Patent ID: 11973151
Assignee: TONGWEI SOLAR (MEISHAN) CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 8:
9. The HJT cell according to claim 7, wherein a thickness of the doped N-type amorphous silicon layer ranges from 10 nm to 30 nm, the doped N-type amorphous silicon layer comprises a lightly P-doped amorphous silicon layer and a heavily P-doped amorphous silicon layer, the lightly P-doped amorphous silicon layer is located closer to the C-doped SiO2 layer, the heavily P-doped amorphous silicon layer is located closer to the TCO conductive layer, a thickness of the lightly P-doped amorphous silicon layer ranges from 1 nm to 20 nm, and a thickness of the heavily P-doped amorphous silicon layer ranges from 1 nm to 20 nm.