Eriyar ƙahon mai-polarized na iya watsawa da karɓar raƙuman ruwa na lantarki a kwance kuma a tsaye a tsaye yayin kiyaye yanayin yanayin ba canzawa ba, ta yadda kuskuren karkatar da tsarin tsarin ya haifar ta hanyar canza matsayin eriya don biyan buƙatun canza canjin polarization, kuma ta yadda za a iya inganta daidaiton tsarin. Eriyar ƙahon mai-polarized dual-polarized tana da fa'idodin babban riba, kyakkyawan shugabanci, babban keɓantawa, ƙarfin ƙarfin ƙarfi, da sauransu, kuma an yi nazari sosai kuma ana amfani da shi sosai. Eriya mai nau'in nau'i biyu na iya tallafawa polarization na layi, elliptical polarization da madauwari mai raɗaɗi.
Yanayin Aiki:
| Yanayin Karɓa |
| • Lokacin da eriya ta sami madaidaicin igiyar igiya ta tsaye, tashar jiragen ruwa ta tsaye ce kawai za ta iya karɓe ta, kuma tashar jiragen ruwa ta keɓe. ware. • Lokacin da eriya ta karɓi siginar elliptical ko madauwari na polarization, tashar jiragen ruwa na tsaye da a kwance suna karɓar siginar a tsaye da a kwance, bi da bi. Dangane da madauwari madauwari ta hannun hagu (LHCP) ko madauwari madauwari ta hannun dama (RHCP) na tsarin raƙuman ruwa, za a sami raguwar matakin digiri 90 ko ci gaba tsakanin tashoshin jiragen ruwa. Idan siginar igiyar ruwa ta kasance daidai da'ira, girman siginar daga tashar jiragen ruwa zai kasance iri ɗaya. Ta hanyar amfani da ma'auni mai dacewa (digiri 90) mahaɗan ma'aurata, za'a iya haɗa bangaren tsaye da ɓangaren kwance don maido da madauwari ko elliptical waveform. |
| Yanayin watsawa |
| • Lokacin da eriya ke ciyar da ita ta tashar jiragen ruwa ta tsaye, tana watsa madaidaicin igiyar igiya. • Lokacin da eriya ke ciyar da tashar jiragen ruwa a kwance, tana watsa siginar raƙuman ruwa a kwance. • Lokacin da aka ciyar da eriya zuwa tashar jiragen ruwa a tsaye da kwance ta hanyar bambance-bambancen digiri na 90, daidaitattun sigina, ana watsa siginar LHCP ko RHCP bisa ga raguwar lokaci ko ci gaba tsakanin sigina biyu. Idan girman siginar tashar jiragen ruwa biyu ba daidai ba ne, ana watsa siginar polarization na elliptical. |
| Yanayin Canjawa |
| • Lokacin da aka yi amfani da eriya a yanayin watsawa da karɓa, saboda keɓance tsakanin tashar jiragen ruwa na tsaye da a kwance, yana iya aikawa da karɓa a lokaci guda. |
Farashin MISOyana ba da jeri biyu na eriya mai-polarized guda biyu, ɗaya ya dogara da tsarin quad-ridge kuma ɗayan ya dogara da Mai Canja wurin Waveguide Ortho-Mode Transducer (WOMT). Ana nuna su a Hoto na 1 da Hoto 2 bi da bi.
