CN103680066A - Eye-frame type fatigue detection feedback device - Google Patents
Eye-frame type fatigue detection feedback device Download PDFInfo
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- CN103680066A CN103680066A CN201310572261.6A CN201310572261A CN103680066A CN 103680066 A CN103680066 A CN 103680066A CN 201310572261 A CN201310572261 A CN 201310572261A CN 103680066 A CN103680066 A CN 103680066A
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Abstract
The invention relates to an eye-frame type fatigue detection feedback device which comprises a detector and a feedback device. The detector is arranged on an eye frame body; a brain wave detector comprises a shell, a battery box main PCB installed in the shell, and a front detecting point and a clamping ear detection body which are electrically connected with the main PCB; the main PCB is provided with a Bluetooth transmitter; and the shell is provided with a Bluetooth pairing button. The feedback device is also provided with a Bluetooth receiver; and when a brain wave signal of a brain wave quantization module exceeds a set value, a judging module judges a fatigue state, the signal is sent to a Bluetooth transmission module, the Bluetooth receiver on the feedback device processes the signal, and a circuit of a feedback PCB receives the signal, so that a loudspeaker is driven to produce a sound alarm signal, or an alarm signal lamp is driven to generate a light alarm signal. The sound and light alarm signals are generated to remind the driver, so that the driver can take measures to alleviate fatigue.
Description
Technical field
The instrument that the present invention relates to detection and alerting drivers fatigue driving, more particularly, relates to the fatigue detecting ultramagnifier that a kind of frame worn.
Background technology
At present, fatigue driving causes major reason of traffic hazard.Sail quality of human sleeping poor or not enough, or long-duration driving vehicle, easily occur tired.Driving fatigue can have influence on driver's the aspects such as attention, sensation, consciousness, thinking, judgement, will, decision and motion.After tired, continue steering vehicle, can feel sleepy drowsiness, weakness of limbs, absent minded, judgement declines, and even occurs that absent-minded or moment memory disappears, occurring that action is delayed or too early,, very easily there is road traffic accident in the unsafe factor such as operation pauses or the correction time is improper.
Prevention driving fatigue is the effective way that guarantees traffic safety, when we drive, many times, when we are tired, we do not aware ourselves, so generally do not adopt remission method yet, can cause fatigue driving, therefore, develop the brain fag degree detecting of a kind of simple equipment to driver, and can send alarm signal, remind driver to take fatigue-relieving measure, become the current technical solution problem that needs.
Summary of the invention
The object of the invention is to overcome weak point of the prior art, the fatigue detecting ultramagnifier that provides a kind of frame to wear.
For achieving the above object, the present invention adopts following technical scheme:
A kind of frame fatigue detecting ultramagnifier, it comprises detector and ultramagnifier, detector is arranged on a frame body, E.E.G detecting device comprises housing, is arranged on battery case main PCB plate in housing, survey body with front sensing point and folder ear that main PCB plate is electrically connected, on main PCB plate, be provided with bluetooth transmitters, and on housing, be provided with Bluetooth pairing button.
Described main PCB plate is provided with control circuit, control circuit comprises the information acquisition module to human brain brain wave, signal filtering and amplification module, frequency range is chosen module, brain wave quantization modules, judge module and Bluetooth transmission module, wherein signal acquisition module is surveyed body by front sensing point and folder ear, the eeg signal of human brain is gathered, and send gathering the human brain brain wave coming into signal filtering and amplification module, by signal filtering and amplification module, eeg signal is carried out to filter amplifying processing, and bioelectrical signals is sent into frequency range and choose module, frequency range is chosen module by detecting brain wave signal, choose monograph degree wherein and the signal of allowance and output to brain wave quantization modules, brain wave quantization modules adopts DSP process chip that the reception eeg signal of coming is carried out to preliminary conversion and processing, eeg signal is carried out to quantification treatment, and the eeg signal after quantizing is sent into judge module, judge module is provided with the value of tired signal sets, when eeg signal exceeds this value, be judged as fatigue state, signal is sent into Bluetooth transmission module, give the alarm and tired signal.
