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Dolby Digital Plus

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. It is a successor to Dolby Digital (AC-3), and has a number of improvements over that codec, including support for a wider range…

Applications, Encapsulation, use, and storage of Dolby Digital streams & Technical details

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Created by
Dolby Laboratories
Encoding formats
E-AC3
MIME / IANA
audio/eac3

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Overview

Technical details

Encapsulation, use, and storage of Dolby Digital streams

Advanced semantic analysis

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Map overview Semantic statistics

Dolby Digital Plus

Nodes31
Edges30
Triples118
Avg. degree1.94
Density0.064516
Components1

How this topic connects Entity context

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Dolby Digital Plus

Top relations

related to Structure · 28
Dolby Digital Plus → As, At, DD, Dependent, Dolby Digital, Dolby Stereo, FC, FL, FR, Front Center, Front Left, Front Right, Independent, Legacy, LFE, Low Frequency Effects, Metadata, Rear Left Surround, Rear Right Surround, RL
related to Physical transport for consumer devices · 16
Dolby Digital Plus → AC-3, DD, Dolby Digital, DTS, E-AC-3, HD DVD, IEC, Mbit/s, Much, Older, PCM, S/PDIF, Stereo PCM, The S/PDIF, This, WAV
related to Consumer broadcast in digital television systems · 14
Dolby Digital Plus → Advanced Television Systems Committee, ATSC, ATSC A/53 Part, Dolby Digital, DTV, Either DD, ETSI EN, ETSI TS, For, In ATSC, In DVB, MPEG, MPEG Transport Stream, Part
related to Relation to Dolby Digital and Dolby Atmos · 13
Dolby Digital Plus → All Dolby Digital Plus, Atmos, AVRs, Dolby, Dolby Atmos, Dolby Digital, Dolby Digital Plus Atmos, DolbyHD-based, HDMI, However, Most Dolby Digital Plus, S/PDIF, This
related to HD DVD and Blu-ray Disc · 12
Dolby Digital Plus → As, Blu-ray, Blu-ray Disc, Both, DD, HD DVD, Hence, However, It, Mbit/s, On HD DVD, The
has application · 11
Dolby Digital Plus → Additional, AES, AES-3, As, Dolby, Dolby Digital, PCM, S/PDIF, SMPTE, The, The SMPTE
related to Media players and downmixing · 5
Dolby Digital Plus → For, Generally, HDMI, Older, S/PDIF
related to Syntax · 5
Dolby Digital Plus → As, DD, Dolby Digital, Each, The
related to Specifications · 3
Dolby Digital Plus → Coded, Mbit/sAudio, Number
Created by · 1
Dolby Digital Plus → Dolby Laboratories

Important terminology Word statistics

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Important terminology

dolby digital plus audio channels dd channel ac-3 may used frequency hd dvd e-ac-3 bitstream pdif support substreams encoded additional

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Dolby Digital PlusCreated byDolby Laboratories1.00infobox
Dolby Digital PlusEncoding formatsE-AC31.00infobox
Dolby Digital PlusMIME / IANAaudio/eac31.00infobox
Dolby Digital Plusis afunctional superset of Dolby Digital0.90text
foreign language soundtracksinstance ofAdditional independent substreams may be used for secondary audio programs0.80text
commentaryinstance ofAdditional independent substreams may be used for secondary audio programs0.80text
or descriptions/voiceovers for the visually impairedinstance ofAdditional independent substreams may be used for secondary audio programs0.80text
the frame sizeinstance ofwhich includes key metadata0.80text
the bitstream identifierinstance ofwhich includes key metadata0.80text
DTS or AC-3 are more likely to be recognized as compressed formatsinstance ofOlder codecs0.80text
protected from such processinginstance ofOlder codecs0.80text
Dolby Digital Plushas applicationAs0.60section

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