CN104902364A - Hearing aid system and hearing aid headset - Google Patents
Hearing aid system and hearing aid headset Download PDFInfo
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- CN104902364A CN104902364A CN201510173183.1A CN201510173183A CN104902364A CN 104902364 A CN104902364 A CN 104902364A CN 201510173183 A CN201510173183 A CN 201510173183A CN 104902364 A CN104902364 A CN 104902364A
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Abstract
The invention discloses a hearing aid system and a hearing aid headset. The hearing aid system comprises a mobile phone and a hearing aid headset. The hearing aid headset comprises a microphone, a loudspeaker, a hearing aid processing chip, a selection module, and audio interfaces. The audio interfaces include a microphone interface, a left channel interface, a right channel interface, and a ground interface. The selection module is used to make the hearing aid headset go into different work modes according to the need, wherein the work modes include a hearing aid mode, and when the hearing aid headset needs to go into the hearing aid mode, the selection module selects the microphone interface, the left channel interface, the right channel interface and the ground interface to be electrically connected with the mobile phone. The hearing aid processing chip is used to perform hearing aid audio processing on an audio signal acquired by the microphone and send the audio signal to the loudspeaker for output when the hearing aid headset goes into the hearing aid mode. Through the scheme, the function of hearing aid can be directly implanted into the headset, so that the headset is added with the function of hearing aid, diversification is achieved, and the experience of people is improved.
Description
Technical field
The present invention relates to ear phone technology field, especially relate to a kind of hearing assistance system and hearing aid earphone.
Background technology
Hearing aids is through development for many years, and experienced by the transformation from simulation hearing aids to digital deaf-aid, the form of hearing aids is also from boxlike hearing aids, and to behind-the-ear, hearing aids, volume is more and more less, and function also from strength to strength simultaneously.
The hearing aid principle of existing hearing aids is: voice signal is by after microphone samples, voice signal is given pronounciation processing chip and carry out algorithm process, signal sends to loudspeaker to export after speech processing algorithm process, and user hears the voice signal after algorithm process.
The testing of existing hearing aids is joined and is generally computer controls pronounciation processing chip algorithm configuration by programmable device, and the voice signal that algorithm is exported meets the demand of user.And existing hearing aids will adopt special battery to system power supply usually.
Therefore, there is following shortcoming in existing hearing aids:
1, hearing-aid function realizes comparing unification, needs special hearing aids just can solve hearing aid problem;
2, the price comparison of existing hearing aids is expensive, and independent device uses also inconvenient, adopts independent powered battery simultaneously, also very high to the requirement of power consumption.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of hearing assistance system and hearing aid earphone, the function of hearing aid directly can be implanted in earphone, make earphone add hearing-aid function, realize diversification, improves the experience of people.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of hearing assistance system, this system comprises mobile phone and hearing aid earphone, wherein, hearing aid earphone comprises microphone, loudspeaker, hearing aid process chip, selects module and audio interface, wherein: audio interface is used for realizing hearing aid earphone and mobile phone electrical connection, and wherein audio interface comprises microphone interface, left channel interface, right channel interface and ground interface; Select module to be used for controlling hearing aid earphone as required and enter different mode of operations, wherein, mode of operation comprises hearing aid mode, when hearing aid earphone needs to enter hearing aid mode, selects model choice microphone interface, left channel interface, right channel interface and ground interface to be electrically connected with mobile phone; Hearing aid process chip, for when hearing aid earphone enters hearing aid mode, the audio signal collected by microphone is sent to loudspeaker and exports after carrying out the process of hearing aid audio frequency.
Wherein, audio interface also comprises power interface, selects module to select when hearing aid earphone needs to enter hearing aid mode power interface to be electrically connected with mobile phone further, obtains work energy to make hearing aid process chip from mobile phone.
Wherein, hearing aid process chip comprises AD conversion unit, power amplifier unit and D/A conversion unit, wherein: the audio signal that microphone collects by AD conversion unit carries out analog-to-digital conversion, makes audio signal be converted to the signal of telecommunication of numeric type; The signal of telecommunication of numeric type is carried out amplification process by power amplifier unit; The signal of telecommunication after amplifying is carried out digital-to-analogue conversion by D/A conversion unit, to be converted to the voice signal of analog type, exports for loudspeaker.
