Computers, Cov khoom
Resolution screen. Pom kev daws teeb meem ntawm lub monitor screen
Thaum yuav ib tug tshiab saib rau koj system unit neeg pab tswv yim tej electronics khw yuav hais kom koj zoo li cas qhov kev tshuaj ntsuam kev daws teeb meem rau cov saib koj dua. Rau cov neeg uas muaj xws li ib lo lus nug tej zaum yuav zoo li ib yam dab tsi ntawm ib tug Suav cov tsiaj ntawv seem, tawg nws cia. No.
Yuav ua li cas yog cov kev tshuaj ntsuam kev daws teeb meem?
Yuav pib nrog, dab tsi yog qhov duab uas peb pom nyob rau hauv lub monitor. Txhua daim duab yog tuaj txoos ua ke los ntawm zoo tshaj cov ntsiab lus - pixels. Yuav kom xyov to taub kuv txhais li cas, lub analogy nrog paj ntaub. Los ntawm monotonous crosses ntawm cov xim txawv nyob rau hauv lub kawg nws puv tawm ib co zoo ntawm tus qauv los yog txawv. Yog li no, lub pixels - nws crosses nyob paj ntaub, tab sis lawv yog cov ntau me me thiab nruj nreem nias tiv thaiv txhua lwm yam, vim hais tias muaj yog tsis muaj lawm tias cov duab no yog ua los ntawm ib tug neeg tsuas me me, thiab zoo li ib tug tag nrho. Nyob rau hauv tas li ntawd, lawv yuav tau mus ua ib tug txawv xim, yam teeb meem no. Nyob rau hauv no txoj kev uas peb saib movies, duab, hloov qhov sib txawv qhov rais thiab tam sim ntawd pom nyob rau hauv qhov kev tshuaj ntsuam cov kev hloov raws li.
Pixels - tsis muaj lawv nyob txhua qhov chaw
Lub pixels tej zaum yuav square los yog rectangular, nyob rau hauv tej rooj plaub. Muaj txawm tias ib tug yoj ua haujlwm hloov nyiam square saib ntau elongated, uas yog tej zaum kuj overly stretched duab. Tiam sis ntau tshaj nyob rau ntawd tom qab.
Qhov ntawd yog lub xov tooj ntawm cov feem ntau pixels ib chav tsev ntev, los yog lwm yam lawv ceev thiab txiav txim seb lub rooj ntawm tus saib cov ntxaij vab tshaus.
Screen daws teeb meem chaw
Lub ntsiab screen daws teeb meem kev xaiv no yog lub qhov siab thiab dav. Yog li ntawd, yog tias koj mus rau Tswj Vaj Huam Sib Luag rau koj lub computer thiab mus rau chaw screen, koj yuav tau sau ntawm no yog ib lub qhov rais (yeej lub qhov rais - rau cov neeg siv ntawm qhov rais 7), koj vydite nyob rau hauv cov kev yees duab hauv qab no.
Nyob rau hauv cov ntaub ntawv no, tus saib muaj ib tug predetermined tshaj plaws kev daws teeb meem ntawm 1366 x 768 pixels. Ua li cas nws txhais li cas? Qhov no txhais tau hais tias lub dav ntawm sab laug mus rau sab xis sab ntawm tus saib tso 1366 pixels thiab los ntawm sab saum toj mus rau nram qab - 768. Qhov no yog lub zoo tshuaj ntsuam daws teeb meem ntawm lub monitor, muab raws li ib qho piv txwv, qhov twg cov lus qhia yog kis tau los ntawm qhov kev tshuaj ntsuam raws li meej li sai tau thiab yooj yim rau ib tug neeg uas zoo tib yam, ib txwm tsis pom kev.
Tsis tas li ntawd peb pom hais tias tus saib thiab lwm yam, ib tug tsawg dua kev daws teeb meem yuav tsum tau muab teem. Los ntawm kev txo, piv txwv li, lub dav mus txog 1024 pixels, cov duab yuav ua tau ntau ncav us txog. Uas yog ua tau lub cev tus naj npawb ntawm pixels txiav txim lub rooj ntawm lub monitor screen tsis hloov, nws seem tib yam, tab sis cov zaub ntawm cov dluab yog xws li hais tias tsis muaj teeb meem yuav ua li cas nws yog nrog ib tug txawv extension.
Feem ntau cov nrov hom ntawm cov ntxaij vab tshaus
Qhov saum toj no hais hauv daim ntawv ntawm pixels, vim hais tias peb xav txog lo lus nug no nyob rau hauv kom meej.
