A method for hand-off trigger at access technology borders may include triggering a mobile station in communication with a first carrier having a first technology type to acquire synchronization with a second carrier having a second technology type if the mobile station enters a border area, the border area including at least one sector covered by at least two carriers having different Radio Access Technologies (RATs) including the first technology type and the second technology type.

 
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< INCUMBENT SPECTRUM HOLD DEVICE

> REDUCTION IN HANDOVER INTERRUPTION IN WIRELESS COMMUNICATION SYSTEMS

> UPLINK COMMUNICATION METHOD IN A RADIO COMMUNICATION SYSTEM, RADIO COMMUNICATION SYSTEM, RADIO TERMINAL AND RADIO BASE STATION

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