Non-volatile ferroelectric capacitor and display driving circuit

A non-volatile ferroelectric capacitor, comprising:

• a substrate;
• a ferroelectric capacitor, which is formed in a middle of a surface of the substrate;
• a first channel layer and a second channel layer, which are respectively formed on both sides of the surface of the substrate;
• the ferroelectric capacitor comprises a bottom electrode, a ferroelectric thin film and a top electrode, which are sequentially arranged in a stacked manner, wherein the first channel layer is in contact with the bottom electrode;
• a dielectric material is formed on surfaces of the ferroelectric capacitor, the first channel layer and the second channel layer;
• a first gate electrode and a second gate electrode are formed on a surface of the dielectric material, such that a structure of the ferroelectric capacitor is formed;
• the structure of the ferroelectric capacitor is provided with a first groove, a second groove, a third groove, a fourth groove, a fifth groove, a sixth groove and a seventh groove;
• the first channel layer is at the bottom of the first groove and the second groove;
• the first gate electrode is at the bottom of the third groove;
• the second channel layer is at the bottom of the fourth groove and the fifth groove;
• the second gate electrode is at the bottom of the sixth groove;
• and
• and the top electrode is at the bottom of the seventh groove.