Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Miniature speaker device and television set










Image Number 10 for United States Patent #8130998.

A miniature speaker device includes a housing, a speaker mounted on the housing, a passive radiator mounted on the housing and vibrating in resonance with vibration of the speaker and having no driving system and a low frequency range amplification circuit for amplifying sound pressure in frequency components of a low frequency range of a single audio signal input in the speaker.








 
 
  Recently Added Patents
Method and system for utilizing Perovskite material for charge storage and as a dielectric
Multi charged particle beam writing apparatus and multi charged particle beam writing method
Cineole
Image sensor and method for fabricating the same
Method and system for monitoring service quality in a mobile node
Radio communication system, base station device and mobile station device utilizing an intermittent reception
Television with a stand
  Randomly Featured Patents
Juvenile hormone compositions and methods for making same
Carbide insert cutting tool
Certain aryloxy-benzoyl sulfoximines having herbicidal activity
Method and device for capacitive detection of objects
Plastisol composition
Bottle
Method and apparatus for detecting and discriminating tachycardia
Connection assembly and method for a structural rack
Liquid fabric softener
Aqueous solutions of quaternary ammonium compounds