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US 2010/0300526 A1Published application
Solar cell and method for manufacturing solar cell
AssigneeSeiko Epson Corporation
InventorsAtsushi DENDA, Hiromi SAITO
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Abstract
A solar cell includes a substrate, a first electrode layer formed on the substrate, a semiconductor layer formed on the first electrode layer, a second electrode layer formed on the semiconductor layer, and a conductive contact layer formed in a groove portion extending from the first electrode layer to the second electrode layer in a portion of the semiconductor layer.
Claims6
A solar cell comprising:
- a substrate;
- a first electrode layer formed on the substrate;
- a semiconductor layer formed on the first electrode layer;
- a second electrode layer faulted on the semiconductor layer;
- and
- a conductive contact layer formed in a groove portion extending from the first electrode layer to the second electrode layer in a portion of the semiconductor layer.
3 more elements
A method for manufacturing a solar cell comprising:
- foaming a first electrode layer on a substrate;
- forming a semiconductor layer on the first electrode layer;
- removing a portion of the semiconductor layer in a thickness direction and forming a groove portion extending to the first electrode layer;
- forming a conductive contact layer in the groove portion;
- and
- forming a second electrode layer on the semiconductor layer and the contact layer.
3 more elements
Dependencies are inferred from the claim text.