A network for handling resources for a device-to-device (D2D) communication in a time-division duplexing (TDD) system comprises a storage unit for storing instructions and a processing means coupled to the storage unit. The processing means is configured to execute the instructions stored in the storage unit. The instructions comprise selecting a reference configuration for at least one downlink (DL) transmission of a communication device from a plurality of configuration candidates; determining at least one uplink (UL) subframe for the D2D communication of the communication device according to the reference configuration; transmitting information of the reference configuration to the communication device; transmitting information of the at least one UL subframe to the communication device; and performing the at least one DL transmission with the communication device according to the reference configuration.

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