CN204813896U - Portable Hearing Testing Device - Google Patents
Portable Hearing Testing Device Download PDFInfo
- Publication number
- CN204813896U CN204813896U CN201520486992.3U CN201520486992U CN204813896U CN 204813896 U CN204813896 U CN 204813896U CN 201520486992 U CN201520486992 U CN 201520486992U CN 204813896 U CN204813896 U CN 204813896U
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- electronic installation
- audio signal
- earphone
- test apparatus
- signal
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- 230000005236 sound signal Effects 0.000 claims abstract description 34
- 238000009434 installation Methods 0.000 claims description 40
- 238000012074 hearing test Methods 0.000 claims description 31
- 238000006243 chemical reaction Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 abstract description 6
- 230000008030 elimination Effects 0.000 abstract 2
- 238000003379 elimination reaction Methods 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 6
- 240000006409 Acacia auriculiformis Species 0.000 description 3
- 210000005069 ears Anatomy 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 210000004556 brain Anatomy 0.000 description 2
- 210000000883 ear external Anatomy 0.000 description 2
- 210000003027 ear inner Anatomy 0.000 description 2
- 210000000959 ear middle Anatomy 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 210000000860 cochlear nerve Anatomy 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 231100000915 pathological change Toxicity 0.000 description 1
- 230000036285 pathological change Effects 0.000 description 1
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- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
Abstract
The utility model discloses a portability formula hearing detection device installs in the earphone with electron device electric connection, provides an audio signal by this electron device, include: the microphone, the automatic noise elimination module, the mixer and the output unit are arranged in the earphone, an external noise signal is received by the microphone, the microphone converts an opposite sound wave signal which has the same amplitude as the noise signal and is opposite in phase through the automatic noise elimination module, the opposite sound wave signal is output to the mixer, and the opposite sound wave signal is mixed with an audio signal input by the electronic device and is transmitted to the output unit. The opposite sound wave signal output by the output unit and the external noise signal can be mutually offset, only the audio signal transmitted by the electronic device is heard, and hearing detection is carried out through the audio signal.
Description
Technical field
This utility model about a kind of hearing test apparatus, espespecially a kind of portable hearing test apparatus detected voluntarily.
Background technology
Sound wave is former is be present in air with invisible energy, after auricular concha is collected, after being passed to external ear, through middle ear again to internal ear, finally reaching brain, and becomes the useful message that can be understood.So, when there is pathological changes at any position of external ear, middle ear, internal ear acoustic nerve and brain auditory center, all can dysaudia be caused.When listening damage situation to occur, can find oneself usually to require that other people repeat just what someone said, particularly in more noisy environment.At home can automatic by radio and TV tone large, or think that others speaks and sound fuzzy little sound etc.After audition is continuous worsening, more need to pay huge energy and people links up.
Tradition is when detecting audition, detected person can enter into noiselessness indoor, and put on earmuff in noiselessness chamber interior, the transmission line of this earmuff is plugged in a detecting instrument, now operation detection instrument is produced the sound at the left ear of earmuff or auris dextra by the tester of noiselessness outdoor, detected person is when left ear or auris dextra hear the sound, and will press the button to represent to be that left ear or auris dextra hear the sound, whether tester is normal to judge the audition of detected person at the button pressed according to detected person.
Because the volume of above-mentioned ear auditory detecting instrument is excessive, hospital or relevant detection unit must be installed on, detected person also must arrive hospital or relevant unit is detected, and cannot carry and go out to detect other people, causes the convenience in use to be restricted.
Utility model content
Main purpose of the present utility model, be that solving tradition is subject to carrying the restriction of going out, hearing test apparatus volume-diminished is installed in earphone and is connected with portable electronic equipment by this utility model, so that user carries out using, and there is anti-noise function, without the need to using under noiselessness environment.
Another object of the present utility model, is to have a touch-tone signal control module in hearing test apparatus, to receive the audio signal that portable electronic equipment exports, and can to the parameter setting of the automatic noise cancellation module of hearing test apparatus or adjustment.
In order to achieve the above object, this utility model provides a kind of portable hearing test apparatus, is installed in earphone and is electrically connected with electronic installation, provide an audio signal, comprising by this electronic installation:
One mike, inner to be installed on this earphone;
One automatic noise cancellation module, to be installed on earphone inside, and is electrically connected with this mike;
One blender, inner to be installed on this earphone, and be electrically connected with this automatic noise cancellation module and this electronic installation;
One output unit, is installed on earphone inside, and is electrically connected with this blender;
Wherein, with the noise signal of this microphones outside, identical with this noise amplitude signal through this automatic noise cancellation module conversion, the contrary acoustic signals that phase place is contrary exports this blender to, and the audio signal hybrid transmit inputted with this electronic installation is 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.
