CN202776331U - Bluetooth transmission spectacles capable of driver fatigue physiological signal collection - Google Patents
Bluetooth transmission spectacles capable of driver fatigue physiological signal collection Download PDFInfo
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- CN202776331U CN202776331U CN 201220441768 CN201220441768U CN202776331U CN 202776331 U CN202776331 U CN 202776331U CN 201220441768 CN201220441768 CN 201220441768 CN 201220441768 U CN201220441768 U CN 201220441768U CN 202776331 U CN202776331 U CN 202776331U
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Abstract
The utility model discloses Bluetooth transmission spectacles capable of driver fatigue physiological signal collection. The spectacles comprise a sensor group and a Bluetooth transmission module. The sensor group comprises a nose bridge myoelectricity sensor for detecting the eye blinking frequency of a driver and a head EEG (electroencephalo-graph) sensor for detecting the electroencephalographic wave frequency of the driver, wherein the outputs of the nose bridge myoelectricity sensor and the head EEG sensor are connected with the input of the Bluetooth transmission module respectively, and the data detected by the sensors are outputted to the outside through the Bluetooth transmission module. The Bluetooth transmission spectacles are convenient for positioning and wearing, collect the physiological signals by use of the nose bridge myoelectricity sensor and the head EEG sensor, have the characteristics of low data volume, direct and comprehensive effects, no need of complex processing and no risk of privacy disclosure, can accurately detect the physiological signals of drivers in driver fatigue conditions, helps the accurate and timely judgment of driver fatigue degree of drivers in management departments, and plays an important role in reducing traffic accidents.
Description
Technical field
This utility model relates to a kind of glasses, and the fatigue driving physiological signal that particularly relates to a kind of Bluetooth transmission gathers glasses.
Background technology
At present, prior art mainly is divided into following two large classes for the instrument of preventing driver fatigue driving:
One class is the fatigue driving detecting instrument centered by car take car manufactures as representative, and it is the travel conditions by the detection automobile, such as: whether walk " snakelike " route, whether suddenly suddenly wait slowly soon, indirectly judge driver's fatigue conditions.Obviously, this driver tired driving detecting instrument and determination methods thereof exist a lot of uncertain, and accuracy is lower.
Another kind of is fatigue driving detecting instrument centered by the driver, mainly comprise following two kinds: a kind of is to adopt photographic head (or other instruments) to gather driver's facial image information (mainly being eyes), obtain the number of times that eyes blink through Computer Processing again, judge driver's fatigue conditions with this; Another kind is to adopt method medically to detect brain wave basically, judges driver's fatigue conditions.Yet also there is following weak point in this class detecting instrument on detection means and date processing:
1, people's head location problem: generally need photographic head and a high performance computer more than two in the car of motion, just can finish the collection of facial image information, so that complicated operation, the driver is difficult for finishing, and in addition, price is also higher.Therefore, what see at present all is single camera, and single camera in fact finish head location be relatively the difficulty.
2, the acquisition problems of facial image information: require user can not wear sunglasses, this is that (particularly driver wear polarizer) can filter most infrared ray, ultraviolet and reflect away visible light because sunglasses.In addition, adopt facial image information to gather physiological signal, also have the weak points such as data volume is large, processing is complicated.Therefore, the collection of facial image information is very limited in actual applications.
3. privacy problem: adopt photographic head that the driver is carried out the appearance image information collecting, probably cause some privacy of driver to be exposed.
4, detect the brain wave problem: need to wear the fastening headgear of similar bathing cap on driver's head, there are many electrodes headgear inside, and people's long periods of wear is very uncomfortable, and date processing is also very complicated, is difficult to use at common car.
The utility model content
The purpose of this utility model is to overcome the deficiency of prior art, provide a kind of fatigue driving physiological signal of Bluetooth transmission to gather glasses, its basis at existing glasses increases the function that gathers and transmit driver's fatigue driving physiological signal, not only solve the location and worn problem, and fatigue driving data that can the Obtaining Accurate driver, help relevant administration section accurately to judge driver's fatigue driving degree.
