CN204578743U - A kind of multiband high sensitivity brain wave induction bluetooth earphone - Google Patents
A kind of multiband high sensitivity brain wave induction bluetooth earphone Download PDFInfo
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- CN204578743U CN204578743U CN201520331641.5U CN201520331641U CN204578743U CN 204578743 U CN204578743 U CN 204578743U CN 201520331641 U CN201520331641 U CN 201520331641U CN 204578743 U CN204578743 U CN 204578743U
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- brain wave
- brain
- filter
- bluetooth earphone
- amplification unit
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Abstract
The utility model discloses a kind of multiband high sensitivity brain wave induction bluetooth earphone, headset body comprises the brain wave inductor connected successively, filter and amplification unit, multidiameter option switch, analog to digital converter and acquiring brain waves process chip, brain wave inductor comprises the brain wave sensor A being distributed in brain frontal region and the brain wave sensor B being distributed in brain occipital region, brain wave inductor and filter and amplification unit connect one to one, filter and amplification unit comprises the first amplifier of the high-impedance differential input connected successively, trapper, low pass filter, band pass filter and the second amplifier, headset body is bluetooth earphone, acquiring brain waves process chip to be mated with target terminal by bluetooth and is connected, intercom mutually.The utility model realizes detecting eeg signal by bluetooth earphone, comes to carry out mutual interactive communication with target terminal, carries out filter amplifying processing, make eeg signal acquisition process more accurate by filter and amplification unit to brain wave.
Description
Technical field
The utility model relates to bluetooth earphone field, particularly relates to a kind of multiband high sensitivity brain wave induction bluetooth earphone.
Background technology
Along with the development of brain wave detection technique is more and more perfect, brain wave detection technique can be applied in mutual field, computer terminal by we, responds to earphone, be directly transferred on target terminal by the idea of user by brain wave, meter terminal does not does not directly accept, and carries out the operation of user's idea.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and provide a kind of multiband high sensitivity brain wave to respond to bluetooth earphone, make user directly can carry out corresponding action by brain wave control objectives terminal, manipulation is convenient.
The purpose of this utility model is achieved through the following technical solutions: a kind of multiband high sensitivity brain wave induction bluetooth earphone, comprise headset body and brain wave sensing unit, brain wave sensing unit comprises the multiple brain wave inductors connected successively, many groups filter and amplification unit, multidiameter option switch, analog to digital converter and acquiring brain waves process chip, filter and amplification unit comprises filter and amplification unit A and filter and amplification unit B, brain wave inductor comprises the brain wave sensor A being distributed in brain frontal region, be distributed in the brain wave sensor B in brain temporo district, be distributed in the brain wave sensor C in brain top district and be distributed in the brain wave sensor D of brain occipital region, brain wave sensor and filter and amplification unit connect one to one, described filter and amplification unit comprises the first amplifier of the high-impedance differential input connected successively, trapper, low pass filter, band pass filter and the second amplifier, described headset body is bluetooth earphone, acquiring brain waves process chip is connected with the control inputs port of target terminal with control output end mouth by bluetooth, headset body is connected with the audio output port of target terminal with audio input port by bluetooth, brain wave sensor A, brain wave sensor B, brain wave sensor C is connected with headset body respectively by four connecting rods with brain wave sensor D.
Described trapper comprises the Chebyshev's band stop filter suppressing 50Hz power frequency component.
Described acquiring brain waves process chip comprises TMS320VC5402 chip.
Described control output end mouth is also connected with target terminal by a data line with audio input port.
The beneficial effects of the utility model are:
1) the utility model sets up multiple brain wave inductor, many group filter and amplification unit, multidiameter option switch, analog to digital converter and acquiring brain waves process chip on bluetooth earphone, realize detecting eeg signal by bluetooth earphone, come to carry out mutual interactive communication with target terminal.
2) the utility model is inputted by high-impedance differential the first amplifier, trapper, low pass filter, band pass filter and the second amplifier carry out filter amplifying processing to brain wave, make eeg signal acquisition process more accurate.
3) the utility model is provided with the brain wave sensor A being distributed in brain frontal region, the brain wave sensor B being distributed in brain temporo district, is distributed in the brain wave sensor C in brain top district and is distributed in the brain wave sensor D of brain occipital region, wherein, brain wave sensor A is mainly for detection of β ripple, brain wave sensor B, mainly for detection of α ripple, effectively improves the sensitivity of brain wave induction.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of the utility model brain wave induction bluetooth earphone;
Fig. 2 is the circuit block diagram of the utility model filter and amplification unit.
Embodiment
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in further detail, but protection range of the present utility model is not limited to the following stated.
As shown in Figure 1, a kind of multiband high sensitivity brain wave induction bluetooth earphone, comprise headset body and brain wave sensing unit, brain wave sensing unit comprises the multiple brain wave inductors connected successively, many groups filter and amplification unit, multidiameter option switch, analog to digital converter and acquiring brain waves process chip, filter and amplification unit comprises filter and amplification unit A and filter and amplification unit B, brain wave inductor comprises the brain wave sensor A being distributed in brain frontal region, be distributed in the brain wave sensor B in brain temporo district, be distributed in the brain wave sensor C in brain top district and be distributed in the brain wave sensor D of brain occipital region, brain wave sensor and filter and amplification unit connect one to one, described filter and amplification unit comprises the first amplifier of the high-impedance differential input connected successively, trapper, low pass filter, band pass filter and the second amplifier, described headset body is bluetooth earphone, acquiring brain waves process chip is connected with the control inputs port of target terminal with control output end mouth by bluetooth, headset body is connected with the audio output port of target terminal with audio input port by bluetooth, brain wave sensor A, brain wave sensor B, brain wave sensor C is connected with headset body respectively by four connecting rods with brain wave sensor D.
