CN204465805U - A kind of blue-tooth device of sleepy assisting automobile driver - Google Patents
A kind of blue-tooth device of sleepy assisting automobile driver Download PDFInfo
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- CN204465805U CN204465805U CN201520070514.4U CN201520070514U CN204465805U CN 204465805 U CN204465805 U CN 204465805U CN 201520070514 U CN201520070514 U CN 201520070514U CN 204465805 U CN204465805 U CN 204465805U
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Abstract
The utility model relates to a kind of blue-tooth device of sleepy assisting automobile driver.It comprises the infrared camera on the bracing frame being arranged on operator's seat of vehicle front and may be worn on driver's bluetooth earphone with it; In particular, described bluetooth earphone comprises a bluetooth main control chip; One micro treatment module, described micro treatment module is connected with bluetooth main control chip; One acceleration transducer, described acceleration transducer monitoring human acceleration above the waist, and by the transfer of data of monitoring to micro treatment module; One database module, described database module stores 300 human eyes and opens the gray level image of closing with 300 human eyes; And buzzer and an audio processing modules.Adopt this device, it can provide and accurately judge whether driver's eyes is in doze state and reminds driver, within 24 hours, can also work, avoid monitoring period mismatch and driver can not be reminded, thus decrease the probability that traffic accident occurs because of sleepy.
Description
Technical field
The utility model relates to a kind of blue-tooth device of sleepy assisting automobile driver.
Background technology
Instantly, automobile industry develop rapidly, particularly family car increase very fast especially.The problem of such driving safety is also just following.Driver drowsy is a big factors of driving safety.Chinese utility model patent application number is that 201220405797.X discloses a kind of anti-drowsy bluetooth earphone, and it comprises gravity sensitive module and bluetooth earphone main body.Its operation principle: earphone is hung and is worn on ear, under driver's waking state, head is kept upright substantially, and now earphone normally can use Bluetooth function, and driver is when dozing off, head generally understands run-off the straight, once exceed critical angle (vertical direction > 15-25), will trigger buzzer and sending alarm sound, with watchful human pilot, once head recovers normal condition, then stop alarm, thus driver is reminded to keep clear-headed.Adopt this device, substantially can solve the problem that driver drowsy is driven.But this device also exists a shortcoming: bow when possessing a person by thing when driver regains consciousness, this device also can trigger buzzer and send sound, intelligent not.And when for a long time using and allow this device be in non-equilibrium state, the mercury direction switch in its gravity sensitive module automatically reset due to malfunctioning being difficult to, so that bluetooth earphone can be made constantly to give the alarm sound.
Drive night and the most easily occur occurring because of sleepy traffic accident, be particularly engaged in the heavy truck driver of long-distance transport.And the cause of some Drowse-proof devices at night due to light of existing market, the precise information about driver drowsy state can not be provided, often there is erroneous judgement.
Utility model content
In order to solve the problems of the technologies described above, the purpose of this utility model aims to provide a kind of blue-tooth device of sleepy assisting automobile driver, and it accurately can judge whether driver is in doze state and is given the alarm by bluetooth earphone.
To achieve these goals, technical solution adopted in the utility model is as follows:
A blue-tooth device for sleepy assisting automobile driver, comprises the infrared camera on the bracing frame being arranged on operator's seat of vehicle front and may be worn on driver's bluetooth earphone with it; It is characterized in that: described bluetooth earphone comprises
One bluetooth main control chip;
One micro treatment module; Described micro treatment module is connected with bluetooth main control chip;
One acceleration transducer; Described acceleration transducer monitoring human acceleration above the waist, and by the transfer of data of monitoring to micro treatment module;
One database module; Described database module stores 300 human eyes and opens the gray level image of closing with 300 human eyes;
And buzzer and an audio processing modules;
Further, described infrared camera comprises image capture module, image processing module and wireless launcher.
Further, described bluetooth main control chip supports HFP agreement and A2DP agreement, and adopts bluetooth 4.0 specification.
