| 摘要 |
An apparatus is provided for modulating a conductive element in an FED device from a first level to a second level in which the charge on the display is conserved. In one embodiment, the apparatus has a primary modulator having a first input connected to a first signal representative of the second level, an output connected to the conductive element, and a second input connected to a first signal representative of the output; and a connector of a modifying voltage to the output, the connector having a first input connected to a second signal representative of the second level and a second input connected to a second signal responsive to the output.
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