A method for determining enhanced physical downlink control channel, ePDCCH, resources, comprising: determining a number of symbols occupied by a physical downlink control channel, PDCCH, a number of common reference signal, CRS, ports, a number of demodulation reference signal, DMRS, ports and a channel state information-reference signal, CSI-RS, configuration in a subframe; and determining resources available for transmitting an ePDCCH in a physical downlink shared channel, PDSCH, area of the subframe according to the number of symbols occupied by the PDCCH, the number of CRS ports, the number of DMRS ports and the CSI-RS configuration; wherein the determining the resources available for transmitting the ePDCCH in the PDSCH area of the subframe according to the number of symbols occupied by the PDCCH, the number of CRS ports, the number of DMRS ports and the CSI-RS configuration comprises: determining a number of resource elements, REs, available for transmitting the ePDCCH in the PDSCH area of the subframe according to the number of symbols occupied by the PDCCH, the number of CRS ports, the number of DMRS ports and the CSI-RS configuration of the subframe; and determining a number of resource units occupied by the ePDCCH in the subframe according to the number of REs of the subframe; wherein for the number of REs available for transmitting the ePDCCH in the subframe under each configuration, the number of resource units occupied by the ePDCCH in the subframe is defined in system information; the determining the number of resource units occupied by the ePDCCH in the subframe according to the number of REs comprises: determining the number of resource units occupied by the ePDCCH in the subframe corresponding to the number of REs according to the system information and the number of REs; wherein an enhanced control channel element, eCCE, is the resource unit of the ePDCCH, for the number of REs available for transmitting the ePDCCH in the subframe under each configuration, defining the number of resource units occupied by the ePDCCH in the subframe comprises: according to the number of REs available for transmitting the ePDCCH in the subframe under each configuration, defining the number of eCCEs, characterized in that if the number of REs available for the ePDCCH in one PRB pair is less than 90, the PRB pair includes exactly 2 eCCEs. determining a number of symbols occupied by a physical downlink control channel, PDCCH, a number of common reference signal, CRS, ports, a number of demodulation reference signal, DMRS, ports and a channel state information-reference signal, CSI-RS, configuration in a subframe; and determining resources available for transmitting an ePDCCH in a physical downlink shared channel, PDSCH, area of the subframe according to the number of symbols occupied by the PDCCH, the number of CRS ports, the number of DMRS ports and the CSI-RS configuration; wherein the determining the resources available for transmitting the ePDCCH in the PDSCH area of the subframe according to the number of symbols occupied by the PDCCH, the number of CRS ports, the number of DMRS ports and the CSI-RS configuration comprises: determining a number of resource elements, REs, available for transmitting the ePDCCH in the PDSCH area of the subframe according to the number of symbols occupied by the PDCCH, the number of CRS ports, the number of DMRS ports and the CSI-RS configuration of the subframe; and determining a number of resource units occupied by the ePDCCH in the subframe according to the number of REs of the subframe; wherein for the number of REs available for transmitting the ePDCCH in the subframe under each configuration, the number of resource units occupied by the ePDCCH in the subframe is defined in system information; the determining the number of resource units occupied by the ePDCCH in the subframe according to the number of REs comprises: determining the number of resource units occupied by the ePDCCH in the subframe corresponding to the number of REs according to the system information and the number of REs; determining the number of resource units occupied by the ePDCCH in the subframe corresponding to the number of REs according to the system information and the number of REs; wherein an enhanced control channel element, eCCE, is the resource unit of the ePDCCH, for the number of REs available for transmitting the ePDCCH in the subframe under each configuration, defining the number of resource units occupied by the ePDCCH in the subframe comprises: according to the number of REs available for transmitting the ePDCCH in the subframe under each configuration, defining the number of eCCEs, characterized in that if the number of REs available for the ePDCCH in one PRB pair is less than 90, the PRB pair includes exactly 2 eCCEs. according to the number of REs available for transmitting the ePDCCH in the subframe under each configuration, defining the number of eCCEs, characterized in that if the number of REs available for the ePDCCH in one PRB pair is less than 90, the PRB pair includes exactly 2 eCCEs.