Resources Contact Us Home
Acoustic lens system

Image Number 10 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
Signal processing apparatus and methods
Macrocyclic cysteine protease inhibitors and compositions thereof
Method for specifying control curve parameters for controlling climatic environmental conditions of climate-controlled enclosed spaces
Method for incubating the contents of a receptacle
Account and customer creation in an on-line banking model
Rotation angle detecting device
  Randomly Featured Patents
Semiconductor laser apparatus
Cooking utensils
Combined information and advertising panel
Auxiliary power source with charger and integral light source
Receiving apparatus
Truck box extension apparatus
Utility apron
Alphanumeric terminal having an optoelectric converter and an associated mono-pulse generating circuit
Methods and materials for coating textile compositions
Machine for applying roofing material