Multi-junction multi-tab photovoltaic devices
AssigneeZena Technologies, Inc.
InventorsYoung-June YU, Munib WOBER
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Abstract
Described herein is a photovoltaic device operable to convert light to electricity, comprising a substrate, a first junction, a second junction and a third junction; wherein the first junction and the second junction are arranged with opposite polarity and the second junction and the third junction are arranged with opposite polarity. The photovoltaic device may further comprise a terminal directly electrically connected to anodes of the first and second junctions or to cathodes of the first and second junctions.
Claims20
A photovoltaic device operable to convert light to electricity, comprising a substrate, a first junction, a second junction and a third junction;
- wherein the first junction and the second junction are arranged with opposite polarity and the second junction and the third junction are arranged with opposite polarity.
A method of making a photovoltaic device with one or more structures wherein the one or more structures comprise a tapered portion;
- the method comprising:
- making the one or more structures by reactive ion etching the substrate with a metal layer as a mask;
- forming the tapered portion by etching the one or more structures.
Dependencies are inferred from the claim text.