Patent · US Active

Systems, methods, apparatus, and computer-readable media for automatic control of active noise cancellation

US9202456B2 · kind B2 · utility

21Cited by
57References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 22, 2010
Grant dateDec 1, 2015
Priority date—
Expiry dateFeb 12, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R2410/05
  • WIPO fieldOther consumer goods
  • WIPO sectorOther fields

Abstract

Active noise cancellation is combined with spectrum modification of a reproduced audio signal to enhance intelligibility.

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