Patent · US Expired

Post-processing scheme for adaptive directional microphone system with noise/interference suppression

US7181026B2 · kind B2 · utility

2Cited by
9References
23Claims
0Family size

Inventors

Key dates

Filing dateAug 13, 2001
Grant dateFeb 20, 2007
Priority date
Expiry dateAug 16, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R2410/01
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

The present invention provides an adaptive directional microphone system for enhancing an acoustic signal from a second direction and for reducing an acoustic signal from at least a first direction different from the second direction, the system comprising:

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