The beneficial effects of the utility model: the accekeration of the human eye state grey-level image frame that infrared camera is taken by microprocessor module and acceleration monitoring upper half of human body is comprehensively analyzed, accurately can show whether driver is in doze state, in order to avoid judge by accident and cause in time not making bluetooth earphone sound a buzzer, and due to infrared camera can 24 hours monitoring driving person's eye states, avoid the mismatch of monitoring period, be conducive to monitoring and reminding driver at any time, thus decrease the probability that traffic accident occurs because of sleepy.
Accompanying drawing explanation
Fig. 1 is the utility model device connection diagram.
Embodiment
As shown in Figure 1, the blue-tooth device of this sleepy assisting automobile driver, comprises infrared camera and bluetooth earphone.
Wherein, to catch driver's eyes on the bracing frame that infrared camera is arranged on operator's seat of vehicle front, the catching range of infrared camera is the long 80cm based on its dead ahead, wide 100cm, the three-dimensional sense of high 60cm.Infrared camera can work for 24 hours.Further, infrared camera comprises image capture module, image processing module and wireless launcher.Under infrared camera overcomes visible illumination condition, illumination is to the image gathering image, adopts active infrared light source to obtain image.According to infrared imaging principle, image capture module takes bright pupil eye image, and the gray level image of bright pupil eyes is transferred to image processing module.After image processing module receives bright pupil grey-level image frame, start that enhancing process is carried out to bright pupil eye image and obtain simulating dark pupil image; Image processing module calculates according to the difference image of bright pupil image and the dark pupil image of simulation again, selects the grey-level image frame of candidate's eye areas.The grey-level image frame of candidate's eye areas is sent to the bluetooth main control chip in bluetooth earphone by wireless launcher.Wherein, wireless launcher is launched based on Bluetooth protocol.
Bluetooth earphone is pleasant fills in driver's ear, what deserves to be explained is, the change of the In-Ear bluetooth earphone also bluetooth earphone of wear-type, monaural formula, dual-lug type.
Bluetooth earphone comprises a bluetooth main control chip, a micro treatment module, an acceleration transducer, a database module, a buzzer and an audio processing modules.
Bluetooth main control chip receives the grey-level image frame of the candidate's eye areas transmitted from infrared camera based on Bluetooth protocol, and the grey-level image frame of candidate's eye areas is transferred to micro treatment module.Bluetooth main control chip also will complete the Treatment Analysis of audio signal and the transmission of all kinds of triggering signal.Bluetooth main control chip supports HFP agreement and A2DP agreement, and adopts bluetooth 4.0 specification.The bluetooth wearable device of HFP form supports that cell-phone function is more complete, user can on bluetooth wearable device operating handset set redial, reservations of sending a telegram here, send a telegram here and refuse hands-free options such as listening.A2DP is that advanced audio transmits specification, allows transmission stereo audio signal.A2DP can allow two to support equally, and the device that bluetooth audio transmits is connected to each other, and can export the music as CD Quality (16bits, 44.1kHz).Bluetooth 4.0 specification is the up-to-date Bluetooth specification of province's power consumption, greatly reduces the power consumption of whole earphone, has saved power supply.Bluetooth main control chip and smart mobile phone complete coupling and communication function.
Acceleration transducer and micro treatment module are interconnected.Acceleration transducer monitoring human acceleration above the waist, and by the transfer of data of monitoring to micro treatment module.
Database module is also had with microprocessor module is interconnective.Database module stores 300 human eyes and opens the gray level image of closing with 300 human eyes.
Microprocessor module according to algorithm, the comprehensive grey-level image frame analyzing the candidate's eye areas transmitted from bluetooth main control chip and the accekeration transmitted from acceleration transducer.Wherein, when microprocessor module analyzes the grey-level image frame of candidate eye areas, 300 human eyes transferring from database module the prophet's experience that prestores are opened the gray level image of closing with 300 human eyes and are carried out contrast eliminating, finally confirm human eye state.
The workflow of microprocessor module is as follows:
1, when the accekeration that driver head swings exceedes threshold values.If grey-level image frame that microprocessor module analyzes candidate eye areas belongs to and opens, then microprocessor module thinks that driver is clear-headed.
