Cov Txheej Txheem ntawm Kev Ua Lub TV nrog Cov Nta Streaming Ua Tau Hauv
Cov TV tau hloov zuj zus ntau dua li tsuas yog txais cov kev tshaj tawm analog xwb. Niaj hnub no, ntau lub TV yog "Smart TVs" nrog cov peev xwm streaming ua ke - txhais tau tias cov neeg siv tuaj yeem saib Netflix, YouTube, Disney +, lossis cov kev pabcuam hauv zos ncaj qha los ntawm lawv lub TV yam tsis tas yuav siv cov khoom siv ntxiv xws li lub thawv teeb tsa lossis dongles. Tom qab qhov yooj yim no yog ib qho txheej txheem tsim khoom nyuaj, suav nrog kev tsim kho vajtse, kev tsim kho software, kev tsim qauv kev lag luam, thiab kev sim zoo. Tsab xov xwm no tshawb nrhiav cov theem tseem ceeb hauv cov txheej txheem tsim khoom ntawm lub TV nrog cov peev xwm streaming ua ke, los ntawm kev tsim qauv mus rau kev xa khoom.
1. Kev Npaj Khoom thiab Kev Tshawb Fawb Txog Kev Lag Luam
Cov txheej txheem ntawm kev tsim lub TV niaj hnub pib nrog kev tshawb fawb txog kev lag luam. Pab pawg tsim khoom sau cov ntaub ntawv ntawm cov vijtsam nrov (piv txwv li, 43”, 55”, 65”), kev daws teeb meem (Full HD, 4K, 8K), cov thev naus laus zis vaj huam sib luag (LED, QLED, OLED), thiab cov yam ntxwv nrhiav tom qab xws li kev txhawb nqa HDR, cov nqi refresh siab, lossis hom kev ua si.
Rau cov yam ntxwv streaming uas twb muaj lawm, kev tshawb fawb kuj suav nrog kev nyiam platform: seb lub TV puas yuav siv Android TV/Google TV, Tizen, webOS, lossis lub operating system ntawm tus neeg tsim khoom. Txhua qhov kev xaiv cuam tshuam rau cov nqi tso cai, kev txhawb nqa app, cov kev xav tau chipset, thiab kev paub ntawm tus neeg siv. Theem no kuj txiav txim siab tus nqi lub hom phiaj, kev ua lag luam, thiab txoj kev sib txawv, xws li lub suab zoo dua, chaw taws teeb tswj nrog lub suab pab, lossis kev koom ua ke hauv tsev ntse.
2. Kev Tsim Qauv Lag Luam: Hom, Kev Zoo Nkauj, thiab Kev Ua Haujlwm Zoo
Thaum lub tswv yim tau tsim tiav lawm, pab pawg tsim qauv lag luam yuav tsim cov qauv tsim ntawm lub TV. Lawv xav txog qhov tuab ntawm lub vaj huam sib luag, cov khoom siv hauv lub cev (yas, txhuas, kev sib xyaw ua ke), kev tsim bezel, qhov cua nkag, qhov chaw tso chaw, thiab kev txhawb nqa sawv ntsug lossis VESA.
Cov TV uas muaj kev tshaj tawm hauv TV kuj xav tau kev saib xyuas tshwj xeeb rau kev siv txhua hnub, xws li kev tso cov nyees khawm thaum muaj xwm txheej ceev, qhov muaj cov teeb liab LED, kev tsim cov chaw taws teeb tswj, thiab kev nkag mus rau HDMI thiab USB chaw nres nkoj yooj yim. Kev tswj cua sov tseem ceeb ib yam, vim tias cov khoom siv TV ntse - xws li lub processor thiab Wi-Fi module - tsim cua sov ntxiv piv rau TV ib txwm muaj.
