Taw qhia
Hauv cov toj roob hauv pes hloov zuj zus ntawm kev sib txuas lus digital pom, cov duab LED sab hauv tsev tau dhau los ua qhov nruab nrab tseem ceeb rau kev lag luam, tsev kawm ntawv, tsev teev ntuj, thiab chaw lom zem. Los ntawm siab -cov koom haum ua lag luam kawg thiab cov khw muag khoom loj tshaj plaws rau kev tshaj tawm xov xwm studios thiab cov chaw hais kom ua kom muaj zog, cov lus qhia no muaj qhov ci tsis sib haum, qhov tseeb ntawm cov xim zoo nkauj, thiab seamless scalability. Txawm li cas los xij, kev nqis peev hauv ib qho khoom siv sab hauv LED tsis yog ib qho - loj- haum- txhua qhov kev sim. Ib qho kev txiav txim siab tseem ceeb tshaj plaws uas koj yuav ntsib thaum lub sijhawm kev yuav khoom thiab npaj theem yog xaiv qhov tseeb pixel suab.
Pixel pitch ncaj qha dictates qhov pom kev pom tseeb, saib kev nplij siab, qhov project pob nyiaj siv, thiab tag nrho rov qab los ntawm kev nqis peev. Xaiv lub suab uas loj dhau rau qhov chaw saib yuav ua rau cov duab zoo nkauj, pixelated uas tsis tuaj yeem koom nrog cov neeg tuaj saib. Hloov pauv, xaiv lub suab uas tsis tsim nyog zoo tuaj yeem ua rau nce nqi ntawm qhov project yam tsis tau xa tawm qhov kev pom zoo tshaj plaws.
Kev taw qhia ntau yam ntawm cov kev qhia tshwj xeeb muaj nyob rau hauv kev ua lag luam niaj hnub no tuaj yeem xav tias nyuaj rau cov thawj tswj hwm chaw, AV integrators, thiab cov tswv lag luam ib yam nkaus. Cov lus qhia dav dav no tshawb txog cov ntsiab lus ntawm pixel suab, cov txheej txheem tseem ceeb rau kev txiav txim siab cov ntsiab lus zoo tshaj plaws rau koj cov khoom siv sab hauv LED, thiab qhov tseem ceeb ntawm ib puag ncig, kev lag luam, thiab thev naus laus zis uas koj yuav tsum ntsuas kom ntseeg tau ntev - lub sijhawm ua tiav.
1. Nkag siab txog Pixel Pitch: Nws yog dab tsi thiab vim li cas nws tseem ceeb
Txhawm rau txiav txim siab paub, ib tus yuav tsum xub nkag siab cov lus txhais thiab lub hauv paus physics ntawm pixel suab. Hauv cov ntsiab lus ntawm niaj hnub LED thev naus laus zis, pixel suab hais txog lub cev qhov deb ntsuas hauv millimeters los ntawm qhov nruab nrab ntawm ib pixel (lossis LED pixel pawg) mus rau qhov chaw ntawm lub pixel uas nyob ib sab. Qhov kev ntsuas no feem ntau txhais los ntawm tsab ntawv "P"-piv txwv li, P1.2, P2.5, lossis P4.
Txoj cai tseem ceeb ntawm tus ntiv tes xoo tswj hwm pixel suab yog qhov yooj yim: qhov me me ntawm pixel suab, qhov ze dua cov pixels rau ib leeg, ua rau lub pixel ceev dua thiab cov duab meej dua. Hloov pauv, lub suab pixel loj dua txhais tau tias tsawg dua pixels ib square meter, uas feem ntau haum rau cov cheeb tsam uas cov neeg saib sawv deb deb ntawm qhov screen.
