公开(公告)号：EP2599367A4

公开(公告)日：2018-03-28

申请号：EP11811882

申请日：2011-05-04

Applicant: NOKIA TECHNOLOGIES OY

Inventor： ROUVALA MARKKU ,  VON RAUNER TAPANI

IPC: H05K1/18 ,  H01G11/28

CPC classification number: H01G11/82 ,  H01G11/26 ,  H01G11/28 ,  H01G11/36 ,  H05K1/162 ,  H05K3/4691 ,  Y02E60/13 ,  Y10T29/49124

Abstract: An apparatus comprises a rigid-flex circuit board and an electrolyte, the rigid-flex circuit board comprising first and second rigid regions physically and electrically connected to one another by a flexible region, the flexible region comprising first and second sections each comprising an electrically conductive layer and a capacitive element, wherein the apparatus is configured such that a chamber is defined between the first and second sections with the respective capacitive elements contained therein and facing one another, the chamber comprising the electrolyte, and wherein the apparatus is configured to store electrical charge when a potential difference is applied between the respective capacitive elements.