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Tsis paub "Satellite Rain": Tshaj 500 Starlink LEO Satellites Poob rau Hnub Ci Kev Ua Si
Qhov xwm txheej: Los ntawm Sporadic Losses mus rau ib qho poob Qhov loj deorbiting ntawm Starlink's LEO satellites tsis tshwm sim sai. Txij li thaum qhov kev pab cuam pib pib xyoo 2019, kev poob satellite tau pib tsawg heev (2 hauv 2020), raws li qhov xav tau ntawm cov nqi qis. Txawm li cas los xij, 2021 pom ...Nyeem ntxiv -
Txheej txheem cej luam ntawm Active Defense Stealth Technology rau Aerospace Equipment
Hauv kev ua tsov rog niaj hnub no, cov tub rog tawm tsam feem ntau siv qhov chaw ceeb toom thaum ntxov tshawb nrhiav satellites thiab hauv av-/sea-based radar systems los ntes, taug qab, thiab tiv thaiv cov hom phiaj tuaj. Cov kev sib tw electromagnetic kev ruaj ntseg ntsib los ntawm cov khoom siv aerospace hauv kev sib ntaus sib tua niaj hnub envi ...Nyeem ntxiv -
Cov Kev Sib Tw Zoo Tshaj Plaws hauv Kev Tshawb Fawb Ntiaj Teb-Lub hli
Kev tshawb fawb hauv ntiaj teb-Lub hli tseem yog thaj chaw pem hauv ntej nrog ntau qhov kev daws teeb meem kev tshawb fawb thiab thev naus laus zis, uas tuaj yeem faib raws li hauv qab no: 1. Qhov Chaw Ib puag ncig & Kev Tiv Thaiv Radiation Particle Radiation Mechanisms: Qhov tsis muaj lub ntiaj teb cov hlau nplaum nthuav tawm lub dav hlau ...Nyeem ntxiv -
Tuam Tshoj ua tau zoo tsim thawj lub ntiaj teb-Lub hli Space Peb-Satellite Constellation, Ushering nyob rau hauv ib tug Tshiab Era ntawm Kev Tshawb Fawb
Tuam Tshoj tau ua tiav qhov tseem ceeb tshaj plaws los ntawm kev tsim lub ntiaj teb thawj lub ntiaj teb-Lub hli qhov chaw peb-satellite constellation, kos npe rau tshooj tshiab hauv kev tshawb nrhiav qhov tob. Qhov kev ua tiav no, ib feem ntawm Suav Academy ntawm Kev Tshawb Fawb (CAS) Chav Kawm-A Strategic Priority Program "Exploratio ...Nyeem ntxiv -
Vim li cas Fais Fab Dividers tsis tuaj yeem siv los ua Cov Hluav Taws Xob Hluav Taws Xob
Cov kev txwv ntawm kev faib hluav taws xob hauv kev siv hluav taws xob sib xyaw ua ke tuaj yeem raug ntaus nqi rau cov hauv qab no tseem ceeb: 1. Lub Hwj Chim Ntawm Kev Tiv Thaiv Kev Tiv Thaiv Kab Mob (R) Fais Fab Divider Hom: Thaum siv los ua lub zog faib hluav taws xob, cov teeb liab tawm tswv yim ntawm IN tau faib ua ob co-frequ...Nyeem ntxiv -
Kev sib piv ntawm Ceramic Antennas vs. PCB Kav hlau txais xov: Qhov zoo, qhov tsis zoo, thiab daim ntawv thov scenarios
Kuv. Ceramic Kav hlau txais xov qhov zoo • Ultra-Compact Size : High dielectric tas li (ε) ntawm cov ntaub ntawv ceramic ua rau cov khoom siv me me thaum tswj kev ua haujlwm, zoo tagnrho rau cov khoom siv hauv qhov chaw txwv (xws li, Bluetooth earbuds, wearables). High Integration Cap...Nyeem ntxiv -
Low-Temperature Co-Fired Ceramic (LTCC) Technology
Txheej txheem cej luam LTCC (Low-Temperature Co-Fired Ceramic) yog ib qho kev sib koom ua ke zoo tshaj plaws uas tau tshwm sim hauv xyoo 1982 thiab tau dhau los ua qhov kev daws teeb meem tseem ceeb rau kev sib koom ua ke. Nws tsav innovation nyob rau hauv lub passive tivthaiv sector thiab sawv cev rau ib tug tseem ceeb kev loj hlob cheeb tsam nyob rau hauv hluav taws xob ...Nyeem ntxiv -
Kev siv LTCC Technology hauv Wireless Communications
1.High-Frequency Component Integration LTCC technology enables high-density integration of passive components operating in high-frequency ranges (10 MHz to terahertz bands) los ntawm multilayer ceramic lugs thiab silver conductor printing processes, xws li: 2.Filters: Novel LTCC multilayer ...Nyeem ntxiv -
Milestone! Kev Loj Hlob los ntawm Huawei
Middle Eastern mobile kev sib txuas lus network tus neeg teb xov tooj loj e&UAE tshaj tawm qhov tseem ceeb hauv kev lag luam ntawm 5G virtual network kev pabcuam raws li 3GPP 5G-LAN thev naus laus zis raws li 5G Standalone Option 2 architecture, koom tes nrog Huawei. 5G official account (...Nyeem ntxiv -
Tom qab kev txais yuav Millimeter Waves hauv 5G, 6G / 7G Yuav Siv Li Cas?
Nrog rau kev tshaj tawm kev lag luam ntawm 5G, kev sib tham txog nws tau muaj ntau tsis ntev los no. Cov neeg paub txog 5G paub tias 5G tes hauj lwm feem ntau ua haujlwm ntawm ob qhov zaus: sub-6GHz thiab millimeter nthwv dej (Millimeter Waves). Qhov tseeb, peb tam sim no LTE tes hauj lwm yog tag nrho raws li sub-6GHz, thaum millimete ...Nyeem ntxiv -
Vim li cas 5G (NR) txais yuav MIMO thev naus laus zis?
I. MIMO (Multiple Input Multiple Output) thev naus laus zis txhim kho kev sib txuas lus wireless los ntawm kev siv ntau lub kav hlau txais xov ntawm ob lub transmitter thiab receiver. Nws muaj cov txiaj ntsig zoo xws li cov ntaub ntawv nce ntxiv, nthuav dav kev pab cuam, txhim kho kev ntseeg tau, txhim kho kev tiv thaiv kev cuam tshuam ...Nyeem ntxiv -
Zaus Band faib ntawm Beidou Navigation System
Lub Beidou Navigation Satellite System (BDS, tseem hu ua COMPASS, Suav transliteration: BeiDou) yog lub ntiaj teb satellite navigation system nws tus kheej tsim los ntawm Tuam Tshoj. Nws yog thib peb paub tab satellite navigation system tom qab GPS thiab GLONASS. Beidou Generation I Lub zaus band allo ...Nyeem ntxiv