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 apparatus for processing credit card transactions
Electrophoretic display
Determination of originality of content
Pants
Thin-film transistor array substrate and manufacturing method thereof
Spark plug and method of manufacturing the same
Method for storing data, computer program product, ID token and computer system
  Randomly Featured Patents
Cable structure
Image blur correction device and imaging apparatus equipped therewith
Exhaust gas heat exchanger with an oscillationattenuated bundle of exchanger tubes
Method for controlling etch bias in plasma etch patterning of integrated circuit layers
Recording medium for recording and/or reproducing apparatus
Process for functionalizing alkanes
Device and method for lumbar interbody fusion
Method for crystallizing human beta secretase in complex with an inhibitor
Pallet-stones for a clockwork movement
Multimedia conference call participant identification system and method