Display device and electronic apparatus
AssigneeSeiko Epson Corporation
InventorTsuyoshi TAMURA
Life of this patent
Estimating the term…
Abstract
In a display device, first to second data lines, first to second data transfer lines, first to fourth capacitance elements, a power supply line to which a fixed voltage is supplied, a first switch provided between the first data transfer line and the second capacitance element, a second switch provided between the power supply line and the second capacitance element, a third switch provided between the second data transfer line and the fourth capacitance element, a fourth switch provided between the power supply line and the fourth capacitance element, a first power supply supplying the fixed voltage to one end of the power supply line, and a second power supply supplying the fixed voltage to another end of the power supply line.
Claims10
A display device comprising:
- a first data line;
- a second data line;
- a first data transfer line corresponding to the first data line;
- a second data transfer line corresponding to the second data line;
- a first capacitance element holding a voltage of a data signal transferred to the first data transfer line;
- a second capacitance element electrically coupled to the first data line;
- a third capacitance element holding a voltage of a data signal transferred to the second data transfer line;
- a fourth capacitance element electrically coupled to the second data line;
- a power supply line to which a reference voltage is supplied;
- a first switch provided between the first data transfer line and the second capacitance element;
- a second switch provided between the power supply line and the second capacitance element;
- a third switch provided between the second data transfer line and the fourth capacitance element;
- a fourth switch provided between the power supply line and the fourth capacitance element;
- a first power supply supplying the reference voltage to one end of the power supply line;
- and
- a second power supply supplying the reference voltage to another end of the power supply line, wherein
- in a first period, the first switch and the third switch are OFF and the second switch and the fourth switch are ON, and
- in a second period subsequent to the first period, the first switch and the third switch are ON and the second switch and the fourth switch are OFF.
A display device comprising:
- a first data line;
- a second data line;
- a first data transfer line corresponding to the first data line;
- a second data transfer line corresponding to the second data line;
- a first capacitance element holding a voltage of a data signal transferred to the first data transfer line;
- a second capacitance element electrically coupled to the first data line;
- a third capacitance element holding a voltage of a data signal transferred to the second data transfer line;
- a fourth capacitance element electrically coupled to the second data line;
- a power supply line to which a initialization voltage is supplied;
- a first switch provided between the first data transfer line and the second capacitance element;
- a second switch provided between the power supply line and the first data line;
- a third switch provided between the second data transfer line and the fourth capacitance element;
- a fourth switch provided between the power supply line and the second data line;
- a first power supply supplying the initialization voltage to one end of the power supply line;
- and
- a second power supply supplying the initialization voltage to another end of the power supply line, wherein
- in a first period, the first switch and the third switch are OFF and the second switch and the fourth switch are ON, and
- in a second period subsequent to the first period, the first switch and the third switch are ON and the second switch and the fourth switch are OFF.
A display device comprising:
- a first power supply and a second power supply having an initialization voltage;
- a first supply line that is electrically coupled to the first power supply and to the second power supply and that is supplied with the initialization voltage;
- a pixel circuit provided corresponding to a data line;
- and
- a first switch that controls electrically connecting between the first supply line and the data line, wherein
- the first power supply supplies the initialization voltage to one end of the first supply line, and
- the second power supply supplies the initialization voltage to another end of the first supply line.
Dependencies are inferred from the claim text.