CN102279243B - Method and system for detecting alcohol inside car - Google Patents
Method and system for detecting alcohol inside car Download PDFInfo
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- CN102279243B CN102279243B CN201110120510.9A CN201110120510A CN102279243B CN 102279243 B CN102279243 B CN 102279243B CN 201110120510 A CN201110120510 A CN 201110120510A CN 102279243 B CN102279243 B CN 102279243B
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 170
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000012360 testing method Methods 0.000 claims abstract description 90
- 238000004891 communication Methods 0.000 claims description 23
- 238000001514 detection method Methods 0.000 claims description 21
- 230000035622 drinking Effects 0.000 claims description 15
- 230000001476 alcoholic effect Effects 0.000 claims description 7
- 238000007689 inspection Methods 0.000 claims description 3
- 239000008280 blood Substances 0.000 abstract description 2
- 210000004369 blood Anatomy 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
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Abstract
The invention discloses a system and method for prompting alcohol information inside a car through a mobile terminal. Alcohol test sensors are arranged corresponding to seats inside the car. A car microprocessor comprises a test value acquiring module, an information confirming module, a warning information generating module and a mobile terminal, wherein the test value acquiring module is used for reading test values of all the alcohol test sensors after alcohol is detected in the air inside the car by the alcohol test sensors, thereby acquiring the alcohol concentration of each alcohol test sensor; the information confirming module is used for confirming the seats corresponding to the detected alcohol and the blood alcohol concentration values of passengers on the seats; the warning information generating module is used for generating warning information and sending the warning information to the mobile terminal corresponding to a preset number in a wireless mode; and the mobile terminal is used for receiving the warning information and prompting a car owner according to the warning information. The system and method disclosed by the invention are used for judging whether a driver drives a car in a drunk or intoxicated state and then prompting the car owner through the mobile terminal, thereby ensuring the driving safety.
Description
Technical field
The invention belongs to automotive field, relate in particular to a kind of automotive interior alcohol detection method and system.
Background technology
Along with the development of mobile terminal, user is also more and more to the requirement of mobile terminal function.
In prior art, for driving when intoxicated or drink-driving, it is all the item of traffic key-point management, whether traffic police tests driver by alcohol tester to drive when intoxicated or drink-driving, once detect, driver drives when intoxicated or drink-driving, will be to this driver measure that inflicts a rigorous punishment.
In specific implementation process, whether driver generally can carry some alcohol monitors and detect oneself to belong to and drive when intoxicated.But while running into more worried thing, driver often can forget and carry out alcohol monitoring, drives when intoxicated once belong to, will bring uncertain hazards to the passenger in driver and car.
Whether how can utilize the electronic system in car, to automatically identify driver and drive when intoxicated or drink-driving, avoid some uncertain hazards, guarantee driving safety, be one of direction of technical field of mobile terminals research.
Summary of the invention
The object of the present invention is to provide a kind of automotive interior alcohol detection method and system, be intended to automatically identify driver and whether drive when intoxicated or drink-driving, avoid some uncertain hazards, guarantee driving safety.
The present invention is achieved in that a kind of automotive interior alcohol detection method, said method comprising the steps of:
By airborne alcoholic content in alcohol screen test sensor inspection vehicle, wherein, the seat in the corresponding car of described alcohol screen test sensor arranges;
In air, exist after alcohol there being alcohol screen test sensor to detect in car, automobile microprocessor reads the detected value of all alcohol screen test sensors, obtains the alcohol concentration of each alcohol screen test sensor;
According to seat corresponding to the definite alcohol detecting of the alcohol concentration of each alcohol screen test sensor and the BAC value of this seat occupant, be included in each top, seat in car alcohol screen test sensor is installed, form sensor array, the microprocessor of described automobile draws airborne alcohol concentration distribution situation in car according to the detected value of each alcohol screen test sensor, and then definite occupant's that drinks position, after determining the occupant's that drinks position, according to the alcohol concentration value of this position, according to pre-stored transformational relation, calculate the BAC value that generates this occupant,
The degree that judges described BAC value belongs to scope or drunk scope after drinking, generates information warning prompting occupant; And judge whether the position that described alcohol screen test sensor is corresponding is driver's seat, if send warning message to automobile wireless communication module, by wireless communication module, send to the car owner's number prestoring.