Headset body also can comprise mobile communication module, is intercomed mutually by mobile communication wireless network and target terminal, and region restriction is less, can carry out remote interaction control whenever and wherever possible.
Acquiring brain waves process chip is connected with the control inputs port of target terminal with control output end mouth by bluetooth, and headset body is connected with the audio output port of target terminal with audio input port by bluetooth.
Headset body is also provided with USB interface, carries out exchanges data and charging by USB interface, headset body is also provided with memory module or memory card slot, for storing brain wave data and other data.
Described headset body also comprises managing electric quantity unit and battery alert unit, managing electric quantity unit is for managing the power supply of headset body and detecting power supply surplus, when power supply surplus is lower than predetermined threshold value, managing electric quantity unit carries out alarm by battery alert unit.
As shown in Figure 2, described filter and amplification unit comprises the first amplifier, trapper, low pass filter, band pass filter and the second amplifier that connect successively.
Described trapper comprises the Chebyshev's band stop filter suppressing 50Hz power frequency component.
Described acquiring brain waves process chip comprises TMS320VC5402 chip.
Described control output end mouth is also connected with target terminal by a data line with audio input port.
In the utility model, brain wave inductor detects induction eeg signal, and send to the first amplifier tentatively to amplify process this eeg signal, again through interference and the noise of 50Hz trapper filtering 50Hz, carry out further filtering finally by low pass filter, band pass filter and the second amplifier and amplify process, the eeg signal exported after optimizing carries out data acquisition to acquiring brain waves process chip.
Multichannel eeg signal is separated into the pulse signal of a road serial through multidiameter option switch, then after analog-to-digital conversion, carries out data acquisition by first processor.
Claims (7)
1. a multiband high sensitivity brain wave induction bluetooth earphone, it is characterized in that: comprise headset body and brain wave sensing unit, brain wave sensing unit comprises the multiple brain wave inductors connected successively, many groups filter and amplification unit, multidiameter option switch, analog to digital converter and acquiring brain waves process chip, filter and amplification unit comprises filter and amplification unit A and filter and amplification unit B, brain wave inductor comprises the brain wave sensor A being distributed in brain frontal region, be distributed in the brain wave sensor B in brain temporo district, be distributed in the brain wave sensor C in brain top district and be distributed in the brain wave sensor D of brain occipital region, brain wave sensor and filter and amplification unit connect one to one, described filter and amplification unit comprises the first amplifier of the high-impedance differential input connected successively, trapper, low pass filter, band pass filter and the second amplifier, described headset body is bluetooth earphone, acquiring brain waves process chip is connected with the control inputs port of target terminal with control output end mouth by bluetooth, headset body is connected with the audio output port of target terminal with audio input port by bluetooth, brain wave sensor A, brain wave sensor B, brain wave sensor C is connected with headset body respectively by four connecting rods with brain wave sensor D.
2. a kind of multiband high sensitivity brain wave induction bluetooth earphone according to claim 1, is characterized in that: described trapper comprises the Chebyshev's band stop filter suppressing 50Hz power frequency component.
3. a kind of multiband high sensitivity brain wave induction bluetooth earphone according to claim 1, is characterized in that: described acquiring brain waves process chip comprises TMS320VC5402 chip.
4. a kind of multiband high sensitivity brain wave induction bluetooth earphone according to claim 1, is characterized in that: described control output end mouth is also connected with target terminal by a data line with audio input port.
5. a kind of multiband high sensitivity brain wave induction bluetooth earphone according to claim 1, is characterized in that: described headset body is also provided with USB interface, carries out exchanges data and charging by USB interface.
6. a kind of multiband high sensitivity brain wave induction bluetooth earphone according to claim 1, is characterized in that: described headset body is also provided with memory module or memory card slot, for storing brain wave data and other data.
7. a kind of multiband high sensitivity brain wave induction bluetooth earphone according to claim 1, is characterized in that: described headset body is also provided with managing electric quantity unit and battery alert unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520331641.5U CN204578743U (en) | 2015-05-21 | 2015-05-21 | A kind of multiband high sensitivity brain wave induction bluetooth earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520331641.5U CN204578743U (en) | 2015-05-21 | 2015-05-21 | A kind of multiband high sensitivity brain wave induction bluetooth earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204578743U true CN204578743U (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520331641.5U Expired - Fee Related CN204578743U (en) | 2015-05-21 | 2015-05-21 | A kind of multiband high sensitivity brain wave induction bluetooth earphone |
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| CN (1) | CN204578743U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902368A (en) * | 2015-05-21 | 2015-09-09 | 成都腾悦科技有限公司 | Multiband high-sensitivity brain wave sensing Bluetooth headset |
| CN107708012A (en) * | 2017-10-16 | 2018-02-16 | 吉安市立讯射频科技股份有限公司 | A kind of portable highly sensitive bluetooth earphone |
-
2015
- 2015-05-21 CN CN201520331641.5U patent/CN204578743U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104902368A (en) * | 2015-05-21 | 2015-09-09 | 成都腾悦科技有限公司 | Multiband high-sensitivity brain wave sensing Bluetooth headset |
| CN107708012A (en) * | 2017-10-16 | 2018-02-16 | 吉安市立讯射频科技股份有限公司 | A kind of portable highly sensitive bluetooth earphone |
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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 |
Granted publication date: 20150819 Termination date: 20160521 |
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| CF01 | Termination of patent right due to non-payment of annual fee |