Musiyano Wakakosha Unoda Kuziva Kutanga
LCD bar skrini uye LED bar skrini inoshanda nenzira dzakasiyana zvachose. Kana ukangonzwisisa izvi, kusarudza pakati pavo kunowedzera nyore.
LCD bar skrinishanda nekudzora chiedza chinobva kumashure. Kune backlight unit, uye liquid crystal mamorekuru anomonyoroka nekutendeuka kuti chiedza chipfuure kana kuchivharira. Makristasi pachawo haaburitse chero chiedza{{2}iwo anovhara ane mafirita eruvara.
LED bar skrinivagadzire chiedza chavo. Ma LED madiki matsvuku, egirinhi, uye ebhuruu anogadzira zvese chiedza uye ruvara panguva imwe chete. Pixel yega yega ndiyo diki mwenje sosi.
Kupenya
Kupenya kunosarudza kuti kuratidzwa kuchashanda kupi. Tinopima izvi mukatinyiti (cd/m²), uye kune miganhu yakaoma iwe haugone kushanda uchitenderedza nehungwaru hwekuisa matipi.
Zvekutengesa zvemukati zvine mwenje unodzorwa, unoda zvishoma350 nits. Pane imwe nzvimbo mu500-700 mhandoinoshanda zviri nani. Isa icho chiratidziro pedyo nehwindo, uye kamwe kamwe iwe uri kutarisa700 zvishoma, pamwe1000-1500kuva akachengeteka. Semi-nzvimbo dzekunze dzine zuva risina kunanga dzichisaidzira kuti2000-3500 nits. Izere kunze muchiedza chezuva chakananga?5000 nits pashoma, uye vazhinji vanoisa vanokurudzira6000-8000.
LCD inosvika pa2500 nits, uye chete{0}}mamodheru ekupenya kwepamusoro ndiwo anosvikapo. Iwo mayunitsi anoenda kukora-zvimwe 40-60% yakawedzera kudzika-uye kutsva nekukasira.
LED inotanga pa800 uye inoenda kupfuura 10,000 nits.
Kunze kwekunze kunoreva LED.
Pixel Density uye Kuona Distance
LCD bar skrini inouya neyakagadziriswa pixel kuverenga kubva kufekitori. Tora 37-inch LCD bar skrini pa1920 × 540. Uri kuwana kuenderana60+ PPIzvisinei kuti wakamira papi. Izvo zvakapinza pahafu yemamita, zvisingakoshi pamamita mashanu.
LED bar skrini inoita kuti usarudze pixel density kuburikidzapixel pitch. Masvomhu akatwasuka: tora pixel pitch yako mumamirimita uye wedzera ne1.0 kusvika 1.5 kuti uwane yako yakakwana yekuona chinhambwe mumamita.
P4.0ndipo panowanikwa mapurojekiti mazhinji-anosanganisira4-6 mamita inotapira nzvimboiyo inoshanda kune mall kuisirwa, signage yeairport, uye mahwindo ezvitoro zvezvitoro. Enda zvakasimba kana uchida.P2.0inobata 2-3 metres renji, uye uri kubhadhara zvakapetwa kaviri.P1.2iripo kune izvo zvisingawanzo mamiriro apo vanhu vanomira mukati meruoko kusvika kune hombe LED madziro. Pa5x mutengo.
LCD inonzwisisika kana vataridzi vanoswedera pedyo kupfuura mamita maviriuye uri kuratidza mavara akadzama kana mifananidzo.LED inohwina kana yekutarisa kureba inodarika 2.5 metresuye maonero ekuona akakosha kupfuura kudhindwa kwakanaka.
Kusiyanisa Ratio: Sei LED Inokunda pane Rima Backgrounds
Contrast ratio inoyera mutsauko uripo pakati pechichena chinopenya zvakanyanya uye chitema chakanyanya kusviba chinokwanisa kuburitswa.
LCD ine dambudziko rekugadzirisa pano. Iyo backlight inomhanya pane yese paniri nguva dzese. Paunenge uchida kuratidza dema, iwo mapixels haakwanise kuvhara mwenje zvachose. Iwe unowana rima grey pachinzvimbo chechokwadi chitema. IPS mapaneru anowanzo kuwana1000:1 kusvika 1500:1musiyano. VA mapaneru anoita zvirinani pa3000:1 kusvika 5000:1.
