Electricity: conductors and insulators – Conduits – cables or conductors – Preformed panel circuit arrangement
Reexamination Certificate
2008-07-01
2008-07-01
Norris, Jeremy C (Department: 2841)
Electricity: conductors and insulators
Conduits, cables or conductors
Preformed panel circuit arrangement
C361S794000, C029S830000
Reexamination Certificate
active
11180756
ABSTRACT:
A high frequency multi-layer printed circuit board, according to the present invention, comprises a through connection having an impedance adapting structure surrounding the through connection and enabling an adjustment of the characteristic impedance of the through connection to a desired value. Thus, high frequency signals may be led through the printed circuit board with reduced signal deformation. The high frequency multi-layer printed circuit board is applicable for high frequency signals up to the GHz-range.
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International Search Report dated Jun. 29, 2006.
Huschka Andreas
Kaluzni Heiko
Advanced Micro Devices , Inc.
Norris Jeremy C
Williams Morgan & Amerson P.C.
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