Electricity
CPC primaryH04R2430/25
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

Embodiments of the present disclosure may include a system and method for speech enhancement using the coherent to diffuse sound ratio. Embodiments may include receiving an audio signal at one or more microphones and controlling one or more adaptive filters of a beamformer using a coherent to diffuse ratio (“CDR”).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.