The technical scheme that its technical problem that solves this utility model adopts is: the fatigue driving physiological signal of Bluetooth transmission gathers glasses, and these glasses are equipped with:
The sensor group is used for Real-time Collection driver's physiological data, and this sensor group comprises bridge of the nose myoelectric sensor, for detection of driver's the eyes number of times that blinks; Head brain electric transducer is for detection of driver's brain wave frequency;
The Bluetooth transmission module is used for external the transmission of data;
Wherein, the output of bridge of the nose myoelectric sensor and head brain electric transducer is connected to respectively the input of Bluetooth transmission module, by the Bluetooth transmission module bridge of the nose myoelectric sensor and the detected data of head brain electric transducer is externally exported.
Described sensor group also comprises ear's pressure signal sensor, for detection of the yawning number of times of driver; The output of this ear's pressure signal sensor is connected to the input of described Bluetooth transmission module, by described Bluetooth transmission module these ear's detected data of pressure signal sensor is externally exported.
Described glasses comprise two lenses, are positioned at the two relatively inner nose supports of two lenses and two legs of spectacles of the relative outer end that is positioned at two lenses; Described bridge of the nose myoelectric sensor is a pair of, have two electrodes, two electrodes of this a pair of bridge of the nose myoelectric sensor are installed on respectively two nose supports, and described head brain electric transducer adopts connecting band to be connected between two legs of spectacles, and described Bluetooth transmission module is installed on a wherein leg of spectacles.
Described glasses comprise two lenses, are positioned at the two relatively inner nose supports of two lenses and two legs of spectacles of the relative outer end that is positioned at two lenses; Described bridge of the nose myoelectric sensor is a pair of, have two electrodes, two electrodes of this a pair of bridge of the nose myoelectric sensor are installed on respectively two nose supports, and described head brain electric transducer adopts connecting band to be connected between two legs of spectacles, and described Bluetooth transmission module is installed on a wherein leg of spectacles; Described ear pressure signal sensor is a pair of, and these two ear's pressure signal sensors are installed on respectively the rear end of two legs of spectacles.
Described glasses also are equipped with supply module, are used to described sensor group and described Bluetooth transmission module for power supply.
Described supply module comprises chargeable battery, battery charge control circuit, mu balanced circuit and USB interface; USB interface is connected with the input of battery charge control circuit, the output of battery charge control circuit is connected to the positive pole of chargeable battery, the input of mu balanced circuit is connected to the positive pole of chargeable battery, and the output of mu balanced circuit consists of feeder ear, is used to described sensor group and described Bluetooth transmission module for power supply.
The model of the Master control chip of described Bluetooth transmission module is BC358239A, and the data that this Master control chip receives by the external wireless transmit of Bluetooth antenna or the USB pin connection data line by this Master control chip be the data that receive of transmission externally.
One end of described connecting band is connected in the wherein rear end of a leg of spectacles, and the other end of described connecting band is connected in the rear end of another leg of spectacles, and described head brain electric transducer is connected on the described connecting band.
Described connecting band is for having elastic elastic cord.
Described glasses are for there being the frame glasses.
The fatigue driving physiological signal of Bluetooth transmission of the present utility model gathers glasses, and is when the driver uses, convenient as wearing sunglasses or approximate glasses.After wearing, the driver only needs by connecting band head brain electric transducer to be pulled to its brain centerline (with driver's comfortable wearing, and can detect the brain wave frequency and be as the criterion), can utilize head brain electric transducer that its brain wave frequency is detected, utilize a pair of bridge of the nose myoelectric sensor that its eyes number of times that blinks is detected, and utilize two ear's pressure signal sensors that its yawning number of times is detected.
