Cilmi-baarista iyo qaabeynta nidaamka caqli-gal ah ee ka-hortagga tuugada oo ku saleysan NB-IOT

Roadragon has designed a vehicle anti-theft system based on NB-IOT, which mainly uses NB-IOT wireless communication technology, GPS and Beidou dual-mode positioning technology to address the current public security problems of frequent theft of bicycles and electric motorcycles. The overall solution for the investigation after the case is reached.

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With the promotion of the concept of low-carbon travel in recent years, the use of high-end bicycles, electric vehicles, and motorcycles has increased, and the subsequent stolen and difficult-to-track vehicles have become a major problem that plagues many car owners. However, the common vehicle anti-theft solutions on the market still have many defects[1]:

(1) Xalka 2G: 2G waxay yareynaysaa awooda kana fariisaneysaa shabakada, iyadoo daboolid daciif ah, calaamado liita, aan laheyn wax calaamado ah meelaha gawaarida la dhigto ee dhulka hoostiisa, iyo isticmaalka awooda sare.

(2) Xalka RFID: Gaarigu guud ahaan in kabadan toban mitir ayuu ujiraa cirifka aqristaha RFID, calaamadda ayaa aad u daciif ah, xogta lama aqrin karo, xariggana waa laga jaray; gaariga lama heli karo lamana socon karo degmada ama aagga miyiga, aagga magaaladuna wuxuu ku eg yahay isgoysyada muhiimka ah; Akhristayaasha tiirarka waddooyinka waa in si joogto ah loo kormeero loona dayactiro.

Ujeeddada laga leeyahay cilladaha labada qorshe ee kor ku xusan, warqadani waxay nashqadeyneysaa nidaam caqli-gal ah oo ka hortagga tuugada oo ku saleysan NB-IOT, oo leh faa iidooyinka baaxadda ballaaran, isku-xirnaanta ballaaran, iyo isticmaalka tamarta yar.

GPS-2

1 Qaab dhismeedka nidaamka

The intelligent anti-theft system based on NB-IOT mainly includes three parts: equipment terminal , background processing system and user terminal. The system terminal sensor can be connected to the operator’s IO domain intranet through NB-IOT. The background application system supports the docking of public security network interactive case data. The user can monitor the vehicle through the mobile phone, and the background management system can maintain the overall user data. Management and monitoring.

2 Qorshe guud

This system transfers the GPS&Beidou satellite dual-mode positioning data and the state value of the vibration sensor to the single-chip STM32, which is then uploaded to the core network through the NB-IOT communication module, and transmitted to the cloud platform through the HTTPS protocol, and then through the cloud transparent transmission function, It is forwarded to the cloud server, then stored to MySQL and transmitted to the APP on the mobile phone.

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3 Naqshadeynta qalabka nidaamka

Qalabka qalabka ee nidaamkan badanaa waxaa ka mid ah moduleka ogaanshaha xaaladda gaariga, GPS & Beidou dayax gacmeedka laba hab oo laba-mode ah iyo moduleka isgaarsiinta ee NB-IOT, moduleka xakamaynta microcomputer-ka hal-cufan ee STM32. Qaab dhismeedka qalabka nidaamka waxaa lagu muujiyey Jaantuska 2. Shaqada moduleka ogaanshaha xaaladda gariirka waa in la ogaado xaaladda gaariga iyo haddii uu jiro wax dhaqaaq ah oo gaariga ah. Shaqada GPS-ka & Beidou satalaytka moduleka laba-qaabeynta ah waa in la helo booska gaariga, la helo qiimaha loolka iyo dhererka, loona gudbiyo hal-chip-ka STM32 FG

The function of the IOT communication module is to send the vehicle status collected by the sensors and the positioning information resolved by the main control chip to the IoT cloud platform. As the main control chip, the STM32 microcontroller is the core part of the system hardware. Its function is to implement the underlying functions of the system through code, such as obtaining the longitude and latitude data of the GPS& Beidou satellite dual-mode positioning through the serial port interrupt and detecting whether the vibration sensor inputs a high level , Pack the acquired data and upload it to the cloud server through the NB-IOT module. At the same time, it also receives the instructions issued by the mobile phone APP to determine whether the anti-theft mode should be turned on.

