An apparatus comprising: - a receiver circuit configured and arranged to output power using energy from a radio frequency signal received across respective terminals at a first frequency; - a near-field communication circuit configured and arranged to communicate via NFC signals via respective terminals at a second frequency that is different than the first frequency; - a first antenna having windings connected in series with the terminals of the receiver circuit, the first antenna being configured and arranged to collect the RF signal at the first frequency and present the RF signal to the receiver circuit; and - a second antenna having: - a first set of windings connected to a first one of the terminals of the NFC circuit and to one of the windings of the first antenna, - a second set of windings connected to a second one of the terminals of the NFC circuit and to another one of the windings of the first antenna, and - the first and second sets of windings and the windings of the first antenna, to which the first and second sets of windings are connected, in series between the terminals of the NFC circuit and configured and arranged to communicate the NFC signals with the NFC circuit at the second frequency, characterized in that the first and second sets of windings and the windings of the first antenna to which the first and second sets of windings are connected are configured and arranged to RF decouple the receiver circuit from the second antenna by generating a signal in the windings of the first antenna to which the first and second sets of windings are connected, which cancels a signal generated in other windings of the first antenna. - a receiver circuit configured and arranged to output power using energy from a radio frequency signal received across respective terminals at a first frequency; - a near-field communication circuit configured and arranged to communicate via NFC signals via respective terminals at a second frequency that is different than the first frequency; - a first antenna having windings connected in series with the terminals of the receiver circuit, the first antenna being configured and arranged to collect the RF signal at the first frequency and present the RF signal to the receiver circuit; and - a second antenna having: - a first set of windings connected to a first one of the terminals of the NFC circuit and to one of the windings of the first antenna, - a second set of windings connected to a second one of the terminals of the NFC circuit and to another one of the windings of the first antenna, and - the first and second sets of windings and the windings of the first antenna, to which the first and second sets of windings are connected, in series between the terminals of the NFC circuit and configured and arranged to communicate the NFC signals with the NFC circuit at the second frequency, characterized in that the first and second sets of windings and the windings of the first antenna to which the first and second sets of windings are connected are configured and arranged to RF decouple the receiver circuit from the second antenna by generating a signal in the windings of the first antenna to which the first and second sets of windings are connected, which cancels a signal generated in other windings of the first antenna. - a first set of windings connected to a first one of the terminals of the NFC circuit and to one of the windings of the first antenna, - a second set of windings connected to a second one of the terminals of the NFC circuit and to another one of the windings of the first antenna, and - the first and second sets of windings and the windings of the first antenna, to which the first and second sets of windings are connected, in series between the terminals of the NFC circuit and configured and arranged to communicate the NFC signals with the NFC circuit at the second frequency, characterized in that the first and second sets of windings and the windings of the first antenna to which the first and second sets of windings are connected are configured and arranged to RF decouple the receiver circuit from the second antenna by generating a signal in the windings of the first antenna to which the first and second sets of windings are connected, which cancels a signal generated in other windings of the first antenna.