Radio Frequency Identification (RFID) Based Sensor Networks
First Claim
1. An radio frequency (RF) addressable sensor comprising:
- one or more sensor elements;
a sensor interface having an analog to digital converter coupled to the one or more sensor elements;
at least one antenna;
an RF power and communication interface coupled to the at least one antenna and the sensor interface;
a controller coupled to the RF power and communications interface and the sensor interface; and
a memory coupled to the controller and the sensor interface, wherein the memory is configured to store a tag identification number;
wherein the RF addressable sensor communicates with a wireless device that is coupled to a communications network; and
wherein the wireless device communicates with the RF addressable sensor to obtain sensor data for transmission over the communications network.
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Accused Products
Abstract
An RF addressable sensor network architecture is provided. The RF addressable sensor network includes one or more RF addressable sensors, one or more wireless sensor readers coupled to a communications network, and one or more end user devices coupled to the communications network. The RF addressable sensor network may also include a sensor network processor. An RF addressable sensor includes one or more sensor elements, one or more antennas for communicating with the wireless sensor reader, an RF power and communications interface, and RFID control module, and a sensor interface. The wireless sensor reader includes one or more antennas, a user interface, a controller, a network communications module, and an RF addressable sensor logic module.
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Citations
1 Claim
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1. An radio frequency (RF) addressable sensor comprising:
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one or more sensor elements; a sensor interface having an analog to digital converter coupled to the one or more sensor elements; at least one antenna; an RF power and communication interface coupled to the at least one antenna and the sensor interface; a controller coupled to the RF power and communications interface and the sensor interface; and a memory coupled to the controller and the sensor interface, wherein the memory is configured to store a tag identification number; wherein the RF addressable sensor communicates with a wireless device that is coupled to a communications network; and wherein the wireless device communicates with the RF addressable sensor to obtain sensor data for transmission over the communications network.
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Specification