文档介绍：,GSM频段是从890MHz到915MHz(手机发射),935MHz到960MHz(手机接收),(手机发射),1805MHz到1880MHz(手机接收),,,,对于相同路径,,同频C/I防卫比不小于9dB,邻频C/I防卫比不小于-,广泛使用的天线分集接收方式用空间分集,极化分集(请写出二种).,CH,,,,在要求上下行链路平衡的前提下,计算基站应该输出多少功率?eneralPurpose(GSM1800)NomastheadamplifierDownlink(BTStoMS)Uplink(MStoBTS)TCUTxpower[1]biningandduplexerloss3dBMSantennagain0dBiFeederloss2dBTotalEIRPdBmBTSantennagain16dBiTotalEIRPdBmBTSantennagain16dBiFeederloss2dBMSRxSensitivity-102dBmDiversitygain4dBMSantennagain0dBiBTSRxSensitivity[3]-108dBmFadingmargin7dBFadingmargin7dBInterferencemargin0dBInterferencemargin0dBAntenna/bodyloss0dBAntenna/(downlink-uplink),______值是肯定不对的。2.?”小跳线的最小弯曲半径是______。,Horizen基站可以用______下载软件,调测载频。。。。()完成的。/4/4Horizen的标准无线电缆连接图DCFDCFDCFDCFDCFDCFABA210B210SURFABA210B210SURFX/RXSector2BABTX/RXSector0TX/RXSector1TX/RXSector1ABATX/RXSector2TX/workSolutionDivisionEngineeringDepartmentPage5Answer:、优化考试题目X/RXSector2ABABABABABABCTUCTUCTUCTUCTUCTUDCFDCFDCFABA210B210SURFBABTX/RXSector0TX/RXSector1TX/RXSector1ABABABABABABCTUCTUCTUCTUCTUCTUDCFDCFDCFABB210SURFABATX/RXSector2TX/