The DSP process chip of described brain wave quantization modules is carried out preliminary conversion and processing by the reception eeg signal of coming, input signal is passed through to low-pass filter, pass through again median algorithm peace mean algorithm, adopt again the method for time integral, every several seconds, calculate a notice and the numerical value that loosens power.Eeg signal is carried out to quantification treatment.
Described housing is L-shaped, it comprises protecgulum, bonnet and battery cover board plate, wherein main PCB plate is arranged in protecgulum and bonnet formation cavity, inner side at bonnet is provided with sensing point by eye position end, the other end in the inner side of bonnet is provided with battery cavities, battery cavities outside is provided with battery cover board, and the wire that folder ear is surveyed body passes in battery cavities, connects folder ear and surveys body.
Described ultramagnifier comprises upper shell, lower house, feedback pcb board, battery and loudspeaker, on ultramagnifier, be also provided with Bluetooth Receiver, when the eeg signal of brain wave quantization modules exceeds setting value, judge module is judged as fatigue state, and signal is sent into Bluetooth transmission module, the Bluetooth Receiver signal on ultramagnifier, the circuit of feedback pcb board receives signal, drives loudspeaker to produce sound alarm signal.
Described feedback pcb board is provided with alarming singal lights, when the eeg signal of brain wave quantization modules exceeds setting value, judge module is judged as fatigue state, signal is sent into Bluetooth transmission module, Bluetooth Receiver signal on ultramagnifier, the circuit of feedback pcb board receives signal, drives alarming singal lights, produces light alarm signal.
Described lower house lower end is provided with battery cavities, and battery is inside housed, and lower end is provided with battery cover board, and battery cover board is provided with switch enclosure Bluetooth pairing button.
Described feedback pcb board is arranged between upper shell and lower house in cavity, on feedback pcb board, is provided with and waves inductive coil, in inductive coil upper end, is provided with undulator, and undulator is provided with fork, and fork is through upper shell, and upper end is installed on waves decoration.
Described upper shell is semicircle, waves decoration and is crab pawl tong-like, upper shell and wave decoration and form crab shape profile.
Beneficial effect of the present invention is: fatigue detecting ultramagnifier of the present invention, can as glasses, be worn on front pars subfrontalis sulci cinguli and ear, the front sensing point of front end is pressed close to forehead, can direct-detection eeg signal, folder ear is surveyed body and can be clamped on ear-lobe, also can conveniently detect eeg signal, when the eeg signal of the brain wave quantization modules of detecting device exceeds setting value, judge module is judged as fatigue state, signal is sent into Bluetooth transmission module, Bluetooth Receiver signal on ultramagnifier, the circuit of feedback pcb board receives signal, drive loudspeaker to produce sound alarm signal, or driving alarming singal lights, produce light alarm signal, can two kinds of modes of acousto-optic to reminding driver, make it take fatigue-relieving measure.
Accompanying drawing explanation
Fig. 1 is circuit module figure of the present invention;
Fig. 2 is detector structural drawing of the present invention;
Fig. 3 is ultramagnifier structural drawing of the present invention;
Fig. 4 is detector circuit diagram of the present invention;
Fig. 5 is ultramagnifier circuit diagram of the present invention.
Embodiment
Below in conjunction with Figure of description, the invention will be further described:
As shown in Figure 2, a kind of frame fatigue detecting ultramagnifier disclosed by the invention, it comprises detector and ultramagnifier, detector is arranged on a frame body 7, and detector comprises in housing, housing and is provided with battery cavities and main PCB plate 8, and battery 3 is installed in battery cavities, battery cavities is provided with battery cover board plate 5 outward, survey body 6 with front sensing point 9 and folder ear that main PCB plate 8 is electrically connected, on main PCB plate 8, be provided with bluetooth transmitters, and on housing, have Bluetooth pairing button 1.
