4G shine ƙarni na huɗu na fasahar wayar salula don samun damar Intanet ta wayar hannu. Kodayake ana amfani da shi a wurare da yawa, amfani da 4G akan wayoyi ya fi yaɗuwa. Wasu kamfanoni irin su Qualcomm, Samsung, MediaTek da Hisilicon suna kera modem LTE don na'urorin hannu. An haɓaka VoLTE ta amfani da fasahar LTE. Yana goyan bayan kiran murya HD kuma yana haɓaka ingancin sauti idan aka kwatanta da kiran 2G/3G. Ko da yake an ƙayyade matsakaicin saurin saukewar 4G a matsayin 300 Mbps, ya bambanta dangane da nau'ikan LTE da ake amfani da su a cikin wannan na'urar (CAT).
Menene CAT a cikin LTE
Lokacin da kuka kalli fasalin kayan aikin na'urori masu goyan bayan 4G, nau'ikan LTE suna bayyana. Akwai nau'ikan LTE daban-daban guda 20, amma 7 daga cikinsu ana amfani da su. Hakanan gudun yana ƙaruwa lokacin da kuka je manyan lambobi. Teburi tare da wasu nau'ikan LTE da sauri:
Rukunin LTE | Matsakaicin Saurin Zazzagewa | Matsakaicin Saurin lodi |
---|---|---|
KAT 3 | 100 Mbps/Second | 51 Mbps/Second |
KAT 4 | 150 Mbps/Second | 51 Mbps/Second |
KAT 6 | 300 Mbps/Second | 51 Mbps/Second |
KAT 9 | 450 Mbps/Second | 51 Mbps/Second |
KAT 10 | 450 Mbps/Second | 102 Mbps/Second |
KAT 12 | 600 Mbps/Second | 102 Mbps/Second |
KAT 15 | 3.9 Gbps/Dakikoki | 1.5 Gbps/Dakikoki |
Modems a cikin wayoyin salula, kamar na'urori masu sarrafawa, sun kasu kashi daban-daban, ya danganta da girman ci gaban su. Zamu iya tunaninsa kamar bambancin aiki tsakanin processor na Qualcomm Snapdragon 425 da Qualcomm Snapdragon 860 processor. Kowane SoC yana da modem daban-daban. Snapdragon 860 yana da modem na Qualcomm X55 yayin da Snapdragon 8 Gen 1 yana da modem na Qualcomm X65. Hakanan, kowace na'ura tana da combos daban-daban. Combo yana nufin adadin eriya da aka haɗa zuwa tashar tushe. Kamar yadda kuke gani a teburin da ke sama, saurin 4G ya bambanta dangane da nau'in LTE. Idan mai ɗaukar hoto yana goyan bayan babban gudu, zaku iya ganin saurin da aka yi alkawari a cikin mafi girman nau'in LTE. Tabbas, ana tsammanin waɗannan saurin za su ƙara ƙaruwa tare da 5G.