A method for determining and allocating pdcch, systems and equipment

Example embodiments relate to wireless communications Technical Field The present invention particularly relates to a method of determining and allocating the PDCCH, system and apparatus for allocating resources in PDCCH PDCCH enhancement program. The method of one kind of PDCCH according to an embodiment of the present invention comprises: a network side notifies the user equipment corresponding to the PDSCH transmission mode; user equipment by the network side according to the transmission mode corresponding to the PDSCH, the user equipment assigned to a corresponding PDCCH resource; wherein the PDCCH comprises a resource domain and Enhanced Legacy PDCCH PDCCH fields. It is possible to allocate PDCCH resources in PDCCH enhancement program, thereby ensuring efficient transmission and reception of PDCCH.