Printed circuit board

Electricity: conductors and insulators – Conduits – cables or conductors – Preformed panel circuit arrangement

Reexamination Certificate

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Details

C174S261000, C361S800000, C361S816000, C361S818000

Reexamination Certificate

active

08076585

ABSTRACT:
A printed circuit board includes a ground layer and a signal layer. The ground layer has a grid formed by grid lines. A pair of signal traces is laid on the signal layer. The pair of signal traces is symmetrical about one grid line or one central line of the grid.

REFERENCES:
patent: 5300899 (1994-04-01), Suski
patent: 5675299 (1997-10-01), Suski
patent: 2006/0246268 (2006-11-01), Honjo et al.

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