Nyuam qhuav pib, thaum tham txog ib puas xyoo uas tau dhau mus lawm txij li thaum lub tsos ntawm cov thawj films, tag nrho cov saib yog thawj cov qauv ntawm cov televisions thiab computers muaj 4: 3 hom. Txawm tias thaum twg muaj tsis muaj TV nyob rau hauv hom ntawv no cia ib tug ntsiag to movie. Yuav ua li cas cov zauv txhais li cas? Qhov no yog cov nam piv ntawm cov zaub lub caij, nws yuav tsum hais tias, cov coefficients ntawm qhov siab thiab dav ntawm lub monitor. Yog li, qhov luaj li cas yuav ua tau raws li nram no: 16:12 = 4x4: 3x4, 40:30 = 4x10: 3x10. Analog TV poob lawm yog feem ntau muaj hom ntawv no thiab, yog li ntawd, analog TV yog tseem "customize" nyob rau hauv tus ncej 4: 3. Qhov no kuj yog cov hom ntawv uas 5: 4. Nws kuj yog ib tug "square", thiab nws yog siv nyob rau hauv qhuav ntawm saib rau computers. Tab sis maj mam lub neej tsoo ib tug tshiab 16: 9 hom, uas tau muab nce mus rau ib tug tshiab duab loj, me, thiab muaj ib qho screen daws teeb meem ntawm widescreen saib, lossi modernizing thiab hloov cov tsis.
Dav pub: yooj yim los yog muaj txiaj ntsim?
Ib tug tshiab qauv tau advertised nws yooj yim. Yog li ntawd, cov neeg yuav zoo dua paub cov ntaub ntawv nyob rau hauv lub sab ntawm tus saib tshaj lub saum thiab hauv qab. Tiam sis peb yuav tsum tsis poob pom ntawm tus taw tes uas widescreen saib yog cheaper rau khoom. Yog, yog tias koj noj cov saib 4: 3 thiab 16: 9, uas yuav muaj sib npaug zos diagonals, nws hloov tawm hais tias lawv thaj tsam no sib txawv. Qhov screen 4: 3 yuav muaj ntau chav rau ua hauj lwm tshaj 16: 9 screen, tab sis nyob rau zus tau tej cov ntau saib yuav siv tsawg pab tshaj ib tug square. Muaj ntau cov kev xav tau qhia ob leeg nyob rau kev tiv thaiv thiab tawm tsam widescreen saib, thiab nkawd ob leeg lawv pros thiab cons. Rau cov neeg cov neeg, uas pib nws acquaintance nrog computer chaw thaum lub sij hawm lub sij hawm ntawm 4: 3, dav-screen phim thiab yuav tsum tau ib tug ntau lub sij hawm kom hloov mus rau nws.
Piv txwv li, thaum ua hauj lwm nyob rau hauv lub chaw ua hauj lwm cov kev pab cuam xws li Microsoft Word nyob rau tib lub scale qhia 5: 4 yuav tsum tau mus tso saib ntau kab tshaj lawv cov loj-hom counterparts. Tsis xav lossi tsiv nyob ib ncig ntawm cov ntawv thiab nce thiab nqis mus nrhiav tau ib co ntaub ntawv, koj yuav saib tau tag nrho daim ntawv raws li ib tug tag nrho, thiab yog li tsis ntau mus poob readability. Dav saib ncab "square" cov duab, ua rau lub round yam ua dawb, ncav us txog lub ntsej muag thiab lub cev ntawm cov cim ntawm qhov screen. Qhov zoo ces, tag nrho cov teeb meem ua hauj lwm. Piv txwv li, rau ib tug saib ntawm 5: 4 koj yuav saib tau lub loj screen, tsuas rau sab saum toj thiab hauv qab ntawm cov dub thawv yuav muab ntxiv, thiaj li tsis mus txiav tawm ib feem ntawm cov duab. Ib yam li ntawd, nyob rau hauv dav screen, koj yuav ua daim duab muaj nws cov thawj qhov chaw thiab ua tsis kis los ntawm tag nrho cov kev tshuaj ntsuam. Nyob rau hauv ua si lub computer, cov developers ntxiv tau ntawm kev tswj txawv tawm tswv yim, thiab hais txog. N. Cuaj kaum, nws yog ib qho tseem ceeb hais tias ib tug ntau hom ntawv nyob rau hauv thawj qhov chaw yog pab mus rau lub chaw tsim tshuaj paus, thiab peb tas li yuam rau nws, kom txhob muaj zus tau tej cov square cov ntxaij vab tshaus. "Koj xav saib xyuas 5: 4? Tab sis nws yog ib tug ntawm zam, tam sim no xws tsis muaj ib tug yog yuav! "Ntawm cov hoob kawm, tsis tau yuav, vim hais tias tag nrho cov chasing zam, tsis tshua xav txog kev nplij siab. Thiab lub funny tshaj plaws yog hais tias lub ntxaij vab tshaus uas 4: 3, 5: 4, yog cheaper dua cov qauv ntawm cov widescreen saib, zus tau tej cov uas siv tsawg dua cov ntaub ntawv thiab uas, qhov tseeb, yuav tsum tau pheej yig dua. Tab sis tseem rov qab mus rau qhov teeb meem daws teeb meem cov ntxaij.
