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我国大型体育场馆、会议中心区域移动通信覆盖整体设计
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摘要
我国大型体育场馆、会议场馆往往是赛事、会议中心区域的一部分,也是移动通信建设的一部分,中心区域由若干个场馆及配套附属建筑组成,要解决中心区域及各场馆的连续覆盖是最基本的要求,重要的是大型场馆、会议中心区域的深度覆盖及高话务吸收和特殊客户群体的特殊业务需求,例如:大型场馆、会议中心纵深区域无法建立移动呼叫或经常出现频繁掉话以及贵宾区的特殊需求、媒体区的特殊需求。由于这些大型建筑均采用钢筋混凝土导制、钢架、新型建筑材料(包含利用金属材料增加强度)、内外墙装修采用石材及金属材料比例增大,这些都是对无线信号的传播造成了极大的遮挡衰耗,单一依托室外宏基站信号强度是无法解决室内深度覆盖的,更无法解决移动数据业务的广泛需求,因此,必须进行室内、室外整体覆盖,统一解决,统一设计,同时也要考虑到高话务量对运营商的网络冲击,这样就要求在设计阶段即对可能出现的问题逐一研究逐一解决,并且要考虑到多运营商的共建共享问题,避免投资的浪费,在设计中还考虑到多运营商的无线频点之间干扰问题,同时也考虑到工程实施中对建筑物的通信工艺要求。
     本设计具有经济性、可扩展性、并符合各大场馆、会议中心信息化发展的需要,具有极强的推广性和实用性。各运营商通过对本设计的应用可以使网络服务品质得到有效的提升,并能够合理有效的压缩工程成本,同时还能创造品牌效应。
     软件部分基于Java语言与Oracle数据库,依据各功能模块的支持,动态调整相关的穿透损耗参数,达到高效率的设计分布系统目的。
Large-scale stadiums and meeting venues of our country are parts of competitions and convention center areas, which are also parts of the construction of mobile communication.The central areas consist of a number of venues and the attached necessary building. The most basic requirement is to resolve continuous and coverage of the central areas. It is important to overlay deeply, absorb the traffic load and consummate particular business needs for special customers. For instance, it cannot establish mobile call connection in the in-depth area of large-scale stadiums and meeting venues and it always occur loss connection and the needing of VIP area service and medium area service. The reasons why the WLAN signal broadcasting is blocked the signal are as follows. One is that these building are constructed by reinforced concrete, steel, new building materials( including using metal material to gain intensity). The other one is that interior decoration adopts a large proportion of stone and metal materials. Only to rely on outside base station it cannot resolve depth coverage and the widely requirement of mobile data business.In a word, it is significant to make indoor and outdoor cover integrally, solve and design uniformly. At the same time, given the impact of network for operators from the traffic load , it is necessary to deal with potential problems at the design stage. To consider several operators constructing and using together and to avoid investment waste problem, it is must be to avoid mutual interference from radio frequency of different operators and pay attention to the technical requirements of building in the construction process.
     The design is mainly in large-scale stadiums and meeting venues forseveral operators and wireless communications equipments to share indoor distribution syste. At the same time, with introducing carriers pool and using programming software quick and efficient avirtue of this plan is that it can deal with traffic concentration and it is convenient to establish communication call during the tall telephone traffic per unit time. It is impossible to occur that because of ommunication system it can’t be access or be in the dead zone. This design can also reduce the bad influence for owners caused by devices in the falts and can share resources of baseband both inside and outside.In the future it can maintenance and troubleshoot failure fast and improve the operators equipment utilization, Based on the design, the construction of wireless communication network system can not only provide security and stability for operators, but aslo foundate consumption environment for majority of users to have priority to choose different charges of operators.
     The design is of economy , expandability, generalization and practicality, and it accords with the need of large-scale stadiums and convention center development. Through application of the design , the operators can promote the quality of web service, cut costs and create brand effect.
     The part of software is based on the Java language and the Oracle database, according to the support of each functional module. Adjusting the dynamic parameter of penetration loss , and to make high efficiency of distribution system design come ture.
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