Patent · US Expired

Spectral enhancing method and device

US7742927B2 · kind B2 · utility

10Cited by
20References
18Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 12, 2001
Grant dateJun 22, 2010
Priority date
Expiry dateApr 12, 2023

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG10L21/038
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to a spectral enhancement method and to an apparatus carrying out this method. The method of the invention enhanced the spectral content of a signal having an incomplete spectrum including a first spectral frequency band, the method comprising the following stages:

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