CN204633996U - A kind of portable high sensitivity brain wave induction bluetooth earphone based on NFC - Google Patents
A kind of portable high sensitivity brain wave induction bluetooth earphone based on NFC Download PDFInfo
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- CN204633996U CN204633996U CN201520358506.XU CN201520358506U CN204633996U CN 204633996 U CN204633996 U CN 204633996U CN 201520358506 U CN201520358506 U CN 201520358506U CN 204633996 U CN204633996 U CN 204633996U
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- China
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- nfc
- brain wave
- bluetooth
- bluetooth earphone
- high sensitivity
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Abstract
The utility model discloses the bluetooth earphone of the portable high sensitivity eeg signal based on NFC, 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, 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, headphone body comprises the left ear-hang be fixedly connected sequentially, wear-type hangs part and auris dextra is hung, brain wave inductor hangs part by connecting rod and wear-type and is flexibly connected.Headset body also comprises NFC module, and NFC module is connected with bluetooth module by Bluetooth control circuit, and NFC module is also connected with target terminal by NFC dual-mode antenna.The utility model makes user directly can carry out matching operation by NFC, carries out corresponding action by brain wave control objectives terminal, and manipulation is convenient.
Description
Technical field
The utility model relates to bluetooth earphone field, particularly relates to a kind of bluetooth earphone of the portable high sensitivity eeg signal based on NFC.
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.
At present, bluetooth earphone, when opening and using, needs to carry out Bluetooth pairing setting, and this often needs long period and loaded down with trivial details operating procedure.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of bluetooth earphone of the portable high sensitivity eeg signal based on NFC is provided, make user directly can carry out matching operation by NFC, 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 bluetooth earphone of the portable high sensitivity eeg signal based on NFC, comprise headphone 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 and the brain wave sensor B being distributed in brain occipital region, 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.
Headphone body comprises the left ear-hang, the wear-type that are fixedly connected sequentially and hangs part and auris dextra is hung, brain wave sensor A is fixed on one end of head rod, the other end of head rod hangs part by the first connection rotating shaft and wear-type and is flexibly connected, brain wave sensor B is fixed on one end of the second connecting rod, the other end of the second connecting rod hangs part by the second connection rotating shaft and wear-type and is flexibly connected, and wear-type hangs storage platform part being provided with the depression for accommodating head rod and the second connecting rod.
Headset body also comprises NFC module, and NFC module passes through to realize automatic matching for controlling bluetooth module, the Bluetooth control circuit of communication is connected with bluetooth module, and described NFC module is also connected with target terminal by NFC dual-mode antenna.
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.
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.
Described headset body is also provided with USB interface, carries out exchanges data and charging by USB interface.
Described headset body is also provided with memory module or memory card slot, for storing brain wave data and other data.
Described headset body is also provided with managing electric quantity unit and battery alert unit.
Described NFC dual-mode antenna comprises magnetic FPC antenna, is convenient to be arranged in headset body.
Described NFC module comprises PN532 chip.
The beneficial effects of the utility model are:
1) the utility model has additional brain wave inductor, 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 and the brain wave sensor B being distributed in brain occipital region, 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.
4) the utility model adopts NFC target and mode terminal automatically to identify pairing, when after the code data pair verification success that bluetooth earphone is corresponding to target terminal, bluetooth earphone will open Bluetooth function automatically, and also opened in the lump by the Bluetooth function of NFC mode control objectives terminal, then the fast automatic pairing of bluetooth of bluetooth earphone and target terminal is realized, and then realize bluetooth earphone and be connected alternately with the blue-teeth data of target terminal, communicate very easy to use.
5) launch the eeg signal that connecting rod gets final product accurate acquisition brain frontal region and brain occipital region, amount to connecting rod, make the utility model Headphone structure simple, effectively improve portability of the present utility model.
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 bluetooth earphone of the portable high sensitivity eeg signal based on NFC, comprise headphone 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 and the brain wave sensor B being distributed in brain occipital region, 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.
