Internet muab sijhawm rau tib neeg uas tsis tau muaj dua. Niaj hnub no, ntau dua li niaj hnub no, peb tuaj yeem tig mus rau lub vev xaib rau txhua yam ntaub ntawv thiab tau txais nws tam sim: nyob rau hauv txhais tes ntawm noob neej yog lub ntiaj teb coob sau nkauj, zaj duab xis thiab phau ntawv. Peb ib txwm hloov kho tshiab nrog cov kev txhim kho tshiab thiab khaws cov ntaub ntawv hauv cov ntaub ntawv hauv computer. Tab sis, qhov tseem ceeb tshaj plaws, Is Taws Nem tshem tawm thaj tsam thiab nyob deb ntawm tib neeg, tso cai rau koj sib txuas lus online, tsis hais qhov chaw nyob, yog vim li cas cov neeg xa xov tam sim thiab VoIP hu cov kev pabcuam, xws li Skype lossis Face Time, yog li nrov hauv Web.
Face Time: yog dab tsi?
Face Time yog ib qho thev naus laus zis uas tso cai rau koj los tsim cov vis dis aus lossis suab sib txuas ntawm cov khoom siv hluav taws xob uas txhawb nqa nws (lub ntsiab lus Apple gadgets).
Cov thev naus laus zis tau nthuav tawm thawj zaug los ntawm Steve Jobs thaum lub sijhawm nthuav tawm ntawm lub cim thib plaub iPhone. Nyob rau theem, nws tau pom tias kev sib tham video ua haujlwm li cas siv lub koob yees duab pem hauv ntej thiab lub ntsiab ntawm lub xov tooj. Tib lub sijhawm, Steve tau hais txog Face Time tias qhov no yog txoj hauv kev zoo tshaj plaws thiab nyab xeeb tshaj plaws rau kev sib cuag nrog tsev neeg thiab phooj ywg. Nyob rau hauv lub neej yav tom ntej, no technologytsiv mus rau lwm yam khoom siv ntawm lub tuam txhab, suav nrog iPads ntawm tiam thib ob thiab laus dua, Mac computers nrog lub koob yees duab FaceTime ntsia, thiab iPod kov players.
Lub luag haujlwm ntawm qhov kev pabcuam no yog qhov tsis tau muaj dua los ntawm kev yees duab thiab suab.
Thaum xub thawj, qhov kev pabcuam no tau tso cai hu xov tooj tsuas yog siv Wi-nkaus, uas tau pom tsis zoo los ntawm pej xeem, vim tias qhov kev pabcuam 3G tau tsim thaum lub sijhawm pib. Tom qab ntawd, hauv 2012, ntawm qhov kev nthuav qhia ntawm lub thib tsib tiam iPhone, Apple tshaj tawm tias Face Time yuav ua haujlwm ntawm mobile Internet.
Lwm lub sijhawm tseem ceeb hauv kev txhim kho thev naus laus zis yog qhov tshwm sim ntawm kev hu xov tooj, nthuav tawm xyoo 2013 nrog iOS 7 thiab OS X Mavericks.
Yuav teeb Face Time li cas?
qhov kev pabcuam no yuav tsum muaj tus account iCloud. Txhawm rau tsim nws, nws txaus los sau npe Apple ID, uas yog ua los ntawm txhua tus neeg siv yam tsis muaj kev zam kom qhib lub cuab yeej. Koj tuaj yeem tsim ib tus account hauv iTunes lossis thaum koj qhib lub gadget thawj zaug.
Ntawm Mac computers, tsim ib tus account txaus los pab FaceTime tom qab. Hauv iOS no, cov txheej txheem teeb tsa suav nrog ib kauj ruam ntxiv. Yuav ua li cas teeb tsa Face Time ntawm iPhone? Qhov kev pabcuam no yuav tsum tau qhib rau hauv xov tooj. Ua li no, mus rau "Settings" > FaceTime thiab siv lub zog hloov.
txhawm rau tsim kev sib txuas nrog ib tus neeg siv tshwj xeeb, koj yuav tsum paub nws tus lej xov tooj (yog tiastxuas) lossis Apple ID. Tsis tas li ntawd, Face Time rub cov ntaub ntawv los ntawm koj phau ntawv chaw nyob: cov neeg siv uas twb tau siv Face Time yuav tshwm sim hauv daim ntawv thov sib raug thiab yuav muaj rau kev hu.
Opportunities
Tam sim no, qhov kev pabcuam tso cai rau koj los tsim kev sib txuas ntawm ob lub cuab yeej siv Wi-Fi, nrog rau 3G thiab LTE tes hauj lwm.
Face Time siv H264 thiab AAC (Apple Audio Codec) cov qauv los xyuas kom meej qhov kev sib txuas lus zoo tshaj plaws, nrog rau RTP thiab SRTP cov ntaub ntawv encryption txoj kev los xyuas kom meej cov neeg siv kev ruaj ntseg siab tshaj plaws.
Cov kev pabcuam ua haujlwm pub dawb, thiab cov neeg siv khoom tsuas yog them rau kev siv Internet xwb.
Kev txwv
Hmoov tsis zoo, ib yam li feem ntau ntawm Apple, cov thev naus laus zis no muaj ntau qhov kev txwv. Cov no suav nrog:
- Qhov siab kawg ntawm ob lub cuab yeej tuaj yeem koom nrog kev sib tham.
- Lub sijhawm sib txuas ntev (kho rau xyoo 2016).
- Tsis tuaj yeem hloov ntawm video mus rau suab hu.
- Txwv tsis pub siv ntau lub tebchaws (Russia tsis yog ib ntawm lawv).
Vim tias qhov tsis txaus no, feem ntau tuaj yeem hnov cov lus thuam ntawm Face Time tias nws tsuas yog daim ntawv nyuaj ntawm Skype. Tib lub sijhawm, ntau tus neeg siv tsis xav txog qhov zoo ntawm kev sib txuas lus thiab tag nrho encryption, uas tsis muaj nyob rau hauv feem ntau lwm cov kev pabcuam.
Siv qhov xaus
Tam sim no cov neeg nyeem tau paub txog lwm qhov kev pabcuam zoo thiab yooj yim los ntawm Apple. Tom qab nyeem cov ntaub ntawv no, koj yuav tsum tsis txhobCov lus nug tseem nyob ntawm Face Time: nws yog dab tsi, teeb tsa kev pabcuam thiab siv nws li cas. Yog li, nws yog lub sijhawm txav los ntawm txoj kev xav mus rau kev xyaum thiab hu rau ib tus neeg nyob ze tam sim no, vim tias nws yog dawb kiag li.
