Uma ukhetha phakathi kokuxhumana kwe-NB-IoT kanye ne-4G kwamamitha amanzi e-ultrasonic, isinqumo kufanele sisekelwe ezidingweni ezithile kanye nezimo zokusetshenziswa. Ngezansi ukuhlaziywa okuqhathanisayo kobuchwepheshe obubili:
1. Ukusetshenziswa Kwamandla
- NB-IoT: Isebenzisa ubuchwepheshe be-low-power wide-area (LPWA), kanti imoduli ihlala kwimodi yokulala isikhathi esiningi. Isebenza ngamabhethri e-AA, impilo yayo yesevisi ingadlula iminyaka eyi-10, okwenza ifaneleke kakhulu kumamitha amanzi e-ultrasonic anezidingo eziqinile zokusetshenziswa kwamandla futhi inciphise imvamisa yokushintsha ibhethri.
- I-4G: Isebenzisa amandla amaningi kakhulu, okuholela ekutheni ibhethri liphile isikhathi esifushane kakhulu, okuwumkhawulo omkhulu wokusetshenziswa kwamamitha amanzi asebenzisa ibhethri.
2. Ukumbozwa Kwenethiwekhi
- I-NB-IoT: Inikeza inzuzo yesignali engu-20dB uma kuqhathaniswa ne-GPRS, okuvumela ukumbozwa okujulile okuphezulu ezindaweni ezinzima njengezipaki zezimboni, imithombo yamapayipi, noma ukufakwa komhlaba lapho amasignali evinjelwa kalula khona.
- I-4G: Ihlinzeka ngezinsizakalo eziningi kodwa ingase ibe nenkinga yokuzinza ezindaweni ezikude noma ezindaweni eziyinkimbinkimbi (isb., izindlu ezingaphansi zasemadolobheni eziminyene) ngenxa yokungena kwesignali okubuthakathaka.
3. Ukusebenza Kokudlulisa Idatha
- I-NB-IoT: Yakhelwe ukudlulisa idatha encane, imvamisa ephansi (ngokuvamile kanye emahoreni angama-24 okulinganisa amanzi). Ifaneleka kahle ezimweni ezinezidingo eziphansi zesikhathi sangempela, njengokufundwa kwemitha okude okuvamile kanye nokuqoqwa kwedatha yokusetshenziswa.
- I-4G: Ihlinzeka ngokudluliswa kwedatha okusheshayo nokulibaziseka okuphansi, isekela ukuqapha ngesikhathi sangempela kanye nezaziso ezisheshayo. Lokhu kuyenza ifaneleke ezinhlelweni zokusebenza ezidinga impendulo ngesikhathi, njengokuphathwa kwamanzi ezimbonini, ukutholwa kokuvuza, noma ukuqapha ingqalasizinda ebalulekile.
4. Izindleko
- QAPHELA-IoT: Izindleko zamamojula wokuxhumana ziphansi kakhulu. Nakuba izindleko zamamojula ziphakathi nendawo, izindleko zokusebenza zesikhathi eside (isb., izinhlelo zedatha) ziphansi kakhulu ngenxa yokusetshenziswa kwedatha okuphansi.
- I-4G: Izindleko zemojula kanye nezinhlelo zedatha ziphakeme. Ngaphezu kwalokho, izinhlelo ezisekelwe ku-4G zingadinga ingqalasizinda yokusekela eyinkimbinkimbi kakhulu, okuholela ezindlekweni eziphezulu zokuthunyelwa kanye nokugcinwa kwazo.
5. Amandla Okuxhumana
- QAPHELA: Umkhakha wesiteshi esisodwa ungasekela amashumi ezinkulungwane zokuxhumeka, unikeze amandla okufinyelela aphindwe izikhathi ezingu-50-100 kunobuchwepheshe obungenantambo bendabuko. Lokhu kuyenza ifaneleke kakhulu ekusetshenzisweni kwe-IoT okukhulu, njengamanethiwekhi okuphakelwa kwamanzi asemadolobheni anokufakwa kwamamitha amakhulu.
- I-4G: Inomthamo wokuxhumana olinganiselwe ngasikhathi sinye, okwenza ingasebenzi kahle ezinhlelweni zokusebenza ze-IoT ezinkulu nezinezinga eliphansi ledatha.
Isifinyezo Sezincomo
- Khetha i-NB-IoT yokulinganisa amanzi okuhlala, ukuqapha ukuphakelwa kwamanzi okukude noma ukuqapha ukuphakelwa kwamanzi kamasipala okukhulu—izimo lapho ukusetshenziswa kwamandla okuphansi, ukumbozwa kabanzi, kanye nokusebenza kahle kwezindleko kubhekwa phambili kunokudluliselwa kwedatha ngesikhathi sangempela.
- Khetha i-4G yokuphathwa kwamanzi ezimbonini, ukutholwa kokuvuza ngesikhathi sangempela, noma izinhlelo zokuqapha ezibalulekile ezidinga ukudluliswa kwedatha okusheshayo, okubambezeleka okuphansi kanye namakhono okuqapha okusheshayo.
Isikhathi sokuthunyelwe: Septhemba-04-2025