Ndeipi mwero yekuvandudza skrini yeTV uye ndeipi iri nani?

Iyo parameter yakadai seyero yekuzorodza yeTV skrini inogadzirisa kune avo vanoda kushandisa tekinoroji zvakachengeteka pakuona kwavo uye kugamuchira mufananidzo wemhando yepamusoro. Iyo yekutsvaira frequency (hertz) inoratidzwa mumirayiridzo kune chero TV kana yekutarisa, sezvo inosarudza kana zvichave zvakanaka kushanda kana kuona zvirongwa kwenguva yakareba. Kuti uite sarudzo yakanaka, zvinokurudzirwa kunyatsodzidza maitiro ese, kuenzanisa ne hertz. Izvi zvichakubatsira kuti unzwisise kuti ndechipi chiratidzo chakanakira mumwe mushandisi.

Chii chinonzi kutsvaira, zvatiri kutaura nezvazvo, ndeapi marudzi ehertz anoshandiswa muTV

Usati waongorora maficha eiyo pfungwa, iwe unofanirwa kuzvisarudzira wega kuti chiyero chekuvandudza chidzitiro chii, zvachinokanganisa, nei chichiverengerwa nevagadziri. Mumwe nemumwe anogadzira, anotora nzira ine chekuita nebasa rake, anoratidza ma paramita ekugadzirisa zvakananga pachigadzirwa, mumirayiridzo kana papakeji. Miyero inonyanyo kukumbirwa yekuvandudza ndeiyi:

• 60 Hz.
• 120 uye 100 Hz.
• 240 Hz.

Mamonitor emazuva ano uye maTV anewo sarudzo yakaenzana ne480 Hz. Zvakakosha kuti utange watsanangura kuti hertz chii muTV uye chinotaridza mwero wekuzorodza. Nemashoko akareruka, iyi inhamba yakati pese pasekondi kana mufananidzo wacho uchigadziridzwa paTV screen kana komputa. Semuenzaniso, kana 60 Hz ichiziviswa, ipapo mufananidzo (mufananidzo unoonekwa nemunhu) unovandudzwa ka60 pasekondi. Izvo zvakakosha kuti unzwisise kuti iyo yakakwira mwero wekuzorodza, zviri nani mufananidzo uchave, uye mutsetse unozoonekwa. Panyaya yeTV, sarudzo inounzwa mune zvinotevera sarudzo:

1. LCD tekinoroji ndiyo yekutanga budiriro yakaunzwa yeLCD TVs uye monitors. Kuumbwa kwechifananidzo mune iyi kesi kunoitwa uchishandisa yakakosha fluorescent backlight, iyo yakasarudzwa seCCFL. Midziyo yakadaro inokwanisa kupa avhareji yemhando yemufananidzo. Paunosarudza matrix iyi, unofanirwa kufungisisa kuti kuitira kuti udzivise flicker, unoda kusarudza TV ine 100 Hz uye yakakwirira.
2. Ma LED  ane tekinoroji epamberi eLCD matrix. MaTV uye mamonitor mune iyi kesi anowedzerwa neiyo nyowani yekuvhenekera sisitimu uchishandisa yakavimbika uye inoshanda ma LED diode. Vane kusiyana kwepamusoro. Izvo zvinodikanwa kuti utarise kune chokwadi chekuti kuiswa kwema diode pamusoro peiyo skrini nzvimbo kunogona kuve kwakasiyana. Izvi zvinosarudza chimiro chekupedzisira chemufananidzo. Iyo yakanyorwa pamidziyo se “Full LED”, “True LED” kana “Direct LED”. Mune ino kesi, iyo backlight ichagoverwa zvakaenzana pamusoro penzvimbo yese yechidzitiro kana yekutarisa. Kana “Edge LED” inoratidzwa, zvino zvinoreva kuti diode inowanikwa chete mumagumo ekupedzisira. Hunhu hwakanaka hwemufananidzo mune ino kesi inoratidza 50 Hz kana 60 Hz TV.
3. Plasma panel – yemhando yepamusoro-soro, haichada kumwe kuvhenekera, sezvo maseru akavhenekerwa kubva kune ultraviolet mwaranzi inowira pane phosphors. Plasma inopa musiyano wepamusoro uye wakadzika, rima rakapfuma. Inofanira kutakurwa mupfungwa kuti mushure memakore mashomanana, masero eplasma anotanga kupisa zvishoma nezvishoma, izvo zvinokanganisa unhu hwemufananidzo.
4. OLED tekinoroji yemazuva ano inoratidza kunaka kwemifananidzo, yakadzika uye yakapfuma mavara, uye akasiyana siyana. Curved 200Hz TVs, ultra-thin panels, hombe hombe theatre modhi, ese ari munyaya iyi anokupa nyaradzo uchiona TV kana kushanda pacomputer.

