CN105007549A - Portable brain wave induction bluetooth headset based on NFC - Google Patents
Portable brain wave induction bluetooth headset based on NFC Download PDFInfo
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- CN105007549A CN105007549A CN201510283328.3A CN201510283328A CN105007549A CN 105007549 A CN105007549 A CN 105007549A CN 201510283328 A CN201510283328 A CN 201510283328A CN 105007549 A CN105007549 A CN 105007549A
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- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
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Abstract
The present invention discloses a portable brain wave induction bluetooth headset based on NFC, comprising a headset body and a brain wave inducting unit, wherein the brain wave inducting unit comprises brain wave inductors, filtering amplification units, a multipath selection switch, an analog-to-digital converter and a brain wave acquisition processing chip which are connected in order, each filtering amplification unit comprises a first amplifier, a trap filter, a low pass filter, a band pass filter and a second amplifier which are connected in order, the headset body is a bluetooth headset, the headset body comprises a left ear hook, a head-wearing hanging element and a right ear hook which are fixedly connected in order, the brain wave inductors are movably connected with the head-wearing hanging element through connecting rods, the headset body also comprises an NFC module which is connected with a bluetooth module through a bluetooth control circuit and is connected with an object terminal through an NFC transmit-receive antenna. Through adoption of the portable brain wave induction bluetooth headset of the present invention, a user can perform matching operation directly through the NFC and can control the object terminal to perform corresponding action through brain waves, thus convenient control is achieved.
Description
Technical field
The present invention relates to bluetooth earphone field, particularly relate to a kind of portable brain electric wave based on NFC 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.
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.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of portable brain electric wave based on NFC to respond to bluetooth earphone, make user directly can carry out matching operation by NFC, carry out corresponding action by brain wave control objectives terminal, manipulation is convenient.
The object of the invention is to be achieved through the following technical solutions: a kind of induction of the portable brain electric wave based on NFC bluetooth earphone, 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, brain wave inductor 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.
Headphone body comprises the left ear-hang, the wear-type that are fixedly connected sequentially and hangs part and auris dextra is hung, multiple brain wave inductors are fixed on one end of one or more connecting rod, and the other end of one or more connecting rod hangs part by one or more connecting rod connection rotating shaft and wear-type and lives.
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.
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 invention has the beneficial effects as follows:
1) the present invention 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 present invention 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 present invention 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.
4) launch connecting rod and get final product accurate acquisition eeg signal, amount to connecting rod, make Headphone structure of the present invention simple, effectively improve portability of the present invention.
Accompanying drawing explanation
Fig. 1 is the circuit block diagram of brain wave of the present invention induction bluetooth earphone;
Fig. 2 is the circuit block diagram of filter and amplification unit of the present invention.
Embodiment
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail, but protection scope of the present invention is not limited to the following stated.
As shown in Figure 1, a kind of induction of the portable brain electric wave based on NFC bluetooth earphone, 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, brain wave inductor 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.
Headphone body comprises the left ear-hang, the wear-type that are fixedly connected sequentially and hangs part and auris dextra is hung, multiple brain wave inductors are fixed on one end of one or more connecting rod, and the other end of one or more connecting rod hangs part by one or more connecting rod connection rotating shaft and wear-type and lives.
Brain wave inductor comprises 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.
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 present invention, 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 induction of the portable brain electric wave based on a NFC bluetooth earphone, 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, brain wave inductor 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,
Headphone body comprises the left ear-hang, the wear-type that are fixedly connected sequentially and hangs part and auris dextra is hung, multiple brain wave inductors are fixed on one end of one or more connecting rod, the other end of one or more connecting rod hangs part by one or more connecting rod connection rotating shaft with wear-type and is flexibly connected, wear-type hang part inside be provided with for receive connecting rod and the accepting groove of the depression adapted with it;
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. a kind of induction of the portable brain electric wave based on NFC 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 induction of the portable brain electric wave based on NFC bluetooth earphone according to claim 1, is characterized in that: described acquiring brain waves process chip comprises TMS320VC5402 chip.
4. a kind of induction of the portable brain electric wave based on NFC 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 induction of the portable brain electric wave based on NFC 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 induction of the portable brain electric wave based on NFC 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 induction of the portable brain electric wave based on NFC 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.
8. a kind of induction of the portable brain electric wave based on NFC bluetooth earphone according to claim 1, is characterized in that: described NFC dual-mode antenna comprises magnetic FPC antenna.
9. a kind of induction of the portable brain electric wave based on NFC bluetooth earphone according to claim 1, is characterized in that: described NFC module comprises PN532 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510283328.3A CN105007549A (en) | 2015-05-29 | 2015-05-29 | Portable brain wave induction bluetooth headset based on NFC |
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| CN201510283328.3A CN105007549A (en) | 2015-05-29 | 2015-05-29 | Portable brain wave induction bluetooth headset based on NFC |
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| CN201510283328.3A Pending CN105007549A (en) | 2015-05-29 | 2015-05-29 | Portable brain wave induction bluetooth headset based on NFC |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016192454A1 (en) * | 2015-05-29 | 2016-12-08 | 成都腾悦科技有限公司 | Nfc-based bluetooth earphone sensing electroencephalographic α wave signal |
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| JPH08196638A (en) * | 1995-01-27 | 1996-08-06 | Mitsubishi Precision Co Ltd | Optimum brain wave stimulator |
| CN2753289Y (en) * | 2004-11-22 | 2006-01-25 | 中国科学院心理研究所 | Electroencephalo signal amplifier |
| CN101433461A (en) * | 2008-12-04 | 2009-05-20 | 上海大学 | Detection circuit for high-performance brain electrical signal of brain-machine interface |
| CN202759572U (en) * | 2012-08-14 | 2013-02-27 | 福建师范大学 | Multifunctional brain-wave headset |
| CN203135874U (en) * | 2013-03-23 | 2013-08-14 | 青岛歌尔声学科技有限公司 | NFC bluetooth device |
| CN103501378A (en) * | 2013-08-15 | 2014-01-08 | 沈阳华立德电子科技有限公司 | Bluetooth mobile phone with NFC function |
| CN103716725A (en) * | 2013-12-19 | 2014-04-09 | 刘雪涛 | Head-mounted mindset |
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- 2015-05-29 CN CN201510283328.3A patent/CN105007549A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08196638A (en) * | 1995-01-27 | 1996-08-06 | Mitsubishi Precision Co Ltd | Optimum brain wave stimulator |
| CN2753289Y (en) * | 2004-11-22 | 2006-01-25 | 中国科学院心理研究所 | Electroencephalo signal amplifier |
| CN101433461A (en) * | 2008-12-04 | 2009-05-20 | 上海大学 | Detection circuit for high-performance brain electrical signal of brain-machine interface |
| CN202759572U (en) * | 2012-08-14 | 2013-02-27 | 福建师范大学 | Multifunctional brain-wave headset |
| CN203135874U (en) * | 2013-03-23 | 2013-08-14 | 青岛歌尔声学科技有限公司 | NFC bluetooth device |
| CN103501378A (en) * | 2013-08-15 | 2014-01-08 | 沈阳华立德电子科技有限公司 | Bluetooth mobile phone with NFC function |
| CN103716725A (en) * | 2013-12-19 | 2014-04-09 | 刘雪涛 | Head-mounted mindset |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2016192454A1 (en) * | 2015-05-29 | 2016-12-08 | 成都腾悦科技有限公司 | Nfc-based bluetooth earphone sensing electroencephalographic α wave signal |
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Application publication date: 20151028 |
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