Technique for transmitting and receiving system time information in broadcasting system
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United States of America Patent
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Oct 25, 2022
Grant Date -
Jun 24, 2021
app pub date -
Mar 8, 2021
filing date -
Jun 24, 2014
priority date (Note) -
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Abstract
The present disclosure provides a data transmission method of a system in an IP based broadcasting network, the data transmission method comprising the steps of: generating an MPEG media transport protocol (MMTP) packet using a media processing unit (MPU) for a service; generating an IP packet using the MMTP packet; generating a layer 2 (L2) packet using the IP packet and generating a layer 1 (L1) packet stream using the L2 packet; and transmitting the L1 packet stream, wherein absolute time information of the system is included in one of a transmission frame of the L1 packet stream and the L2 packet.
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