Method for transmitting a broadcasting signal, method for receiveing a digital broadcasting signal and apparatus for the same

A broadcasting signal transmitting method, a digital broadcast receiving method and a receiver are provided to transmit multiple video streams in one broadcasting program and to transmit service provider discovery information. Service provider discovery information is transmitted(714). Each service discovery information for a second service and service discovery information of a first service including information about one or more second service are transmitted(712). The stream of the first service and the stream of one or more second service are transmitted(710).