| 摘要 |
<p>The electronic security module, e.g. to prevent unauthorized access to confidential data in cash machines and the like, has a security zone for the relevant electronic components (20) and a circuit board (10) with conductors (26) in a serpentine configuration in at least two overlaid offset layers. The conductors have a width (a) of not >150 mu m. The layers are interconnected by conductive pads (30) at connection drillings (28).</p> |
