Method for addressing a service in digital video broadcasting

Claim 2

Method for addressing at least one service and/or service component in a data communication system comprising at least one data transmission network (6, 12a, 12b, 15a, 15b, 16, 17) for transmitting information in at least one preferably MPEG data transmission stream (TS), in which method: the services comprise at least one service component, one or several service_providers transmits services to one or several data transmission networks (6, 12a, 12b, 15a, 15b, 16, 17), the service is assigned an identification (original_network_id, transport_stream_id, service_id) identifying the service, and the service component is assigned an identification (original_ network_id, transport_stream_id, service_id, event_id, module_id, component_tag) identifying the service component as well as the service to be used for transmitting the service component, wherein the identification data (original_network_id, transport_stream_ id, service_id, event_id, module_id, component_tag) can serve as a basis for retrieving the data transmission stream (TS) to be used for transmitting the service and the service component, and the location in the data transmission stream (TS), characterized in that the service and/or the service component are assigned identifying name information (service_provider_name, service _name) and a relation between the name information and identification data, wherein on the basis of the name information (service_provider_ name, service_name) and the relation it is possible to retrieve the identification data of the service and/or the service component.

Claim 3

Method according to claim 1 or 2, characterized in that the data transmission streams (TS) are data transmission streams complying to the DVB definitions.

Claim 4

Method according to claim 3, in which the identification data are transmitted in SDT table records, characterized in that the name information is added to the descriptor in the SDT table record, wherein a relation is formed between the name information and the identification data.

Claim 5

Method according to claim 3, in which the identification data are transmitted in EIT table records , characterized in that the name information is added to the descriptor in the EIT table record, wherein a relation is formed between the name information and the identification data.

Claim 6

Method according to any of claims 1 - 5, characterized in that the name information comprises the service_name and the service_ provider_name.

Claim 7

Method according to any of claims 1 - 6, characterized in that the service components are files transmitted in the DSM-CC data carousel.

Claim 8

Method according to any of claims 1 - 7, characterized in that the service components are transmitted in DSM-CC object carousel.

Claim 9

Method according to any of claims 1 - 8, characterized in that the name information are used as part of the URL address.

Claim 10

Data communication system comprising at least one data transmission network (6, 12a, 12b, 15a, 15b, 16, 17) for transmitting information on services in at least one preferably MPEG data transmission stream (TS), which system comprises equipment for transmitting services of one or several service_providers to one or several data transmission networks (6, 12a, 12b, 15a, 15b, 16, 17), and the service is assigned an identification (original_network_id, transport_stream_id, service_id), characterized in that the system comprises further: means for assigning the service an identifying name (service_ provider_name, service_name) and means for forming a relation between the name information and the identification data, wherein on the basis of the name information (service_provider_name, service_name) and the relation it is possible to retrieve the service identification.

Claim 11

Data communication system comprising at least one data transmission network (6, 12a, 12b, 15a, 15b, 16, 17) for transmitting information on services in at least one preferably MPEG data transmission stream (TS), in which system: the services comprise at least one service component, there are means for transmitting services of one or several service_ providers to one or several data transmission networks (6, 12a, 12b, 15a, 15b, 16, 17), the service is assigned an identification (original_network_id, transport_stream_id, service_id) identifying the service, and the service component is assigned an identification (original_net work_id, transport_stream_id, service_id, event_id, module_id, component_tag) identifying the service component as well as the service to be used for transmitting the service component, wherein the identification data (original_network_id, transport_stream_ id, service_id, event_id, module_id, component_tag) can serve as a basis for retrieving the data transmission stream (TS) to be used for transmitting the service and the service component, and the location in the data transmission stream (TS), characterized in that the system comprises further: means for assigning the service and/or the service component identifying name information (service_provider_name, service_ name) and means for forming a relation between the name information and identification data, wherein on the basis of the name information (service_provider_name, service_name) and the relation it is possible to retrieve the identification data of the service and/or the service component.

Claim 12

Broadcasting device (1a, 1b, 1c, 2, 3, 4, 5) for transmitting at least one service in a data communication system comprising at least one data transmission network (6, 12a, 12b, 15a, 15b, 16, 17) for transmission of information in at least one, preferably MPEG data transmission stream (TS), in which data communication system the service is assigned an identification (original_network_id, transport_stream_id, service_id), characterized in that the device comprises further means (3) for transmitting the name identifying the service (service_ provider_name, service_name) and the relation between the name information and the identification data to the data transmission network.

Claim 13

Broadcasting device (1a, 1b, 1c, 2, 3, 4, 5) for transmitting at least one service and/or service component in a data communication system comprising at least one data transmission network (6, 12a, 12b, 15a, 15b, 16, 17) for transmission of information in at least one preferably MPEG data transmission stream (TS), in which data communication system: the service is assigned an identification (original_network_id, transport_stream_id, service_id) identifying the service, and the service component is assigned an identification (original_ network_id, transport_stream_id, service_id, event_id, module_id, component_tag) identifying the service component as well as the service to be used for transmitting the service component, characterized in that the device comprises further means (3) for transmitting the name identifying the service (service_provider_name, service_name) and the relation between the name information and the identification data to the data transmission network.

Claim 14

Receiver (7) for receiving at least one service in a data communication system comprising at least one data transmission network (6, 12a, 12b, 15a, 15b, 16, 17) for transmission of information in at least one, preferably MPEG data transmission stream (TS), in which data communication system the service is assigned an identification (original_network_id, transport_stream_id, service_id), characterized in that the receiver (7) comprises further: means (10) for receiving the name information (service_provider_ name, service_name) identifying the service as well as the relation between the name information and the identification data, and means (10) for finding out the service identification data on the basis of the relation between the name information and identification data.

Claim 15

Receiver (7) for receiving at least one service and/or service component in a data communication system comprising at least one data transmission network (6, 12a, 12b, 15a, 15b, 16, 17) for transmission of information in at least one, preferably MPEG data transmission stream (TS), in which data communication system: the service is assigned an identification (original_network_id, transport_stream_id, service_id) identifying the service, the service component is assigned an identification (original_ network_id, transport_stream_id, service_id, event_id, module_id, component_tag) identifying the service component and the service to be used for transmission of the service component, characterized in that the receiver (7) comprises further: means (10) for receiving the name information (service_provider_ name, service_name) identifying the service and/or the service component as well as the relation between the name information and the identification data, and means (10) for finding out the service identification data on the basis of the relation between the name information and identification data.