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Yintoni i-LoRaWAN?

Yintoni uLoRaWAN?

I-LoRaWAN yiNxibelelwano yeNdawo ePhantsi yaMandla aPhantsi (LPWAN) eyenzelwe izixhobo ezingenazingcingo, ezisebenza ngebhetri.I-LoRa sele isetyenziswe kwizigidi zeenzwa, ngokutsho kweLoRa-Alliance.Amanye amacandelo aphambili asebenza njengesiseko senkcazo lunxibelelwano lwe-bi-directional, ukuhanjiswa kunye neenkonzo zendawo.

Enye indawo apho i-LoRaWAN ihluke kwezinye i-specs yenethiwekhi kukuba isebenzisa i-architecture yeenkwenkwezi, kunye ne-node ephakathi apho zonke ezinye ii-node zixhunyiwe kunye namasango asebenza njengebhulorho ecacileyo ehambisa imiyalezo phakathi kwezixhobo zokugqibela kunye nomncedisi womnatha ophakathi kwi-backend.Amasango aqhagamshelwe kwiseva yenethiwekhi ngoqhagamshelo oluqhelekileyo lwe-IP ngelixa izixhobo zokuphela zisebenzisa unxibelelwano olungenazingcingo lwe-hop enye okanye ezininzi.Lonke unxibelelwano lwendawo yokuphela lune-bi-directional, kwaye ixhasa i-multicast, ivumela ukuphuculwa kwesoftware emoyeni.Ngokutsho kweLoRa-Alliance, umbutho ongenzi nzuzo owenze iinkcukacha ze-LoRaWAN, oku kunceda ukugcina ubomi bebhetri kunye nokufezekisa uxhumano olude.

Isango elilodwa le-LoRa-enabled okanye isikhululo esisisiseko sinokugubungela izixeko ziphela okanye amakhulu eekhilomitha zesikwere.Ngokuqinisekileyo, uluhlu luxhomekeke kwindawo engqongileyo yendawo enikiweyo, kodwa i-LoRa kunye ne-LoRaWAN ibango lokuba nebhajethi yekhonkco, eyona nto iphambili ekumiseleni uluhlu lonxibelelwano, olukhulu kunabo nabuphi na obunye ubuchwephesha bonxibelelwano obusemgangathweni.

Iiklasi zokugqibela

I-LoRaWAN ineeklasi ezininzi ezahlukeneyo zezixhobo zokugqibela ukujongana neemfuno ezahlukeneyo ezibonakaliswa kuluhlu olubanzi lwezicelo.Ngokwewebhusayithi yayo, ezi ziquka:

  • Izixhobo zesiphelo ezimacala omabini (Udidi A): Isiphelo-izixhobo zeKlasi A zivumela unxibelelwano lwe-bi-directional apho ukuhanjiswa kwe-uplink nganye yesixhobo sokugqibela kulandelwa ngamakhonkco amabini amafutshane afumana iifestile.I-slot yokudlulisa ihlelwe yi-end-device isekelwe kwiimfuno zayo zonxibelelwano kunye nenguqu encinci esekelwe kwixesha elingenammiselo (ALOHA-uhlobo lweprotocol).Lo msebenzi weKlasi A yeyona ndlela iphantsi yokuphela kwesixhobo sombane kwizicelo ezifuna kuphela unxibelelwano lwe-downlink ukusuka kumncedisi kungekudala emva kokuba isixhobo sokugqibela sithumele ukuhanjiswa kwe-uplink.Unxibelelwano lwe-Downlink olusuka kumncedisi nangaliphi na elinye ixesha kuya kufuneka lilinde kude kube yi-uplink ecwangcisiweyo elandelayo.
  • Izixhobo zesiphelo ezimacala amabini aneendawo zokubeka ezicwangcisiweyo (iKlasi B): Ukongeza kwiKlasi ye-A random fumana iifestile, izixhobo zeKlasi B zivula iifestile ezongezelelweyo ngamaxesha acwangcisiweyo.Ukuze isiphelo-isixhobo sivule ifestile yokufumana kwayo ngexesha elicwangcisiweyo sifumana iBeacon yexesha elilungelelanisiweyo ukusuka kwisango.Oku kuvumela umncedisi ukuba azi xa isiphelo-isixhobo simamele.
  • Izixhobo zesiphelo ezimacala amabini aneendawo zokubeka ezizezona zininzi (Udidi C): Izixhobo zokugqibela zeKlasi C ziphantse zavula ngokuqhubekayo iifestile, zivaliwe kuphela xa zithunyelwa.

Ixesha lokuposa: Sep-16-2022