Abstract: A method of processing data in an IPTV receiver and such an IPTV receiver are disclosed. The method includes receiving location information necessary to acquire a content corresponding to a content reference identifier (CRID) by using the CRID, requesting an Internet protocol multimedia subsystem Gateway (IG) to transmit a session description protocol (SDP) file of the content, wherein the content is identified by the CRID and an instance metadata identifier (IMI), receiving the requested SDP file from the IG, and controlling a session setup for processing the content by using the received location information and the received SDP file.

Abstract: A method of processing data in an IPTV receiver and such an IPTV receiver are disclosed. The method includes transmitting a request signal for resolution of a content reference identifier (CRID) corresponding to a content, receiving location information including a session initiation protocol-uniform resource identifier (SIP-URI) and a session description protocol-uniform resource locator (SDP-URL), wherein the SIP-URI and the SDP-URL correspond to the CRID, requesting a server corresponding to the SDP-URL to transmit a session description protocol (SDP) file by using the received SDP-URL, and receiving the SDP file from the server.

Abstract: A method of processing data in an IPTV receiver and such an IPTV receiver are disclosed. The method includes transmitting a request signal for resolution of a content reference identifier (CRID) corresponding to a content, receiving location information including a session description protocol (SDP) file, and a session initiation protocol-uniform resource identifier (SIP-URI) corresponding to the CRID, and controlling a session setup for processing a content by using the received SDP file.

Abstract: The present invention relates to a method of receiving broadcast signals and an apparatus for receiving broadcast signals. The apparatus includes a receiving unit configured to receive a broadcast signal, a demodulator configured to demodulate the broadcast signal, a demultiplexer configured to demultiplex the broadcast signal, a storage device configured to store a replacement segment to replace a specific portion of a broadcast stream, and segment-related information describing a replaceable segment included in a broadcast stream, from the demultiplexed broadcast signal, a controller configured to control uploading the stored replacement segment or downloading the replacement segment and to insert the stored replacement segment into the broadcast stream according to the segment-related information; and a decoder configured to decode a broadcast stream.

Abstract: A method for performing parental control a channel for building a channel map in an internet protocol television (IPTV) receiver and the IPTV receiver thereof are provided. The method includes receiving a master service information (SI) table including a first element defining location of a virtual channel map table, parsing the first element in the received master SI table, receiving the virtual channel map table including a second element defining location of a virtual channel description table based on the parsed location element, parsing the second element in the received virtual channel map table, receiving the virtual channel description table, which includes a third element indicating a default parental guidance rating of a virtual channel service when present, based on the parsed second element, parsing the third element in the received virtual channel description table, and controlling to allow ratings based on the type of parental guidance system according to the parsed third element.

Abstract: An internet protocol television (IPTV) receiving system and a method of processing data are disclosed.

Abstract: A method for receiving service information (SI) for building a channel map in an internet protocol television (IPTV) receiver and the IPTV receiver thereof are provided. The method includes receiving a provisioning information table which includes information of location to receive a first stream carrying a master SI table and parsing the received provisioning information table, receiving the first stream carrying the master SI table which includes information of location to receive a second stream carrying other SI tables based on the parsed provisioning information table and parsing the received first stream, parsing the second element in the received first stream, receiving the second stream carrying the other SI tables, and parsing the other SI tables, wherein the IPTV does not leave the first stream and leave the second stream.

Abstract: A digital broadcast system having storing resistance to errors generated during the transmission of mobile service data, and a data processing method are disclosed. The digital broadcast system additionally encodes mobile service data. As a result, the mobile service data has strong resistance to a channel variation and noise, and at the same time the system can quickly cope with the channel variation.

Abstract: A method for controlling an inactive channel for building a channel map in an internet protocol television (IPTV) receiver and the IPTV receiver thereof are provided. The method includes receiving a master service information (SI) table including a first element defining location of a virtual channel map table, parsing the first element in the received master SI table, receiving the virtual channel map table including a second element defining location of a virtual channel description table based on the parsed location element, parsing the second element in the received virtual channel map table, receiving the virtual channel description table, which includes a third element indicating designation of times when a virtual channel service is active, based on the parsed second element, parsing the third element in the received virtual channel description table, and controlling display of a virtual channel according to the parsed third element.

Abstract: AN IPTV receiver and a method of providing channel map management information are provided. A network interface transmits and receives an IP packet through a network. An IP network stack checks a destination of the received IP packet and classifies the IP packet according to a protocol. A Service Information (SI) decoder parses a system information (SI) decoder parsing a provision information record included in the IP packet to read location information of a master SI table included in the provision information record, and parses a master SI table record included in the IP packet to read channel map management information included in the master SI table record. An IPTV terminal function (ITF) operation controller controls the reception of the master SI table record based on the read location information of the master SI table.

