Kaw ad

Nyob rau hauv xyoo tas los no, lub ntiaj teb ntawm cov xov tooj ntawm tes tau pom kev hloov pauv loj. Peb tuaj yeem pom qhov sib txawv hauv kev xyaum ua txhua yam, tsis hais seb peb tsom mus rau qhov loj lossis tsim, kev ua haujlwm lossis lwm yam haujlwm ntse. Qhov zoo ntawm cov koob yees duab tam sim no ua lub luag haujlwm tseem ceeb. Tam sim no, peb tuaj yeem hais tias qhov no yog ib qho tseem ceeb tshaj plaws ntawm smartphones, uas cov flagships tau sib tw tas li. Tsis tas li ntawd, thaum peb sib piv, piv txwv li, Android xov tooj nrog Apple's iPhone, peb pom ntau qhov sib txawv nthuav.

Yog hais tias koj xav nyob rau hauv lub ntiaj teb no ntawm mobile technology, ces koj yeej paub hais tias ib tug ntawm qhov sib txawv loj tshaj plaws nyob rau hauv cov ntaub ntawv ntawm sensor daws teeb meem. Thaum Androids feem ntau muab lub lens nrog ntau dua 50 Mpx, iPhone tau twv tsuas yog 12 Mpx rau xyoo, thiab tseem tuaj yeem muab cov duab zoo dua. Txawm li cas los xij, tsis muaj kev saib xyuas ntau npaum li cas rau cov duab tsom mus rau cov duab, qhov twg peb ntsib qhov sib txawv zoo nkauj. Cov xov tooj sib tw nrog Android operating system feem ntau (ib nrab) cia siab rau lub npe hu ua laser auto focus, thaum lub xov tooj smartphones nrog lub cim kua nplaum tsis muaj cov thev naus laus zis no. Nws ua haujlwm li cas, vim li cas nws thiaj siv thiab cov thev naus laus zis dab tsi Apple cia siab rau?

Laser tsom xam vs iPhone

Cov hais txog laser tsom tshuab ua haujlwm yooj yim heev thiab nws siv ua rau muaj kev nkag siab ntau. Nyob rau hauv cov ntaub ntawv no, ib tug diode yog muab zais rau hauv daim duab module, uas emits hluav taws xob thaum lub trigger yog nias. Nyob rau hauv cov ntaub ntawv no, ib tug beam raug xa tawm, uas bounces tawm lub yees duab / khoom thiab rov qab, thiab lub sij hawm no yuav siv tau sai sai xam qhov deb ntawm software algorithms. Hmoov tsis zoo, nws kuj muaj nws qhov tsaus ntuj. Thaum thaij duab ntawm qhov deb ntau dua, laser tsom tsis yog qhov tseeb, lossis thaum thaij duab ntawm cov khoom pob tshab thiab cov teeb meem tsis zoo uas tsis tuaj yeem cuam tshuam txog lub teeb pom kev zoo. Vim li no, feem ntau cov xov tooj tseem cia siab rau lub hnub nyoog pov thawj algorithm los kuaj pom qhov sib txawv. Ib lub sensor nrog xws li tuaj yeem pom cov duab zoo meej. Kev sib xyaw ua ke ua haujlwm zoo heev thiab ua kom nrawm thiab raug duab tsom. Piv txwv li, nrov Google Pixel 6 muaj qhov system no (LDAF).

Ntawm qhov tod tes, peb muaj lub iPhone, uas ua haujlwm txawv me ntsis. Tab sis nyob rau hauv lub hauv paus nws yog heev zoo sib xws. Thaum tus taw tes raug nias, ISP lossis Image Signal Processor tivthaiv, uas tau txhim kho tau zoo nyob rau xyoo tas los no, ua lub luag haujlwm tseem ceeb. Cov nti no tuaj yeem siv txoj kev sib txawv thiab cov algorithms sophisticated los ntsuas tam sim qhov kev tsom xam zoo tshaj plaws thiab thaij duab zoo. Tau kawg, raws li cov ntaub ntawv tau txais, nws yog ib qho tsim nyog yuav tsum tau hloov kho lub lens mus rau qhov xav tau, tab sis txhua lub koob yees duab hauv xov tooj ntawm tes ua haujlwm tib yam. Txawm hais tias lawv raug tswj los ntawm "lub cev muaj zog", lawv lub zog tsis yog tig, tab sis linear.

iPhone koob yees duab fb koob yees duab

Ib kauj ruam tom ntej yog iPhone 12 Pro (Max) thiab iPhone 13 Pro (Max) qauv. Raws li koj tau twv, cov qauv no tau nruab nrog lub npe hu ua LiDAR scanner, uas tuaj yeem txiav txim siab tam sim ntawm qhov kev ncua deb ntawm cov duab thaij duab thiab siv qhov kev paub no kom zoo dua. Qhov tseeb, lub tshuab no yog ze rau qhov hais txog laser tsom. LiDAR tuaj yeem siv cov kab teeb ci laser los tsim 3D qauv ntawm nws qhov chaw nyob ib puag ncig, uas yog vim li cas nws feem ntau yog siv rau cov chav scanning, nyob rau hauv lub tsheb autonomous thiab rau kev yees duab, feem ntau portraits.

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