A liquid crystal display device, comprising: a plurality of pixels arranged in rows and columns in a matrix form; a plurality of m horizontal common lines (VcomLl,..., VcomLm) arranged in the direction of the rows and coupled to a common electrode of the plurality of pixels; and at least one vertical common line (VcomLV) arranged in the direction of the columns and connecting the m horizontal common lines (VcomLl,..., VcomLm) to one another; a vertical dummy data line; a power module configured to supply a common voltage (Vcom) to the at least one vertical common line common line (VcomL); at least one compensation capacitor (Cdc) comprising a conductive pattern, a dummy common electrode coupled to a respective horizontal common line (VcomLi) and an insulating layer disposed between the dummy common electrode and the conductive pattern; a data driver coupled by means of the vertical dummy data line to the conductive pattern of the at least one compensation capacitor (Cdc), the data driver being configured to: apply a data voltage (ADATA) having a first polarity to a pixel of the plurality of pixels; subsequently change the polarity of the data voltage (ADATA) from the first polarity to a second polarity; and apply an analog compensation data voltage (ADDATA) by means of the vertical dummy data line into the at least one compensation capacitor (Cdc) while changing the polarity of the data voltage (ADATA) from the first polarity to the second polarity, so as to reduce ripples in a common voltage (Vcom) applied to the horizontal common lines (VcomLl,..., VcomLm); the liquid crystal display device further comprising: a timing controller configured to generate a digital compensation data (DDATA) and provide the digital compensation data (DDATA) to the data driver, wherein the data driver is configured to convert the digital compensation data (DDATA) into the analog compensation data voltage (ADDATA). a plurality of pixels arranged in rows and columns in a matrix form; a plurality of m horizontal common lines (VcomLl,..., VcomLm) arranged in the direction of the rows and coupled to a common electrode of the plurality of pixels; and at least one vertical common line (VcomLV) arranged in the direction of the columns and connecting the m horizontal common lines (VcomLl,..., VcomLm) to one another; a vertical dummy data line; a power module configured to supply a common voltage (Vcom) to the at least one vertical common line common line (VcomL); at least one compensation capacitor (Cdc) comprising a conductive pattern, a dummy common electrode coupled to a respective horizontal common line (VcomLi) and an insulating layer disposed between the dummy common electrode and the conductive pattern; a data driver coupled by means of the vertical dummy data line to the conductive pattern of the at least one compensation capacitor (Cdc), the data driver being configured to: apply a data voltage (ADATA) having a first polarity to a pixel of the plurality of pixels; subsequently change the polarity of the data voltage (ADATA) from the first polarity to a second polarity; and apply an analog compensation data voltage (ADDATA) by means of the vertical dummy data line into the at least one compensation capacitor (Cdc) while changing the polarity of the data voltage (ADATA) from the first polarity to the second polarity, so as to reduce ripples in a common voltage (Vcom) applied to the horizontal common lines (VcomLl,..., VcomLm); the liquid crystal display device further comprising: a timing controller configured to generate a digital compensation data (DDATA) and provide the digital compensation data (DDATA) to the data driver, wherein the data driver is configured to convert the digital compensation data (DDATA) into the analog compensation data voltage (ADDATA). apply a data voltage (ADATA) having a first polarity to a pixel of the plurality of pixels; subsequently change the polarity of the data voltage (ADATA) from the first polarity to a second polarity; and apply an analog compensation data voltage (ADDATA) by means of the vertical dummy data line into the at least one compensation capacitor (Cdc) while changing the polarity of the data voltage (ADATA) from the first polarity to the second polarity, so as to reduce ripples in a common voltage (Vcom) applied to the horizontal common lines (VcomLl,..., VcomLm); the liquid crystal display device further comprising: a timing controller configured to generate a digital compensation data (DDATA) and provide the digital compensation data (DDATA) to the data driver, wherein the data driver is configured to convert the digital compensation data (DDATA) into the analog compensation data voltage (ADDATA). a timing controller configured to generate a digital compensation data (DDATA) and provide the digital compensation data (DDATA) to the data driver, wherein the data driver is configured to convert the digital compensation data (DDATA) into the analog compensation data voltage (ADDATA).