Multimode wireless local area network/radio frequency identification asset tag
First Claim
Patent Images
1. An asset tag for use in an WLAN/RFID system, the asset tag comprising:
- a processor;
an RFID communication section coupled to the processor and configured to receive interrogations from an RFID reader and send replies to the RFID reader; and
a wireless communication section coupled to the processor and configured to receive information from and send information to a wireless access port of a wireless local area network.
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Abstract
Asset tags for use in a WLAN/RFID system are provided. The asset tag comprises a processor, an RFID antenna coupled to the processor and configured to receive interrogations from an RFID reader and send replies to the RFID reader; and a wireless transceiver coupled to the processor, the wireless transceiver configured to receive information from and send information to a wireless access port of a wireless local area network.
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Citations
52 Claims
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1. An asset tag for use in an WLAN/RFID system, the asset tag comprising:
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a processor;
an RFID communication section coupled to the processor and configured to receive interrogations from an RFID reader and send replies to the RFID reader; and
a wireless communication section coupled to the processor and configured to receive information from and send information to a wireless access port of a wireless local area network. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A system for tracking an asset within a wireless local area network comprising:
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a plurality of wireless access points coupled to a one server computer;
a tag attached to the asset, the tag comprising a wireless transceiver configured to send signals and to receive signals from the plurality of wireless access points; and
wherein the server computer is configured to determine the location of the asset based on signals sent from the tag. - View Dependent Claims (26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41)
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42. An asset tag for use in an WLAN/RFID system, the asset tag comprising:
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a battery;
a processor coupled to the battery;
an RFID antenna coupled to the processor and configured to receive interrogations from an RFID reader and send replies to the RFID reader;
a wireless transceiver coupled to the processor, the wireless transceiver configured to receive information from and send information to a wireless access port of a wireless local area network; and
wherein the tag is configured to emulate an active tag, a passive tag or a semi-passive tag. - View Dependent Claims (43, 44, 45, 46)
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47. An asset tag for use in a WLAN/RFID system, the asset tag comprising:
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a battery;
a processor coupled to the battery;
an RFID communication section coupled to the processor and configured to receive interrogations from an RFID reader and send replies to the RFID reader; and
wherein the tag is configured to emulate an active tag, a passive tag or a semi-passive tag. - View Dependent Claims (48, 49, 50, 51, 52)
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Specification