directional microphone technology - Phonak

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14 Less wind noise Wind noise detection Wind noise detection Streaming The signal is filtered and mixed by the receiving hearing instrument FM Classroom February 2013
• Directional microphones have proven benefits (3-5 dB improvement in SNR) • BUT, microphone location is still at the ear level • Higher SNR‟s can be obtained by moving the microphone closer to the signal of interest
Page 1 and 2: Peter Stelmacovich FM Classroom and
Page 3 and 4: SNR in typical Listening situations
Page 5 and 6: FM Classroom February 2013
Page 7 and 8: Pediatric_A_GB without dNC with dNC
Page 9 and 10: • Improvements in SNR for directi
Page 13: 13 -35° 0° 35° - 60° 60° -90°
Page 17 and 18: • By moving a microphone from the
Page 19 and 20: 19 • Wireless, omnidirectional mi
Page 21 and 22: • Wear it at the correct location
Page 23 and 24: • To achieve an improvement in SN
Page 25 and 26: • Dynamic FM is different than fi
Page 27 and 28: • Ambient noise levels are estima
Page 31 and 32: 1. Children with hearing loss that
Page 33 and 34: • LiSN-S PGA is a brand new diagn
Page 35 and 36: Run the test Professional clicks
Page 37 and 38: LiSN-S PGA‟s results mention clea
Page 39 and 40: X Even with amplification, the pati
Page 41 and 42: X FM Classroom February 2013 Even w

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