Key Problems in Development of TD-LTE

China Mobile has started using TD-SCDMA as a business network on a large scale.As compared with WLAN and WiMax,however,the TD-SCDMA network has little superiority in data transmission.TD-SCDMA is evolving into LTE,and the key problems such as multi-network operation,operating cost control,terminal requirements,et.al in this evolving,are discussed.The possible solutions as full IP network,SOAP plus XML for management of future services are also given,which would be of significant value for future work.