ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,413,894, issued on Sept. 9, was assigned to Nokia Technologies Oy (Espoo, Finland).
"Estimating noise levels" was invented by Miikka Tapani Vilermo (Siuro, Finland), Sampo Vesa (Helsinki), Riitta Elina Vaananen (Helsinki) and Jonne Juhani Makinen (Tampere, Finland).
According to the abstract* released by the U.S. Patent & Trademark Office: "To implement some methods of attenuating noise it can be useful to obtain an accurate estimate of the noise in the microphone signals. Examples of the disclosure provide a method of accurately estimating incoherent noise levels. In examples of the disclosure a primary estimation of a noise amount is made. The primary estimation of a noise amount ...