Voice Nr Enhancement - Asus ZenFone 3 Product Manual

Voice Noise Reduction
SNRI Measured Result (dB) ZenFone 3 series demonstrated excellent speech quality during calls
in the following noisy environments.
Noise Type
Pub
Road
Xroad
Train
Noise Reduction SNRI
Car 130Km/h
Cafecounter
Mensa
Callcenter
˙Signal-to-noise ratio improvement (SNRI): a test value measured during speech activity.
Noise Reduction (NR) Performance Comparison
˙iPhone 6s Plus experienced distorted speech caused by
ambient noises during phone calls in noisy environments.
˙ZenFone 3 series delivers better voice quality in noisy
environments.
62
( )
NR Enhancement
iPhone6S+ ZenFone 3 series
21.20 26.27
19.50 25.55
26.28 32.29
23.70 31.15
21.39 31.86
19.80 27.08
20.20 26.46
12.0 26.51
Original Ip6s+
3
2
1
0
-1
-2
Unproc
-3
05 10 15 t/s 25 30 35
0 51 01 5 t/s 25 30 35
ZF3
3 3
2 2
1
1
0
0
-1 -1
-2 -2
proc proc
-3 -3
05 10 15 t/s 25 30 35

VOICE NR ENHANCEMENT

63