Table 1 Average input SNR values [dB] from mic. 1/mic. 2 for typical background noise conditions in a car.
From: Microphone Diversity Combining for In-Car Applications
SNR IN | 100 km/h | 140 km/h | defrost |
|---|---|---|---|
short speaker | 1.2/3.1 | −0.7/−0.5 | 1.7/1.3 |
tall speaker | 1.9/10.8 | −0.1/7.2 | 2.4/9.0 |