Kev sib raug zoo ntawm Pixel Pitch thiab kev daws teeb meem
Tsis zoo li ib txwm ua kua-cov khoom siv lead ua kua (LCD) lossis cov teeb pom kev zoo- emitting diode (OLED) cov ntxaij vab tshaus uas tuaj nrog cov kev daws teeb meem ruaj khov, cov khoom siv sab hauv LED yog tsim los ntawm seamlessly assembling ib tug neeg LED txee los yog vuas ua ke zoo li puzzle pieces. Tag nrho cov kev daws teeb meem ntawm lub vijtsam tsis yog tsuas yog txiav txim siab los ntawm lub cev qhov ntev ntawm cov zaub nws tus kheej, tab sis yog los ntawm kev sib xyaw ua ke ntawm lub cev lub vijtsam loj thiab xaiv pixel suab.
Thaum koj txo cov pixel suab, koj nthuav dav cov pixels ntim rau hauv tib lub cev. Qhov siab dua qhov no tso cai rau cov duab tsis yooj yim, cov ntawv zoo, thiab siab - cov ntsiab lus video txhais kom ua tau zoo yam tsis pom pixelation lossis jagged npoo. Kev nkag siab txog qhov kev sib raug zoo no yog qhov tseem ceeb vim tias qhov ua kom pom siab - cov ntsiab lus daws teeb meem ntawm lub vijtsam nrog lub suab pixel loj ua rau tsis zoo ntawm koj cov khoom siv, thaum muab cov ntsiab lus qis dua - daws teeb meem ntawm ultra- cov lus pom zoo tuaj yeem ua rau muaj teeb meem loj, cuam tshuam cov khoom cuav, thiab kev siv nyiaj tsis zoo.
2. Cov qauv tseem ceeb thiab cov cai ntawm tus ntiv tes xoo rau kev txiav txim siab Pixel Pitch
Xaiv qhov zoo pixel suab tsis yog ib qho teeb meem ntawm kev kwv yees; nws tso siab rau cov qauv tsim kho qhov muag, tib neeg qhov pom kev pom kev zoo, thiab saib cov qauv nyob deb. Vim tib neeg ob lub qhov muag muaj kev txwv tsis pub hais txog ntau npaum li cas cov ntsiab lus lawv tuaj yeem daws tau ntawm qhov kev ncua deb, muaj cov lej lej sib txawv uas tus neeg pixels tsis tuaj yeem paub qhov txawv ntawm qhov muag liab qab.
Qhov Visual Acuity Distance (Retinal Limit)
Qhov tsawg kawg nkaus nyob deb ntawm tus neeg uas ib txwm muaj 20/20 tsis pom kev tuaj yeem pom lub vijtsam LED yam tsis muaj kev nkag siab ntawm tus kheej pixels yog hu ua qhov pom kev deb. Cov qauv kev lag luam uas tau lees paub dav dav rau kev suav qhov pom qhov pom qhov deb hauv meters yog:
$$\\text{Pixel Pitch (in mm)} \\times 1.16=\\text{Minimum Viewing Distance (in meters)}$$
Xwb, thaum ua hauj lwm nyob rau hauv imperial units, lwm yam kev lag luam tus qauv yog 10x Txoj Cai, uas qhia tias 1 millimeter ntawm pixel suab sib npaug li ntawm 8 mus rau 10 feet ntawm kev pom kev pom kom pom tseeb. Piv txwv li, P2.5 sab hauv LED zaub feem ntau yog ua kom zoo rau cov neeg tuaj saib sawv ntawm qhov tsawg kawg yog 2.5 meters (kwv yees li 8 feet) deb. Yog tias cov neeg saib ze ze dua li qhov ntsuas qhov ntsuas no, qhov kev pom kev pom tau qis dua li ib tus neeg pixels dhau los ua qhov pom tseeb, rhuav tshem qhov kev xav tsis tu ncua ntawm daim duab tsis tu ncua.
