CN103600693B - Car-mounted terminal, vehicle intelligent alarming system and warning generation method - Google Patents
Car-mounted terminal, vehicle intelligent alarming system and warning generation method Download PDFInfo
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- CN103600693B CN103600693B CN201310633848.3A CN201310633848A CN103600693B CN 103600693 B CN103600693 B CN 103600693B CN 201310633848 A CN201310633848 A CN 201310633848A CN 103600693 B CN103600693 B CN 103600693B
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Abstract
The invention provides a kind of car-mounted terminal, vehicle intelligent alarming system and warning generation method, relate to vehicle-mounted alarm system field. This system comprises: car-mounted terminal is arranged in vehicle, comprises rfid interrogator, closing of the door checkout gear, processor and alarm; Rfid interrogator module, for reading external RF ID label, obtains RFID label holder's information, and described information is sent to processor; Closing of the door checkout gear, for sending to processor by door closing signal; Processor, is receiving detection alarm trigger condition after described door closing signal, is detecting after warning trigger condition, according to the RFID label holder's who receives information, generates warning message, issues alarm; Alarm, for providing warning message to outside. The present invention, by there being children to be retained in situation ShiShimonoseki car door and the alarm in vehicle, effectively prevents that children from passing into silence in school bus; And meet children's feature, easy to use, with low cost, be easy to put on market.
Description
Technical field
The present invention relates to vehicle-mounted alarm system field, be specifically related to a kind of car-mounted terminal, vehicle-mounted intelligenceCan warning system and warning generation method.
Background technology
In recent years, the frequent Children in Kindergartens that occurs in all parts of the country is forgotten by school bus driver or teacherInjured or dead accident on car.
Although State Council has put into effect " safety of school bus management rules " legal document with regard to safety of school bus,But still human negligence can not be avoided and the accident that causes occurs.
Can prevent technically that personnel from neglecting the possibility of generation, thereby avoid security incidentIt is an important directions of following school bus development.
Summary of the invention
(1) technical problem solving
For the deficiencies in the prior art, the invention provides a kind of car-mounted terminal, vehicle intelligent alarmingSystem and warning generation method, can effectively prevent from causing children to pass into silence in school because of personnel's carelessnessProblem in car.
(2) technical scheme
For realizing above object, the present invention is achieved by the following technical programs:
The invention provides a kind of car-mounted terminal, described car-mounted terminal is arranged in vehicle, its bagContaining at least 2 rfid interrogators, closing of the door checkout gear, processor and alarms;
Described rfid interrogator, for reading external RF ID label, obtains RFID label and holdsSomeone information, sends to processor by described information;
Described closing of the door checkout gear, for sending to processor by door closing signal;
Described processor, is receiving detection alarm trigger condition after described door closing signal,Detecting after warning trigger condition, according to the RFID label holder's who receives information, rawBecome warning message, issue alarm;
Alarm, for providing warning message to outside.
Preferably, comprise four rfid interrogators, described rfid interrogator be 915MHZ withoutSource ultrahigh frequency radio frequency identification (RFID) reader.
Preferably, one group between two of described four rfid interrogator, one group is arranged at outside car door, and oneGroup is arranged in car door; Described in every group, effective Card Reader distance of rfid interrogator is 50CM～1M,Described in two groups, the spacing of rfid interrogator is greater than 1M.
Preferably, being arranged at rfid interrogator described in a group in car door gets on the bus for recording occupantInformation, is arranged at described in a group outside car door rfid interrogator for recording occupant's information of getting off;
Wherein,
In Preset Time, be first arranged at rfid interrogator described in a group outside car door occupantThe Card Reader region car information that goes on record, after in RFID read-write described in a group that is arranged in car doorThe Card Reader region of device is recorded while getting on the bus information, processor by this occupant's riding information by the letter of getting on the busBreath is preserved;
In Preset Time, be first arranged at rfid interrogator described in a group in car door occupantCard Reader region be recorded the information of getting on the bus, after in RFID read-write described in a group that is arranged at outside car doorWhen the Card Reader region of device goes on record car information, processor by this occupant's riding information by the letter of getting offBreath is preserved.
