CN106308812A - Portable hearing examination device - Google Patents
Portable hearing examination device Download PDFInfo
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- CN106308812A CN106308812A CN201510396110.9A CN201510396110A CN106308812A CN 106308812 A CN106308812 A CN 106308812A CN 201510396110 A CN201510396110 A CN 201510396110A CN 106308812 A CN106308812 A CN 106308812A
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- electronic installation
- earphone
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- audio signal
- test apparatus
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Abstract
The invention discloses a portable hearing examination device, which is arranged in an earphone and is electrically connected with an electronic device. The electronic device provides an audio signal, and comprises a microphone, an automobile noise eliminating module, a mixer and an output unit, wherein the microphone, the automatic noise eliminating module, the mixer and the output unit are arranged inside the earphone; external noise signals are received from the outside of the microphone, are converted into reverse phase sound wave signals with the same vibration amplitude as the noise signals but opposite phases to the noise signals through the automatic noise eliminating module, are output to the mixer, and are mixed with audio signals input by the electronic device to be conveyed onto the output unit. The reverse phase sound wave signals output unit by the output unit can be mutually counteracted with the outside noise signal; only the audio signals transmitted by the electronic device can be heard; the hearing detection can be performed through the audio signals.
Description
Technical field
The relevant a kind of hearing test apparatus of the present invention, a kind of portable hearing test apparatus detected voluntarily.
Background technology
Sound wave is former is to be present in air with invisible energy, after auricular concha is collected, after being transferred to external ear, through middle ear again to internal ear, finally reaches brain, and becomes the useful message being understood that.So, when there is pathological changes at any position of external ear, middle ear, internal ear acoustic nerve and brain auditory center, dysaudia all can be caused.When listening damage situation to occur, it is found that oneself often require that other people repeat just what someone said, particularly in more noisy environment.At home can be automatic by big to radio and TV tone, or think that others speaks and sound fuzzy little sound etc..After audition is continuous worsening, link up with people with greater need for paying huge energy.
Tradition is when detecting audition, it is indoor that detected person can enter into noiselessness, and put on earmuff in noiselessness chamber interior, the transmission line of this earmuff is plugged in a detecting instrument, operation detecting instrument is produced the sound at left ear or the auris dextra of earmuff by the tester that now noiselessness is outdoor, detected person, when left ear or auris dextra hear the sound, will press the button and be left ear or auris dextra hears the sound to represent, tester is the most normal to the audition judging detected person at the button pressed according to detected person.
Owing to the volume of above-mentioned ear auditory detecting instrument is excessive, must be mounted to hospital or relevant detection unit, detected person also must arrive hospital or relevant unit is detected, it is impossible to carries and goes out to detect other people, causes the convenience in use to be restricted.
Summary of the invention
The main object of the present invention, being that solving tradition is gone out to be limited by carrying, hearing test apparatus volume-diminished is installed in earphone and is connected with portable electronic equipment by the present invention, in order to user carries out using, and there is anti-noise function, it is not necessary to use under noiselessness environment.
There is in it is another object of the present invention to hearing test apparatus a touch-tone signal control module, to receive the audio signal of portable electronic equipment output, the parameter of the automatic noise cancellation module of hearing test apparatus can be set or adjust.
In order to achieve the above object, the invention provides a kind of portable hearing test apparatus, be installed in earphone and be electrically connected with electronic installation, this electronic installation provide an audio signal, including:
One mike, to be installed on inside this earphone；
One automatic noise cancellation module, to be installed on inside earphone, and is electrically connected with this mike；
One blender, to be installed on inside this earphone, and is electrically connected with this automatic noise cancellation module and this electronic installation；
One output unit, is installed on inside earphone, and is electrically connected with this blender；
Wherein, with the noise signal outside the reception of this mike, identical with this noise amplitude signal through the conversion of this automatic noise cancellation module, the contrary acoustic signals of opposite in phase exports to this blender, and the audio signal inputted with this electronic installation mixes and is sent on this output unit, export this contrary acoustic signals at this output unit to cancel out each other with the noise signal of this outside, only hear the audio signal transmitted by this electronic installation, and carry out Hearing esamination by this audio signal.
