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
Adjusting dental prostheses based on soft tissue
Mobile communication device and method for providing positioning information
Method for identifying bacteria in a sample
High-resolution, active reflector radio frequency ranging system
SMS transport resource control
Systems and methods for cryopreservation of cells
Portion of a display panel with an unhappy facial expression icon
  Randomly Featured Patents
Inertial propulsion device to move an object up and down
Retention device for connector
Integrated circuit chip carrier
Biological reaction method and bioreactor
Tabletted chewing gum composition and method of preparation
Drum brake wear adjustor with eccentric roller and pawl assembly
Substituted imidazole compounds and therapeutic compositions therewith
Debranching enzymes and DNA sequences coding them, suitable for changing the degree of branching of amylopectin starch in plants
Shoe upper