CN2873239Y - Device for inducing brain wave synchronization - Google Patents
Device for inducing brain wave synchronization Download PDFInfo
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- CN2873239Y CN2873239Y CN 200620033474 CN200620033474U CN2873239Y CN 2873239 Y CN2873239 Y CN 2873239Y CN 200620033474 CN200620033474 CN 200620033474 CN 200620033474 U CN200620033474 U CN 200620033474U CN 2873239 Y CN2873239 Y CN 2873239Y
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Abstract
The utility model discloses a device to induce synchronization of brain waves. The device consists of an input of audio signals, a sound channel separation circuit, a playing controller, an amplifying circuit and an output. The utility model is characterized in that the input of audio signals is connected with the sound channel separation circuit to separate the input audio signals into a main channel and an assistant channel; the sound channel separation circuit is connected with the play controller which controls the phase transformation of the sound channel separation circuit; the outputs of audio signals of the left and the right channel of the sound channel separation circuit are connected with the switch circuit and then get through the amplifying circuit to the output and the control end of the switch circuit is connected with the playing controller to control the switch. The device of the utility model has the advantages that the utility model can efficiently induce brain waves and is convenient to combine with prior players and is simple to operate.
Description
Technical field
This utility model relates to a kind of brain wave inductive technology, mainly relates to a kind of mutual stimulus method of the short sound of left and right sides that adopts and induces the synchronous device of brain wave.
Background technology
Modern medicine shows about the scientific achievement that the audition of E.E.G drives: with sound, during as the vibratory stimulation brain of rhythmic ticktack, tone or noise, use EEG to monitor brain, found that brain really with the acoustic phase same frequency under respond rhythmic auditory stimulus to increase cerebral activity.
Research worker finds that when our brain entered the α state, our health can produce some useful materials, and blood pressure can become normally, and it is stable that pulse becomes, and nervous organ is loosened, and our health can be dynamic once more.And think that this also is a kind of learning state of the best.Scientists is thought: " utilize physical principle and means, study and solve biological problem, this is a big feature of life sciences ".Therefore, there are many people to utilize physical sound, light, brain electricity and frequency resonance principle now, attempt to study and solve people's brain or psychological problems, for example, how to eliminate the fatigue of brain? how to improve attention or improve memory effect? wherein, popular in the synchronous mode of employing sound, photoinduction brain wave.
Though employing sound, light induce the synchronous method of brain wave can produce certain effect jointly, this kind method also just is applicable to and has a rest and relaxation state, and can't be real be applied among the students in learning process.Its underlying cause is exactly: in order to improve the mode that inductive effect has adopted photostimulation, so user can only use closing under the situation of eyes owing in the method.Next is the normally a kind of ears cadence signal of mode that stimulates of the sound that adopts in the method and the combination of audio signal, and it mainly is to utilize periodic cadence signal to produce effect of stimulation.Therefore, the application of this method on can not adapt teaching.
If can make students be in best E.E.G state all the time in the process of study, promptly alpha state then can make the student improve the effect of study under the state that loosens.
Modern medicine study is verified, exist various bioelectrics among people's the central nervous system, when giving environmental stimuli, can produce the bio electricity relevant with this environmental stimuli changes, when people's ear hears short stimulation respectively, also can bring out listener's brain wave, the brain electricity of its generation is called as auditory evoked potential, this method is applied in the audition of medical science detects, the audition state that this method adopts very brief single-tone or pure tone to be widely used in test subject usually.
The utility model content
The purpose of this utility model is to provide a kind of mutual stimulus method of the short sound of left and right sides that adopts to induce the synchronous device of brain wave, utilize this device to stimulate with the organon auditus of specific mutual stimulus frequency to the user left and right sides, voice (or music) sound that the people was heard play, again can be under the stimulation of mutual variation sound about periodicity, make user produce periodic auditory evoked potential, on specific frequency, produce synchronously with this brain wave that brings out user.
The technical scheme that this utility model adopted is:
A kind of mutual stimulus method of the short sound of left and right sides that adopts is induced the synchronous device of brain wave, include audio signal input end, the channel separation circuit part that contains phse conversion, playing controller and amplifying circuit and outfan, it is characterized in that, be in series with the channel separation circuit part on the audio signal input end, the audio signal of input is divided into the master, auxilliary sound channel, the channel separation circuit part is connected to the playing controller of its phse conversion of control, the left side of channel separation circuit part, the right channel audio signal outfan is connected to on-off circuit, through exporting to behind the on-off circuit behind the amplifying circuit, be connected with the playing controller that gauge tap opens and closes on the control end of on-off circuit to outfan.
Additional technical feature is as follows:
In the described device, also include low pass, high-pass filtering circuit in audio signal input.
In the described device, between the left and right sound channels outfan and on-off circuit of channel separation part, also be connected with the Phase Processing circuit of audio signal.
In the described device, be circumscribed with bone conduction earphone (also can connect common earphone or insert earphone) at outfan.
In the described device, include microprocessor chip, memory chip and input/output end port in its control circuit, its control end is connected with on-off circuit with the channel separation part respectively.
In the described device, on control circuit, also be connected with input button and.
In the described device, in on-off circuit and power amplification circuit that outfan is connected, also comprise volume control circuit.
The beneficial effects of the utility model are: by the audio signal of this method and device processing, can make left and right sound channels play audio frequency (voice or music) signal with the form of main and auxiliary sound channel in turn with difference on the frequency by specific frequency, its result is equivalent to the organon auditus of left and right side has been applied a tone-pip stimulus signal respectively, thereby when it is play in turn by specific frequency, formed a kind of stimulus signal, thereby can induce the brain wave of user to produce resonance at this specific Frequency point with characteristic frequency.And compare with the audio signal that common playing device is play by the audio signal that this method and device are play, the acoustic signals that just imposes on the user organon auditus alternately occurs in turn at its left and right side, and do not change the intrinsic property of this audio signal, thereby can not exert an adverse impact to human body.