Preferably, described processor is receiving after door closing signal, if deposited in processorThere is RFID label holder's the information of getting on the bus, determine and warning trigger condition detected; And according toThis RFID label holder's the information of getting on the bus judges whether holder is only children, if be onlyChild, determines and generates warning message.
Preferably, described closing of the door checkout gear is magnetic switch.
The present invention also provides a kind of intelligent vehicle-carried warning system, it is characterized in that, comprises aboveDescribed car-mounted terminal, and RFID label,
In described RFID label, preserve RFID label holder's information;
Described RFID label is placed in school badge or employee's card.
The present invention also provides a kind of intelligent vehicle mounted terminal warning system warning generation method, its spyLevy and be, comprise the following steps:
System initialization, rfid interrogator is started working, and the RFID label receiving is heldPeople's information sends to processor;
On described processor carries out the described RFID label holder's who receives riding informationCar information and the information judgement of getting off;
The door closing unblanking that described processor sends according to closing of the door checkout gear is reported to the policeTrigger condition detects, if there is RFID label holder's the information of getting on the bus in processor, trueRegular inspection measures warning trigger condition, and holds according to this RFID label holder's the information of getting on the bus judgementWhether someone is only children, if be only children, determine and generate warning message, and by this reportAlarming information sends to alarm, and alarm provides warning message to outside.
Preferably, described processor carries out the described RFID label holder's who receives informationThe method that the information of getting on the bus and the information of getting off judge is:
In Preset Time, be first arranged at described in a group outside car door RFID label holderThe Card Reader region of the rfid interrogator car information that goes on record, after in the one group of institute being arranged in car doorThe Card Reader region of stating rfid interrogator is recorded while getting on the bus information, and processor is by this RFID labelHolder's riding information is preserved by the information of getting on the bus;
In Preset Time, be first arranged at described in a group in car door RFID label holderThe Card Reader region of rfid interrogator is recorded the information of getting on the bus, after in the one group of institute being arranged at outside car doorWhen the Card Reader region of stating rfid interrogator goes on record car information, processor is by this this RFID markSigning holder's riding information preserves by the information of getting off.
(3) beneficial effect
The invention provides a kind of car-mounted terminal, vehicle intelligent alarming system and warning generation method,Read external RF ID label by rfid interrogator, obtain RFID label holder's information,This information is sent to processor; Processor is receiving the car of closing of the door checkout gear transmissionDetection alarm trigger condition after door closure signal, detecting after warning trigger condition, according to connecingThe RFID label holder's who receives information, generates warning message, issues alarm, alarmProvide warning message to outside. Possess following beneficial effect:
1) by have children be retained in vehicle in the situation that closed door and alarm, effectivelyThe children that prevent pass into silence in school bus;
2) meet children's feature, easy to use;
3) with low cost, be easy to put on market.
Brief description of the drawings
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, belowTo the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described, aobvious andEasily insight, the accompanying drawing in the following describes is only some embodiments of the present invention, for this areaThose of ordinary skill, is not paying under the prerequisite of creative work, can also be according to theseAccompanying drawing obtains other accompanying drawing.
Fig. 1 is the structural representation of a kind of car-mounted terminal of the embodiment of the present invention;
Fig. 2 is the structural representation of the rfid interrogator module of the car-mounted terminal of the embodiment of the present inventionFigure;
Fig. 3 is the structural representation of a kind of car-mounted terminal warning system of the embodiment of the present invention;
Fig. 4 is the stream of a kind of car-mounted terminal warning system warning generation method of the embodiment of the present inventionCheng Tu.
