PRERECORDED AUDIO DISCS CONCERNING USING

Brand Owner Address Description
FREQUENCY TREATMENT NIGHTINGALE-CONANT CORPORATION Suite 103 1400 South Wolf Road Wheeling IL 60090 PRERECORDED AUDIO DISCS CONCERNING USING SOUND TECHNOLOGIES TO PROMOTE HEALTHY LIFE STYLES AND WEALTH BUILDING;
 

Where the owner name is not linked, that owner no longer owns the brand

    
Technical Examples
  1. A method and circuit for deriving a set of multichannel audio signals from a conventional monaural or stereo audio signal uses an auxiliary multichannel spectral mapping data stream. Audio can be played back in stereo and multichannel formats from a conventional stereo signal on compact discs, FM radio, or other stereo or monaural delivery systems. The invention reduces the data rate needed for the transmission of multichannel digital audio.