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US 2006/0154575 A1Published application
Method of making solar cell
AssigneeSharp Kabushiki Kaisha
InventorsKimihiko Kajimoto, Junzou Wakuda
Life of this patent
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Abstract
A method of manufacturing a solar cell including a silicon wafer is provided. In certain example instances, the method may include flattening fine roughness existing on a side face of a silicon block or a silicon stack used for manufacturing the silicon wafer for use in the solar cell.
Claims10
A method of making a solar cell comprising a silicon wafer, the method comprising the following steps in the order recited:
- polishing side faces of a silicon block used for manufacturing the silicon wafer;
- slicing the silicon block, so that said slicing is performed after said polishing, and
- making solar cell(s) using sliced pieces from the silicon block.
A method of making a silicon wafer for a solar cell, the method comprising:
- polishing side faces of a silicon block used for manufacturing the silicon wafer;
- and
- slicing the silicon block, so that said slicing is performed after said polishing.
Dependencies are inferred from the claim text.