Inter-RAT Handover Technique from WCDMA Network to CDMA2000 Network

Inter-RAT handover technique from the WCDMA network to the CDMA network is developed. Two systems are linked and inter-worked with each other. The UE which gets out of the WCDMA area changes its radio network to the CDMA system and maintains the call without seams. Through the field test in the commercial network we got a high success rate of the handover