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Dolby Surround Pro Logic is the full name that refers to the matrix surround format and decoding system in one. When a Dolby Surround soundtrack is created in post-production (Dolby MP Matrix), four channels of sound are matrix-encoded into an ordinary stereo (two-channel) soundtrack.
Dolby TrueHD is a lossless, multi-channel audio codec developed by Dolby Laboratories for home video, used principally in Blu-ray 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.
Dolby Audio Plug-in for Android: An API packaged as a Java Library that allows Android Developers to take advantage of Dolby Digital Plus Technology embedded into mobile and tablet devices, notably the Fire HD, Fire HDX, and Samsung Galaxy Tab 3 series. Dolby Voice: Hardware and software products for enterprise-level web conferencing. [30]
Dolby AC-3 (a backronym for Audio Codec 3, Advanced Codec 3, or Acoustic Coder 3), also known as ATSC A/52 (name of the standard) [18] or simply Dolby Digital (DD), is the common version containing up to six discrete channels of sound. Before 1996 it was marketed as Dolby Surround AC-3, Dolby Stereo Digital, and Dolby SRD. [19]
Dolby AC-4 has a consumer royalty rate of US$0.15 to US$1.20 depending on the type of device and volume of sales. [8] Dolby only charges for one technology per device, which means that Dolby AC-4 effectively costs nothing in devices that include existing Dolby technologies such as Dolby Digital Plus. [ 8 ]
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.
Dolby Digital Plus, also known as Enhanced AC-3 (and commonly abbreviated as DDP, DD+, E-AC-3 or EC-3), is a digital audio compression scheme developed by Dolby Labs for the transport and storage of multi-channel digital audio.
S/PDIF and TOSLINK connectors on a piece of audio equipment. S/PDIF (Sony/Philips Digital Interface) [1] [2] is a type of digital audio interface used in consumer audio equipment to output audio over relatively short distances.