Data transmission apparatus, data receiving apparatus, data transceiving system, data transmission method and data receiving method

摘要

Disclosed is a data transmitting apparatus (100), which includes a packet generating unit (110) which generates a metadata packet for multi-channel audio data; and a transmission unit (120) which transmits the generated metadata packet to a receiving apparatus (200), wherein, the generated metadata packet includes an Audio Channel Allocation Standard Type(ACAT) field which indicates channel allocation standard type information of the multi-channel audio data.