Abstract: An IPTV receiver and a method of acquiring a resource for an Internet protocol TV (IPTV) service are provided. A network interface transmits and receives an IP packet through a network. An IP network stack checks a destination of the received IP packet and classifies the IP packet according to a protocol. A Service Information (SI) decoder parses parsing an Internet protocol TV (IPTV) service record containing a resource locator element representing location of a resource included in the IP packet and read a child element contained in the resource locator element. An IPTV terminal function (ITF) operation controller controls the retrieval of the resource according to information included in the child element.

Abstract: AN IPTV receiver and a method of providing channel map information are provided. A network interface transmits and receives an IP packet through a network. An IP network stack checks a destination of the received IP packet and classifies the IP packet according to a protocol. A Service Information (SI) decoder parses a master SI table included in the IP packet to read channel map management information included in the master SI table, and parses a channel map record included in the IP packet to read a channel map instance included in the channel map record. An IPTV terminal function (ITF) operation controller controls the reception of the channel map record based on the read channel map management information.

Abstract: AN IPTV receiver and a method of discovering an IPTV service are provided. A network interface transmits and receives an IP packet through a network. An IP network stack checks a destination of the received IP packet and classifies the IP packet according to a protocol. A Service Information (SI) decoder parses a service provider discovery record included in the IP packet to read registration server address information included in the service provider discovery record and parses a provision information record included in the IP packet to read EPG discovery information included in the provision information record. An IPTV Terminal Function (ITF) operation controller controls a request of a registration to be transmitted based on the read registration server address information controlling a request of a registration to be transmitted based on the read registration server address information for receiving the provision information record.

Abstract: An IPTV receiver and a method of providing channel details information are provided. A network interface transmits and receives an IP packet through a network. An IP network stack checks a destination of the received IP packet and classifies the IP packet according to a protocol. A Service Information (SI) decoder parses a channel map record included in the IP packet to read a channel map instance included in the channel map record, parses a channel details record included in the IP packet to read the channel details information included in the channel details record, wherein the channel map instance includes channel details reception information. an IPTV terminal function (ITF) operation controller controls the reception of the channel details record based on the channel details reception information.

Abstract: A broadcast receiver and method for receiving an adaptive broadcast signal are disclosed. The present invention includes a network interface unit transmitting/receiving an IP packet via a network, a display unit displaying a broadcast signal included in the IP packet, a control unit controlling an available service information list including size information of a program broadcasted from a service provider to be displayed, the available service information list included in the IP packet, the control unit selecting a target bitrate from the size information included in the available service information list, the control unit controlling the selected target bitrate to be sent to the service provider, and a service control manager controlling a reception of the program having the sent target bitrate.

Abstract: A broadcast receiver and method for receiving an adaptive broadcast signal are disclosed. The present invention includes a network interface unit transmitting/receiving an IP packet via a network, a display unit displaying a broadcast signal included in the IP packet, a control unit controlling an available service information list including size information of a program broadcasted from a service provider to be displayed, the available service information list included in the IP packet, the control unit selecting a target bitrate from the size information included in the available service information list, the control unit controlling the selected target bitrate to be sent to the service provider, and a service control manager controlling a reception of the program having the sent target bitrate.

Abstract: A broadcast receiver, broadcast data transmitting method and broadcast data receiving method are disclosed, by which information on a service provided by a service provider can be provided, by which a preview can be provided, and by which a time taken for a channel switching can be reduced. The present invention includes transmitting service provider discovery information including information on a service provider, transmitting service discovery information including information on a service provided to the service provider, and transmitting a stream for the service to a connected receiver.

Abstract: A broadcast receiver and a system information processing method are disclosed. The broadcast receiver includes a receiver for receiving entitlement management message (EMM) transfer information including information for reception of an EMM over a cable, a network interface for transmitting and receiving data over Internet, and a controller for parsing the received EMM transfer information to determine whether the EMM is applied, and, when the EMM is applied, identifying a transfer method included in the EMM transfer information and controlling the EMM reception through at least one of the receiver and network interface based on the identified transfer method.

Abstract: A broadcast receiver and a channel information processing method are disclosed. A network interface transmits and receives an Internet Protocol (IP) packet. A controller detects broadcast data included in the IP packet received by the network interface and parses the detected broadcast data to obtain virtual channel information and physical channel information. The channel information is transmitted based on service discovery & selection (SD&S). The virtual channel information is transmitted in a broadcast discovery record and the physical channel information is transmitted in a cable network information record.

Abstract: A digital broadcast system and a data processing method are disclosed. A receiving system of the digital broadcast system includes a signal receiving unit, a demodulating unit, a program table decoder, and a controller. The signal receiving unit receives a broadcast signal in which at least one parade and main service data are multiplexed, each parade including mobile service data and data of at least one section of a program table for decoding the mobile service data. The demodulating unit demodulates data of at least one parade included in the broadcast signal. The program table decoder scans at least one demodulated parade, receives each section of the program table from the scanned parade to construct a corresponding program table, and parses the constructed program table to output program table information. The controller controls decoding of the demodulated mobile service data according to the parsed program table information.