3. Kev Tsim Kho Vaj Tse: Cov Vaj Huam Sib Luag, Cov Mainboards, thiab Cov Cheebtsam Txhawb Nqa
Kauj ruam tom ntej yog kev tsim kho vajtse. Cov khoom tseem ceeb ntawm lub TV uas muaj cov streaming ua ke feem ntau suav nrog:
a. Vaj Huam Sib Luag thiab Lub Teeb Tom Qab
Lub vaj huam sib luag yog lub hauv paus tseem ceeb uas txiav txim siab qhov zoo ntawm daim duab. Rau cov TV LED, cov chaw tsim khoom sib txuas lub vaj huam sib luag LCD nrog lub teeb pom kev zoo (Direct LED lossis Edge LED) thiab txheej diffuser los faib lub teeb kom sib npaug. Ntawm qhov tod tes, OLEDs tso tawm lawv tus kheej lub teeb, tshem tawm qhov xav tau lub teeb pom kev zoo, tab sis cov nqi tsim khoom feem ntau siab dua.
b. Lub Rooj Tswjhwm thiab System-on-Chip (SoC)
Cov yam ntxwv streaming uas ua rau hauv yuav tsum muaj SoC muaj zog uas muaj peev xwm khiav lub operating system, decoding 4K HDR video, khiav cov applications, thiab ua cov lus txib suab. SoC no feem ntau yog ua ke nrog RAM thiab qhov chaw cia sab hauv (eMMC/UFS) rau lub system, daim ntawv thov, thiab qhov chaw cia cache.
c. Rooj Tswjhwm T-Con thiab Lub Tshuab Ua Duab
Lub T-Con (Timing Controller) tswj cov teeb liab rau lub vaj huam sib luag kom pom cov duab raws sijhawm. Nws kuj ua cov txheej txheem duab rau kev nce qib, txo suab nrov, ua kom du, thiab kho xim.
d. Module Txuas
Kev streaming uas twb muaj lawm yuav tsum muaj Wi-Fi (2.4 GHz/5 GHz, txawm tias Wi-Fi 6 ntawm qee cov qauv) thiab Bluetooth rau cov chaw taws teeb lossis cov khoom siv suab. Cov chaw nres nkoj lub cev xws li HDMI (feem ntau nrog ARC/eARC), USB, Ethernet, thiab cov suab tawm kuj tau muab raws li cov lus qhia.
e. Lub Tshuab Suab
Cov neeg hais lus sab hauv tau tsim los kom muaj zog txaus rau qhov chaw tsawg. Qee cov qauv kuj txhawb nqa Dolby Audio/Dolby Atmos (nyob ntawm cov khoom siv kho vajtse thiab daim ntawv tso cai). Kev tsim qauv suab suav nrog kev tso tus tsav tsheb, chav resonance, thiab kev coj suab.
4. Kev Tsim Kho Software: Cov Txheej Txheem Ua Haujlwm thiab Cov Ntawv Thov Streaming
Nov yog qhov uas cov TV ntse txawv ntau tshaj plaws ntawm cov TV ib txwm muaj. Cov software uas lawv tsim feem ntau muaj xws li:
a. Lub Txheej Txheem Ua Haujlwm thiab Kev Sib Txuas Lus (UI/UX)
Lub OS yuav yog ib lub platform nrov (Android TV/Google TV) lossis lub OS uas cov chaw tsim khoom tsim tawm. Cov neeg ua haujlwm software ua kom lub interface zoo dua, yooj yim rau kev siv, thiab haum rau cov ntxaij vab tshaus loj. Cov chaw teeb tsa xws li cov chaw nkag, cov chaw teeb tsa duab, kev sib txuas network, thiab kev tswj hwm niam txiv yuav tsum meej thiab ruaj khov.
b. Kev Tswj Xyuas Cov Cai Digital (DRM)
Rau cov apps streaming kom ua haujlwm tau zoo, lub TV yuav tsum txhawb nqa DRM, xws li Widevine lossis PlayReady. DRM txiav txim siab seb lub cuab yeej puas tuaj yeem ua si cov ntsiab lus HD / 4K. Ntxiv mus, kev txhawb nqa HDCP ntawm HDMI kuj tseem ceeb rau kev ua si cov ntsiab lus tiv thaiv.
c. Daim Ntawv Pov Thawj Thov
Cov kev pabcuam streaming muaj cov qauv nruj heev. Cov chaw tsim khoom TV yuav tsum ua haujlwm nrog cov neeg muab kev pabcuam app kom ntseeg tau tias muaj kev sib raug zoo, kev ua tau zoo, thiab kev ruaj ntseg. Qee cov apps xav tau daim ntawv pov thawj kom tshwm sim hauv cov khw muag khoom app lossis ua si cov ntsiab lus siab.