This device can be handled the voice signal in the audiovisual teaching equipment that uses now; make its formation have the voice signal of certain incentive action; make students in the process of study, can be in a kind of E.E.G state of the best all the time; especially when using bone-conduction speaker to play; the student can be learnt under the state that loosens; the efficient of study is improved, can plays the effect of protection student audition again, suitable students is used for a long time.
This utility model also can be applied to existing player easily, and easy to use, easy to manufacture.
Description of drawings
Fig. 1 is the schematic block circuit diagram of this utility model embodiment.
The specific embodiment
Below in conjunction with drawings and Examples this utility model is further specified.
Embodiment one of the present utility model, a kind of synchronous device of brain wave of inducing, its schematic block circuit diagram includes the audio signal input, channel separation circuit part, on-off circuit, amplifying circuit and outfan as shown in Figure 1; Input audio signal is after the processing of signal input part lease making high pass filter and low pass filter, send into the channel separation circuit part that is in series with it, control command according to playing controller, the audio signal of input is carried out being divided into the master after frequency difference processing and/or the Phase Processing, the audio signal of auxilliary sound channel and with it via a left side, R channel exports the input of on-off circuit respectively to, at this moment, main, audio signal on the auxilliary sound channel is respectively high, low frequency and/or audio signal (for just, negative polarity is different), export to behind the on-off circuit that connects behind the amplifying circuit to outfan via being attached thereto respectively, the control circuit that the control end of on-off circuit and its switch of control open and close is connected.On control circuit, be connected with input button and, in order to receive the order and the display device current working state of user.Control circuit partly is made up of microprocessor chip, memory chip and I/O and USB interface etc., carry out control work by little process chip according to the default requirement of user, make it switch on off state on the left and right sound channels in turn, thereby make left and right sound channels carry out conversion and according to the mode of frequency difference or the mode one after the other sounding of opposite polarity with the operating frequency that user is selected according to control command.
Need to prove, when selecting the difference frequency working method, the main sound channel of this moment, as be L channel, the audio signal of its broadcast is the high signal of frequency, and R channel is auxilliary sound channel, the audio signal of its broadcast is the low signal of frequency, vice versa.Main sound channel will be R channel in its next working cycle, and L channel becomes auxilliary sound channel.If when selecting the working method of opposite polarity (180 °), the audio signal that main sound channel is play is the signal of primary frequency, and the audio signal that auxilliary sound channel is play is that frequency is identical, its opposite polarity signal.
In the above-described embodiments, outside outfan, can be connected to bone conduction earphone or common earphone (insert earphone).Because the characteristic of bone conduction earphone make result of broadcast not affected by environment, and the minor effect of its broadcast is better than common earphone.The effect that also has protection user audition simultaneously.
Claims (6)
1. induce the synchronous device of brain wave for one kind, include audio signal input end, the channel separation circuit part that contains phse conversion, playing controller and amplifying circuit and outfan, it is characterized in that, be in series with the channel separation circuit part on the audio signal input end, the audio signal of input is divided into the master, auxilliary sound channel, the channel separation circuit part is connected to the playing controller of its phse conversion of control, the left side of channel separation circuit part, the right channel audio signal outfan is connected to on-off circuit, through exporting to behind the on-off circuit behind the amplifying circuit, be connected with the playing controller that gauge tap opens and closes on the control end of on-off circuit to outfan.
2. device according to claim 1 is characterized in that, is circumscribed with bone-conduction speaker at outfan.
3. device according to claim 1 is characterized in that, includes microprocessor chip, memory chip and input/output end port in its control circuit, and its control end is connected with on-off circuit with the channel separation part respectively.
4. device according to claim 1 is characterized in that, between the left and right sound channels outfan and on-off circuit of channel separation part, also is connected with the Phase Processing circuit of audio signal.
5. device according to claim 1 is characterized in that audio signal input end also includes low pass, high-pass filtering circuit.
6. device according to claim 1 is characterized in that, in on-off circuit and power amplification circuit that outfan is connected, also comprises volume control circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620033474 CN2873239Y (en) | 2006-03-20 | 2006-03-20 | Device for inducing brain wave synchronization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620033474 CN2873239Y (en) | 2006-03-20 | 2006-03-20 | Device for inducing brain wave synchronization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2873239Y true CN2873239Y (en) | 2007-02-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620033474 Expired - Fee Related CN2873239Y (en) | 2006-03-20 | 2006-03-20 | Device for inducing brain wave synchronization |
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| Country | Link |
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| CN (1) | CN2873239Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101745186B (en) * | 2008-12-05 | 2012-01-11 | 宏达国际电子股份有限公司 | Brain wave simulator |
| CN105496753A (en) * | 2015-11-30 | 2016-04-20 | 许容杰 | Cerebrum resonance data process system, massage device and method based on audio control |
-
2006
- 2006-03-20 CN CN 200620033474 patent/CN2873239Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101745186B (en) * | 2008-12-05 | 2012-01-11 | 宏达国际电子股份有限公司 | Brain wave simulator |
| CN105496753A (en) * | 2015-11-30 | 2016-04-20 | 许容杰 | Cerebrum resonance data process system, massage device and method based on audio control |
| CN105496753B (en) * | 2015-11-30 | 2018-05-25 | 许容杰 | Data handling system, massage device and the method for brain resonance based on audio frequency control |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070228 Termination date: 20130320 |