Light-emitting device and electronic apparatus
AssigneeSeiko Epson Corporation
InventorHitoshi Ota
Life of this patent
Estimating the term…
Abstract
A light-emitting device includes a data signal supply circuit, a first switching element electrically coupled to the data signal supply circuit, a first capacitor disposed in a display region and electrically coupled to the first switching element, a second switching element including a first end electrically coupled to the first switching element, and a second end, a second capacitor disposed in the display region and including a first end electrically coupled to the second end of the second switching element, and a second end, a data line electrically coupled to the second end of the second capacitor, a pixel circuit electrically coupled to the data line, and a first metal layer disposed between the first capacitor and the second capacitor and supplied with a fixed potential.
Claims12
A light-emitting device including a display region, the light-emitting device comprising:
- a data signal supply circuit;
- a first switching element including a first end electrically coupled to the data signal supply circuit, and a second end;
- a first capacitor disposed in the display region and electrically coupled to the second end of the first switching element;
- a second switching element including a first end electrically coupled to the second end of the first switching element, and a second end;
- a second capacitor disposed in the display region and including a first end electrically coupled to the second end of the second switching element, and a second end;
- a data line electrically coupled to the second end of the second capacitor;
- a pixel circuit disposed in the display region and electrically coupled to the data line, the pixel circuit including a light-emitting element and a transistor provided in a circuit layer;
- a first wiring layer including a first wiring disposed along the data line;
- and
- a first metal layer supplied with a fixed potential and disposed between the circuit layer and the first wiring layer and between the first capacitor and the second capacitor,
- wherein the first capacitor overlaps the pixel circuit in a plan view, and
- the first capacitor is a capacitor between the first metal layer and the first wiring.
A light-emitting device including a display region, the light-emitting device comprising:
- a data signal supply circuit;
- a first switching element including a first end electrically coupled to the data signal supply circuit, and a second end;
- a first capacitor disposed in the display region and electrically coupled to the second end of the first switching element;
- a second switching element including a first end electrically coupled to the second end of the first switching element and the first capacitor, and a second end;
- a wiring electrically coupled to the second end of the second switching element;
- a second capacitor disposed in the display region and including a first end electrically coupled to the wiring, and a second end;
- a data line disposed in the display region and electrically coupled to the second end of the second capacitor;
- a pixel circuit disposed in the display region and electrically coupled to the data line;
- a first metal layer disposed between the first capacitor and the second capacitor and supplied with a fixed potential;
- a second metal layer;
- and
- a wiring layer including the wiring and disposed between the first metal layer and the second metal layer,
- wherein the first capacitor overlaps the pixel circuit in a plan view, and
- the second capacitor is electrostatically shielded by the first metal layer and the second metal layer at the fixed potential.
Dependencies are inferred from the claim text.