Popugaev, AlexanderAlexanderPopugaevWansch, RainerRainerWanschWeisgerber, LarsLarsWeisgerberPelger-Alzner, BernhartBernhartPelger-Alzner2022-03-082022-03-082012https://publica.fraunhofer.de/handle/publica/309979Source: US2012306701A An electric conductive trace includes an arch-shaped variation of a shape of at least a portion of a fractal of at least a second iteration. The portion of the fractal is larger than double of a first iteration of the fractal. The shape varied to be arch-shaped for changes of direction includes a curve radius larger than a predefined minimum curve radius.de621patent102011007058