Patent ID: 11955464
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 10:
11. A semiconductor package comprising:
a first structure;
a second structure on the first structure;
a first pad on a top surface of the first structure, the first pad including a first portion and a second portion protruding in a vertical direction from the first portion, a width of the first portion in a first horizontal direction being greater than a width of the second portion in the first horizontal direction;
a second pad on a bottom surface of the second structure, the bottom surface facing the top surface of the first structure; and
a solder ball between the first pad and the second pad and in direct contact with a sidewall of the second portion of the first pad,
wherein the second portion of the first pad is in contact with the second pad, and
a width of the solder ball in the first horizontal direction is smaller than the width of the first portion of the first pad in the first horizontal direction.