Nrog rau kev txhim kho thiab kev siv cov ntxaij vab tshaus LED sab hauv tsev ntau thiab ntau dua, tsis hais nyob rau hauv qhov chaw hais kom ua, chaw saib xyuas lossis txawm tias lub studio, koj tuaj yeem pom tias LED zaub screen tau siv dav. Txawm li cas los xij, kev txiav txim siab los ntawm tag nrho cov kev ua tau zoo ntawm LED screen system, cov duab no puas tuaj yeem ua tau raws li cov neeg siv khoom xav tau? Cov duab tso tawm ntawm cov ntxaij vab tshaus LED no puas ua tau raws li tib neeg lub zeem muag? Cov ntxaij vab tshaus LED no puas tuaj yeem tiv taus qhov kev sim ntawm cov koob yees duab nrog lub qhov rooj sib txawv thiab cov kaum sib txawv? Cov no yog tag nrho cov teeb meem uas yuav tsum tau xav txog. Hauv qab no, kuv yuav txheeb xyuas ntau yam tseem ceeb (xws li refresh zaus, qib grey, thiab lwm yam) uas cuam tshuam rau LED zaub nyhuv.
LED zaub refresh tus nqi
Lub refresh npaum li cas ntawm LED zaub (visual refresh rate)
"Visual refresh npaum li cas" yog hais txog lub vijtsam hloov tshiab, feem ntau qhia hauv Hertz (Hz). Feem ntau hais lus, qhov pom kev ua kom pom tseeb yog siab dua 3, 000 Hz, uas yog qhov ua tau zoo ntawm LED zaub. Qhov siab dua qhov pom kev ua kom pom tseeb dua, qhov ruaj khov ntawm qhov screen zaub, thiab qhov me dua qhov pom kev flicker. Qhov qis "visual refresh npaum li cas" ntawm LED zaub screen muaj kev cuam tshuam ntxiv rau cov kab txaij kab rov tav tshwm sim thaum tua thiab thaij duab, tab sis kuj muaj cov duab zoo ib yam li kaum tawm txhiab lub teeb nyem tib lub sijhawm, uas yuav ua rau tsis xis nyob thaum saib. los ntawm tib neeg lub qhov muag, Thiab txawm ua rau lub qhov muag puas.
Grey theem ntawm LED splicing screen
Txawm hais tias rau tib neeg lub qhov muag, qhov pom kev ua kom pom tseeb tshaj 60Hz twb tau hnov cov duab tas li, tab sis qhov siab dua qhov pom kev ua kom pom tseeb, qhov ruaj khov ntawm cov duab pom, thiab qhov qaug zog tsawg dua tib neeg lub qhov muag yuav hnov. Niaj hnub no, hauv cov yeeb yaj kiab zoo, txhawm rau kom tau txais cov duab ntxaws ntxiv, xws li kev ua yeeb yaj kiab zoo lossis kev yees duab ze, lub koob yees duab nrawm dua 1,000 Hz ib ob yog siv rau kev tua. Lub sijhawm no, rau LED zaub uas tseem yuav tau yees duab, nws tseem yog ib qho kev sib tw loj uas tseem tuaj yeem nthuav tawm cov duab txuas ntxiv (tsis muaj cov kab scan dub) lossis cov xim txuas ntxiv nyob rau hauv high-speed shutters.
LED zaub grey theem
Lub refresh npaum li cas ntawm Voury Zhuohua lub VW micro-pitch LED zaub tsis tsawg dua 3840Hz, thiab cov duab ntes tau ruaj khov tsis muaj ripples thiab tsis muaj lub vijtsam dub. Nws tuaj yeem daws tau qhov smearing thiab qhov muag plooj hauv cov txheej txheem ntawm cov duab nrawm nrawm, txhim khu lub ntsiab lus thiab qhov sib piv ntawm cov duab, thiab ua rau cov duab yees duab zoo nkauj du, saib mus ntev tsis yooj yim rau qaug zog; nrog anti-gamma kho technology thiab point-by-point brightness kho tshuab, dynamic duab zaub yog ntau tiag tiag, ntuj, thiab uniform.
