Patent ID: 7728444

Claim:
A wiring board comprising: first to 2 n +1th terminal group each having first and second terminals; a first wiring within the wiring board associated with said first terminals; and a second wiring within the wiring board associated with said second terminals; wherein said first wiring and second wiring are in a positional relationship of being shifted parallel to each other in a planar direction of the wiring board so as not to come into electrical contact with each other, each of the first and second wirings having a binary tree structure having a plurality of nodes arranged in a plurality of depths, where a node in one depth is coupled to more than one nodes in adjacent lower depth in respective branches, in which all leaves are at the same depth from a root, said first terminal group being associated with said root, said second to 2 n +1th terminal group being positioned at the respective leaves, said branches including vias, and said branches at the same depth in the tree structure having the same length with each other.