Patent ID: 11917318
Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. The imaging device according to any one of claims 1 to 5,
wherein the comparison circuit comprises a first sense amplifier and a second sense amplifier,
wherein the first sense amplifier comprises a third node,
wherein the second sense amplifier comprises a fourth node,
wherein the output circuit comprises a fifth node,
wherein the first sense amplifier comprises a first input unit to which a lowest voltage in the voltage range is input,
wherein the second sense amplifier comprises a second input unit to which a highest voltage in the voltage range is input,
wherein the first sense amplifier and the second sense amplifier each comprise a third input unit to which the second node is electrically connected,
wherein the third node and the fourth node are electrically connected to the output circuit, and
wherein the fifth node is electrically connected to the first switch.