Redundancy in integrated circuits

A substrate 1 has several conductive tracks 21 and a switching matrix 30 within the thickness of the substrate. Several groups 5 to 12 of identical integrated circuits are mounted on the substrate, one circuit from each group being operatively connected into the assembly by the switching matrix. A p...

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1. Verfasser: EDWARD STUART ECCLES
Format: Patent
Sprache:eng
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Zusammenfassung:A substrate 1 has several conductive tracks 21 and a switching matrix 30 within the thickness of the substrate. Several groups 5 to 12 of identical integrated circuits are mounted on the substrate, one circuit from each group being operatively connected into the assembly by the switching matrix. A processor 4 detects malfunction of a circuit and controls the switching matrix 30 to disconnect that circuit and operatively connect into the assembly an alternative circuit from the same group.