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Although commonly associated with the 5.1 channel configuration, Dolby Digital allows a number of different channel selections. The options are: Dolby Digital 1/0 – Mono (center only) Dolby Digital 2/0 – 2-channel stereo (left + right), optionally carrying matrixed Dolby Surround; Dolby Digital 3/0 – 3-channel stereo (left, center, right)
A soundbar, sound bar or media bar is a type of loudspeaker that projects audio from a wide enclosure. It is much wider than it is tall, partly for acoustic reasons, and partly so it can be mounted above or below a display device (e.g. above a computer monitor or under a home theater or television screen).
The provision of 5.1 digital sound on 35 mm significantly reduced the use of the very expensive 70 mm format. 5.1 digital surround, in the forms of Dolby Digital AC-3 and DTS, started appearing on several mid-1990s LaserDisc releases, among the earliest being Clear and Present Danger and Jurassic Park (the latter having both AC3 and DTS ...
A Dolby noise-reduction system, or Dolby NR, is one of a series of noise reduction systems developed by Dolby Laboratories for use in analog audio tape recording. [1] The first was Dolby A, a professional broadband noise reduction system for recording studios that was first demonstrated in 1965, but the best-known is Dolby B (introduced in 1968), a sliding band system for the consumer market ...
Extension to PLII. Enhancement of either Stereo, Dolby Surround, Dolby Digital 5.1 to 6.1 or 7.1. Decodes Dolby Digital EX to 6.1 or 7.1. Retains Movie, Music, or Game modes in Consumer Products. FL FR C SL SR SUB Left Back and Right Back Dolby Pro Logic IIz: N/A: 2009: Extension to PLIIx. Decodes Stereo, Dolby Surround or Discrete 5.1/6.1/7.1 ...
Dolby TrueHD is a lossless, multi-channel audio codec developed by Dolby Laboratories for home video, used principally in Blu-ray Disc and compatible hardware. Dolby TrueHD, along with Dolby Digital Plus (E-AC-3) and Dolby AC-4, is one of the intended successors to the Dolby Digital (AC-3) lossy surround format.
However, Dolby Digital Plus is a functional superset of Dolby Digital, and decoders include a mandatory component that directly converts (without decoding and re-encoding) the Dolby Digital Plus bitstream to a Dolby Digital bitstream (operating at 640 kbit/s) for carriage via legacy S/PDIF connections (including S/PDIF over HDMI) to external ...
Dolby Atmos home theaters can be built upon conventional 5.1 and 7.1 layouts. For Dolby Atmos, the nomenclature differs slightly by an additional number at the end, that represents the number of overhead or Dolby Atmos enabled speakers: a 7.1.4 Dolby Atmos system is a conventional 7.1 layout with four overhead or Dolby Atmos enabled speakers.