This utility model also provides a kind of portable type hearing test apparatus, is installed in earphone and is electrically connected with electronic installation, provide an audio signal, comprising by this electronic installation:
One mike, inner to be installed on this earphone;
One automatic noise cancellation module, to be installed on earphone inside, and is electrically connected with this mike;
One blender, inner to be installed on this earphone, and be electrically connected with this automatic noise cancellation module and this electronic installation;
One output unit, to be installed on earphone inside, and is electrically connected with this blender;
One touch-tone signal control module, is installed on this earphone inner, and is electrically connected with this electronic installation and this automatic noise cancellation module;
Wherein, with the noise signal of this microphones outside, identical with this noise amplitude signal through this automatic noise cancellation module conversion, the contrary acoustic signals that phase place is contrary exports this blender to, and the audio signal hybrid transmit inputted with this electronic installation is 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, carries out parameter setting or adjustment to this automatic noise cancellation module.
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.
This utility model solves tradition and is subject to carrying the restriction of going out, 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 the need to using under noiselessness environment, there is a touch-tone signal control module in hearing test apparatus, to receive the audio signal that portable electronic equipment exports, can to the parameter setting of the automatic noise cancellation module of hearing test apparatus or adjustment.
Accompanying drawing explanation
Fig. 1 is the circuit box schematic diagram of the portable hearing test apparatus of the first embodiment of the present utility model.
Fig. 2 is that the hearing test apparatus of Fig. 1 is connected using state schematic diagram with electronic installation.
Fig. 3 is the circuit box schematic diagram of the portable hearing test apparatus of the second embodiment of the present utility model.
In figure, earphone 10
Mike 1
Automatic noise cancellation module 2
Blender 3
Output unit 4
Touch-tone signal control module 5
Electronic installation 20.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail, and to make those skilled in the art better can understand this utility model being implemented, but illustrated embodiment is not as to restriction of the present utility model.
Hereby about the technical content and a detailed description of this utility model, 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 utility model.As shown in the figure: portable hearing test apparatus of the present utility model, comprising: the automatic noise cancellation module (automaticnoisecancellermodule) 2, blender (mixer) 3 of a mike (microphone) 1, one and an output unit 4.
This mike 1, inner to be installed on this earphone 10, in order to receive outside noise signal, just received noise signal is transmitted in this automatic noise cancellation module 2.
This automatic noise cancellation module 2, inner to be installed on earphone 10, and be electrically connected with this mike 1, to receive the external noise signal that mike 1 exports, the noise signal of outside converted to identical with external noise signals amplitude, the contrary acoustic signals that phase place is contrary exports.
This blender 3, inner to be installed on this earphone 10, and be electrically connected with this automatic noise cancellation module 2 and this electronic installation (not shown), export after the audio signal mixing of the detection that this blender 3 inputs with the contrary acoustic signals receiving this automatic noise cancellation module 2 and export and this electronic installation.
This output unit 4, inner to be installed on earphone 10, and be electrically connected with this blender 3, to export contrary acoustic signals mixed by this blender 3 and audio signal.In this is graphic, this output unit 4 is loudspeaker.
Refer to Fig. 1 and Fig. 2, the circuit box of portable hearing test apparatus and the hearing test apparatus of Fig. 1 of the first embodiment of the present utility model are connected using state schematic diagram with electronic installation.As 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, outside noise signal is received at mike 1, and when sending noise signal to automatic noise cancellation module 2, the noise signal of outside converts to identical with the noise amplitude signal of outside by this automatic noise cancellation module 2, the contrary acoustic signals that phase place is contrary exports this blender 3 to, while contrary acoustic signals exports this blender 3 to, this electronic installation 20 also exports one by the audio signal of 125HZ to 8KHZ to acoustic signals hybrid transmit contrary to this in this blender 3 on this output unit 4, 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 outside noise signal, 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, Hearing esamination is carried out to detected person.
Refer to Fig. 3, the circuit box schematic diagram of the portable hearing test apparatus of the second embodiment of the present utility model.As shown in the figure: between electronic installation 20 and this automatic noise cancellation module 2, increase the dialing tone produced when a touch-tone signal control module (Dual-ToneMulti-Frequencycontrollermodule) 5 is exactly regular phone dialing, in parameter setting or the adjustment of automatic noise cancellation module 2, plan adds a touch-tone signal control module 5, by the audio signal of electronic installation 20 through suitable conversion, the signal controlling automatic noise cancellation module 2 can be become.Such as: the value planned in the control position " 12 " of automatic noise cancellation module 2 is set as " 34 ", then send " * 77#1234 " by electronic installation 20 and get final product (note: * 77# is beginning identifier, certainly also other code can be changed into, but need meet, just there is effect), this function has 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, parameter setting or the adjustment of automatic noise cancellation module 2 can be carried out by touch-tone signal control module 5, parameter setting or the adjustment action of automatic noise cancellation module 2 need not be done at extra external I/O device.
Further, after detection, hearing test result by the wireless transport module (as bluetooth module or wifi module) of electronic installation 20 with ancillary equipment (as printer) or be connected with ancillary equipment by the Internet, can be printed off by detected person or tester.