Imwe neimwe pixel ye LED inogona kudzima zvachose. No current zvinoreva hapana chiedza, zvinorevadema chairo. Standard SMD LED mapaneru akarova5000:1 kusvika 8000:1. Yepamusoro-COB LED inogona kusvika10,000:1 kana kunyange 100,000:1.
Kana zvirimo zvikashandisa mavara akasvibira kana kuti{0}malogo akakwirira, izvi zvine basa. Pamavara pamavara akajeka, vanhu vazhinji havazvione.
Kushanda Kwemavara
LCD bar screens inowanzovhara72-100% ye sRGB, shandai mukati8-bit color kudzika (16.7 miriyoni mavara), uye kubudiriraΔE kurongeka kwemavara pakati pe2-5. Consistency isimba ravo-backlight inopararira zvakaenzana, saka mavara anowirirana papanera rese pasina kuenzana.
LED inopa yakafara gamut(90-140% sRGB)uye kudzika kwemavara kwakadzama(10-16 bit, anopfuura bhiriyoni mavara). Kunze-kwe-kwe{3}}kunanga kwebhokisi kwakaipa, ne ΔE ichimhanya 3-6, uye kuita kuti mavara aenderane mumamodule ose kunotora basa. Chero yakakomba yekuisa LED inosanganisira colorimeter-yakavakirwa calibration.
Refresh Rate uye Camera Capture
Refresh rate inova kunetseka chaiko kana vanhu vachizotora mifananidzo kana firimu kuratidza kwako. Izvi zvinoitika nguva dzose munzvimbo dzekutengesa uye dzeveruzhinji izvozvi.
LCD inoshanda pa60Hz chiyero, ine 120Hz inowanikwa pamhando yepamusoro. Izvi zvakanaka kumaziso evanhu asi zvinogona kuburitsa banding kana mumwe munhu apfura vhidhiyo nefoni yake. Commercial LED mapaneru anowanzo mhanya1920Hz kusvika 3840Hz.
Unoda kuzviyedza iwe pachako?Rekodha chiratidziro uchishandisa-modhi yekufamba zvishoma nefoni yako pa240fps. Mabhawa matema akachinjika achipuruzira nemufananidzo zvinoreva kuti mwero wekuzorodza hauna kukwira zvakakwana.
Panel Technology
LCD Panel Mhando
IPS (Mu-Kuchinja Kwendege)mapaneru anokupa178 dhigirii / 178 madhigirii ekuona makonanekunaka kwemavara. Nguva yekupindura inoita 8-14ms, uye nhanho dzevatema dziri pakati nepakati-uchaona vatema vakachena pane vatema vechokwadi. Izvi zvinoshanda nemasherufu-mupendero zviratidziro zvinotariswa kubva kune akawanda angles uye menyu mabhodhi uko kurongeka kwemavara kunokosha.
VA (Vertical Alignment)mapaneru anopa178 dhigirii / 160 madhigirii ekuona makona. The vertical performance kazhinji inodzikisira pamakona akanyanya. Kurongeka kwemavara kwakanaka, nguva yekupindura inokurumidza pa4-8ms, uye nhanho nhema dzinokunda IPS. Aya anokodzera vhidhiyo-inorema zvemukati uye mabhureki anoshandisa rima ruvara zvirongwa.
ADS/AFFS akasiyanaiindasitiri yemagiredhi sarudzo dzine tembiricha yakawedzera kushivirira kubva-30 dhigirii kusvika +80 dhigirii. Yakakodzera premium chete yekufambisa kana yakanyanyisa nharaunda.
LED Packaging Technologies
Izwi iri rinobva ravhiringa nekukurumidza.
SMD (Surface-Mount Device)inotonga mukati memukati uye semi{0}}kuiswa kwekunze. Matatu machipisi e LED (tsvuku, girini, bhuruu) anokwira pane imwechete bracket uye anovharirwa muresin. Pixel pitches kubva P1.0 kusvika P10.
