Comparison of transmission quality dimensions of narrowband, wideband, and super-wideband speech channels

Sebastian Möller, Friedemann Köster, Laura Fernández Gallardo, Michael Wagner

    Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

    2 Citations (Scopus)

    Abstract

    It is commonly acknowledged that the introduction of wideband and super-wideband speech transmission in Voice-over-IP leads to an improved overall quality compared to traditional narrowband telephony. However, beyond overall quality, dimensions such as coloration, continuity, noisiness, loudness, human speaker identification ability, as well as automatic speech and speaker identification performance may benefit from the augmented speech transmission bandwidth. In this paper, we review data on all of these quality and performance dimensions and classify them along a recommended 'transmission rating scale' into eight service quality classes which are useful for transmission network planning. Applications of the results are discussed for different human-to-human and human-machine application scenarios.

    Original languageEnglish
    Title of host publication2014, 8th International Conference on Signal Processing and Communication Systems, ICSPCS 2014 - Proceedings
    EditorsBeata J. Wysocki, Tadeusz A. Wysocki
    PublisherInstitute of Electrical and Electronics Engineers Inc.
    ISBN (Electronic)9781479952557
    DOIs
    Publication statusPublished - 23 Jan 2014
    Event8th International Conference on Signal Processing and Communication Systems, ICSPCS 2014 - Gold Coast, Australia
    Duration: 15 Dec 201417 Dec 2014

    Publication series

    Name2014, 8th International Conference on Signal Processing and Communication Systems, ICSPCS 2014 - Proceedings

    Conference

    Conference8th International Conference on Signal Processing and Communication Systems, ICSPCS 2014
    Country/TerritoryAustralia
    CityGold Coast
    Period15/12/1417/12/14

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