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AssigneeFraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V.
InventorsMaik-Julian Bueker, Steffen Wittemeier
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Disclosed is a transmitting device for contactless transfer of electric energy by means of inductive coupling or by means of capacitive coupling to one or several receiving modules, each comprising a field receiving element for receiving electric energy, the transmitting device including: a plurality of transmitting modules, each including a field generating element for generating an alternating energy field and an electric energy source for providing an electric alternating quantity to the respective field generating element in a wired manner; and controller configured, in an energy transfer mode, to control the electric energy sources such that a plurality of the transmitting modules simultaneously generate one of the electric alternating fields each, wherein, in the energy transfer mode, the electric alternating fields are controlled in dependence on a singular value decomposition of a matrix depending on a coupling matrix, wherein the coupling matrix comprises coupling factors to several or to all of the field receiving elements for several or for all of the field generating elements.
Energy transfer system for contactless transfer of electric energy by means of inductive coupling or by means of capacitive coupling from a transmitting device of the energy transfer system to several receiving modules of the energy transfer system;
Dependencies are inferred from the claim text.