Qhov Nruab Nrab Kev Nyuaj Siab Saib Qhov Ncauj
Thaum lub ntsej muag acuity formula xam qhov deb tsawg kawg nkaus ua ntej pixelation tshwm sim, qhov kev nplij siab saib qhov deb feem ntau yog ib qho kev ntsuas ntau dua rau qhov tiag - ntiaj teb ib puag ncig. Nyob rau hauv dynamic, siab - chaw tsheb khiav zoo li cov chaw tos txais neeg lossis cov khw muag khoom, cov neeg saib tau txav mus tas li thiab hloov chaw. Tsim ib lub vijtsam raws li qhov tsawg kawg nkaus yuav ua rau qhov muag nkees thiab tsis xis nyob yog tias tib neeg sawv ze dhau rau lub sijhawm ntev. Cov kws tshaj lij kev lag luam feem ntau pom zoo kom muab cov pixel suab hauv millimeters los ntawm 2 mus rau 2.5 kom pom qhov zoo tshaj plaws kev khiav hauj lwm nyob deb qhov twg cov ntawv nyeem thiab cov duab zoo nkaus li sib koom ua ke, ntuj tsim, thiab pom kev zoo rau tib neeg lub qhov muag.
3. Tej yam tseem ceeb Environmental thiab Application Factors cuam tshuam rau koj xaiv
Thaum cov qauv lej thiab cov kev cai kho qhov muag muab qhov pib txhim khu kev qha, lawv tsis qhia tag nrho zaj dab neeg. Txhua qhov chaw sab hauv tsev muaj cov yam ntxwv tshwj xeeb ntawm lub cev, kev tsim vaj tsev quirks, thiab kev xav tau kev ua haujlwm uas yuav tsum ua rau muaj kev cuam tshuam rau koj qhov kev xaiv kawg ntawm pixel suab rau koj sab hauv LED zaub.
Saib nrug deb thiab cov neeg tuaj sib ze
Tus cwj pwm ntawm cov neeg tuaj saib yog tus tsav tsheb tseem ceeb ntawm kev xaiv pixel suab. Xav txog qhov kev siv tseem ceeb ntawm qhov chaw. Hauv lub TV tshaj tawm hauv xov tooj cua lossis lub siab - chav tswj hwm cov ceg txheem ntseeg, cov neeg ua haujlwm thiab cov koob yees duab feem ntau yog nyob deb ntawm qhov screen. Qhov sib thooj no xav tau ultra-fine pixel pitches- feem ntau txij li P0.9 mus rau P1.8-kom paub meej tias kaw- lub koob yees duab kev txhaj tshuaj tsis raug cuam tshuam los ntawm kev cuam tshuam cov qauv moiré thiab cov neeg ua haujlwm tuaj yeem nyeem ntom ntom, ntau lub qhov rais cov ntaub ntawv ntws yam tsis muaj qhov muag pom.
Ntawm qhov tod tes, nyob rau hauv ib lub tsev so loj loj, lub rooj sib tham loj, lossis lub tsev teev ntuj, cov neeg tuaj saib feem ntau zaum kaum lossis ntau pua taw deb ntawm theem. Hauv cov xwm txheej no, kev xaiv rau qhov zoo tshaj plaws - suab zoo yog qhov tsis zoo thiab tsis muaj nyiaj txiag. Lub P3 lossis P4 sab hauv LED zaub yuav xa cov duab tsis sib haum, nkig rau cov neeg tuaj saib ntawm ib feem ntawm tus nqi, vim tib neeg lub qhov muag tsis tuaj yeem daws qhov zoo pixel sib txawv ntawm qhov deb li cas.
Cov ntsiab lus hom thiab kev daws teeb meem xav tau
Qhov xwm txheej ntawm cov ntsiab lus koj npaj siab yuav tshaj tawm ua lub luag haujlwm loj hauv kev txiav txim siab pixel suab. Nug koj tus kheej: Dab tsi yuav tshwm sim ntawm qhov screen txhua hnub?
