Inventor · Tempe, AZ, US

Samuel Ponvarma Ebenezer

16Patents
7h-index
8Co-inventors
59Inventor score

Filing activity: Aug 9, 2002 → Jul 27, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US10015589B1 Controlling speech enhancement algorithms using near-field spatial statistics Electricity 39 Active
US7454010B1 Noise reduction and comfort noise gain control using bark band weiner filter and linear attenuation Physics 35 Active
US8565446B1 Estimating direction of arrival from plural microphones Electricity 21 Active
US7492889B2 Noise suppression based on bark band wiener filtering and modified doblinger noise estimate Physics 18 Active
US7649988B2 Comfort noise generator using modified Doblinger noise estimate Physics 15 Active
US8126706B2 Music detector for echo cancellation and noise reduction Physics 11 Active
US6928160B2 Estimating bulk delay in a telephone system Electricity 10 Expired
US9607603B1 Adaptive block matrix using pre-whitening for adaptive beam forming Electricity 7 Active
US9838783B2 Adaptive phase-distortionless magnitude response equalization (MRE) for beamforming applications Electricity 2 Active
US11025324B1 Initialization of adaptive blocking matrix filters in a beamforming array using a priori information Electricity 1 Active
US9674626B1 Apparatus and method for measuring relative frequency response of audio device microphones Physics 1 Active
US11564035B1 Active noise cancellation system using infinite impulse response filtering Electricity 0 Active
US11948546B2 Feed-forward adaptive noise-canceling with dynamic filter selection based on classifying acoustic environment Electricity 0 Active
US12340786B2 Adaptive noise-canceling with dynamic filter selection based on multiple noise sensor signal phase differences Physics 0 Active
US9980070B2 Apparatus and method for measuring relative frequency response of audio device microphones Physics 0 Active
US11195540B2 Methods and apparatus for an adaptive blocking matrix Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.