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ʻO ke Alakaʻi Loa i nā Antennas: Pehea e Hana ai nā Antennas
He mea kamaʻilio maʻamau nā antenna i ko kākou ola. Eia nō naʻe, ʻaʻole maopopo maoli ka hapa nui o ka poʻe iā lākou, malia paha ʻike wale lākou ua hoʻohana ʻia lākou e hoʻouna a loaʻa i nā hōʻailona. ʻO ka mea maʻamau, ʻoiai ua hoʻokumu pono ka ʻepekema Lūkini ʻo Popov i ka antenna i ka makahiki 18...E heluhelu hou aku -
AESA vs PESA: Pehea e hoʻololi nei nā hoʻolālā antenna hou i nā ʻōnaehana radar
ʻO ka ulu ʻana mai ka Passive Electronically Scanned Array (PESA) a i ka Active Electronically Scanned Array (AESA) ke hōʻike nei i ka holomua koʻikoʻi loa i ka ʻenehana radar hou. ʻOiai ʻo nā ʻōnaehana ʻelua e hoʻohana ana i ka hoʻokele kukuna uila, ʻokoʻa kā lākou mau hoʻolālā kumu...E heluhelu hou aku -
He mau hawewe lekiō a i ʻole nā microwaves 5G?
ʻO kahi nīnau maʻamau i ke kamaʻilio uea ʻole, inā paha e hana ana ʻo 5G me ka hoʻohana ʻana i nā microwave a i ʻole nā hawewe lekiō. ʻO ka pane: Hoʻohana ʻo 5G i nā mea ʻelua, ʻoiai ʻo nā microwave he ʻāpana o nā nalu lekiō. Hoʻopuni nā nalu lekiō i kahi ākea ākea o nā alapine electromagnetic, mai 3 kHz a 30...E heluhelu hou aku -
ʻO ka Evolution o nā Antennas Base Station: Mai 1G a i 5G
Hāʻawi kēia ʻatikala i kahi loiloi ʻōnaehana o ka ulu ʻana o ka ʻenehana antenna kikowaena ma waena o nā hanauna kamaʻilio kelepona, mai 1G a i 5G. Hōʻike ia i ke ʻano o ka loli ʻana o nā antennas mai nā transceivers hōʻailona maʻalahi i nā ʻōnaehana paʻakikī e hōʻike ana i ke akamai ...E heluhelu hou aku -
Pehea e hana ai kahi Antenna Microwave? Ua wehewehe ʻia nā kumumanaʻo a me nā ʻāpana
Hoʻololi nā antennas microwave i nā hōʻailona uila i nā nalu electromagnetic (a me ka ʻaoʻao ʻē aʻe) me ka hoʻohana ʻana i nā ʻano hana i hana ʻia me ka pololei. Pili kā lākou hana ma luna o ʻekolu mau kumumanaʻo koʻikoʻi: 1. Electromagnetic Wave Transformation Transmit Mode: Nā hōʻailona RF mai kahi transmitter ...E heluhelu hou aku -
ʻAno Hana Antenna Pepeiao Polarized Pālua
Hiki i ka antenna pepeiaohao pālua-polarized ke hoʻouna a loaʻa i nā nalu electromagnetic polarized horizontally a me vertically polarized ʻoiai e mālama ana i ke kūlana kūlana i hoʻololi ʻole ʻia, i hiki ai i ka hewa ʻokoʻa kūlana ʻōnaehana i hoʻokumu ʻia e ka hoʻololi ʻana i ke kūlana antenna i mea e hālāwai ai ...E heluhelu hou aku -
Kumumanaʻo Koho o ka Nui o ka Waveguide
ʻO ke alakaʻi nalu (a i ʻole ke alakaʻi nalu) he laina hoʻoili tubular hakahaka i hana ʻia me kahi alakaʻi maikaʻi. He mea hana ia no ka hoʻolaha ʻana i ka ikehu electromagnetic (ʻo ia hoʻi ka hoʻouna ʻana i nā nalu electromagnetic me nā nalu ma ke ʻano o nā kenimika) Nā mea hana maʻamau (ʻo ia hoʻi ka hoʻouna ʻana i nā uila...E heluhelu hou aku -
Ka Hoʻohana ʻana o ka Antenna
He ʻano like ʻole nā noi o nā antennas ma nā ʻano like ʻole, e hoʻololi ana i ke kamaʻilio ʻana, ka ʻenehana, a me ka noiʻi. He mea nui kēia mau mea hana i ka hoʻouna ʻana a me ka loaʻa ʻana o nā nalu electromagnetic, e hiki ai i nā hana he nui. E ʻimi kākou i kekahi mau noi koʻikoʻi o kahi...E heluhelu hou aku -
Ka ʻokoʻa ma waena o AESA Radar a me PESA Radar | AESA Radar Vs PESA Radar
Hoʻohālikelike kēia ʻaoʻao i ka radar AESA vs radar PESA a haʻi i ka ʻokoʻa ma waena o ka radar AESA a me ka radar PESA. Kū ʻo AESA no Active Electronically Scanned Array ʻoiai kū ʻo PESA no Passive Electronically Scanned Array. ● PESA Radar Hoʻohana ka radar PESA i nā mea maʻamau...E heluhelu hou aku -
Nā Kumu o ka Fading a me nā ʻAno o ka Fading i ke kamaʻilio uea ʻole
Hōʻike kēia ʻaoʻao i nā kumu kumu o ka Fading a me nā ʻano o ka fading i ke kamaʻilio uea ʻole. Ua māhele ʻia nā ʻano Fading i ka fading nui a me ka fading liʻiliʻi (multipath delay spread a me ka doppler spread). ʻO ka fading pālahalaha a me ka fading koho alapine he ʻāpana ia o ka multipath fadi...E heluhelu hou aku -
Pehea e hana ai nā Antennas Probe Waveguide
ʻO ka antenna probe Waveguide kahi antenna kūikawā i hoʻohana pinepine ʻia no ka hoʻoili ʻana a me ka hoʻokipa ʻana i nā hōʻailona ma ke alapine kiʻekiʻe, microwave a me nā nalu millimeter. Hoʻomaopopo ia i ka radiation hōʻailona a me ka hoʻokipa ʻana ma muli o nā ʻano o nā waveguides. ʻO ka waveguide kahi m hoʻoili...E heluhelu hou aku -
Ka mōʻaukala a me ka hana o nā antenna pepeiaohao cone
Ua hoʻi ka mōʻaukala o nā antenna pepeiaohao tapered i ka hoʻomaka ʻana o ke kenekulia 20. Ua hoʻohana ʻia nā antenna pepeiaohao tapered mua loa i nā amplifiers a me nā ʻōnaehana speaker e hoʻomaikaʻi i ka radiation o nā hōʻailona leo. Me ka hoʻomohala ʻana o nā kamaʻilio uea ʻole, ua...E heluhelu hou aku
