CN104902391A - Brain wave sensing Bluetooth headset - Google Patents
Brain wave sensing Bluetooth headset Download PDFInfo
- Publication number
- CN104902391A CN104902391A CN201510261945.3A CN201510261945A CN104902391A CN 104902391 A CN104902391 A CN 104902391A CN 201510261945 A CN201510261945 A CN 201510261945A CN 104902391 A CN104902391 A CN 104902391A
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- CN
- China
- Prior art keywords
- brain wave
- bluetooth earphone
- headset body
- brain
- target terminal
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The invention discloses a brain wave sensing Bluetooth headset. A headset body comprises a brain wave sensor, a filtering and amplifying unit, an analog to digital converter and a brain wave acquiring and processing chip which are connected in sequence, wherein the filtering and amplifying unit comprises a first amplifier, a wave trap, a low-pass filter, a band-pass filter and a second amplifier which are of high-impedance differential input and connected in sequence; the headset body is a Bluetooth headset; the brain wave acquiring and processing chip is connected with the control input port of a target terminal through Bluetooth and a control output port for mutual communication; and the headset body is connected with the audio output port of the target terminal through Bluetooth and an audio input port. Through adoption of the brain wave sensing Bluetooth headset, brain wave signals are detected through the Bluetooth headset for interactive communication with the target terminal, and brain waves are filtered and amplified through the filtering and amplifying unit, so that the brain wave signals are acquired and processed more accurately.
Description
Technical field
The present invention relates to bluetooth earphone field, particularly relate to a kind of 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.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of 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 object of the invention is to be achieved through the following technical solutions: a kind of brain wave induction bluetooth earphone, comprise headset body and brain wave sensing unit, brain wave sensing unit comprises the brain wave inductor connected successively, filter and amplification unit, analog to digital converter and acquiring brain waves process chip, 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.Acquiring brain waves process chip to be mated with target terminal by bluetooth and is connected, and intercoms mutually.
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 invention has the beneficial effects as follows:
1) the present invention sets up brain wave inductor, filter and amplification unit, analog to digital converter and acquiring brain waves process chip on bluetooth earphone, realizes detecting eeg signal by bluetooth earphone, comes 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.
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 brain wave induction bluetooth earphone, comprise headset body and brain wave sensing unit, brain wave sensing unit comprises the brain wave inductor, filter and amplification unit, analog to digital converter and the acquiring brain waves process chip that connect successively, 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, and described headset body is bluetooth earphone.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 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.
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 (7)
1. a brain wave induction bluetooth earphone, it is characterized in that: comprise headset body and brain wave sensing unit, brain wave sensing unit comprises the brain wave inductor connected successively, filter and amplification unit, analog to digital converter and acquiring brain waves process chip, 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.
2. a kind of 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 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 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 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 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 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 |
|---|---|---|---|
| CN201510261945.3A CN104902391A (en) | 2015-05-21 | 2015-05-21 | Brain wave sensing Bluetooth headset |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510261945.3A CN104902391A (en) | 2015-05-21 | 2015-05-21 | Brain wave sensing Bluetooth headset |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104902391A true CN104902391A (en) | 2015-09-09 |
Family
ID=54034739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510261945.3A Pending CN104902391A (en) | 2015-05-21 | 2015-05-21 | Brain wave sensing Bluetooth headset |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104902391A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109688508A (en) * | 2019-02-28 | 2019-04-26 | 长春理工大学 | Earphone control system based on brain wave |
| WO2023103265A1 (en) * | 2021-12-07 | 2023-06-15 | 深圳市飞科笛系统开发有限公司 | Brainwave sensing headphones |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101433461A (en) * | 2008-12-04 | 2009-05-20 | 上海大学 | Detection circuit for high-performance brain electrical signal of brain-machine interface |
| EP2200342A1 (en) * | 2008-12-22 | 2010-06-23 | Siemens Medical Instruments Pte. Ltd. | Hearing aid controlled using a brain wave signal |
| CN202759572U (en) * | 2012-08-14 | 2013-02-27 | 福建师范大学 | Multifunctional brain-wave headset |
| CN204633988U (en) * | 2015-05-21 | 2015-09-09 | 成都腾悦科技有限公司 | A kind of brain wave induction bluetooth earphone |
-
2015
- 2015-05-21 CN CN201510261945.3A patent/CN104902391A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101433461A (en) * | 2008-12-04 | 2009-05-20 | 上海大学 | Detection circuit for high-performance brain electrical signal of brain-machine interface |
| EP2200342A1 (en) * | 2008-12-22 | 2010-06-23 | Siemens Medical Instruments Pte. Ltd. | Hearing aid controlled using a brain wave signal |
| CN202759572U (en) * | 2012-08-14 | 2013-02-27 | 福建师范大学 | Multifunctional brain-wave headset |
| CN204633988U (en) * | 2015-05-21 | 2015-09-09 | 成都腾悦科技有限公司 | A kind of brain wave induction bluetooth earphone |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109688508A (en) * | 2019-02-28 | 2019-04-26 | 长春理工大学 | Earphone control system based on brain wave |
| WO2023103265A1 (en) * | 2021-12-07 | 2023-06-15 | 深圳市飞科笛系统开发有限公司 | Brainwave sensing headphones |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150909 |
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| RJ01 | Rejection of invention patent application after publication |