Photovoltaic semiconductor devices and methods of making same
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United States of America Patent
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-
Oct 14, 1980
Grant Date -
N/A
app pub date -
Apr 23, 1979
filing date -
Apr 23, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A solar cell which has high efficiency and which can be fabricated at low cost is described. The cell includes a semiconductor wafer with a front radiation-receiving surface which is entirely open and free of current conducting grids and also includes an array of interconnection paths which carry photocurrent from the front surface through the cell to metal electrodes on the rear surface of the cell.
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