Iko kusadzivirirwa ndeyechokwadi: yakafumurwa ma LED maficha anogona kukuvadzwa mumuviri, hunyoro hunogona kupinda mukati meiyo resin miganhu, uye yakananga kugunzva zvigunwe kunogona kubvisa zvinhu. Kune pasi rezvitoro uye zviteshi zvekufambisa uko vanhu vangangobata chiratidziro, izvi zvine basa.
COB (Chip-pa-Board)inoisa machipisi e LED zvakananga paPCB substrate, yobva yavhara zvese neunifomu yekudzivirira layer. Nzvimbo yese yemodule inoguma yatsetseka uye ichienderera-kusimba kwemuviri kurinani, kusaita mwando, uye kusiyanisa kubva kuchiedza-kunokweva pakati pemapikisi. Mari inomhanya30-50% yakakwirirakupfuura yakaenzana SMD.
GOB (Glue-pa-Board)ndiyo sarudzo yekukanganisa: yakajairika SMD tekinoroji ine epoxy coating yakawedzerwa mushure mekusangana. COB-sekudzivirirwa nemutengo wakaderera. Iwe uchaona kupenya kushoma kuderedzwa (5-10%) uye kungangoita yero nekuwedzerwa UV kuratidzwa.
Native vs. Cut Panels
Vagadziri vebar screen vanowana mapaneru avo nenzira mbiri, uye mutsauko unokosha kupfuura izvo vatengi vazhinji vanoziva.
Native Bar Panels
Izvi zvinogadzirwa pachishandiswa masiki ekugadzira akagadzirirwa kunyanya-wide aspect ratios. Zviyero ndezvemaune kubva pakutanga. Suppliers vanodaBOE, AUO, Innolux, uye CSOTgadzira mitsetse yezvigadzirwa yakatambanudzwa yakatambanudzwa.
Zvaunowana: kunyangwe kugovera backlight kusvika kumicheto, kurongeka kwakazara neyakajairwa girazi ukobvu, zvisimbiso zvinowirirana zvakatenderedza perimeter yese, uye akajairwa kugadzirisa maitiro senge.1920×158, 1920×360, kana 1920×540.
Cheka uye Resized Panels
Aya anotanga seyakajairwa 16: 9 mapaneru anochekwa kucheka zvidimbu zvebhawa mushure mekugadzira. Iyo 1920 × 1080 pani inogona kuve yakawanda 1920 × 270 mitsetse.
Kucheka kunotyora chisimbiso pakati pegirazi layer-chiedza chinobuda kumacheto. Kutendeseka kwegirazi kunokanganisika pamitsetse yakachekwa, zvinoreva kuti kuparara kwakawanda panguva yekutumira nekuisa. Iyo yekutanga backlight yakagadzirirwa iyo yakazara pani, saka chidimbu mapaneru anowana mwenje usina kuenzana. Uye izvo zvisimbiso zvakakanganisika zvinorega hunyoro mukati, ichimhanyisa kushatisa kwekristaro yemvura nekufamba kwenguva.
Spotting cut panels:tsvaga-zvisina mwero zvakadzika zvigadziriso se158, 203, kana 270 pixels. Bvunza mapeji ekutsanangurwa kwepaneru ane nhamba dzemugadziri chaidzo. Mapaneru chaiwo emuno ane nhamba dzemhando dzakanyorwa mumakatalogi evatengesi.
Cheka mapaneru anomhanya 30-50% zvakachipa.The discount is there nekuti mhando yacho yakadzikira.
Real Applications
Retail Shelf-Edge Displays
Iwe une kudzora mwenje wemukati, vanhu vakamira padyo chaizvo (dzimwe nguva pasi pemita pavanenge vachitsvaga zvigadzirwa), uye zvirimo zvinonyanya kunyorwa uye mitengo. Uyezve unenge uri kuburitsa gumi nemaviri kana mazana ezvinhu izvi.
LCD inokunda pano, uye haina kunyanya kuvhara.Hapana anomira 4 metres kubva pasherufu. Vaoni vako vari padyo, zvinoreva kuti iwe unotoda iyo pixel density LCD inopa. Chinyorwa chinotaridzika kupenya nekuda kwemabatiro anoita LCD subpixel kupa. Uye kana uchitenga 200 mauniti pachinzvimbo che2, iwo mutengo musiyano pakati peLCD neLED unowedzera.
