Patent ID: 6933935
Filing Date: 2005-08-23
Classification: G09G

Abstract:
1. An image display apparatus, comprising: row wiring; a plurality of column wirings; a modulator; a plurality of display devices, said plurality of display devices being commonly connected to said row wiring, each of said plurality of column wirings being connected to a corresponding one of said plurality of display devices, and said modulator supplying a modulated signal to said column wirings, wherein said modulator includes: a pulse width modulator for generating a pulse signal having a time width corresponding to a tone of a signal to be displayed; and a potential setting circuit for setting a potential of the pulse signal in accordance with display modes, and external setting means for setting the potential of the pulse signal in accordance with an image to be displayed, wherein said potential setting circuit sets the potential of the pulse signal in accordance with a setting of said external setting means.