Editing Dolby Pro Logic (section)

==Dolby Pro Logic IIx==
{{infobox brand
|name           = Dolby Pro Logic IIx
|logo           = Dolby-Pro-Logic-IIx.svg
|logo_size      = 120px
|image          = 
|type           = Surround sound
|currentowner   = [[Dolby Laboratories]]
|origin         = United States
|introduced     = 2003
|discontinued   =
|markets        = Worldwide
|website        = [https://www.dolby.com/ Dolby official website]
|related        = [[Dolby Digital]]<br>[[Dolby Stereo]]
}}
The '''Dolby Pro Logic IIx''' system, available since 2003, can take two-channel stereo, Dolby Surround (sometimes called Dolby Stereo Surround) and Dolby Digital 5.1 source material and up-convert it to 6.1 or [[7.1 surround sound|7.1 channel surround sound]].
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