Patent ID: 8914103

Claim:
An apparatus, comprising: a device electrically operating and comprising a substrate; and a thin film battery for supplying power to the device, wherein the thin film battery comprises: a first electrically conductive layer formed on the substrate; a second electrically conductive layer formed on the substrate while being spaced apart from the first electrically conductive layer and positioned on an identical plane to the first electrically conductive layer; a first electrode layer formed on the first electrically conductive layer and electrically connected to the first electrically conductive layer; a second electrode layer formed on the second electrically conductive layer, electrically connected to the second electrically conductive layer, while being spaced apart from the first electrode layer, having a polarity opposite to a polarity of the first electrode layer; an ion conductive polymer electrolyte for covering both the first electrode layer and the second electrode layer; a sealing film for sealing the ion conductive polymer electrolyte; and wherein the thin film battery comprises two or more serially connected batteries disposed on the substrate, wherein the thin film battery further comprises: a third electrically conductive layer formed on the substrate while being separated from the first and second electrically conductive layers and positioned on an identical plane to the first electrically conductive layer; a third electrode layer electrically connected with the second electrically conductive layer on the second electrically conductive layer, while being spaced apart from the second electrode layer, having an identical polarity to the polarity of the first electrode layer; a fourth electrode layer electrically connected with the third electrically conductive layer on the third electrically conductive layer, while being spaced apart from the third electrode layer, having an identical polarity to the polarity of the second electrode layer; and an additional ion conductive electrolyte separated from the ion conductive polymer electrolyte while covering both the third electrode layer and the fourth electrode layer; and a double-sided adhesive film disposed between the substrate and the sealing film to seal the two or more unit batteries, wherein the double-sided adhesive film has two or more openings, in which the first and second electrode layers and the ion conductive polymer electrolyte covering both the first and second electrode layers are disposed on a first opening and the third and fourth electrode layers and the additional ion conductive electrolyte covering both the third and fourth electrode layers are disposed on a second opening.