Detailed description of the invention
For making object, technical scheme and the advantage of the embodiment of the present invention clearer, will tie belowClose the accompanying drawing in the embodiment of the present invention, to the technical scheme in the embodiment of the present invention carry out clear,Intactly describe, obviously, described embodiment is the present invention's part embodiment, instead ofWhole embodiment. Based on the embodiment in the present invention, those of ordinary skill in the art are not havingMake the every other embodiment obtaining under creative work prerequisite, all belong to the present invention's protectionScope.
RFID REID under paper:
RFID RF identification (RadioFrequencyIDentification) is that one is utilized radio frequencySignal is automatically identified destination object and is obtained the technology of relevant information, have read convenient and swift,Recognition speed is fast, volume is little, data capacity is large, long service life, the features such as applied range,Identification work need not manual intervention, also without contact or aim at. At present, RFID RF identification skillArt has been widely applied to retail, access control, asset management, supply chain management and communications and transportation,Animal identification, the every field such as anti-counterfeit anti-theft.
In view of extensive use and the many advantages of RFID technology, the embodiment of the present invention intends adopting RFIDTechnology applies to and can prevent in the middle of safety of school bus warning system that children pass into silence in car.
Embodiment 1:
As shown in Figure 1, the embodiment of the present invention provides a kind of car-mounted terminal, it is characterized in that,Described car-mounted terminal is arranged in vehicle, and it comprises at least 2 rfid interrogators, closing of the doorCheckout gear, processor and alarm;
Described rfid interrogator, for reading external RF ID label, obtains RFID label and holdsSomeone information, sends to processor by described information;
Described closing of the door checkout gear, for sending to processor by door closing signal;
Described processor, is receiving detection alarm trigger condition after described door closing signal,Detecting after warning trigger condition, according to the RFID label holder's who receives information, rawBecome warning message, issue alarm;
Alarm, for providing warning message to outside.
Read external RF ID label by rfid interrogator, obtain RFID label holder'sInformation, sends to processor by this information; Processor is sent out receiving closing of the door checkout gearDetection alarm trigger condition after the door closing signal sending, is detecting after warning trigger condition,According to the RFID label holder's who receives information, generate warning message, issue alarm,Alarm provides warning message to outside. By there being children to be retained in the situation ShiShimonoseki in vehicleClose car door and alarm, effectively prevent that children from passing into silence in school bus; Meet children's feature,Easy to use; With low cost, be easy to put on market.
Below the present embodiment is described in detail:
Preferably, comprise four rfid interrogators, described rfid interrogator be 915MHZ withoutSource ultrahigh frequency radio frequency identification (RFID) reader.
As shown in Figure 2, one group between two of described four rfid interrogator, each inclined to one side certain angle is placed,One group is arranged at outside car door, and one group is arranged in car door; Described in every group, rfid interrogator is effectiveCard Reader distance is 50CM～1M, and described in two groups, the spacing of rfid interrogator is greater than 1M, can be effectivePrevent from reporting by mistake and fail to report.
Preferably, being arranged at rfid interrogator described in a group in car door gets on the bus for recording occupantInformation, is arranged at described in a group outside car door rfid interrogator for recording occupant's information of getting off;
Wherein,
In Preset Time, be first arranged at rfid interrogator described in a group outside car door occupantThe Card Reader region car information that goes on record, after in RFID read-write described in a group that is arranged in car doorThe Card Reader region of device is recorded while getting on the bus information, processor by this occupant's riding information by the letter of getting on the busBreath is preserved;
In Preset Time, be first arranged at rfid interrogator described in a group in car door occupantCard Reader region be recorded the information of getting on the bus, after in RFID read-write described in a group that is arranged at outside car doorWhen the Card Reader region of device goes on record car information, processor by this occupant's riding information by the letter of getting offBreath is preserved.
Further, described processor is receiving after door closing signal, if in processorThere is RFID label holder's the information of getting on the bus, determines and warning trigger condition detected; And rootJudge according to this RFID label holder's the information of getting on the bus whether holder is only children, if be onlyChildren, determine and generate warning message.
