An electronic system as a passive RFID near-field transformer, - the electronic system requiring no mechanical or electrical connection on or to a near-field based transmitting and receiving device, and - the passive RFID near-field transformer not requiring any additional power supply, - such that the electronic system is implemented for near-field based RFID transmitting and receiving devices (2, 4) or RFID transponders, for communicating of a near-field based RFID transmitting and receiving device with additional near-field based RFID transmitting and receiving devices or RFID transponders disposed adjacent thereto, - such that the magnetic near field is coupled by an NFC mobile telephone or portable computer having NFC as a near-field based RFID transmitting and receiving device by means of a passive RFID near-field transformer to one or more further near-field based RFID transmitting and receiving devices or one or more near-field based RFID transponders or combinations thereof, characterized in that - the electronic system is implemented as a mounting element or table station for near-field based RFID transmitting and receiving devices (2, 4) or RFID transponders, - wherein the passive RFID near-field transformer having a first antenna for receiving the near field and a second antenna for emitting the near field, having an intermediate, passive, electronic adaptation circuit, is integrated in the mounting element or table station, and - that the parts of the passive RFID near-field transformer are electrically, galvanically connected to each other, - that the passive RFID near-field transformer is integrated in a writing pad, mouse pad, or in a table or counter plate or another substrate, and - that the near-field based RFID transmitting and receiving device is placed on the coupling zone of the first antenna and further near-field based RFID transmitting and receiving devices or RFID transponders can be placed on the coupling zone of the second antenna or can be placed on one or more coupling zones of the antennas, and - that the coupling by means of the passive RFID near-field transformer is implemented bidirectionally. - the electronic system requiring no mechanical or electrical connection on or to a near-field based transmitting and receiving device, and - the passive RFID near-field transformer not requiring any additional power supply, - such that the electronic system is implemented for near-field based RFID transmitting and receiving devices (2, 4) or RFID transponders, for communicating of a near-field based RFID transmitting and receiving device with additional near-field based RFID transmitting and receiving devices or RFID transponders disposed adjacent thereto, - such that the magnetic near field is coupled by an NFC mobile telephone or portable computer having NFC as a near-field based RFID transmitting and receiving device by means of a passive RFID near-field transformer to one or more further near-field based RFID transmitting and receiving devices or one or more near-field based RFID transponders or combinations thereof, characterized in that - the electronic system is implemented as a mounting element or table station for near-field based RFID transmitting and receiving devices (2, 4) or RFID transponders, - wherein the passive RFID near-field transformer having a first antenna for receiving the near field and a second antenna for emitting the near field, having an intermediate, passive, electronic adaptation circuit, is integrated in the mounting element or table station, and - that the parts of the passive RFID near-field transformer are electrically, galvanically connected to each other, - that the passive RFID near-field transformer is integrated in a writing pad, mouse pad, or in a table or counter plate or another substrate, and - that the near-field based RFID transmitting and receiving device is placed on the coupling zone of the first antenna and further near-field based RFID transmitting and receiving devices or RFID transponders can be placed on the coupling zone of the second antenna or can be placed on one or more coupling zones of the antennas, and - that the coupling by means of the passive RFID near-field transformer is implemented bidirectionally.