Eriya mai ƙaho mai polarized biyu za ta iya watsawa da karɓar raƙuman lantarki masu polarized a kwance da kuma a tsaye yayin da take kiyaye yanayin matsayin ba tare da canzawa ba, ta yadda za a kawar da kuskuren karkacewar matsayin tsarin da ya haifar ta hanyar canza matsayin eriya don biyan buƙatun sauya polarization, kuma don a iya inganta daidaiton tsarin. Eriya mai polarized biyu tana da fa'idodin samun riba mai yawa, kyakkyawan tsari, keɓancewa mai girma na polarization, ƙarfin iko mai girma, da sauransu, kuma an yi nazari sosai kuma an yi amfani da ita sosai. Eriya mai polarized biyu za ta iya tallafawa polarization mai layi, polarization mai elliptical da kuma polarization waveforms mai zagaye.
Yanayin Aiki:
| Yanayin Karɓa |
| • Idan eriya ta karɓi siffar raƙuman ruwa mai layi-layi, tashar jiragen ruwa mai tsaye ce kawai za ta iya karɓar ta, kuma tashar jiragen ruwa mai kwance za ta keɓe. • Idan eriya ta karɓi siffar raƙuman ruwa mai layi-layi, tashar jiragen ruwa mai kwance ce kawai za ta iya karɓar ta, kuma tashar jiragen ruwa mai tsaye za ta keɓe. • Lokacin da eriya ta sami siffar raƙuman ruwa mai siffar elliptical ko zagaye, tashoshin jiragen ruwa na tsaye da na kwance suna karɓar sassan tsaye da kwance na siginar, bi da bi. Dangane da rabuwar raƙuman ruwa na hagu (LHCP) ko rabuwar raƙuman ruwa na dama (RHCP) na siffar raƙuman ruwa, za a sami jinkiri na mataki na digiri 90 ko ci gaba tsakanin tashoshin jiragen ruwa. Idan siffar raƙuman ruwa ta kasance daidai da zagaye, girman siginar daga tashar zai zama iri ɗaya. Ta hanyar amfani da haɗin haɗin ruwa mai kyau (digiri 90), za a iya haɗa ɓangaren tsaye da ɓangaren kwance don dawo da siffar raƙuman ruwa na zagaye ko elliptical. |
| Yanayin Watsawa |
| • Idan tashar jiragen ruwa ta tsaye ta ciyar da eriya, tana watsa tsarin raƙuman layin tsaye. • Lokacin da tashar jirgin ƙasa ta ciyar da eriya, tana watsa yanayin raƙuman layin kwance. • Idan aka tura eriya zuwa tashoshin tsaye da kwance ta hanyar bambancin mataki na digiri 90, siginar girma daidai, ana watsa tsarin LHCP ko RHCP bisa ga jinkirin lokaci ko ci gaba tsakanin siginar biyu. Idan girman siginar tashoshin biyu ba daidai ba ne, ana watsa tsarin raƙuman polarization na elliptical. |
| Yanayin Canjawa |
| • Idan aka yi amfani da eriya a yanayin watsawa da karɓa, saboda keɓewa tsakanin tashoshin tsaye da kwance, tana iya watsawa da karɓa a lokaci guda. |
RF MISOyana bayar da jerin eriya biyu masu siffar polarized, ɗaya bisa tsarin quad-ridge ɗayan kuma bisa ga Waveguide Ortho-Mode Transducer (WOMT). An nuna su a Hoto na 1 da Hoto na 2 bi da bi.
Hoto na 1 Eriya mai ƙaho mai kusurwa huɗu mai siffar polarized biyu
Hoto na 2 Eriya mai ƙaho mai rassa biyu bisa ga WOMT
An nuna kamanceceniya da bambance-bambancen da ke tsakanin eriya biyu a cikin Jadawali na 1. Gabaɗaya, eriya da aka gina bisa tsarin quad-ridge na iya rufe faffadan bandwidth na aiki, yawanci fiye da octave band, kamar 1-20GHz da 5-50GHz. Tare da ƙwarewar ƙira mai kyau da hanyoyin sarrafawa masu inganci,RF MISOEriya mai faɗi da faɗi da biyu mai polarized na iya aiki zuwa ga mitoci masu yawa na raƙuman milimita. Matsakaicin aiki na eriya masu tushen WOMT yana iyakance ta hanyar girman aiki na jagorar waveguide, amma samunsa, faɗin katako, lobes na gefe da kuma rabuwar polarization/tashar jiragen ruwa zuwa tashar jiragen ruwa na iya zama mafi kyau. A halin yanzu ana kasuwa, yawancin eriya masu polarized guda biyu bisa ga WOMT suna da kashi 20% kawai na bandwidth ɗin aiki kuma ba za su iya rufe daidaitaccen mitar jagorar waveguide ba. Eriya mai polarized guda biyu bisa ga WOMT wacce aka tsara taRF MISOzai iya rufe cikakken mitar tashar jiragen ruwa, ko kuma sama da octave band. Akwai samfura da yawa da za a zaɓa daga ciki.
