Nūhou
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Hoʻolauleʻa i ka 10th Anniversary, Jingxin i ke komo ʻana i ka hoʻomohala ʻana o nā makahiki e hiki mai ana
He 10 mau makahiki ʻo Jingxin i ka lā 1, Mar 2022, i hoʻomaka ʻia ma ke ʻano he ʻoihana liʻiliʻi i loko o kahi hale liʻiliʻi, i kēia manawa ua lilo ia i mea hana i hoʻokumu ʻia i nā ʻāpana microwave RF. Ua hoʻokumu ʻia ʻo Jingxin e Mr. Chao Yang ma 2012. Mai ʻaneʻi, ua ulu ka ʻoihana quic ...Heluhelu hou aku -
ʻO ke koʻikoʻi o ka dB no ka hoʻolālā RF
Ma ke alo o kahi hōʻailona papahana o ka hoʻolālā RF, ʻo kekahi o nā huaʻōlelo maʻamau ʻo "dB". No kahi ʻenekinia RF, ʻike ʻia ka dB i kekahi manawa e like me kona inoa. ʻO dB kahi ʻāpana logarithmic e hāʻawi i kahi ala kūpono e hōʻike i nā ratios, e like me ka ratio ma waena o kahi hōʻailona hoʻokomo a me kahi...Heluhelu hou aku -
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 huli ana i ka 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 ka ulu nui o ka noi no nā pūʻulu hou a no ka hoʻohui ʻana i nā mea lawe e hoʻohui i nā pūʻulu e hoʻokipa i ke 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
