Nūhou
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LoRa VS LoRaWan
He pōkole ʻo LoRa no ka Lā Loa.He haʻahaʻa haʻahaʻa, mamao-mamao pili pili ʻenehana.He ʻano ʻano ia, nona ka hiʻohiʻona nui loa ka lōʻihi o ka hoʻouna ʻana i ke kelepona i ka moʻo like (GF, FSK, a me nā mea ʻē aʻe).Heluhelu hou aku -
Hoʻopuka kikoʻī o ka haʻahaʻa hoʻopau PIM haʻahaʻa
Haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa, haʻahaʻa haʻahaʻa PIM hoʻopau ʻana me ka haʻahaʻa haʻahaʻa intermodulation attenuation a me ka haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa haʻahaʻa i hoʻopili ʻia i ka hoʻopuka ʻana o ka haʻahaʻa intermodulation attenuation.He ʻano maʻalahi ka hiʻohiʻona pono a ...Heluhelu hou aku -
Nā Pono ʻenehana 5G
Ua hōʻike ʻia e China Ministry of Industry and Information Technology: Ua wehe ʻo Kina i 1.425 miliona mau kahua kahua 5G, a i kēia makahiki e hoʻolaha i ka hoʻomohala nui ʻana o nā noi 5G i 2022. Ua like ia me ka 5G i ke ala maoli i ko mākou ola maoli, no ke aha lā hana mākou ...Heluhelu hou aku -
Ka hopena intermodulation (PIM) ma nā kahua kahua
Ua ʻike ʻia nā mea hana ikaika i nā hopena nonlinear ma ka ʻōnaehana.Ua hoʻomohala ʻia nā ʻano hana like ʻole no ka hoʻomaikaʻi ʻana i ka hana o ia mau mea i ka wā o ka hoʻolālā ʻana a me ka hana ʻana.He mea maʻalahi ke nānā aku i hiki i ka mea passive ke hoʻolauna i ka hopena nonlinear ...Heluhelu hou aku -
He aha ka RF attenuator?
ʻO ka Attenuator kahi mea uila i hoʻohana nui ʻia i nā lako uila, a ʻo kāna hana nui ka hāʻawi ʻana i ka attenuation.He mea hoʻohana ia i ka ikehu, e lilo i wela ma hope o ka hoʻohana ʻana i ka mana.ʻO kāna kumu nui: (1) Hoʻoponopono i ka nui o ka ...Heluhelu hou aku -
Ka pilina ma waena o RF Combiner a me Hybrid Coupler
ʻO ka hui pūʻulu alapine ʻokoʻa e pili ana i ka hoʻohuihui mana hōʻailona o ʻelua mau kaha alapine like ʻole.No ka laʻana, RF Combiner CDMA a me GSM mana synthesis;CDMA/GSM a me DCS mana synthesis.Ma muli o ka hoʻokaʻawale pinepine ʻana o nā hōʻailona ʻelua, RF Combiner ka ...Heluhelu hou aku -
Ka mea nui o nā kānana RF
No ke aha e lilo ai nā kānana RF i mea koʻikoʻi? ʻO ka ulu wikiwiki ʻana o ka ʻikepili kelepona paʻalima a me nā pūnaewele 4G LTE ua alakaʻi i ke koi ulu ʻana no nā pūʻulu hou a no ka hoʻohui ʻana o nā mea lawe e hoʻohui i nā pūʻulu e hoʻokipa i nā kaʻa uila.Hoʻohana ka pūnaewele 3G ma kahi o ʻelima mau pūʻulu wale nō, kahi...Heluhelu hou aku -
ʻO RF Cavity Filter structure a me ka hui kuʻuna
ʻO nā mea hana a me nā mea hana i hoʻohanaʻia: nā mea hana: uila uila, Phillips screwdriver, RF cavity filter allen wrench, flat-blade debugging screwdriver, etc.;nā mea hana: nā mea hoʻopili pūnaewele vector, e like me E5071B, MS4622B, RF Cavity Filter, etc.;ka mīkini kuʻuna...Heluhelu hou aku -
ʻO ka ʻokoʻa ma waena o ka mea hoʻokaʻawale mana, hui pū a hui pū
He mea nui ka mana splitter, coupler a me ka hui pū ʻana no ka ʻōnaehana RF, no laila makemake mākou e kaʻana like i kona ʻokoʻa i waena o lākou i kā lākou wehewehe a me ka hana.1.Power divider: Hoʻokaʻawale like ia i ka mana hōʻailona o hoʻokahi awa i ka puka puka, i kapa ʻia hoʻi he mana splitters a, ke u ...Heluhelu hou aku -
ʻO ka hopena o ka hoʻolālā a me ka hana ʻana o RF passive device ma nā noi
Wahi a nā loina hoʻolālā a me nā hana hana a me nā kaʻina hana, hiki ke hoʻokaʻawale ʻia nā mea passive i hoʻohana ʻia i ka pūnaewele o kēia manawa i nā ʻano cavity a me nā microstrip.Hoʻokomo ʻia nā ʻenehana Cavity i nā ʻāpana cavity, nā kānana cavity, nā mea hoʻohui lua a me nā hybrid, a me nā mea microstrip i hoʻokomo nui ʻia ...Heluhelu hou aku -
Pehea e hoʻolālā ai i ke kānana Dielectric?
ʻO kahi kānana Dielectric he fiber optical e hoʻouna maʻalahi i hoʻokahi nalu nalu a hōʻike i nā mea ʻē aʻe e pili ana i ka Interference i loko o ka hale.Kāhea ʻia hoʻi kānana interference.Hoʻonui ka hopena dielectric microwave i ka nui o nā hāmeʻa a me ka paʻa paʻa ...Heluhelu hou aku -
He aha ka 6G e lawe mai ai i nā kānaka?
Hoʻololi ʻo 4G i ke ola, hoʻololi ʻo 5G i ke kaiāulu, no laila pehea e hoʻololi ai ʻo 6G i nā kānaka, a he aha ia e lawe mai ai iā mākou?ʻO Zhang Ping, he mea hoʻonaʻauao o ka Chinese Academy of Engineering, he lālā o ke Kōmike Kūkākūkā o ka IMT-2030(6G) Promotion Group, a he kaukaʻi ma Beijing Universi...Heluhelu hou aku
