Identifying information access device
View Patent ↗It is possible to read from and write in an RFID tag, and also to operate other devices. A non-contact control device is provided which is formed to have no electrical contact with the electromagnetic wave generating antenna part and integrally with the electromagnetic wave generating antenna part. The non-contact control device receives an electromagnetic wave generated by the electromagnetic wave generating antenna part to generate electric power, and controls a controlled device based on the generated electric power.
1. An identifying information access device for reading and writing identifying information stored in an RFID IC tag included in a storage medium, comprising:
an electromagnetic wave generating antenna part for generating an electromagnetic wave;
a non-contact control device formed to have no electrical contact with the electromagnetic wave generating antenna part and integrally with the electromagnetic wave generating antenna part, the non-contact control device receiving an electromagnetic wave generated by the electromagnetic wave generating antenna part to generate electric power, and controlling a controlled device based on the generated electric power; and
at least one sub-control device having an electrical contact with the controlled device and controlling the controlled device separately from the non-contact control device, wherein the sub-control device receives an electromagnetic wave to generate electric power and controls the controlled device based on the generated electric power.
2. The identifying information access device according to claim 1 , wherein:
the non-contact control device has an electromagnetic wave receiving antenna part for receiving an electromagnetic wave generated by the electromagnetic wave generating antenna part; and
the electromagnetic wave receiving antenna part is formed integrally with the electromagnetic wave generating antenna part on an antenna base plate.
3. The identifying information access device according to claim 2 , further comprising a reading/writing control device for controlling the reading and writing of the identifying information by supplying an RF signal to the electromagnetic wave generating antenna part, wherein:
the electromagnetic wave receiving antenna part has no electrical contact with the reading/writing control device and the electromagnetic wave generating antenna part.
4. The identifying information access device according to claim 2 , wherein:
the electromagnetic wave receiving antenna part generates an induced current based on the received electromagnetic wave; and
the non-contact control device generates electric power based on the induced current to supply the electric power to the controlled device, and drives the controlled device to go into ON state or OFF state.
5. The identifying information access device according to claim 1 , comprising at least one magnetic field control antenna part connected to the controlled device and arranged in the vicinity of the electromagnetic wave generating antenna part, wherein:
the magnetic field control antenna part emits a predetermined magnetic field upon going into ON state by the controlled device.
6. An identifying information access device for reading and writing identifying information stored in an RFID IC tag included in a storage medium, comprising:
an electromagnetic wave generating antenna part for generating an electromagnetic wave;
a resonance antenna part formed to have no electrical contact with the electromagnetic wave generating antenna part, the resonance antenna part having a resonance part for receiving an electromagnetic wave emitted from the electromagnetic wave generating antenna part and resonating with the received electromagnetic wave to generate a resonance electromagnetic wave;
a non-contact control device formed to have no electrical contact with the electromagnetic wave generating antenna part and the resonance antenna part and integrally with the resonance antenna part, the non-contact control device receiving an electromagnetic wave generated by the resonance antenna part to generate electric power, and controlling a controlled device based on the generated electric power; and
at least one sub-control device having an electrical contact with the controlled device and controlling the controlled device separately from the non-contact control device, wherein the sub-control device receives an electromagnetic wave to generate electric power and controls the controlled device based on the generated electric power.
7. The identifying information access device according to claim 6 , wherein:
the non-contact control device has an electromagnetic wave receiving antenna part for receiving an electromagnetic wave generated by a resonance antenna part; and
the electromagnetic wave receiving antenna part is formed integrally with the resonance antenna part on an antenna base plate.
8. The identifying information access device according to claim 7 , further comprising a reading/writing control device for controlling the reading and writing of the identifying information by supplying an RF signal to the electromagnetic wave generating antenna part, wherein:
the electromagnetic wave receiving antenna part has no electrical contact with the reading/writing control device, the electromagnetic wave generating antenna part, and the resonance antenna part.
9. The identifying information access device according to claim 7 , wherein:
the resonance antenna part generates an induced current based on the received electromagnetic wave; and
the non-contact control device generates power based on the induced current to supply the electric power to the controlled device, and brings the controlled device into ON state or OFF state.