Patent ID: 9467748
Filing Date: 2016-10-11
CPC Classification: H03M,H04H,H04L,H04N

Claim Text:
1. A signal processing apparatus comprising: a packet classifier configured to receive a transport stream comprising a plurality of packets which comprises a content, and divide the plurality of packets into a plurality of packet groups, comprising a first packet group and a second packet group, according to a predetermined condition; and a transport unit configured to transport the plurality of packet groups through a plurality of signal processing routes, respectively, to each of which a different signal processing method is applied, wherein the first packet group comprise first data which belong to a base layer, and the second packet group comprises second data which belong to an enhanced layer, and wherein a signal processing route through which the first packet group is transported provides a more robust encoding operation than a signal processing route through which the second packet group is transported in terms of at least one of a coding type and a coding rate.