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Third Generation (3G) packet switched WCDMA networks with High-Speed Downlink Packet Access (HSDPA) are currently being deployed worldwide to provide wireless broadband connectivity. When introducing HSDPA in 3G networks the end user experience and system capacity with voice over IP applications improve considerably. When later on adding also high-speed uplink packet access (HSUPA), the system capacity and end user experience will improve even further. This paper analyzes with measurements the VoIP quality over current Release 5 HSDPA networks. VoIP is expected to be a widely used application over 3G data services.
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