酒店無線對講系統解決方案
大型(xing)酒(jiu)店商場無線通訊(xun)覆(fu)蓋解決方案(an)
(摩托羅拉,海能達(da),建伍,科立訊)無線對講(jiang)系統設計方案,安裝調試:18072760911
無線(xian)對講設備生產廠家:中(zhong)繼臺,對講機, 發射合路(lu)器(qi)、接收分(fen)路(lu)器(qi)、寬帶雙工(gong)器(qi)、干線(xian)放大器(qi)、光纖近(jin)端(duan)機、光纖遠端(duan)機、耦合器(qi)、功分(fen)器(qi)、室外天線(xian)、室內(nei)天線(xian)、避(bi)雷器(qi)、饋(kui)線(xian)連(lian)接器(qi)、射頻同軸電(dian)纜、連(lian)接器(qi)等
酒店、商場、娛樂場所等情況
一般(ban)酒店、商場(chang)占地面(mian)積較大,分(fen)為(wei)地面(mian)層(ceng)加地下(xia)停車場(chang),各項電子設施的(de)(de)投入使用,人流量的(de)(de)量大,以(yi)及(ji)各色(se)包間的(de)(de)封閉性,安全保(bao)衛工(gong)(gong)(gong)作和供(gong)電、電梯、消防工(gong)(gong)(gong)程(cheng)保(bao)障工(gong)(gong)(gong)作的(de)(de)進一步落實,應付(fu)突發性事件的(de)(de)處理,都離不(bu)開快速(su)反應的(de)(de)無線電對講調度聯系。簡單的(de)(de)對講機遠(yuan)遠(yuan)不(bu)能滿足管理工(gong)(gong)(gong)作的(de)(de)需(xu)要,必須要進一步完善和改(gai)造(zao),通(tong)過改(gai)造(zao)才能滿足隨(sui)叫隨(sui)通(tong),大范圍和地下(xia)室聯系均有保(bao)障的(de)(de)通(tong)話效果(guo)。
二、 對講系統完善和改造方案
針對(dui)(dui)酒店情(qing)況采(cai)用(yong)無(wu)線(xian)中(zhong)繼(ji)(ji)臺(tai)來擴(kuo)大對(dui)(dui)講(jiang)(jiang)機(ji)的通(tong)(tong)(tong)信(xin)范圍的原(yuan)理是這(zhe)樣的。中(zhong)繼(ji)(ji)臺(tai)由收信(xin)機(ji)和發(fa)信(xin)機(ji)等單(dan)元(yuan)組成。通(tong)(tong)(tong)常工作于收發(fa)異頻狀態,能(neng)夠將(jiang)(jiang)收發(fa)到(dao)(dao)的已(yi)調制的射頻信(xin)號(hao)(hao)解調出(chu)(chu)音頻信(xin)號(hao)(hao)傳輸給(gei)其(qi)(qi)他設(she)(she)備。同(tong)時(shi)、還能(neng)將(jiang)(jiang)其(qi)(qi)它設(she)(she)備送來的音頻信(xin)號(hao)(hao)經射頻調制后發(fa)射出(chu)(chu)去。上面提到(dao)(dao)的其(qi)(qi)它設(she)(she)備有各種(zhong)系統使用(yong)的控(kong)制器,有無(wu)線(xian)接(jie)駁器等,也包括(kuo)互聯網所需(xu)要的其(qi)(qi)它中(zhong)繼(ji)(ji)臺(tai)。將(jiang)(jiang)中(zhong)繼(ji)(ji)臺(tai)收到(dao)(dao)的信(xin)號(hao)(hao)直接(jie)通(tong)(tong)(tong)過(guo)自身(shen)的發(fa)射機(ji)轉發(fa)出(chu)(chu)去,這(zhe)就(jiu)是中(zhong)繼(ji)(ji)臺(tai)最基本(ben)的應用(yong)。例如(ru):若(ruo)對(dui)(dui)講(jiang)(jiang)機(ji)甲與對(dui)(dui)講(jiang)(jiang)機(ji)乙之(zhi)間由于距離(li)比較(jiao)遠而(er)無(wu)法實現通(tong)(tong)(tong)信(xin)。在采(cai)用(yong)無(wu)線(xian)中(zhong)繼(ji)(ji)方法后,則當對(dui)(dui)講(jiang)(jiang)機(ji)甲發(fa)信(xin)時(shi),對(dui)(dui)講(jiang)(jiang)機(ji)甲通(tong)(tong)(tong)過(guo)上行頻率將(jiang)(jiang)信(xin)號(hao)(hao)發(fa)給(gei)中(zhong)繼(ji)(ji)臺(tai),中(zhong)繼(ji)(ji)臺(tai)再(zai)通(tong)(tong)(tong)過(guo)下行頻率將(jiang)(jiang)信(xin)號(hao)(hao)發(fa)給(gei)對(dui)(dui)講(jiang)(jiang)機(ji)乙。而(er)當對(dui)(dui)講(jiang)(jiang)機(ji)乙發(fa)信(xin)時(shi),對(dui)(dui)講(jiang)(jiang)機(ji)則通(tong)(tong)(tong)過(guo)上行頻率將(jiang)(jiang)信(xin)號(hao)(hao)發(fa)給(gei)中(zhong)繼(ji)(ji)臺(tai),再(zai)通(tong)(tong)(tong)過(guo)下行頻率將(jiang)(jiang)信(xin)號(hao)(hao)發(fa)給(gei)對(dui)(dui)講(jiang)(jiang)機(ji)甲。由此擴(kuo)大了對(dui)(dui)講(jiang)(jiang)機(ji)之(zhi)間的通(tong)(tong)(tong)信(xin)距離(li)。
1、采用中繼臺方式解決大(da)范圍和(he)地下室深層次通信保障方案,見方案圖:
2、工作過程
所有手(shou)(shou)持臺工(gong)作均通過中繼(ji)臺接力轉(zhuan)(zhuan)發信(xin)號(hao),由(you)于中繼(ji)臺是立(li)即(ji)使轉(zhuan)(zhuan)發信(xin)號(hao)的,不會(hui)有停頓的感覺,就(jiu)象手(shou)(shou)持與手(shou)(shou)持直呼一樣,但通話(hua)距離和信(xin)號(hao)遠遠大過手(shou)(shou)持與手(shou)(shou)持直呼,話(hua)音也清晰得多,電波穿(chuan)透性能也強得多。
3、本(ben)系(xi)統(tong)(tong)設計(ji)使信號在有(you)(you)關空間區(qu)域(yu)內即(ji)對講信號有(you)(you)效(xiao)覆(fu)蓋(gai)區(qu)域(yu)為地上建筑以及對講信號有(you)(you)效(xiao)覆(fu)蓋(gai)大樓(lou)設備房及室外全樓(lou),以確保無線對講系(xi)統(tong)(tong)通信之清晰、暢通,使整個系(xi)統(tong)(tong)達到覆(fu)蓋(gai)均勻,信號清晰,穩定可靠。