Preferably, the embodiment of the present invention adopts magnetic switch to realize the detection of closing of the door. Magnetic controlSwitch is exactly the switch that is subject to Magnetic Control. Formed by two parts: one is subject to Magnetic ControlSwitch, is installed on the fixed object such as doorframe, window frame, and its two ends are connected to the anti-of main control systemDistrict's binding post; Another is magnet, is installed on the mobile objects such as door, window. When door, windowWhile shutting, switch and magnet are close, are subject to magneticaction, magnetic switch closure; Otherwise, when door,When window is opened, magnet is away from switch, and owing to being subject to less than magneticaction, switch is opened a way. Work as magnetic controlSwitch is just transferred to single-chip microcomputer by closing of the door signal when closed, checks passenger by single-chip microcomputerSituation.
In addition, because system alarm does not need complicated sound, in order to save cost, therefore adoptBuzzer warning, when personnel get on or off the bus, reads after label when RFID card reader, and buzzer is just sent outGo out very brief tweeting sound prompting Card Reader success. After closed door, if single-chip microcomputer detects on carLabel while only having children's label, control buzzer and sound the alarm, reminding of closing door person haveChild leaves over, and guarantees no matter when all child to be stayed separately onboard and closes the door and leave, necessarySomeone stays and looks after the children, thereby reach, to prevent that children from passing into silence injured or dead in carAccident occurs.
Embodiment 2:
As shown in Figure 3, the embodiment of the present invention also provides a kind of intelligent vehicle-carried warning system, itsBe characterised in that, comprise the car-mounted terminal described in embodiment 1, and RFID label,
In described RFID label, preserve RFID label holder's information;
Described RFID label is placed in school badge or employee's card.
Its operation principle is:
Security system is by get on or off the bus personal information being transferred to of personal information collecting unit collectionMCU, MCU classifies to the personnel's situation transmitting, adult's one class, children's one class,Calculate respectively quantity separately. When closed door, closing of the door detecting unit will detect thisSignal is also transferred to MCU, and MCU will check adult and children's quantity, if adult's quantity is 0And children's quantity is greater than 0 explanation has children to leave over onboard, and MCU will control buzzer warning,Reminding of closing door person has children to leave over.
Its course of work is:
(1) while getting on the bus, by bus children, teacher or driver by wear student's identity card that RFID label does orWhen first employee's card enters the Card Reader region of RFID card reader outside car body, outside card reader will be fromMove and read No. ID of occupant RFID label and send to single-chip microcomputer, by single-chip microcomputer, this occupant will be setTag state is for getting off. Then just enter the Card Reader region of body inner side RFID card reader, inner sideCard reader reads equally No. ID of occupant RFID label and passes to single-chip microcomputer, and single-chip microcomputer will arrange thisOccupant's tag state, for getting on the bus, is got on the bus and is end-state.
(2), while getting off, first occupant enters the Card Reader region of body inner side RFID card reader, inner sideCard reader will automatically read No. ID of occupant RFID label and send to single-chip microcomputer, will by single-chip microcomputerThis occupant's tag state is set for getting on the bus. Then just enter the Card Reader of RFID card reader outside car bodyRegion, outside card reader reads equally No. ID of occupant RFID label and passes to single-chip microcomputer, monolithicMachine, by this occupant's tag state being set for getting off, is got off and is end-state.
(3), while closing car door, single-chip microcomputer is opened and sent a signal to the door magnet proximity switch that is loaded on car door,Single-chip microcomputer will detect passenger's situation. If detecting the label of the state of getting on the bus, single-chip microcomputer only hasWhen children's label, control buzzer and sound the alarm, reminding of closing door person has children to leave over.
(4) open car door, closed door again after all children get off, does not now have in carChild leaves over, and single-chip microcomputer will can't detect children's label, and buzzer is no longer reported to the police.
