Resources Contact Us Home
Acoustic lens system

Image Number 15 for United States Patent #7316290.

A loudspeaker includes a frame, a magnet coupled to the frame and a diaphragm secured to the frame. An acoustic lens may be positioned in front of the diaphragm. An aperture extends through the acoustic lens. The acoustical directivity pattern of the loudspeaker may be modified by the acoustic lens to improve the uniformity of the off axis vs. on axis sound pressure level.

  Recently Added Patents
Traffic signal mapping and detection
Contamination barrier
Method and system for tracking mobile electronic devices while conserving cellular network resources
Fringe field switching mode liquid crystal display panel
Transmitting a synchronizing signal in a packet network
Synergistic fungicidal interactions of 5-fluorocytosine and other fungicides
Cleaning device, and image forming apparatus, process cartridge, and intermediate transfer unit each including the cleaning device
  Randomly Featured Patents
System and method for wireless gaming system with user profiles
Method of preparing a lignocellulosic material for the manufacture of a finished product
Woofer efficiency
Liquid condition and settling tanks
Curable alkanolamine containing epoxy powder coating composition
Method of arresting bacterial growth with certain selected dichloro-2,2,5,5-tetrasubstituted-3-6-piperazinediones
Alert distribution and management system and interface components
Isotope separation by laser excitation of unimolecular reactants
Method for producing hollow nickel titanium profiles
Pyrrolidinyl hydroxamic acid compounds and their production process