ABDECK-ZUBEHÖRVORRICHTUNG FÜR EIN TRAGBARES ELEKTRONISCHES UND/ODER IT-GERÄT, UND GERÄT, DAS MIT EINER SOLCHEN ZUBEHÖRVORRICHTUNG AUSGESTATTET IST

摘要

The present invention relates to a user device (100) for a portable device (102), comprising a folding part (104) on the user device (102), said folding part (104) comprising at least two detection layers, each kept at a guard potential and comprising at least one capacitive detection electrode:a first of said layers being arranged to perform a capacitive detection function of at least one control object located on one side of said folding portion (104);a second of said layers being arranged to perform a capacitive detection function of at least one control object located on the other side of said folding part (104); for triggering a function in the user apparatus (102). It also relates to an apparatus (10) provided with such an accessory device.