Housing in Fig. 2 is L-shaped, it comprises protecgulum 2, bonnet 4 and battery cover board plate 5, wherein main PCB plate 8 is arranged in protecgulum 2 and bonnet 4 formation cavitys, inner side at bonnet 4 is provided with sensing point 9 by eye position end, the other end in the inner side of bonnet 4 is provided with battery cavities, battery cavities outside is provided with battery cover board 5, and the wire that folder ear is surveyed body 6 passes in battery cavities, connects folder ear and surveys body 6.
See Fig. 1-2, shown in Fig. 4, described main PCB plate 8 is provided with control circuit, control circuit comprises the information acquisition module to human brain brain wave, signal filtering and amplification module, frequency range is chosen module, brain wave quantization modules, judge module and Bluetooth transmission module, wherein signal acquisition module is surveyed body by front sensing point and folder ear, the eeg signal of human brain is gathered, and send gathering the human brain brain wave coming into signal filtering and amplification module, by signal filtering and amplification module, eeg signal is carried out to filter amplifying processing, and bioelectrical signals is sent into frequency range and choose module, frequency range is chosen module by detecting brain wave signal, choose monograph degree wherein and the signal of allowance and output to brain wave quantization modules, brain wave quantization modules adopts DSP process chip that the reception eeg signal of coming is carried out to preliminary conversion and processing, eeg signal is carried out to quantification treatment, and the eeg signal after quantizing is sent into judge module, judge module is provided with the value of tired signal sets, when eeg signal exceeds this value, be judged as fatigue state, signal is sent into Bluetooth transmission module, give the alarm and tired signal.The DSP process chip of described brain wave quantization modules is carried out preliminary conversion and processing by the reception eeg signal of coming, input signal is passed through to low-pass filter, pass through again median algorithm peace mean algorithm, adopt again the method for time integral, every several seconds, calculate a notice and the numerical value that loosens power.Eeg signal is carried out to quantification treatment.When turning on the power switch, the power supply IC of power supply boosts into cell voltage the 3.3V voltage that can use for this equipment, simultaneously, this power supply contains low-voltage measuring ability, when cell voltage is inadequate, corresponding LED light can light, reminding user charging or replacing battery.Power supply is to human body signal Acquisition Circuit, electrode by forehead electrode and ear-lobe obtains human body brain wave signal, then in signals collecting MUC, brain wave signal is carried out to filter and amplification, convert corresponding δ, θ, α, μ, β, γ ripple to, dsp chip utilizes the electric signal of this MCU output, it is carried out to modeling, then analyze contrast, judge whether whether this user is in fatigue state.If user detected for fatigue state, this dsp chip can be controlled hummer and sound the alarm, and meanwhile, it also can send one group of specific instruction to Bluetooth transmission circuit, and Bluetooth transmission module sends out this instruction again.
As shown in Figure 3, described ultramagnifier comprises upper shell 12, lower house 17, feedback pcb board 15, battery 3 and loudspeaker 14, on ultramagnifier, be also provided with Bluetooth Receiver, when the eeg signal of brain wave quantization modules exceeds setting value, judge module is judged as fatigue state, signal is sent into Bluetooth transmission module, Bluetooth Receiver signal on ultramagnifier, the circuit of feedback pcb board receives signal, drives loudspeaker 14 to produce sound alarm signal.Described lower house 17 lower ends are provided with battery cavities, and battery 3 is inside housed, and lower end is provided with battery cover board 5, and battery cover board 5 is provided with switch 20 and Bluetooth pairing button 1.Described feedback pcb board 15 is arranged between upper shell 12 and lower house 17 in cavity, on feedback pcb board 15, be provided with and wave inductive coil 15, in inductive coil 16 upper ends, be provided with undulator 11, undulator 11 is provided with fork, fork is through upper shell 12, and upper end is installed on waves decoration 10.Described upper shell 12 semicircles, wave decoration 5 and are crab pawl tong-like, upper shell 12 and wave decoration 10 and form crab shape profiles.Increase ultramagnifier aesthetic property and ornamental.
