Channel state information processing method and user equipment thereof

The invention discloses a Channel State Information (CSI) processing method and a user equipment thereof. The method includes: a user equipment measures the channel having cooperation on a source of a CSI reference signal muting in cooperation adjacent regions (S102); the user equipment obtains a first Channel Quality Indicator (CQI) according to the measurement of the channel having cooperation (S104). The present invention can improve the channel estimation quality of the CSI reference signal.