Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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
Leadless integrated circuit packaging system and method of manufacture thereof
Activated carbon cryogels and related methods
Secure access to customer log data in a multi-tenant environment
Magnetic levitation motor used in lens module
Motor assembly
Antagonists of the glucagon receptor
Focus detection device and imaging apparatus having the same
  Randomly Featured Patents
"Test under mask high" instruction and "Test under mask low" instruction executing method and apparatus
Steam and spray iron
Systems and methods for constant voltage mode and constant current mode in flyback power converters with primary-side sensing and regulation
Embedded SCR protection device for output and input pad
Drink dispensing device and container for drink provided with positioning means
Method to estimate planar flow from Doppler velocity distribution in an observation plane
Polarization transforming optics, polarizing beam splitter and liquid crystal display
Foot actuated, anti-slamming, toilet seat raising and lowering device
Seat apparatus for vehicle
Furan and thiophene derivatives that activate human peroxisome proliferator activated receptors