Embodiment 3:
As shown in Figure 4, the embodiment of the present invention also provides a kind of intelligent vehicle mounted terminal warning systemWarning generation method, comprises the following steps:
System initialization, rfid interrogator is started working, and the RFID label receiving is heldPeople's information sends to processor;
On described processor carries out the described RFID label holder's who receives riding informationCar information and the information judgement of getting off;
The door closing unblanking that described processor sends according to closing of the door checkout gear is reported to the policeTrigger condition detects, if there is RFID label holder's the information of getting on the bus in processor, trueRegular inspection measures warning trigger condition, and holds according to this RFID label holder's the information of getting on the bus judgementWhether someone is only children, if be only children, determine and generate warning message, and by this reportAlarming information sends to alarm, and alarm provides warning message to outside.
Further, described processor enters the described RFID label holder's who receives informationThe row information of getting on the bus with the method that the information of getting off judges is:
In Preset Time, be first arranged at described in a group outside car door RFID label holderThe Card Reader region of the rfid interrogator car information that goes on record, after in the one group of institute being arranged in car doorThe Card Reader region of stating rfid interrogator is recorded while getting on the bus information, and processor is by this RFID labelHolder's riding information is preserved by the information of getting on the bus;
In Preset Time, be first arranged at described in a group in car door RFID label holderThe Card Reader region of rfid interrogator is recorded the information of getting on the bus, after in the one group of institute being arranged at outside car doorWhen the Card Reader region of stating rfid interrogator goes on record car information, processor is by this this RFID markSigning holder's riding information preserves by the information of getting off.
To sum up, the embodiment of the present invention based on RFID Technology design a kind of simple in structure, useConvenient, cost is low, be easy to car-mounted terminal and the vehicle intelligent alarming system promoted, by arrangingFour card reader, can effectively prevent wrong report, and easy for installation, with low cost, are design meritCan provide good reference by more complete safety school bus. This system can effectively prevent children's quiltForget in car. Meanwhile, the electronic tag of design can be realized automatically and swiping the card, and does not increase upper and lowerThe operating process of car; There is diversified profile, can prevent label loss or leave behind.
It should be noted that, in this article, the relational terms such as the first and second grades onlyOnly be used for an entity or operation and another entity or operating space to separate, and not necessarilyRequire or imply between these entities or operation and have the relation of any this reality or suitableOrder. And term " comprises ", " comprising " or its any other variant are intended to contain nonexcludabilityComprise, thereby the process, method, article or the equipment that make to comprise a series of key elements are not onlyComprise those key elements, but also comprise other key elements of clearly not listing, or also compriseBy the intrinsic key element of this process, method, article or equipment. In more restrictions notIn situation, the key element being limited by statement " comprising ... ", and be not precluded within and comprise described wantingIn process, method, article or the equipment of element, also there is other identical element.
Above embodiment only, in order to technical scheme of the present invention to be described, is not intended to limit; AlthoughWith reference to previous embodiment, the present invention is had been described in detail those of ordinary skill in the artBe to be understood that: its technical scheme that still can record aforementioned each embodiment is modified,Or part technical characterictic is wherein equal to replacement; And these amendments or replacement, noMake the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (8)
1. a car-mounted terminal, is characterized in that, described car-mounted terminal is arranged in vehicle, itsComprise at least 2 rfid interrogators, closing of the door checkout gear, processor and alarm;
Described rfid interrogator, for reading external RF ID label, obtains RFID label and holdsSomeone information, sends to processor by described information;
Described closing of the door checkout gear, for sending to processor by door closing signal;
Described processor, is receiving detection alarm trigger condition after described door closing signal,Detecting after warning trigger condition, according to the RFID label holder's who receives information, rawBecome warning message, issue alarm;
Alarm, for providing warning message to outside;
If there is RFID label holder's the information of getting on the bus in processor, determines and report detectedAlert trigger condition; And judge according to this RFID label holder's the information of getting on the bus whether only holderFor children, if be only children, determine and generate warning message.
2. car-mounted terminal as claimed in claim 1, is characterized in that, comprises four RFIDRead write line, described rfid interrogator is 915MHZ passive ultra-high frequency RFID read write line.
