1, Cov ntsiab lus technical thiab cov qauv sib txawv
(1) TFT npo: dynamic zaub tsav los ntawm active matrix
TFT npo belongs rau active matrix LCD, thiab nws cov tub ntxhais yog los tswj lub brightness thiab xim ntawm txhua pixel los ntawm ib tug nyias zaj duab xis transistor (TFT) array. Txhua pixel yog nruab nrog ib tug ywj siab transistor, uas tswj lub backlight kis tau tus mob los ntawm kev kho lub deflection lub kaum sab xis ntawm cov kua siv lead ua kua molecules, ua tiav siab -precision xim rendering. Nws cov qauv suav nrog lub teeb pom kev zoo, TFT array txheej, cov kua siv lead ua kua txheej, thiab cov xim lim dej, txhawb kev nthuav tawm ntau dua 16 lab xim nrog qhov sib piv ntawm 6000: 1.
(2) Segment code LCD: Cov zaub zoo li uas tau tsav los ntawm passive matrix
Ntu LCD txais cov cwj mem ntu tso saib thev naus laus zis, uas qhia cov cim ruaj khov lossis cov duab yooj yim los ntawm cov khoom siv hluav taws xob ua ntej ua ke (xws li xya ntu "8" cim, ntsuas cov cim, thiab lwm yam). Nws cov qauv tsuas yog suav nrog cov iav substrate, cov kua siv lead ua kua txheej, thiab cov electrodes, tso siab rau cov teeb pom kev sab nraud lossis cov teeb pom kev zoo rau kev pom. Tus tsav tsheb nti (xws li HT1621) tswj cov cwj mem ntu tso tawm los ntawm AC cov cim, uas yog tus nqi qis - tab sis tsis tuaj yeem hloov kho cov ntsiab lus.
2, Kev sib piv kev ua haujlwm hauv Kev Tswj Xyuas Kev Lag Luam
(1) Cov nyhuv zoo thiab kev ua haujlwm zoo
Qhov zoo ntawm TFT npo:
Cov kev daws teeb meem siab thiab kev ua haujlwm xim: Txhawb nqa tag nrho HD (1920 × 1080) thiab siab dua cov kev daws teeb meem, nrog cov xim gamut ntawm 95% DCI-P3, uas tuaj yeem nthuav qhia cov ntaub ntawv nyuaj xws li cov khoom siv hauv kev lag luam thiab cov qauv 3D.
Cov lus teb ceev ceev thiab qis ghosting: Pixel hloov sijhawm<5ms, suitable for high-speed motion control scenes (such as robot arm trajectory tracking), to avoid blurry images.
Dav pom lub kaum ntse ntse tsim: IPS thev naus laus zis ua tiav 178℃kab rov tav / ntsug saib lub kaum ntse ntse, ua tau raws li qhov xav tau ntawm ntau tus neeg koom tes ua haujlwm (xws li cov kab ntau lawm saib xyuas consoles).
Kev txwv ntawm Segment LCD:
Tsau cov ntsiab lus tso saib: tsuas yog txhawb nqa cov lej, ntawv, thiab cov cim yooj yim, tsis tuaj yeem nthuav qhia cov kab kos duab lossis cov kwj video.
Tsis txaus qhov sib txawv thiab qhov ci ci: qhov sib piv zoo ib yam yog 500: 1, thiab pom kev txo qis hauv cov teeb pom kev zoo, xav tau kev cia siab rau qhov ci ntsa iab backlighting (nce zog noj).
Lub kaum sab xis saib nqaim: TN ntu code npo muaj lub kaum sab xis saib tsawg dua 60 degree, thiab tus neeg teb xov tooj yuav tsum nyeem cov ntaub ntawv ncaj qha los ntawm lub vijtsam.
(2) Environmental adaptability thiab kev ntseeg tau
Kev txhim kho TFT npo:
Muaj qib kev tiv thaiv tsim: siv tempered iav panels, plua plav- pov thawj sealing qauv, txhawb IP65 tiv thaiv qib, tuaj yeem tiv taus plua plav thiab roj av yaig.
Dav kub ua haujlwm ntau yam: kev ua haujlwm ruaj khov nyob rau hauv qhov kub ntawm -30℃txog 85 degree, haum rau huab cua kev lag luam xws li cov nroj tsuag steel thiab cov khoom siv sab nraum zoov.
Kev tiv thaiv kev vibration thiab tawg- pov thawj: Los ntawm MIL-STD-810G kev vibration test, explosion-proof certified qauv tuaj yeem xaiv kom tau raws li qhov xav tau ntawm thaj chaw muaj kev phom sij xws li tshuaj lom neeg thiab mining.
Qhov zoo ntawm Segment LCD:
Kev siv hluav taws xob tsawg tsawg: Kev siv hluav taws xob tsawg<0.1W in static display mode, suitable for battery powered devices (such as portable detectors).
