| Appropriate measurement technology must be provided to optimize the performance of speech transmission through networks. HEAD acoustics can measure and assess the impact of network echo cancellers, codec impairments such as packet loss and jitter or gateways on networks. |
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Speech quality testing through networks and network components |
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Testing one-way transmission performance e.g. according to ITU-T P.863 (POLQA) and all conversational aspects (e.g. double talk, echo performance) |
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Testing of network interconnection |
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End-to-end testing as well as mouth-to-ear testing |
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Network
