Display, method for driving display, and electronic apparatus

A display apparatus comprising a plurality of pixels and a driving circuit,

• the driving circuit being configured to drive the plurality of pixels,
• at least one of the pixels comprising a light emitting element, a write unit, a drive unit, and a capacitive part,
• the capacitive part comprising a holding capacitor and an additional capacitance which are connected to a control node of the drive unit,
• the holding capacitor is configured to set a potential of the control node of the drive unit,
• the driving circuit is configured to execute a preparation process, before light emission, such that a current through the drive unit is provided from an output node of the drive unit to the holding capacitor at least within a period in which the write unit is in a conductive state and sampling a data signal from a signal line, thereby boosting up the potential of the control node of the drive unit,
• wherein a multi-layered structure, including at least three layers, is employed for enhancing the capacitance ratio of the holding capacitor to the additional capacitance,
• wherein the driving circuit is configured to connect a gate of the drive unit to a first potential V1, and a current terminal of the drive unit to a second potential V2, and
• a threshold voltage of the drive unit Vth, the first potential V1, and the second potential V2 are set such that V1−V2>=Vth.

A display apparatus comprising a pixel array part and a driving circuit part,

• the pixel array part including a plurality of pixels,
• the driving circuit part being configured to drive the pixel array part,
• at least one of the plurality of pixels comprising an electro-optical element, a write transistor, a drive transistor, and a capacitive part having a multi-layered structure and,
• the capacitive part comprising a holding capacitive element and an additional capacitive element which are connected to a common node,
• the driving circuit being configured to carry out:
• a correction preparation operation that includes writing a reset signal to the holding capacitive element, thereby setting a gate of the drive transistor and a source of the drive transistor to different potentials;
• a preparation operation that includes providing a current through the drive transistor to the holding capacitive element at least within a period in which the write transistor is set in a conductive state to sample a data signal from a signal line by extracting a current through the drive transistor and feeding back to the holding capacitive element, while writing the data signal from the signal line via the write transistor, whereby storing a voltage related to an image data and a property data of the drive transistor, to the holding capacitive element;
• and
• a light emission period that includes supplying a driving current to the electro-optical element via the drive transistor,
• the multi layered-structure comprising:
• a first layer on which at least a part of a connection wiring from the write transistor to the holding capacitive element is formed;
• and
• a second layer on which at least a part of a connection wiring from the holding capacitive element to a current electrode of the drive transistor is formed,
• wherein the holding capacitive element is formed by employing conductive layers comprising at least one other layer that is different from the first layer and the second layer, whereby enhancing the capacitance ratio of the holding capacitive element to the additional capacitive element.