RESOURCE SELECTION APPARATUS AND COMMUNICATION SYSTEM

摘要

An apparatus and method to select a resource for performing device to device (D2D) communication from a resource pool configured in a second mode by a first eNB.

主权项

1. A resource selection apparatus, comprising:
a first selection unit configured to select a resource for performing device to device (D2D) communication from a resource pool configured in a second mode by a first eNB or a second eNB after user equipment (UE) is disconnected from the first eNB, in a first period from the UE receives physical layer out-of-synchronization indication information to the UE receives a first resource allocated in a first mode by the second eNB reestablishing a connection with the UE, or in a second period from the UE receives configuration information triggering the UE to be handed over to the second eNB to the UE receives a first resource allocated in a first mode by the second eNB, or in a third period from the UE initializes reestablishment to the UE receives a first resource allocated in a first mode by the second eNB reestablishing a connection with the UE, or in a fourth period from the UE transmits a connection reestablishment request to the UE receives a first resource allocated in a first mode by the second eNB reestablishing a connection with the UE.