Acoustic waveguide tube lifts the microphone device of voice signal

Acoustic waveguide tube lifts the microphone device of voice signal

  • CN 106,954,165 A
  • Filed: 05/02/2017
  • Published: 07/14/2017
  • Est. Priority Date: 05/02/2017
  • Status: Active Grant
First Claim
Patent Images

1. a kind of acoustic waveguide tube lifts the microphone device of voice signal, by the microphone in the acoustic waveguide tube and pipe of a both ends openComposition, it is characterised in that acoustic waveguide tube both ends open, microphone is located at the stage casing of acoustic waveguide tube.

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