CN112869735A - Hearing aid hearing test system with environmental adaptability and test method - Google Patents
Hearing aid hearing test system with environmental adaptability and test method Download PDFInfo
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- CN112869735A CN112869735A CN202110038839.4A CN202110038839A CN112869735A CN 112869735 A CN112869735 A CN 112869735A CN 202110038839 A CN202110038839 A CN 202110038839A CN 112869735 A CN112869735 A CN 112869735A
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- 238000012074 hearing test Methods 0.000 title claims abstract description 59
- 230000007613 environmental effect Effects 0.000 title claims abstract description 15
- 238000010998 test method Methods 0.000 title description 2
- 238000012360 testing method Methods 0.000 claims abstract description 35
- 238000013507 mapping Methods 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000003993 interaction Effects 0.000 claims description 6
- 206010011878 Deafness Diseases 0.000 claims description 5
- 230000010370 hearing loss Effects 0.000 claims description 5
- 231100000888 hearing loss Toxicity 0.000 claims description 5
- 208000016354 hearing loss disease Diseases 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 3
- 238000012937 correction Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 238000005034 decoration Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/12—Audiometering
- A61B5/121—Audiometering evaluating hearing capacity
- A61B5/123—Audiometering evaluating hearing capacity subjective methods
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
- G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
- H04R25/30—Monitoring or testing of hearing aids, e.g. functioning, settings, battery power
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
- H04R2225/39—Aspects relating to automatic logging of sound environment parameters and the performance of the hearing aid during use, e.g. histogram logging, or of user selected programs or settings in the hearing aid, e.g. usage logging
Abstract
The invention discloses a hearing test system and a hearing test method of a hearing aid with environmental adaptability. Before testing, an application program opens an intelligent terminal microphone to collect surrounding environment sound and record the noise intensity of the current environment, and meanwhile, according to an identification algorithm carried by the application program, the sound field environment parameters corresponding to the current environment are calculated; and the user finishes the whole hearing test process according to the prompt of the application program, the test data is recorded in the terminal, and the terminal corrects the audiometric result according to the previously determined noise intensity and the corresponding sound field environment and the written mapping relation formula to obtain the real hearing threshold result of the user, and the real hearing threshold result is displayed in the form of a hearing graph. The invention has better environmental adaptability and accuracy.
Description
Technical Field
The invention relates to the technical field of hearing tests, in particular to a hearing test system and a hearing test method of a hearing aid with environmental adaptability.
Background
Wearing a hearing aid for hearing correction and hearing compensation is one of the most widely accepted and effective means for hearing health professionals, hearing loss patients are required to complete hearing tests in a soundproof room of a hospital when performing hearing tests, but test results in a quiet environment do not accord with the sound field environment of the patients in most of time, noise is not taken into consideration in the hearing tests, and the results of hearing threshold show that the hearing aid cannot have the best experience in the actual living environment.
The current hearing test mode is except that the traditional sound-proof room tests, along with the development of the technology, novel hearing test methods also continuously appear, such as with the help of intelligent wearable equipment or intelligent terminal as the novel hearing test mode of the people-APP-hearing aid of signal processing core, the patient takes place to carry out the hearing test through the man-machine interface control hearing aid on the intelligent terminal, but these novel hearing test modes also need to be gone on under quiet environment, still have certain not enough to the adaptability of environment.
Disclosure of Invention
The invention aims to provide a hearing test system and a hearing test method for a hearing aid with environmental adaptability, aiming at the technical defects in the prior art, by analyzing and processing sound field environment information collected by an intelligent mobile terminal, the final hearing test result of a user is subjected to corresponding threshold correction, so that the audiometric result almost consistent with the audiometric result carried out in a quiet environment is obtained, and the actual living environment of the user is better met.