Further, wherein, this audio signal is 125HZ to 8KHZ.
Further, wherein, this output unit is loudspeaker.
Further, wherein, this electronic installation is portable electronic equipment.
Further, wherein, this portable electronic equipment is tablet PC, notebook computer or intelligent mobile phone.
The present invention also provides for a kind of portable type hearing test apparatus, is installed in earphone and is electrically connected with electronic installation, this electronic installation provides an audio signal, including:
One mike, to be installed on inside this earphone；
One automatic noise cancellation module, to be installed on inside earphone, and is electrically connected with this mike；
One blender, to be installed on inside this earphone, and is electrically connected with this automatic noise cancellation module and this electronic installation；
One output unit, to be installed on inside earphone, and is electrically connected with this blender；
One touch-tone signal control module, is installed on inside this earphone, and is electrically connected with this electronic installation and this automatic noise cancellation module；
Wherein, with the noise signal outside the reception of this mike, identical with this noise amplitude signal through the conversion of this automatic noise cancellation module, the contrary acoustic signals of opposite in phase exports to this blender, and the audio signal inputted with this electronic installation mixes and is sent on this output unit, export this contrary acoustic signals at this output unit to cancel out each other with the noise signal of this outside, only hear the audio signal transmitted by this electronic installation, and carry out Hearing esamination by this audio signal；When not detecting audition, this touch-tone signal control module receives the audio signal of electronic installation, and this automatic noise cancellation module is carried out parameter setting or adjustment.
Further, wherein, this audio signal is 125HZ to 8KHZ.
Further, wherein, this output unit is loudspeaker.
Further, wherein, this electronic installation is portable electronic equipment.
Further, wherein, this portable electronic equipment is tablet PC, notebook computer or intelligent mobile phone.
The present invention solves tradition and is gone out to be limited by carrying, hearing test apparatus volume-diminished is installed in earphone and is connected with portable electronic equipment, so that user carries out using, and there is anti-noise function, without using under noiselessness environment, there is in hearing test apparatus a touch-tone signal control module, to receive the audio signal of portable electronic equipment output, the parameter of the automatic noise cancellation module of hearing test apparatus can be set or adjust.
Accompanying drawing explanation
Fig. 1 is the circuit box schematic diagram of the portable hearing test apparatus of the first embodiment of the present invention.
Fig. 2 is that the hearing test apparatus of Fig. 1 is connected use view with electronic installation.
Fig. 3 is the circuit box schematic diagram of the portable hearing test apparatus of the second embodiment of the present invention.
In figure, earphone 10
Mike 1
Automatically noise cancellation module 2
Blender 3
Output unit 4
Touch-tone signal control module 5
Electronic installation 20.
Detailed description of the invention
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be better understood from the present invention and can be practiced, but illustrated embodiment is not as a limitation of the invention.
Hereby about the technical content and a detailed description of the present invention, now coordinate graphic being described as follows:
Refer to Fig. 1, the circuit box schematic diagram of the portable hearing test apparatus of the first embodiment of the present invention.As shown in the figure: the portable hearing test apparatus of the present invention, including a mike (microphone) 1, automatic noise cancellation module (automatic noise
Canceller module) 2, one blender (mixer) 3 and an output unit 4.
This mike 1, internal to be installed on this earphone 10, in order to receive the noise signal of outside, just the noise signal received is transmitted in this automatic noise cancellation module 2.
This automatic noise cancellation module 2, internal to be installed on earphone 10, and be electrically connected with this mike 1, to receive the external noise signal that mike 1 is exported, outside noise signal is converted into identical with external noise signals amplitude, the contrary acoustic signals output of opposite in phase.
This blender 3, internal to be installed on this earphone 10, and be electrically connected with this automatic noise cancellation module 2 and this electronic installation (not shown), output after the audio signal mixing of the detection that this blender 3 is inputted with the contrary acoustic signals receiving this automatic noise cancellation module 2 and being exported and this electronic installation.
