izindaba zezimboni
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Ngemva kokwamukelwa kwama-Millimeter Waves ku-5G, yini ezosetshenziswa yi-6G/7G?
Ngokuqaliswa kwe-5G kwezentengiselwano, izingxoxo ngakho beziningi muva nje. Labo abajwayelene ne-5G bayazi ukuthi amanethiwekhi e-5G asebenza kakhulu kuma-frequency band amabili: amagagasi angaphansi kwe-6GHz kanye nama-millimeter (ama-Millimeter Waves). Eqinisweni, amanethiwekhi ethu amanje e-LTE wonke asekelwe ku-sub-6GHz, kuyilapho ama-millimeter...Funda kabanzi -
Kungani i-5G(NR) isebenzisa ubuchwepheshe be-MIMO?
Ubuchwepheshe be-I. MIMO (Multiple Input Multiple Output) buthuthukisa ukuxhumana okungenantambo ngokusebenzisa ama-antenna amaningi kokubili ku-transmitter kanye ne-receiver. Bunikeza izinzuzo ezibalulekile njengokwanda kokudluliselwa kwedatha, ukumbozwa okwandisiwe, ukuthembeka okuthuthukisiwe, ukumelana okuthuthukisiwe kokuphazamiseka...Funda kabanzi -
Ukwabiwa Kwebhendi Yemvamisa Yesistimu Yokuzulazula yeBeidou
Uhlelo lwesathelayithi lokuzulazula lwe-Beidou (BDS, olwaziwa nangokuthi i-COMPASS, ukuhumusha ngesiShayina: BeiDou) luhlelo lokuzulazula lwesathelayithi lomhlaba wonke olwakhiwe ngokuzimela yiShayina. Luhlelo lwesithathu oluvuthiwe lokuzulazula lwesathelayithi olulandela i-GPS ne-GLONASS. Isizukulwane se-Beidou I Ibhendi yemvamisa i-allo...Funda kabanzi -
Uhlelo Lokuxwayisa Umphakathi lwe-5G (Umsakazo Omusha) kanye Nezimpawu Zalo
Uhlelo Lokuxwayisa Lomphakathi lwe-5G (NR, noma i-New Radio) (PWS) lusebenzisa ubuchwepheshe obuthuthukisiwe kanye namakhono okudlulisa idatha ngesivinini esikhulu samanethiwekhi e-5G ukuze lunikeze ulwazi lwesixwayiso esiphuthumayo olufika ngesikhathi futhi olunembile emphakathini. Lolu hlelo ludlala indima ebalulekile ekusabalaliseni...Funda kabanzi -
Ingabe i-5G(NR) ingcono kune-LTE?
Ngempela, i-5G(NR) inezinzuzo ezinkulu kune-4G(LTE) ezicini ezahlukahlukene ezibalulekile, ingabonakali nje kuphela ezicacisweni zobuchwepheshe kodwa futhi ithinta ngqo izimo zohlelo lokusebenza olusebenzayo kanye nokuthuthukisa okuhlangenwe nakho komsebenzisi. Amanani Edatha: I-5G inikeza...Funda kabanzi -
Ithebula Elijwayelekile Lokubhekisela Emagagasini Amaza
Imvamisa Ejwayelekile YaseBrithani YaseShayina (GHz) Inch Inch mm mm BJ3 WR2300 0.32~0.49 23.0000 11.5000 584.2000 292.1000 BJ4 WR2100 0.35~0.53 21.0000 10.5000 533.4000 266.7000 BJ5 WR1800 0.43~0.62 18.0000 11.3622 457.2000 288.6000 ...Funda kabanzi -
Isethi Yesikhathi Se-6G, I-China Ilwela Ukukhishwa Kokuqala Komhlaba Wonke!
Muva nje, eMhlanganweni Wesigungu Esiphezulu We-103 we-3GPP CT, SA, kanye ne-RAN, kunqunywe isikhathi sokumiswa kwe-6G. Uma sibheka amaphuzu ambalwa abalulekile: Okokuqala, umsebenzi we-3GPP ku-6G uzoqala ngesikhathi sokukhishwa kwe-19 ngo-2024, okumaka ukuqaliswa okusemthethweni komsebenzi ohlobene "nezidingo" (okungukuthi, i-6G SA...Funda kabanzi -
Isikhathi Sesikhathi Se-6G Se-3GPP Sethulwe Ngokusemthethweni | Isinyathelo Esibalulekile Sobuchwepheshe Obungenantambo Namanethiwekhi Azimele Omhlaba Wonke
Kusukela mhla ziyi-18 kuya ku-22 kuNdasa, 2024, eMhlanganweni Wesigungu Esiphezulu we-103 we-3GPP CT, SA kanye ne-RAN, ngokusekelwe ezincomweni ezivela emhlanganweni we-TSG#102, kwanqunywa isikhathi sokumiswa kwe-6G. Umsebenzi we-3GPP ku-6G uzoqala ngesikhathi sokukhishwa kwe-19 ngo-2024, okumaka ukuqaliswa okusemthethweni komsebenzi ohlobene ...Funda kabanzi -
I-China Mobile Yethula I-Satellite Yokuqala Yokuhlola I-6G Emhlabeni Ngempumelelo
Ngokusho kwemibiko evela ku-China Daily ekuqaleni kwenyanga, kwamenyezelwa ukuthi ngomhlaka-3 kuNhlolanja, amasathelayithi amabili okuhlola ajikeleza phansi ahlanganisa iziteshi zesisekelo ezithwala isathelayithi ze-China Mobile kanye nemishini yenethiwekhi eyinhloko athulwe ngempumelelo emzileni. Ngalokhu kwethulwa, i-Chin...Funda kabanzi -
Isingeniso kubuchwepheshe be-Multi-Antenna
Uma ukubala kusondela emikhawulweni ebonakalayo yesivinini sewashi, siphendukela kuzakhiwo ezinamaphuzu amaningi. Uma ukuxhumana kusondela emikhawulweni ebonakalayo yesivinini sokudlulisa, siphendukela ezinhlelweni zama-antenna amaningi. Yiziphi izinzuzo eziholele ososayensi nonjiniyela ekukhetheni...Funda kabanzi -
Amasu Okufanisa Ama-Antena
Ama-antenna adlala indima ebalulekile enkambisweni yezimpawu zokuxhumana ezingenantambo, esebenza njengendlela yokudlulisa ulwazi esikhaleni. Ikhwalithi kanye nokusebenza kwama-antenna kwakheka ngqo ikhwalithi kanye nokusebenza kahle kokuxhumana okungenantambo. Ukuqhathaniswa kwe-Impedance ...Funda kabanzi