| 摘要 |
PURPOSE: A flat type display device is provided to lengthen the lifespan of the flat-type display, while permitting aging treatment of the flat-type display to be easily carried out. CONSTITUTION: A flat-type display comprising a first panel(10) having electron emitting portions(16); a second panel(20) having an electron irradiation surface; and first and second electron emitting portion driving circuits(31,34) for driving the electron emitting portions; an electron emitting portion cut-off circuit(32) interposed between the electron emitting portions and the electron emitting portion driving circuits so as to prevent a discharge between the electron emitting portions and the electron irradiation surface.
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