Hearing evaluation and configuration of a hearing assistance-device

• US 10,595,135 B2
• Filed: 04/15/2019
• Issued: 03/17/2020
• Est. Priority Date: 04/13/2018
• Status: Active Grant

• Current Assignee: Concha, Inc.
• Original Assignee: Concha, Inc.
• Inventors: Li, Amy, Sorg, Matthew, Northway, David
• Primary Examiner(s): Nguyen, Sean H
• Application Number:
  US16/383,666
• Publication Number:
  US 20190356989A1
• Time in Patent Office: 337 Days
• Field of Search: 381314
• CPC Class Codes: A61B 1/227 for ears, i.e. otoscopes
• CPC Class Codes: A61B 5/121 evaluating hearing capacity
• CPC Class Codes: A61B 5/123 subjective methods
• CPC Class Codes: A61B 5/4005 for evaluating the sensory system A61B5/12, A61B5/4058 take precedence
• CPC Class Codes: H04R 2225/41 Detection or adaptation of hearing aid parameters or programs to listening situation, e.g. pub, forest
• CPC Class Codes: H04R 2225/43 Signal processing in hearing aids to enhance the speech intelligibility
• CPC Class Codes: H04R 25/50 Customised settings for obtaining desired overall acoustical characteristics
• CPC Class Codes: H04R 25/554 using a wireless connection, e.g. between microphone and amplifier or using Tcoils
• CPC Class Codes: H04R 25/70 Adaptation of deaf aid to hearing loss, e.g. initial electronic fitting

Abstract

A method for evaluating hearing of a user comprising: generating a baseline hearing profile for the user comprising a set of gain values based on a volume setting, each gain value in the set of gain values corresponding to a frequency band in a set of frequency bands; accessing a soundbite comprising a phrase characterized by a frequency spectrum predominantly within one frequency band; playing the soundbite amplified by a first gain in the frequency band; playing the soundbite amplified by a second gain in the frequency band; receiving a preference input representing a preference of the user from amongst the soundbite amplified by the first gain and the soundbite amplified by the second; and modifying a gain value, corresponding to the frequency band, in the baseline hearing profile based on the preference input to generate a refined hearing profile compensating for hearing deficiency of the user.

Claims

1. A method for evaluating hearing of a user comprising:

generating a baseline hearing profile for the user comprising a set of gain values based on a first volume setting, each gain value in the set of gain values corresponding to a frequency band in a set of frequency bands spanning a human-audible frequency range;

accessing a first soundbite comprising a first spoken phrase characterized by a first frequency spectrum predominantly within a first frequency band in the set of frequency bands;

playing the first soundbite amplified by a first gain in the first frequency band;

playing the first soundbite amplified by a second gain in the first frequency band different from the first gain;

receiving a first preference input representing a preference of the user from amongst the first soundbite amplified by the first gain in the first frequency band and the first soundbite amplified by the second gain in the first frequency band; and

modifying a first gain value, corresponding to the first frequency band, in the baseline hearing profile based on the first preference input to generate a first refined hearing profile compensating for hearing deficiency of the user.

2. The method of claim 1 further comprising uploading, to a hearing assistance device the first refined hearing profile.

3. The method of claim 2 further comprising:

at a first time and in response to receiving a confirmation of activation of the first refined hearing profile from the hearing assistance device, playing the second soundbite;

uploading a second refined hearing profile to the hearing assistance device, the second refined hearing profile comprising a second set of gain values, each gain value in the second set of gain values corresponding to a frequency band in the set of frequency bands and characterized by a second gain value in the second set of gain values corresponding to the first frequency band;

at a second time succeeding the first time and in response to receiving a confirmation of activation of the second refined hearing profile from the hearing assistance device, replaying the second soundbite;

in response to receiving a second preference input representing a preference of the user for the second refined hearing profile, selecting the second refined hearing profile; and

prompting the hearing assistance device to set the second refined hearing profile as an active hearing profile for the hearing assistance device.

4. The method of claim 1 further comprising, in response to the first refined hearing profile deviating from a nominal hearing profile greater than a threshold deviation, prompting the user to obtain a hearing assistance device.

