Rfid Tag

• US 20080297350A1
• Filed: 12/04/2006
• Published: 12/04/2008
• Est. Priority Date: 12/05/2005
• Status: Abandoned Application

• Current Assignee: NEC Corporation
• Original Assignee: NEC Corporation
• Inventors: Nakahara, Kentaro, Iwasa, Shigeyuki, Suguro, Masahiro, Iriyama, Jiro, Morioka, Yukiko, Miura, Sadahiko, Kusachi, Yuki
• Application Number:
  US12/093,559
• Publication Number:
  US 20080297350A1
• Time in Patent Office: Days
• US Class Current: 340/572.1
• CPC Class Codes: G06K 19/0702 the arrangement including a battery
• CPC Class Codes: G06K 19/07749 the record carrier being capable of non-contact communication, e.g. constructional details of the antenna of a non-contact smart card
• CPC Class Codes: H01M 10/052 Li-accumulators
• CPC Class Codes: H01M 10/425 Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing printed circuits H05K1/00
• CPC Class Codes: H01M 10/486 for measuring temperature
• CPC Class Codes: H01M 4/60 of organic compounds
• CPC Class Codes: H01M 4/604 containing aliphatic main chain polymers
• CPC Class Codes: H01M 50/193 Organic material
• CPC Class Codes: H01M 50/24 adapted for protecting batteries from their environment, e.g. from corrosion thermal insulation H01M10/658
• CPC Class Codes: H01M 6/40 Printed batteries , e.g. thin film batteries
• CPC Class Codes: Y02E 60/10 Energy storage using batteries

Abstract

To provide an RFID tag including therein a lightweight, thin, reusable by charging, and foldable power source. In an RFID tag including an IC module 2, an antenna 3, and a power source and with a thickness of 0.9 mm or less, there is included an organic radical battery with a thickness of 0.7 mm or less as the power source.

Claims

1. An RFID tag comprising an IC module, an antenna, and a power source, characterized in that an organic radical battery is installed therein as the power source.

2. The RFID tag in accordance with claim 1, wherein the RFID tag has a thickness of 0.9 mm or less.

3. The RFID tag in accordance with claim 1, further comprising a display element.

4. The RFID tag in accordance with claim 3, wherein the display element is either one of a liquid-crystal display, an organic EL display, and electronic paper.

5. The RFID tag in accordance claim 1, comprising a substrate, wherein the power source and the IC module are arranged in the substrate.

6. The RFID tag in accordance with claim 5, wherein the substrate comprises a cavity section, and at least the power source is stored in the cavity section.

7. The RFID tag in accordance with claim 5, wherein the substrate comprises a concave section and at least the power source is disposed in the concave section, the tag further comprising a seal layer to cover the power source disposed in the concave section.

8. The RFID tag in accordance with claim 1, comprising a substrate and a seal layer to cover the substrate, wherein the IC module is disposed on the substrate and the power source is disposed in the seal layer.

9. The RFID tag in accordance with claim 8, wherein the substrate includes a concave section at a position at which the power source is disposed.

10. The RFID tag in accordance with claim 7, wherein the antenna is disposed in the seal layer.

11. The RFID tag in accordance with claim 5, wherein the antenna is disposed on the substrate.

12. The RFID tag in accordance with claim 11, wherein the antenna is disposed on one and the same substrate together with the power source and the IC module.

13. The RFID tag in accordance with claim 7, wherein the substrate and the seal layer include materials respectively with flexibility.

14. The RFID tag in accordance with claim 7, wherein the seal layer is disposed to be peelable from the substrate.

15. The RFID tag in accordance with claim 7, wherein a silicon oxide layer (SiOx;

x=1 to

     2) is disposed on a surface of the substrate on which the power source is disposed and a surface of the seal layer opposing the power source.

16. The RFID tag in accordance with claim 7, wherein a silicon nitroxide layer (SiOxN;

x=0.5 to 1.5) is disposed on a surface of the substrate on which the power source is disposed and a surface of the seal layer opposing the power source.

17. The RFID tag in accordance with claim 1, wherein the RFID tag is a contactless IC card.

18. The RFID tag in accordance with claim 1, including a temperature sensor.

19. The RFID tag in accordance with claim 1, including a biometric information sensor.

20. The RFID tag in accordance with claim 19, wherein the biometric information sensor is either one of a pulse rate sensor, a blood pressure sensor, an electrocardiogram sensor, and an electromyogram sensor.

21. The RFID tag in accordance with claim 1, including a positional information sensor.

22. The RFID tag in accordance with claim 1, including a notifying unit.

23. The RFID tag in accordance with claim 22, wherein the notifying unit produces either one of light, sound, vibration, and smell.