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  • RF High Isolation BroadBand Frequency Converters IQ Mixers
  • RF High Isolation BroadBand Frequency Converters IQ Mixers
  • RF High Isolation BroadBand Frequency Converters IQ Mixers
  • RF High Isolation BroadBand Frequency Converters IQ Mixers

    Mawonekedwe:

    • Otsika Kutembenuka Kutayika
    • Kudzipatula Kwambiri

    Mapulogalamu:

    • Zopanda zingwe
    • Transceiver
    • Mayeso a Laboratory
    • Kuwulutsa

    IQ Mixers ndi mtundu wapadera wosakanizira womwe uli ndi njira ziwiri zolumikizirana zotchedwa "In-phase" (I) ndi "Quadrature" (Q).Makhalidwe ake ndi awa:

    1. Perekani chidziwitso cha gawo ndi matalikidwe: Chifukwa chophatikizira njira za I ndi Q, chosakaniza cha IQ chingapereke chidziwitso cha gawo ndi matalikidwe a chizindikiro.Izi ndizofunikira pamakina ambiri olankhulirana opanda zingwe komanso njira zosinthira ndikusintha.
    2. Zindikirani kachitidwe ka zizindikiro za orthogonal: Njira za I ndi Q za IQ mixer zimatha kukonza zizindikiro za orthogonal, ndiko kuti, zizindikiro ndi kusiyana kwa gawo la 90 madigiri.Izi zimapangitsa kuti zikhale zothandiza kwambiri munjira zambiri zosinthira ndikusintha, monga orthogonal frequency division multiple access (OFDM) ndi quadrature amplitude modulation (QAM).
    3. Kuchepetsa kusokoneza kumvetsera: Wosakaniza wa IQ amatha kulekanitsa chizindikiro ndi kusokoneza spectrum chifukwa chophatikizapo njira ziwiri zowonjezera.Izi zimapangitsa kuti ikhale yokhoza kuthana ndi kusokoneza kwa anthu omwe amamvetsera.
    4. Kusinthasintha kwakukulu: Chifukwa chogwiritsa ntchito njira ziwiri, osakaniza a IQ nthawi zambiri amakhala ndi mphamvu zambiri zomwe zingathe kukumana ndi zovuta zogwiritsira ntchito zizindikiro.

    IQ mixer nthawi zambiri imagwiritsidwa ntchito pazinthu izi:

    Njira zoyankhulirana za 1.Zopanda zingwe: IQ mixer imagwiritsidwa ntchito kwambiri pazida zoyankhulirana zopanda zingwe, kuphatikizapo njira zoyankhulirana zam'manja, machitidwe olankhulana a satana ndi ma intaneti opanda zingwe am'deralo.Amagwiritsidwa ntchito kutsitsa chikwangwani cholandilidwa, kusinthira chikwangwani chotumizidwa, ndikuzindikira kutsitsa, kusinthika ndikusintha pafupipafupi kwa sigino.
    2.Modemu: Zosakaniza za IQ ndi zigawo zikuluzikulu zomwe zimapezeka mu modemu zomwe zimagwiritsidwa ntchito kusakaniza ma sign a baseband mumtundu wa RF kuti atumizidwe, kapena kusakaniza zizindikiro za RF zomwe zalandiridwa mu baseband kuti ziwonetsedwe.
    3.Kutumiza kwachangu kwa data: Chifukwa chakuti osakaniza a IQ amatha kugwiritsira ntchito zizindikiro za orthogonal, ali ndi ntchito zofunika kwambiri potumiza deta yothamanga kwambiri.Mwachitsanzo, m'machitidwe oyankhulana owoneka bwino komanso mauthenga othamanga kwambiri a digito, kusintha kwa QAM ndi kuchotseratu pogwiritsa ntchito makina osakaniza a IQ kungathandize kutumiza deta yothamanga kwambiri komanso yothamanga kwambiri.
    4.Kusanthula kusokoneza kwa Carrier: Osakaniza a IQ angagwiritsidwe ntchito pofufuza zosokoneza zonyamula katundu, zomwe zingathandize kudziwa gwero la kusokoneza ndi kuthetsa kusokoneza mwa kuyeza ndi kusanthula chidziwitso cha gawo ndi matalikidwe a chizindikiro.

    QualwaveInc. imapereka ma IQ-mixers amagwira ntchito kuchokera ku 1.75 mpaka 5GHz.

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    Gawo Nambala

    Tsamba lazambiri

    RF Frequency (GHz)

    LO Frequency (GHz)

    LO Input Power

    (dBm)

    xiyoyudengu

    IF pafupipafupi (GHz)

    Kusintha Kutayika

    (dB Max.)

    xiyoyudengu

    LO & RF Kudzipatula

    (dB)

    dengu

    LO & IF Kudzipatula

    (dB)

    dengu

    RF & IF Kudzipatula

    (dB)

    dengu

    Cholumikizira

    Nthawi Yotsogolera (Masabata)

    QIM-1750-5000 pdf 1.75-5 1.75-5 17 (mtundu) DC ~2 10 38 40 30 SMA mkazi 1~2

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