1. Mid shot Subway train passing a residential area2. Mid shot Construction site3. Mid shot Researcher Lam Bhan demonstrating noise-cancelling effect in a mock room 4. Close-up Researcher playing pre-recorded noise on speaker5.
Gan Woon Seng, Professor of audio engineering, NTU School of Electrical & Electronic Engineering :"What we have here is an anti-noise window, it basically creates an acoustic shield that blocks out the noise from the external from entering the residential building, but at the same time letting in the natural ventilation and lighting through the windows."6. Wide shot Device mounted on window with noise-cancelling turned on 7. Tilt down Speakers with noise-cancelling effect on 8.
We have summarized this news so that you can read it quickly. If you are interested in the news, you can read the full text here. Read more: