A display device integrated with touch function, comprising: a display unit having a display region; a touch detection circuit configured to conduct touch detection, and generate a plurality of touch detection signals; the touch detection circuit comprises:a touch detection unit (501, 701) comprising a plurality of touch driving electrodes and a plurality of touch sensing electrodes intersecting the plurality of touch driving electrodes, and configured to generate the plurality of touch detection signals, the plurality of touch driving electrodes and the plurality of touch sensing electrodes being located in the display region; and a driving unit configured to simultaneously drive a data refresh of the display unit and the touch detection of the touch detection circuit, wherein a region for data refresh and a region for touch detection do not overlap at the same time period; characterized in that the display device further comprises a a shield layer comprising a plurality of shields (S_1~S_n); and a reference unit (502, 702) comprising a plurality of reference electrodes which overlap at least partially the plurality of touch driving electrodes of the touch detection unit (501, 701), are configured to provide reference voltage signals, and are located in the display region, wherein each reference electrode corresponds to at least one touch sensing electrode, wherein one reference electrode is added besides the at least one touch sensing electrode, and a denoising process unit (503, 703) configured to receive the plurality of touch detection signals from the plurality of touch sensing electrodes and the plurality of reference voltage signals from the plurality of reference electrodes, and process the plurality of touch detection signals and the plurality of reference voltage signals to generate a plurality of touch result signals having the interference of data driving removed, wherein, the plurality of shields (S_1~S_n) of the shield layer are configured to shield interference to the reference voltage signals from outside touch, and are insulated from the plurality of reference electrodes, and wherein, in a direction perpendicular to the display region, each of the plurality of shield layers (S_1~S_n) is disposed on a corresponding reference electrode of the plurality of reference electrodes, and overlaps at least part of the corresponding reference electrode. a display unit having a display region; a touch detection circuit configured to conduct touch detection, and generate a plurality of touch detection signals; the touch detection circuit comprises:a touch detection unit (501, 701) comprising a plurality of touch driving electrodes and a plurality of touch sensing electrodes intersecting the plurality of touch driving electrodes, and configured to generate the plurality of touch detection signals, the plurality of touch driving electrodes and the plurality of touch sensing electrodes being located in the display region; and a driving unit configured to simultaneously drive a data refresh of the display unit and the touch detection of the touch detection circuit, wherein a region for data refresh and a region for touch detection do not overlap at the same time period; characterized in that the display device further comprises a a shield layer comprising a plurality of shields (S_1~S_n); and a reference unit (502, 702) comprising a plurality of reference electrodes which overlap at least partially the plurality of touch driving electrodes of the touch detection unit (501, 701), are configured to provide reference voltage signals, and are located in the display region, wherein each reference electrode corresponds to at least one touch sensing electrode, wherein one reference electrode is added besides the at least one touch sensing electrode, and a denoising process unit (503, 703) configured to receive the plurality of touch detection signals from the plurality of touch sensing electrodes and the plurality of reference voltage signals from the plurality of reference electrodes, and process the plurality of touch detection signals and the plurality of reference voltage signals to generate a plurality of touch result signals having the interference of data driving removed, wherein, the plurality of shields (S_1~S_n) of the shield layer are configured to shield interference to the reference voltage signals from outside touch, and are insulated from the plurality of reference electrodes, and wherein, in a direction perpendicular to the display region, each of the plurality of shield layers (S_1~S_n) is disposed on a corresponding reference electrode of the plurality of reference electrodes, and overlaps at least part of the corresponding reference electrode.