Capacitively powered radio frequency identification device
First Claim
Patent Images
1. A capacitively powered radio frequency identification (RFID) device comprising:
- a substrate;
a conductive pattern formed on the substrate, the conductive pattern having a first electrode and a second electrode, the first and second electrodes being isolated from each other by a non-conductive region disposed therebetween; and
a circuit, comprising polymers, electrically coupled to the first electrode and the second electrode, wherein at least a portion of the circuit is printed onto the substrate.
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Abstract
A capacitively powered radio frequency identification device (10) comprises a substrate (12), a conductive pattern (14, 16) and a circuit (18). The substrate (12) has a first surface and a second surface. The conductive pattern is formed on the first surface of the substrate (12). The conductive pattern has a first electrode (14) and a second electrode (16). The first and second electrodes (14, 16) are isolated from each other by a non-conductive region disposed therebetween. The circuit (18) comprises polymers. The circuit (18) is electrically coupled to the first electrode (14) and the second electrode (16).
199 Citations
15 Claims
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1. A capacitively powered radio frequency identification (RFID) device comprising:
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a substrate;
a conductive pattern formed on the substrate, the conductive pattern having a first electrode and a second electrode, the first and second electrodes being isolated from each other by a non-conductive region disposed therebetween; and
a circuit, comprising polymers, electrically coupled to the first electrode and the second electrode, wherein at least a portion of the circuit is printed onto the substrate. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A capacitively powered radio frequency identification (RFID) device comprising:
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a first substrate;
a conductive pattern formed on the first substrate, the conductive pattern having a first electrode and a second electrode, the first and second electrodes being isolated from each other by a non-conductive region disposed therebetween; and
a circuit, comprising polymers, printed on a second substrate and electrically coupled to the first electrode and the second electrode.
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13. A capacitively powered radio frequency identification (RFID) device comprising:
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a first substrate;
a conductive pattern formed on the first substrate, the conductive pattern having a first electrode and a second electrode, the first and second electrodes being isolated from each other by a non-conductive region disposed therebetween; and
a circuit, comprising polymers, patterned with selective etching on a second substrate and electrically coupled to the first electrode and the second electrode.
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14. A method of manufacturing a capacitively powered radio frequency identification (“
- RFID”
) device, the method comprising the steps of;providing a substrate;
forming a conductive pattern on the substrate, the conductive pattern having a first electrode and a second electrode, the first and second electrodes being isolated from each other by a non-conductive region disposed therebetween;
printing at least a portion of an integrated circuit comprising polymer material onto the substrate; and
electrically coupling the integrated circuit, comprising polymers, to the first electrode and the second electrode.
- RFID”
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15. A method of manufacturing a capacitively powered radio frequency identification (“
- RFID”
) device, the method comprising the steps of;providing a substrate;
forming a conductive pattern on the substrate, the conductive pattern having a first electrode and a second electrode, the first and second electrodes being isolated from each other by a non-conductive region disposed therebetween;
securing an integrated circuit comprising polymer material onto the substrate by selectively etching a polymer pattern; and
electrically coupling the integrated circuit, comprising polymers, to the first electrode and the second electrode.
- RFID”
Specification