MOBILE RF TAGS LOCATABLE USING CELL PHONE
First Claim
Patent Images
1. A mobile radio frequency (RF) tag, comprising:
- an antenna;
an RF transceiver coupled to the antenna; and
a processor coupled to the RF transceiver and configured to receive an activation signal and transmit a tracking signal over a control communications channel of a mobile phone protocol.
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Accused Products
Abstract
A mobile radio frequency (RF) tag includes an antenna. A RF transceiver is coupled to the antenna. A processor compatible with a mobile phone protocol is coupled to the RF transceiver. The processor is configured to receive an activation signal and transmit a tracking signal over a control communications channel of the mobile phone protocol.
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Citations
22 Claims
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1. A mobile radio frequency (RF) tag, comprising:
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an antenna; an RF transceiver coupled to the antenna; and a processor coupled to the RF transceiver and configured to receive an activation signal and transmit a tracking signal over a control communications channel of a mobile phone protocol. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method for using a mobile radio frequency (RF) tag, comprising:
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transmitting an activation signal over a control communications channel of a mobile phone protocol to the tag; receiving the activation signal by means of an antenna and RF transceiver integrated into the tag; generating a tracking signal by means of a processor coupled to the RF transceiver; and transmitting the tracking signal over the control communications channel into a mobile phone network. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18, 19, 20)
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21. A mobile radio frequency (RF) tag, comprising:
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an antenna; an RF transceiver coupled to the antenna for receiving an activation signal over a mobile phone protocol; and a processor coupled to the RF transceiver for processing the activation signal. - View Dependent Claims (22)
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Specification