Method of switching between CDMA system and GSM system for dual mode mobile station
A technology of GSM system, mobile station, applied in the direction of electrical components, radio/inductive link selection arrangements, selection devices, etc.
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[0098] The present invention is on the basis of switching signaling process and message between existing CDMA system and GSM system MSC, through to CDMA part air interface signaling message, A interface signaling message and IS-41 (North American TIA-EIA standard) core Modification and enhancement of network signaling messages, so as to realize the business continuity handover of CDMA / GSM dual-mode mobile station from CDMA system to GSM system. Listed below are the specific technical design details for enhancing the existing CDMA handover signaling involved in the present invention.
[0099] (1) Enhancements to air interface registration, origination and paging response messages
[0100] When the mobile station supports CDMA / GSM dual-mode operation, the dual-mode mobile terminal GSM should be added to the registration message (RegistrationMessage), origination message (Origination Message), paging response message (Page ResponseMessage) and CDMA reverse air interface message. ...
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