Interrogator and interrogation system employing the same
DC CAFCFirst Claim
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1. A portable interrogator, comprising:
- an antenna configured to receive a first signal from a first object;
a control and processing subsystem configured to discern a presence of said first object from said first signal; and
a user interface including a touchpad and a display embodied in a portable configuration with said control and processing subsystem and said antenna.
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Abstract
The present invention is directed to an interrogator, method of discerning metal and radio frequency identification (RFID) objects, and an interrogation system employing the same. In one embodiment, the interrogator includes a metal sensing subsystem configured to provide a first signal having a signature representing a presence of a metal object, and a RFID sensing subsystem configured to provide a second signal having a signature representing a presence of a RFID object. The interrogator also includes a control and processing subsystem configured to discern a presence of at least one of the metal and RFID objects from one of the first and second signals.
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Citations
22 Claims
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1. A portable interrogator, comprising:
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an antenna configured to receive a first signal from a first object; a control and processing subsystem configured to discern a presence of said first object from said first signal; and a user interface including a touchpad and a display embodied in a portable configuration with said control and processing subsystem and said antenna. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16)
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17. A method of operating a portable interrogator, comprising:
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receiving a first signal from a first object at an antenna; discerning a presence of said first object from said first signal with a control and processing subsystem; and providing a user interface including a touchpad and a display embodied in a portable configuration with said control and processing subsystem and said antenna. - View Dependent Claims (18, 19, 20, 21, 22)
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Specification