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- Dialogic_ADPCM abstract "Dialogic ADPCM or VOX is an audio file format, optimized for storing digitized voice data at a low sampling rate. VOX files are most commonly found in telephony applications, as well as an occasional arcade redemption game. It uses a lossy compression algorithm, optimized for voice, not high fidelity.Similar to other ADPCM (Adaptive Differential Pulse Code Modulation) formats, Dialogic ADPCM compresses audio data into a series of 4-bit samples. The original Dialogic ADPCM paper (linked to below) does not specify or mention a recording or playback frequency; it may be at the implementer discretion. However, traditionally, files commonly have a sampling rate of 6000 or 8000 samples per second, but 8000 samples per second (8000 Hz) is more common. 8000 Hz matches the sampling rate used in G.711 voice systems such as DS1. Unlike a WAV file, a VOX file does not contain a header to specify the encoding format or the sampling rate, so this information must be known in order to play the file. If not known, it is normally assumed that a VOX file is encoded with Dialogic ADPCM at a sampling rate of 8000 Hz. It is possible that a VOX file may be encoded in a format other than Dialogic ADPCM, but this is not common.Dialogic ADPCM is an open file format. It matches ITU-T standard G.721, later superseded by G.726.The algorithm for Dialogic ADPCM was developed by Oki Electric, which also produced ICs such as the Oki Semiconductor MSM7580 to implement the algorithm in hardware. These ICs were used on popular telephony interface cards manufactured by Dialogic Corporation for use in voicemail and similar systems. As this was the most common use for the file format, it became known as \"Dialogic ADPCM.\"".
- Dialogic_ADPCM wikiPageExternalLink dialogic_adpcm.pdf.
- Dialogic_ADPCM wikiPageID "5667133".
- Dialogic_ADPCM wikiPageLength "2204".
- Dialogic_ADPCM wikiPageOutDegree "17".
- Dialogic_ADPCM wikiPageRevisionID "687595085".
- Dialogic_ADPCM wikiPageWikiLink Algorithm.
- Dialogic_ADPCM wikiPageWikiLink Audio_file_format.
- Dialogic_ADPCM wikiPageWikiLink Category:Container_formats.
- Dialogic_ADPCM wikiPageWikiLink Data_compression.
- Dialogic_ADPCM wikiPageWikiLink Dialogic_Inc..
- Dialogic_ADPCM wikiPageWikiLink Digital_Signal_1.
- Dialogic_ADPCM wikiPageWikiLink Digitizing.
- Dialogic_ADPCM wikiPageWikiLink G.711.
- Dialogic_ADPCM wikiPageWikiLink G.726.
- Dialogic_ADPCM wikiPageWikiLink Integrated_circuit.
- Dialogic_ADPCM wikiPageWikiLink Oki_Electric_Industry.
- Dialogic_ADPCM wikiPageWikiLink Pulse-code_modulation.
- Dialogic_ADPCM wikiPageWikiLink Redemption_game.
- Dialogic_ADPCM wikiPageWikiLink Sampling_(signal_processing).
- Dialogic_ADPCM wikiPageWikiLink Telephony.
- Dialogic_ADPCM wikiPageWikiLink WAV.
- Dialogic_ADPCM wikiPageWikiLinkText "Dialogic ADPCM".
- Dialogic_ADPCM wikiPageUsesTemplate Template:Citation_needed.
- Dialogic_ADPCM wikiPageUsesTemplate Template:Software-type-stub.
- Dialogic_ADPCM wikiPageUsesTemplate Template:Sound-tech-stub.
- Dialogic_ADPCM subject Category:Container_formats.
- Dialogic_ADPCM hypernym Format.
- Dialogic_ADPCM type Software.
- Dialogic_ADPCM comment "Dialogic ADPCM or VOX is an audio file format, optimized for storing digitized voice data at a low sampling rate. VOX files are most commonly found in telephony applications, as well as an occasional arcade redemption game. It uses a lossy compression algorithm, optimized for voice, not high fidelity.Similar to other ADPCM (Adaptive Differential Pulse Code Modulation) formats, Dialogic ADPCM compresses audio data into a series of 4-bit samples.".
- Dialogic_ADPCM label "Dialogic ADPCM".
- Dialogic_ADPCM sameAs Q2109446.
- Dialogic_ADPCM sameAs VOX.
- Dialogic_ADPCM sameAs m.0dz2fs.
- Dialogic_ADPCM sameAs Q2109446.
- Dialogic_ADPCM wasDerivedFrom Dialogic_ADPCM?oldid=687595085.
- Dialogic_ADPCM isPrimaryTopicOf Dialogic_ADPCM.