Patent ID: 11921550
Assignee: BOE TECHNOLOGY GROUP CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A circuit board, comprising: a main circuit board and an adapter circuit board stacked on the main circuit board;
the adapter circuit board is provided with at least one first pad region, and a first pad region comprises a hollowed region penetrating through the adapter circuit board and a plurality of first pads distributed around the hollowed region; and
the main circuit board is provided with at least one second pad region, a second pad region comprises a plurality of second pads, and the plurality of first pads of each first pad region are respectively soldered to the plurality of second pads of a corresponding second pad region;
wherein each first pad is provided with a solder hole penetrating through the adapter circuit board and filled with solder, and the solder connects the first pads and the second pads.