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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 -
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 -
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 -
Umgaqo wokufumana i-antenna, indlela yokubala inzuzo ye-antenna
I-Antenna gain ibhekisa kwi-radiated power gain ye-antenna kwicala elithile xa kuthelekiswa ne-ideal point source antenna. Imele amandla e-radiation ye-antenna kwicala elithile, oko kukuthi, ukwamkelwa kwesignali okanye ukusebenza kakuhle kwe-ante...Funda ngokugqithisileyo -
Iindlela Zokondla I-Microstrip Antenna: Iintlobo kunye Nokukhetha
I-antenna ye-microstrip yi-antenna eprintiweyo esezantsi apho kwenziwa khona i-conductive patch kwelinye icala le-dielectric substrate kwaye i-ground plane ibekwe kwelinye. Isakhiwo sokondla sidlulisela amandla e-RF phakathi komgca wothumelo kunye ne-radiating patch,...Funda ngokugqithisileyo -
Ukuphola kwee-Antenna: Yintoni ukuphola kwee-Antenna kwaye kutheni kubalulekile
Iinjineli ze-elektroniki ziyazi ukuba ii-antenna zithumela kwaye zamkele imiqondiso ngendlela yamaza e-electromagnetic (EM) energy achazwe zii-equation zikaMaxwell. Njengakwizihloko ezininzi, ezi equation, kunye nokusasazwa, iipropati ze-electromagnetism, zinokufundwa kwii-l...Funda ngokugqithisileyo -
Ii-Antennas zeempondo: Umgaqo wokusebenza, iintlobo kunye nezicelo
I-antenna yephondo yi-antenna evulelekileyo esebenzisa i-waveguide evuthayo ukukhupha amandla e-electromagnetic kwindawo ekhululekileyo okanye ukuqokelela amandla angenayo kwicala elichaziweyo. Ulwakhiwo lwayo olulula, ipateni yemitha eqikelelweyo, ulawulo oluphezulu, kunye nokukwazi ukusebenza...Funda ngokugqithisileyo -
Yintoni i-antenna ye-horn? Zithini imigaqo ephambili kunye nokusetyenziswa kwayo?
I-antenna yeHorn yi-antenna yomphezulu, i-antenna ye-microwave ene-cross-section ejikelezayo okanye exande apho i-terminal ye-waveguide ivula kancinci kancinci. Lolona hlobo lwe-antenna ye-microwave esetyenziswa kakhulu. Intsimi yayo yemitha imiselwa bubungakanani bomlomo kunye nepropa...Funda ngokugqithisileyo -
Ngaba uyazi umahluko phakathi kwe-soft waveguides kunye ne-hard waveguides?
I-Soft waveguide yintambo yokudlulisela esebenza njenge-buffer phakathi kwezixhobo ze-microwave kunye nezixhobo zokondla. Udonga lwangaphakathi lwe-soft waveguide lunesakhiwo esiqinileyo, esiguquguqukayo kakhulu kwaye sinokumelana nokugoba okunzima, ukolula kunye nokucinezelwa. Ke ngoko, ...Funda ngokugqithisileyo -
Ii-antenna ezisetyenziswa rhoqo | Intshayelelo kwiintlobo ezintandathu ezahlukeneyo zee-antenna ze-horn
I-antenna yeHorn yenye yee-antenna ezisetyenziswa kakhulu ezinesakhiwo esilula, uluhlu olubanzi lwee-frequency, amandla amakhulu kunye nokuzuza okuphezulu. Ii-antenna zeHorn zihlala zisetyenziswa njengee-antenna zokutya kwi-radio astronomy enkulu, ukulandelela i-satellite, kunye nee-antenna zonxibelelwano. Ukongeza kwi-s...Funda ngokugqithisileyo -
isiguquli
Njengenye yeendlela zokutya zee-antenna ze-waveguide, uyilo lwe-microstrip ukuya kwi-waveguide ludlala indima ebalulekileyo ekudluliseleni amandla. Imodeli yendabuko ye-microstrip ukuya kwi-waveguide yile ilandelayo. Iprobe ephethe i-dielectric substrate kwaye yondliwa ngumgca we-microstrip ikwi...Funda ngokugqithisileyo -
I-Array ye-Antenna yeGrid
Ukuze kuhlengahlengiswe iimfuno ze-engile ye-antenna yemveliso entsha kwaye kwabelwane nge-mold yephepha le-PCB yesizukulwana esidlulileyo, olu lwakhiwo lwe-antenna lulandelayo lungasetyenziselwa ukufikelela kwi-antenna gain ye-14dBi@77GHz kunye nokusebenza kwemitha ye-3dB_E/H_Beamwidth=40°. Ukusebenzisa iRogers 4830 ...Funda ngokugqithisileyo
