公开(公告)号：US08076590B2

公开(公告)日：2011-12-13

申请号：US12198343

申请日：2008-08-26

Applicant: Hui-Chen Zhao ,  Qing-Lin Zhou

Inventor： Hui-Chen Zhao ,  Qing-Lin Zhou

IPC: H05K1/11 ,  H05K1/03

CPC classification number: H05K1/0245 ,  H05K1/0219 ,  H05K1/0222 ,  H05K1/115 ,  H05K2201/09227 ,  H05K2201/09236 ,  H05K2201/09636

Abstract: A printed circuit board includes a first signal via, a second signal via, and a first ground via. A distance between the first ground via and the first signal via is substantially equal to a distance between the first ground via and the second signal via.

Abstract translation: 印刷电路板包括第一信号通孔，第二信号通孔和第一接地通孔。 第一接地通孔和第一信号通孔之间的距离基本上等于第一接地通孔和第二信号通孔之间的距离。