Cov ntaub ntawv- Cov ntsiab lus hnyav: Yog tias koj cov duab yuav nthuav tawm cov ntawv nthuav dav, cov ntaub ntawv nyiaj txiag nyuaj, cov qauv tsim vaj tsev, lossis cov lus qhia ntxaws ntxaws-thiab- tswj software, koj xav tau siab pixel ceev. Cov ntawv me me yuav plooj, cuam tshuam, thiab dhau los ua tsis tau nyeem ntawm lub suab lus ntxhib.
Cinematic thiab Promotional Video: Yog tias cov zaub tau mob siab rau feem ntau rau cov yeeb yaj kiab tom qab huab cua, kev ua yeeb yaj kiab zoo nkauj, siab - cuam tshuam cov lag luam lag luam, lossis cov kev tshwm sim nyob, cov pixel loj me me tuaj yeem zam txim tau zoo heev vim tib neeg ob lub qhov muag ib txwm muab nrawm nrawm- txav cov yeeb yaj kiab thiab cov xim nplua nuj.
Kev txwv qhov chaw lub cev thiab lub vijtsam loj
Lub cev qhov ntev ntawm koj qhov chaw muaj phab ntsa, qhov chaw thau khoom muaj peev xwm, thiab cov qauv mounting txwv nruj rau koj xaiv. Vim tias cov lus qhia LED tau tsim los ntawm cov qauv txee qhov ntau thiab tsawg (xws li 500mm x 500mm lossis 600mm x 337.5mm kom tswj tau qhov zoo tshaj plaws 16: 9 nam piv), kev ua tiav qhov kev daws teeb meem tshwj xeeb yog nyob ntawm qhov loj ntawm pixel suab. Yog tias koj muaj qhov chaw me me ntawm phab ntsa-hais, 3 meters dav-thiab koj yuav tsum tso saib qhov tseeb Full HD (1920x1080) daws teeb meem, koj raug lej yuam kom xaiv qhov ultra-zoo pixel suab. Sim ua kom tiav Full HD ntawm lub cev me me nrog P4 suab yog lub cev tsis tuaj yeem vim tias lub txee loj yuav tsum tau nyob hauv tsev 1920 pixels ntawm 4mm qhov sib nrug yuav ua rau lub vijtsam loj heev rau chav.
4. Sib npaug nyiaj txiag, kev tu, thiab kev siv tshuab ntev
Kev taw qhia cov lus qhia tshwj xeeb ntawm sab hauv LED zaub inevitably coj koj mus rau kev sib tshuam ntawm cov thev naus laus zis thiab kev lag luam zoo. Nrhiav qhov chaw qab zib ntawm kev ua tau zoo thiab kev nqis peev nyiaj txiag yog qhov tseem ceeb rau kev ua tiav, kev xa mus tau zoo.
Tus nqi cuam tshuam ntawm Fine Pixel Pitch
Nws yog txoj cai hloov pauv tsis tau ntawm LED kev lag luam kev lag luam uas raws li pixel suab txo, tus nqi ib square meter nce exponentially. Ib qho ultra-pitch zaub zoo (xws li P0.9 lossis P1.2) ntim plaub zaug ntau npaum li LEDs rau hauv thaj chaw zoo tib yam li P2.5 zaub. Qhov kev nce loj hauv cov khoom siv ntom ntom no ua rau muaj kev tsim khoom tsis yooj yim, cov txiaj ntsig poob qis, nto -mount technology (SMT) qhov nrawm nrawm, thiab cov tsav tsheb IC.
Yog li ntawd, cov neeg yuav khoom yuav tsum siv cov tswv yim txwv. Tsis txhob ua rau qhov tsawg tshaj plaws muaj pixel suab tsuas yog vim nws sawv cev rau cov thev naus laus zis tshiab tshaj plaws ntawm kev ua lag luam. Ntsuas koj qhov kev pom qhov deb thiab cov ntsiab lus xav tau kom meej. Yog tias koj cov neeg tuaj saib tsis tau los ze dua 4 meters rau ntawm qhov screen, kev yuav lub P1.2 zaub tshaj lub P2.5 zaub yuav muab ob npaug los yog triple koj cov peev nyiaj kho vajtse yam tsis tau muab qhov kev pom zoo rov qab rau qhov pom kev zoo.