Wherein, described alcohol screen test sensor detects in car and exists after alcohol in air, by look-at-me, notifies automobile microprocessor to read the detected value of all alcohol screen test sensors.
Wherein, described alcohol screen test sensor is realized communication by I2C bus and described automobile microprocessor.
Wherein, after generating information warning prompting occupant's step, described method is further comprising the steps of:
Judge whether automobile stops travelling, if stop, not travelling, continue prompting occupant.
The present invention is achieved in that a kind of automotive interior alcohol detection system, and described system comprises alcohol screen test sensor and automobile microprocessor,
Described alcohol screen test sensor, for detection of airborne alcoholic content in car, wherein, the seat in the corresponding car of described alcohol screen test sensor arranges;
Described automobile microprocessor, specifically comprises:
Detected value acquisition module, for existing after alcohol, read the detected value of all alcohol screen test sensors, obtain the alcohol concentration of each alcohol screen test sensor there being alcohol screen test sensor air in car to be detected;
Information determination module, be used for according to seat corresponding to the definite alcohol detecting of the alcohol concentration of each alcohol screen test sensor and the BAC value of this seat occupant, be included in each top, seat in car alcohol screen test sensor is installed, form sensor array, the microprocessor of described automobile draws airborne alcohol concentration distribution situation in car according to the detected value of each alcohol screen test sensor, and then definite occupant's that drinks position, after determining the occupant's that drinks position, according to the alcohol concentration value of this position, according to pre-stored transformational relation, calculate the BAC value that generates this occupant,
Reminding module, belongs to after drinking after scope or drunk scope for the degree in the described BAC value of judgement, generates information warning prompting occupant.
Described system also comprises with described automobile microprocessor and also comprises wireless communication module, it is characterized in that, described information determination module belongs to after drinking after scope or drunk scope the personnel that judge automobile driver seat position, send warning message to described wireless communication module, by described wireless communication module, send to the car owner's number prestoring.
Wherein, described alcohol screen test sensor detects in car and exists after alcohol in air, by look-at-me, notifies microprocessor to read the detected value of all alcohol screen test sensors.
Wherein, described alcohol screen test sensor is realized communication by I2C bus and described microprocessor.
Wherein, described system also comprises with described automobile microprocessor and also comprises wireless communication module,
Wherein, described automobile microprocessor also comprises:
Judge module, for generating at described reminding module after information warning prompting occupant, judges whether automobile stops travelling, if stop, not travelling, and continues to control described reminding module prompting occupant.
The embodiment of the present invention detects in car and in air, exists after alcohol by being arranged on alcohol screen test sensor in car, automobile microprocessor reads the detected value of all alcohol screen test sensors, obtain the alcohol concentration of each alcohol screen test sensor, determine BAC value, if the degree of BAC value belongs to scope or drunk scope after drinking, generate information warning prompting occupant, can utilize the electronic system in car, whether automatically identify driver drives when intoxicated or drink-driving, some uncertain hazards have been avoided, guaranteed driving safety.
Accompanying drawing explanation
Fig. 1 is the process flow diagram of automotive interior alcohol detection embodiment of the method provided by the invention;
Fig. 2 is the distribution schematic diagram of automotive interior alcohol screen test sensor provided by the invention;
Fig. 3 is the structural drawing of automotive interior alcohol detection system embodiment provided by the invention.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
Fig. 1 shows the embodiment flow process of automotive interior alcohol detection method provided by the invention.
In step S101, by airborne alcoholic content in alcohol screen test sensor inspection vehicle.
Wherein, the seat in the corresponding car of alcohol screen test sensor arranges, and refers to Fig. 2.
