Below you can find logos, similar to the 3D Surround.

Dolby Surround Pro Logic Dolby Surround Pro Logic vector
Quantum3D 47 Quantum3D 47 vector
Audi 3D Audi 3D vector
Dolby Digital Surround EX Dolby Digital Surround EX vector
Quantum3D Quantum3D vector
Dolby Surround Pro Logic II Dolby Surround Pro Logic II vector
Dolby Virtual Surround Dolby Virtual Surround vector
GAZ AUTO 3D GAZ AUTO 3D vector
3Dconnexion 3Dconnexion vector
apple3d 1 apple3d 1 vector
herlitz 3d 1 herlitz 3d 1 vector
3D Pro 3D Pro vector
3Dlabs 34 3Dlabs 34 vector
FORD 3D FORD 3D vector
audi 3d audi 3d vector