Thaum tshav kub kub dissipation, kev siv hluav taws xob, thiab kev ntseeg tau
Cov khoom ntom ntom kuj cuam tshuam rau lub cev kev ua haujlwm ntawm lub cev thiab thermal profile ntawm cov zaub. Denser LED packing txhais tau hais tias ntau cov khoom siv hluav taws xob ua haujlwm nyob rau hauv qhov chaw kaw lub cev, uas ib txwm ua kom muaj cua sov ntau dua. Thaum niaj hnub sab hauv tsev LED cov lus qhia muaj lub zog siab heev-txuag kev tsim qauv thiab cov txheej txheem ua kom txias, ultra- cov ntxaij vab tshaus zoo yuav tsum tau ua tib zoo tswj xyuas kom ntseeg tau tias cov xim zoo sib xws thiab ntev - lub sij hawm diode ntev. Tsis tas li ntawd, kev saib xyuas kev siv tau yooj yim yog qhov tseem ceeb rau kev txiav txim siab; Cov pitches zoo dua tuaj yeem ua rau muaj kev cuam tshuam rau lub cev thaum lub sij hawm tu los yog kev pab cuam, yuav tsum muaj lub hauv ntej muaj zog -cov qauv siv tau nrog cov txheej tiv thaiv (xws li GOB lossis COB thev naus laus zis) hauv siab - tsheb, kev kawm, lossis pej xeem ib puag ncig.
Yav tom ntej -Ua pov thawj koj cov peev nyiaj
Technology txav ceev, tab sis architectural zaub installation yuav tsum nyob rau ntau xyoo. Thaum xaiv koj lub pixel suab, xav txog seb koj cov ntsiab lus xav tau yuav hloov zuj zus mus li tsib mus rau xya xyoo tom ntej. Yog tias muaj qhov muaj peev xwm ua tau zoo uas koj lub koom haum yuav hloov pauv los ntawm cov txheej txheem txhais cov yees duab pub rau ultra- siab- cov ntaub ntawv txhais tau tias pom lossis qhov chaw tsim khoom virtual nyob rau yav tom ntej, kev nqis peev me ntsis hauv koj cov peev nyiaj thawj zaug kom ruaj ntseg pixel suab tuaj yeem cawm koj los ntawm cov khoom siv tsis raug ntxov ntxov.
Xaus
Xaiv qhov zoo pixel suab rau koj sab hauv LED zaub yog qhov kev txiav txim siab zoo uas txuas rau kos duab, lej, thiab kev npaj vaj tsev. Los ntawm kev ua tib zoo tshuaj xyuas koj cov neeg tuaj saib qhov kev ncua deb, ntsuas qhov nyuaj ntawm koj cov ntsiab lus, hwm lub cev thaj tsam ntawm koj qhov chaw, thiab ntsuas koj cov peev txheej siv nyiaj rau lub sijhawm ntev -cov kev xav tau ntawm kev ua haujlwm, koj tuaj yeem txiav los ntawm cov lus piav qhia thiab tuaj txog ntawm qhov kev daws teeb meem zoo.
Nco ntsoov tias lub hom phiaj kawg ntawm txhua qhov kev pom kev pom yog kev koom tes, kev pom tseeb, thiab kev sib txuas lus zoo. Txawm hais tias koj xaiv rau tus nqi-kev ua tau zoo rau lub rooj sib tham loj lossis ib qho ultra- suab zoo rau lub siab - chav tswj hwm, ua kom paub, xav tau- kev xaiv tsav kom ntseeg tau tias koj cov zaub LED sab hauv tsev yuav ua rau pom kev pom zoo, kev ua tau zoo, thiab tus nqi tshwj xeeb rau xyoo tom ntej.