In step S102, in air, exist after alcohol there being alcohol screen test sensor to detect in car, automobile microprocessor reads the detected value of all alcohol screen test sensors, obtains the alcohol concentration of each alcohol screen test sensor.
Wherein, described alcohol screen test sensor is realized communication by I2C bus and described automobile microprocessor.Described alcohol screen test sensor detects in car and exists after alcohol in air, by look-at-me, notifies automobile microprocessor to read the detected value of all alcohol screen test sensors.
In step S103, according to seat corresponding to the definite alcohol detecting of the alcohol concentration of each alcohol screen test sensor and the BAC value of this seat occupant.
In step S104, judge that the degree of described BAC value belongs to scope or drunk scope after drinking, generate information warning prompting occupant.
In specific implementation process, judge whether the position that described alcohol screen test sensor is corresponding is driver's seat, if send warning message to automobile wireless communication module, by wireless communication module, send to the car owner's number prestoring, such as 3G wireless communication module.
In step S105, judge whether automobile stops travelling, if stop, travelling, carry out step S101, if stop, not travelling, proceed step S104.
The present invention specifically describes as follows.
People, after drinking, can be contained alcohol in the gas of outwards breathing out, therefore, when the people who drinks is in car, in the air in car, will contain alcohol, by the alcohol screen test sensor shown in Fig. 2, can detect in car and contain alcohol in air, and can measure alcohol concentration value.
And the gas that occupant breathes out after drinking can form and contain the cloud cluster of gas actually above corresponding seat, and progressively diffusion, the closer to the space of human body head, alcohol content is just more, and alcohol concentration is just larger; Otherwise, the place from human body head away from more, alcohol content is just fewer, and alcohol concentration is just less.Therefore,, if if detect the alcohol concentration of top, a certain seat in car higher than the alcohol concentration of other tops, seat by the alcohol screen test sensor shown in Fig. 2, the occupant that can determine this seat drinks.And, can also go out by the alcohol screen test sensor measurement shown in Fig. 2 the alcohol concentration of this occupant's correspondence position, and according to the transformational relation that sets in advance, calculate the alcohol concentration generating in blood of human body, thereby judge that this occupant is scope or drunk scope after drinking.
Refer to Fig. 2, the embodiment of the present invention is by installing alcohol screen test sensor above each seat in car, form sensor array, when arbitrary alcohol screen test sensor detects after alcoholic content, the detected value of notifying the microprocessor of automobile to read all alcohol screen test sensors by look-at-me, obtains the alcohol concentration of each point.
Afterwards, the microprocessor of automobile draws airborne alcohol concentration distribution situation in car according to the detected value of each alcohol screen test sensor, and then determines the occupant's that drinks position.After determining the occupant's that drinks position, according to the alcohol concentration value of this position, according to pre-stored transformational relation, calculate the BAC value that generates this occupant, and then this occupant that drinks belongs to scope or drunk scope after drinking.
The alcohol detection method that the embodiment of the present invention provides, not only framework is simple, and it is convenient to realize, and cost is low, can effectively prevent to drive when intoxicated or drunk driving.
Fig. 3 shows the structure of the automotive interior alcohol detection system that the embodiment of the present invention provides, and described system comprises alcohol screen test sensor 31 and automobile microprocessor 32.
Described alcohol screen test sensor 31 is for detection of airborne alcoholic content in car.Wherein, the seat in the corresponding car of described alcohol screen test sensor arranges, and specifically refers to Fig. 2.
Described automobile microprocessor 32 specifically comprises detected value acquisition module 321, information determination module 322, reminding module 323, wireless communication module 324 and judge module 325.
Wherein, at alcohol screen test sensor 31, detect in car and in air, exist after alcohol, detected value acquisition module 321 reads the detected value of all alcohol screen test sensors, obtains the alcohol concentration of each alcohol screen test sensor.
Reminding module 323 belongs to after drinking after scope or drunk scope in the degree of the described BAC value of judgement, generates information warning prompting occupant.
The personnel that judge automobile driver seat position, belong to after drinking after scope or drunk scope, information determination module 322 sends warning messages to described wireless communication module 324, sends to the car owner's number prestoring by wireless communication module 324.
