P

Inventor

EBENEZER SAMUEL PONVARMA

US9 patents
⚠️ This page may combine multiple inventors who share the name “EBENEZER SAMUEL PONVARMA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ACOUSTIC TECH INC

3 patents
US7454010B1Nov 18, 2008

Noise reduction and comfort noise gain control using bark band weiner filter and linear attenuation

ACOUSTIC TECH INC57 citations96
US7649988B2Jan 19, 2010

Comfort noise generator using modified Doblinger noise estimate

ACOUSTIC TECH INC26 citations91
US7492889B2Feb 17, 2009

Noise suppression based on bark band wiener filtering and modified doblinger noise estimate

ACOUSTIC TECH INC27 citations91

EBENEZER SAMUEL PONVARMA

3 patents
US10015589B1Jul 3, 2018

Controlling speech enhancement algorithms using near-field spatial statistics

EBENEZER SAMUEL PONVARMA50 citations92
US8565446B1Oct 22, 2013

Estimating direction of arrival from plural microphones

EBENEZER SAMUEL PONVARMA31 citations90
US8126706B2Feb 28, 2012

Music detector for echo cancellation and noise reduction

EBENEZER SAMUEL PONVARMA14 citations82

CIRRUS LOGIC INC

2 patents
US9674626B1Jun 6, 2017

Apparatus and method for measuring relative frequency response of audio device microphones

CIRRUS LOGIC INC8 citations79
US9980070B2May 22, 2018

Apparatus and method for measuring relative frequency response of audio device microphones

CIRRUS LOGIC INC0 citations48

ACOUSTIC TECHNOLOGY INC

1 patent
US6928160B2Aug 9, 2005

Estimating bulk delay in a telephone system

ACOUSTIC TECHNOLOGY INC18 citations82