Patent · US Expired

System for recording, annotating and indexing audio data

US6404856B1 · kind B1 · utility

40Cited by
10References
20Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 10, 1998
Grant dateJun 11, 2002
Priority date
Expiry dateApr 10, 2018

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04M2201/38
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An audio data system assigns properties to audio data and keywords to audio data files. The properties indicate the type of audio data and the keywords indicate the general content of an audio data file. The system provides an updatable database of audio data that is capable of being searched based on the properties and the keywords.

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