Wherein, hearing aid process chip also comprises filter unit, Echo Cancellation unit, noise suppression unit, wide dynamic range compression unit, frequency shift unit and volume control unit, wherein: filter unit is used for carrying out filtering to the signal of telecommunication of numeric type; Echo Cancellation unit is used for offsetting the echo of the signal of telecommunication; Noise suppression unit is used for carrying out restraint speckle to the signal of telecommunication after Echo Cancellation; Wide dynamic range compression unit is used for being compressed to default width value to the signal of telecommunication after restraint speckle; Frequency shift unit, for the frequency shifts of the signal of telecommunication of will carry out after dynamic range compression to the frequency range preset; Volume control unit, for carrying out the control of volume to the signal of telecommunication after frequency displacement, amplifies with applicable power amplifier unit.
Wherein, hearing aid process chip also comprises first Fourier's unit and the second Fourier unit, wherein: first Fourier's unit is arranged between filter unit and Echo Cancellation unit, for carrying out Fourier transform to the signal of telecommunication after after filtering; Second Fourier unit is arranged between power amplifier unit and digital-to-analogue unit, carries out Fourier transform for carrying out the signal of telecommunication after amplifying process to power amplifier unit.
Wherein, mode of operation also comprises common headphones pattern, and hearing aid process chip quits work when hearing aid earphone enters common headphones pattern, and the voice signal of microphone collection is processed through the baseband chip of mobile phone, and is directly exported by loudspeaker.
Wherein, mode of operation also comprises testing joins pattern, and audio interface also comprises SDA interface and SCK interface, wherein: select module hearing aid earphone need enter test join pattern time, select power interface, interface, SDA interface and SCK interface and mobile phone electrical connection; The configuration parameter of hearing aid process chip is configured by mobile phone.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of hearing aid earphone, hearing aid earphone comprises microphone, loudspeaker, hearing aid process chip, selects module and audio interface, wherein: audio interface is used for realizing hearing aid earphone and mobile phone electrical connection, and wherein audio interface comprises microphone interface, left channel interface, right channel interface and ground interface; Select module to be used for controlling hearing aid earphone as required and enter different mode of operations, wherein, mode of operation comprises hearing aid mode, when hearing aid earphone needs to enter hearing aid mode, selects model choice microphone interface, left channel interface, right channel interface and ground interface to be electrically connected with mobile phone; Hearing aid process chip, for when hearing aid earphone enters hearing aid mode, the audio signal collected by microphone is sent to loudspeaker and exports after carrying out the process of hearing aid audio frequency.
Wherein, audio interface also comprises power interface, selects module to select when earphone needs to enter hearing aid mode power interface to be electrically connected with mobile phone further, obtains work energy to make hearing aid process chip from mobile phone.
Wherein, hearing aid process chip comprises AD conversion unit, power amplifier unit and D/A conversion unit, wherein: the audio signal that microphone collects by AD conversion unit carries out analog-to-digital conversion, makes audio signal be converted to the numeric type signal of telecommunication; The signal of telecommunication of numeric type is carried out amplification process by power amplifier unit; The signal of telecommunication after amplifying is carried out digital-to-analogue and walks around and change by D/A conversion unit, to be converted to the voice signal of analog type, exports for loudspeaker.
The invention has the beneficial effects as follows: the situation being different from prior art, the present invention is when hearing aid earphone needs to enter hearing aid mode, select model choice microphone interface, left channel interface, right channel interface and ground interface to be electrically connected with mobile phone, the audio signal that microphone collects by hearing aid process chip is sent to loudspeaker and exports after carrying out the process of hearing aid audio frequency.Make earphone of the present invention add hearing-aid function, add the diversification that earphone uses, improve the experience of people.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of hearing assistance system that the embodiment of the present invention provides;
Fig. 2 is the structural representation of the audio interface shown in Fig. 1;
Fig. 3 is the structural representation of the hearing aid process chip shown in Fig. 1.
Embodiment
Refer to Fig. 1, Fig. 1 is the structural representation of a kind of hearing assistance system that the embodiment of the present invention provides.As shown in Figure 1, the hearing assistance system 10 of the embodiment of the present invention comprises hearing aid earphone 11 and mobile phone 12.Wherein, hearing aid earphone 11 comprises microphone 110, loudspeaker 111, hearing aid process chip 112, selects module 113 and audio interface 114.
Wherein, audio interface 114 is for realizing hearing aid earphone 11 and mobile phone 12 realization electrical connection.See also shown in Fig. 2, audio interface 114 comprises microphone interface 1140, left channel interface 1141, right channel interface 1142 and ground interface 1143.Should be understood that in actual applications, audio interface can be the pin of chip.
Module 113 is selected to enter different mode of operations for controlling hearing aid earphone 11 as required.Concrete, the hearing assistance system 10 of the present embodiment also comprises receiver module 13 further, and the mode of operation that user selects for receiving the selection of user, thus is sent to selection module 113 by receiver module 13.
