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Ziziphi iindlela ezintathu ezahlukeneyo ze-polarization ze-SAR?
1. Yintoni i-SAR polarization? I-Polarization: I-H polarization ethe tye; i-V polarization ethe tye, oko kukuthi, i-vibration direction ye-electromagnetic field. Xa i-satellite ithumela isignali emhlabeni, i-vibration direction ye-radio wave esetyenzisiweyo inokuba semntwini...Funda ngokugqithisileyo -
I-RFMISO (RM-CDPHA2343-20) I-Antenna yePondo eKhonkcezisiweyo iyacetyiswa
I-antenna ye-conical horn yi-antenna ye-microwave esetyenziswa rhoqo eneempawu ezininzi ezikhethekileyo kunye neenzuzo. Isetyenziswa kakhulu kwiindawo ezifana nonxibelelwano, i-radar, unxibelelwano lwesathelayithi, kunye nokulinganisa i-antenna. Eli nqaku liza kwazisa iimpawu kunye neenzuzo zo...Funda ngokugqithisileyo -
Iiparameter ezisisiseko zee-antenna - ukusebenza kakuhle kwemitha kunye ne-bandwidth
umfanekiso 1 1. Ukusebenza kakuhle kwemitha Enye ipharamitha eqhelekileyo yokuvavanya umgangatho wee-antenna zokudlulisa nokufumana ukusebenza kakuhle kwemitha. Kwi-antenna ene-lobe ephambili kwicala le-z-axis njengoko kubonisiwe kuMfanekiso 1, yiba...Funda ngokugqithisileyo -
Intshayelelo kunye nokuhlelwa kwee-antennas eziqhelekileyo
1. Intshayelelo kwi-Antennas I-antenna sisakhiwo sokutshintsha phakathi kwendawo ekhululekileyo kunye nomgca wokudlulisela, njengoko kubonisiwe kuMfanekiso 1. Umgca wokudlulisela unokuba ngohlobo lomgca we-coaxial okanye ityhubhu engenanto (i-waveguide), esetyenziselwa ukuhambisa amandla e-electromagnetic fr...Funda ngokugqithisileyo -
Isikhokelo se-RFMISO Waveguide ukuya kwi-Coaxial Adapter (RM-WCA19)
I-waveguide ukuya kwi-coaxial adapter yinxalenye ebalulekileyo yee-antenna ze-microwave kunye nezinto ze-RF, kwaye idlala indima ebalulekileyo kwii-antenna ze-ODM. I-waveguide ukuya kwi-coaxial adapter sisixhobo esisetyenziselwa ukuqhagamshela i-waveguide kwintambo ye-coaxial, idlulisela ngempumelelo imiqondiso ye-microwave ukusuka ...Funda ngokugqithisileyo -
Uhlolo lwee-Antena: Uhlolo lwee-Fractal Metasurfaces kunye noYilo lwee-Antena
I. Intshayelelo IiFractals zizinto zezibalo ezibonisa iimpawu ezifanayo kwizikali ezahlukeneyo. Oku kuthetha ukuba xa usondeza/ukhupha kwimilo yefractal, inxalenye nganye yayo ifana kakhulu nayo yonke; oko kukuthi, iipateni zejometri ezifanayo okanye izakhiwo eziphindaphindayo...Funda ngokugqithisileyo -
Ingcebiso ye-RFMISO ye-antenna ye-gain horn esemgangathweni: ukuphonononga imisebenzi kunye neenzuzo
Kwicandelo leenkqubo zonxibelelwano, ii-antenna zidlala indima ebalulekileyo ekuqinisekiseni ukuhanjiswa kunye nokwamkelwa kwemiqondiso. Phakathi kweentlobo ngeentlobo zee-antenna, ii-antenna eziqhelekileyo ze-gain horn zibonakala njengokhetho oluthembekileyo nolusebenzayo kwiintlobo ngeentlobo zezicelo. Nge...Funda ngokugqithisileyo -
Isishwankathelo seTekhnoloji yeTerahertz Antenna 1
Ngokuthandwa kwezixhobo ezingenazingcingo, iinkonzo zedatha zingene kwixesha elitsha lophuhliso olukhawulezayo, elaziwa ngokuba kukukhula okukhulu kweenkonzo zedatha. Okwangoku, inani elikhulu lezicelo lifuduka kancinci kancinci ukusuka kwiikhompyutha ukuya kwizixhobo ezingenazingcingo...Funda ngokugqithisileyo -
Inkcazo eneenkcukacha ze-Dual Band E-Band Dual Polarized Panel Antenna
I-antenna ye-E-band ephindwe kabini epholisiweyo ethe tyaba sisixhobo se-antenna esisetyenziswa kakhulu kwicandelo lonxibelelwano. Ineempawu ze-dual-frequency kunye ne-dual-polarization kwaye inokufikelela ekudlulisweni kwesignali ngokufanelekileyo kwiibhendi ezahlukeneyo ze-frequency kunye ne-polarization ngqo...Funda ngokugqithisileyo -
Uphononongo loyilo lwe-rectenna (Icandelo 1)
1. Intshayelelo Ukuvunwa kwamandla erediyo (RF) (RFEH) kunye nokudluliselwa kwamandla angenazingcingo (WPT) kuye kwatsala umdla omkhulu njengeendlela zokufezekisa iinethiwekhi ezingenazingcingo ezizinzileyo ezingenabhetri. IiRectenna zisisiseko seenkqubo zeWPT kunye neRFEH kwaye zinophawu...Funda ngokugqithisileyo -
Uphononongo loyilo lwe-rectenna (Icandelo lesi-2)
Uyilo oludibeneyo lwe-Antenna-Rectifier Uphawu lwee-rectennas ezilandela i-topology ye-EG kuMfanekiso 2 kukuba i-antenna ihambelana ngqo ne-rectifier, endaweni yomgangatho we-50Ω, ofuna ukunciphisa okanye ukususa isekethe ehambelanayo ukuze kunikwe amandla i-rectifier...Funda ngokugqithisileyo -
Uphononongo lwee-Antennas zoMgca woThumelo lweMetamaterial
I. Intshayelelo Iimetaterials zinokuchazwa ngcono njengezakhiwo ezenziwe ngobuchule ukuvelisa iipropati ezithile ze-electromagnetic ezingekhoyo ngokwendalo. Iimetaterials ezine-permittivity engalunganga kunye ne-negative permeability zibizwa ngokuba ziimetaterials zesandla sasekhohlo (LHM...Funda ngokugqithisileyo
