RFID tag systems, RFID tags and RFID processes with reverse link burst mode
First Claim
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1. An apparatus for exchanging data between one or more RFID tags and an interrogation unit comprising means for transmitting a burst of data from the one or more RFID tags.
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Abstract
A process is disclosed for exchanging data between one or more RFID tags and an interrogation unit comprising transmitting a burst of data from the one or more RFID tags.
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Citations
56 Claims
- 1. An apparatus for exchanging data between one or more RFID tags and an interrogation unit comprising means for transmitting a burst of data from the one or more RFID tags.
- 11. A process for sending data via a reverse link from one or more RFID tags comprising switching between a burst mode and a transactional mode.
- 20. A radio frequency identification (RFID) tag configured to transmit signals in a burst mode or a transactional mode.
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30. A process for communicating with one or more RFID tags, comprising:
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determining portions of a binary sequence corresponding to identification codes that are collision-free for a population of RFID tags;
developing one or more burst lengths in response to determining; and
transmitting a command to set the one or more burst lengths for the population. - View Dependent Claims (31, 32, 33, 34, 35)
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36. An apparatus for communicating with one or more RFID tags, comprising:
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means for receiving a burst of data from one or more RFID tags; and
means for transmitting a null command when the burst is not collision-free. - View Dependent Claims (37, 38, 39, 40)
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- 41. An apparatus for exchanging data with one or more RFID tags and by exchanging a burst of data between the apparatus and the one or more RFID tags.
Specification