Nūhou
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Pohihihi "Satellite Rain": Ma luna o 500 Starlink LEO Satellites i nalowale i ka hana o ka lā.
ʻO ka hanana: Mai Sporadic Loss to a Downpour ʻAʻole i hiki koke mai ka hoʻoneʻe ʻana o nā satelite LEO a Starlink. Mai ka hoʻomaka ʻana o ka papahana i ka makahiki 2019, ʻoi aku ka liʻiliʻi o nā poho satellite (2 ma 2020), e like me nā helu attrition i manaʻo ʻia. Eia naʻe, ua ʻike ʻo 2021 ...Heluhelu hou aku -
Ka nānā 'ana o Active Defense Stealth Technology for Aerospace Equipment
I ke kaua o kēia wā, hoʻohana maʻamau nā pūʻali kūʻē i nā satellite reconnaissance hōʻike mua i ka lewa a me nā ʻōnaehana radar e ʻike, hahai, a pale aku i nā pahuhopu e hiki mai ana. ʻO nā pilikia palekana electromagnetic e kū nei e nā mea hana aerospace i ke kahua kaua o kēia wā ...Heluhelu hou aku -
Nā Luʻi Kūikawā i ka ʻImi ʻImi Honua-Mahina
Noho mau ka noiʻi ʻana o Earth-Moon i kahi kahua mua me nā pilikia ʻepekema a me ka ʻenehana i hoʻoholo ʻole ʻia, hiki ke hoʻokaʻawale ʻia penei: 1. ʻO ke kaiapuni o ka lewa a me ka pale ʻana i ka radiation Particle radiation mechanisms: ʻO ka loaʻa ʻole o ke kahua magnetic o ka Honua e hōʻike ana i kahi mokulele a...Heluhelu hou aku -
Hoʻokumu maikaʻi ʻo Kina i ka ʻĀpana Honua-Mahina ʻEkolu-Satellite Constellation, e hoʻomaka ana i kahi au hou o ka ʻimi ʻana.
Ua hoʻokō ʻo Kina i kahi koʻikoʻi koʻikoʻi ma o ke kūkulu ʻana i ka honua honua-Mahina mua ʻekolu-satellite constellation, e hōʻailona ana i kahi mokuna hou o ka mākaʻikaʻi hohonu. ʻO kēia hoʻokō, ʻāpana o ka Chinese Academy of Science (CAS) Class-A Strategic Priority Program "Exploratio...Heluhelu hou aku -
No ke aha i hiki ʻole ai ke hoʻohana ʻia nā mea hoʻokaʻawale mana ma ke ʻano he hui pū mana kiʻekiʻe
Hiki ke hoʻopili ʻia nā palena o nā mea hoʻokaʻawale mana i nā noi hoʻohui mana kiʻekiʻe i kēia mau kumu nui: 1. Nā palena o ka hoʻohana ʻana i ka mana o ka Isolation Resistor (R) Power Divider Mode: Ke hoʻohana ʻia ma ke ʻano he mea hoʻokaʻawale mana, ua māhele ʻia ka hōʻailona hoʻokomo ma IN i ʻelua co-frequ...Heluhelu hou aku -
Ka hoʻohālikelike ʻana o nā Antenna Ceramic vs.
I. Nā Pōmaikaʻi o nā Antenna Ceramic • ʻUltra-Compact Size: ʻO ke kiʻekiʻe dielectric mau (ε) o nā mea seramika e hiki ai i ka miniaturization koʻikoʻi me ka mālama ʻana i ka hana, kūpono no nā mea i hoʻopaʻa ʻia i ka lewa (e laʻa, nā pepeiao pepeiao Bluetooth, nā mea lole). Kāpena Hoʻohui Kiʻekiʻe...Heluhelu hou aku -
ʻO ka ʻenehana no ka haʻahaʻa haʻahaʻa i hui pū ʻia me ke ahi (LTCC).
Overview ʻO LTCC (Low-Temperature Co-Fired Ceramic) kahi ʻenehana hoʻohui ʻenehana holomua i puka mai i ka makahiki 1982 a ua lilo ia i mea hoʻonā kumu no ka hoʻohui passive. Ke alakaʻi nei ia i ka hana hou i ka ʻāpana passive a hōʻike i kahi wahi ulu nui i ka uila ...Heluhelu hou aku -
Hoʻohana i ka ʻenehana LTCC i nā kamaʻilio ʻole
1.High-Frequency Component Integration LTCC 'enehana e hiki ai i ke ki'eki'e ki'eki'e o ka ho'ohui 'ana o nā mea passive e hana ana ma nā laina alapine ki'eki'e (10 MHz i terahertz bands) ma o ka multilayer ceramic structures and silver conductor printing process, including: 2.Filters: Novel LTCC multilayer ...Heluhelu hou aku -
Milestone! ʻO ka holomua nui e Huawei
Ua hoʻolaha ka mea hoʻohana pūnaewele kelepona ʻo Middle East e&UAE i kahi mea koʻikoʻi i ka hoʻolaha ʻana o nā lawelawe pūnaewele virtual 5G e pili ana i ka ʻenehana 3GPP 5G-LAN ma lalo o ka 5G Standalone Option 2 architecture, me ka hui pū me Huawei. ʻO ka moʻolelo kūhelu 5G (...Heluhelu hou aku -
Ma hope o ka hoʻokomo ʻia ʻana o nā hawewe millimeter i 5G, he aha ka mea e hoʻohana ai ʻo 6G/7G?
Me ka hoʻolaha pāʻoihana o 5G, ua nui nā kūkākūkā e pili ana iā ia i kēia manawa. Ua ʻike ka poʻe i kamaʻāina me 5G e hana nui nā ʻoihana 5G i ʻelua mau kaha alapine: sub-6GHz a me nā nalu millimeter (Millimeter Waves). ʻO ka ʻoiaʻiʻo, ua hoʻokumu ʻia kā mākou pūnaewele LTE i kēia manawa ma sub-6GHz, ʻoiai ʻo ka millimeter ...Heluhelu hou aku -
No ke aha i hoʻohana ai ʻo 5G(NR) i ka ʻenehana MIMO?
I. MIMO (Multiple Input Multiple Output) hoʻonui ka ʻenehana i ke kamaʻilio uea ma o ka hoʻohana ʻana i nā antenna he nui ma ka mea hoʻouna a me ka mea hoʻokipa. Hāʻawi ia i nā pōmaikaʻi koʻikoʻi e like me ka hoʻonui ʻana i ka data throughput, hoʻonui i ka uhi, hoʻomaikaʻi i ka hilinaʻi, hoʻonui i ke kūʻē ʻana i ka interfe...Heluhelu hou aku -
ʻO ka hoʻokaʻawale ʻana i ka Band Frequency o Beidou Navigation System
ʻO ka Beidou Navigation Satellite System (BDS, ʻike ʻia hoʻi ʻo COMPASS, unuhi ʻōlelo Kina: BeiDou) he ʻōnaehana hoʻokele ukali honua i hoʻomohala kūʻokoʻa e Kina. ʻO ia ke kolu o ka ʻōnaehana hoʻokele ukali ma hope o GPS a me GLONASS. ʻO Beidou Generation I ʻO ke alapine alapine allo...Heluhelu hou aku