Patent ID: 8829338

Claim:
A bridging solar cell comprising: a substrate having a front surface and a back surface; a first set of bus bar electrodes disposed on the front surface and extending along a first direction; a second set of bus bar electrodes disposed on the back surface and extending along a second direction different from the first direction and electrically connected to the first set of bus bar electrodes via the substrate; a first insulation film disposed on the back surface between a portion of the second set of bus bar electrodes and the back surface; a first welding member disposed on the first insulation film and electrically connected to the second set of bus bar electrodes; a third set of bus bar electrodes disposed on the first insulation film and extending along the second direction so as to be insulated from the substrate; and a second welding member disposed on the first insulation film and electrically connected to the third set of bus bar electrodes.