Monitoring apparatus for a tag having an engaged and a non-engaged mode
First Claim
1. An apparatus for bi-directional communication with an external transceiver;
- the apparatus comprising;
a transmitter for transmitting an engagement request message from a tag to said external transceiver when said tag is in a non-engaged mode and for transmitting a directed message from said tag to an engaged external transceiver when said tag is in an engaged mode, the directed message and the engagement request including a status indicator indicating whether or not the tag is engaged with any external transceiver;
a processor for bi-directional communication and for changing said engaged mode of said tag to the non-engaged mode, following a lost connection with said engaged external transceiver; and
a receiver for receiving a response for said engagement request message from said external transceiver and for receiving an acknowledgement message to said directed message from said engaged external transceiver.
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Accused Products
Abstract
An apparatus and method for bi-directional communication with an external transceiver; the apparatus comprising a transmitter for transmitting an engagement request message from a tag to said external transceiver when said tag is in a non-engaged mode and for transmitting a directed message from said tag to an engaged external transceiver when said tag is in an engaged mode; a processor for bi-directional communication and for changing said engaged mode of said tag to the non-engaged mode, following a lost connection with said engaged external transceiver; and a receiver for receiving a response for said engagement request message from said external transceiver and for receiving an acknowledgement message to said directed message from said engaged external transceiver.
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Citations
17 Claims
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1. An apparatus for bi-directional communication with an external transceiver;
- the apparatus comprising;
a transmitter for transmitting an engagement request message from a tag to said external transceiver when said tag is in a non-engaged mode and for transmitting a directed message from said tag to an engaged external transceiver when said tag is in an engaged mode, the directed message and the engagement request including a status indicator indicating whether or not the tag is engaged with any external transceiver; a processor for bi-directional communication and for changing said engaged mode of said tag to the non-engaged mode, following a lost connection with said engaged external transceiver; and a receiver for receiving a response for said engagement request message from said external transceiver and for receiving an acknowledgement message to said directed message from said engaged external transceiver. - View Dependent Claims (2, 3, 4, 5)
- the apparatus comprising;
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6. A method for bi-directional communication between a tag and an external transceiver, comprising:
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transmitting an engagement request message from said tag to said external transceiver when said tag is in a non-engaged mode, said engagement request including a status indicator indicating that the tag is not engaged with any external transceiver; changing said non-engaged mode of said tag to an engaged mode, as a result of receiving a response to said engagement request message from said external transceiver;
when engaged, said external transceiver is an engaged external transceiver;transmitting a directed message from said tag to said engaged external transceiver when said tag is in the engaged mode, the directed message including the status indicator indicating that the tag is engaged with the engaged external transceiver; and changing said engaged mode of said tag to the non-engaged mode, as a result of a lost connection with said engaged external transceiver. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 14, 16, 17)
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15. An apparatus for bi-directional communication with an external transceiver;
- the apparatus comprising;
a transmitter for transmitting an engagement request message from a tag to said external transceiver when said tag is in a non-engaged mode and for transmitting a directed message from said tag to an engaged external transceiver when said tag is in an engaged mode, the directed message and the engagement request including a status indicator indicating whether or not the tag is engaged with any external transceiver; a processor for bi-directional communication and for changing said engaged mode of said tag to the non-engaged mode, following a lost connection with said engaged external transceiver; and a receiver for receiving a response for said engagement request message from said external transceiver and for receiving an acknowledgement message to said directed message from said engaged external transceiver, wherein the processor is further configured for engaging a mutual secured encryption key with said external transceiver, and wherein the status indicator is non-encrypted.
- the apparatus comprising;
Specification