R&D Stories: Acoustic Echo Canceller Calibration in Real Time

Is it an understatement to say that echo cancellation has been a kind of “holy grail” ever since the first conference call? Nureva’s patented Microphone Mist technology rethinks that quest in innovative ways. In this article, Erica Yorga shares how the development process of a real-time calibration method for acoustic echo cancellation awarded surprising results. This article was originally published in AudioXpress, June 2020. This article was originally published in AudioXpress, June 2020.

Nureva was granted three new patents for its Microphone Mist technology, including the ability to focus sound signals in a shared 3D space, and the use of sound source positional information to derive automatic gain control output parameters. In this article, two Nureva’s engineers to explain the thought process that lead to these innovations, which give the company substantial market runway. This article was originally published in audioXpress, February 2020.