| 摘要 |
A substrate of a display device for packaging a driving integrated circuit (IC) including an input lead and an output lead includes an input pad group corresponding to the input lead on the substrate along a first direction, an output pad group corresponding to the output lead on the substrate along a second direction transverse to the first direction, an extra input pad group adjacent to the input pad group along the first direction, and an extra output pad group adjacent to the output pad group along the second direction.
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