Resources Contact Us Home
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
Multi-user remote health monitoring system with biometrics support
Inductive antenna coupling
Clusterin antisense therapy for treatment of cancer
Display apparatus, control method thereof, and program
Biological analysis arrangement and approach therefor
Wind turbine
Method for processing power headroom and terminal thereof
  Randomly Featured Patents
System integration architecture
Electromagnetically controlled, resettable high-speed shaft disconnect
Decoupling element impervious to liquid fluids
Traffic flow control system
Bonded joints and method and material for forming same
Deformable medical implant
System and method for active business configured website monitoring
Camera bag
Polycrystalline CDTE thin film semiconductor photovoltaic cell structures for use in solar electricity generation
Method of booting electronic device and method of authenticating boot of electronic device