Back to results
US 11,600,650 B2Granted
Photoelectric conversion apparatus and imaging system using the same
AssigneeCanon Kabushiki Kaisha
InventorsMasahiro Kobayashi, Yuichiro Yamashita
Life of this patent
Estimating the term…
Abstract
In a photoelectric conversion apparatus including charge storing portions in its imaging region, isolation regions for the charge storing portions include first isolation portion each having a PN junction, and second isolation portions each having an insulator. A second isolation portion is arranged between a charge storing portion and at least a part of a plurality of transistors.
Claims20
A photoelectric conversion apparatus comprising a pixel unit including:
- a first photoelectric conversion portion;
- a second photoelectric conversion portion;
- a first charge storing portion configured to hold a signal based on a charge generated by the first photoelectric conversion portion;
- a second charge storing portion configured to hold a signal based on a charge generated by the second photoelectric conversion portion;
- a first floating diffusion portion arranged at a different location from the first storage portion and configured to hold a signal based on a charge generated by the first photoelectric conversion portion;
- a first transistor being one of a reset transistor, an amplification transistor, and a selection transistor;
- and
- a first element isolation portion having;
- an insulator and arranged between the first transistor and the first photoelectric conversion portion,
- wherein the first photoelectric conversion portion and the second charge storing portion are arranged in a same active region.
7 more elements
Dependencies are inferred from the claim text.