邮电设计技术
郵電設計技術
유전설계기술
Designing Techniques of Posts and Telecommunications
2015年
10期
25-30
,共6页
大下倾角天线%应用分析%覆盖控制%干扰
大下傾角天線%應用分析%覆蓋控製%榦擾
대하경각천선%응용분석%복개공제%간우
Large downtilt antenna%Application analysis%Coverage control%Interference
为解决城区复杂无线环境造成的移动宽带网络覆盖和干扰问题，在传统电调天线的基础上，提出了一种下倾角最大达到25°的大下倾天线解决方案。通过天线原理分析，引入增益控制等关键技术解决天线下倾过大时导致的辐射性能变化问题，经实验室性能测试和外场应用，充分证明了该天线能够满足目前城市复杂无线环境的网络覆盖控制和业务质量要求，有效降低了网络干扰，业务性能质量得到显著提升。
為解決城區複雜無線環境造成的移動寬帶網絡覆蓋和榦擾問題，在傳統電調天線的基礎上，提齣瞭一種下傾角最大達到25°的大下傾天線解決方案。通過天線原理分析，引入增益控製等關鍵技術解決天線下傾過大時導緻的輻射性能變化問題，經實驗室性能測試和外場應用，充分證明瞭該天線能夠滿足目前城市複雜無線環境的網絡覆蓋控製和業務質量要求，有效降低瞭網絡榦擾，業務性能質量得到顯著提升。
위해결성구복잡무선배경조성적이동관대망락복개화간우문제，재전통전조천선적기출상，제출료일충하경각최대체도25°적대하경천선해결방안。통과천선원리분석，인입증익공제등관건기술해결천선하경과대시도치적복사성능변화문제，경실험실성능측시화외장응용，충분증명료해천선능구만족목전성시복잡무선배경적망락복개공제화업무질량요구，유효강저료망락간우，업무성능질량득도현저제승。
In order to solve the urban mobile broadband network coverage and interference problems caused by complex wireless envi-ronment,it puts forward a big electrical downtilt antenna solution( maximum angle of 25°). Through the principle analysis,the key technology such as gain control is introduced to solve the antenna downtilt large changes in the performance of radiation problem,laboratory performance test and field application,ful y demonstrated the antenna can meet the current network cov-erage control requirement and service quality of the urban complex environment,effectively reduce the interference of the current network,received a significant boost business performance quality.