Headphone body comprises the left ear-hang, the wear-type that are fixedly connected sequentially and hangs part and auris dextra is hung, brain wave sensor A is fixed on one end of head rod, the other end of head rod hangs part by the first connection rotating shaft and wear-type and is flexibly connected, brain wave sensor B is fixed on one end of the second connecting rod, the other end of the second connecting rod hangs part by the second connection rotating shaft and wear-type and is flexibly connected, and wear-type hangs storage platform part being provided with the depression for accommodating head rod and the second connecting rod.
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 also comprises NFC module, and NFC module passes through to realize automatic matching for controlling bluetooth module, the Bluetooth control circuit of communication is connected with bluetooth module, and described NFC module is also connected with target terminal by NFC dual-mode antenna.
On the connecting rod that described NFC dual-mode antenna is arranged on described headset body or on left/right ear-hang.
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.
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 control output end mouth is also connected with target terminal by a data line with audio input port.
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 headset body is also provided with USB interface, carries out exchanges data and charging by USB interface.
Described headset body is also provided with memory module or memory card slot, for storing brain wave data and other data.
Described headset body is also provided with managing electric quantity unit and battery alert unit.
Described NFC dual-mode antenna comprises magnetic FPC antenna, is convenient to be arranged in headset body.
Described NFC module comprises PN532 chip.
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 (9)
1. the bluetooth earphone based on the portable high sensitivity eeg signal of NFC, it is characterized in that: comprise headphone 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 and the brain wave sensor B being distributed in brain occipital region, 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,
Headphone body comprises the left ear-hang, the wear-type that are fixedly connected sequentially and hangs part and auris dextra is hung, brain wave sensor A is fixed on one end of head rod, the other end of head rod hangs part by the first connection rotating shaft and wear-type and is flexibly connected, brain wave sensor B is fixed on one end of the second connecting rod, the other end of the second connecting rod hangs part by the second connection rotating shaft and wear-type and is flexibly connected, and wear-type hangs storage platform part being provided with the depression for accommodating head rod and the second connecting rod;
Headset body also comprises NFC module, and NFC module passes through to realize automatic matching for controlling bluetooth module, the Bluetooth control circuit of communication is connected with bluetooth module, and described NFC module is also connected with target terminal by NFC dual-mode antenna.
2. the bluetooth earphone of a kind of portable high sensitivity eeg signal based on NFC according to claim 1, is characterized in that: described trapper comprises the Chebyshev's band stop filter suppressing 50Hz power frequency component.
3. the bluetooth earphone of a kind of portable high sensitivity eeg signal based on NFC according to claim 1, is characterized in that: described acquiring brain waves process chip comprises TMS320VC5402 chip.
4. the bluetooth earphone of a kind of portable high sensitivity eeg signal based on NFC 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. the bluetooth earphone of a kind of portable high sensitivity eeg signal based on NFC 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. the bluetooth earphone of a kind of portable high sensitivity eeg signal based on NFC 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. the bluetooth earphone of a kind of portable high sensitivity eeg signal based on NFC according to claim 1, is characterized in that: described headset body is also provided with managing electric quantity unit and battery alert unit.
8. the bluetooth earphone of a kind of portable high sensitivity eeg signal based on NFC according to claim 1, is characterized in that: described NFC dual-mode antenna comprises magnetic FPC antenna.
9. the bluetooth earphone of a kind of portable high sensitivity eeg signal based on NFC according to claim 1, is characterized in that: described NFC module comprises PN532 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358506.XU CN204633996U (en) | 2015-05-29 | 2015-05-29 | A kind of portable high sensitivity brain wave induction bluetooth earphone based on NFC |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520358506.XU CN204633996U (en) | 2015-05-29 | 2015-05-29 | A kind of portable high sensitivity brain wave induction bluetooth earphone based on NFC |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204633996U true CN204633996U (en) | 2015-09-09 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520358506.XU Expired - Fee Related CN204633996U (en) | 2015-05-29 | 2015-05-29 | A kind of portable high sensitivity brain wave induction bluetooth earphone based on NFC |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204633996U (en) |
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2015
- 2015-05-29 CN CN201520358506.XU patent/CN204633996U/en not_active Expired - Fee Related
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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: 20150909 Termination date: 20160529 |