Grey scale ntawm LED zaub
"Grey Level" yog hais txog cov xim hierarchy nrog kev hloov pauv ntawm cov xim tsaus thiab lub teeb. Feem ntau hais lus, qib grey yog siab dua 14 khoom, uas yog, muaj tsawg kawg yog 16,384 xim hierarchies, uas yog kev ua haujlwm siab LED zaub. Yog hais tias tus naj npawb ntawm cov qib grey tsis txaus, cov xim xim tsis txaus lossis cov xim gradient tsis zoo txaus, thiab cov xim ntawm cov vis dis aus tsis tuaj yeem pom tag nrho. LED zaub nyhuv txo qis heev. Qee qhov kev ua haujlwm qis LED tuaj yeem kuaj pom nrog pom tseeb xim thaj chaw faib hauv qab lub kaw ntawm 1/500s. Yog tias peb nce lub shutter ceev, xws li 1/1, 000s lossis 1/2,{11}}s, qhov xwm txheej yuav hnyav dua. pom tseeb.
Nrog rau kev txhim kho thiab kev siv cov ntxaij vab tshaus LED sab hauv tsev ntau thiab ntau dua, tsis hais nyob rau hauv qhov chaw hais kom ua, chaw saib xyuas lossis txawm tias lub studio, koj tuaj yeem pom tias LED zaub screen tau siv dav. Txawm li cas los xij, kev txiav txim siab los ntawm tag nrho cov kev ua tau zoo ntawm LED screen system, cov duab no puas tuaj yeem ua tau raws li cov neeg siv khoom xav tau? Cov duab tso tawm ntawm cov ntxaij vab tshaus LED no puas ua tau raws li tib neeg lub zeem muag? Cov ntxaij vab tshaus LED no puas tuaj yeem tiv taus qhov kev sim ntawm cov koob yees duab nrog lub qhov rooj sib txawv thiab cov kaum sib txawv? Cov no yog tag nrho cov teeb meem uas yuav tsum tau xav txog. Hauv qab no, kuv yuav txheeb xyuas ntau yam tseem ceeb (xws li refresh zaus, qib grey, thiab lwm yam) uas cuam tshuam rau LED zaub nyhuv.
LED zaub refresh tus nqi
Lub refresh npaum li cas ntawm LED zaub (visual refresh rate)
"Visual refresh npaum li cas" yog hais txog lub vijtsam hloov tshiab, feem ntau qhia hauv Hertz (Hz). Feem ntau hais lus, qhov pom kev ua kom pom tseeb yog siab dua 3, 000 Hz, uas yog qhov ua tau zoo ntawm LED zaub. Qhov siab dua qhov pom kev ua kom pom tseeb dua, qhov ruaj khov ntawm qhov screen zaub, thiab qhov me dua qhov pom kev flicker. Qhov qis "visual refresh npaum li cas" ntawm LED zaub screen muaj kev cuam tshuam ntxiv rau cov kab txaij kab rov tav tshwm sim thaum tua thiab thaij duab, tab sis kuj muaj cov duab zoo ib yam li kaum tawm txhiab lub teeb nyem tib lub sijhawm, uas yuav ua rau tsis xis nyob thaum saib. los ntawm tib neeg lub qhov muag, Thiab txawm ua rau lub qhov muag puas.
