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    Ikirangantego cya 2.4G WiFi

    Igihe cyo kohereza: Gicurasi-06-2022

    2.4G WiFi ikorera mumurongo wa 2.4GHz ifite umurongo wa 2400 ~ 2483.5MHz.Ibipimo nyamukuru byakurikijwe ni igipimo cya IEEE802.11b / g / n cyashyizweho na IEEE (Ishyirahamwe ry’abashakashatsi mu mashanyarazi na elegitoroniki) .Dore ibi bipimo mu buryo burambuye:

    • IEEE802.11 ni LAN idafite umugozi wateguwe na IEEE. Ikoreshwa cyane mugukemura uburyo butagikoreshwa kubakoresha no gutumanaho kubakoresha mubiro bya LAN hamwe numuyoboro wikigo. Serivise igarukira cyane cyane ku kubona amakuru, hamwe nigipimo ntarengwa cya 2Mb / s.Iyi tekinoroji irashaje kuko IEEE802.11 idahagije haba mubipimo ndetse no kohereza.
    • Igipimo cya IEEE802.11b, kizwi kandi ku izina rya tekinoroji yo kwizerwa, ikoresha umurongo wa 2.4GHz ku buntu ku murongo mpuzamahanga ku buryo bwagutse mu buryo butaziguye, ufite ubugari bwa 83.5MHz hamwe n’igipimo ntarengwa cyo kohereza amakuru kuri 11Mbps. Ikwirakwizwa ryinshi ni metero 300 hanze na 100 metero mu nzu idafite aho igarukira, niyo ikoreshwa cyane na protokole yoherejwe ubu.
    • IEEE802 tanga TCP / IP nyayo yinjiza hagati ya 80 na 90Mbps.
    • IEEE802 , kandi irashobora gushyigikira amajwi meza yohereza no kohereza amashusho.

    Kugereranya ibipimo 802.11b / g / n

     

    igisekuru cya kabiri

    igisekuru cya gatatu

    Igisekuru cya kane

    bisanzwe

    IEEE802.11b

    IEEE802.11g

    IEEE 802.11n

    tekinike yo guhindura

    CCK

    BPSK, QP SK, 160AM, 64QAM, DBPSK, DQPSK,

    BPSK, QPSK, 160AM, 64QAM

    Ubwoko bwa kodegisi

    DSSS

    OFDM , DSSS

    MIMO-OFDM

    umuvuduko

    11Mbps

    54Mbps

    600Mbps

    Umuyoboro mugari

    22MHz

    20MHz

    20,40MHz

    Itariki yemewe

    1999

    2003

    2009

    biranga

    Igiciro gito, nyamukuru

    ibipimo, ikoranabuhanga

    n'ibicuruzwa ni

    akuze

    Imbaraga nke ugereranije

    gukoresha, birebire

    intera yoherejwe, ikomeye

    imbaraga zo kwinjira, nto

    ubwishingizi, igipimo kinini

    Hasi-ihuza na

    11b / g mugihe ukora

    2.4G

    Shenzhen HDV Photoelectron Technology Ltd numuhangaONU/ ONT ikora ibikoresho nabyo ni itumanaho ryubwengeONUuruganda rukora module, isosiyete yacu kuri ubu igurisha ibikoresho bitandukanye byitumanaho byo hejuru no hepfo, nka, Fibre Media Converter, Ethernethindura, OLTibikoresho,ONUibikoresho n'ibindi. Niba ushaka kumenya byinshi kubijyanye n'ikoranabuhanga ry'itumanaho, ikaze kutwandikira igihe icyo aricyo cyose.



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