Patent · US Active

Active noise reduction adaptive filtering

US8335318B2 · kind B2 · utility

32Cited by
6References
27Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 20, 2009
Grant dateDec 18, 2012
Priority date—
Expiry dateFeb 11, 2031

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10K2210/503
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

An active noise reduction system that reduces the incidence of divergence in the presence of high amplitude interfering noise. A limited frequency range threshold is established.

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