Grey theem ntawm LED splicing screen
Txawm hais tias rau tib neeg lub qhov muag, qhov pom kev ua kom pom tseeb tshaj 60Hz twb tau hnov cov duab tas li, tab sis qhov siab dua qhov pom kev ua kom pom tseeb, qhov ruaj khov ntawm cov duab pom, thiab qhov qaug zog tsawg dua tib neeg lub qhov muag yuav hnov. Niaj hnub no, hauv cov yeeb yaj kiab zoo, txhawm rau kom tau txais cov duab ntxaws ntxiv, xws li kev ua yeeb yaj kiab zoo lossis kev yees duab ze, lub koob yees duab nrawm dua 1,000 Hz ib ob yog siv rau kev tua. Lub sijhawm no, rau LED zaub uas tseem yuav tau yees duab, nws tseem yog ib qho kev sib tw loj uas tseem tuaj yeem nthuav tawm cov duab txuas ntxiv (tsis muaj cov kab scan dub) lossis cov xim txuas ntxiv nyob rau hauv high-speed shutters.
LED zaub grey theem
Lub refresh npaum li cas ntawm Voury Zhuohua lub VW micro-pitch LED zaub tsis tsawg dua 3840Hz, thiab cov duab ntes tau ruaj khov tsis muaj ripples thiab tsis muaj lub vijtsam dub. Nws tuaj yeem daws tau qhov smearing thiab qhov muag plooj hauv cov txheej txheem ntawm cov duab nrawm nrawm, txhim khu lub ntsiab lus thiab qhov sib piv ntawm cov duab, thiab ua rau cov duab yees duab zoo nkauj du, saib mus ntev tsis yooj yim rau qaug zog; nrog anti-gamma kho technology thiab point-by-point brightness kho tshuab, dynamic duab zaub yog ntau tiag tiag, ntuj, thiab uniform.
Grey scale ntawm LED zaub
"Grey Level" yog hais txog cov xim hierarchy nrog kev hloov pauv ntawm cov xim tsaus thiab lub teeb. Feem ntau hais lus, qib grey yog siab dua 14 khoom, uas yog, muaj tsawg kawg yog 16,384 xim hierarchies, uas yog kev ua haujlwm siab LED zaub. Yog hais tias tus naj npawb ntawm cov qib grey tsis txaus, cov xim xim tsis txaus lossis cov xim gradient tsis zoo txaus, thiab cov xim ntawm cov vis dis aus tsis tuaj yeem pom tag nrho. LED zaub nyhuv txo qis heev. Qee qhov kev ua haujlwm qis LED tuaj yeem kuaj pom nrog pom tseeb xim thaj chaw faib hauv qab lub kaw ntawm 1/500s. Yog tias peb nce lub shutter ceev, xws li 1/1, 000s lossis 1/2,{11}}s, qhov xwm txheej yuav hnyav dua. pom tseeb.
Voury Zhuohua's VW series ntawm micro-pitch LED zaub tsis tsuas yog muaj qhov ci siab ntawm 1200cd / m2 thiab siab greyscale mus txog 16 ntsis, tab sis qhov tseem ceeb tshaj, cov khoom kuj muaj cov yam ntxwv ntawm qhov ci qis thiab siab grey, uas lav greyscale poob thaum lub teeb ci. txo. Me me; cov qib grey yog 16 ntsis thaum lub teeb ci tau hloov mus rau 700cd / m2, thiab qib grey yog 13 ntsis thaum lub teeb ci raug kho rau 240cd / m2; Cov yam ntxwv ntawm qhov ci qis thiab siab grey ua rau Voury Zhuohua VW series ntawm cov teeb pom kev zoo LED ib txwm muaj peev xwm nthuav tawm txhua daim duab zoo kawg nkaus thiab ua tib zoo.
Dab tsi cuam tshuam rau tus nqi refresh thiab qib grey ntawm LED zaub?
