Content for TS 26.454 Word version: 16.0.0
5 RAB aspects
6 Iu Interface User Plane (RAN-CN)
7 Uu Interface User Plane (UE-RAN)
8 Nb Interface User Plane (CN-CN) of a BICC-based CS Core Network (NbF)
9 Nb Interface User Plane (CN-CN) of a SIP-I-based CS Core Network (NboIP)
10 Mb Interface User Plane
11 Interworking between MGW Terminations
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5 RAB aspects Word‑p. 9
6 Iu Interface User Plane (RAN-CN) Word‑p. 10
6.1 Frame structure on the Iu UP transport protocol
6.2 Mapping of the bits
6.3 Frame handlers Word‑p. 13
6.3.0 General
6.3.1 Handling of frames from TC to Iu interface (downlink) Word‑p. 14
6.3.1.0 General
6.3.1.1 Frame Quality Classification
6.3.1.2 Frame size
6.3.1.3 Codec Mode Indication
6.3.1.4 EVS Codec Mode Request and Rate Control Command in downlink
6.3.1.5 Optional internal 8 bits CRC
6.3.1.6 Mapping of Speech or SID bits
6.3.2 Handling of frames from Iu interface to TC (uplink)
7 Uu Interface User Plane (UE-RAN)
7.1 General
7.2 Determination of the local EVS encoding mode Word‑p. 19
7.3 Generation of UL EVS-CMR for the remote media-sender Word‑p. 20
7.4 Interworking in case of the EVS Channel Aware Mode
8 Nb Interface User Plane (CN-CN) of a BICC-based CS Core Network (NbF)
8.0 General
8.1 Frame structure on the Nb UP transport protocol Word‑p. 21
8.1.0 General
8.1.1 Initialisation
8.1.2 Time Alignment Procedure
8.1.3 SID Frame Generation
8.1.4 Rate and Mode Control and CMR-Only frames
8.2 Mapping of the EVS bits
8.3 Frame handlers
9 Nb Interface User Plane (CN-CN) of a SIP-I-based CS Core Network (NboIP) Word‑p. 22
9.1 General
9.2 Frame Structure
9.2.0 General
9.2.1 Initialisation
9.2.2 Time Alignment Procedure
9.2.3 SID Frame Generation
9.2.4 Rate and Mode Control and CMR-Only frames
9.3 RTP Packing for EVS on Nb for SIP-I
10 Mb Interface User Plane Word‑p. 23
10.1 Overview
10.2 RTP packing on the Mb Interface
10.3 Rate and mode control for EVS on Mb Word‑p. 24
11 Interworking between MGW Terminations
11.1 Interworking between different EVS Configurations
11.1.0 General
11.1.1 Interworking between EVS Bottom Up Configurations Word‑p. 25
11.1.2 Interworking between Single Band Configurations
11.1.3 Interworking between Bottom Up and Single Band Configurations Word‑p. 26
11.1.4 Interworking between Bottom Up and Non-Bottom Up Configurations
11.2 Handling of Speech and SID payload
11.2.1 Handling of Speech and SID payload during the call
11.2.1.1 Repacking between Iu and Nb (BICC)
11.2.1.2 Repacking between Iu and Nb (SIP-I)
11.2.1.2.1 General
11.2.1.2.2 Repacking from Iu to Nb (SIP-I) Word‑p. 27
11.2.1.2.3 Repacking from Nb (SIP-I) to Iu
11.2.1.3 Repacking between Nb (BICC) and Mb
11.2.2 Handling of Speech and SID payload at call setup
11.3 Filtering and Modification of EVS-CMR by the MGW
11.3.0 General
11.3.1 Maximum Mode Control for EVS in general Word‑p. 28
11.3.2 Maximum Mode Control for the EVS Channel Aware mode
11.3.3 Maximum Mode Control for the EVS Variable Bit Rate mode
11.3.4 Maximum Mode Control for Handover
11.4 Interworking between Nb and Mb Word‑p. 29
11.4.1 Interworking for EVS Rate Control
11.4.1.1 General
11.4.1.2 RTP on Mb contains one Speech or one SID frame
11.4.1.3 RTP on Mb contains N Speech or SID frames Word‑p. 30
11.4.2 Interworking for Discontinuous Transmission
11.5 Interworking between EVS and AMR-WB
11.6 Interworking for the EVS Channel Aware Mode Word‑p. 31
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