3.3 Falanqaynta natiijooyinka tijaabada ah

Waxaa laga arki karaa Jaantuska 2 ee in astaamaha kala duwan ee Agent1 ~ 4, socodka gawaarida ee Agent1, Ag ent2, iyo wejiyada Agent3 lagu xakameynayo 600 veh / h, halka socodka gaariga ee wajiga Agent4 lagu xakameynayo 500- 600 veh / saacaddii. Dejinta Tani waxay si wax ku ool ah u damaanad qaadi kartaa kala-duwanaanta iyo kala-sooc la'aanta dhacdooyinka imtixaanka. Dhexdooda, xaaladda calaamadaha ee shabakadda taraafikada ee wakiilka waxaa meteli kara dhererka safka sugitaanka ee isgoyska; waxqabadka waxqabadka si loo kordhiyo qiimaha abaalmarinta la ururiyey waxaa meteli kara qiimaha saxda ah ee faraqa u dhexeeya dhererka safka bari-galbeed iyo waqooyi-koonfur. Natiijooyinka tijaabada waxay muujinayaan in, marka la barbar dhigo qiimaha shaqeynta shabakadda neerfaha ee Agent1 iyo Agent2, Ag

Waxqabadka ent3 iyo Agent4 ee xakameynta calaamadaha taraafikada magaalooyinka ayaa aad u deggan, celceliska xawaaraha guud ee Agent4 ayaa ka ballaaran celcelis ahaan safka sugitaanka ayaa ka yar, kaas oo ka wanaagsan kan Agent1, Agent2, iyo Agent3.

Gunaanad

Iyada oo ku saleysan nidaamka SCATS, waddankeenu wuxuu soo jeedinayaa algorithm barasho xoojin oo qoto dheer oo loogu talagalay wakiilka taraafikada (Wakiilka) iyadoo lagu saleynayo shabakadda xakamaynta calaamadaha taraafikada ee magaalada si ay u ururiso, u qaabeyso una u falanqeyso xogta socodka taraafikada waqtiyo kala duwan, oo ay ku jiraan goobta baabuurta magaalooyinka. , Xawaaraha taraafikada adduunka, celceliska dhererka safka sugitaanka iyo tusaalayaasha kale ee xogta, natiijooyinka xakamaynta calaamadaha taraafikada magaalooyinka ayaa aad u deggan. Iyadoo loo marayo hagaajinta xuduudaha waqtiga kala duwan iyo xulashada nidaamyada saamiga waraaqaha cagaaran, waxay la kulmi kartaa baahiyaha xakameynta calaamadaha taraafikada isgoysyada waqtiyo kala duwan.

4 Naqshadeynta softiweerka nidaamka

Naqshadeynta barnaamijyada softiweer ee nidaamkan waxaa ka mid ah moduleka xakamaynta STM32 [2], GPS & Beidou oo ah laba nooc oo laba meelood ah, moduleka isgaarsiinta xogta ee NB-IOT. Sida lagu muujiyey shaxda softiweerka nidaamka 3, nidaamka aaladda qalabka korontada ku shaqeeya waa la shiday, wareegga qalabka durugsan iyo qeybta isgaarsiinta ee NB-IOT ayaa la bilaabay, ka dibna wuxuu ku xiran yahay barxadda IoT Cloud. Haddii xiriirku uusan guuleysan, sug dhowr ilbiriqsi ka hor intaadan dib isugu xirmin. Muddada dirista waa 5 ilbidhiqsi. Haddii waqtiga udhaxeeyo uu ka weyn yahay 5 ilbidhiqsi, xogta meelaynta ayaa la heli doonaa, macluumaadka meelaynta waxaa loo diri doonaa barxadda daruuriga, miiska ayaa la nadiifin doonaa, ka dibna xogta soo celinta bogga ayaa la heli doonaa, haddii xogta soo celinta aysan ahayn faaruq, xogta ogaanshaha waa la sameyn doonaa, ka dibna wareegga ayaa la gelin doonaa Jirka, sii wad helitaanka iyo dirista macluumaadka goobta.

4.1 Naqshadeynta softiweerka ee moduleka xakamaynta STM32

Qeybta xakamaynta STM32 waxay adeegsaneysaa howlaha bilowga ah si ay u dejiso mudnaanta mudnaanta iyo mudnaanta jawaabta ee dekedda taxanaha ah iyo biinanka carqaladeynta dibadda. Dekedda taxanaha ah ayaa mas'uul ka ah helitaanka xogta GPS-ka iyo dirista iyo ka-helidda xogta habka loo yaqaan 'NB-IOT module', iyo pin-ka khalkhalka dibedda ah wuxuu ogaadaa heerka gelitaanka dareemaha shoogga.

