Imaging device
First Claim
1. An imaging device comprising:
- a pixel including;
a photoelectric converter including a first electrode, a second electrode, and a photoelectric conversion layer between the first electrode and the second electrode, the first photoelectric converter generating signal charge,a charge storage region coupled to the first electrode, the charge storage region accumulating the signal charge, anda transistor having a gate coupled to the charge storage region, the transistor outputting a signal according to an amount of the signal charge accumulated in the charge storage region; and
first voltage supply circuitry configured to supply a first voltage that is positive and a second voltage that is less than the first voltage, whereinthe first voltage supply circuitry supplies the first voltage to the second electrode in a first period when the charge storage region accumulates the signal charge, andthe first voltage supply circuitry supplies the second voltage to the second electrode in a second period different from the first period.
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Abstract
An imaging device including a pixel which includes a photoelectric converter having a first electrode, a second electrode, and a photoelectric conversion layer between the first electrode and the second electrode, the first photoelectric converter generating signal charge; a charge storage region coupled to the first electrode, the charge storage region accumulating the signal charge; and a transistor which outputs a signal according to the signal charge accumulated in the charge storage region. The imaging device further including first voltage supply circuitry for supplying a first voltage that is positive and a second voltage that is less than the first voltage, the first voltage supply circuitry supplies the first voltage to the second electrode in a first period when the charge storage region accumulates the signal charge, and the first voltage supply circuitry supplies the second voltage to the second electrode in a second period different from the first period.
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Citations
18 Claims
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1. An imaging device comprising:
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a pixel including; a photoelectric converter including a first electrode, a second electrode, and a photoelectric conversion layer between the first electrode and the second electrode, the first photoelectric converter generating signal charge, a charge storage region coupled to the first electrode, the charge storage region accumulating the signal charge, and a transistor having a gate coupled to the charge storage region, the transistor outputting a signal according to an amount of the signal charge accumulated in the charge storage region; and first voltage supply circuitry configured to supply a first voltage that is positive and a second voltage that is less than the first voltage, wherein the first voltage supply circuitry supplies the first voltage to the second electrode in a first period when the charge storage region accumulates the signal charge, and the first voltage supply circuitry supplies the second voltage to the second electrode in a second period different from the first period. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An imaging device comprising:
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a pixel including; a photoelectric converter including a first electrode, a second electrode, and a photoelectric conversion layer between the first electrode and the second electrode, the first photoelectric converter generating signal charge, a charge storage region coupled to the first electrode, the charge storage region accumulating the signal charge, and a transistor having a gate coupled to the charge storage region, the transistor outputting a signal according to an amount of the signal charge accumulated in the charge storage region; and first voltage supply circuitry configured to supply a first voltage that is negative and a second voltage that is greater than the first voltage, wherein the first voltage supply circuitry supplies the first voltage to the second electrode in a first period when the charge storage region accumulates the signal charge, and the first voltage supply circuitry supplies the second voltage to the second electrode in a second period different from the first period. - View Dependent Claims (10, 11, 12, 13, 14, 15, 16)
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17. An imaging device comprising:
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a pixel including; a first electrode, a second electrode facing the first electrode, a photoelectric conversion layer between the first electrode and the second electrode, the photoelectric conversion layer generating signal charge, and a first signal detection circuit coupled to the first electrode, the first signal detection circuit detecting the signal charge; and voltage supply circuitry, wherein the voltage supply circuitry supplies a negative voltage to the second electrode in a first period when the pixel accumulates the signal charge, and the voltage supply circuitry supplies a zero or positive voltage to the second electrode in a third period included in a second period other than the first period. - View Dependent Claims (18)
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Specification