This output unit 4, internal to be installed on earphone 10, and be electrically connected with this blender 3, to export the contrary acoustic signals mixed by this blender 3 and audio signal.In this is graphic, this output unit 4 is loudspeaker.
Referring to Fig. 1 and Fig. 2, the circuit box of portable hearing test apparatus of the first embodiment of the present invention and the hearing test apparatus of Fig. 1 are connected use view with electronic installation.nullAs shown in the figure: when detected person is when carrying out Hearing esamination，The input of this earphone 10 is plugged in this electronic installation (tablet PC、Notebook computer、Intelligent mobile phone) 20，And earphone 10 is worn on the head，The noise signal of outside is received at mike 1，And when sending noise signal to automatic noise cancellation module 2，Outside noise signal is converted into identical with outside noise amplitude signal by this automatic noise cancellation module 2，The contrary acoustic signals of opposite in phase exports to this blender 3，While contrary acoustic signals output to this blender 3，This electronic installation 20 also exports one and is sent on this output unit 4 by acoustic signals contrary with this mixing in the audio signal of 125HZ to 8KHZ to this blender 3，Now this contrary acoustic signals can be cancelled out each other with the noise signal of this outside，Detected person is allowed to can't hear the noise signal of outside，This detected person is made only to hear the audio signal 125HZ to 8KHZ transmitted by this electronic installation 20，And by this audio signal, detected person is carried out Hearing esamination.
Refer to Fig. 3, the circuit box schematic diagram of the portable hearing test apparatus of the second embodiment of the present invention.As shown in the figure: between electronic installation 20 and this automatic noise cancellation module 2, increase by a touch-tone signal control module (Dual-Tone
Multi-Frequency controller module) 5 be exactly regular phone dialing time produce dialing tone, parameter in automatic noise cancellation module 2 sets or adjusts, intend plus a touch-tone signal control module 5, the signal controlling automatic noise cancellation module 2 can be become by the audio signal of electronic installation 20 through suitable conversion.Such as: the value planned in the control position " 12 " of automatic noise cancellation module 2 is set as " 34 ", then sent " * 77#1234 " by electronic installation 20 and get final product (note: * 77# is beginning identifier, certainly other code can also be changed into, but need to meet, just there is effect), this function is to have distortion on this portable type hearing test apparatus is when doing amplitude and the phase place of letter conversion, when not doing any Hearing esamination, the parameter setting of automatic noise cancellation module 2 can be carried out by touch-tone signal control module 5 or adjust, it is not required to set or adjustment action to the parameter doing automatic noise cancellation module 2 at extra external I/O device.
Further, after detection, detected person or tester by the wireless transport module (such as bluetooth module or wifi module) of electronic installation 20 and ancillary equipment (such as printer) or can be connected with ancillary equipment by the Internet, printed off by hearing test result.
Embodiment described above is only the preferred embodiment lifted by absolutely proving the present invention, and protection scope of the present invention is not limited to this.The equivalent that those skilled in the art are made on the basis of the present invention substitutes or conversion, all within protection scope of the present invention.Protection scope of the present invention is as the criterion with claims.
Claims (10)
1. a portable hearing test apparatus, it is characterised in that be installed in earphone and be electrically connected with electronic installation, this electronic installation provide an audio signal, including:
One mike, to be installed on inside this earphone；
One automatic noise cancellation module, to be installed on inside earphone, and is electrically connected with this mike；
One blender, to be installed on inside this earphone, and is electrically connected with this automatic noise cancellation module and this electronic installation；
One output unit, is installed on inside earphone, and is electrically connected with this blender；
Wherein, with the noise signal outside the reception of this mike, identical with this noise amplitude signal through the conversion of this automatic noise cancellation module, the contrary acoustic signals of opposite in phase exports to this blender, and the audio signal inputted with this electronic installation mixes and is sent on this output unit, export this contrary acoustic signals at this output unit to cancel out each other with the noise signal of this outside, only hear the audio signal transmitted by this electronic installation, and carry out Hearing esamination by this audio signal.