Ntev lifespan tsim: Lub LCD txheej muaj lub neej ntev tshaj 50000 teev, thiab quantum dot technology ntxiv txuas ntxiv xim gamut stability.
Cov qauv yooj yim los tiv thaiv- cuam tshuam: Tsis muaj kev tsav tsheb tsis yooj yim, zoo dua electromagnetic compatibility (EMC) dua li TFT npo, haum rau muaj zog cuam tshuam ib puag ncig (xws li nyob ib puag ncig zaus converters).
(3) Kev ua haujlwm nthuav dav thiab cov nqi sib koom ua ke
TFT npo expandability:
Kev them nyiaj yug Multi kov: Integrated capacitive kov txheej kom ua tiav cov haujlwm sib tham sib xws li kev ua haujlwm piav tes piav taw thiab zooming, txhim kho kev ua haujlwm zoo.
Kev sib koom ua ke muaj peev xwm: Seamless kev sib txuas nrog PLC thiab kev lag luam PC los ntawm LVDS thiab eDP interfaces, txhawb nqa cov ntaub ntawv tiag - lub sijhawm pom.
Customized development: Cov ntaub ntawv tshwj xeeb xws li cov ntxaij vab tshaus tsis tu ncua thiab cov ntxaij vab tshaus pob tshab tuaj yeem tsim los ua kom tau raws li cov kev xav tau ntawm cov khoom siv tsis yog -tus qauv.
Tus nqi zoo ntawm segmented LCD:
Tus nqi pwm qis: Tus cwj mem ntu electrode qauv yog yooj yim, thiab tus nqi pwm tsuas yog 1/5 ntawm qhov screen TFT.
Tsawg nqi tsav tsheb chips: Classic chips xws li HT1621 muaj ib chav tsev nqi tsawg dua $1, ua rau lawv haum rau loj - teev ntau lawm.
Tsis muaj backlight thiab txuag nqi: Reflective segmented code screens tsis xav tau backlight modules, txo tag nrho cov nqi los ntawm 30% -50%.
3, Kev soj ntsuam ntawm Cov Ntawv Thov Kev Siv Hluav Taws Xob
(1) TFT npo siv tau cov xwm txheej
Cov cuab yeej siv hluav taws xob siab kawg, xws li semiconductor lithography tshuab thiab CNC tshuab cuab yeej, yuav tsum tau ua kom pom siab -cov txheej txheem tsis raug, 3D qauv, thiab cov ntaub ntawv ceeb toom.
Kev saib xyuas tej thaj chaw deb: Cov kwj yeeb yaj kiab raug xa mus los ntawm 4G / 5G tes hauj lwm, thiab TFT cov ntxaij vab tshaus ua kom muaj ntau lub vijtsam cais npo thiab cov chaw taws teeb tswj.
Tib neeg neeg hlau kev sib koom tes neeg hlau: Lub kov sib cuam tshuam interface txhawb lub suab lus txib thiab piav tes piav taw, txhim kho kev ua haujlwm yooj yim.
(2) Siv tau cov xwm txheej rau ntu LCD
Cov cuab yeej siv qis thiab ntsuas ntsuas, xws li ntsuas kub thiab ntsuas ntsuas, tsuas yog yuav tsum tau tso saib cov lej muaj nuj nqis thiab teeb pom kev zoo.
Portable detection li, xws li multimeters thiab gas detectors, cia siab rau roj teeb lub hwj chim thiab muaj ib tug ua hauj lwm.
Tej yam yooj yim kev lag luam tswj vaj huam sib luag, xws li elevator pem teb cov lus qhia thiab vending machines, muaj cov ntsiab lus ruaj khov thiab tsawg zaus hloov tshiab.
4, Cov Txheej Txheem Kev Txiav Txim Siab
(1) Cov ntsuas ntsuas tseem ceeb
Zaub complexity: yuav tsum tau dynamic charts/videos → xaiv TFT; Tsuas yog cov lej / ntawv → ntu code LCD.
Ib puag ncig nruj: Kub / vibration / tawg -cov ntaub ntawv pov thawj → Qhov tseem ceeb muab rau TFT cov qauv qib qib.
Tus nqi rhiab heev: Ib qho khoom siv pob nyiaj siv<500 yuan → Segment code LCD has more advantages.
Kev sib tham yuav tsum tau: Kov / kev txhawb nqa ntau hom lus → TFT npo yog tib txoj kev xaiv.
(2) Kev txiav txim siab txog tus nqi ntev
Total Cost of Ownership (TCO) of TFT screens: The initial purchase price is high, but the failure rate is low (MTBF>50000 xuab moos), thiab cov nqi kho mob yog amortized raws li lub neej nce.
Kev lag luam ntawm segmented LCD: Tus nqi qis rau ib chav tsev, tab sis yuav tsum tau hloov kho kho vajtse rau kev nthuav dav, thiab ntev - cov nqi hloov kho yuav dhau qhov kev cia siab.