Peb paub ntau yam tseem ceeb ntawm LED zaub, xws li LED switching fais fab mov, LED tsav nti, LED teeb hlaws, thiab lwm yam. Rau qhov refresh zaus thiab grey theem ntawm LED zaub, LED tsav nti ncaj qha txiav txim siab qhov pom kev tshiab zaus ntawm LED zaub, Kev ua haujlwm ntawm grey nplai. Ntawm cov chips LED tsav tam sim no, cov thev naus laus zis thev naus laus zis yog "ScrambledPWM (S-PWM) thev naus laus zis". S-PWM thev naus laus zis yog kev txhim kho ntawm cov qauv pulse width modulation (PWM) technology. Ob peb lub sijhawm luv luv kom nce qhov pom kev hloov tshiab tag nrho. Txhawm rau piav qhia ntxiv, S-PWM thev naus laus zis tsim los ntawm lub cim tshiab ntawm LED tsav tsheb chips tuaj yeem suav ib zaug rau ib lub thav duab (LED tuag ON → LED tuag OFF) thiab tawg nws mus rau ntau qhov suav ntawm qhov nruab nrab. , Thiab txhua qhov sib faib aliquot tuaj yeem tswj hwm qhov qub On / Off piv ua ntej tawg, raws li qhia hauv daim duab hauv qab no.
S-PWM thev naus laus zis muab ntau hom kev suav, yog li cov duab refresh tus nqi tuaj yeem nce mus rau 64 npaug. Yog tias koj hloov mus rau S-PWM txhawm rau ua kom cov duab refresh npaum li cas, koj tuaj yeem yooj yim nce qhov pom ntawm qhov pom los ntawm 64 zaug nrog lub moos qis (xws li 5MHz), thiab nws tuaj yeem ncav cuag ntau dua 4,800Hz. Piv nrog rau cov yeeb yaj kiab dav dav, qhov kev hloov tshiab yog tsawg kawg yog 10 npaug siab dua, thiab nws tseem tuaj yeem zam cov teeb meem ntawm kev cuam tshuam hluav taws xob ntau zaus (EMIissue), dhau-voltage surge (Overshoot) thiab qis-voltage surge (Undershoot).
LED zaub nrog S-PWM tsav nti yog yees duab nrog lub siab ceev shutter ntawm lub koob yees duab digital, tab sis tseem tsis tau muaj kab rov tav dub scan kab thiab xim thaj chaw faib khoom (raws li qhia hauv daim duab hauv qab no). Nws qhov pom kev refresh npaum li cas thiab qhov kev ua tau zoo ntawm grey nyob deb tshaj li LED cov ntxaij vab tshaus siv cov kev hloov-hom tsav tsheb chips.
Voury Zhuohua's VW series ntawm fine-pitch LED qhia siv high-zoo LED tsav chips thiab built-in S-PWM thev naus laus zis, uas ua rau lub refresh npaum li cas mus txog 3840Hz thiab grey qib mus txog 16 ntsis. Thaum tua nyob rau hauv high-ceev shutter tej yam kev mob, kab rov tav dub scanning tshwm tom qab lub rooj sib tham. Kab thiab xim thaiv kev faib tawm.
VW series ntawm micro-pitch LED zaub yog Voury Zhuohua lub ntsiab lus ntawm micro-pitch LED zaub thiab tswj qhov system. Nws muaj qhov ci ntsa iab zoo nkauj, pom meej thiab ci ntsa iab hauv qhov chaw ci ntsa iab, thiab pom kev zoo nyob hauv qhov chaw uas muaj qhov ci ntsa iab yam tsis muaj glare. Nyob rau tib lub sijhawm, greyscale thiab qhov sib piv kev ua tau zoo, txawm tias qhov ci ntsa iab raug txo, qhov kev ua haujlwm grey tsis cuam tshuam, thiab xim yog qhov tseeb. Piv nrog rau lwm cov ntxaij vab tshaus, Voury Zhuohua VW series ntawm zoo-pitch LED cov ntxaij vab tshaus tuaj yeem tso saib cov xwm txheej zoo li qub piv rau cov teebmeem canvas, thiab tuaj yeem muab cov txiaj ntsig zoo dua thaum tso cov yeeb yaj kiab dynamic. Tib neeg lub cev yog immersive; thiab nws yog qhov ntsiag to kiag li, thiab tsis muaj suab nrov tuaj yeem hnov hauv pem hauv ntej lossis tom qab lub vijtsam thaum ua haujlwm.
