wcdma 無線網(wǎng)絡 譚晶

1、wcdma無線網(wǎng)絡,xx 通信101 2010103220 xx,the application of wcdma in our life,tv,mobile phone,internet,what is wcdma?,wideband code-division multiple-access (w-cdma) is a leading technology for the development and continued implementation of third-generation (3g) cellular systems and networks . wcdma is a p

2、acket-based successor to the second-generation gsm standard , and gets its name from the fact that it is a direct spread technology, which means that it will spread its transmissions over a wide, 5mhz carrier .,when wcdma was accepted as a standard, it was adopted under the name imt-2000 direct spre

3、ad . wcdma is a technology with the ability to handle the load of wideband digital radio communications from capacity-demanding applications such as internet digital radio communications, video, and other forms of multimedia .,3g,wcdma network equipment,network end is divided into front access netwo

4、rk (access network) and back end core network (core network). the wcdma inheritance gsm/gprs core network, but add their own access network: utran (universal terrestrial radio access network). and node b - responsible for one or more between the mobile wireless sending and receiving rnc (radio network controller) - is responsible for the control of radio resource use.,if you want to further understand