Ngokunyuka kwemfuno yonxibelelwano lweselula kunye nokhuseleko loluntu, iinkqubo ze-eriyali ezisasazwa ngaphakathi (i-DAS) zisetyenziswa ngokubanzi kwiindawo ezinjengezikhululo zeenqwelomoya, iindlela ezingaphantsi komhlaba, izibhedlele, kunye nezakhiwo ezinkulu zorhwebo ukujongana neendawo ezingaboniyo ezigqunywe ngaphakathi kunye nokuthomalalisa umqondiso. Phakathi kwezinto ezininzi eziphambili kwiinkqubo ze-DAS, iduplexeryinxalenye ebalulekileyo kwaye ibalulekile.
Iduplexer'sumsebenzi ophambili kukuvumela imiqondiso ye-uplink kunye ne-downlink yokwabelana nge-eriyali efanayo, ukwahlula ngokufanelekileyo imiqondiso emibini ngoyilo oluphezulu lokuzihlukanisa ukukhusela ukuphazamiseka. Olu phawu lubonelela ngolu ncedo lulandelayo kwiinkqubo ze-DAS:
Ukunciphisa inani le-eriyali: I-eriyali ekwabelwana ngayo inciphisa kakhulu ubunzima bofakelo kunye neendleko ze-cabling;
Umgangatho womqondiso ophuculweyo: Ukugcina unxibelelwano oluzinzile kwiindawo ezininzi ezisemgangathweni, kwiindawo ezininzi;
Ixhasa ukuhanjiswa kweemeko ezininzi: Nokuba kukhuseleko loluntu lweDAS, izakhiwo zorhwebo, okanye uthungelwano lwabasebenzisi abaninzi,iiduplexersiyakwazi ukusebenza ngokuthembekileyo.
Kwiinkqubo zonxibelelwano zokhuseleko loluntu,iiduplexersukuqinisekisa unxibelelwano lwe-VHF/UHF olugudileyo lwamapolisa, umlilo, kunye nonxibelelwano olungxamisekileyo lwezonyango. Kwiindawo ezinkulu zorhwebo, banciphisa izixhobo zokusebenza kwaye baphucule ukufana kwe-coverage. Kwiindawo ezintsonkothileyo njengezikhululo zeenqwelo moya kunye neendlela ezingaphantsi,iiduplexersnceda ukufezekisa ukuzimela ngokufanelekileyo kunye nolungelelwaniso olungenamthungo lwe-multi-opharetha, imiqondiso yeebhendi ezininzi.
Ngokwahlukaniswa okuphezulu, ilahleko ephantsi yokufaka, amandla anamandla okuphatha, kunye noyilo olunokwenzeka,iiduplexersqinisekisa ukusebenza okuphezulu kokusebenza kweenkqubo ze-DAS kwiindawo apho imigangatho emininzi, efana ne-LTE, i-5G, kunye nokhuseleko loluntu, ihlala kunye. Zingamacandelo ayimfuneko kunxibelelwano lwale mihla lwangaphakathi.
Ixesha lokuposa: Sep-15-2025
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