Resources Contact Us Home
Sound volume automatic adjustment method and system

Image Number 2 for United States Patent #8116461.

A control method to automatically adjust the volume of a sound transmitter based on the measurement and the computation of the acoustic statistics of the room where the sound is emitted. The system comprises at least one sensor, a calculator determining statistics of the signal collected by the at least one sensor and a controller using these statistics provided by the calculator to adjust the volume of the transmitter in the room.

  Recently Added Patents
Method of measuring specific absorption rate of electromagnetic waves
Selenium/group 3A ink and methods of making and using same
Heat shield and laminated glass
Modular system having expandable form factor
Rechargeable battery
Nonvolatile semiconductor memory device and method for manufacturing the same
Processing color and panchromatic pixels
  Randomly Featured Patents
Self-repairing computing device and method of monitoring and repair
Pre-pit detecting apparatus
Compact antenna
Combined lounging mat and compartmented pillow with carrying handle and roll-up straps
Polyoxyalkylene lubricants of improved oxidative stability and lower viscosity
Stable, water-borne vinyl chloride resin emulsion compositions
Rotative motor using plural arrays of piezoelectric elements
Apparatus and method for receiving and positioning a read/write head to a disk for testing and method of removing a tested read/write head from a test apparatus
Method for reducing odor using coordinated polydentate compounds
Operation processing apparatus