Solid-state image capturing apparatus, driving method thereof and electronic apparatus
AssigneeSony Corporation
InventorYusuke Oike
Life of this patent
Estimating the term…
Abstract
A solid-state imaging device, with (a) a pixel array unit including two-dimensionally arranged pixels each including (i) a photoelectric conversion element, (ii) a select transistor configured to perform pixel selection, and (iii) a charge discharging transistor configured to selectively discharge the charges accumulated in the photoelectric conversion element; and (b) driving circuitry operable to drive reading of output signals from the pixels of the pixel array unit, for each pixel the driving circuitry driving the charge discharging transistor using a select transistor driving signal.
Claims12
A solid-state imaging device, comprising:
- pixel units arranged in rows and columns;
- and
- driving circuitry operable to drive readings of output signals from the pixel units,
- wherein each of the pixel units includes:
- a photoelectric conversion element configured to convert incident light into a charge,
- a transfer transistor connected to the photoelectric conversion element, the transfer transistor is configured to transfer the charge accumulated in the photoelectric conversion element,
- a floating capacitance that holds the charge transferred by the transfer transistor from the photoelectric conversion element, and
- a memory unit that holds the charge transferred from the photoelectric conversion element separately from the floating capacitance,
- a first transistor configured to perform pixel selection,
- a second transistor configured to selectively discharge the charge accumulated in the photoelectric conversion element, and
- a charge holding section, and
- wherein the driving circuitry drives the second transistor using a first transistor driving signal.
A solid-state imaging device, comprising:
- pixel units arranged in rows and columns;
- and
- driving circuitry operable to drive readings of output signals from the pixel units, and the driving circuitry connected to a control line
- wherein each of the pixel units includes:
- a photoelectric conversion element configured to convert incident light into a charge,
- a transfer transistor connected to the photoelectric conversion element, the transfer transistor is configured to transfer the charge accumulated in the photoelectric conversion element,
- a floating capacitance that holds the charge transferred by the transfer transistor from the photoelectric conversion element, and
- a memory unit that holds the charge transferred from the photoelectric conversion element separately from the floating capacitance,
- a first transistor configured to perform pixel selection, the first transistor is connected to the control line,
- a second transistor configured to selectively discharge the charges accumulated in the photoelectric conversion element, the second transistor is connected to the control line, and
- a charge holding section.
Dependencies are inferred from the claim text.