Amplifier and display driver including the same

An amplifier feeds a current corresponding to a difference between a gradation voltage corresponding to a luminance level in a video signal and an amplified gradation voltage obtained by amplifying such a gradation voltage through an output current line in a current mirror circuit, and provides a vo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: Shiibayashi, Kenichi
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:An amplifier feeds a current corresponding to a difference between a gradation voltage corresponding to a luminance level in a video signal and an amplified gradation voltage obtained by amplifying such a gradation voltage through an output current line in a current mirror circuit, and provides a voltage on the output current line to an output part via a driving line. The output part generates the amplified gradation voltage on the output line by feeding a current according to a voltage on the driving line through the output line.