Radio frequency identification based sensor
A radio frequency (RF) addressable sensor includes 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 communications 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. The memory is configured to store a tag identification number. The sensor interface includes a memory, which includes a sensor data table. The RF power and communications interface, memory and sensor interface are implemented in one or more integrated circuits.
1 - 23 . (canceled)
24 . A 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 communications 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 sensor interface includes a memory, the memory including a sensor data table,
wherein the RF power and communications interface, memory and sensor interface are implemented in an integrated circuit.
25 . A 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 communications 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 sensor interface includes a memory, the memory including a sensor data table,
wherein the RF power and communications interface, memory and sensor interface are implemented in one or more integrated circuits.
26 . A radio frequency addressable device comprising:
one or more sensors;
a sensor interface coupled to the one or more sensors;
at least one antenna;
a radio frequency power and communications interface coupled to the at least one antenna and the sensor interface;
a digital processor coupled to the radio frequency power and communications interface and the sensor interface; and
a memory coupled to the digital processor and the sensor interface, wherein the memory is configured to store a tag identification;
wherein the sensor interface includes a memory; and
wherein at least one of the radio frequency power and communications interface, memory and sensor interface are implemented in an integrated circuit.
27 . A radio frequency addressable device comprising:
a sensor interface coupled to one or more sensor components;
at least one antenna;
an energy source and communications component coupled to the at least one antenna and the sensor interface;
a digital processor coupled to the energy source and communications component and the sensor interface; and
a memory coupled to the digital processor and the sensor interface, wherein the memory is configured to store an identification that uniquely identifies the radio frequency addressable device in transmissions;
wherein at least one of the energy source and communications component, memory and sensor interface are implemented in an integrated circuit; and
wherein the radio frequency addressable device is configured to transmit sensor-derived information in data packets.