-
Kodi mitundu itatu yosiyana ya polarization ya SAR ndi iti?
1. Kodi SAR polarization ndi chiyani? Polarization: H yopingasa polarization; V vertical polarization, ndiko kuti, kugwedezeka kwa gawo la electromagnetic field. Setilaitiyo ikatumiza chizindikiro pansi, kugwedezeka kwa mafunde a wailesi omwe amagwiritsidwa ntchito kumatha kukhala mwa munthu...Werengani zambiri -
Nyanga za nyanga ndi tinyanga tapawiri polarized: ntchito ndi madera ntchito
Mlongoti wamanyanga ndi tinyanga tambiri tokhala ndi polarized ndi mitundu iwiri ya tinyanga tomwe timagwiritsidwa ntchito m'malo osiyanasiyana chifukwa cha mawonekedwe awo apadera komanso ntchito zawo. Munkhaniyi, tiwona mawonekedwe a tinyanga ta nyanga ndi ma polar-awiri ...Werengani zambiri -
Tanthauzo ndi kusanthula wamba kwa RFID tinyanga
Pakati pa matekinoloje olumikizirana opanda zingwe, ubale womwe ulipo pakati pa chipangizo cholumikizira opanda zingwe ndi mlongoti wa dongosolo la RFID ndiwopadera kwambiri. M'banja la RFID, tinyanga ndi RFID ndizofunikanso ...Werengani zambiri -
Kodi ma radio frequency ndi chiyani?
Ukadaulo wa Radio Frequency (RF) ndiukadaulo wolumikizirana opanda zingwe, womwe umagwiritsidwa ntchito kwambiri pawailesi, kulumikizana, radar, kuwongolera kutali, maukonde a sensa opanda zingwe ndi magawo ena. Mfundo yaukadaulo wamawayilesi opanda zingwe imachokera pakufalitsa ndikusintha ...Werengani zambiri -
Mfundo ya phindu la mlongoti, momwe mungawerengere phindu la mlongoti
Kupeza kwa mlongoti kumatanthawuza kupindula kwamphamvu kwa mlongoti kumalo enaake okhudzana ndi gwero loyenera. Imayimira mphamvu ya radiation ya mlongoti kulowera kwinakwake, ndiye kuti, kulandira ma siginecha kapena kutulutsa mphamvu kwa mlongoti ...Werengani zambiri -
Njira zinayi zoyambira zodyetsera za tinyanga ta microstrip
Kapangidwe ka mlongoti wa microstrip nthawi zambiri amakhala ndi dielectric substrate, radiator ndi mbale yapansi. Makulidwe a gawo lapansi la dielectric ndi ochepa kwambiri kuposa kutalika kwa mafunde. Chitsulo chopyapyala chomwe chili pansi pa gawo lapansi chimalumikizidwa ndi groun ...Werengani zambiri -
Polarization ya Antenna: Kodi Polarization ya Antenna ndi Chifukwa Chiyani Ndi Yofunika?
Akatswiri a zamagetsi amadziwa kuti tinyanga timatumiza ndi kulandira zizindikiro monga mafunde a mphamvu yamagetsi yamagetsi (EM) yofotokozedwa ndi ma equation a Maxwell. Monga ndi mitu yambiri, ma equation awa, ndi kufalitsa, katundu wa electromagnetism, amatha kuphunziridwa m'njira zosiyanasiyana ...Werengani zambiri -
Mfundo yogwirira ntchito ndikugwiritsa ntchito mlongoti wa nyanga
Mbiri ya tinyanga ta nyanga inayamba mu 1897, pamene wofufuza pa wailesi, Jagadish Chandra Bose, anachita upainiya woyesera pogwiritsa ntchito ma microwave. Pambuyo pake, GC Southworth ndi Wilmer Barrow adapanga mapangidwe a nyanga yamakono mu 1938 motsatana. Popeza t...Werengani zambiri -
Kodi mlongoti wa nyanga ndi chiyani? Mfundo zazikuluzikulu ndi ntchito ndi ziti?
Mlongoti wa Horn ndi mlongoti wa pamwamba, mlongoti wa microwave wokhala ndi gawo lozungulira kapena lamakona anayi momwe terminal ya waveguide imatsegulidwa pang'onopang'ono. Ndiwo mtundu wogwiritsidwa ntchito kwambiri wa mlongoti wa microwave. Malo ake a radiation amatsimikiziridwa ndi kukula kwa pakamwa ndi propa ...Werengani zambiri -
Kodi mukudziwa kusiyana pakati pa ma waveguide ofatsa ndi ma hard waveguide?
Soft waveguide ndi chingwe chotumizira chomwe chimagwira ntchito ngati chotchingira pakati pa zida za microwave ndi zodyetsa. Khoma lamkati la waveguide lofewa lili ndi mawonekedwe a corrugated, omwe amasinthasintha kwambiri ndipo amatha kupirira kupindika kovuta, kutambasula ndi kuponderezana. Chifukwa chake, ndi ...Werengani zambiri -
Tinyanga zomwe zimagwiritsidwa ntchito kwambiri | Chiyambi cha mitundu isanu ndi umodzi ya tinyanga ta nyanga
Mlongoti wa Horn ndi imodzi mwa tinyanga zogwiritsidwa ntchito kwambiri zomwe zimakhala ndi mawonekedwe osavuta, mafupipafupi osiyanasiyana, mphamvu zazikulu zamphamvu komanso kupindula kwakukulu. Nyanga zamanyanga nthawi zambiri zimagwiritsidwa ntchito ngati tinyanga zodyetsa mu zakuthambo zazikulu zamawayilesi, kutsatira satellite, ndi tinyanga zolumikizirana. Kuwonjezera pa s...Werengani zambiri -
chosinthira
Monga imodzi mwa njira zodyetsera za tinyanga ta ma waveguide, mapangidwe a microstrip to waveguide amatenga gawo lofunikira pakufalitsa mphamvu. Mtundu wa microstrip to waveguide model uli motere. Kafufuzidwe konyamula gawo la dielectric ndikudyetsedwa ndi chingwe cha microstrip chili mu ...Werengani zambiri