Mwero yekuvandudza yeTV skrini ndeye 120 kana 60 Hz paTV, tichienzanisa TV mumitambo ine simba ine akasiyana furemu mitengo: https://youtu.be/R86dWrDnulg 50 mafuremu pasekondi. Digital vhidhiyo yekugadzirisa yakaita kuti zvikwanise kukopa imwe neimwe yakadaro furemu uye kuiratidza kaviri. Tichishandisa nzira iyi, zvakakwanisika kugadzira 100 hertz TV. Inyanzvi yakashandiswa mairi yakabvumira kubvisa flicker, iyo yakaita kuti chifananidzo chive chakapfava uye chiwedzere kufadza ziso. Kudhirowa mamwe mafuremu kugadzira mufananidzo wakazara kunobva pakuongororwa kwenguva dzakapfuura, iyo inova nechokwadi chepamusoro chechokwadi chemufananidzo unoratidzwa pachiratidziri. Zvinhu zvinofamba nekumhanya zvakanyanya, semuenzaniso, zvichange zvakapinza uye zvisingabviri mune iyi kesi.

Chii chinokanganisa hertz mumaTV

Iri zvakare zano rakanaka kuziva izvo mwero wekuzorodza weTV yako skrini inokanganisa. Kuti uite izvi, unofanirwa kunzwisisa kuti nzira yekupfura vhidhiyo inoitika sei. Inobata chimwe chiitiko chiri kuitika pane imwe nguva munguva. Mhedzisiro yacho yakati wandei ichiri mifananidzo, inodaidzwa kuti mafuremu. Mushure mekusvika kwavo, iwe unogona kuona kuenderera mberi kwekufamba. Kazhinji kacho, zviyero zveanalog stream (nhepfenyuro yeTV mapurogiramu) inobva pahuwandu hwemagetsi anopiwa. Ndosaka mitengo yemafuremu akasiyana muUS, Russia kana Europe. Pane mimwe michina pane PAL kana NTSC mazita, paVCPs akabudiswa makumi emakore apfuura, izvi hazvisi chimwe chinhu kunze kwematunhu uko nzira iyi inogona kushanda zvizere. Semuyenzaniso, PALs dzinosanganisira UK uye yakawanda yeEurope. Ikoko chiyero chechimiro chichava 25 fps. Matunhu eNTSC anoreva US. Apa frequency yatove 30 mafuremu pasekondi.
Kana iyo vhidhiyo yakarekodhwa payakajairwa firimu (isina digitized), ipapo chete 24 mafuremu achapfuura pasekondi. Kubatanidza analog vhidhiyo rwizi kunowanzoitwa kuchengetedza bandwidth inoshandiswa. Izvi zvakakosha, semuenzaniso, panguva yekutepfenyura kwechirongwa. Panguva iyo mufananidzo uri kuendeswa kuTV skrini, mudziyo unoridza mafuremu nenzira kwayo. Zvinoitika kuti kuwanda kwevhidhiyo yakabatanidzwa mumatunhu ePAL i50 Hz, uye mumatunhu eNTSC i60 Hz. Iyo yekuzorodza mwero yeTV skrini inokanganisa kutsvedzereka kwemufananidzo uye kusavapo kweflicker.

Zvakakosha kuyeuka kuti kuenderera mberi kwekugadzirwa kwemichina, kuvandudzwa kwavo kunotevera kunotungamirira kune chokwadi chokuti mitsva mitsva inogamuchira mufananidzo wakajeka uye wakasikwa.

Mwero yekuvandudza inokanganisa kushanda here?

Iwe haufanire kuziva chete kuti chiyero chekuvandudza cheTV skrini chii, asiwo mabasa anotakura tekinoroji iyi. Kusavapo kweflicker kune mhedzisiro yakanaka pahutano hweziso. Paunenge uchiona zvirongwa kana mafirimu kwenguva yakareba, uchitamba pakombuta kana kushanda uchishandisa cheki, zviri nani kusarudza mudziyo sarudzo uko inoziviswa isingasviki 100 Hz. Kuita maererano nekunaka kwehunyanzvi hakukanganiswe nechiyero chekumutsiridza chechidzitiro. Iyi tekinoroji yakabatana zvakananga nechikamu chekuona uye kunaka kwemufananidzo. Nokudaro, mhinduro kumubvunzo wekuti monitor hertz inokanganisa kushanda kwekombiyuta kwete, asi munyaya yehutano hwemufananidzo uye kuchengetedzwa kweziso, hongu.

