Wilkinson power dividerni uruziga rugabanya ingufu. Iyo imbuga zose zihujwe, zishobora gukuramo itandukanyirizo hagati y’imbuga ebyiri zisohora. Nubwo imbuga igabanya ingufu za Wilkinson ishobora gukorerwamo igabanya ingufu iyo ari yo yose (urugero, reba Pozar [1]), uru rugero ruziga ku igabanywa ringana (3dB). FDTD izakoreshwa mu kubona ibipimo byo gukwirakwiza igikoresho.
Wilkinson power dividerIgenamiterere rya Analoge
Itsinda ry’imiterere "trace and load" rikoreshwa muri dosiye ya simulation ya FDTD Wilkinson_ power_ divider. Ibipimo by’umubiri n’amashanyarazi bya Wilkinson power divider byubatswe kandi bigashyirwa muri fsp. Umurongo wa microstrip transmission wakozwe hifashishijwe icyuma cy’amashanyarazi cyuzuye imiterere ibiri (PEC) gishyizwe ku gice cy’ubugari bwa mm 1.59 gifite imiterere ya dielectric ya 2.2. Ubugari bukenewe bwa buri gice cy’umurongo wa transmission bubarwa hakoreshejwe ikigereranyo. 3.195 na 3.197 muri Pozar [1] (reba dosiye ya microstrip.lms script mu rugero rwa microstrip) ni mm 4.9 (Z0=50 ohms) na mm 2.804 (√ 2Z0=70.7 ohms) uko bikurikirana. Umurongo wa quarter wa wavelength transmission wubatswe hifashishijwe polygons za 2D zakozwe mu ruziga. 3.194 muri Pozar [1] ni λ g/4=55.5 mm. Resistor ikorwa hifashishijwe icyuma cya 2D cy’urukiramende kigaragaza ibikoresho bifite R=100 ohms.
Imbuga zishyirwa ku murongo w’injira n’isohoka kugira ngo zishyiremo umurongo w’itumanaho mu buryo bwa frequencies kuva kuri 0.5 kugeza 1.5 GHz kandi zibare ibipimo byo gukwirakwiza ibikoresho. Kugira ngo umenye byinshi ku miterere yabyo, reba ku ipaji ya Imbuga. Nkuko byasobanuwe hepfo, aho urubuga ruturuka hazahindurwa intoki kugira ngo habeho imbuga imwe imwe.
Agace gatwikiriye mesh gashyirwa kuri buri nzira kugira ngo gakemure uburebure n'ubugari bwako. Imiterere yo kugonda no kugorama kw'agace k'ishami bisaba ko ingano y'urusobe rw'amazi mu cyerekezo cya x na y ingana (dx=dy). Ibi si imbogamizi ku nzira zo kugaburira no gusohora zijyanye n'umurongo wa coordinate. Kopi y'agace gatwikiriye mesh gakoreshwa mu gukurikirana amashami ishyirwa iburyo bw'agace gatwikiriye mesh kugira ngo ikomeze kuba mesh ingana.
Imiterere y'umupaka wo kwinjiza PML ikikije agace kose ko kwigana, uretse umupaka wa z-minimum, ugenwa nk'imiterere y'umupaka w'icyuma ugaragaza imiterere y'ubutaka bw'umuyoboro wa microstrip.
Wilkinson power divider Ibisubizo n'isesengura
Ishusho iri hejuru igaragaza uburyo ibipimo byo gukwirakwiza bikoreshwa mu gupima no gukwirakwiza amakuru ndetse no gukwirakwiza ingufu z'amashanyarazi kuri 1GHz. Iyi mibare ikorwa n'inyandiko nyuma yo gupima ibintu. Ni ngombwa kumenya ko ibi bisubizo bishobora kuboneka ku nzira hakoreshejwe uburyo bworoshye kurusha ubwavuzwe muri dosiye yo gupima ibintu.
AnalogeWilkinson power dividerihuye neza n'aho igera (S11=- 40dB, f=1.0GHz) n'aho isohoka (S22=- 32dB, f=1GHz), ifite uburyo bwiza bwo kwitandukanya (S32=- 43dB, f=1GHz), kandi frequency yayo yo hagati ni 1.01GHz, iri hagati ya 1% y'inshuro ikoreshwa mu buryo bw'igishushanyo cya 1GHz. Byongeye kandi, twabonye ko 3dB igabanyije imbaraga zingana (S31=- 3dB kuri f=1GHz) hamwe n'impinduka iri munsi ya 10% mu gice cy'impinduka za analog.
Microwave ya Si Chuan Keenlion ni amahitamo menshi mu miterere ya narrowband na broadband, ifite umurongo wa frequencies kuva kuri 0.5 kugeza kuri 50 GHz. Yagenewe gutwara imbaraga za watts 10 kugeza kuri 30 muri sisitemu yo kohereza ya 50-ohm. Imiterere ya microstrip cyangwa stripline irakoreshwa, kandi ikanozwa kugira ngo ikore neza.
Dushobora kandi guhindura Power Divider ukurikije ibyo ukeneye. Ushobora kwinjira muriurupapuro rwo guhindura ibintu kugira ngo utange ibisobanuro ukeneye.
Sichuan Keenlion Microwave Technology Co., Ltd.
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Igihe cyo kohereza: Ukuboza-06-2022
