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US 2018/0019364 A1Published application
Bonds for solar cell metallization
AssigneeSunPower Corporation
InventorsRichard Hamilton Sewell, Michel Arsène Olivier Ngamo Toko, Matthieu Moors, Jens Dirk Moschner
Life of this patent
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Abstract
A solar cell can include a substrate and a semiconductor region disposed in or above the substrate. The solar cell can also include a conductive contact disposed on the semiconductor region with the conductive contact including a conductive foil bonded to the semiconductor region.
Claims20
A solar cell, comprising:
- a substrate;
- a semiconductor region disposed in or above the substrate;
- and
- a conductive foil thermally compressed to the semiconductor region.
1 more element
A solar cell, comprising:
- a single crystalline silicon substrate;
- a doped silicon region disposed in the single crystalline silicon substrate;
- and
- a conductive foil thermally compressed to the doped silicon region.
1 more element
A solar cell, comprising:
- a single crystalline silicon substrate;
- a doped polycrystalline silicon layer disposed above the single crystalline silicon substrate;
- and
- a conductive foil thermally compressed to the doped polycrystalline silicon layer.
1 more element
Dependencies are inferred from the claim text.