Diplexer muhimmin abu ne a cikin tsarin LMR (Land Mobile Radio), wanda ke ba da damar watsawa da karɓar sauti a lokaci guda akan nau'ikan mita daban-daban.Diplexer na ramin rami na 435-455MHz/460-480MHzYana magance tsangwama ga sigina a cikin tsarin LMR ta hanyoyi masu zuwa:
1. Tace Bandpass
Diplexer yawanci yana ƙunshe da matattara guda biyu na bandpass: ɗaya na band na watsawa (Tx) (misali, 435-455MHz) da kuma wani na band na karɓa (Rx) (misali, 460-480MHz). Waɗannan matattara na bandpass suna ba da damar sigina a cikin kewayon mitar su su ratsa yayin da suke rage sigina a wajen waɗannan band. Wannan yana ware siginar watsawa da karɓa yadda ya kamata, yana hana tsangwama tsakanin su. Misali, diplexer na iya samun warewar 30 dB ko sama da haka tsakanin ƙananan tashoshin sa da manyan sa, wanda ya isa ga yawancin aikace-aikacen.
2. Tsarin Warewa Mai Girma
Ana amfani da matatun rami a cikin diplexers na rami saboda babban Q factor da kuma kyakkyawan zaɓi. Waɗannan matatun suna ba da babban keɓewa tsakanin madannin mita biyu, suna rage zubar sigina daga madannin watsawa zuwa madannin karɓa da akasin haka. Babban keɓewa yana rage haɗarin tsangwama tsakanin siginar watsawa da karɓa, yana tabbatar da ingantaccen aikin tsarin sadarwa. Wasu ƙira na diplexer, kamar duplexers na rami mai ƙin yarda, na iya cimma matakan keɓewa mai yawa. Misali, diplexer na rami mai ƙin yarda mai yawa na iya samar da matakan keɓewa na 80 dB ko sama da haka, yana rage tsangwama yadda ya kamata.
3. Daidaitawar Impedance
Diplexer ɗin yana haɗa hanyoyin sadarwa masu daidaita impedance don tabbatar da daidaito mai kyau tsakanin tashoshin watsawa da karɓa da eriya ko layin watsawa. Daidaita impedance mai kyau yana rage nunin sigina da raƙuman ruwa masu tsayawa, ta haka rage tsangwama da siginar da aka nuna ke haifarwa. Misali, an tsara mahaɗin diplexer don cimma daidaito mai kyau na impedance, yana tabbatar da cewa impedance na shigarwa a mitar watsawa shine 50 ohms yayin da yake gabatar da babban impedance a mitar karɓa.
4. Rarraba Sarari
A cikin tsarin sadarwa na haɗin gwiwa, ana iya haɗa diplexers tare da wasu dabaru kamar alkiblar eriya, cross-polarization, da kuma transmit beamforming don cimma ƙarin danne tsangwama na sigina a cikin yankin yaɗawa. Misali, amfani da eriya na alkibla tare da diplexers na iya haɓaka warewar tsakanin eriya na transmit da karɓa, yana rage yuwuwar tsangwama tsakanin juna.
5. Tsarin Karami
Masu haɗa diplexer na rami suna da ƙaramin tsari, wanda ke ba su damar haɗawa da eriya ko wasu abubuwan haɗin. Wannan haɗin yana rage girman tsarin gabaɗaya da rikitarwa yayin da yake rage haɗarin tsangwama. Misali, wasu ƙirar diplexer sun haɗa da ikon tacewa a cikin mahaɗin gama gari, suna sauƙaƙa tsarin yayin da suke riƙe babban aiki.
TheDiplexer na ramin rami na 435-455MHz/460-480MHzYana amfani da matattarar bandpass, ƙirar warewar mai yawa, daidaita impedance, rarraba sarari, da sauran fasahohi don magance tsangwama ta sigina a cikin tsarin LMR yadda ya kamata. Wannan yana tabbatar da cewa siginar watsawa da karɓa suna aiki daban-daban ba tare da tsangwama ga juna ba, wanda ke inganta aminci da kwanciyar hankali na tsarin sadarwa.
Si Chuan Keenlion Microwave babban zaɓi ne a cikin tsarin narrowband da broadband, wanda ke rufe mitoci daga 0.5 zuwa 50 GHz. An tsara su don ɗaukar wutar lantarki daga watts 10 zuwa 30 a cikin tsarin watsawa na 50-ohm. Ana amfani da ƙirar Microstrip ko stripline, kuma an inganta su don mafi kyawun aiki.
Za mu iya kumakeɓance Diplexer na ramin RFbisa ga buƙatunku. Kuna iya shigar da shafin keɓancewa don samar da takamaiman bayanai da kuke buƙata.
https://www.keenlion.com/customization/
Imel:
sales@keenlion.com
tom@keenlion.com
Kamfanin Sichuan Keenlion Microwave Technology Co., Ltd.
Kayayyaki Masu Alaƙa
Idan kuna sha'awar mu, tuntuɓe mu
Lokacin Saƙo: Mayu-30-2025
