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Silicon Laboratories Finland Manuals
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IEEE 802.11 b/g/n Wi-Fi module WF111
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Bluegiga Tec
hnologies Oy
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Overlapping GND lay
ers without
GND stitching vias
Overlapping GND lay
ers with
GND stitching vias shiel
ding the
RF energy
Figure
16
:
Use of stitching vias to avoid em
issions f
rom the edges of the PCB
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