Tech-
invite
3GPP
space
IETF
space
21
22
23
24
25
26
27
28
29
31
32
33
34
35
36
37
38
4‑5x
Content for
TS 26.194
Word version: 18.0.0
1…
2…
2
Normative References
3
Technical Description
3.1
Definitions, symbols and abbreviations
3.2
General
3.3
Functional description
4
Computational details
$
Change history
2
Normative References
p. 5
3
Technical Description
p. 5
3.1
Definitions, symbols and abbreviations
p. 5
3.1.1
Definitions
p. 5
3.1.2
Symbols
p. 5
3.1.2.1
Variables
p. 5
3.1.2.2
Constants
p. 6
3.1.2.3
Functions
p. 7
3.1.3
Abbreviations
p. 8
3.2
General
p. 8
3.3
Functional description
p. 8
3.3.1
Filter bank and computation of sub-band levels
p. 9
3.3.2
Tone detection
p. 10
3.3.3
VAD decision
p. 11
3.3.3.1
Hangover addition
p. 12
3.3.3.2
Background noise estimation
p. 13
3.3.3.3
Speech level estimation
p. 14
4
Computational details
p. 14
$
Change history
p. 15