Tebur 1 Kwatanta eriya masu rarrafe biyu
| Abu | Tushen Yankuna Huɗu | Tushen WOMT |
| Nau'in Eriya | Kaho Mai Zagaye ko Mai Kusurwa | Duk Nau'i |
| Bandwidth Mai Aiki | Band mai faɗi sosai | Bandwidth na jagorar waveguide ko kuma tsawaita mitar WG |
| Riba | 10 zuwa 20dBi | Zabi, har zuwa 50dBi |
| Matakan Lobe na Gefe | 10 zuwa 20dB | Ƙananan, ya dogara da nau'in eriya |
| Bandwidth | Faɗin kewayon aiki a cikin bandwidth mai faɗi | Ƙarin kwanciyar hankali a cikin cikakken ƙungiyar |
| Warewa tsakanin rabuwar gicciye | 30dB Na yau da kullun | Babban, 40dB Na yau da kullun |
| Keɓewar tashar jiragen ruwa zuwa tashar jiragen ruwa | 30dB Na yau da kullun | Babban, 40dB Na yau da kullun |
| Nau'in Tashar Jiragen Ruwa | Coaxial | Jagorar Coaxial ko wavelength |
| Ƙarfi | Ƙasa | Babban |
Eriya mai ƙaho mai siffar quad-ridge mai siffar dual-polarized ta dace da aikace-aikace inda kewayon aunawa ya ratsa madaidaitan madaukai na jagorar raƙuman ruwa da yawa, kuma yana da fa'idodin ultra-wideband da gwaji mai sauri. Don eriya masu siffar dual-polarized bisa ga WOMT, zaku iya zaɓar nau'ikan eriya daban-daban, kamar ƙaho mai siffar mazugi, ƙaho mai siffar pyramid, binciken jagorar raƙuman ruwa mai buɗewa, ƙaho mai siffar ruwan tabarau, ƙaho mai siffar scalar, ƙaho mai siffar corrugated, ƙaho mai siffar corrugated, eriya mai siffar Gaussian, eriya mai siffar dish, da sauransu. Ana iya samun nau'ikan eriya iri-iri da suka dace da kowane aikace-aikacen tsarin.RF MISOzai iya samar da tsarin sauyawa na jagorar raƙuman ruwa mai zagaye zuwa murabba'i don kafa haɗin kai tsaye tsakanin eriya tare da hanyar sadarwa ta jagorar raƙuman ruwa mai zagaye da kuma hanyar sadarwa ta WOMT mai hanyar sadarwa ta jagorar raƙuman ruwa mai murabba'i. Eriya masu ƙaho biyu na WOMT waɗanda ke tushen WOMT waɗanda ke aiki da tsarin WOMT.RF MISOza a iya bayarwa an nuna su a cikin Tebur 2.
Tebur na 2 Eriya mai rabe-raben polarized guda biyu bisa ga WOMT
| Nau'in eriya mai rarrafe biyu | Siffofi | Misalai |
| WOMT+Babban Kaho | • Samar da cikakken bandwidth na jagorar raƙuman ruwa na yau da kullun da kuma fadada bandwidth na WG na mita • Yana rufe mita har zuwa 220 GHz • Ƙananan gefen gefe • Ƙimar riba ta zaɓi na 10, 15, 20, 25 dBi |
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| WOMT+Kaho mai rufi | • Samar da cikakken bandwidth na jagorar raƙuman ruwa na yau da kullun da kuma fadada bandwidth na WG na mita • Yana rufe mita har zuwa 220 GHz • Ƙananan gefen gefe • Rarraba ƙananan rabuwar giciye • Sami ƙimar 10 dBi |  |
Don ƙarin koyo game da eriya, da fatan za a ziyarci:
Lokacin Saƙo: Satumba-13-2024