Teeb meem nyob rau hauv kev nrhiav tus zoo kev daws teeb meem
Lub fact tias cov abundance ntawm producers, uas yog pub dawb rau txiav txim siab yuav ua li cas nws yog ib qho zoo ua ib qho kev extension txo nws hwj tus neeg nyob rau hauv ib tug quandary. Muaj ntau tshaj li peb dozen video qauv, uas yog xam qhovkev nyob rau hauv sib txawv uas yuav kho tau thiab nam ratios. Piv txwv lub video txheem XGA muaj ib tug 1024 × 768 daws teeb meem (786k) los yog 640 × 480 daws teeb meem (307k), nrog rau ib tug nam piv ntawm 4: 3 thaum tus qauv VGA muaj plaub permissible daws teeb meem (640 × 480, 640 × 350, 320 × 200, 720 × 400 ) nrog rau cov coj nam ratios (4: 3, 64:35, 16:10 9: 5). WHUXGA video txheem tam sim no muaj cov loj tshaj tus naj npawb ntawm pixels - 7680 × 4800 (36864k), thiab nws yog dav - 16:10. Tab sis yuav ua li cas los xaiv ib tug uas yuav nplua ib tug neeg siv?
Tshaj thaum xaiv ib tug daws teeb meem rau cov saib
Qhov siab tshaj plaws kev daws teeb meem ntawm lub monitor screen yog feem ntau zoo tshaj plaws ua hauj lwm rau lub computer. Nws yuav manually hloov mus rau ib tug ntawm cov neeg uas muaj nyob rau hauv daim ntawv teev cov kev daws teeb meem chaw.
TV: yooj yim saib
Standard txhais analog TV monopoly nyob rau hauv nws daim teb mus rau ib tug tej lub sij hawm, yeej ib txwm tau lub nam piv 4: 3, thiab yog xwb kuj nyuam qhuav tshwm piv ntawm 16: 9, uas yog positioned raws li ib tug high-txhais duab - cov TV. Peb muaj tam sim no cia li nyob hauv lub taw tes thaum muaj ib txoj kev hloov los ntawm ib tug txheej txheem rau lwm tus, thiab yuav ua li cas ntev npaum li cas yuav luag tus txheej txheem no - yog paub tsis meej. Ib txhia lub teb chaws tau ntev tau tsiv mus rau ib tug tshiab, ntau yooj yim thiab high-zoo cov hom ntawv, tab sis nyob rau hauv lub domestic tej qhov chaw ntawm no yuav muab tau leej twg rau ib ntev lub sij hawm. Vim hais tias koj mus yuav newfangled widescreen TV nyob rau hauv suab tag nrho cov qauv uas muaj ib tug muaj nuj nqi prudently kho daws teeb meem cov ntxaij. Tom qab kev kawm ua tib zoo cov lus qhia, tus neeg siv twb yuav nws tus kheej txiav txim siab nyob rau hauv dab tsi daim ntawv nws saib square duab rau ib lub screen - ncab nws sau puv npo, los yog koj muaj peev xwm ntxiv ib tug dub ciam teb rau lub sab kom cov nam piv ntawm thawj daim duab.
Cov saib los ntawm ib tug PC - ib lub teeb meem rau gamers
Yog hais tias tus saib xaiv ib tug gamer, nws yuav tsum xub ua me ntsis txog cov uas yuav tsum tau rau cov nyiam kev ua si / ua si, thiab ces raws li nyob rau hauv cov ntaub ntawv no thiab qhia lub ntsiab saib kev daws teeb meem cov ntxaij vab tshaus tsim rau qhov no zoo tshaj plaws. Twv yuav raug hu hais tias "hais tias yog li ntawd, ces tus qauv yog zoo meej rau tag nrho cov kev ua si nyob rau hauv lub ntiaj teb no" tsis tau.
Saib cov xov xwm nyob rau hauv lub "tom" - seb puas los yog tsis mus thab nrog ib tug xaiv ntawm kev daws teeb meem?
Yog hais tias koj siv koj lub PC rau kev ua hauj lwm nyob rau hauv lub chaw ua hauj lwm cov kev pab cuam los yog cia li mus saib lub mail, xov xwm nyob rau hauv kev tes hauj lwm, thiab li ntawm. N., yuav tsum tau xaiv thiaj tau tuaj rau tus kheej kev los yog lwm tus sab laj ib txog tej cov neeg siv, uas yuav piav rau koj tag nrho cov kev nthuav moments.
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