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    ʻO ka hoʻomaka ʻana i ka WiFi Calibration Parameter

    Ka manawa hoʻouna: Dec-22-2022

    Pono nā huahana WiFi iā mākou e ana lima a hoʻopau i ka ʻike mana WiFi o kēlā me kēia huahana, no laila pehea ʻoe e ʻike ai e pili ana i nā ʻāpana o ka calibration WiFi, e hoʻolauna wau iā ʻoe:

    WiFi

    1. Ka mana hoʻouna (TX Power): e pili ana i ka mana hana o ka antenna hoʻouna o ka huahana uila, ʻo ka ʻāpana he dBm.Hoʻoholo ka mana o ka hoʻoili uila i ka ikaika a me ka mamao o ka hōʻailona uila, ʻoi aku ka nui o ka mana, ʻoi aku ka ikaika o ka hōʻailona.I loko o kahi hoʻolālā huahana ueaʻole, e loaʻa mau i kahi mana pahuhopu ke kumu o kā mākou hoʻolālā.Ma lalo o ka manaʻo o ka hōʻoluʻolu i ka papa spectrum a me EVM, ʻoi aku ka nui o ka mana hoʻouna, ʻoi aku ka maikaʻi o ka hana.
    2. Loaʻa ka ʻike (RX Sensitivity): He ʻāpana e hōʻike ana i ka hana loaʻa ʻana o ka DUT.ʻOi aku ka maikaʻi o ka naʻau o ka loaʻa ʻana, ʻoi aku ka maikaʻi o nā hōʻailona i loaʻa iā ia, a ʻoi aku ka nui o kāna uhi uila.I ka hoʻāʻo ʻana i ka naʻau o ka loaʻa ʻana, e hana i ka huahana ma ka mokuʻāina e loaʻa ana, e hoʻohana i ka hāmeʻa calibration WiFi e hoʻouna i kahi faila nalu kikoʻī, a loaʻa ka huahana, a hiki ke hoʻololi ʻia ka pae mana i hoʻouna ʻia ma ka hāmeʻa calibration WiFi a hiki i ka ʻeke o ka huahana. Ua kūpono ka helu kuhi hewa (PER%) i ka maʻamau.
    3. Hapa pinepine (Frequency Error): Hōʻike ia i ka hoʻokaʻawale ʻana o ka hōʻailona RF mai ke kikowaena waena o ke kahawai kahi i loaʻa ai ka hōʻailona, ​​ma PPM.
    4. Error Vector Magnitude (EVM): He helu helu ia e noʻonoʻo ai i ka maikaʻi o ka hōʻailona modulated, a ʻo ka ʻāpana he dB.ʻO ka liʻiliʻi o ka EVM, ʻoi aku ka maikaʻi o ka hōʻailona.Ma kahi huahana uila, pili ka mana TX a me EVM.ʻO ka nui o ka TX Power, ʻoi aku ka nui o ka EVM, ʻo ia hoʻi, ʻoi aku ka maikaʻi o ka hōʻailona.No laila, i nā noi kūpono, pono e hana ʻia kahi kuʻikahi ma waena o TX Power a me EVM.
    5. ʻO ka Transmit Spectrum Mask o ka hōʻailona i hoʻounaʻia e hiki ke ana i ka maikaʻi o ka hōʻailona i hoʻounaʻia a me ka hiki ke hoʻopau i ka hoʻopiliʻana i nā kahawai pili.Ua kūpono ka mask spectrum o ka hōʻailona ma lalo o ka hoʻāʻo ʻana i loko o ka mask spectrum maʻamau.
    6. Ua kapa ʻia ke kanal (Channel) a i ʻole ke alapine (frequency band), ʻo ia ke ala hoʻouna hōʻailona ʻikepili me ka hōʻailona uila (electromagnetic wave) ma ke ʻano he mea lawe lawe.Hiki i nā ʻupena uila (nā ala ala, nā wahi piko AP, nā kāleka uila kamepiula) ke hana ma nā kaha he nui.Pono e ho'āʻo nā ʻenehana pūnaewele ʻokoʻa i loko o ka uhi o nā hōʻailona uila e hoʻohana i nā ala like ʻole e pale aku i ka hoʻopili ʻana ma waena o nā hōʻailona.



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