d. Kev Hloov Kho Firmware (OTA)
Cov TV ntse zoo tshaj plaws txhawb nqa kev hloov kho firmware hla huab cua rau kev kho cov kab laum, kev txhim kho kev ruaj ntseg, thiab kev txhim kho cov yam ntxwv. Qhov no xav tau cov khoom siv hloov kho tshiab, lub tshuab rov qab yog tias qhov hloov kho tsis ua haujlwm, thiab lub kaw lus kuaj mob.
5. Cov Txheej Txheem Tsim Khoom: Sib dhos los ntawm Modules mus rau Cov Khoom Tiav
Tom qab ua tiav qhov kev tsim qauv lawm, kev tsim khoom loj yuav tshwm sim hauv lub Hoobkas los ntawm kev sib dhos ua ke. Cov theem tsim khoom ib txwm muaj xws li:
a. Vaj Huam Sib Luag thiab Lub Rooj Sib Dhos
Lub vaj huam sib luag tau teeb tsa rau ntawm tus ncej, tom qab ntawd ua ke nrog lub teeb nraub qaum (rau LEDs) thiab txheej txheej kho qhov muag. Cov txheej txheem no xav tau ib puag ncig huv si, vim tias txawm tias cov hmoov av me me tuaj yeem ua rau pom "cov xim" ntawm qhov screen.
b. Kev Txhim Kho Lub Rooj Tswjhwm, Lub Hwj Chim, thiab Cov Cables
Cov motherboard, lub rooj tsav xwm fais fab, T-Con, cov lus hais, thiab cov xov hluav taws xob flex tau teeb tsa thiab lawv cov kev sib txuas tau kuaj xyuas. Kev tswj cov xov hluav taws xob yog qhov tseem ceeb kom tiv thaiv kev kub hnyiab thiab suab nrov.
c. Kev teeb tsa Wi-Fi/Bluetooth Module thiab Antenna
Rau kev tshaj tawm ruaj khov, yuav tsum tau coj mus rau hauv tus account qhov chaw ntawm lub antenna kom nws tsis raug thaiv los ntawm cov thav duab hlau lossis lwm yam khoom uas tuaj yeem txo qhov teeb liab.
d. Kev Kaw thiab Kev Ua Kom Tiav ntawm Lub Npog Tom Qab
Thaum cov khoom sab hauv tau teeb tsa tiav lawm, lub hau nraub qaum tau teeb tsa tiav lawm, cov ntsia hlau tau nruj rau qhov torque tus qauv, thiab cov ntawv qhia (tus lej serial, qhov ntsuas fais fab, daim ntawv pov thawj) tau muab lo rau.
6. Kev Ntsuas thiab Kev Tswj Xyuas Zoo
Cov TV uas muaj cov streaming built-in yuav tsum dhau ntau qhov kev xeem kom zoo, suav nrog:
a. Kev Ntsuas Duab thiab Kev Sib Xws
Cov no suav nrog kev sim cov pixel tuag, kev sib npaug ntawm lub backlight, qhov tseeb ntawm xim, kev muaj peev xwm HDR, thiab kev sim banding lossis bleeding. Qee cov chaw tsim khoom ua qhov kev ntsuas yooj yim kom ntseeg tau tias cov xim profile ua tau raws li cov qauv.
b. Kev Ntsuas Suab
Kuaj xyuas qhov distortion, channel balance, sound leakage, thiab equalizer lossis audio mode functions.
c. Kev Sib Txuas thiab Kev Ntsuas Kev Tshaj Tawm
Cov TVs tau raug sim rau Wi-Fi/Ethernet kev sib txuas, qhov ceev ntawm streaming, kev ruaj khov ntawm app, thiab kev sib raug zoo nrog cov khoom siv Bluetooth. Kev ua si 4K kuj tau raug sim kom ntseeg tau tias SoC tuaj yeem decoded yam tsis muaj stuttering.
