The present invention provides a resource allocation confirmation method, a resource allocation indication method, a terminal and a network-side device. The method for determining resource allocation according to the present invention is applied to a terminal, the method comprising: determining a number N of bits in a resource allocation indication field in DCI; Determining a BWP in which the data channel is located based on the DCI; And determining a resource allocation in the BWP in which the data channel is located based on the information in the resource allocation indication field in the DCI. It includes.
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