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Kev tshuaj xyuas ntawm rectenna tsim (Part 1)
1.Introduction Xov tooj cua zaus (RF) lub zog sau qoob (RFEH) thiab hluav taws xob hluav taws xob wireless hloov hluav taws xob (WPT) tau txais kev txaus siab zoo raws li txoj hauv kev kom ua tiav cov roj teeb tsis muaj kev ruaj ntseg wireless. Rectennas yog lub hauv paus ntawm WPT thiab RFEH systems thiab muaj lub cim ...Nyeem ntxiv -
Cov lus piav qhia ntxaws ntawm Dual Band E-Band Dual Polarized Vaj Huam Sib Luag Kav hlau txais xov
Dual-band E-band dual-polarized ca vaj huam sib luag kav hlau txais xov yog ib qho khoom siv kav hlau txais xov dav siv hauv kev sib txuas lus. Nws muaj dual-frequency thiab dual-polarization yam ntxwv thiab tuaj yeem ua tiav cov teeb liab kis tau zoo hauv ntau zaus bands thiab polarization ncaj qha ...Nyeem ntxiv -
Txheej txheem cej luam ntawm Terahertz Antenna Technology 1
Nrog rau qhov muaj koob meej ntawm cov khoom siv wireless, cov kev pabcuam cov ntaub ntawv tau nkag mus rau lub sijhawm tshiab ntawm kev loj hlob sai, tseem hu ua kev loj hlob ntawm cov ntaub ntawv kev pabcuam. Tam sim no, ntau daim ntawv thov tau maj mam tsiv los ntawm cov khoos phis tawj mus rau cov khoom siv wireless su ...Nyeem ntxiv -
RFMISO tus qauv nce horn kav hlau txais xov pom zoo: kev tshawb nrhiav cov haujlwm thiab qhov zoo
Hauv thaj chaw ntawm kev sib txuas lus, cov kav hlau txais xov ua lub luag haujlwm tseem ceeb hauv kev ua kom muaj kev sib kis thiab txais cov teeb liab. Ntawm ntau hom kav hlau txais xov, tus qauv nce horn antennas sawv tawm raws li kev xaiv zoo thiab muaj txiaj ntsig rau ntau yam kev siv. Nrog lawv...Nyeem ntxiv -
Kav hlau txais xov tshuaj xyuas: Kev tshuaj xyuas ntawm Fractal Metasurfaces thiab kav hlau txais xov tsim
I. Kev Taw Qhia Fractals yog cov khoom siv lej uas pom nws tus kheej zoo ib yam ntawm cov nplai sib txawv. Qhov no txhais tau hais tias thaum koj zoom hauv / tawm ntawm cov duab fractal, txhua qhov ntawm nws qhov zoo ib yam li tag nrho; uas yog, zoo ib yam geometric qauv los yog cov qauv repea ...Nyeem ntxiv -
RFMISO Waveguide rau Coaxial Adapter (RM-WCA19)
Waveguide rau coaxial adapter yog ib feem tseem ceeb ntawm microwave kav hlau txais xov thiab RF Cheebtsam, thiab nws ua lub luag haujlwm tseem ceeb hauv ODM kav hlau txais xov. Lub waveguide rau coaxial adapter yog ib qho cuab yeej siv los txuas lub waveguide rau coaxial cable, zoo xa cov teeb liab microwave los ntawm ...Nyeem ntxiv -
Kev taw qhia thiab kev faib tawm ntawm qee cov kav hlau txais xov
1. Kev taw qhia rau Antennas Lub kav hlau txais xov yog ib qho kev hloov pauv ntawm qhov chaw dawb thiab cov kab sib kis, raws li pom hauv daim duab 1. Cov kab xa xov tuaj yeem ua tau raws li cov kab coaxial lossis lub hollow raj (waveguide), uas yog siv los xa electromagnetic zog fr...Nyeem ntxiv -
Basic parameters ntawm antennas - beam efficiency thiab bandwidth
Daim duab 1 1. Beam efficiency Lwm qhov tsis zoo rau kev ntsuas qhov zoo ntawm kev xa thiab txais cov kav hlau txais xov yog beam efficiency. Rau lub kav hlau txais xov nrog lub ntsiab lobe nyob rau hauv lub z-axis kev taw qhia raws li qhia nyob rau hauv daim duab 1, yuav ...Nyeem ntxiv -
RFMISO (RM-CDPHA2343-20) Conical Horn Kav hlau txais xov pom zoo
Lub kav hlau txais xov conical horn yog ib qho siv dav hauv microwave kav hlau txais xov nrog ntau yam tshwj xeeb thiab qhov zoo. Nws yog dav siv hauv kev lag luam xws li kev sib txuas lus, radar, kev sib txuas lus satellite, thiab kev ntsuas kav hlau txais xov. Kab lus no yuav qhia txog cov yam ntxwv thiab qhov zoo ntawm ...Nyeem ntxiv -
Dab tsi yog peb hom polarization sib txawv ntawm SAR?
1. SAR polarization yog dab tsi? Polarization: H kab rov tav polarization; V ntsug polarization, uas yog, kev co kev taw qhia ntawm electromagnetic teb. Thaum lub satellite xa cov teeb liab mus rau hauv av, kev co kev taw qhia ntawm lub xov tooj cua yoj siv tau nyob rau hauv txiv neej ...Nyeem ntxiv -
Kav hlau txais xov Basics : Basic Antenna Parameters – Antenna Temperature
Cov khoom uas muaj qhov kub thiab txias tshaj xoom xoom yuav tawg lub zog. Tus nqi ntawm lub zog hluav taws xob feem ntau qhia nyob rau hauv qhov sib npaug ntawm qhov kub thiab txias TB, feem ntau hu ua brightness kub, uas txhais tau tias: TB yog qhov ci ci ...Nyeem ntxiv -
Antenna Basics: Yuav Ua Li Cas Antennas Radiate?
Thaum nws los txog rau cov kav hlau txais xov, cov lus nug uas tib neeg txhawj xeeb tshaj plaws yog "Yuav ua li cas hluav taws xob ua tiav?" Yuav ua li cas cov electromagnetic teb generated los ntawm lub teeb liab qhov chaw propagate los ntawm cov kis kab mob thiab nyob rau hauv lub kav hlau txais xov, thiab thaum kawg "sib cais" ...Nyeem ntxiv
