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
Base station synchronization for a single frequency network
Method for manufacturing photoelectric conversion device
Method of fabricating display device
Shower bench
Electronic device, display, image processing apparatus and electronic calculating apparatus
Automatic adjustment of devices in a home entertainment system
Carbon dioxide capture system and methods of capturing carbon dioxide
  Randomly Featured Patents
Decoding apparatus and method in a communication system using low density parity check codes
Process of producing copper-alloy and copper alloy plate used for making electrical or electronic parts
Razor blade unit
Device for withdrawing and opening cases made of sheet material and for feeding them to a packaging line
Vapor-compression refrigerant cycle system with ejector
Portable lift, support and/or installation system and method
Massage brush
Plastic supply tape guide for videocassette
Manipulation device
Porous composite membrane and method for making the same