Iyo yakaonda mbiri inobatsira zvakare. Masherufu mazhinji-marairi ekumisikidza akagadzirwa aine LCD dimensions mupfungwa, saka hausi kurwisa hardware.
Chimwe chinhu mu500-700 nit range ine IPS mapaneruinoshanda zvakanaka. VA inoshanda kana munhu wese akasvika kubva kudivi rimwe chete, asi handiwo kashoma kuti vanhu vanotenga sei. Ita shuwa kuti uri kuwana mapaneru emuno, uye saizi-zvaunowanzo tarisa23-42 inch kureba.
Zvekufambiswa Mashoko Anoratidza
Zvitima, mabhazi, nhandare dzendege. Mamiriro ezvinhu ane hutsinye nenzira dzisingafungidzirwe nevanhu kusvikira chimwe chinhu chaputsika. Constant vibration. Kuchinja kwematembiricha kunouraya magetsi evatengi. Uye zvinhu izvi zvinotora 18+ maawa pazuva.
Setifiketi zvinodikanwa zvinongoitira iwe sarudzo iyi.Indasitiri yezvitima ine EN50155, motokari inoda E{{1}Maka chitupa, uye nzira dzemvumo dzeLCD dzakura uye{2}}dzakanyorwa. Chitupa che LED chekufambisa? Ndichiri kubata.
Kupfuura mapepa, maindasitiri eLCD ekumisikidza masisitimu ane makumi emakumi emakore ekuratidza vibration kuramba. Huremu hune basa zvakare kana iwe uchiisa zviratidziro mumotokari. Uye sezvo vanhu vakagara kana kumira padhuze, hausi kutambisa sarudzo yeLCD.
Unozoda maindasitiri-akatemerwa IPS mapaneru anobatika zvishoma-20 dhigirii kusvika +60 dhigirii. Vibration specs inofanira kuratidza1G inoenderera kushivirira zvishoma, zvakanaka ne 3G shock resistance. Kupenya kwakapoteredza700-1000 nitsinobata kupenya kubva kumahwindo.
Kunze Chitoro pamberi uye Window Displays
Chiedza chezuva chinoshandura zvese. Tiri kutaura100,000 luxkurova chiratidziro chako pazuva rakajeka. LCD mumuviri haigoni kukwikwidza pano.
LED ndiyo yega sarudzo chaiyo kunze.Iwe unoda 5000-8000 nits kuti urwise zuva rakananga, uye icho hachisi chinhu chinogona kuburitswa neLCD. Kuramba kwemamiriro ekunze kunokosha zvakare sezvo uchizodaIP65 kana zvirinanipamberi pechiso. Kurebesa kwekuona madaro (vanhu mhiri kwemugwagwa, mota dzinopfuura) zvinoreva kuti unenge uchibhadhara zvakanyanya kune LCD's pixel density zvakadaro.
Enda neP3-P6 pixel pitchzvichienderana nekuti muoni wako akamira kure zvakadii. Iva nechokwadi chokuti uri kuwana3840Hz zorodzasaka inotora mifananidzo zvakanaka pasocial media. Inoshanda tembiricha yemhando inofanirwa kubata chero mamiriro ekunze enzvimbo yako anokanda pairi.
Yakakura-Magadzirirwo eIndoor
Mall, nhandare dzendege, nzvimbo dzemagungano, nzvimbo dzekutandarira dzemakambani. Nzvimbo huru dzine sirin'i yakakwirira uye vataridzi vanogona kunge vari 20 metres kure.
Iyo isina musono ndiyo inouraya LCD pano.Yakakura LCD pani yauchawana yakatenderedza 88 inches. Unoda kuenda kureba? Iwe uri kuisa mapaneru pamwe chete, uye iwo mabezel anoonekwa. Vagadziri vanoedza kubatanidza bezels mune inoyevedza.
LED modules inokiya pamwe chete isina musono.Unoda 30-mita inoenderera kuratidza? LED inobata nayo. Curved installation inoputira mbiru? LED inobata nayo. Nzvimbo dzekutarisa munzvimbo idzi dzinoenderana neP2.5-P4 pixel pitch, inova nzvimbo inotapira yeLED zvakadaro.
