Patent ID: 8484689
Filing Date: 2013-07-09
Classification: H04N

Abstract:
1. A method of providing an Internet Protocol TV (IPTV) service for providing a channel map to an IPTV receiver, the method comprising: transmitting a service provider information table, wherein the service provider information table including service provider information about a service provider and an attachment locator for attaching to the service provider through a network; receiving a request for attachment based on the attachment locator, the request including a subscriber identification information of the IPTV receiver; and transmitting provisioning information during an attachment, wherein the provisioning information includes a Master system information (SI) Table locator for giving a location of a Master SI table in response to the request, transmitting the Master SI table based on the master SI table locator, wherein the master SI table contains a pointer to a virtual channel map; transmitting the virtual channel map based on the pointer through the network, wherein the virtual channel map includes a default location of details of virtual channels in the virtual channel map and an override location of details of a virtual channel in the virtual channel map, wherein the override location overrides the default location, wherein the provisioning information is customized to the IPTV receiver's location according to the received subscriber identification information, and the Master SI Table locator included in the customized provisioning information gives a location of a Master SI table for Devices Groups in a particular service region.