See shown in Fig. 4-5, described feedback pcb board is provided with alarming singal lights, when the eeg signal of brain wave quantization modules exceeds setting value, judge module is judged as fatigue state, signal is sent into Bluetooth transmission module, the Bluetooth Receiver signal on ultramagnifier, the circuit of feedback pcb board 15 receives signal, drive alarming singal lights, produce light alarm signal.Its specific works principle is as follows: open ultramagnifier power switch, power management IC boosts to cell voltage can feed back body running voltage, the IO pin of MCU can produce certain pulse signal simultaneously, this signal produces reverse control signal by two transistors, MCU controls the power on/off of the different time of these two groups of inductive coils 15 by PWM, produce reverse magnetic effect, attract the undulator 11 on goods of furniture for display rather than for use, control the break-make of 2 groups of inductive coils 16, because this inductive coil 16 only has a job at one time, thereby the magnetic of only having at one time an inductive coil 16 to produce, by different time, attract to wave the undulator 11 of decoration 10 belows, making to wave decoration 10 rocked as the cycle, thereby reach wiggly effect.By triggering Bluetooth pairing button 1, match with bluetooth receiver module; After successful matching, this bluetooth receives the MCU that the specific tired signal of transmitter module is sent to feedback body, if bluetooth receiving end receives the tired instruction of Bluetooth transmission end, this instruction is sent to feedback end MCU, MCU can control the power supply of LED, sends light flash; Meanwhile, this MCU triggers the control IO of voice IC, makes it send the sound that is recorded in voice IC, and voice IC can play back built-in voice by loudspeaker 14, thereby reach acousto-optic, stimulates elimination fatigue state.
In a word, fatigue detecting ultramagnifier of the present invention, can as eyes, be worn on front pars subfrontalis sulci cinguli and ear, the front sensing point 9 of front end is pressed close to forehead, can direct-detection eeg signal, folder ear is surveyed body 6 and can be clamped on ear-lobe, also can conveniently detect eeg signal, when the eeg signal of the brain wave quantization modules of detecting device exceeds setting value, judge module is judged as fatigue state, signal is sent into Bluetooth transmission module, Bluetooth Receiver signal on ultramagnifier, the circuit of feedback pcb board 15 receives signal, drive loudspeaker 14 to produce sound alarm signal, or driving alarming singal lights, produce light alarm signal.Can two kinds of modes of acousto-optic to reminding driver, make it take fatigue-relieving measure.
The above is only to preferred embodiment of the present invention; not scope of the present invention is limited; therefore design under the prerequisite of spirit not departing from the present invention; the equivalence that the common engineering technical personnel in this area do structure of the present invention, feature and principle changes or decorates, and all should fall in the protection domain of the present patent application patent.
Claims (9)
1. an eye frame fatigue detecting ultramagnifier, it comprises detector and ultramagnifier, detector is arranged on a frame body, it is characterized in that: E.E.G detecting device comprises housing, is arranged on battery case main PCB plate in housing, survey body with front sensing point and folder ear that main PCB plate is electrically connected, on main PCB plate, be provided with bluetooth transmitters, and on housing, be provided with Bluetooth pairing button.
2. according to claim 1 frame fatigue detecting ultramagnifier, it is characterized in that: described main PCB plate is provided with control circuit, control circuit comprises the information acquisition module to human brain brain wave, signal filtering and amplification module, frequency range is chosen module, brain wave quantization modules, judge module and Bluetooth transmission module, wherein signal acquisition module is surveyed body by front sensing point and folder ear, the eeg signal of human brain is gathered, and send gathering the human brain brain wave coming into signal filtering and amplification module, by signal filtering and amplification module, eeg signal is carried out to filter amplifying processing, and bioelectrical signals is sent into frequency range and choose module, frequency range is chosen module by detecting brain wave signal, choose monograph degree wherein and the signal of allowance and output to brain wave quantization modules, brain wave quantization modules adopts DSP process chip that the reception eeg signal of coming is carried out to preliminary conversion and processing, eeg signal is carried out to quantification treatment, and the eeg signal after quantizing is sent into judge module, judge module is provided with the value of tired signal sets, when eeg signal exceeds this value, be judged as fatigue state, signal is sent into Bluetooth transmission module, give the alarm and tired signal.
