5 Interaction with supplementary services

22.0763GPPNoise suppression for the AMR codecRelease 17Service descriptionStage 1TS

Tools: ARFCN - Frequency Conversion for 5G NR/LTE/UMTS/GSM

5.1 General

This clause defines the interactions between GSM supplementary services and the Noise Suppression Feature.

The application of Noise Suppression shall not interfere with the provision or invocation of any supplementary services.

5.2 Explicit Call Transfer (ECT)

No adverse interaction. If the new party is a mobile station with support for the Noise Suppression feature, the noise suppression feature shall be invoked.

5.3 Call wait/Call hold.

No interaction.

5.4 Multiparty

No interaction.

5.5 Service Announcements

No interaction.