Patent · US Active

Echo cancellation

US8411871B2 · kind B2 · utility

1Cited by
12References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 22, 2007
Grant dateApr 2, 2013
Priority date—
Expiry dateOct 28, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04B3/237
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

Implementations related to echo cancellation are depicted and described herein.

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