Patent · US Expired

Auto-adjust noise canceling microphone with position sensor

US7346176B1 · kind B1 · utility

38Cited by
9References
33Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 11, 2001
Grant dateMar 18, 2008
Priority date
Expiry dateJul 1, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R2410/05
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

A system and method detects whether or not a microphone apparatus is positioned incorrectly relative to an acoustic source and of automatically compensating for such mispositioning. A position estimation circuit determines whether the microphone apparatus is mispositioned. A controller facilitates the automatic compensation of the mispositioning.

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