COB ntim zaus
Cov yam ntxwv zaus ntawm COB ntim daim ntawv thov sib txawv heev nyob ntawm daim ntawv thov scenario. Cov ntsiab lus tseem ceeb muaj feem xyuam yog tsom rau hauv peb qhov loj: refresh npaum li cas, ua haujlwm zaus, thiab RF bandwidth.
1. Zaub Field: Refresh Rate thiab Grey-Scale Refresh Frequency Dominate Performance
Hauv COB-packed LED cov lus qhia, tus nqi refresh npog thaj tsam ntawm 1920Hz-7680Hz, nrog siab- cov khoom kawg ua tiav qhov ultra-siab refresh npaum li cas ntawm 7680Hz, qhov twg flicker yog imperceptible rau tib neeg lub qhov muag. Ib txhij ua tiav 14-ntsis-16-ntsis siab grey-teev theem yuav tsum muaj qhov hloov tshiab ntawm ntau txhiab Hz los xyuas kom meej cov xim hloov mus rau ntau dua 16.77 lab xim.
2. Integrated Circuits: Kev khiav hauj lwm zaus tawg 5GHz lub cev txwv
CPU/GPU modules siv Flip-Cob thev naus laus zis txo cov teeb liab kis tau tus mob mus rau qib 50μm los ntawm kev sib tshuam kub kub. Ua ke nrog qis -dielectric- qhov chaw tsis tu ncua, kev ua haujlwm zaus tuaj yeem ncav cuag 3.5GHz-5.2GHz. Tiag-cov ntaub ntawv kuaj ntiaj teb los ntawm lub chaw soj ntsuam supercomputing qhia tau hais tias COB-pob AI chips siv ceramic substrates tswj qhov zaus ntawm 5.06GHz nyob rau hauv cov dej txias.
3. Kev siv RF: 60GHz millimeter-Wave Band Muaj peev xwm
Hauv 5G millimeter-wave module ntim, COB thev naus laus zis, los ntawm kev sib koom ua ke ntawm gallium arsenide thiab gallium nitride chips, ua tiav qhov yuam kev vector amplitude (EVM) zoo dua -32dB hauv FR2 band (24.25GHz-52.6GHz). Satellite kev sib txuas lus modules tau txuas ntxiv mus rau Q-band (40GHz-60GHz), nrog kev sib kis tsis tau tswj tsis pub dhau 0.15dB / mm.
4. Peb Lub Ntsiab Tseem Ceeb ntawm Siab -Kev Ua Haujlwm Zoo Tshaj Plaws
• Substrate Dielectric Loss: Rogers RO3003 (Dk=3.0) lossis aluminium nitride substrate (Dk=8.6) yog qhov nyiam rau high- zaus circuits.
• Micro-pitch Soldering: 20μm pad spacing ua ke nrog laser-pab mounting txo cov kab mob parasitic inductance qis dua 0.05nH.
• Electromagnetic Shielding: Ib qho peb - qhov laj kab- zoo li cov qauv hauv av txo cov hluav taws xob hluav taws xob los ntawm 15dB.
Hauv kev siv cov tswv yim ntawm 8K ultra- siab- txhais cov lus tshaj tawm xov xwm, COB- ntim cov lus qhia, ua ke nrog 3840Hz refresh npaum li cas, ua tiav cov txiaj ntsig scanline ntawm 4K / 120p siab- lub koob yees duab ceev. Qhov no txheeb xyuas cov yam ntxwv sib sib zog nqus sib sib zog nqus ntawm siab -frequency parameters thiab lub davhlau ya nyob twg scene.
