Microwireless Integrated Enviromental Sensor and Transmitter System
First Claim
1. A wireless environmental sensor system, comprising:
- a radio frequency circuit;
a sensor element integral to said radio frequency circuit, whereby both telemetry and radio frequency communications are combined into one integrated function for providing a radio frequency output signal responsive to a sensed condition; and
an output port integral to said radio frequency circuit for wireless communication of sensed data.
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Accused Products
Abstract
The invention is a microminiature wireless environmental sensor that has integrated both sensor and transmitter functions into one function. The basic operating principle for the device is that variable components of an RF circuit can be interfaced to the outside world environmental signals resulting in proportional changes in the transmission characteristics or transmission of data/bits from the RF transmitter circuit. This utilization of environmentally sensitive variable elements within a wireless transceiver circuit permits the fusion of both sensor and communications function into an integrated single function.
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Citations
24 Claims
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1. A wireless environmental sensor system, comprising:
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a radio frequency circuit;
a sensor element integral to said radio frequency circuit, whereby both telemetry and radio frequency communications are combined into one integrated function for providing a radio frequency output signal responsive to a sensed condition; and
an output port integral to said radio frequency circuit for wireless communication of sensed data. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A wireless environmental sensor system, comprising:
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a radio frequency circuit;
a mechanical means for varying the electrical properties of at least one of the electrical components of said radio frequency integrated circuit;
a sensor element integral to said radio frequency integrated circuit, whereby both telemetry and radio frequency communications are combined into one integrated function for providing a radio frequency output signal responsive to a sensed condition;
a substantially coiled metal trace fabricated within said radio frequency circuit; and
an output port integral to said radio frequency circuit for wireless communication of sensed data. - View Dependent Claims (13, 14, 15, 16, 17)
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18. A wireless environmental sensor, comprising:
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a sensor element comprising a mechanical means interactive with the surrounding environment, said mechanical means operable as means for tuning a radio frequency circuit;
a substantially coiled metal trace electromagnetically coupled to said sensor element;
a dielectric means integrally formed substantially above said metal trace, whereby at least a portion of said dielectric means is in direct contact with at least a portion of said metal trace for maintenance of an electric field therethrough. - View Dependent Claims (19, 20, 21, 22, 23, 24)
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Specification