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When HD-DVD and Blu-Ray Disc were announced, Digital Sound announced it's new sound format Digital RealD. It's made up on a customized 5.1/7.1 sound format that the company says "will get the best playback on following HD-DVD's/Blu-rays".
|V • T • E Digital Sound Inc.|
Digital Sound Japan (Digital Sound Japan/Other) Digital Sound (Digital Sound/Other) | DigiGaming Sound (DigiGaming Sound/Other) | Digital RealD (Digital RealD/Other) | Digital Sound Plus (Digital Sound Plus/Other) | Optical Surround (Optical Surround/Other) | DigiAnime Sound (DigiAnime Sound/Other) | Analog Sound (Analog Sound/Other) | ABC Kid-Friendly Sound (ABC Kid-Friendly Sound/Other) | New Tama Sound System (New Tama Sound System/Other) HAL VHS Sound (HAL VHS Sound/Other) | HAL Analog Sound Japan (HAL Analog Sound Japan/Other) | HAL Japan (HAL Japan/Other) | DigiGaming HD (DigiGaming HD/Other) | Fractalsound (Japan) (Fractalsound (Japan)/Other) | Fractalsound HD | Fractal3D Sound | Fractal RealD | FractalGaming Evolved | FractalAuro 13.1 | Fractal Phenom | Fractal Turion | Fractal Ryzen Radeon | Fractalsound 7.1 | FractalPlay Sound)