3. according to claim 2 frame fatigue detecting ultramagnifier, it is characterized in that: the DSP process chip of described brain wave quantization modules is carried out preliminary conversion and processing by the reception eeg signal of coming, input signal is passed through to low-pass filter, pass through again median algorithm peace mean algorithm, adopt again the method for time integral, every several seconds, calculate a notice and the numerical value that loosens power, eeg signal is carried out to quantification treatment.
4. according to claim 1 frame fatigue detecting ultramagnifier, it is characterized in that: described housing is L-shaped, it comprises protecgulum, bonnet and battery cover board plate, wherein main PCB plate is arranged in protecgulum and bonnet formation cavity, in the inner side of bonnet, by eye position end, be provided with sensing point, the other end in the inner side of bonnet is provided with battery cavities, and battery cavities outside is provided with battery cover board, the wire that folder ear is surveyed body passes in battery cavities, connects folder ear and surveys body.
5. according to claim 1 frame fatigue detecting ultramagnifier, it is characterized in that: described ultramagnifier comprises upper shell, lower house, feedback pcb board, battery and loudspeaker, on ultramagnifier, be also provided with Bluetooth Receiver, when the eeg signal of brain wave quantization modules exceeds setting value, judge module is judged as fatigue state, signal is sent into Bluetooth transmission module, Bluetooth Receiver signal on ultramagnifier, the circuit of feedback pcb board receives signal, drives loudspeaker to produce sound alarm signal.
6. according to claim 5 frame fatigue detecting ultramagnifier, it is characterized in that: described feedback pcb board is provided with alarming singal lights, when the eeg signal of brain wave quantization modules exceeds setting value, judge module is judged as fatigue state, signal is sent into Bluetooth transmission module, the Bluetooth Receiver signal on ultramagnifier, the circuit of feedback pcb board receives signal, drive alarming singal lights, produce light alarm signal.
7. according to claim 5 frame fatigue detecting ultramagnifier, is characterized in that: described lower house lower end is provided with battery cavities, and battery is inside housed, and lower end is provided with battery cover board, and battery cover board is provided with switch enclosure Bluetooth pairing button.
8. according to claim 5 frame fatigue detecting ultramagnifier, it is characterized in that: described feedback pcb board is arranged between upper shell and lower house in cavity, on feedback pcb board, be provided with and wave inductive coil, in inductive coil upper end, be provided with undulator, undulator is provided with fork, fork is through upper shell, and upper end is installed on waves decoration.
9. according to claim 8 frame fatigue detecting ultramagnifier, is characterized in that: described upper shell is semicircle, waves decoration and is crab pawl tong-like, upper shell and wave decoration and form crab shape profile.
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| CN201310572261.6A CN103680066A (en) | 2013-11-15 | 2013-11-15 | Eye-frame type fatigue detection feedback device |
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| CN201310572261.6A CN103680066A (en) | 2013-11-15 | 2013-11-15 | Eye-frame type fatigue detection feedback device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104757954A (en) * | 2015-05-05 | 2015-07-08 | 奇瑞汽车股份有限公司 | Health monitoring and comfort adjusting system and method for vehicle |
| CN105700690A (en) * | 2016-03-31 | 2016-06-22 | 云南省交通科学研究所 | Mobile platform based electroencephalogram multi-media control system |
| CN106037726A (en) * | 2016-07-18 | 2016-10-26 | 东莞龙昌智能技术研究院 | Multifunctional fatigue monitor |
| CN109754866A (en) * | 2019-01-02 | 2019-05-14 | 浙江强脑科技有限公司 | Attention training method, device and computer readable storage medium |
| EP3298954B1 (en) * | 2015-05-22 | 2023-06-28 | BOE Technology Group Co., Ltd. | Method and device for determining fatigue state of brain |
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| CN104757954A (en) * | 2015-05-05 | 2015-07-08 | 奇瑞汽车股份有限公司 | Health monitoring and comfort adjusting system and method for vehicle |
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Application publication date: 20140326 |