| 摘要 |
A display apparatus includes scan lines, a scan line driving circuit connected to at least left or right ends of the scan lines so as to apply a scan voltage to the scan lines, data lines, a data line driving circuit connected to the data lines to apply a driving voltage to the data lines in accordance with an inputted video signal, electron emitting elements connected to intersection portions between the scan lines and the data lines respectively to emit electrons in accordance with a potential difference between the scan voltage and the driving voltage, and a control module, wherein the control module controls the scan line driving circuit and/or the data line driving circuit to apply a reverse-polarity voltage to the electron emitting elements in accordance with the electron emitting elements, the reverse-polarity voltage having reverse polarity to the voltage applied to the electron emitting elements.
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