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Content for  TR 26.980  Word version:  16.0.0

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2  References

3  Definitions and abbreviationsWord‑p. 9

4  Overview

5  Media Handling in Current 3GPP Conferencing

6  Use casesWord‑p. 12

6.1  Overview

6.2  Use case A: Transcoding Free Continuous Presence

6.3  Use case B: Screen SharingWord‑p. 14

6.4  Use Case C: Bandwidth HandlingWord‑p. 17

6.5  Use Case D: Active Speaker OverrideWord‑p. 21

6.6  Use Case E: Pausing Unused StreamsWord‑p. 23

6.6.1  Problem DescriptionWord‑p. 24

6.6.2  Proposed SolutionWord‑p. 25

6.7  Use Case F: Conference Rate Adaptation ConsiderationsWord‑p. 26

6.8  Use Case G: Multi-stream Audio Steering or PanningWord‑p. 29

6.9  Use Case H: De-jitter Buffer HandlingWord‑p. 30

6.10  Use Case I: Audio Spatialization based on head-trackingWord‑p. 31

6.11  Use Case J: Mixing at the Rendering Device - Media Handling, Distribution via Multi-UnicastWord‑p. 32

6.12  Use Case K: Mixing at the Rendering Device - Media Handling, Distribution via MulticastWord‑p. 35

6.13  Use Case L: Mixing at the Rendering Device - Media Handling, Distribution via Single Source Multi-UnicastWord‑p. 36

6.14  Use Case M: Provisioning of Talker IDWord‑p. 45

6.15  Use Case N: Mixing at the Rendering Device - Media Handling, Concurrent Codec Capabilities ExchangeWord‑p. 47

6.16  Use Case O: Media Distribution Without Conference Focus - Session Establishment Aspects

6.17  Use Case P: Codec Migration |R14|Word‑p. 60

7  ConclusionWord‑p. 64

A  SDP examples for Multi-stream Multiparty Conference Media HandlingWord‑p. 65

B  QoS for Multi-stream Multiparty Conference Media Handling |R14|Word‑p. 80

C  Technical Background |R14|Word‑p. 81

$  Change historyWord‑p. 84


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