RFID Interrogator With Adjustable Signal Characteristics
First Claim
Patent Images
1. A radio frequency identification (RFID) interrogator comprising:
- a portable platform;
at least one antenna coupled to the platform;
a transceiver coupled to the platform for transmitting and receiving a radio frequency (RF) signal through the antenna; and
a controller coupled to the platform and in communication with the transceiver for adjusting power and direction of the transmitted RF signal.
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Abstract
A radio frequency identification (RFID) interrogator housed in a portable platform that includes at least one antenna, a transceiver for transmitting and receiving a radio frequency (RF) signal through the antenna, and a controller in communication with the transceiver for adjusting power and direction of the transmitted RF signal. The controller can be configured to adjust the antenna orientation, and can also selectively activate and deactivate one or more antennas.
122 Citations
25 Claims
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1. A radio frequency identification (RFID) interrogator comprising:
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a portable platform; at least one antenna coupled to the platform; a transceiver coupled to the platform for transmitting and receiving a radio frequency (RF) signal through the antenna; and a controller coupled to the platform and in communication with the transceiver for adjusting power and direction of the transmitted RF signal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
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12. A radio frequency identification (RFID) interrogator comprising:
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a transceiver for transmitting and receiving a radio frequency (RF) signal; and a controller in communication with the transceiver for adjusting characteristics of the RF signal. - View Dependent Claims (13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25)
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Specification