Patent ID: 7634094

Claim:
A method of measuring audio response of a real ear using a microphone of a hearing aid of an end user, comprising the following steps in a first sequence: (a) providing a sound tight connection between the microphone and a first end of a flexible sound guiding tube, (b) disabling any further microphones in the hearing aid, (c) placing a second end of the sound guiding tube at a location wherefrom sound is to be captured, (d) providing an audio sound signal at the area of the second end of the tube and recording sound guided through the tube to the microphone of the hearing aid, (e) analyzing the recorded sounds to retrieve sound level values, wherein the first sequence of steps (a)-(d) are repeated in a second sequence, wherein during the first sequence of steps (a)-(d), the second end of the tube is placed near an inlet of the microphone, this being a reference point, wherein the second end of the tube is placed near a tympanic membrane during the second sequence of steps (a)-(d), and wherein the ear canal is otherwise left open, and wherein further the audio sound signal provided during both the first and second sequence of steps (a)-(d) from a source outside the hearing aid.