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 46.042
Word version: 16.0.0
1…
5…
5
Functional description
5.1
Overview and principles of operation
5.2
Algorithm description
6
Computational description overview
6.1
VAD modules
6.2
Pseudo-floating point arithmetic
A
VAD performance
B
Simplified block filtering operation
C
Pole frequency calculation
$
Change History
5
Functional description
5.1
Overview and principles of operation
Word‑p. 8
5.2
Algorithm description
5.2.1
Adaptive filtering and energy computation
Word‑p. 9
5.2.2
ACF averaging
5.2.3
Predictor values computation
Word‑p. 10
5.2.4
Spectral comparison
5.2.5
Information tone detection
Word‑p. 11
5.2.6
Threshold adaptation
5.2.7
VAD decision
Word‑p. 14
5.2.8
VAD hangover addition
5.2.9
Periodicity detection
6
Computational description overview
Word‑p. 15
6.1
VAD modules
6.2
Pseudo-floating point arithmetic
A
VAD performance
Word‑p. 17
B
Simplified block filtering operation
Word‑p. 18
C
Pole frequency calculation
Word‑p. 19
$
Change History
Word‑p. 20