The above embodiment is only for absolutely proving the preferred embodiment that this utility model is lifted, and protection domain of the present utility model is not limited thereto.The equivalent alternative or conversion that those skilled in the art do on this utility model basis, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (10)
1. a portable hearing test apparatus, is characterized in that, is installed in earphone and is electrically connected with electronic installation, provide an audio signal, comprising by this electronic installation:
One mike, inner to be installed on this earphone;
One automatic noise cancellation module, to be installed on earphone inside, and is electrically connected with this mike;
One blender, inner to be installed on this earphone, and be electrically connected with this automatic noise cancellation module and this electronic installation;
One output unit, is installed on earphone inside, and is electrically connected with this blender;
Wherein, with the noise signal of this microphones outside, identical with this noise amplitude signal through this automatic noise cancellation module conversion, the contrary acoustic signals that phase place is contrary exports this blender to, and the audio signal hybrid transmit inputted with this electronic installation is 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 characterized in that, wherein, this audio signal is 125HZ to 8KHZ.
3. portable hearing test apparatus as claimed in claim 1, it is characterized in that, wherein, this output unit is loudspeaker.
4. portable hearing test apparatus as claimed in claim 1, it is characterized in that, wherein, this electronic installation is portable electronic equipment.
5. portable hearing test apparatus as claimed in claim 4, it is characterized in that, wherein, this portable electronic equipment is tablet PC, notebook computer or intelligent mobile phone.
6. a portable hearing test apparatus, is characterized in that, is installed in earphone and is electrically connected with electronic installation, provide an audio signal, comprising by this electronic installation:
One mike, inner to be installed on this earphone;
One automatic noise cancellation module, to be installed on earphone inside, and is electrically connected with this mike;
One blender, inner to be installed on this earphone, and be electrically connected with this automatic noise cancellation module and this electronic installation;
One output unit, to be installed on earphone inside, and is electrically connected with this blender;
One touch-tone signal control module, is installed on this earphone inner, and is electrically connected with this electronic installation and this automatic noise cancellation module;
Wherein, with the noise signal of this microphones outside, identical with this noise amplitude signal through this automatic noise cancellation module conversion, the contrary acoustic signals that phase place is contrary exports this blender to, and the audio signal hybrid transmit inputted with this electronic installation is 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, carries out parameter setting or adjustment to this automatic noise cancellation module.
7. portable hearing test apparatus as claimed in claim 6, it is characterized in that, wherein, this audio signal is 125HZ to 8KHZ.
8. portable hearing test apparatus as claimed in claim 6, it is characterized in that, wherein, this output unit is loudspeaker.
9. portable hearing test apparatus as claimed in claim 6, it is characterized in that, wherein, this electronic installation is portable electronic equipment.
10. portable hearing test apparatus as claimed in claim 9, it is characterized 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 |
|---|---|---|---|
| CN201520486992.3U CN204813896U (en) | 2015-07-08 | 2015-07-08 | Portable Hearing Testing Device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520486992.3U CN204813896U (en) | 2015-07-08 | 2015-07-08 | Portable Hearing Testing Device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204813896U true CN204813896U (en) | 2015-12-02 |
Family
ID=54671546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520486992.3U Expired - Fee Related CN204813896U (en) | 2015-07-08 | 2015-07-08 | Portable Hearing Testing Device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204813896U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308812A (en) * | 2015-07-08 | 2017-01-11 | 宣威科技股份有限公司 | Portable hearing detection device |
| CN106491140A (en) * | 2016-11-23 | 2017-03-15 | 会听声学科技（北京）有限公司 | A kind of hearing test system and method |
| CN109029710A (en) * | 2018-07-26 | 2018-12-18 | 佛山市威耳听力技术有限公司 | The method of monitoring and test sound and test ambient sound |
| CN110338812A (en) * | 2018-04-08 | 2019-10-18 | 苏州至听听力科技有限公司 | Integrated hearing diagnosis system |
| CN110338811A (en) * | 2018-04-08 | 2019-10-18 | 苏州至听听力科技有限公司 | For the hearing test apparatus and computer-readable medium under complicated acoustical signal background |
-
2015
- 2015-07-08 CN CN201520486992.3U patent/CN204813896U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308812A (en) * | 2015-07-08 | 2017-01-11 | 宣威科技股份有限公司 | Portable hearing detection device |
| CN106491140A (en) * | 2016-11-23 | 2017-03-15 | 会听声学科技（北京）有限公司 | A kind of hearing test system and method |
| CN110338812A (en) * | 2018-04-08 | 2019-10-18 | 苏州至听听力科技有限公司 | Integrated hearing diagnosis system |
| CN110338811A (en) * | 2018-04-08 | 2019-10-18 | 苏州至听听力科技有限公司 | For the hearing test apparatus and computer-readable medium under complicated acoustical signal background |
| CN109029710A (en) * | 2018-07-26 | 2018-12-18 | 佛山市威耳听力技术有限公司 | The method of monitoring and test sound and test ambient sound |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 |