Ndeipi TV skrini yekuvandudza mwero yakanakira maziso

Paunosarudza TV, chiyero chekuzorodza chinova chimwe chezviyero zvikuru izvo unhu hwayo, kuvimbika, kwemazuva ano uye kukodzera kwekushandiswa kwenguva refu kunotongwa. Usati watenga, zvinokurudzirwa kusarudza pamabasa aunoda TV kana yekutarisa. Kana basa guru nderekuona dhijitari kana tambo dzeTV chiteshi, mafirimu mumhando yeHD, zvino zvichave zvakakwana kuti munhuwo zvake mushandisi atenge modhi ine 60 Hz. Muchiitiko ichi, munhu haazooni mutsauko mukuru maererano nemaonero ekuona kwemufananidzo, kana achienzaniswa, semuenzaniso, ne100 Hz. Muchiitiko chekuti mudziyo unotarisirwa kushandiswa zvakanyanya seyekutarisisa mitambo yemavhidhiyo kana maconsoles, pamwe chete nezvimwe zvinhu zvevaraidzo, pamwe nekuona mabhaisikopo ane akasiyana akakosha mhedzisiro kana yakakwirira resolution,
Imwe sarudzo yaunoda kutarisisa hertz ndeye kushandisa TV kusvika pamwero mukuru kuti utarise zvine simba pahwindo hombe. Izvi zvinosanganisira kwete mifananidzo chete mumafirimu, asiwo nhabvu nemimwe mitambo yemitambo, mijaho yemotokari, chero zvimwe zviitiko zvepamusoro-soro, mitambo, mitambo ine nhamba huru yezvinhu zvinofamba. Muchiitiko ichi, zvinokurudzirwa kupa zvido kune zvinodhura midziyo uye kutenga 200 hertz TV. Izvo zvinofanirwa kurangarirwa kuti iyo yakanyanya kusimba, nekukurumidza kufamba kwechinhu kana tortuosity yetrajectory yekufamba kwayo, zvakanyanya kuoneka musiyano pakati pemidziyo pa60 uye 120 Hz. Kana iyo mhando yevhidhiyo pakutanga yakadzikira (semuenzaniso, yakashata yekugamuchira chiratidzo cheTV),

Kuenzanisa kwakasiyana hertz

Mushure mekunge zvave pachena kuti nhamba yehertz mumonitor kana terevhizheni inobata sei, unofanirwa kuenzanisa zviratidzo zvakasiyana. Semuenzaniso, zvinokurudzirwa kutora sarudzo inonyanya kufarirwa – 60 Hz uye 120 Hz.
Mafambisirwo akajairwa anogona kudhindwa neyakajairwa mufananidzo mhando ne50 kana 60 hertz TV. Ndokusaka rukova ruchiwanzo kutepfenyurwa nezviratidzo zvakadaro. Muchiitiko apo rukova rumwechete rwunoridzwa paTV ine kuita kwe120 Hz, furemu yega yega iri murukova ichave yakapetwa kaviri. Mushandisi anozoguma aine 120 mafuremu pasekondi. MaTV emazuva ano anogona kuchinja otomatiki kubva pa120Hz kuenda pa60Hz. Izvi zvinongoda chimiro chimwe chete kuti chizadziswe, kuti kune vhidhiyo yekuisa chiratidzo, iyo 60 mafuremu pasekondi. Mushure mekuenzanisa kuongorora, zvinova pachena kuti kuti haudi kutenga TV kana kutarisa nechiyero chekuvandudza che120 Hz kuti utarise zvakajairika kutepfenyura – mushandisi wepakati haaone mutsauko kubva pa60 Hz. Kana iyo midziyo yakatengwa kuti igadzire seti yemutambo, saka zvakanakira kushandisa chaiyo 120 Hz, sezvo mune iyi kesi mufananidzo uchave wakajeka uye wakapfava, uye maziso haaomese. Izvi zvinoshandawo kune izvo zviitiko kana uchishanda pakombuta / kuona TV inotora anopfuura maawa maviri pazuva.
Iyo mukana weTV uye mamonitor ane yakaziviswa skrini yekuzorodza mwero we120 Hz ichawedzerwa kujeka kwemifananidzo. Mavhidhiyo panguva yekutamba anotaridzika akapfava pa120Hz TV zvichienzaniswa ne60Hz mudziyo. Zvakare, kana ukasarudza 120Hz TV, unogona kuwedzera kufambisa kududzira kune 60Hz vhidhiyo sosi. MaTV ane zviyero zvepamusoro anoshandiswa zvishoma. Iwo akaiswa, semuenzaniso, mudzimba dzemitambo kuitira kuti uwane kunyudzwa kukuru mumufananidzo, kuona ese anobvira mavara uye mimvuri uchishanda mune akasiyana edhita. https://cxcvb.com/texnika/domashnij-kinoteatr/2-1-5-1-7-1.html

