Asynchronous net of multiple mode multiple band portable communications terminal hand over method with synchronization networks, and portable communications terminal for this

摘要

This invention, the asynchronous net, the asynchronous net of the multiple mode multiple band portable communications terminal in order to improve the hand over success ratio with the synchronization networks discloses the hand over method with the synchronization networks, and the portable communications terminal for this the asynchronous net in the portable communication system where the synchronization network has existed together.