At described reminding module 323, generate after information warning prompting occupant, judge module 325 judges whether automobile stops travelling, if stop, not travelling, and continues to control described reminding module 323 prompting occupants.
Wherein, described alcohol screen test sensor 31 is realized communication by I2C bus and described microprocessor 32.Described alcohol screen test sensor 31 detects in car and exists after alcohol in air, by look-at-me, notifies microprocessor 32 to read the detected value of all alcohol screen test sensors 31.
The embodiment of the present invention detects in car and in air, exists after alcohol by being arranged on alcohol screen test sensor in car, automobile microprocessor reads the detected value of all alcohol screen test sensors, obtain the alcohol concentration of each alcohol screen test sensor, determine BAC value, if the degree of BAC value belongs to scope or drunk scope after drinking, generate information warning prompting occupant, can utilize the electronic system in car, whether automatically identify driver drives when intoxicated or drink-driving, some uncertain hazards have been avoided, guaranteed driving safety.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in protection scope of the present invention.
Claims (8)
1. an automotive interior alcohol detection method, is characterized in that, said method comprising the steps of:
By airborne alcoholic content in alcohol screen test sensor inspection vehicle, wherein, the seat in the corresponding car of described alcohol screen test sensor arranges;
In air, exist after alcohol there being alcohol screen test sensor to detect in car, automobile microprocessor reads the detected value of all alcohol screen test sensors, obtains the alcohol concentration of each alcohol screen test sensor;
According to seat corresponding to the definite alcohol detecting of the alcohol concentration of each alcohol screen test sensor and the BAC value of this seat occupant, be included in each top, seat in car alcohol screen test sensor is installed, form sensor array, the microprocessor of described automobile draws airborne alcohol concentration distribution situation in car according to the detected value of each alcohol screen test sensor, and then definite occupant's that drinks position, after determining the occupant's that drinks position, according to the alcohol concentration value of this position, according to pre-stored transformational relation, calculate the BAC value that generates this occupant,
The degree that judges described BAC value belongs to scope or drunk scope after drinking, generates information warning prompting occupant; And judge whether the position that described alcohol screen test sensor is corresponding is driver's seat, if send warning message to automobile wireless communication module, by wireless communication module, send to the car owner's number prestoring.
2. automotive interior alcohol detection method as claimed in claim 1, is characterized in that, described alcohol screen test sensor detects in car and exists after alcohol in air, by look-at-me, notifies automobile microprocessor to read the detected value of all alcohol screen test sensors.
3. automotive interior alcohol detection method as claimed in claim 1, is characterized in that, described alcohol screen test sensor is realized communication by I2C bus and described automobile microprocessor.
4. automotive interior alcohol detection method as claimed in claim 1, is characterized in that, after generating information warning prompting occupant's step, described method is further comprising the steps of:
Judge whether automobile stops travelling, if stop, not travelling, continue prompting occupant.
5. an automotive interior alcohol detection system, is characterized in that, described system comprises alcohol screen test sensor and automobile microprocessor,
Described alcohol screen test sensor, for detection of airborne alcoholic content in car, wherein, the seat in the corresponding car of described alcohol screen test sensor arranges;
Described automobile microprocessor, specifically comprises:
Detected value acquisition module, for existing after alcohol, read the detected value of all alcohol screen test sensors, obtain the alcohol concentration of each alcohol screen test sensor there being alcohol screen test sensor air in car to be detected;
Information determination module, be used for according to seat corresponding to the definite alcohol detecting of the alcohol concentration of each alcohol screen test sensor and the BAC value of this seat occupant, be included in each top, seat in car alcohol screen test sensor is installed, form sensor array, the microprocessor of described automobile draws airborne alcohol concentration distribution situation in car according to the detected value of each alcohol screen test sensor, and then definite occupant's that drinks position, after determining the occupant's that drinks position, according to the alcohol concentration value of this position, according to pre-stored transformational relation, calculate the BAC value that generates this occupant,
Reminding module, belongs to after drinking after scope or drunk scope for the degree in the described BAC value of judgement, generates information warning prompting occupant.
