SIGNAL WAVEFORM FORMING CIRCUIT, DRIVING CIRCUIT AND DISPLAY DEVICE PROVIDED WITH THE DRIVING CIRCUIT

摘要

PROBLEM TO BE SOLVED: To improve reliability and durability by suppressing the deterioration of an n-ch TFT in a driving circuit for a display device. SOLUTION: At least one of inverter circuits 21 for a plurality of stages comprising a clock buffer part 121 of a scan line driving circuit 12 is composed of a NAND circuit 22 and a voltage to be impressed to the drain of n-ch TFT is divided.