Nyob rau hauv cov nqe lus ntawm cov brightness tsawg thiab siab grey, siab contrast, muaj tseeb xim kev ua tau zoo, thinness thiab yooj yim ntawm kev siv, Voury Zhuohua VW series ntawm micro-pitch LED cov ntxaij vab tshaus yog nyob rau theem ua nyob rau hauv kev lag luam. Tsis tas li ntawd, cov khoom no siv lub txee siab-precision modular los xyuas kom meej kev sib dhos thiab cov nyhuv, thaum txuag lub sijhawm teeb tsa thiab ua haujlwm. Nyob rau tib lub sijhawm, patented silicone encapsulation thev naus laus zis siv hauv cov khoom no muaj qhov zoo ntawm lub teeb xa hluav taws xob siab, muaj zog tiv thaiv vulcanization, tiv thaiv UV, tiv thaiv lub teeb xiav, thiab thaiv cov hluav taws xob ultraviolet los tiv thaiv tib neeg lub qhov muag. Nws yog ib qho kev siv thev naus laus zis, cov ntaub ntawv zoo tshaj plaws, thiab cov neeg siv kev paub dhau los. khoom.
Voury Zhuohua's VW series ntawm micro-pitch LED zaub tsis tsuas yog muaj qhov ci siab ntawm 1200cd / m2 thiab siab greyscale mus txog 16 ntsis, tab sis qhov tseem ceeb tshaj, cov khoom kuj muaj cov yam ntxwv ntawm qhov ci qis thiab siab grey, uas lav greyscale poob thaum lub teeb ci. txo. Me me; cov qib grey yog 16 ntsis thaum lub teeb ci tau hloov mus rau 700cd / m2, thiab qib grey yog 13 ntsis thaum lub teeb ci raug kho rau 240cd / m2; Cov yam ntxwv ntawm qhov ci qis thiab siab grey ua rau Voury Zhuohua VW series ntawm cov teeb pom kev zoo LED ib txwm muaj peev xwm nthuav tawm txhua daim duab zoo kawg nkaus thiab ua tib zoo.
Dab tsi cuam tshuam rau tus nqi refresh thiab qib grey ntawm LED zaub?
Peb paub ntau yam tseem ceeb ntawm LED zaub, xws li LED switching fais fab mov, LED tsav nti, LED teeb hlaws, thiab lwm yam. Rau qhov refresh zaus thiab grey theem ntawm LED zaub, LED tsav nti ncaj qha txiav txim siab qhov pom kev tshiab zaus ntawm LED zaub, Kev ua haujlwm ntawm grey nplai. Ntawm cov chips LED tsav tam sim no, cov thev naus laus zis thev naus laus zis yog "ScrambledPWM (S-PWM) thev naus laus zis". S-PWM thev naus laus zis yog kev txhim kho ntawm cov qauv pulse width modulation (PWM) technology. Ob peb lub sijhawm luv luv kom nce qhov pom kev hloov tshiab tag nrho. Txhawm rau piav qhia ntxiv, S-PWM thev naus laus zis tsim los ntawm lub cim tshiab ntawm LED tsav tsheb chips tuaj yeem suav ib zaug rau ib lub thav duab (LED tuag ON → LED tuag OFF) thiab tawg nws mus rau ntau qhov suav ntawm qhov nruab nrab. , Thiab txhua qhov sib faib aliquot tuaj yeem tswj hwm qhov qub On / Off piv ua ntej tawg, raws li qhia hauv daim duab hauv qab no.
