4G wireless yog lub cim thib plaub ntawm kev pabcuam cellular. 4G yog ib kauj ruam loj los ntawm 3G thiab nce mus txog 10 npaug sai dua 3G kev pabcuam. Sprint yog thawj tus neeg nqa khoom uas muab 4G nrawm hauv Tebchaws Meskas, pib xyoo 2009. Tam sim no txhua tus neeg nqa khoom muab nws nyob rau ntau thaj chaw ntawm lub tebchaws, txawm hais tias qee qhov chaw nyob deb nroog tseem muaj qhov kev pab cuam 3G qeeb dua.
Vim li cas 4G Ceev Teebme
Raws li cov xov tooj smartphones thiab ntsiav tshuaj tau tsim lub peev xwm los tshaj tawm cov yeeb yaj kiab thiab suab paj nruag, qhov xav tau ntawm cov ntaub ntawv sib luag thiab txhawb nqa cov ntaub ntawv bandwidth loj hlob nyob rau hauv tandem.
Yav dhau los, cellular speeds tau qeeb qeeb dua li kev sib txuas ceev ceev rau cov khoos phis tawj. Muab hais tias feem ntau cov ntaub ntawv xov tooj ntawm tes tau tsom mus rau mobile-optimized browsers thiab cov apps yooj yim heev, lawv tsis xav tau cov kav dej loj.
4G nrawm piv nrog qee qhov kev xaiv dav dav thiab muaj txiaj ntsig tshwj xeeb hauv thaj chaw tsis muaj kev sib txuas dav dav.
4G Technology
Thaum txhua qhov kev pabcuam 4G hu ua 4G lossis 4G LTE, cov thev naus laus zis hauv qab tsis zoo ib yam nrog txhua tus neeg nqa khoom. Qee tus siv WiMax thev naus laus zis rau lawv 4G network, thaum Verizon Wireless siv lub tshuab hu ua Long Term Evolution, lossis LTE.
Sprint hais tias nws 4G WiMax network muab kev rub tawm nrawm uas yog kaum npaug sai dua li kev sib txuas 3G, nrog rau qhov nrawm tshaj plaws ntawm 10 megabits ib ob. Verizon's LTE network muab kev rub tawm nrawm ntawm 5 Mbps thiab 12 Mbps. T-Mobile qhov sib txawv ntawm 7 Mbps thiab 40 Mbps.
Tsis txhob cia qhov nrawm nrawm nrawm rau koj. Kev nrawm nrawm yog qhov ua haujlwm ntawm lub cuab yeej kho vajtse muaj peev xwm, congestion ntawm tus pej thuam ze tshaj plaws, qhov xwm txheej ntawm cov ntaub ntawv, thiab qhov chaw ntawm tus pej thuam txheeb ze ntawm lub cuab yeej. Ntau tus neeg tsis tu ncua tau txais kev ua tau zoo tshaj plaws.
Yuav Ua Li Cas Ntxiv?
Tsis ntev, cov tuam txhab tshaj tawm WiMax thiab LTE tes hauj lwm yuav tham txog IMT-Advanced thev naus laus zis, uas yuav xa 5G nrawm. Lub tshuab yuav tsum tau nrawm dua, muaj tsawg dua qhov chaw tuag, thiab cov ntaub ntawv kawg ntawm cov ntawv cog lus ntawm tes. Qhov kev nthuav tawm tej zaum yuav pib hauv nroog loj.
FAQ
4G mobile hotspot yog dab tsi?
Ib lub xov tooj ntawm tes hotspot yog lub cuab yeej nqa tau yooj yim uas txuas rau Is Taws Nem thiab ua raws li lub wireless router. 4G hotspot muab kev sib txuas ntawm 4G LTE wireless technology.
4G router yog dab tsi?
Tsis zoo li lub router internet uas txuas rau modem, 4G router wirelessly tau txais cov teeb liab los ntawm kev pabcuam txawb. Lub 4G router ces muab internet rau cov khoom siv hauv lub network ntawm Wi-Fi hotspot lossis Ethernet txuas.
