2010年5月目录第一篇3G基础知识......................................................................................................................4一、3G基本概念...................................................................................................................41.什么是3G....................................................................................................................42.中国电信CDMA网络演进史....................................................................................4二、中国电信3G优势...........................................................................................................51.中国电信3G主要特点...............................................................................................52．中国电信3G优势.....................................................................................................6三、江苏电信CDMA网络资源及单用户成本.....................................................................61.频率资源......................................................................................................................62．全网能力....................................................................................................................73.单载扇用户容量及单位用户成本...............................................................................7四、3G手机应用的重要技术...............................................................................................81.GPS..............................................................................................................................82．GPSONE....................................................................................................................9第二篇3G手机............................................................................................................................11一、手机发展历史.................................................................................................................111.手机历史上的NO.1..................................................................................................112．手机发展趋势..........................................................................................................123.评价手机的关键要素................................................................................................12二、手机基础知识.................................................................................................................131．屏幕..........................................................................................................................132.卡................................................................................................................................143.上网方式....................................................................................................................154.流量估算....................................................................................................................15三、智能手机........................................................................................................................161.概念............................................................................................................................162.操作系统...................................................