S-PWM thev naus laus zis muab ntau hom kev suav, yog li cov duab refresh tus nqi tuaj yeem nce mus rau 64 npaug. Yog tias koj hloov mus rau S-PWM txhawm rau ua kom cov duab refresh npaum li cas, koj tuaj yeem yooj yim nce qhov pom ntawm qhov pom los ntawm 64 zaug nrog lub moos qis (xws li 5MHz), thiab nws tuaj yeem ncav cuag ntau dua 4,800Hz. Piv nrog rau cov yeeb yaj kiab dav dav, qhov kev hloov tshiab yog tsawg kawg yog 10 npaug siab dua, thiab nws tseem tuaj yeem zam cov teeb meem ntawm kev cuam tshuam hluav taws xob ntau zaus (EMIissue), dhau-voltage surge (Overshoot) thiab qis-voltage surge (Undershoot).
LED zaub nrog S-PWM tsav nti yog yees duab nrog lub siab ceev shutter ntawm lub koob yees duab digital, tab sis tseem tsis tau muaj kab rov tav dub scan kab thiab xim thaj chaw faib khoom (raws li qhia hauv daim duab hauv qab no). Nws qhov pom kev refresh npaum li cas thiab qhov kev ua tau zoo ntawm grey nyob deb tshaj li LED cov ntxaij vab tshaus siv cov kev hloov-hom tsav tsheb chips.
Voury Zhuohua's VW series ntawm fine-pitch LED qhia siv high-zoo LED tsav chips thiab built-in S-PWM thev naus laus zis, uas ua rau lub refresh npaum li cas mus txog 3840Hz thiab grey qib mus txog 16 ntsis. Thaum tua nyob rau hauv high-ceev shutter tej yam kev mob, kab rov tav dub scanning tshwm tom qab lub rooj sib tham. Kab thiab xim thaiv kev faib tawm.
VW series ntawm micro-pitch LED zaub yog Voury Zhuohua lub ntsiab lus ntawm micro-pitch LED zaub thiab tswj qhov system. Nws muaj qhov ci ntsa iab zoo nkauj, pom meej thiab ci ntsa iab hauv qhov chaw ci ntsa iab, thiab pom kev zoo nyob hauv qhov chaw uas muaj qhov ci ntsa iab yam tsis muaj glare. Nyob rau tib lub sijhawm, greyscale thiab qhov sib piv kev ua tau zoo, txawm tias qhov ci ntsa iab raug txo, qhov kev ua haujlwm grey tsis cuam tshuam, thiab xim yog qhov tseeb. Piv nrog rau lwm cov ntxaij vab tshaus, Voury Zhuohua VW series ntawm zoo-pitch LED cov ntxaij vab tshaus tuaj yeem tso saib cov xwm txheej zoo li qub piv rau cov teebmeem canvas, thiab tuaj yeem muab cov txiaj ntsig zoo dua thaum tso cov yeeb yaj kiab dynamic. Tib neeg lub cev yog immersive; thiab nws yog qhov ntsiag to kiag li, thiab tsis muaj suab nrov tuaj yeem hnov hauv pem hauv ntej lossis tom qab lub vijtsam thaum ua haujlwm.
Nyob rau hauv cov nqe lus ntawm cov brightness tsawg thiab siab grey, siab contrast, muaj tseeb xim kev ua tau zoo, thinness thiab yooj yim ntawm kev siv, Voury Zhuohua VW series ntawm micro-pitch LED cov ntxaij vab tshaus yog nyob rau theem ua nyob rau hauv kev lag luam. Tsis tas li ntawd, cov khoom no siv lub txee siab-precision modular los xyuas kom meej kev sib dhos thiab cov nyhuv, thaum txuag lub sijhawm teeb tsa thiab ua haujlwm. Nyob rau tib lub sijhawm, patented silicone encapsulation thev naus laus zis siv hauv cov khoom no muaj qhov zoo ntawm lub teeb xa hluav taws xob siab, muaj zog tiv thaiv vulcanization, tiv thaiv UV, tiv thaiv lub teeb xiav, thiab thaiv cov hluav taws xob ultraviolet los tiv thaiv tib neeg lub qhov muag. Nws yog ib qho kev siv thev naus laus zis, cov ntaub ntawv zoo tshaj plaws, thiab cov neeg siv kev paub dhau los. khoom.
