A cikin hanyoyin sadarwa na zamani, Tsarin Antenna Mai Rarraba (DAS) ya zama mafita mai mahimmanci ga masu aiki don magance ɗaukar hoto na cikin gida, haɓaka ƙarfin aiki, da watsa siginar mai yawa. Aikin DAS ba wai kawai ya dogara ne akan eriya ba, har ma yana da tasiri sosai daga sassa daban-daban masu aiki a cikin tsarin, musamman masu raba wutar lantarki da masu haɗa hanya. Zaɓin abubuwan da suka dace kai tsaye yana ƙayyade ingancin ɗaukar hoto na sigina da ingancin aikin hanyar sadarwa gabaɗaya.
I. Matsayin Masu Rarraba Wuta a cikin DAS
Ana amfani da masu raba wutar lantarki galibi don rarraba siginar tashar tushe daidai gwargwado zuwa tashoshin eriya da yawa na cikin gida, wanda ke ba da damar rufewa a wurare da yawa.
Muhimman Abubuwan Da Ake Lura Da Su Lokacin Zaɓar Masu Rarraba Wutar Lantarki:
Asarar Shigarwa
Rage asarar shigarwa yana haifar da ingantaccen watsa sigina. A cikin manyan ayyukan ɗaukar hoto na cikin gida, masu aiki galibi suna zaɓar na'urorin raba wutar lantarki masu ƙarancin asara don rage ɓatar da wutar lantarki.
Keɓewar Tashar Jiragen Ruwa
Yawan keɓancewa yana rage yawan magana tsakanin tashoshin jiragen ruwa, yana tabbatar da 'yancin sigina tsakanin eriya daban-daban.
Ƙarfin Sarrafa Wutar Lantarki
A cikin yanayin amfani mai ƙarfi (misali, DAS a manyan wurare), yana da mahimmanci a zaɓi masu raba wutar lantarki waɗanda ke da ikon sarrafa wutar lantarki mafi girma don tabbatar da aiki mai dorewa na dogon lokaci.
II. Amfani da Ma'aurata a cikin DAS
Ana amfani da maƙallan haɗi don cire wani ɓangare na siginar daga babban akwati don ciyar da eriya a takamaiman wuraren cikin gida, kamar hanyoyin shiga ko rarraba bene.
Muhimman Abubuwan Da Ake Lura Da Su Lokacin Zaɓar Ma'aurata:
Darajar Haɗin Kai
Ƙimar haɗin gwiwa da aka saba amfani da ita ta haɗa da 6 dB, 10 dB, da 15 dB. Ƙimar haɗin gwiwa tana shafar ƙarfin da aka ware wa eriya. Masu aiki ya kamata su zaɓi ƙimar haɗin gwiwa da ta dace bisa ga buƙatun rufewa da adadin eriya.
Kai tsaye da Warewa
Maƙallan da ke da babban ƙarfin sarrafawa suna rage hasken sigina, suna ƙara kwanciyar hankali na babban haɗin ginin.
Ƙananan Halayen PIM
A cikin tsarin 5G da tsarin DAS mai yawan band, mahaɗa masu ƙarancin Passive Intermodulation (PIM) suna da matuƙar muhimmanci don guje wa tsangwama tsakanin hanyoyin sadarwa da kuma tabbatar da ingancin sigina.
III. Dabaru Masu Amfani na Zaɓi ga Masu Aiki
A fannin aikin injiniya, masu aiki galibi suna la'akari da waɗannan abubuwan don zaɓar masu raba wutar lantarki da mahaɗa:
Girman Yanayi: Ƙananan gine-ginen ofisoshi na iya amfani da na'urorin raba wutar lantarki masu hanyoyi biyu ko uku, yayin da manyan filayen wasa ko filayen jirgin sama ke buƙatar haɗin na'urorin raba wutar lantarki masu matakai da yawa da kuma na'urori masu haɗawa daban-daban.
Tallafin Multi-Band: Dole ne DAS na zamani ya goyi bayan mitoci daga 698–2700 MHz har ma ya faɗaɗa zuwa 3800 MHz. Masu aiki suna buƙatar zaɓar abubuwan da ba sa aiki waɗanda suka dace da mitoci masu cikakken ƙarfi.
Daidaiton Tsarin: Ta hanyar haɗa masu raba wutar lantarki da mahaɗa cikin hikima, masu aiki za su iya tabbatar da daidaiton ƙarfin sigina a duk fannoni, suna guje wa rufewa da rufewa da rufewa fiye da kima.
Kamfanin Chengdu Concept Microwave Technology CO.,Ltd ƙwararriyar masana'anta ce taAbubuwan da ke cikin microwave marasa aiki don tsarin DAS, gami da matattarar RF lowpass, matattarar highpass, matattarar bandpass, matattarar notch/band stop filter, duplexer, mai raba wutar lantarki da mahaɗin jagora. Duk waɗannan za a iya keɓance su bisa ga buƙatunku.
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Lokacin Saƙo: Satumba-16-2025