Solar cell and method for manufacturing the same
US10014419B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2017 |
| Grant date | Jul 3, 2018 |
| Priority date | — |
| Expiry date | Jul 6, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/548
Abstract
A method for manufacturing a solar cell can include a tunnel layer forming step of forming a tunnel layer on a first surface of a semiconductor substrate, a first conductive type semiconductor region forming step of forming a first conductive type semiconductor region on the first surface of the semiconductor substrate, a second conductive type semiconductor region forming step of forming a second conductive type semiconductor region by doping impurities of a second conductive type into a second surface of the semiconductor substrate, a first passivation film forming step of forming a first passivation film on the first conductive type semiconductor region and an electrode forming step of forming a first electrode connected to the first conductive type semiconductor region and a second electrode connected to the second conductive type semiconductor region.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.