Patent · US Active

Audio device and method

US7885422B2 · kind B2 · utility

19Cited by
9References
28Claims
0Family size

Assignee

Inventor

Key dates

Filing dateDec 28, 2005
Grant dateFeb 8, 2011
Priority date
Expiry dateAug 28, 2029

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M2250/74
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

The present invention provides a method of operating a digital audio device, the method comprising: receiving a voice call; receiving another digital audio signal which is not a voice call; mixing the two received signals; transmitting the mixed signal wirelessly to another device.

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