Ikoranabuhanga rya filtre ya mmWave (mmWave) ni ingenzi cyane mu gutuma itumanaho rya 5G rikoresha insinga, nyamara rihura n'imbogamizi nyinshi mu bijyanye n'ingano y'ibikoresho, ubushobozi bwo kwihanganira imikorere y'inganda, ndetse n'ubushyuhe budahindagurika.
Mu rwego rw'itumanaho rikoresha umugozi rya 5G, intego y'ejo hazaza izahinduka ikoresheje umurongo uri hejuru ya 20 GHz muri mmWave spectrum kugira ngo hongerwe ubushobozi bwa bandwidth, amaherezo bizamure igipimo cyo kohereza amakuru.
Birazwi cyane ko bitewe n’uburyo bwazo bwo hejuru n’uburyo zitakaza inzira cyane, ibimenyetso bya mmWave bisaba antene nto. Izi antene zishyirwa hamwe kugira ngo zikore antene zometse kandi zifite ubushobozi bwo kugera ku rugero rwo hejuru.
Imwe mu ngorane z'ingenzi mu gushushanya filter ni ukumenyera ingano ya antene, cyane cyane ku filter zifite frequency yo hejuru. Byongeye kandi, kwihanganira gukora no kudahindagurika kw'ubushyuhe bwa filters bigira ingaruka zikomeye kuri buri gice cy'igishushanyo n'umusaruro w'ibicuruzwa.
Imbogamizi mu bunini bwa mmWave
Muri sisitemu isanzwe y’urutonde rw’antene, intera iri hagati y’ibintu igomba kuba munsi ya kimwe cya kabiri cy’uburebure bw’umurambararo (λ/2) kugira ngo hirindwe kubangamirana. Iri hame rikoreshwa kimwe kuri antene zikora imirasire ya 5G. Urugero, antene ikora muri bande ya 28 GHz ifite intera iri hagati y’ibintu ya mm 5. Kubera iyo mpamvu, ibice biri muri urwo rutonde bigomba kuba bito cyane.
Imiterere y’ibice ikoreshwa muri mmWave ikunze gukoresha imiterere y’imiterere isanzwe, nk’uko bigaragara hepfo, aho antene (ahantu h’umuhondo) zishyirwa ku mbaho zacapwe (PCBs) (ahantu h’icyatsi kibisi), naho imbaho za circuit (ahantu h’ubururu) zishobora guhuzwa neza n’imbaho za antene.
Umwanya kuri izi mpande zombi usanzwe ari muto, ariko ikoranabuhanga ririmo kuvumbura imiterere mito cyane, bivuze ko ibyuma biyungurura n'ibindi bice by'uruziga bigomba kuba bito cyane kugira ngo bishyirwe inyuma ya PCB ya antene.
Ingaruka zo kwihanganira inganda ku byuma biyungurura
Bitewe n'akamaro ka filter za mmWave, ubushobozi bwo kwihanganira ibintu mu nganda bugira uruhare runini, bugira ingaruka ku mikorere ya filter ndetse n'ikiguzi cyayo.
Kugira ngo dukore ubushakashatsi kuri ibi bintu, twagereranije uburyo butatu butandukanye bwo gukora filter ya 26 GHz:
Imbonerahamwe ikurikira igaragaza uburyo busanzwe bwo kwihanganira ibintu mu buryo bukabije bugaragara mu musaruro:
Ingaruka zo kwihanganira firigo za PCB Microstrip
Nkuko bigaragara hepfo, igishushanyo mbonera cya microstrip filter kiragaragara.
Uburyo bwo kwigana igishushanyo ni ubu bukurikira:
Kugira ngo higwe ingaruka z'ubworoherane kuri iyi filter ya PCB microstrip, hatoranijwe uburyo umunani bushobora kuba bukabije bwo kwihanganira ibintu, bigaragaza itandukaniro rigaragara.
Ingaruka zo kwihanganira ibyuma bya PCB Stripline
Igishushanyo mbonera cy'akayunguruzo k'imirongo, kigaragara hepfo, ni inyubako y'ibice birindwi ifite imbaho za dielectric za RO3003 za mil 30 hejuru no hepfo.
Uburyo bwo gusohora amashanyarazi buragabanuka cyane, kandi ingano ya mpandeshatu iri munsi y’iya microstrip bitewe n’uko nta zeru hafi y’umurongo unyuraho, bigatuma habaho imikorere myiza cyane ku murongo wa kure.
Mu buryo nk'ubwo, isesengura ry'ubworoherane ryerekana ko hari ubushobozi bwo kumva neza ugereranije n'imirongo ya microstrip.
Umwanzuro
Kugira ngo itumanaho rya 5G ritagira umuvuduko mwinshi, ikoranabuhanga rya mmWave filter rikora kuri frequency ya 20 GHz cyangwa iri hejuru ni ngombwa. Ariko, haracyari imbogamizi mu bijyanye n'ingano y'ibikoresho, ubushobozi bwo kwihanganira ibintu, ndetse n'uburyo ibintu bitoroshye gukora.
Bityo, ingaruka z'ubushobozi bwo kwihanganira ibintu zigomba gusuzumwa neza. Biragaragara ko filter za SMT zigaragaza ubusugire buruta filter za microstrip na stripline, bikaba bigaragaza ko filter za SMT zishobora kuba amahitamo akomeye mu itumanaho rya mmWave mu gihe kizaza.
Concept, renowned for its expertise in RF filter manufacturing, offers a comprehensive selection of filters tailored to meet the unique requirements of 5G solutions. As a professional Original Design Manufacturer (ODM) and Original Equipment Manufacturer (OEM), Concept provides an extensive RF filter list for reference, ensuring compatibility and optimal performance for diverse 5G applications. To explore the available options, please visit their website at www.concept-mw.com . For further inquiries or to discuss specific project needs, feel free to contact the sales team at sales@concept-mw.com.
Igihe cyo kohereza: Nyakanga-17-2024