Patent ID: 11961923
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H  G  Y | IPC H

Claim 6:
7. The solar cell according to claim 1, wherein the low-conductivity region of the back electrode comprises a metal layer or an alloy layer; or
wherein the low-conductivity region of the back electrode comprises a metal layer or an alloy layer, and a transparent conductive oxide layer or a metal oxide layer stacked with the metal or alloy layer; or
wherein the low-conductivity region of the back electrode comprises a transparent conductive oxide layer and a barrier layer; and
wherein the metal oxide layer comprises one or more of molybdenum oxide, zinc oxide, or tungsten oxide, and the barrier layer comprises an organic barrier material and/or an inorganic barrier material.