Gamma correction circuit

摘要

A gamma correction circuit is disclosed which includes an amplifier for amplifying a video input signal, a series connection of diode connected transistors whose input terminal is coupled to the output terminal of the amplifier and a cascade connection of emitter follower transistors whose output terminal is connected to the output terminal of the series connection of the diode connected transistors and is grounded through a resistor and whose input terminal is supplied with control signals.