All of such strong points of the cdma can be keep in the frontier in the mobile communication field . the author summarizes who injoins and finishes the second - stage cdma network of sichuan unicom constructs and plans . the paper introduce the cdma technology and network constructs and ervey departments in the systerm . according to the development in the market , the cdma systerm plans and designs , we finish the the second - stage cdma network of sichuan unicom which it bases on the first - stage cdma network . we are perfecting network constructions , network capacities , network qualities , and provide the interface to upgrade the second - stage network to cdmalx , and base the platform for the mobile data service 本文介绍了cdma技术原理和cdma网络结构以及系统组成的各个部分，根据中国联通四川分公司的经营发展战略，和cdma系统设计规范，设计和实现了中国联通四川分公司cdma二期工程， cdma二期工程是在一期工程的基础上进行的，本文所设计的中国联通四川分公司cdma二期工程建设方案进一步完善了网络结构、网络覆盖、网络质量，解决了cdma二期工程将实现全网升级为cdma1x系统的接口问题，以便为移动数据业务的开发搭建网络基础平台。
Analyze and estimate the development of mobile communication industry . then we analyze the success experience of ntt docomo ' s i - mode , the failure teaches of wap promotion in europe , the - competition situation and the advantage & weakness of china mobile group , the character and development situation of china mobile group ' s data services : s ms & gprs . according to market subdivision & orientation , business operation mode , product price - making , product development , business innovation and strategic orientation of the company , we bring up six strategies that china mobile group should take in mobile data service development at present , that is , absorb icp in all aspects and develop different and creative applications & contents fast , establish the object market as soon as possible and provide services according to the demand of different market , make & apply the key technical standards and bring up technical demand to cell phone manufacturers & the other cooperation colleagues , quicken the construction of gprs network & data platform , dominate & promote the development of global mobile business by entering an alliance with the leading enterprises in the world , promote the reorganization of mobile data service section to insure the successful practice of related strategies 本文首先对中国目前的通信行业的演变历程进行回顾和分析，特别对移动通信行业的发展进行了全面的分析和预测，通过对nttdocomoi - mode成功经验及欧洲wap推广失败教训的剖析，结合中国移动通信集团公司当前面临的竞争态势以及自身的优势和弱点，并针对中国移动通信集团公司两大移动数据业务sms和gprs的特点和发展现状，从市场细分定位、商业运营模式、产品定价、产品开发、业务创新、运营商的战略定位等方面，提出了近期中国移动通信集团公司在发展移动数据业务时应采取的六大应对策略，即：广泛吸纳icp ，大力开发丰富多彩、有创意的应用和内容；尽快确定目标市场，提供针对细分市场需求的服务；加快制定并实施关键技术标准，对手机制造商和其他合作伙伴提出技术要求；加速gprs网络及数据平台建设；通过与全球领先的企业建立合作联盟，主导并推动全球移动业务的发展；推进数据业务部门的组织重组，确保相关战略的成功实施。
Paper main chapter as follows : first chapter : outlines ; the second chapter : based on the wide band mobile communication technology ; the third chapter : the network present situation of sichuan unicom ; the fourth chapter : arget network plans and constructs ; the fifth chapter : plan step and the establishment principle of wireless ; the sixth chapter : mobile data service optimization flow and the method ; the seventh chapter : summarizes and suggests 论文主要章节如下:第一章概述第二章基于宽带的移动通信技术第三章四川联通网络现状第四章目标网规划和建设第五章无线规划步骤和设置原则第六章移动数据业务优化流程和方法第七章总结和建议