2, when the accekeration that driver head swings exceedes threshold values.If the grey-level image frame of microprocessor module analysis candidate eye areas belongs to closedown, then microprocessor module thinks that driver is doze, and by information transmission to bluetooth main control chip.
3, when the accekeration that driver head swings is no more than threshold values.If grey-level image frame that microprocessor module analyzes candidate eye areas belongs to and opens, then microprocessor module thinks that driver is clear-headed.
4, when the accekeration that driver head swings is no more than threshold values.If the grey-level image frame of microprocessor module analysis candidate eye areas belongs to closedown, then microprocessor module thinks that driver is doze, and by information transmission to bluetooth main control chip.
Buzzer and bluetooth main control chip are interconnected.Bluetooth main control chip receives the warning information transmitted from microprocessor module, and trigger buzzer immediately and to give the alarm sound, meanwhile, first priority is given buzzer by bluetooth main control chip, interrupts other all operations.
Audio processing modules completes the Processing tasks of audio signal.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and specification just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a blue-tooth device for sleepy assisting automobile driver, comprises the infrared camera on the bracing frame being arranged on operator's seat of vehicle front and may be worn on driver's bluetooth earphone with it; It is characterized in that: described bluetooth earphone comprises
One bluetooth main control chip;
One micro treatment module; Described micro treatment module is connected with bluetooth main control chip;
One acceleration transducer; Described acceleration transducer monitoring human acceleration above the waist, and by the transfer of data of monitoring to micro treatment module;
One database module; Described database module stores 300 human eyes and opens the gray level image of closing with 300 human eyes;
And buzzer and an audio processing modules.
2. the blue-tooth device of a kind of sleepy assisting automobile driver according to claim 1, is characterized in that: described infrared camera comprises image capture module, image processing module and wireless launcher.
3. the blue-tooth device of a kind of sleepy assisting automobile driver according to claim 1, is characterized in that: described bluetooth main control chip supports HFP agreement and A2DP agreement, and adopts bluetooth 4.0 specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520070514.4U CN204465805U (en) | 2015-01-30 | 2015-01-30 | A kind of blue-tooth device of sleepy assisting automobile driver |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520070514.4U CN204465805U (en) | 2015-01-30 | 2015-01-30 | A kind of blue-tooth device of sleepy assisting automobile driver |
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| CN204465805U true CN204465805U (en) | 2015-07-08 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017079903A1 (en) * | 2015-11-10 | 2017-05-18 | 深圳市柔宇科技有限公司 | Head-mounted display device and display method thereof |
| CN110460925A (en) * | 2019-03-08 | 2019-11-15 | 美律电子(深圳)有限公司 | Earphone and system for converting sensing data |
| CN112019960A (en) * | 2019-05-28 | 2020-12-01 | 深圳市冠旭电子股份有限公司 | Method for monitoring scenes by utilizing earphone, device and readable storage medium |
-
2015
- 2015-01-30 CN CN201520070514.4U patent/CN204465805U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017079903A1 (en) * | 2015-11-10 | 2017-05-18 | 深圳市柔宇科技有限公司 | Head-mounted display device and display method thereof |
| CN107209391A (en) * | 2015-11-10 | 2017-09-26 | 深圳市柔宇科技有限公司 | A kind of head-mounted display apparatus and its display methods |
| CN110460925A (en) * | 2019-03-08 | 2019-11-15 | 美律电子(深圳)有限公司 | Earphone and system for converting sensing data |
| CN112019960A (en) * | 2019-05-28 | 2020-12-01 | 深圳市冠旭电子股份有限公司 | Method for monitoring scenes by utilizing earphone, device and readable storage medium |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 518100 Longgang Longgang District, Shenzhen, Guangdong Province Patentee after: Shenzhen YaCode Technology Co., Ltd. Address before: 518172 Ailiangzhangbei Village, Longgang District, Shenzhen City, Guangdong Province Patentee before: Subfamily moral Electronics Co., Ltd. of Shenzhen |
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| CP03 | Change of name, title or address |