DATA COMMUNICATION APPARATUS AND METHOD THEREOF, AND DATA COMMUNICATION SYSTEM WITH THE SAME APPARATUS AND METHOD THEREOF
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United States of America Patent
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Issued Date -
Jun 13, 2013
app pub date -
Jul 23, 2012
filing date -
Dec 7, 2011
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A data communication apparatus according to the present invention includes a channel determination unit for determining frequency channels to be monitored on the basis of a current location of the ship station, a performance measurement unit for measuring channel performance for each of the determined frequency channels, a channel selection unit for selecting one frequency channel from among the determined frequency channels on the basis of the measured channel performance, and a data communication unit for performing data communication with the coast station using the selected frequency channel.
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