Mau oyambirira kwa Antennas opanda Wi-Fi

Ma Wi-Fi osatsegula mautumiki amagwira ntchito potumiza mailesi pafupipafupi komwe makina omvetsera angalandire. Zida zofunikira zothandizira pawailesi zimapangidwa mu zipangizo zothandizira Wi-Fi monga ma routers , laptops, ndi mafoni. Antennas ndizofunikira kwambiri pa machitidwe oyankhulana ndi wailesi, kutenga zizindikiro zomwe zimabwera kapena kutulutsa zizindikiro za Wi-Fi zomwe zimatulukira. Maina ena a Wi -Fi , makamaka pa maulendo, akhoza kutulutsidwa panja pamene ena alowetsedwa mkati mwa zipangizo za hardware za chipangizo.

Mphamvu ya Antenna Kupindula

Kugwirizana kwa mawonekedwe a Wi-Fi kumadalira kwambiri phindu la mphamvu ya antenna. Nambala yamtunduwu imayimilidwa ndi zilembo zapadera (dB) , kupindula kumaimira mphamvu yaikulu ya antenna poyerekeza ndi antenna yovomerezeka. Ogulitsa mafakitale amagwiritsira ntchito chimodzi mwa miyezo iwiri yosiyana polemba mawu opindulitsa pa mailesi a wailesi:

Makina ambiri a Wi-Fi ali ndi dBi monga muyeso wawo osati dBd. Zizindikiro za ma dipole zimagwira pa 2.14 dBi zomwe zikufanana ndi 0 dBd. Kupindula kwakukulu kumapangitsa kuti antenna ikhoza kugwira ntchito pamagulu apamwamba, omwe nthawi zambiri amachititsa zambiri.

Omnidirectional Wi-Fi Antennas

Maina ena a wailesi amapangidwa kuti agwire ntchito ndi zizindikiro kumbali iliyonse. Maina awa amtunduwu amagwiritsidwa ntchito kwambiri pa ma-Wi-Fi ndi ma adapters omwe ali ndi zipangizo zoterezi zimayenera kuthandizira mauthenga ochokera ku maulendo angapo. Zojambula zamakono zamagetsi zimagwiritsa ntchito mapuloteni oyambirira a dipole omwe amatchedwa "bakha labalabvu," omwe amafanana ndi omwe amagwiritsidwa ntchito pa radiyo ya walkie-talkie, omwe amapindula pakati pa 2 ndi 9 dBi.

Antennas Yogwira Ntchito

Chifukwa mphamvu ya antenna ya omnidirectional iyenera kufalikira pa madigiri 360, kupindula kwake (kuyesedwa mu njira imodzi) ndikutsika kuposa maina ena otsogolera omwe amaika mphamvu zambiri mu njira imodzi. Zizindikiro zamagetsi zimagwiritsidwa ntchito kupititsa ma intaneti a Wi-Fi kupita kumakona ovuta kufika kumalo kapena malo ena omwe kufunika kwa kufalitsa madigiri 360 sikufunika.

Cantenne ndi dzina la ma Wi-Fi antennas. Super Cantenna imathandizira kuyeza kwa GHz phindu loposa 12 dBi ndi kupingasa kwa madigiri pafupifupi 30, yoyenera m'nyumba kapena kunja. Mawu akuti cantenna amatanthauzanso kuzipangizo zamakono zomwe zimagwiritsa ntchito pangongole.

Yagi (yotchedwa Yagi-Uda) yotchedwa Yagi (yotchedwa Yagi-Uda) ndi mtundu winanso wa antenna wothandizira omwe angagwiritsidwe ntchito pa mautumiki akutali a kutalika kwa Wi-Fi. Pokhala ndi phindu lalikulu, kawirikawiri 12 dBi kapena apamwamba, nyongolotsi izi zimagwiritsidwa ntchito pofutukula malo opita kunja kunja kwa njira zinazake kapena kukafika kumangomanga. Zimatheka kupanga ma antennas, ngakhale kuti izi zimafuna khama kusiyana ndi kupanga cantennas.

Kupititsa patsogolo Antennas ya Wi-Fi

Mavuto osungira mauthenga opanda magetsi omwe amalembedwa ndi mphamvu zochepa zowonongeka nthawi zina angathe kuthetsedwa mwa kukhazikitsa zida zowonongeka za Wi-Fi pa zipangizo zomwe zakhudzidwa. Pazinthu zamalonda, akatswiri amachititsa kafukufuku wambiri kuti awonetse mphamvu za chizindikiro cha Wi-Fi m'maofesi komanso kuzungulira maofesi komanso kuika mwakhama malo ena osowa opanda zingwe komwe kuli kofunikira. Kukonzekera kwa antenna kungakhale kosavuta komanso njira yosagwiritsira ntchito mtengo kuti athetse mavuto a vesi la Wi-Fi, makamaka pa intaneti.

Taganizirani zotsatirazi pokonzekera njira yowonjezeramo njira yopezera nyumba:

Antennas ya Wi-Fi ndi Kukulitsa Zizindikiro

Kuika zizindikiro zamtundu wa Wi-Fi kumapangitsa kuti zipangizo zamagetsi zitheke. Komabe, chifukwa mauthenga a wailesi amathandizira kwambiri kuganizira ndi kuwonetsa zizindikiro, mawonekedwe a Wi-Fi chipangizo amatha kuperewera ndi mphamvu ya mthunzi wake wa wailesi m'malo mwa mphamvu yake. Pazifukwa izi, kuwonetsa kwa intaneti kwa Wi-Fi nthawi zina kumafunikira, kawirikawiri kumaphatikizapo kuwonjezera makina opititsa patsogolo omwe amalimbikitsa ndi kutumiza zizindikiro pakati pa mapepala apakati pakati pa makanema.