| 摘要 |
Disclosed herein is a display including: a pixel array part configured to include pixels that are arranged in a matrix and each have an electro-optical element, a write transistor for writing a video signal, a drive transistor for driving the electro-optical element based on the video signal written by the write transistor, and a holding capacitor connected between gate and source of the drive transistor, wherein the holding capacitor includes a first electrode, a second electrode disposed to face one surface of the first electrode for forming a first capacitor, and a third electrode disposed to face the other surface of the first electrode for forming a second capacitor, and the first capacitor and the second capacitor are connected in parallel to each other electrically. |
| 主权项 |
1. A display device 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 sampling transistor, a drive transistor, and a capacitive part and, the capacitive part comprising a holding capacitor 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 capacitor such that a voltage stored in the holding capacitor is greater than zero; a preparation operation that includes providing a current through the drive transistor to the holding capacitor at least within a period in which the sampling 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 capacitor, while writing the data signal from the signal line via the sampling transistor, whereby storing a voltage related to an image data and a property data of the drive transistor, to the holding capacitor; and a light emission operation that includes supplying a driving current to the electro-optical element via the drive transistor, wherein the holding capacitor includes a first electrode being a portion of a first layer of the capacitive part, a second electrode being a portion of a second layer of the capacitive part, and a third electrode being a portion of a third layer of the capacitive part, the first, second, and third layers being different from one another, wherein at least a part of a connection wiring from the sampling transistor to the holding capacitor is formed as a portion of the first layer; and wherein at least a part of a connection wiring from the holding capacitor to a current electrode of the drive transistor is formed as a part of the second layer. |
