Fingerprint detection touch control display apparatus, array substrate, and method of fabricating fingerprint detection touch control display apparatus

A method of fabricating a fingerprint detection touch control display apparatus, comprising:

• forming a plurality of touch sensors on a base substrate;
• and
• forming a counter substrate facing the base substrate;
• wherein forming each of the plurality of touch sensors comprises:
• forming an invisible light emitting element;
• forming a driving circuit configured to driving light emission of the invisible light emitting element;
• forming an invisible light sensor;
• forming a light shield;
• and
• forming a via extending through the light shield;
• wherein the invisible light emitting element is formed to emit light toward the counter substrate, at least a portion of the light being reflected by a touch object into the invisible light sensor through the via;
• and
• the invisible light sensor is formed to detect the portion of the light, thereby detecting a fingerprint information;
• wherein forming the driving circuit comprises forming a switching transistor, forming a light emission control transistor, forming a reset transistor, forming a first storage capacitor, and forming a second storage capacitor;
• wherein the switching transistor comprises a first node connected to a data line, a second node connected to a gate node of a driving transistor, and a gate node connected to a gate line;
• the light emission control transistor comprises a first node connected to a first power supply terminal, a second node connected to the first node of the driving transistor, and a gate node connected to an emission control line;
• the reset transistor comprises a first node connected to the second node of the driving transistor, a second node connected to a signal input terminal, and a gate node connected to a reset signal terminal;
• the first storage capacitor comprises a first terminal connected to the gate node of the driving transistor, and a second terminal connected to the second node of the driving transistor;
• and
• the second storage capacitor comprises a first terminal connected to the first node of the reset transistor, and a second terminal connected to a second power supply terminal.

An array substrate, comprising:

• a base substrate;
• and
• a plurality of touch sensors on the base substrate;
• wherein each of the plurality of touch sensors comprises:
• an invisible light emitting element;
• a driving circuit configured to driving light emission of the invisible light emitting element;
• an invisible light sensor;
• and
• a light shield;
• and
• wherein the invisible light emitting element is configured to emit light, at least a portion of the light being reflected by a touch object into the invisible light sensor through a via extending through the light shield;
• and
• the invisible light sensor is configured to detect the portion of the light, thereby detecting a fingerprint information;
• wherein the driving circuit comprises a switching transistor, a light emission control transistor, a reset transistor, a first storage capacitor, and a second storage capacitor;
• wherein the switching transistor comprises a first node connected to a data line, a second node connected to a gate node of a driving transistor, and a gate node connected to a gate line;
• the light emission control transistor comprises a first node connected to a first power supply terminal, a second node connected to the first node of the driving transistor, and a gate node connected to an emission control line;
• the reset transistor comprises a first node connected to the second node of the driving transistor, a second node connected to a signal input terminal, and a gate node connected to a reset signal terminal;
• the first storage capacitor comprises a first terminal connected to the gate node of the driving transistor, and a second terminal connected to the second node of the driving transistor;
• and
• the second storage capacitor comprises a first terminal connected to the first node of the reset transistor, and a second terminal connected to a second power supply terminal.