Widex M-DEX - Page 97

QualityofServiceforWirelessTechnologyintheWidexLinkSystem
WidexLinkwirelesstechnologyenablescommunicationbetweentwopart-
nersofabinauralpairofWidexwirelesshearingaidsandwiththeirmatched
external devices The requirements for the quality of service (QoS) vary
amongthevariouscomponentsandtheirintendeduserscenarios
Duringdailyusetherequirementsonaudiostreamingbetweenhearingaids
includeaBERbetterthan
-
Thecommunicationissimplexwithabitrate
ofkbitssTheadditionalaudiodecodinginthismoderesultsinalonger
latencywhichislessthanmsForremotecontrolcommandstheQoSre-
quirementsincludeaBERbetterthan
-
ThelowerBERrequirementre-
sultsfromredundanttransmissionsEachkeypressresultsintransmissions
of  data packages of which only one is needed for a successful
communication
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