4.2 GPS & Beidou qaab-dhismeedka qaab-dhismeedka qaab-dhismeedka laba-geesood ah

Marka hore u deji moduleka meelaynta Beidou qaabka cabirka, ka dibna hel xogta meelaynta Beidou, xisaab xagalka Z-axis, ka dibna u dejiso moduleka meelaynta Beidou habka diyaarsanaanta, kuna laabo booska shaqaynta ugu weyn. Awood u yeelo dekedda taxanaha ah ee qaata terminal-ka iyo isku xirkeeda mudnaanta kala-goynta. Hawsha kala goynta shaqada ee kala goynta dekedda ayaa heleysa xogta ay soo dirtay moduleka laba-qaab ee GPS & Beidou waxayna falanqeyneysaa cabirka iyo loolka loo baahan yahay.

4.3 Naqshadeynta barnaamijka softiweerka isgaarsiinta xogta NB-IOT

Isgaarsiinta NB-IOT [4] ayaa adeegsata amarka AT si ay u muujiso, moobiilka isgaarsiinta bilowga hoosaad-hawleedku wuxuu qaabeeyaa cabbirada NB-IOT, wuxuu dejiyaa NB-IOT qaabka CMD, wuxuuna dejiyaa cinwaanka IP-ga iyo lambarka dekedda ee daruuraha gudbinta hufan. Xogta taxanaha ah ee ay heshay NB-IOT STM32 waxaa lagu soo rogay serverka daruuriga ah iyada oo loo marayo hab maamuuska HTTPS. Gudbinta xogta waa in lagu diro farriimaha qaab hexadecimal ah, oo la helo oo lagu fuliyo tilmaamaha iyadoo la adeegsanayo howsha farsameynta dekedda si loo gaaro soo dhaweynta xogta.

4.4 Naqshadeynta boosteejada isticmaale

Qaab-dhismeedka guud ee barta adeegsadaha waxaa lagu muujiyey Jaantuska 5. Dhinaca adeegsadaha ee nidaamkan wuxuu adeegsadaa aaladda websaydhka WeChat si loo horumariyo tufaaxyada WeChat. Qeybta softiweerka isticmaaleha qaybta badanaa waxaa ka mid ah qorista macluumaadka isticmaalaha, helitaanka qalabka isticmaalaha, helitaanka xogta qalabka isticmaalaha, iyo soo bandhigida xogta qalabka isticmaalaha Sug afar qaybood.

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5 Tijaabada iyo falanqaynta nidaamka

Nidaamkan waxaa ku shaqeeya batari lithium wuxuuna leeyahay danab awood koronto oo dibada ah: 12V-40V, heerkulka shaqada: 40 ° C ~ 70 ° C, qoyaan: <95% RH, bandhiga taageerada inta jeer ee LTE-FDD B3 / B5 / B8, LTE-M1, LTE-NB1.

5.1 Imtixaanka shaqada nidaamka software

Iyada oo loo marayo cabbirka aagga, marka uu gaariga dhaqaaqayo, alaarmiga ayaa la kicinayaa iyadoo macluumaadka digniinta loo gelinayo daruurta. Nidaamku wuxuu heli karaa macluumaadka gawaarida waqtiga dhabta ah, sida ku cad Jaantuska 6; markuu gaadhigu ruxo, wuxuu ku siinayaa alaarmiga gariirka gaariga oo aan caadi ahayn, sida ku cad Jaantuska 7; iyo taleefanka gacanta ayaa arki kara macluumaadka alaarmiga u dhigma.

6 Gunaanad

The intelligent vehicle anti-theft system designed in this paper adopts NB-IOT technology to realize wireless data transmission, which can ensure the speed and quality of data transmission, and has a wider coverage; it adopts GPS & Beidou dual-mode positioning system, which can still be used after the vehicle is stolen. See the real-time location of the vehicle from the mobile terminal, so as to quickly find the stolen vehicle, which provides an effective means for prevention before the case and investigation after the case.


Waqtiga boostada: Sep-18-2020