Lub iPhone XS muaj qhov nrawm nrawm dua LTE, nrawm dua li ob zaug nrawm dua

Txij li hnub Friday dhau los, cov neeg nyiam nyob hauv lub tebchaws ntawm thawj nthwv dej tuaj yeem xaj tus tshiab iPhone XS thiab XS Max nrog qhov tseeb tias lub xov tooj yuav muaj tag kis. Yog li ntawd txhais tau tias thawj qhov kev xav thiab kev tshuaj xyuas tau pib tshwm rau ntawm qhov chaw nyob rau ob hnub dhau los. Peb yuav tau tos rau ib daim duab tag nrho ntawm qhov tshiab ib hnub, tab sis los ntawm thawj cov ntawv ceeb toom nws yog tseeb hais tias nyob rau hauv ib co respects lub novelty yog ntau tshaj li nws predecessor.

Qhov kev pabcuam SpeedSmart, uas tsom mus rau kev ntsuas kev sib txuas ceev ntawm (tsis yog) cov khoom siv mobile xwb, hnub no tau tshaj tawm cov txiaj ntsig ntawm kev sim tshiab iPhone XS thiab XS Max. Kev ntsuam xyuas tau tshwm sim ntawm peb lub network ntawm cov neeg ua haujlwm loj tshaj plaws hauv Asmeskas, thiab cov txiaj ntsig tau ua rau xav tsis thoob, tshwj xeeb tshaj yog piv rau cov qauv xyoo tas los.

Kev ntsuam xyuas tau pom tias cov iPhones tshiab ua tiav ntau dua ob npaug ntawm kev hloov pauv nrawm dua LTE (piv rau iPhone X). Hauv daim duab hauv qab no, koj tuaj yeem pom cov duab qhia ntxaws qhia txog kev rub tawm thiab rub tawm nrawm rau AT&T, T-Mobile, thiab Verizon. Qee zaum, iPhone XS tau tshaj 70 Mbps rub tawm thiab mus txog yuav luag 20 Mbps upload.

Yog tias peb tshawb nrhiav qhov chaw tom qab qhov kev nrawm no, peb yuav pom tias Apple tau tswj hwm los koom nrog lub modem txhawb nqa MIMO 4 × 4 thev naus laus zis rau hauv iPhones tshiab, tsis zoo li MIMO 2 × 2 pom hauv iPhones qub (thiab tseem nyob hauv iPhone XR yav tom ntej. ). Tsis tas li ntawd, cov iPhones tshiab muaj kev txhawb nqa rau lwm cov thev naus laus zis (QAM, LAA) uas ua rau cov ntaub ntawv zoo sib xws tau txais. Yog tias koj tseem tab tom txiav txim siab yam khoom tshiab los xaiv xyoo no, cov ntaub ntawv saum toj no tuaj yeem yog ib qho ntawm koj tuaj yeem xav txog hauv koj xaiv.

Source: 9to5mac