Wherein, mode of operation comprises hearing aid mode, when hearing aid earphone 11 needs to enter hearing aid mode, that is, receiver module 13 receives user and selects when entering hearing aid mode, selects module 113 to select microphone interface 1140, left channel interface 1141, right channel interface 1142 and ground interface 1143 to be electrically connected with mobile phone 12.
Hearing aid process chip 112 is for when hearing aid earphone 11 enters hearing aid mode, and the audio signal collected by microphone 110 is sent to loudspeaker 111 after carrying out the process of hearing aid audio frequency and exports.Should be understood that the loudspeaker 111 of the present embodiment have at least two, be divided into L channel loudspeaker and R channel loudspeaker.
Therefore, the present invention adds hearing aid process chip on the earphone of prior art, makes hearing aid earphone of the present invention add the function of hearing aid, adds the diversification that hearing aid earphone uses, and improves the experience of people.
See also Fig. 3, Fig. 3 is the structural representation of the hearing aid process chip 112 shown in Fig. 1.As shown in Figure 3, hearing aid process chip 112 comprises AD conversion unit 1120, power amplifier unit 1121 and D/A conversion unit 1123.Wherein, the audio signal that microphone 110 collects by AD conversion unit 1120 carries out analog-to-digital conversion, makes audio signal be converted to the signal of telecommunication of numeric type.The signal of telecommunication of numeric type is carried out amplification process by power amplifier unit 1121.The signal of telecommunication after amplifying is carried out digital-to-analogue and walks around and change by D/A conversion unit 1123, to be converted to the voice signal of analog type, exports for loudspeaker 111.
Further, hearing aid process chip 112 also comprises filter unit 1124, Echo Cancellation unit 1125, noise suppression unit 1126, wide dynamic range compression unit 1127, frequency shift unit 1128 and volume control unit 1129.Wherein, filter unit 1124 is for carrying out filtering to the signal of telecommunication of numeric type.Echo Cancellation unit 1125 is for offsetting the echo of the signal of telecommunication.Noise suppression unit 1126 is for carrying out restraint speckle to the signal of telecommunication after Echo Cancellation.Wide dynamic range compression unit 1127 is for being compressed to default width value to the signal of telecommunication after restraint speckle.Frequency shift unit 1128 for the frequency shifts of the signal of telecommunication of will carry out after dynamic range compression to the frequency range preset.Volume control unit 1129, for carrying out the control of volume to the signal of telecommunication after frequency displacement, amplifies with applicable power amplifier unit 1121.
Further, hearing aid process chip 112 also comprises the first Fourier's unit 1130 and the second Fourier unit 1131.Wherein, first Fourier's unit 1130 is arranged between filter unit 1124 and Echo Cancellation unit 1125, for carrying out Fourier transform to the signal of telecommunication after after filtering.Second Fourier unit 1131 is arranged between power amplifier unit 1121 and digital-to-analogue unit 123, carries out Fourier transform for carrying out the signal of telecommunication after amplifying process to power amplifier unit 1121.
In the present embodiment, audio interface 114 also comprises power interface 1144.Select module 113 when hearing aid earphone 11 needs to enter hearing aid mode, select power interface 1144 to be electrically connected with mobile phone 12 further, from mobile phone 12, obtain work energy to make hearing aid process chip 112.Compared to the independent battery powered mode of traditional hearing aid, the mode that the present invention is directly undertaken powering by mobile phone 11 makes the requirement of hearing aid earphone of the present invention 11 pairs of power consumptions greatly reduce.
Further, the mode of operation of the present embodiment also comprises common headphones pattern, the pattern corresponding to function of the earphone that this common headphones pattern is prior art.Select module 113 when hearing aid earphone 11 needs to enter common headphones pattern, it selects microphone interface 1140, left channel interface 1141, right channel interface 1142 and ground interface 1143 to be electrically connected with mobile phone 12, and now hearing aid process chip 112 quits work.The voice signal that microphone 110 collects directly is sent in mobile phone 12, by the baseband processing chip (not indicating in figure) in mobile phone 12, the voice signal that microphone 110 collects is processed, then be sent to loudspeaker 111 by left channel interface 1141 and right channel interface 1142, exported by loudspeaker 111.
Wherein, the principle of the baseband processing chip processes voice signals of the mobile phone 12 in the embodiment of the present invention is identical with of the prior art, does not repeat them here.
