Concept of Spatial Equalizer (image) The Korea Advanced Institute of Science and Technology (KAIST) Share Print E-Mail Caption Listeners can maneuver the location and size of sound balls to create an acoustic environment of their choice. As the sound ball forms and moves around based on the adjustment made by the listeners, they have an enhanced 3D audio perception as if the sound pops out of the TV screen. Credit KAIST Acoustics & Vibrations Lab Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.