The technical scheme adopted for realizing the purpose of the invention is as follows:
a hearing test system of a hearing aid with environmental adaptability comprises a smart mobile terminal, wherein the smart mobile terminal is provided with an application program, the application program can be wirelessly connected with the hearing aid, and can realize that the required operation is wirelessly transmitted and written into the configuration of the hearing aid through a human-computer interaction interface, so that the smart mobile terminal and the hearing aid interact to realize the test of the hearing aid:
the hearing test of the hearing aid is realized by the following steps:
before testing, the application program opens an intelligent terminal microphone to collect surrounding environment sound and record the noise intensity of the current environment, and simultaneously, the sound field environment parameters corresponding to the current environment are calculated according to the identification algorithm carried by the application program;
and the intelligent mobile terminal corrects the audiometric result according to the written mapping relation formula according to the previously determined noise intensity and the corresponding sound field environment to obtain the real threshold result of the user, and the real threshold result is displayed in the form of audiogram.
Wherein the application program comprises:
the control sound production module is used for connecting pure sound with specific frequency to be produced with the hearing aid through an application program and controlling the pure sound to be directly produced through the hearing aid so as to carry out hearing test;
the human-computer interaction module is used for feeding back the hearing test and recording the test data of the user in the intelligent mobile terminal;
and the data processing module is used for analyzing the recorded user data, calculating an actual real hearing threshold result according to the written mapping relation formula and displaying the actual real hearing threshold result in the form of an audiogram.
The statistical fitting formula is analyzed and solved through actual test data obtained in a simulated sound field environment laboratory through a fitting formula tool of MATLAB software, and the mapping relation from a certain sound field environment to a hearing threshold of a quiet or sound-proof room environment is obtained.
In a sound field environment laboratory, noise tests are sequentially carried out from 40dB to 90dB, different hearing loss patients are subjected to hearing threshold tests, and hearing threshold data under different noise intensity backgrounds are counted and collected to obtain corresponding actual test data.
According to the sound field environment parameters obtained when the user performs the hearing test, different mapping relation formulas are called, the actual hearing threshold test result is corrected in the audiogram, and the hearing threshold value consistent with the standard hearing threshold test result is obtained.
The invention also aims to provide a hearing test method of a hearing aid with environmental adaptability, which comprises the following steps:
before testing, an application program installed in the intelligent mobile terminal opens an intelligent terminal microphone to collect surrounding environment sound and record the noise intensity of the current environment, and meanwhile, sound field environment parameters corresponding to the current environment are calculated according to an identification algorithm carried by the application program;
and the intelligent mobile terminal corrects the audiometric result according to the written mapping relation formula according to the previously determined noise intensity and the corresponding sound field environment to obtain the real threshold result of the user, and the real threshold result is displayed in the form of audiogram.
The hearing aid hearing test system with environmental adaptability provided by the invention can utilize the environmental sound data collected by an intelligent mobile terminal, such as an intelligent terminal microphone, as reference to correct the hearing threshold result of the hearing test under the environment, has better environmental adaptability and accuracy, and can obtain a better hearing test result.
According to the data obtained by collection, the corresponding mapping relation is solved through a fitting formula tool carried by the MATLAB, the parameters of the formula are recorded, and the real hearing threshold of the hearing loss patient is reversely verified, so that the reliability is improved.
Drawings
FIG. 1 is a schematic illustration of an audiogram correction provided by the present invention;
fig. 2 is a flow chart of a hearing test based on a smart mobile terminal (e.g., a mobile phone).
Detailed Description
The invention is described in further detail below with reference to the figures and specific examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The object of the present invention is to solve two problems:
one is manual operation, namely, the hearing test can be automatically completed without the guidance of professional hearing experts, so that a user can automatically complete the whole set of hearing test according to the guidance of APP and obtain accurate audiogram results which are the same as those of the professional hearing test;
and the other is environment removing, so that a user is not limited to a quiet or sound-proof room environment any more, a hearing test can be carried out in any living environment, and the hearing test result can be corrected according to a corresponding mapping relation formula to obtain an audiogram result which is more accurate and closer to the actual living environment.
Referring to fig. 2, a hearing test system of a hearing aid with environmental adaptability includes a smart mobile terminal, where the smart mobile terminal is installed with an application program, the application program can implement wireless connection with the hearing aid, and can implement wireless transmission of operations to be performed into a configuration of the hearing aid through a human-computer interaction interface, so that the smart mobile terminal interacts with the hearing aid, thereby implementing a test of the hearing aid:
the hearing test of the hearing aid is realized by the following steps:
before testing, the application program opens an intelligent terminal microphone to collect surrounding environment sound and record the noise intensity of the current environment, and simultaneously, the sound field environment parameters corresponding to the current environment are calculated according to the identification algorithm carried by the application program;
and the intelligent mobile terminal corrects the audiometric result according to the written mapping relation formula according to the previously determined noise intensity and the corresponding sound field environment to obtain the real threshold result of the user, and the real threshold result is displayed in the form of audiogram.