2. portable hearing test apparatus as claimed in claim 1, it is characterised in that wherein, this audio signal is 125HZ to 8KHZ.
3. portable hearing test apparatus as claimed in claim 1, it is characterised in that wherein, this output unit is loudspeaker.
4. portable hearing test apparatus as claimed in claim 1, it is characterised in that wherein, this electronic installation is portable electronic equipment.
5. portable hearing test apparatus as claimed in claim 4, it is characterised in that wherein, this portable electronic equipment is tablet PC, notebook computer or intelligent mobile phone.
6. a portable hearing test apparatus, it is characterised in that be installed in earphone and be electrically connected with electronic installation, this electronic installation provide an audio signal, including:
One mike, to be installed on inside this earphone；
One automatic noise cancellation module, to be installed on inside earphone, and is electrically connected with this mike；
One blender, to be installed on inside this earphone, and is electrically connected with this automatic noise cancellation module and this electronic installation；
One output unit, to be installed on inside earphone, and is electrically connected with this blender；
One touch-tone signal control module, is installed on inside this earphone, and is electrically connected with this electronic installation and this automatic noise cancellation module；
Wherein, with the noise signal outside the reception of this mike, identical with this noise amplitude signal through the conversion of this automatic noise cancellation module, the contrary acoustic signals of opposite in phase exports to this blender, and the audio signal inputted with this electronic installation mixes and is sent on this output unit, export this contrary acoustic signals at this output unit to cancel out each other with the noise signal of this outside, only hear the audio signal transmitted by this electronic installation, and carry out Hearing esamination by this audio signal；When not detecting audition, this touch-tone signal control module receives the audio signal of electronic installation, and this automatic noise cancellation module is carried out parameter setting or adjustment.
7. portable hearing test apparatus as claimed in claim 6, it is characterised in that wherein, this audio signal is 125HZ to 8KHZ.
8. portable hearing test apparatus as claimed in claim 6, it is characterised in that wherein, this output unit is loudspeaker.
9. portable hearing test apparatus as claimed in claim 6, it is characterised in that wherein, this electronic installation is portable electronic equipment.
10. portable hearing test apparatus as claimed in claim 9, it is characterised in that wherein, this portable electronic equipment is tablet PC, notebook computer or intelligent mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510396110.9A CN106308812A (en) | 2015-07-08 | 2015-07-08 | Portable hearing examination device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510396110.9A CN106308812A (en) | 2015-07-08 | 2015-07-08 | Portable hearing examination device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106308812A true CN106308812A (en) | 2017-01-11 |
Family
ID=57725247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510396110.9A Pending CN106308812A (en) | 2015-07-08 | 2015-07-08 | Portable hearing examination device |
Country Status (1)
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| CN (1) | CN106308812A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107517423A (en) * | 2017-10-23 | 2017-12-26 | 南昌科卓科技有限公司 | A kind of highly sensitive bluetooth earphone |
| CN109009969A (en) * | 2018-08-13 | 2018-12-18 | 贵州省人民医院 | A kind of nursing inspection rack device that can move freely |
| CN111820909A (en) * | 2020-07-31 | 2020-10-27 | 山西见声科技有限公司 | Hearing test method and system |
| CN113327569A (en) * | 2021-05-18 | 2021-08-31 | 杭州爱思维仪器有限公司 | Noise reduction method, system and device for pure-tone audiometer |
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Patent Citations (9)
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107517423A (en) * | 2017-10-23 | 2017-12-26 | 南昌科卓科技有限公司 | A kind of highly sensitive bluetooth earphone |
| CN109009969A (en) * | 2018-08-13 | 2018-12-18 | 贵州省人民医院 | A kind of nursing inspection rack device that can move freely |
| CN111820909A (en) * | 2020-07-31 | 2020-10-27 | 山西见声科技有限公司 | Hearing test method and system |
| CN113327569A (en) * | 2021-05-18 | 2021-08-31 | 杭州爱思维仪器有限公司 | Noise reduction method, system and device for pure-tone audiometer |
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Application publication date: 20170111 |
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