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US 2026/0129989 A1Published application
Colloidal quantum dot based image sensor
AssigneeAttollo Engineering, LLC
InventorJet Meitzner
Life of this patent
Estimating the term…
Abstract
A colloidal quantum dot (CQD) based image sensor. The CQD based image sensor includes a top contact layer, a light absorption layer, a readout integrated circuit (ROIC), and a pixel electrode. The quantum dot film includes colloidal quantum dots. The pixel electrode is positioned between the quantum dot film and the ROIC.
Claims19
A colloidal quantum dot (CQD) based image sensor, comprising:
- a top contact layer;
- a light absorption layer including a quantum dot film, the quantum dot film including colloidal quantum dots;
- a readout integrated circuit (ROIC);
- and
- a pixel electrode positioned between the quantum dot film and the ROIC, wherein the pixel electrode includes a base portion having a planar surface and a pillar extending from the planar surface toward the top contact layer.
2 more elements
A colloidal quantum dot (CQD) based image sensor system, comprising:
- a top contact layer;
- a light absorption layer including a quantum dot film;
- a readout integrated circuit (ROIC);
- a first plurality of pixel electrodes having a first height positioned between the quantum dot film and the ROIC;
- a second plurality of pixel electrodes having a second height positioned between the quantum dot film and the ROIC, wherein the second height is greater than the first height,
- wherein the first plurality of pixel electrodes and the second plurality of pixel electrodes collect minority carriers from the light absorption layer and are coupled to the ROIC.
3 more elements
A colloidal quantum dot (CQD) based image sensor, comprising:
- a top contact layer;
- a light absorption layer including a quantum dot film;
- a readout integrated circuit (ROIC);
- a pixel electrode positioned between the quantum dot film and the ROIC on a planar surface, wherein the pixel electrode includes a pyramidal structure.
1 more element
Dependencies are inferred from the claim text.