System and process using simplex and duplex communication protocols
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United States of America Patent
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Dec 8, 2009
Grant Date -
Mar 16, 2006
app pub date -
Aug 26, 2004
filing date -
Aug 26, 2004
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The invention is directed to a method of and apparatus for initiating a duplex communication in response to a received simplex communication. In one embodiment of a method of converting a simplex communication to a duplex communication a simplex message is received; a duplex communication protocol is transmitted in response; and a duplex communication is initiated based on the response. In another embodiment of a method of converting a simplex communication to a duplex communication, a simplex message from a sender is received that includes the sender's simplex ID. A duplex communication protocol associated with the sender's simplex ID is sought, and a duplex communication based on the duplex communication protocol is initiated when the protocol is received.
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