Method and Equipment for Attenuating Sound in a Duct

Seppo Uosukainen (Inventor), Vesa Välimäki (Inventor), Kari Kirjavainen (Inventor), Jukka Lekkala (Inventor), Hannu Nykänen (Inventor)

Research output: Patent

Original languageEnglish
Patent numberUnited States PatentPatent number: US 6,847,722 B1
Publication statusPublished - 2005
MoE publication typeH1 Granted patent

Keywords

  • acoustic noise
  • acoustic signal processing
  • acoustoelectric devices
  • noise control
  • propagation

Cite this