3. car-mounted terminal as claimed in claim 2, is characterized in that, described four RFIDOne group between two of read write line, one group is arranged at outside car door, and one group is arranged in car door; Described in every groupThe effective Card Reader distance of rfid interrogator is 50CM～1M, rfid interrogator described in two groupsSpacing is greater than 1M.
4. car-mounted terminal as claimed in claim 3, is characterized in that, is arranged in car doorDescribed in one group, rfid interrogator is used for recording occupant's information of getting on the bus, and is arranged at one group of institute outside car doorState rfid interrogator for recording occupant's information of getting off;
Wherein,
In Preset Time, be first arranged at rfid interrogator described in a group outside car door occupantThe Card Reader region car information that goes on record, after in RFID read-write described in a group that is arranged in car doorThe Card Reader region of device is recorded while getting on the bus information, processor by this occupant's riding information by the letter of getting on the busBreath is preserved;
In Preset Time, be first arranged at rfid interrogator described in a group in car door occupantCard Reader region be recorded the information of getting on the bus, after in RFID read-write described in a group that is arranged at outside car doorWhen the Card Reader region of device goes on record car information, processor by this occupant's riding information by the letter of getting offBreath is preserved.
5. car-mounted terminal as claimed in claim 1, is characterized in that, described closing of the door inspectionSurvey device is magnetic switch.
6. an intelligent vehicle-carried warning system, is characterized in that, comprises as in claim 1～5Arbitrary described car-mounted terminal, and RFID label,
In described RFID label, preserve RFID label holder's information;
Described RFID label is placed in school badge or employee's card.
7. an intelligent vehicle mounted terminal warning system warning generation method, is characterized in that, comprisesFollowing steps:
System initialization, rfid interrogator is started working, and the RFID label receiving is heldPeople's information sends to processor;
On described processor carries out the described RFID label holder's who receives riding informationCar information and the information judgement of getting off;
The door closing unblanking that described processor sends according to closing of the door checkout gear is reported to the policeTrigger condition detects, if there is RFID label holder's the information of getting on the bus in processor, trueRegular inspection measures warning trigger condition, and holds according to this RFID label holder's the information of getting on the bus judgementWhether someone is only children, if be only children, determine and generate warning message, and by this reportAlarming information sends to alarm, and alarm provides warning message to outside.
8. warning generation method as claimed in claim 7, is characterized in that, described processorThe described RFID label holder's who receives the information information of getting on the bus is sentenced with the information of getting offDisconnected method is:
In Preset Time, be first arranged at described in a group outside car door RFID label holderThe Card Reader region of the rfid interrogator car information that goes on record, after in the one group of institute being arranged in car doorThe Card Reader region of stating rfid interrogator is recorded while getting on the bus information, and processor is by this RFID labelHolder's riding information is preserved by the information of getting on the bus;
In Preset Time, be first arranged at described in a group in car door RFID label holderThe Card Reader region of rfid interrogator is recorded the information of getting on the bus, after in the one group of institute being arranged at outside car doorWhen the Card Reader region of stating rfid interrogator goes on record car information, processor is by this this RFID markSigning holder's riding information preserves by the information of getting off.
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| CN201310633848.3A CN103600693B (en) | 2013-11-29 | 2013-11-29 | Car-mounted terminal, vehicle intelligent alarming system and warning generation method |
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| CN103065377A (en) * | 2011-10-21 | 2013-04-24 | 深圳市新文鼎信息技术有限公司 | In and out management system based on active RFID (radio frequency identification device) |
| CN103183030A (en) * | 2011-12-31 | 2013-07-03 | 上海泽泉科技有限公司 | Safety monitoring system for school bus |
| CN202600783U (en) * | 2012-03-29 | 2012-12-12 | 苏州市职业大学 | A school bus safety management system based on RFID technology |
| CN203260067U (en) * | 2013-04-19 | 2013-10-30 | 吴海兵 | School bus personnel safety management system based on non-contact card reading |
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| CN103600693A (en) | 2014-02-26 |
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