Hoto 1 eriyar ƙaho mai ɗabi'a mai ɗabi'a
Hoto 2 eriyar ƙahon mai-polarized ta dogara akan WOMT
Ana nuna kamanceceniya da bambance-bambancen da ke tsakanin eriya biyu a cikin Tebur 1. Gabaɗaya magana, eriyar da ta dogara akan tsarin quad-ridge na iya rufe faɗuwar bandwidth mai aiki, yawanci fiye da rukunin octave, kamar 1-20GHz da 5-50GHz. Tare da ƙwararrun ƙirar ƙira da hanyoyin sarrafa madaidaicin madaidaici,Farashin MISO's ultra-wideband dual-polarized eriya na iya aiki zuwa manyan mitoci na igiyoyin milimita. bandwidth aiki na eriya na tushen WOMT yana iyakance ta hanyar bandwidth mai aiki na jagorar waveguide, amma ribarsa, fadin katako, lobes na gefe da keɓancewar polarization / tashar jiragen ruwa zuwa tashar jiragen ruwa na iya zama mafi kyau. A halin yanzu akan kasuwa, galibin eriya mai nau'i biyu dangane da WOMT suna da kashi 20% na bandwidth aiki kawai kuma ba za su iya rufe madaidaicin mitar mitar waveguide ba. Eriya mai tushen WOMT dual-polarized wanda aka tsara taFarashin MISOzai iya rufe cikakken mitar mitar waveguide, ko sama da band ɗin octave. Akwai samfura da yawa don zaɓar daga.
Tebur 1 Kwatanta eriya mai-polarized biyu
| Abu | Quad-ridge Based | Asalin WOMT |
| Nau'in Antenna | Kaho madauwari ko Rectangular | Duk Iri |
| Bandwidth mai aiki | Band mai faɗi | Waveguide bandwidth ko Extended Frequency WG |
| Riba | 10 zuwa 20dBi | Na zaɓi, har zuwa 50dBi |
| Matakan Lobe na gefe | 10 zuwa 20 dB | Ƙananan, nau'in eriya ya dogara |
| Bandwidth | Faɗin kewayo tsakanin bandwidth mai aiki | Ƙarin kwanciyar hankali a cikin cikakken band |
| Ketare polarization keɓewa | 30dB Na Musamman | Babban, 40dB Na Musamman |
| Port zuwa keɓewar tashar jiragen ruwa | 30dB Na Musamman | Babban, 40dB Na Musamman |
| Nau'in Port | Coaxial | Coaxial ko waveguide |
| Ƙarfi | Ƙananan | Babban |
Eriyar ƙaho mai dual-polarized quad-ridge ya dace da aikace-aikace inda kewayon ma'aunin ya zarce maɗaurin mitar waveguide da yawa, kuma yana da fa'idodin ultra-wideband da gwaji mai sauri. Don eriya mai-polarized dual-polarized dangane da WOMT, zaku iya zaɓar nau'ikan eriya iri-iri, kamar ƙaho na conical, ƙaho na dala, buɗewar binciken waveguide, ƙahon ruwan tabarau, ƙahon scalar, ƙahon corrugated, ƙahon ciyarwar corrugated, eriyar Gaussian, eriya tasa, da sauransu. Ana iya samun nau'ikan eriya masu dacewa da kowane aikace-aikacen tsarin.Farashin MISOna iya samar da madauwari zuwa tsarin sauyawar waveguide na rectangular don kafa haɗin kai kai tsaye tsakanin eriya tare da madaidaicin madauwari mai raƙuman raƙuman raƙuman raƙuman ruwa da WOMT tare da mahaɗin raƙuman raƙuman raƙuman ruwa. Antenna na ƙaho na tushen WOMT guda biyu wandaFarashin MISOAna iya nunawa a cikin Table 2.
Tebura 2 eriya mai nau'i-nau'i biyu bisa WOMT
| Nau'in eriya mai-polarized | Siffofin | Misalai |
| WOMT+Standard Horn | • Samar da daidaitaccen jagorar raƙuman ruwa mai cikakken bandwidth da Faɗaɗɗen bandwidth WG • Mitar da ke rufe har zuwa 220 GHz • Ƙananan lobes na gefe • Ƙimar riba ta zaɓi na 10, 15, 20, 25 dBi |
|
| WOMT+ Corrugated Feed Horn | • Samar da daidaitaccen jagorar raƙuman ruwa mai cikakken bandwidth da Faɗaɗɗen bandwidth WG • Mitar da ke rufe har zuwa 220 GHz • Ƙananan lobes na gefe •Ƙarancin keɓewar polarization • Samun ƙimar 10 dBi |  |
Don ƙarin koyo game da eriya, da fatan za a ziyarci:
Lokacin aikawa: Satumba-13-2024
