- 专利标题: Printed Circuit Board Having Vias Arranged for High Speed Serial Differential Pair Data Links
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申请号: US15923494申请日: 2018-03-16
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公开(公告)号: US20190289710A1公开(公告)日: 2019-09-19
- 发明人: Vijendrera Kumar , Sanjay Kumar , Arun R. Chada , Mallikarjun Vasa , Bhyrav M. Mutnury
- 申请人: DELL PRODUCTS, LP
- 主分类号: H05K1/02
- IPC分类号: H05K1/02 ; H05K1/11 ; G06F13/42
摘要:
A printed circuit board includes a differential signal via pairs to route differential signal between layers of the printed circuit board. A first differential signal via pair is oriented in a first orientation and a second differential signal via pair is oriented perpendicular to the first orientation. The second differential signal via pair is located such that a midpoint of a first line segment drawn between centers of first and second vias of the second differential signal pair intersects a first ray drawn from a center of a first via of the first differential signal via pair through a center of a second via of the first differential signal via pair. Further, the second differential signal via pair is located such that the midpoint of the first line segment is at a characteristic via-to-via pitch distance for the printed circuit board from the center of the second via of the first differential signal via pair.
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