5. The method of claim 1:

further comprising receiving the first volume setting, the first volume setting representing a minimum understandable volume at which the user can understand speech in a first exploratory soundbite, the first exploratory soundbite characterized by a first frequency; and

wherein generating the baseline hearing profile for the user further comprises generating the baseline hearing profile based on the first volume setting and a hearing profile model.

6. The method of claim 5, wherein receiving the first volume setting further comprises:

playing the first exploratory soundbite at an initial volume;

prompting the user to adjust the volume from the initial volume to the minimum understandable volume to the user; and

recording the minimum understandable volume to the user as the first volume setting.

7. The method of claim 5, further comprising:

receiving a second volume setting, the second volume setting representing a minimum understandable volume to the user of a second exploratory soundbite, the second exploratory soundbite characterized by a second frequency; and

wherein generating the baseline hearing profile for the user further comprises generating the baseline hearing profile based on the first volume setting, the second volume setting, and the hearing profile model.

8. The method of claim 1:

further comprising accessing demographic data of the user comprising at least one of;

an age of the user;

a sex of the user; and

an occupation of the user;

wherein generating the baseline hearing profile for the user further comprises generating the baseline hearing profile based on the demographic data and the hearing profile model.

9. The method of claim 8, further comprising selecting the first frequency band in the set of frequency bands based on the demographic data.

10. The method of claim 1, wherein accessing the first soundbite further comprises accessing the first soundbite comprising the first spoken phrase characterized by a spectral density within the first frequency band exceeding a threshold spectral density.

11. The method of claim 1, wherein accessing the first soundbite further comprises accessing the first soundbite comprising the first spoken phrase and broadband noise approximating typical environmental noise conditions.

12. The method of claim 1, wherein modifying the first gain value, corresponding to the first frequency band, in the baseline hearing profile further comprises:

based on the first preference input representing a preference of the user for the first soundbite amplified by the second gain in the first frequency band;

playing the first soundbite amplified by a third gain in the first frequency band different from the first gain and the second gain; and

playing the first soundbite amplified by a fourth gain in the first frequency band different from the first gain, the second gain, and the third gain;

receiving a second preference input representing the user'"'"'s preference from amongst the first soundbite amplified by the third gain in the first frequency band and the first soundbite amplified by the fourth gain in the first frequency band; and

modifying the first gain value corresponding to the first frequency band of the baseline hearing profile for the user based on the second preference input to generate the first refined hearing profile.

13. The method of claim 1:

wherein accessing the first soundbite further comprises accessing the first soundbite comprising the first spoken phrase characterized by the first frequency spectrum and narrated by a first narrator; and

further comprising;

accessing a second soundbite comprising a second spoken phrase characterized by a second frequency spectrum predominantly within a second frequency band in the set of frequency bands different from the first frequency band and narrated by a second narrator;

playing a second soundbite amplified by a third gain in the second frequency band;

playing the second soundbite amplified by a fourth gain in the second frequency band, the fourth gain different from the third gain;

receiving a second preference input representing a preference of the user from amongst the second soundbite amplified by the third gain in the second frequency band and the second soundbite amplified by the fourth gain in the second frequency band; and

modifying a second gain value corresponding to the second frequency band of the first refined hearing profile based on the second preference input to generate a second refined hearing profile for the user.

14. The method of claim 1:

wherein accessing the first soundbite further comprises accessing the first soundbite comprising the first spoken phrase further comprising a first word characterized by the first frequency spectrum; and

further comprising;

accessing a second soundbite comprising a second spoken phrase further comprising a second word characterized by a second frequency spectrum predominantly within a second frequency band in the set of frequency bands different from the first frequency band;

playing the second soundbite amplified by a fourth gain in the second frequency band different from the third gain;

receiving a second preference input representing a preference of the user from amongst the second soundbite amplified by the third gain in the second frequency band and the second soundbite amplified by the fourth gain in the second frequency band; and

modifying a second gain value corresponding to the second frequency band of the first refined hearing profile for the user based on the second preference input to generate a second refined hearing profile.

