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

Claim 0:
1. A HJT cell having high photoelectric conversion efficiency, comprising an N-type crystalline silicon wafer, wherein an intrinsic amorphous silicon layer, a SiO2 layer, a C-doped SiO2 layer, a doped N-type amorphous silicon layer, a TCO conductive layer and electrodes are sequentially disposed on a front surface of the N-type crystalline silicon wafer, and
an intrinsic amorphous silicon layer, a SiO2 layer, a C-doped SiO2 layer, a doped P-type amorphous silicon layer, a TCO conductive layer and electrodes are sequentially disposed on a back surface of the N-type crystalline silicon wafer.