Described system also comprises with described automobile microprocessor and also comprises wireless communication module, it is characterized in that, described information determination module belongs to after drinking after scope or drunk scope the personnel that judge automobile driver seat position, send warning message to described wireless communication module, by described wireless communication module, send to the car owner's number prestoring.
6. automotive interior alcohol detection system as claimed in claim 5, is characterized in that, described alcohol screen test sensor detects in car and exists after alcohol in air, by look-at-me, notifies microprocessor to read the detected value of all alcohol screen test sensors.
7. automotive interior alcohol detection system as claimed in claim 5, is characterized in that, described alcohol screen test sensor is realized communication by I2C bus and described microprocessor.
8. automotive interior alcohol detection system as claimed in claim 5, is characterized in that, described automobile microprocessor also comprises:
Judge module, for generating at described reminding module after information warning prompting occupant, judges whether automobile stops travelling, if stop, not travelling, and continues to control described reminding module prompting occupant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110120510.9A CN102279243B (en) | 2011-05-10 | 2011-05-10 | Method and system for detecting alcohol inside car |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110120510.9A CN102279243B (en) | 2011-05-10 | 2011-05-10 | Method and system for detecting alcohol inside car |
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| CN102279243A CN102279243A (en) | 2011-12-14 |
| CN102279243B true CN102279243B (en) | 2014-04-09 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103036279B (en) * | 2012-11-29 | 2015-02-04 | 浙江吉利汽车研究院有限公司杭州分公司 | Electricity shortage preventing system of storage battery of vehicle |
| CN106293032B (en) * | 2015-06-08 | 2021-09-24 | 北京三星通信技术研究有限公司 | Portable terminal device, and control method and apparatus thereof |
| CN108099602A (en) * | 2017-12-26 | 2018-06-01 | 广东轻工职业技术学院 | A kind of intelligence drunk-driving prevention prior-warning device and method |
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2011
- 2011-05-10 CN CN201110120510.9A patent/CN102279243B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4235328A1 (en) * | 1992-10-20 | 1994-04-21 | Heinz Dr Rer Nat Hummel | Breath test to determine blood alcohol concentration - by measuring oxygen and carbon di:oxide concns. for sample reliability and to ensure exhaled air is taken from deep in the lungs |
| CN101292158A (en) * | 2005-10-21 | 2008-10-22 | 奥托立夫开发公司 | A method and apparatus for assessing blood concentration of a volatile constituent |
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Effective date of registration: 20210105 Address after: 313000 room 1020, science and Technology Pioneer Park, 666 Chaoyang Road, Nanxun Town, Nanxun District, Huzhou, Zhejiang. Patentee after: Huzhou You Yan Intellectual Property Service Co.,Ltd. Address before: 510000 No. 106 Fengze East Road, Nansha District, Guangzhou City, Guangdong Province Patentee before: Guangzhou shengxia Intellectual Property Operation Co.,Ltd. Effective date of registration: 20210105 Address after: 510000 No. 106 Fengze East Road, Nansha District, Guangzhou City, Guangdong Province Patentee after: Guangzhou shengxia Intellectual Property Operation Co.,Ltd. Address before: 516006 Guangdong province Huizhou Zhongkai hi tech Development Zone No. 23 District Patentee before: HUIZHOU TCL MOBILE COMMUNICATION Co.,Ltd. |
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Effective date of registration: 20230103 Address after: 276000 NO.119 Jinhu Industrial Park, West Jiefang Road, high tech Zone, Linyi City, Shandong Province Patentee after: Luyake Fire Vehicle Manufacturing Co.,Ltd. Address before: 313000 room 1020, science and Technology Pioneer Park, 666 Chaoyang Road, Nanxun Town, Nanxun District, Huzhou, Zhejiang. Patentee before: Huzhou You Yan Intellectual Property Service Co.,Ltd. |
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Granted publication date: 20140409 |