Further, the mode of operation of the present embodiment also comprises testing and joins pattern.Audio interface 114 also comprises SDA interface 1145 and SCK interface 1146, and wherein, SDA interface is the data-interface of I2C, and for transmission of data signals, SCK is the clock interface of I2C, for transmit clock signal.
Select module 113 hearing aid earphone 11 need to enter test join pattern time, select power interface 1144, interface 1143, SDA interface 1145 and SCK interface 1146 and mobile phone 12 be electrically connected.Wherein, mobile phone 12 provides work energy by power interface 1144 to hearing aid process chip 112, and mobile phone 12 gives pronounciation processing chip 112 configuration parameter further by SDA interface 1145 and SCK interface 1146.Compare the computer other with the needs of prior art and programmable device carries out to hearing aids testing the mode of joining, the embodiment of the present invention direct is tested the mode of joining by mobile phone 12 pairs of hearing aid process chip 112 and greatly can save to test and be made into this, also provides convenience to testing allotment of labor simultaneously.
It can thus be appreciated that the hearing assistance system that the embodiment of the present invention provides, makes hearing aid earphone have common headphones pattern, tests and join pattern and hearing aid mode, achieve the diversification of hearing aid earphone, adapt to the different demands of user, substantially increase the experience of user.
In addition, the embodiment of the present invention also carries out powering and testing joining directly to hearing aid earphone 11 by mobile phone 12, reduces the power consumption of hearing aid earphone 12 on the one hand, has saved on the other hand to test to be made into this.
The embodiment of the present invention also provides a kind of hearing aid earphone, and this hearing aid earphone increases hearing aid process chip on existing earphone, makes it possible to the function increasing hearing aid.Wherein, this hearing aid earphone is previously described hearing aid earphone 11, does not repeat them here.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (10)
1. a hearing assistance system, is characterized in that, described system comprises mobile phone and hearing aid earphone, and wherein, described hearing aid earphone comprises microphone, loudspeaker, hearing aid process chip, selects module and audio interface, wherein:
Described audio interface is used for realizing described hearing aid earphone and the electrical connection of described mobile phone, and wherein said audio interface comprises microphone interface, left channel interface, right channel interface and ground interface;
Described selection module is used for controlling described hearing aid earphone as required and enters different mode of operations, wherein, described mode of operation comprises hearing aid mode, when described hearing aid earphone needs to enter hearing aid mode, described in described selection model choice, microphone interface, left channel interface, right channel interface and ground interface are electrically connected with described mobile phone;
Hearing aid process chip, for when described hearing aid earphone enters hearing aid mode, the audio signal collected by described microphone is sent to described loudspeaker and exports after carrying out the process of hearing aid audio frequency.
2. system according to claim 1, it is characterized in that, described audio interface also comprises power interface, described selection module selects described power interface to be electrically connected with described mobile phone further when described hearing aid earphone needs to enter hearing aid mode, obtain work energy to make described hearing aid process chip from described mobile phone.
3. system according to claim 1, is characterized in that, described hearing aid process chip comprises AD conversion unit, power amplifier unit and D/A conversion unit, wherein:
The audio signal that described microphone collects by described AD conversion unit carries out analog-to-digital conversion, makes described audio signal be converted to the signal of telecommunication of numeric type;
The signal of telecommunication of described numeric type is carried out amplification process by described power amplifier unit;
The signal of telecommunication after amplifying is carried out digital-to-analogue conversion by described D/A conversion unit, to be converted to the voice signal of analog type, exports for described loudspeaker.
4. system according to claim 3, is characterized in that, described hearing aid process chip also comprises filter unit, Echo Cancellation unit, noise suppression unit, wide dynamic range compression unit, frequency shift unit and volume control unit, wherein:
Described filter unit is used for carrying out filtering to the signal of telecommunication of described numeric type;
Described Echo Cancellation unit is used for offsetting the echo of the signal of telecommunication;
Described noise suppression unit is used for carrying out restraint speckle to the signal of telecommunication after Echo Cancellation;
Described wide dynamic range compression unit is used for being compressed to default width value to the described signal of telecommunication after restraint speckle;
Described frequency shift unit, for carrying out the frequency shifts of the described signal of telecommunication after dynamic range compression to the frequency range preset;
Described volume control unit, for carrying out the control of volume to the described signal of telecommunication after frequency displacement, amplifies to be applicable to described power amplifier unit.
5. system according to claim 4, is characterized in that, described hearing aid process chip also comprises described first Fourier's unit and the second Fourier unit, wherein:
Described first Fourier's unit is arranged between described filter unit and described Echo Cancellation unit, for carrying out Fourier transform to the signal of telecommunication after after filtering;
Described second Fourier unit is arranged between described power amplifier unit and described D/A conversion unit, carries out Fourier transform for carrying out the signal of telecommunication after amplifying process to described power amplifier unit.