Compared with prior art, the beneficial effects of the utility model are,
1, owing to directly at the glasses of prior art bridge of the nose myoelectric sensor is installed, head brain electric transducer etc., so that the characteristics relieving fatigue driving physiological signal acquisition instrument that this utility model not only can utilize glasses conveniently to wear (is bridge of the nose myoelectric sensor, head brain electric transducer etc.) location and wear problem, and can utilize bridge of the nose myoelectric sensor and head brain electric transducer to detect driver's fatigue driving physiological signal, it is compared with the mode of traditional detection brain wave with face-image/pictorial information collection, it is little to have data volume, directly, comprehensively, not needing complicated processing to process can transmit, can satisfy the transmission requirement of 2G/3G network G PRS data or voice-grade channel fully, the characteristics such as the individual privacy of can not exposing, can help the accurate and timely judgement driver's of relevant administration section fatigue driving degree, play a great role for reducing vehicle accident;
2, because glasses also are equipped with ear's pressure signal sensor, so that this utility model can be with ear's pressure signal sensor as auxiliary physiological signal acquisition instrument, the data that detect in conjunction with bridge of the nose myoelectric sensor and head brain electric transducer, help relevant administration section accurate analysis and grasp driver's fatigue driving information, thereby help relevant administration section faster, more accurate, more in time the driver is driven guiding, thereby further reduce the generation of vehicle accident;
3, it adopts the Bluetooth transmission module that the data that above-mentioned bridge of the nose myoelectric sensor, head brain electric transducer etc. detects are launched, and has the connection data of avoiding line, the characteristics such as easy to operate.
4, because the Master control chip of its Bluetooth transmission module adopts the BC358239A chip, so that the utlity model has the function of bluetooth, USB dual-transfer mode, namely, this utility model can pass through the external wireless transmit data of Bluetooth antenna, also can be by the external the transmission of data of USB pin connection data line of BC358239A chip, therefore, this utility model makes the user select suitable data transfer mode according to self needs for the user provides two kinds of data transfer modes.
Below in conjunction with drawings and Examples this utility model is described in further detail; But the fatigue driving physiological signal of a kind of Bluetooth transmission of the present utility model gathers glasses and is not limited to embodiment.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the circuit diagram (having two data inputs) of Bluetooth transmission module of the present utility model and supply module;
Fig. 3 is another circuit diagram (having four data inputs) of Bluetooth transmission module of the present utility model and supply module.
The specific embodiment
Embodiment sees also shown in Figure 1ly, and the fatigue driving physiological signal of Bluetooth transmission of the present utility model gathers glasses, and these glasses are equipped with:
The sensor group is used for Real-time Collection driver's physiological data, and this sensor group comprises a pair of bridge of the nose myoelectric sensor 5, for detection of driver's the eyes number of times that blinks; And a head brain electric transducer 6, for detection of driver's brain wave frequency;
A Bluetooth transmission module 8 is used for external the transmission of data;
A supply module 7;
Wherein, the output of a pair of bridge of the nose myoelectric sensor 5 and head brain electric transducer 6 is connected to respectively the input of Bluetooth transmission module 8, and supply module 7 is bridge of the nose myoelectric sensor 5, head brain electric transducer 6 and 8 power supplies of Bluetooth transmission module.
As a kind of preferred, the sensor group also comprises a pair of ear pressure signal sensor 10, for detection of the yawning number of times of driver; The output of this a pair of ear pressure signal sensor 10 is connected to respectively the input of above-mentioned Bluetooth transmission module 8, and this a pair of ear pressure signal sensor 10 is powered by above-mentioned supply module 7.
Specifically, above-mentioned glasses comprise two lenses 1, two nose supports 2, two legs of spectacles 3 and picture frame 4, here, picture frame 4 can be half frame, it also can be full frame, two lenses are embedded in respectively the left and right sides of picture frame, and two nose supports 2 are installed on respectively on the relatively inner picture frame 4 of corresponding two lenses 1, and two legs of spectacles 3 are connected on the picture frame 4 of relative outer end of corresponding two lenses 1.Above-mentioned a pair of bridge of the nose myoelectric sensor 5 has two electrodes, these two electrodes are installed on respectively two nose supports 2, head brain electric transducer 6 adopts connecting band 9 to be connected between two legs of spectacles 3, two ear's pressure signal sensors 10 are installed on respectively the rear end of two legs of spectacles, Bluetooth transmission module 8 is installed on the wherein front end of a leg of spectacles, supply module 7 is installed on the front end (certainly, this Bluetooth transmission module 8 and supply module 7 also can be installed on the same leg of spectacles) of another leg of spectacles.Electrical connecting wires between above-mentioned each sensor and Bluetooth transmission module 8 and the supply module 7, and the electrical connecting wires concealed installation between Bluetooth transmission module 8 and the supply module 7 is in the picture frame 4 of glasses, in the mirror lower limb 3 and in the connecting band 9.
