Dolby Stereo
Dolby Stereo
1976–1996
All Dolby Stereo systems were renamed into Dolby Analog (which is just the Dolby logo) in 1995-96. Dolby Stereo Digital systems were renamed into Dolby Digital in 1996.
Dolby Stereo Digital
1992–1996
Spectral Recording Dolby Stereo
1988–1995
Spectral Recording Dolby Stereo Digital
1992 (prototype)
1993–1996
Dolby Atmos | Dolby Cinema | Dolby Vision | Dolby Voice Dolby Audio: Dolby Digital (Plus | EX | Surround EX | 5.1 | Stereo Creator) | Dolby E | Dolby Headphone | Dolby Noise-reduction System | Dolby Pro Logic (II | IIx | IIz) | Dolby Surround (7.1 | Pro Logic | Virtual) | Dolby TrueHD Sponsorships: Defunct: |