According to the sound field environment parameters obtained when the user performs the hearing test, different mapping relation formulas are called, the actual hearing threshold test result is corrected in the audiogram, and the hearing threshold value consistent with the standard hearing threshold test result is obtained.
Wherein the application program APP comprises:
the control sound production module is used for connecting pure sound with specific frequency to be produced with the hearing aid through an application program and controlling the pure sound to be directly produced through the hearing aid so as to carry out hearing test;
the human-computer interaction module is used for feeding back the hearing test and recording the test data of the user in the intelligent mobile terminal;
and the data processing module is used for analyzing the recorded user data, calculating an actual real hearing threshold result according to the written mapping relation formula and displaying the actual real hearing threshold result in the form of an audiogram.
The method comprises the steps of obtaining actual test data in a simulated sound field environment laboratory, analyzing and solving a statistical fitting formula through a fitting formula tool of MATLAB software, obtaining a mapping relation from a certain sound field environment to a hearing threshold between quiet or sound insulation room environments, and writing the mapping relation into an application program APP. Therefore, the application program APP for hearing test is designed, wireless, such as Bluetooth, interconnection with the hearing aid is realized, the mapping relation existing in the application program APP can be called to carry out the hearing test provided by the invention, and the hearing threshold is corrected according to different sound field environments, so that the audiogram data of the user is obtained.
In a sound field environment laboratory, noise tests are sequentially carried out from 40dB to 90dB, different hearing loss patients are subjected to hearing threshold tests, and hearing threshold data under different noise intensity backgrounds are counted and collected to obtain corresponding actual test data.
The whole hearing test system has better portability, higher test efficiency and adaptability, is easy to realize in intelligent mobile equipment on hardware, and has low calculation complexity.
The invention also aims to provide a hearing test method of a hearing aid with environmental adaptability, which comprises the following steps:
before testing, an application program installed in the intelligent mobile terminal opens an intelligent terminal microphone to collect surrounding environment sound and record the noise intensity of the current environment, and meanwhile, sound field environment parameters corresponding to the current environment are calculated according to an identification algorithm carried by the application program;
and the intelligent mobile terminal corrects the audiometric result according to the written mapping relation formula according to the previously determined noise intensity and the corresponding sound field environment to obtain the real threshold result of the user, and the real threshold result is displayed in the form of audiogram.
The invention relates to a hearing test system of a hearing aid running on an intelligent terminal platform, wherein a user can complete hearing test according to the step prompt of the system, and the specific steps are described in detail as follows:
the method comprises the following steps: a preparation stage:
adjusting a hearing aid with a Bluetooth function to a starting state, simultaneously preparing an intelligent terminal capable of running APP software matched with the system, and starting the Bluetooth function and the positioning function in the intelligent terminal for connecting and searching the hearing aid;
step two: and (3) pairing connection stage:
if the hearing aid is connected before, the binding state of the APP needs to be cleared before use, and specifically, the hearing aid is pressed for a long time to connect a button; if the hearing aid is not connected, the hearing aid is adjusted to be in a Bluetooth pairing state, a hearing aid search key is clicked in a matched APP until a corresponding hearing aid model appears in a connection list, the model is clicked for pairing, the pairing process is about 15 seconds (about 30 seconds are needed for first connection), after the pairing is successful, connection is displayed in the APP, and the current system state (the model, the electric quantity, the system volume and the like) of the hearing aid can be displayed;
step three: and (3) environment identification:
before hearing test is carried out, the APP prompts that the authority of calling the intelligent terminal microphone needs to be obtained, the intelligent terminal microphone starts to collect the sound of the surrounding environment after the authority is given, the noise intensity of the current environment is recorded, meanwhile, according to the identification algorithm carried by the APP, a sound field environment model or parameters corresponding to the current environment are calculated, compared with local data and used for subsequent parameter correction;
step four: a hearing test stage:
after the steps are finished, the hearing test of the user is started, the user can finish the whole hearing test process according to the prompt in the APP, data can be recorded in the intelligent terminal locally, and meanwhile, the audiometric result is corrected according to the noise intensity judged before and the corresponding sound field environment, so that the real hearing threshold result of the user is obtained and displayed in the form of an audiogram.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The hearing test system with the environment adaptability for the hearing aid is characterized by comprising an intelligent mobile terminal, wherein the intelligent mobile terminal is provided with an application program, the application program can be wirelessly connected with the hearing aid, and can realize that the required operation is wirelessly transmitted and written into the configuration of the hearing aid through a human-computer interaction interface, so that the intelligent mobile terminal interacts with the hearing aid, and the test of the hearing aid is realized:
the hearing test of the hearing aid is realized by the following steps:
before testing, the application program opens an intelligent terminal microphone to collect surrounding environment sound and record the noise intensity of the current environment, and simultaneously, the sound field environment parameters corresponding to the current environment are calculated according to the identification algorithm carried by the application program;
and the intelligent mobile terminal corrects the audiometric result according to the written mapping relation formula according to the previously determined noise intensity and the corresponding sound field environment to obtain the real threshold result of the user, and the real threshold result is displayed in the form of audiogram.
2. The hearing test system according to claim 1, wherein the application program comprises:
the control sound production module is used for connecting pure sound with specific frequency to be produced with the hearing aid through an application program and controlling the pure sound to be directly produced through the hearing aid so as to carry out hearing test;
the human-computer interaction module is used for feeding back the hearing test and recording the test data of the user in the intelligent mobile terminal;
and the data processing module is used for analyzing the recorded user data, calculating an actual real hearing threshold result according to the written mapping relation formula and displaying the actual real hearing threshold result in the form of an audiogram.
3. The hearing test system of the hearing aid according to claim 1, wherein a statistical fitting formula is obtained by analyzing actual test data obtained in a laboratory simulating a built sound field environment through a fitting formula tool of MATLAB software, so as to obtain a mapping relation from a certain sound field environment to a hearing threshold of a quiet or soundproof room environment.
4. The hearing test system of the hearing aid according to claim 1, wherein in a sound field environment laboratory, noise tests are sequentially performed from 40dB to 90dB, different hearing loss patients are subjected to hearing threshold tests, and hearing threshold data under different noise intensity backgrounds are counted and collected to obtain corresponding actual test data.
5. The hearing test system of a hearing aid with environmental adaptability according to claim 1, wherein different mapping relation formulas are invoked according to the sound field environment parameters obtained when the user performs the hearing test, and the actual hearing threshold test result is corrected in the audiogram to obtain the hearing threshold value consistent with the standard hearing threshold test result.
6. A hearing test method for a hearing aid with environmental compatibility, comprising the steps of:
before testing, an application program installed in the intelligent mobile terminal opens an intelligent terminal microphone to collect surrounding environment sound and record the noise intensity of the current environment, and meanwhile, sound field environment parameters corresponding to the current environment are calculated according to an identification algorithm carried by the application program;
and the intelligent mobile terminal corrects the audiometric result according to the written mapping relation formula according to the previously determined noise intensity and the corresponding sound field environment to obtain the real threshold result of the user, and the real threshold result is displayed in the form of audiogram.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110038839.4A CN112869735A (en) | 2021-01-12 | 2021-01-12 | Hearing aid hearing test system with environmental adaptability and test method |
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| CN202110038839.4A CN112869735A (en) | 2021-01-12 | 2021-01-12 | Hearing aid hearing test system with environmental adaptability and test method |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114125680A (en) * | 2021-12-18 | 2022-03-01 | 清华大学 | Variable environment-oriented hearing aid fitting system |
| CN114271818A (en) * | 2021-12-22 | 2022-04-05 | 中国人民解放军海军特色医学中心 | Hearing talent training system, method, storage medium and electronic device |
| CN117041847A (en) * | 2023-09-29 | 2023-11-10 | 舒耳美(张家港)高科技有限公司 | Adaptive microphone matching method and system for hearing aid |
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Application publication date: 20210601 |