Iwo akanakisa maTV e2022 ane akasiyana hertz

Kuzvitsvagira iwe mhinduro yemubvunzo, ndeipi TV skrini yekuvandudza mwero iri nani, iri nyore, nekukurumidza uye nyore kushandisa zviyero zveakanakisa smart TV semuenzaniso. Kune 50-60 Hz, yepamusoro ichave seizvi:

1. Model Irbis 20S31HD302B ndeye compact TV ine diagonal yemakumi maviri inches. HD screen resolution. Iko kune LED backlighting uye yakakwirira-mhando, yakadzika uye yakajeka ruzha. Iwo mavara akajeka uye akazara, iwo mufananidzo wemhando yepamusoro. Mari yacho inenge 25,000 rubles.
2. Model Xiaomi Mi TV 4S 55 T2  ine dhizaini yakashongedzwa uye yemazuva ano, kune mafuremu matete anokubvumira kuti unyure zvizere mumufananidzo.Kune stereo ruzha uye yakajeka LED backlight. Sekuwedzera kuwedzera – basa re Smart TV. Mutengo unosvika 90,000 rubles.
3. Model Samsung T27H390SI – TV ine sikirini diagonal ye 27 inches. Stereo ruzha uye yepamusoro-mhando mwenje we LED unoitwa. Zvimiro zvemazuva ano zvinounganidzwa muSmart TV tekinoroji. Mutengo wakaenzana we64,000 rubles.

MaTV akanakisa ane 100-120Hz:

1. Model Samsung UE50TU7090U 50 inoratidzwa neyakashongedzwa uye ine fashoni dhizaini. Ichakufadza iwe neakapfuma mavara uye mimvuri, yakapfuma ruzha. Iyo skrini diagonal ndeye 50 inches. Resolution – yakazara uye yepamusoro-mhando HD. Mwenje ye LED iripo. Mutengo ndeye 218,000 rubles.
2. Model Samsung UE65TU7500U LED – inoshandisa isina furemu tekinoroji, ine headphone jack. Smart TV mabasa, backlight uye mubatsiri wezwi anoitwa. Mafomati ese anozivikanwa evhidhiyo nemaodhiyo anotsigirwa. Mutengo unosvika 120,000 rubles.
3. Model LG OLED55C9P  – iyo TV ine dhizaini ine dhizaini uye diki chaizvo mafuremu. Iyo diagonal ndeye 55 inches. Zvese zvinobatanidza zvinongedzo zviripo, akawanda mavhidhiyo uye maodhiyo mafomati anotsigirwa. Zvinogoneka kubatanidza kuInternet pasina waya. Mutengo unosvika 180,000 rubles.

Zvekushandisa pamba, 100 Hz maTV ndiwo anogamuchirwa zvakanyanya, kana tikaafunga maererano nemutengo uye mhando inopihwa kumushandisi. Mamodheru ane anopfuura mazana maviri ekuverenga hertz akagadzirirwa kushandiswa nehunyanzvi. Mutengo wavo uchakwira kakawanda.

Maitiro ekutsvaga frequency paTV yako

Kuti utenge muenzaniso weTV nezvinodiwa hertz zvakakosha, zvakakosha kubhadhara. Kana iyo michina yakarairwa muchitoro chendaneti, saka unofanirwa kuverenga tsananguro. Ichange iine iyi parameter. Zvakare, ruzivo rwakadaro ruripo mubhuku remirayiridzo. Zvinotora maminetsi mashoma kuwana kukosha chaiko kune imwe modhi yeTV. Kana panguva yekutenga mushandisi aisaziva izvi, saka unogona kutarisa chiratidzo chiri kumba. Kuti uite izvi, unofanirwa kubatidza TV, wobva waenda kumenyu huru uye enda kune zvigadziriso. Icharatidza kuti ingani hertz iyo yakatengwa modhi inoburitsa.
Panyaya yemonitor yekombuta, zvese zvakare zviri nyore. Iwe unozofanirwa kuenda kune “screen resolution” chikamu, wozoenda ku “sarudzo”. Mushure meizvozvo, iwe unozofanirwa kuenda kune “monitor” tab uye kukosha uko yakatengwa mudziyo inokwanisa kuburitsa icharatidzwa ipapo. Kumashandisirwo emazuva ano ekushanda, matanho achave akasiyana zvishoma. Iwe unofanirwa kuenda ku “settings”, enda ku “advanced settings”, wozoenda ku “graphics adapter properties”, “monitor” uye zvakare “options”. Mushure meizvozvo, hunhu huri kutsvagirwa nemushandisi huchaonekwa.