RFID enabled multiband antenna
First Claim
Patent Images
1. An apparatus comprising:
- an antenna tuned to receive a first radio frequency (RF) signal of a radio frequency identification (RFID) frequency band and tuned to receive a second RF signal of a non-RFID frequency band; and
an RFID integrated circuit (IC) coupled to the antenna to receive the first RF signal and configured to harvest power from the first RF signal.
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Abstract
According to some embodiments, an antenna sub-assembly includes a multi-band antenna coupled to a radio frequency identification (RFID) integrated circuit (IC). The multi-band antenna is tuned to receive radio frequency (RF) signals of an RFID frequency band and RF signals of a non-RFID frequency band.
36 Citations
15 Claims
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1. An apparatus comprising:
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an antenna tuned to receive a first radio frequency (RF) signal of a radio frequency identification (RFID) frequency band and tuned to receive a second RF signal of a non-RFID frequency band; and an RFID integrated circuit (IC) coupled to the antenna to receive the first RF signal and configured to harvest power from the first RF signal. - View Dependent Claims (2, 3)
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4. A system comprising:
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an antenna tuned to receive a first radio frequency (RF) signal of an RFID frequency band and tuned to receive a second RF signal of a non-RFID frequency band; a radio frequency identification (RFID) integrated circuit (IC) coupled to the antenna to receive the first RF signal and configured to harvest power from the first RF signal; and a sub-system coupled to the antenna to receive the second RF signal. - View Dependent Claims (5, 6, 7, 8, 9, 10)
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11. A method comprising:
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receiving a first radio frequency (RF) signal on an antenna, the first RF signal of a radio frequency identification (RFID) frequency band; harvesting power from the first RF signal to power an RFID integrated circuit (IC); receiving a second RF signal on the antenna, the second RF signal of a non-RFID frequency band; and harvesting additional power from the second RF signal to power the RFID IC. - View Dependent Claims (12, 13, 14, 15)
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Specification