Specifically, an end of above-mentioned connecting band 9 is connected in the wherein rear end of a leg of spectacles, and the other end of connecting band 9 is connected in the rear end of another leg of spectacles, and above-mentioned head brain electric transducer 6 is connected in the stage casing of connecting band 9.Above-mentioned connecting band 9 is for having elastic elastic cord, and certainly, above-mentioned connecting band 9 also can be adjustable length and do not have elastic belt body, and it can by regulating the cooperate degree of its one or both ends and leg of spectacles, perhaps change its length by the increase adjusting button.So, make things convenient for this connecting band 9 and any one driver's head size to be complementary.
As a kind of preferred, see also shown in Figure 1ly, above-mentioned supply module 7 comprises chargeable battery 71, battery charge control circuit (being built in the leg of spectacles), mu balanced circuit (being built in the leg of spectacles) and USB interface 72.See also shown in Figure 2ly, USB interface J3 is the USB interface 72 among Fig. 1, and chargeable battery CON1 is the chargeable battery 71 among Fig. 1; Battery charge control circuit is that chip U2 and the peripheral circuit thereof of VA7205DF forms by the chip model, and mu balanced circuit is that chip U3 and the peripheral circuit thereof of RT913-18CB forms by the chip model; The Bluetooth transmission module comprises that the chip model is Master control chip U1, Bluetooth antenna T1 and the peripheral circuit composition thereof of BC358239A; Chargeable battery CON1 charges by battery charge control circuit and USB interface J3, positive pole output VBATT power supply after the output voltage stabilizing after the mu balanced circuit voltage stabilizing is processed of this chargeable battery CON1, supplying power for outside end IV8 output by mu balanced circuit is used to each sensor of Bluetooth transmission module and the sensor group to power.The output of above-mentioned bridge of the nose myoelectric sensor 5 and head brain electric transducer 6 is held the MIC pin that is input to Master control chip U1 from data input pin IN1 end and the IN2 of Bluetooth transmission module respectively, after processing, Master control chip U1 goes out from the Bluetooth antenna T1 wireless transmit of Bluetooth transmission module, after perhaps making USB pin (i.e. the L8 of Master control chip U2, L9 foot among the figure) the connection data line of Master control chip U1, outwards transmit from the USB pin of Master control chip U1.Behind the L8 of this Master control chip U1, L9 foot connection data line, this Bluetooth transmission module 9 is converted to the USB transmission mode by the blue teeth wireless emission mode.Two of the Bluetooth transmission module data inputs adopt respectively the both-end balanced input among Fig. 2, and its anti-interference is better.By the data input pin of this Bluetooth transmission module is suitably revised, can make two data input pin be extended to plural data input pin, so that this Bluetooth transmission module has the data input pin that connects ear's pressure signal sensor outfan.As shown in Figure 3, the Bluetooth transmission module has four data input: IN1 ends, IN2 end, IN3 end, IN4 end in Fig. 3, and these four data inputs adopt single-ended uneven input.Here, also can make this Bluetooth transmission module have three data inputs, that is, make one of them data input pin of this Bluetooth transmission module adopt the both-end balanced input, make all the other two data inputs of this Bluetooth transmission module adopt single-ended uneven input.
