Patent ID: 9728516
Date: 2017-08-08
CPC Classifications: H01L

Claim:
1. An electric apparatus comprising: a plurality of electric patterns arranged on a substrate, each of the electric patterns comprising: a pad for connection with a solder ball; an electrical trace laterally extending from a first portion of the pad and configured to communicate an electrical signal with the pad; a first dummy trace laterally extending from a second portion of the pad; and a first connection line formed between the first dummy trace and the electrical trace and configured to communicate the electrical signal between the first dummy trace and the electrical trace, wherein the first dummy trace is offset from a straight line connecting the pad to the electrical trace, wherein the first dummy trace extends from the pad in a first direction and the electrical trace extends from the pad in a second direction that forms a right angle with the first direction, and wherein each of the electrical patterns comprises no more than two dummy traces.