Patent · US Active

Digital audio transmitter and receiver

US9454968B2 · kind B2 · utility

2Cited by
20References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 20, 2014
Grant dateSep 27, 2016
Priority date
Expiry dateJul 2, 2034

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH03M13/27
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method is shown for increasing the fidelity of digitally encoded audio, by an interleaving the signal step, frequency conversion step, and polynomial interpolation step along with comparison to a second, redundant signal.

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