d. Kev Ntsuas Kev Ruaj Ntseg thiab Kev Ruaj Ntseg ntawm Lub System
Qhov no suav nrog kev sim ua kom daim ntawv thov puas, kev siv lub cim xeeb, thiab kev sim kev ruaj ntseg yooj yim. Vim tias lub TV txuas nrog internet, kev ruaj ntseg yog qhov tseem ceeb heev.
e. Kev Ntsuas Kub Hnyiab thiab Kev Ntsuas Kev Nyuaj Siab
Lub cuab yeej no siv tau ntev ntawm qhov kub tshwj xeeb kom paub txog kev puas tsuaj thaum ntxov. Qhov no txo qhov kev pheej hmoo ntawm cov khoom tsis zoo mus txog cov neeg siv khoom.
7. Kev Ntim Khoom, Kev Thauj Khoom, thiab Kev Npaj Tom Qab Muag Khoom
Tom qab dhau QC, lub TV raug ntim rau hauv cov ua npuas ncauj tiv thaiv thiab cov ntawv cardboard uas tsim los kom tiv taus kev co. Cov khoom siv xws li chaw taws teeb tswj, roj teeb, xov hluav taws xob, phau ntawv qhia siv, thiab sawv ntsug suav nrog. Cov txheej txheem xa khoom suav nrog qhov loj me thiab qhov tsis yooj yim ntawm lub vaj huam sib luag; TV feem ntau raug thauj mus rau hauv ib qho chaw tshwj xeeb kom txo qhov kev pheej hmoo ntawm kev ntxhov siab ntawm lub vijtsam.
Nyob rau sab tom qab muag, cov chaw tsim khoom muab cov chaw pabcuam, muaj cov khoom seem (cov laug cam fais fab, cov laug cam mainboard, cov vaj huam sib luag), thiab cov txheej txheem lav. Rau cov TV ntse, cov software thiab kev hloov kho kev ruaj ntseg kuj yog ib feem tseem ceeb ntawm kev pabcuam tom qab muag.
8. Cov Kev Sib Tw Tshwj Xeeb ntawm TVs nrog Built-in Streaming
Txawm hais tias zoo li yooj yim rau tus neeg siv, cov yam ntxwv streaming uas ua rau muaj kev cov nyom loj heev. Ua ntej, qhov yuav tsum tau ua kom zoo dua: SoC yuav tsum muaj zog txaus thiab ua haujlwm tau zoo txaus kom tsis txhob kub dhau. Qhov thib ob, kev sib raug zoo ntawm app yuav tsum tau tswj hwm, vim tias cov kev pabcuam streaming hloov kho lawv cov txheej txheem tiv thaiv thiab cov yam ntxwv tas li. Qhov thib peb, kev ruaj ntseg ntawm cov khoom siv yog qhov kev txhawj xeeb tseem ceeb, vim tias TVs yog cov khoom siv IoT txuas nrog tas li. Thaum kawg, kev paub ntawm tus neeg siv yuav tsum tau xav txog zoo, los ntawm kev ceev khau raj thiab kev teb rov qab mus rau qhov yooj yim ntawm kev nkag mus rau hauv cov nyiaj streaming.
Kev kaw
Cov txheej txheem ntawm kev tsim lub TV nrog cov yam ntxwv streaming ua ke yog kev sib xyaw ua ke ntawm cov thev naus laus zis tso saib, cov hluav taws xob hluav taws xob nyuaj, thiab cov software uas hloov pauv tas li. Txij li kev tshawb fawb kev lag luam, kev tsim qauv kev lag luam, kev tsim kho vajtse, OS thiab DRM kev tsim kho, mus rau kev tsim khoom thiab kev sim zoo, txhua kauj ruam yuav tsum tau ua tiav nrog kev ua tib zoo kom tsim cov khoom uas ruaj khov, muaj kev nyab xeeb, thiab xis nyob rau siv. Los ntawm kev nkag siab txog cov txheej txheem no, peb tuaj yeem pom tias lub TV ntse tsis yog tsuas yog lub vijtsam loj xwb, tab sis yog lub chaw lom zem digital uas sib xyaw cov khoom siv thiab software hauv ib lub ecosystem sib koom ua ke.
