Passport including readability states
View Patent ↗Various switchable RFID devices are disclosed. These switchable RFID devices may include one or more RFID tags and one or more switches. Some of these one or more switches are optionally wireless. In various embodiments, the switchable RFID devices include cellular phones, security devices, identity devices, financial devices, remote controls, and the like. The switchable RFID devices are optionally disposed in a passport.
1. An electronic passport comprising:
a back cover comprising
a passive RFID tag and an antenna, the antenna being configured to transmit RF signals from the RFID tag, the RFID tag having at least two readability states, and
power electronics electronically coupled to the antenna, the power electronics being configured to power the RFID tag;
a front cover comprising a shield and a surface including visually displayed personal identifying information; and
non-volatile memory configured to store the personal identifying information,
wherein in a first readability state the RFID tag is configured to transmit the personal identifying information and in a second readability state the RFID tag is configured to not transmit the personal identifying information, via the antenna.
2. The passport of claim 1 , wherein in the second readability state the RFID tag is configured to not transmit any personal identifying information.
3. The passport of claim 1 , wherein the non-volatile memory is disposed within the passive RFID tag.
4. The passport of claim 1 , wherein the personal identifying information includes an image.
5. The passport of claim 1 , wherein the shield includes a mesh.
6. The passport of claim 1 , wherein the shield includes multiple layers of metallic fibers.
7. The passport of claim 1 , wherein the shield includes a wire mesh.
8. The passport of claim 1 , wherein the shield includes metallic thread.
9. The passport of claim 1 , wherein the back cover further comprises a part of the shield.
10. The passport of claims 1 , wherein the at least a portion of the transmitted personal identifying information is encrypted.
11. The passport of claim 1 , an integrated circuit further includes a state memory configured to alternatively store the first readability state and the second readability state of the RFID tag.
12. The passport of claim 11 , wherein the first readability state and the second readability state of the RFID tag are both ON states.