-
Yintoni i-frequency yerediyo?
Itekhnoloji yeRadio Frequency (RF) yitekhnoloji yonxibelelwano engenazingcingo, esetyenziswa kakhulu kwirediyo, unxibelelwano, iradar, ulawulo olukude, iinethiwekhi zesenzi ezingenazingcingo kunye nezinye iinkalo. Umgaqo wetekhnoloji yerediyo engenazingcingo usekelwe ekusasazeni nasekuguquleni...Funda ngokugqithisileyo -
Inkcazo kunye nohlalutyo oluqhelekileyo lokuhlelwa kwee-antenna zeRFID
Phakathi kobuchwepheshe bonxibelelwano olungenazingcingo, kuphela lulwalamano phakathi kwesixhobo se-transceiver esingenazingcingo kunye ne-antenna yenkqubo ye-RFID olukhethekileyo. Kusapho lwe-RFID, ii-antenna kunye ne-RFID zibaluleke ngokulinganayo ...Funda ngokugqithisileyo -
Ii-antenna zephondo kunye nee-antenna ezimbini ezi-polarized: usetyenziso kunye neendawo zokusetyenziswa
I-antenna ye-Horn kunye ne-antenna e-dual polarized ziintlobo ezimbini zee-antenna ezisetyenziswa kwiindawo ezahlukeneyo ngenxa yeempawu kunye nemisebenzi yazo eyahlukileyo. Kweli nqaku, siza kuhlola iimpawu zee-antenna ze-horn kunye ne-dual-polar...Funda ngokugqithisileyo -
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 -
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 -
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 -
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
