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Uni-KL/1
Hearing Aid Device - PAIHearing Aid Device - PAI
Example: classroom
Teacher
Traffic
Machine
Student
Traffic
Machine
Teacher
Power Spatial Spectrum
Uni-KL/2
Hearing Aid Device – PAI - SimulationHearing Aid Device – PAI - Simulation
Real voice.SNR = 40 dB.
Original Signal
Regular Prosthesis
PAIOmnidirecional Noise
“DIRECAO DE CHEGADA”
Uni-KL/3
Hearing Aid Device – PAI - SimulationHearing Aid Device – PAI - Simulation
SNR = 30 dB
PAI
Omnidirecional Noise
Regular Prosthesis
Uni-KL/4
Hearing Aid Device – PAI - SimulationHearing Aid Device – PAI - Simulation
SNR = 20 dB
PAI
Omnidirecional Noise
Regular Prosthesis
Uni-KL/5
Hearing Aid Device – PAI - SimulationHearing Aid Device – PAI - Simulation
SNR = 10 dB
PAI
Omnidirecional Noise
Regular Prosthesis
Uni-KL/6
Hearing Aid Device – PAI - SimulationHearing Aid Device – PAI - Simulation
SNR = 0 dB
PAI
Omnidirecional Noise
Regular Prosthesis
Uni-KL/7
Hearing Aid Device – PAI - SimulationHearing Aid Device – PAI - Simulation
SNR = -10 dB
PAI
Omnidirecional Noise
Regular Prosthesis
Uni-KL/8
Hearing Aid Device – PAI - SimulationHearing Aid Device – PAI - Simulation
SNR = -20 dB
PAI
Omnidirecional Noise
Regular Prosthesis
Uni-KL/9
Hearing Aid Device – PAIHearing Aid Device – PAI
µF0
µF1
µF2
µF3
µF4
µF5
µF6
µF7
Pré
Pré
Pré
Pré
Pré
Pré
Pré
Pré
Filter
Filter
Filter
Filter
Filter
Filter
Filter
Filter
A/D
A/D
A/D
A/D
A/D
A/D
A/D
A/D
DSP
D/A Filter
UserInterface