It is achieved by using psychoacoustic techniques to simulate the way that our brains process sound.
Here are some details on how virtual surround sound works:
* Head-related transfer functions (HRTFs): HRTFs are filters that simulate the way that our head and ears affect the sound waves that reach our brains.
When HRTFs are applied to a sound signal, it creates the illusion that the sound is coming from a specific location in space.
* Binaural audio: Binaural audio is a type of virtual surround sound that uses two speakers, one for each ear.
Binaural audio is particularly effective at creating a sense of spatial realism, because it recreates the way that we hear sound in the real world.
* Multichannel audio: Multichannel audio is a type of virtual surround sound that uses multiple speakers to create a surround sound experience.
Multichannel audio is often used in home theaters and gaming setups.
Virtual surround sound can be used with any type of audio content, including music, movies, and games.
It can provide a more immersive and enjoyable listening experience, and can help to create a sense of presence in the virtual world.