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Nkọwa na nyocha nhazi nke mpi RFID
N'ime teknụzụ nkwukọrịta ikuku, naanị mmekọrịta dị n'etiti ngwaọrụ transceiver ikuku na antenna nke sistemụ RFID bụ ihe pụrụ iche. N'ime ezinụlọ RFID, antennas na RFID dịkwa mkpa ...GỤKWUO -
Gịnị bụ ugboro redio?
Teknụzụ Frequency Radio (RF) bụ teknụzụ nzikọrịta ozi ikuku, nke a na-ejikarị na redio, nkwukọrịta, radar, njikwa anya, netwọkụ ihe mmetụta ikuku na mpaghara ndị ọzọ. Ụkpụrụ nke teknụzụ ugboro redio ikuku gbadoro ụkwụ na mgbasa na mgbanwe...GỤKWUO -
Ụkpụrụ nke uru antenna, otu esi agbakọọ uru antenna
Uru antenna na-ezo aka na uru ike na-egbuke egbuke nke antenna n'otu ụzọ a kapịrị ọnụ n'ihe metụtara antenna isi mmalite dị mma. Ọ na-anọchi anya ike radieshon nke antenna n'otu ụzọ a kapịrị ọnụ, ya bụ, nnabata mgbaama ma ọ bụ arụmọrụ nke ante ...GỤKWUO -
Ụzọ nri anọ bụ isi nke antennas microstrip
Nhazi nke antenna microstrip na-enwekarị mkpụrụ osisi dielectric, radiator na efere ala. Ọkpụrụkpụ nke mkpụrụ dielectric dị obere karịa ogologo nfe. A na-ejikọta oyi akwa metal dị mkpa na ala nke mkpụrụ osisi na groun ...GỤKWUO -
Antenna Polarization: Gịnị bụ Antenna Polarization na ihe kpatara O ji dị mkpa
Ndị injinia eletrọnịkị maara na antenna na-eziga ma nata akara n'ụdị ebili mmiri nke ike electromagnetic (EM) nke equations Maxwell kọwara. Dị ka ọ dị n'ọtụtụ isiokwu, equations ndị a, na mgbasa ozi, ihe onwunwe nke electromagnetism, nwere ike mụọ na dị iche iche l ...GỤKWUO -
Ụkpụrụ ọrụ na ntinye nke antenna mpi
Akụkọ ihe mere eme nke antenna mpi malitere laa azụ na 1897, mgbe onye nyocha redio Jagadish Chandra Bose ji microwaves mee atụmatụ nnwale ọsụ ụzọ. Mgbe e mesịrị, GC Southworth na Wilmer Barrow chepụtara nhazi nke antenna mpi ọgbara ọhụrụ na 1938 n'otu n'otu. Kemgbe t...GỤKWUO -
Kedu ihe bụ antenna mpi? Gịnị bụ isi ụkpụrụ na ojiji?
Igwe mpi bụ mpi elu elu, antenna microwave nwere okirikiri okirikiri ma ọ bụ akụkụ akụkụ anọ nke ọnụ ụzọ ebili mmiri na-eji nwayọọ nwayọọ meghee. Ọ bụ ụdị antenna microwave kacha eji eme ihe. A na-ekpebi mpaghara radieshon ya site na nha ọnụ na propa...GỤKWUO -
Ị maara ihe dị iche n'etiti ebili mmiri dị nro na ndị na-efegharị ebili mmiri siri ike?
Soft waveguide bụ ahịrị nnyefe nke na-arụ ọrụ dị ka ihe nchekwa n'etiti akụrụngwa microwave na feeders. Mgbidi dị n'ime nke ebili mmiri dị nro nwere nhazi nke corrugated, nke na-agbanwe nke ọma ma nwee ike iguzogide mgbagwoju anya, ịgbatị na mkpakọ. N'ihi ya, ọ bụ ...GỤKWUO -
Antenna ndị a na-ejikarị | Okwu mmalite nke mpi mpi isii dị iche iche
Antenna mpi bụ otu n'ime antennas a na-ejikarị eme ihe nke nwere usoro dị mfe, oke ugboro ugboro, nnukwu ike na uru dị elu. A na-ejikarị antenna mpi eme ihe dị ka antenna nri na mbara igwe redio buru ibu, nsuso satịlaịtị, na antenna nkwurịta okwu. Na mgbakwunye na s ...GỤKWUO -
ihe ntụgharị
Dị ka otu n'ime ụzọ nri nke antenna waveguide, imewe nke microstrip ka waveguide na-arụ ọrụ dị mkpa na nnyefe ike. The omenala microstrip to waveguide nlereanya bụ ndị a. Ihe nyocha nke na-ebu mkpụrụ dielectric ma jiri eriri microstrip na-enye nri dị na...GỤKWUO -
Grid Antenna Array
Iji megharia n'akuku antenna nke ngwaahịa ọhụrụ ahụ wee kesaa ọgbọ PCB ọgbọ gara aga, enwere ike iji nhazi antenna na-esote nweta uru antenna nke 14dBi@77GHz na arụmọrụ radieshon nke 3dB_E/H_Beamwidth=40°. Iji Rogers 4830 ...GỤKWUO -
Ngwaahịa RFMISO Cassegrain Antenna
Njirimara antenna cassegrain bụ iji azụ azụ azụ nke ọma na-ebelata mmebi nke sistemu nri. Maka sistemu antenna nwere sistemu nri dị mgbagwoju anya, were cassegrainantenna nke nwere ike belata ndo nke feeder nke ọma. Oge elekere antenna cassegrain anyị...GỤKWUO