6. system according to claim 1, it is characterized in that, described mode of operation also comprises common headphones pattern, described hearing aid process chip quits work when described hearing aid earphone enters common headphones pattern, the voice signal of described microphone collection is processed through the baseband chip of described mobile phone, and is directly exported by described loudspeaker.
7. system according to claim 2, is characterized in that, described mode of operation also comprises testing joins pattern, and described audio interface also comprises SDA interface and SCK interface, wherein:
Described selection module test described in described hearing aid earphone needs to enter join pattern time, select described power interface, interface, SDA interface and SCK interface and the electrical connection of described mobile phone;
The configuration parameter of described hearing aid process chip is configured by described mobile phone.
8. a hearing aid earphone, is characterized in that, described hearing aid earphone comprises microphone, loudspeaker, hearing aid process chip, selects module and audio interface, wherein:
Described audio interface is used for realizing described hearing aid earphone and the electrical connection of described mobile phone, and wherein said audio interface comprises microphone interface, left channel interface, right channel interface and ground interface;
Described selection module is used for controlling described hearing aid earphone as required and enters different mode of operations, wherein, described mode of operation comprises hearing aid mode, when described hearing aid earphone needs to enter hearing aid mode, described in described selection model choice, microphone interface, left channel interface, right channel interface and ground interface are electrically connected with described mobile phone;
Hearing aid process chip, for when described hearing aid earphone enters hearing aid mode, the audio signal collected by described microphone is sent to described loudspeaker and exports after carrying out the process of hearing aid audio frequency.
9. hearing aid earphone according to claim 8, it is characterized in that, described audio interface also comprises power interface, described selection module selects described power interface to be electrically connected with described mobile phone further when described hearing aid earphone needs to enter hearing aid mode, obtain work energy to make described hearing aid process chip from described mobile phone.
10. hearing aid earphone according to claim 8, is characterized in that, described hearing aid process chip comprises AD conversion unit, power amplifier unit and D/A conversion unit, wherein:
The audio signal that described microphone collects by described AD conversion unit carries out analog-to-digital conversion, makes described audio signal be converted to the signal of telecommunication of numeric type;
The signal of telecommunication of described numeric type is carried out amplification process by described power amplifier unit;
The signal of telecommunication after amplifying is carried out digital-to-analogue conversion by described D/A conversion unit, to be converted to the voice signal of analog type, exports for described loudspeaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510173183.1A CN104902364A (en) | 2014-12-26 | 2015-04-13 | Hearing aid system and hearing aid headset |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410833338 | 2014-12-26 | ||
| CN2014108333385 | 2014-12-26 | ||
| CN201510173183.1A CN104902364A (en) | 2014-12-26 | 2015-04-13 | Hearing aid system and hearing aid headset |
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| CN104902364A true CN104902364A (en) | 2015-09-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510173183.1A Pending CN104902364A (en) | 2014-12-26 | 2015-04-13 | Hearing aid system and hearing aid headset |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112040383A (en) * | 2020-08-07 | 2020-12-04 | 深圳市微纳集成电路与系统应用研究院 | Hearing aid device |
| CN112218221A (en) * | 2020-10-21 | 2021-01-12 | 歌尔智能科技有限公司 | Hearing aid adapter and control method |
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| CN201383874Y (en) * | 2009-03-03 | 2010-01-13 | 王勇 | Wireless power supply type blue-tooth anti-noise deaf-aid |
| US20110319018A1 (en) * | 2009-03-23 | 2011-12-29 | Widex A/S | Method for establishing short-range, wireless communication between a mobile phone and a hearing aid |
| CN202841468U (en) * | 2012-09-28 | 2013-03-27 | 安百特半导体有限公司 | Bluetooth earphone with hearing-aid and anti-noise functions |
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| CN201383874Y (en) * | 2009-03-03 | 2010-01-13 | 王勇 | Wireless power supply type blue-tooth anti-noise deaf-aid |
| US20110319018A1 (en) * | 2009-03-23 | 2011-12-29 | Widex A/S | Method for establishing short-range, wireless communication between a mobile phone and a hearing aid |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112040383A (en) * | 2020-08-07 | 2020-12-04 | 深圳市微纳集成电路与系统应用研究院 | Hearing aid device |
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| CN112218221B (en) * | 2020-10-21 | 2022-06-03 | 歌尔智能科技有限公司 | Hearing aid adapter and control method |
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