Patent ID: 7245297

Claim:
A display device comprising: a first transistor including a drain terminal and a source terminal; a second transistor including a drain terminal and a source terminal; an amplifier circuit including an input terminal and an output terminal; and a current source circuit, wherein the drain terminal of the first transistor is electrically connected to the drain terminal of the second transistor, wherein the source terminal of the first transistor is electrically connected to a first electrode of a first light emitting element, wherein the source terminal of the second transistor is electrically connected to a first electrode of a second light emitting element, wherein a second electrode of the second light emitting element is electrically connected to the input terminal of the amplifier circuit, wherein the second electrode of the second light emitting element is electrically connected to the current source circuit, and wherein a second electrode of the first light emitting element is electrically connected to the output terminal of the amplifier circuit.