Patent · US Active

Transmission line loudspeaker

US9473848B2 · kind B2 · utility

3Cited by
9References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 29, 2014
Grant dateOct 18, 2016
Priority date
Expiry dateJul 31, 2034

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04R1/345
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

An electro-acoustic driver including an acoustic waveguide includes an enclosure, an acoustic transmission line formed within the enclosure, and a plurality of acoustic transducers contained within the enclosure and disposed along a length of the acoustic transmission line. Each acoustic transducer is configured to emit acoustic energy directly into the acoustic transmission line at two separated locations along the length of the acoustic transmission line.

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