Patent ID: 8170009
Filing Date: 2012-05-01
Classification: H04H,H04N

Abstract:
1. A method for receiving, at a receiver, digital broadcasting data comprising: at said receiver, extracting location information of second service data which already received first service data refers to, from the first service data; determining, by analyzing the location information, whether the second service data is one of in-band service data transmitted through an in-band channel and out-of-band service data transmitted through an out-of-band channel; and if the second service data is transmitted through the out-of-band channel, determining the location information as a program number of the second service data, wherein the location information includes a service type that is an identifier for identifying whether the second service data is at least the out-of-band service data, wherein the first service data includes a network service access point (NSAP) and the program number of the second service data is inserted into the NSAP of the first service data.