SSH EN 301 705 V7.0.2:1999

Sistemi i telekomunikacionit dixhital celular (Faza 2+) (GSM); Zëvendësimi dhe heshtja e strukturave të humbura për kanalet e trafikut të të folurit Adaptiv Shumëraportësh (AMR) (GSM 06.91 versioni 7.0.2 Publikimi 1998)

Digital cellular telecommunications system (Phase 2+) (GSM); Substitution and muting of lost frames for Adaptive Multi Rate (AMR) speech traffic channels (GSM 06.91 version 7.0.2 Release 1998)

Scope

The present document defines a frame substitution and muting procedure which shall be used by the Receive (RX) Discontinuous Transmission (DTX) handler when one or more lost speech or Silence Descriptor (SID) frames are received from the Radio Sub System (RSS). The requirements of the present document are mandatory for implementation in all GSM Base Station Systems (BSS)s and Mobile Stations (MS)s capable of supporting the AMR speech traffic channel. It is not mandatory to follow the bit exact implementation outlined in the present document and the corresponding C source code.