Transmitting direct mode communication apparatus, receiving direct mode communication apparatus and communication path switching method thereof
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United States of America Patent
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Dec 26, 2017
Grant Date -
Jul 31, 2014
app pub date -
Dec 19, 2013
filing date -
Jan 28, 2013
priority date (Note) -
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Abstract
A transmitting direct mode communication apparatus, a receiving direct mode communication apparatus and a communication path switching method thereof are provided. The transmitting direct mode communication apparatus and the receiving direct mode communication apparatus maintain a backend network connection, and communicate with each other via a direct communication connection. The transmitting direct mode communication apparatus and the receiving direct mode communication apparatus are capable of switching the communication to backend network connection rapidly and seamlessly for transmitting data normally after the direct communication connection failed.
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