Zvekuisirwa premiumP2.5inoshanda zvakanaka. Yakajairika basa rekutengesa rinoita zvakanaka neP3-P4. Kupenya kunoenderana nenzvimbo asi kazhinji800-1500 nitsinovhara zvakanyanya mukati memukati mamiriro. Iva pamberi-kuwana dhizaini yemodule nekuti mumwe munhu achada kusevhisi chinhu ichi pakupedzisira, uye haudi kutsanangura kuti sei uchifanira kuvhara chikamu chezvitoro kuti uwane kuseri kwechiratidziro.
Resitorendi uye QSR Menu Mabhodhi
Budget inobata pano. Miganho yekudyira yakatetepa, uye varidzi vanoongorora zvese zvinotengwa zvekushandisa.
Izvo zvirimo zvinonyanya kunyorwa neapo neapo chikafu mafoto.LCD inopa mavara zvinoyevedza.Chinhambwe chekutarisa chinowanzo kuti 1.5-4 metres kurengerwa uko tekinoroji inoshanda zvakanaka nehunyanzvi, asi LCD inodhura zvakanyanya kutenga nekushanda.
Chinhu chimwe chekufunga nezvacho: makicheni anogadzira girisi uye chiutsi. Kunyangwe munzvimbo yekudyira, izvo zvinhu zvinotama. Iwe unoda imwe mhando yekudzivirira kupenya pamusoro pechiratidziro. Tempered glass overlay ndiyo yakajairika. Kana urikuzviitira-kuhodha sevhisi,PCAP kubata kugonainowedzera pamwe 15-20% kumutengo asi inovhura mashandiro matsva.
Kupenya kwakapoteredza500-700 nitsinobata mwenje weresitorendi.IP54 pamberi pechisozvinofanira kurangarirwa kuva zvinosungirwa, kwete zvokusarudza.
Yakareba-Term Cost consideration
Mutengo wepamberi ingori kutanga. Pazasi pane kuenzanisa kwakashata. Mibairo ichasiyana zvichienderana nemitengo yemagetsi, mapatani ekushandisa, uye kuti chero chinhu chinotyoka.
Kune LCD bar screen (37-inch yakaenzana):kuwanikwa kunoitika$400, simba pamaawa gumi nemaviri kushanda kwezuva nezuva kunodhura zvichida $8 pagore zvichienderana nemitengo, inoiswa parutivi inosvika madhora makumi mana pagore kuitira kugadzirisa, uye kutsiva kwemwenje webacklight kutenderera gore 4 kunowedzera imwe $150 kana zvakadaro.Inenge $800 pamakore mashanu.
Ye LED bar skrini yenzvimbo yakaenzana yekuratidzira paP2.5:kuwanikwa kunotenderera$900, simba rinodhura zvishoma pane pamwe $13 pagore pasi pemamiriro akafanana. Maintenance reserves anogona kudzikira sezvo LED ichiita kunge yakasimba. Kutsiviwa kwemodule kazhinji hakudiwi mukati memakore mashanu kana mhando yakanaka yakatengwa.Pane imwe nzvimbo yakatenderedza $1,050-1,100 yakazara.
LED inomhanya inenge 35% kupfuura LCD mumakore mashanumune zvakajairwa indoor scenarios.
Masvomhu anochinja kune akasiyana mamiriro. Kushandiswa kwakarebesa kunofarira maLED-LCD maraiti emashure anodzikira nekukurumidza mushure megore rechishanu ukuwo maLED anochengetedza 70%+ kupenya kusvika mugore rechisere. Kuiswa panze kunokwidza-kupenya kweLCD modhi kusvika ku${7}} uku kunounza hupenyu hurefu zvakanyanya, zvichiita kuti mutengo weLED{8}}uenzane kana kudhura. Kumisikidzwa kwakakura kusina musono kunoda kwakaomarara bezel kurongeka neLCD, uye pachiyero, gungano re LED rakareruka rinocheka mutengo wevashandi zvakakwana kuvhara gaka.
Zvekubvunza Kana Uchitenga
YeLCD Bar Screens
Tanga nepaneru pachayo. Unoda kuzivandiani akazviita (BOE, AUO, Innolux)uye nhamba chaiyo yemuenzaniso. Izvi zvine basa nekuti ndiwo maonero aunoita kuti uri kuwana pani yepanera pane chimwe chinhu chakatemwa kubva pane yakajairika kuratidza. Cheka mapaneru anochipa nekuda kwechikonzero.
