DEVICE FOR DETERMINING INTERFERENCE USING CYCLIC PREFIX AND METHOD THEREOF

摘要

A device for determining interference by using a cyclic prefix and a method thereof are provided to determine interference occurring between the first and second networks by an interference determination unit, thereby preventing collision of a network signal. A signal receiving unit(310) receives the first signal of the first network and the second signal of the second network. A correlator(320) calculates a correlation value of the first cyclic prefix included in the first signal and a correlation value of the second cyclic prefix included in the second signal. An interference determining unit(330) determines whether interference occurs between the first network and the second network by using the correlation value of the first cyclic prefix and the correlation value of the second cyclic prefix. The interference determining unit determines an interference level.