The fatigue driving physiological signal of Bluetooth transmission of the present utility model gathers glasses, and when needing charging, making its USB interface 72 connect the usb data line can charge to the chargeable battery 71 of its supply module.When using this utility model, the driver is convenient as wearing sunglasses or approximate glasses, neither have and adopt facial image information to gather existing driver's head location hard problem, in the time of also can useful medical detection brain wave, the fastening headgear that needs on driver's head to wear similar bathing cap causes the uncomfortable problem of people's long periods of wear.After wearing, the driver only needs by connecting band 9 head brain electric transducer 6 to be pulled to its brain centerline and gets final product.In testing process, the number of times that blinks of 5 pairs of driver's eyes of a pair of bridge of the nose myoelectric sensor detects constantly, 6 couples of drivers' of head brain electric transducer brain wave frequency detects constantly, 10 pairs of yawning number of times of driver of ear's pressure signal sensor detect constantly, and the result that each sensor will detect respectively exports to Bluetooth transmission module 8 constantly, pass through after treatment its Bluetooth antenna T1 wireless transmit to the management system of relevant administration section by Bluetooth transmission module 8, after perhaps making the USB pin connection data line of Master control chip U1, the Bluetooth transmission pattern is converted to the USB transmission mode, outwards be transferred to the management system of relevant administration section from the USB pin of Master control chip U1, help relevant administration section to judge accurately and in time whether the driver is in fatigue driving state.When driver's the eyes number of times that blinks is equal to or greater than 22.6 times/40 seconds, and driver's brain wave frequency can judge that the driver has entered fatigue driving state when being lower than 8Hz.Relevant administration section is according to the data of determination and analysis, can adopt the driver who enters fatigue driving state the mode such as voice reminder that the driver is reminded intervention, perhaps vehicle carried out remote intervention control, greatly reduces the generation of vehicle accident with this.
Above-described embodiment only is used for further specifying the fatigue driving physiological signal collection glasses of Bluetooth transmission of the present utility model; but this utility model is not limited to embodiment; every foundation technical spirit of the present utility model all falls in the protection domain of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment does.
Claims (10)
1. the fatigue driving physiological signal of Bluetooth transmission gathers glasses, and it is characterized in that: these glasses are equipped with:
The sensor group is used for Real-time Collection driver's physiological data, and this sensor group comprises bridge of the nose myoelectric sensor, for detection of driver's the eyes number of times that blinks; Head brain electric transducer is for detection of driver's brain wave frequency;
The Bluetooth transmission module is used for external the transmission of data;
Wherein, the output of bridge of the nose myoelectric sensor and head brain electric transducer is connected to respectively the input of Bluetooth transmission module, by the Bluetooth transmission module bridge of the nose myoelectric sensor and the detected data of head brain electric transducer is externally exported.
2. the fatigue driving physiological signal of Bluetooth transmission according to claim 1 gathers glasses, and it is characterized in that: described sensor group also comprises ear's pressure signal sensor, for detection of the yawning number of times of driver; The output of this ear's pressure signal sensor is connected to the input of described Bluetooth transmission module, by described Bluetooth transmission module these ear's detected data of pressure signal sensor is externally exported.
3. the fatigue driving physiological signal of Bluetooth transmission according to claim 1 gathers glasses, it is characterized in that: described glasses comprise two lenses, are positioned at the two relatively inner nose supports of two lenses and two legs of spectacles of the relative outer end that is positioned at two lenses; Described bridge of the nose myoelectric sensor is a pair of, have two electrodes, two electrodes of this a pair of bridge of the nose myoelectric sensor are installed on respectively two nose supports, and described head brain electric transducer adopts connecting band to be connected between two legs of spectacles, and described Bluetooth transmission module is installed on a wherein leg of spectacles.
4. the fatigue driving physiological signal of Bluetooth transmission according to claim 2 gathers glasses, it is characterized in that: described glasses comprise two lenses, are positioned at the two relatively inner nose supports of two lenses and two legs of spectacles of the relative outer end that is positioned at two lenses; Described bridge of the nose myoelectric sensor is a pair of, have two electrodes, two electrodes of this a pair of bridge of the nose myoelectric sensor are installed on respectively two nose supports, and described head brain electric transducer adopts connecting band to be connected between two legs of spectacles, and described Bluetooth transmission module is installed on a wherein leg of spectacles; Described ear pressure signal sensor is a pair of, and these two ear's pressure signal sensors are installed on respectively the rear end of two legs of spectacles.
