External access to memory on an RFID tag
First Claim
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1. A system, comprising:
- a radio frequency identification (RFID) tag comprising a plurality of radio frequency (RF) network nodes mounted on a single RFID substrate and a communication facility, wherein each of the plurality of RF network nodes is interconnected into a network topology with a first communications bus, at least one of the plurality of RF network nodes comprising a data processing and controller block for digital information processing, a memory store, and a power management block for managing power requirements of the RFID tag, wherein the memory store is accessible to an external computing device through a second communications bus, and wherein the external computing device powers the RFID tag through a power interface between the external computing device and the RFID tag when the external computing device accesses the memory store.
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Abstract
In embodiments of the present invention improved capabilities are described for an RFID tag comprising a radio frequency (RF) network node and a communication facility, the RF network node comprising a data processing and controller block for digital information processing, a memory store, and a power management block for managing power requirements of the RFID tag, wherein an external computing device accesses the memory store through a communications bus.
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Citations
19 Claims
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1. A system, comprising:
a radio frequency identification (RFID) tag comprising a plurality of radio frequency (RF) network nodes mounted on a single RFID substrate and a communication facility, wherein each of the plurality of RF network nodes is interconnected into a network topology with a first communications bus, at least one of the plurality of RF network nodes comprising a data processing and controller block for digital information processing, a memory store, and a power management block for managing power requirements of the RFID tag, wherein the memory store is accessible to an external computing device through a second communications bus, and wherein the external computing device powers the RFID tag through a power interface between the external computing device and the RFID tag when the external computing device accesses the memory store. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A system, comprising:
a radio frequency identification (RFID) tag comprising a plurality of radio frequency (RF) network nodes mounted on a single RFID substrate and a communication facility, wherein each of the plurality of RF network nodes is interconnected into a network topology with a first communications bus, at least one of the plurality of RF network nodes comprising a data processing and controller block for digital information processing, a memory store, an RF and analog block for receiving and transmitting an RFID interrogation signal from an RFID interrogator, and a power management block for managing power requirements of the RFID tag, wherein the memory store is accessible to an external computing device through a second communications bus between the external computing device and the RFID tag while the RFID interrogator provides power to the RFID tag. - View Dependent Claims (15, 16)
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17. A method, comprising:
providing a radio frequency identification (RFID) tag comprising a plurality of radio frequency (RF) network nodes mounted on a single RFID substrate and a communication facility, wherein each of the plurality of RF network nodes is interconnected into a network topology with a first communications bus, at least one of the plurality of RF network nodes comprising a data processing and controller block for digital information processing, a memory store, and a power management block for managing power requirements of the RFID tag, wherein an external computing device accesses the memory store through a second communications bus. - View Dependent Claims (18, 19)
Specification