DISPLAY DEVICE, DISPLAY MODULE, AND ELECTRONIC DEVICE
First Claim
Patent Images
1. A display device comprising:
- a pixel comprising a transistor and a display element;
a first circuit comprising a second circuit and an operational amplifier, the second circuit comprising a switch; and
a wiring,wherein the transistor is electrically connected to the switch of the second circuit through the wiring,wherein the operational amplifier is electrically connected to the switch of the second circuit,wherein the first circuit is configured to perform a plurality of functions, andwherein the second circuit is configured to select one of the plurality of functions by controlling a conduction state of the switch.
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Abstract
To provide a display device which can perform external correction and has a reduced area occupied by a read circuit. The display device includes a pixel and the read circuit. The pixel includes a transistor and a display element. The read circuit includes a function selection portion and an operational amplifier. The transistor is electrically connected to the function selection portion through a wiring. The operational amplifier is electrically connected to the function selection portion. The function selection portion includes at least one switch and can select the function of the read circuit by switching of the switch.
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Citations
25 Claims
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1. A display device comprising:
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a pixel comprising a transistor and a display element; a first circuit comprising a second circuit and an operational amplifier, the second circuit comprising a switch; and a wiring, wherein the transistor is electrically connected to the switch of the second circuit through the wiring, wherein the operational amplifier is electrically connected to the switch of the second circuit, wherein the first circuit is configured to perform a plurality of functions, and wherein the second circuit is configured to select one of the plurality of functions by controlling a conduction state of the switch. - View Dependent Claims (2, 3, 4, 5)
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6. A display device comprising:
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a pixel comprising a transistor and a display element; a first circuit comprising a second circuit and an operational amplifier electrically connected to the second circuit, the second circuit comprising a capacitor; a first wiring; and a second wiring, wherein the transistor is electrically connected to the second circuit through the first wiring, wherein one electrode of the capacitor is electrically connected to an inverting input terminal of the operational amplifier, wherein the other electrode of the capacitor is electrically connected to an output terminal of the operational amplifier, wherein the second circuit is configured to select whether the inverting input terminal of the operational amplifier is electrically connected to the first wiring or to the output terminal of the operational amplifier, and wherein the second circuit is configured to select whether a non-inverting input terminal of the operational amplifier is electrically connected to the first wiring or to the second wiring. - View Dependent Claims (7, 8, 9, 10, 11)
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12. A display device comprising:
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a pixel comprising a transistor and a display element; a first circuit comprising a second circuit and an operational amplifier electrically connected to the second circuit, the second circuit comprising a resistor; a first wiring; and a second wiring, wherein the transistor is electrically connected to the second circuit through the first wiring, wherein one electrode of the resistor is electrically connected to an output terminal of the operational amplifier, wherein the second circuit is configured to select whether an inverting input terminal of the operational amplifier is electrically connected to the first wiring and the other electrode of the resistor or to the output terminal of the operational amplifier, and wherein the second circuit is configured to select whether a non-inverting input terminal of the operational amplifier is electrically connected to the first wiring or to the second wiring. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A display device comprising:
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a pixel comprising a transistor and a display element; a first circuit comprising a second circuit and an operational amplifier electrically connected to the second circuit, the second circuit comprising a capacitor, a resistor, and a first switch; a first wiring; and a second wiring, wherein the transistor is electrically connected to the second circuit through the first wiring, wherein one electrode of the capacitor is electrically connected to an output terminal of the operational amplifier, wherein one electrode of the resistor is electrically connected to the output terminal of the operational amplifier, wherein an inverting input terminal of the operational amplifier is electrically connected to the first wiring, wherein a non-inverting input terminal of the operational amplifier is electrically connected to the second wiring, wherein the output terminal of the operational amplifier is electrically connected to the inverting input terminal of the operational amplifier through the first switch, and wherein the second circuit is configured to select whether the inverting input terminal of the operational amplifier is electrically connected to the other electrode of the capacitor or to the other electrode of the resistor. - View Dependent Claims (19, 20, 21, 22, 23, 24, 25)
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Specification