5. the fatigue driving physiological signal of each described Bluetooth transmission gathers glasses according to claim 1-4, and it is characterized in that: described glasses also are equipped with supply module, are used to described sensor group and described Bluetooth transmission module for power supply.
6. the fatigue driving physiological signal of Bluetooth transmission according to claim 5 gathers glasses, and it is characterized in that: described supply module comprises chargeable battery, battery charge control circuit, mu balanced circuit and USB interface; USB interface is connected with the input of battery charge control circuit, the output of battery charge control circuit is connected to the positive pole of chargeable battery, the input of mu balanced circuit is connected to the positive pole of chargeable battery, and the output of mu balanced circuit consists of feeder ear, is used to described sensor group and described Bluetooth transmission module for power supply.
7. the fatigue driving physiological signal of each described Bluetooth transmission gathers glasses according to claim 1-4, it is characterized in that: the model of the Master control chip of described Bluetooth transmission module is BC358239A, and the data that this Master control chip receives by the external wireless transmit of Bluetooth antenna or the USB pin connection data line by this Master control chip be the data that receive of transmission externally.
According to claim 3 or the fatigue driving physiological signal of 4 described Bluetooth transmission gather glasses, it is characterized in that: an end of described connecting band is connected in the wherein rear end of a leg of spectacles, the other end of described connecting band is connected in the rear end of another leg of spectacles, and described head brain electric transducer is connected on the described connecting band.
9. the fatigue driving physiological signal of Bluetooth transmission according to claim 7 gathers glasses, and it is characterized in that: described connecting band is for having elastic elastic cord.
10. the fatigue driving physiological signal of Bluetooth transmission according to claim 1 gathers glasses, and it is characterized in that: described glasses are for there being the frame glasses.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220441768 CN202776331U (en) | 2012-08-31 | 2012-08-31 | Bluetooth transmission spectacles capable of driver fatigue physiological signal collection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220441768 CN202776331U (en) | 2012-08-31 | 2012-08-31 | Bluetooth transmission spectacles capable of driver fatigue physiological signal collection |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606245A (en) * | 2013-11-08 | 2014-02-26 | 北京工业大学 | Fatigue driving detection early warning system based on Bluetooth brain wave earphone and Android mobile phone |
| CN104484570A (en) * | 2014-12-18 | 2015-04-01 | 联想(北京)有限公司 | Electronic terminal and information processing method |
| CN106344032A (en) * | 2016-09-12 | 2017-01-25 | 成都理工大学 | Wearable medical monitoring equipment |
| JP2021121355A (en) * | 2017-08-25 | 2021-08-26 | 京セラ株式会社 | Measuring apparatus and measuring method |
-
2012
- 2012-08-31 CN CN 201220441768 patent/CN202776331U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606245A (en) * | 2013-11-08 | 2014-02-26 | 北京工业大学 | Fatigue driving detection early warning system based on Bluetooth brain wave earphone and Android mobile phone |
| CN103606245B (en) * | 2013-11-08 | 2015-11-18 | 北京工业大学 | Fatigue driving based on Bluetooth brain wave earphone and Android mobile phone detects early warning system |
| CN104484570A (en) * | 2014-12-18 | 2015-04-01 | 联想(北京)有限公司 | Electronic terminal and information processing method |
| CN104484570B (en) * | 2014-12-18 | 2020-12-18 | 联想(北京)有限公司 | Electronic terminal and information processing method |
| CN106344032A (en) * | 2016-09-12 | 2017-01-25 | 成都理工大学 | Wearable medical monitoring equipment |
| JP2021121355A (en) * | 2017-08-25 | 2021-08-26 | 京セラ株式会社 | Measuring apparatus and measuring method |
| JP7023403B2 (en) | 2017-08-25 | 2022-02-21 | 京セラ株式会社 | Measuring device and measuring method |
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