Abstract: An electronic communication device having a coil antenna with a first end connection, a second end connection, and a mid-connection, a communication device which is connected between the first end connection and the mid-connection and is configured to communicate with another communication device via the coil antenna, and an energy generation circuit which is connected between the first end connection and the second end connection and is configured to receive energy via the coil antenna and to supply at least one component of the electronic communication device with the received energy.

Abstract: A wearable device including an antenna structure, a chip having a receiver which is electrically coupled to the antenna structure and is configured to receive radio signals by means of the antenna structure, and a trigger device which is arranged in or on the wearable device, which device comprises electrically conductive material and which is configured to trigger foreign object detection in a wireless energy charger in accordance with a wireless charging standard for wirelessly charging an electronic device by means of taking up load from radio waves emitted by the wireless energy charger.

Abstract: According to one embodiment, a chip card is described including a chip, an antenna, a coupling structure configured to transmit energy from the antenna to the chip and a control element configured to control, depending on a field strength of a magnetic field to which the chip card is exposed, at least one of the resonance frequency of the antenna, the quality factor of the antenna and an energy transmission efficiency of the coupling structure.

Abstract: According to one embodiment, a chip card is described including a chip, an antenna, a coupling structure configured to transmit energy from the antenna to the chip and a control element configured to control, depending on a field strength of a magnetic field to which the chip card is exposed, at least one of the resonance frequency of the antenna, the quality factor of the antenna and an energy transmission efficiency of the coupling structure.

Abstract: In various embodiments, a booster antenna structure for a chip card is provided, wherein the booster antenna structure may include a booster antenna; and an additional electrically conductive structure connected to the booster antenna.

Abstract: In various embodiments, a booster antenna structure is provided, comprising a chip coupling region; a coil having a conductor forming multiple windings, wherein the coil encloses the chip coupling region substantially completely, wherein the conductor is arranged around the chip coupling region in a crossover-free manner.

Abstract: In various embodiments, a chip card contact array arrangement is provided, having a carrier, a plurality of contact arrays which are arranged on a first side of the carrier, an electrically conductive structure which is arranged on a second side of the carrier, which is arranged opposite the first side of the carrier, a first plated-through hole and a second plated-through hole, wherein the first plated-through hole is coupled to the electrically conductive structure, a connecting structure which is arranged on the first side of the carrier, wherein the connecting structure connects the first plated-through hole to the second plated-through hole, the connecting structure having a longitudinal extent which runs parallel to a direction in which a contact-connection device on a reading device is moved relative to the plurality of contacts.