Kupenya kunoratidza kunogona kutsausa. Vamwe vagadziri vanoyera pakati pepanera panopenya zvakanyanya, vamwe vanokupa avhareji yepasi rese.Bvunza nzira yavakashandisa.Iyo 700-nit yepakati kuyerwa inogona kungove 550 nits mumakona.
Tora iyobacklight typemukunyora kubva kumucheto-kuvheneka uye kunanga{1}}kune chiedza chakasiyana.Color gamutinofanira kutsanangurwa sechikamu che sRGB kana imwe chiyero chaunogona kunyatso simbisa. Usangobvuma "kubereka kwakanaka kwemavara" semhinduro.
Zvinhu zvekushanda zvinokosha zvakare:tembiricha range, MTBF nhamba, chii chaizvo garandi inovhara (mapanera chete? backlight? magetsi?). Uye ita shuwa kuti unoziva kukwirisa interface zviyero usati wagadzira yako yekuisa hardware.
Ye LED Bar Screens
LED mhando inosiyana zvakanyanya, uye iyochip mugadzirindiyo nzwisiso yako yekutanga.Nationstar, Kinglight, Cree, Nichiandiwo mazita aunoda kuona. Generic "yepamusoro{{1} LED yemhando yepamusoro" hairevi chinhu.
Usavimbe neiyo spec sheet pane pixel pitch.Uya nemacalipers kana uri kuongorora fekitori.
Refresh rate iri nyore kuzviongorora. Dhonza foni yako, chinja-vhidhiyo inofamba pa240fps, worekodha chiratidziro. Mabhawa matema anopenya nepakati pemufananidzo zvinoreva kuti mwero wekuzorodza handiwo wavaiti. Izvi zvinotora masekonzi makumi matatu uye zvachengetedza vatengi kubva mukutenga kwakashata.
Kuyera kuyerwa ndeimwe nzvimbo iyo vagadziri vanowana kugadzira. Kana uri kushandisa mari yakakomba,uuye nemamita akaremerwa pakuongorora. Chiratidziro chakamisikidzwa pa6000 nits iyo inoburitsa 4500 haisi kuzoicheka muzuva rakananga.
Zvimwe zvinhu zvisiri pachena zvekuroverera pasi: Iskuenzanisa kwemavarainosanganisirwa mukutumirwa, kana kuti iyo imwe mari yekuwedzera? Chii chiiflatness kushivirirapakati pemamodule? (Seams anooneka anowanzo kubva kumamodule asina kunyatsogara zvakanaka.) Vanozovimbisa kwenguva yakareba seispare module kuwanikwa? Makore mashanu mashoma, nekuti chiratidziro chausingakwanise kugadzirisa imhosva. Uye toraakafa pixel policymukunyora nenhamba chaidzo, kwete chete "indasitiri chiyero chinogamuchirika."
Saka Nderipi?
LCD inoshanda zvirinani kune:kutarisisa pasi pemamita 1.5, mavara-anorema, chiedza chemukati memba, bhajeti-mapurojekiti atinoziva, kuiswa pasi pemamita matatu kureba, kubata{4}}maapplication akabatidzwa, uye nharaunda dzekufambisa dzine zvinonetsa pakudengenyeka.
LED inogadzirisa zvakanyanya kune:kuona kureba kunodarika 3 metres, vhidhiyo-inotonga zvinhu, nzvimbo ine chiedza chakakwirira, chero semi-application yekunze kana yekunze, premium brand presentations, seamless run inodarika 5 metres, 24/7 operation yakarongwa kupfuura makore 5, uye curved kana dhizaini yekuisa.
Iyo 1.5-3 metres yekuona renji ine yakajairwa mwenje wemukati inogona kuenda chero nzira. Tarisa zvimwe zvinhu. Verenga pamusoro kuti ndeapi mabhenefiti akakosha kune chaiyo purojekiti.Kana yave pedyo kusvika kunyange, LCD inowanzokunda pamutengokunze kwekunge hurefu husina musono, kupenya kwekunze, kana kukanganiswa kwevhidhiyo kuchidikanwa.