15. The method of claim 1, further comprising:

generating the first soundbite by attenuating a first subset of the set of frequency bands of an initial soundbite, the first subset not including the first frequency band;

generating a second soundbite by attenuating a second subset of the set of frequency bands of the initial soundbite, the second subset not including a second frequency band different from the first frequency band;

playing the second soundbite amplified by a third gain in the second frequency band, the second soundbite comprising a second auditory phrase characterized by a second frequency spectrum predominantly within the second frequency band;

playing the second soundbite amplified by a fourth gain in the second frequency band, the fourth gain different from the third gain;

receiving a second preference input representing a preference of the user from amongst the second soundbite amplified by the third gain in the second frequency band and the second soundbite amplified by the fourth gain in the second frequency band; and

modifying the second frequency band of the first refined hearing profile for the user based on the second preference input to generate a second refined hearing profile.

16. The method of claim 1, further comprising:

selecting a second frequency band adjacent to the first frequency band in the set of frequency bands, the second frequency band characterized by a center frequency different than a center frequency of the first frequency band;

playing a second soundbite amplified by a third gain in the second frequency band, the second soundbite comprising a second auditory phrase characterized by a second frequency spectrum predominantly within the second frequency band;

playing the second soundbite amplified by a fourth gain in the second frequency band, the fourth gain different from the third gain;

receiving a second preference input representing a preference of the user from amongst the second soundbite amplified by the third gain in the second frequency band and the second soundbite amplified by the fourth gain in the second frequency band; and

modifying a second gain value corresponding to the second frequency band of the first refined hearing profile based on the second preference input to generate a second refined hearing profile for the user.

17. The method of claim 16, wherein selecting the second frequency band adjacent to the first frequency band in the set of frequency bands further comprises selecting the second frequency band based on a difference between the first gain value corresponding to the first frequency band in the first refined hearing profile and a third gain value corresponding to a third frequency band in the first refined hearing profile, the third frequency band adjacent to the second frequency band and not adjacent to the first frequency band.

18. The method of claim 1 further comprising:

initiating a phone call for the user, the phone call amplified according to the first refined hearing profile;

receiving feedback from the user describing the clarity of the phone call;

amplifying the phone call according to a second refined hearing profile characterized by a second gain value corresponding to the first frequency band;

receiving a second preference input representing a preference of the user for the second refined hearing profile;

uploading the second refined hearing profile to a hearing assistance device.

19. The method of claim 1:

wherein;

generating the baseline hearing profile for the user further comprises generating the baseline hearing profile for the user comprising the set of gain values corresponding to a first volume level and a second set of gain values corresponding to a second volume level greater than the first volume level, each gain value in the second set of gain values corresponding to a frequency band in the set of frequency bands;

playing the first soundbite amplified by the first gain further comprises playing the first soundbite amplified by the first gain in the first frequency band at a first volume; and

playing the first soundbite amplified by the second gain in the first frequency band further comprises playing the first soundbite amplified by the second gain in the first frequency band at the first volume; and

further comprising;

playing the first soundbite amplified by the first gain in the first frequency band at a second volume; and

playing the first soundbite amplified by the second gain in the first frequency band at the second volume; and

receiving a second preference input representing a preference of the user from amongst the first soundbite amplified by the first gain in the first frequency band at the second volume and the first soundbite amplified by the second gain in the first frequency band at the second volume; and

modifying a first gain value in the second set of gain values corresponding to the first frequency band of the first refined hearing profile for the user based on the second preference input to generate a second refined hearing profile.

20. A method for adjusting a hearing assistance device comprising:

accessing a first hearing profile for a user comprising a first set of gain values, each gain value in the first set of gain values corresponding to a frequency band in a set of frequency bands spanning human audible range and characterized by a first gain value in the first set of gain values corresponding to a first frequency band;

uploading the first hearing profile to the hearing assistance device of the user;

at a first time and in response to receiving a confirmation of activation of the first hearing profile from the hearing assistance device, playing a first soundbite comprising a first spoken phrase characterized by a first frequency spectrum predominantly within the first frequency band;

accessing a second hearing profile for the user comprising a second set of gain values, each gain value in the second set of gain values corresponding to a frequency band in the set of frequency bands and characterized by a second gain value in the second set of gain values corresponding to a first frequency band;

uploading the second hearing profile to the hearing assistance device;

at a second time succeeding the first time and in response to receiving a confirmation of activation of the second hearing profile from the hearing assistance device, replaying the first soundbite;

in response to receiving a first preference input representing a preference of the user for the second hearing profile, selecting the second hearing profile; and

prompting the hearing assistance device to set the second hearing profile as an active hearing profile for the hearing assistance device.