KR20080106799A - Iptv seeing behavior gathering, and individual containment service offer system and iptv subscriber terminal using thereof of - Google Patents

Abstract

An IPTV viewing type collecting, an individual customized service providing system through the same, and an IPTV subscriber terminal are provided to execute an audience rating survey in a headend system by using messaging information. An individual order style service providing system analyzes a viewing type according to watching TV from an IPTV subscriber terminal(200b) and provides a viewer with the processed individual order style service information according to the audition attitude. An EPG information storage unit(115) stores additional service information and program information provided from contents provider. A collection storage(111) obtains the audition attitude category information based on the watching attitude messaging information with reference to EPG information storage unit.

Description

IPTV SEEING BEHAVIOR GATHERING, AND INDIVIDUAL CONTAINMENT SERVICE OFFER SYSTEM AND IPTV SUBSCRIBER TERMINAL USING THEREOF OF}

1 is a view for explaining a personalized service providing system according to an embodiment of the present invention.

2 is a diagram illustrating an IPTV headend system and a network according to an embodiment of the present invention.

3 is a diagram illustrating an IPTV subscriber station for providing personalized service information to a viewer according to an embodiment of the present invention.

4A and 4B are diagrams for describing a method of transmitting personalized service information in a personalized service providing system according to an exemplary embodiment of the present invention.

5 is a view for explaining a method for receiving personalized service information according to an embodiment of the present invention at an IPTV subscriber terminal including a set-top box and providing it to a viewer.

<Description of Signs of Major Parts of Drawings>

100: head-end system 110: personalized service delivery system

111: collection storage unit 112: condition setting unit

113: viewer information analyzer 114: viewer information provider

115: EPG information storage unit 116: subscriber DB

The present invention relates to a content service of an IPTV, and more particularly, a personalized information providing system and an IPTV subscriber included in an IPTV headend system that collects, processes and provides content to viewers according to the viewer's broadcast viewing. It relates to a terminal.

In general, IPTV (IPTV: Internet Protocol Television) receives signals from broadcast program providers (PPs), terrestrial waves, cables, and satellites, and transmits various broadcast channels to IP set-top boxes (STBs) through headend systems and networks . ) And broadcast information and additional information to the viewer through the TV screen connected to the IP set-top box.

Accordingly, the viewer can watch various channels / programs, and can select or stop the TV or change the channel / program being viewed to another channel / program by the operation of the remote controller. In this case, when the viewer changes the channel / program that was being viewed to another channel / program, the IP set-top box generates an IGMP JOIN / LEAVE message in response.

The Internet Group Management Protocol (IGMP) JOIN / LEAVE message generated in the IP set-top box is transmitted to a subscriber switch (eg, switching hub) connected to a plurality of viewer set-top boxes to a multicasting address of a corresponding channel. Accordingly, the IGMP JOIN / LEAVE message transmitted from the IPTV subscriber terminal can be used to examine the viewer ratings for the channels / programs that a plurality of viewers are watching. An example of researching an audience rating using the Internet group management protocol is disclosed in an application of Publication No. 10-2006-0099765, which discloses a subscription / leave message of a multicast group from a subscriber switch (switching hub). The classification information is classified into basic information of a predetermined item from the received subscription / subscription message, and the viewing information classification module requesting to store the classified basic information in the classification information DB, and filtering items necessary to analyze viewer ratings in various forms. A viewer rating analysis module for analyzing viewer ratings by receiving the EPG information and the classification information stored in the EPG information DB and the classification information DB, respectively, by referring to the condition setting module setting the condition, the condition setting module, and the viewer information classification module. Store the classified information according to the request in the classification information DB, and set according to the request of the condition setting module And passing the condition to the audience rating analyzing module, and a control module that provides to extract the EPG information stored in each of the classification information in the EPG information DB and DB at the request of the audience classification information analysis module.

In the published application, a subscriber program (switching hub) processes subscribers' IGMP JOIN / LEAVE messages received from a plurality of IP set-top boxes and transmits them to a server, instead of installing a separate program for viewing ratings in the IP set-top box. A separate program should be installed in the switch device, which has a limitation in that it is difficult to reflect the requirements due to the manufacturing and operation characteristics of the subscriber switch, and has a limit used only to identify a channel / program that the viewer prefers.

The present invention is to solve the above-described problems, by collecting and analyzing the IGMP JOIN message and IGMP LEAVE message generated in accordance with the selection, change and interruption of the channel / broadcast program of the viewer in the IP set-top box for the channel / program for each viewer The purpose of the present invention is to provide a personalized service according to the viewing behavior to viewers subscribed to personalized service information by processing the viewing behavior into a central viewing server to collect, analyze and manage the viewing behavior.

In order to achieve the above object, the personal information service providing system according to an embodiment of the present invention analyzes the viewing behavior according to the viewing of the viewer from the IPTV subscriber terminal and provides the processed personalized service information according to the viewing behavior to the viewer. A personalized service providing system, comprising: an EPG information storage unit for storing program information and additional service information supplied from a terrestrial / program supplier and a content provider; Receive and store the viewing behavior message information processed by the IGMP JOIN message and the IGMP LEAVE message generated by the viewer's channel / broadcast program selection, change, and interruption from the IPTV subscriber terminal, and store the EPG based on the viewing behavior message information. A collection storage unit for obtaining and storing the viewing behavior classification information with reference to the information storage unit; A condition setting unit for filtering or counting the viewers or the number of viewers who are watching each channel / program, and setting at least one condition among information included in the viewing behavior classification information or viewing behavior message information; A viewing information analysis unit extracting processed personalized service information by analyzing contents of viewing behavior classification information or viewing behavior message information stored in the collection storage unit according to a condition set by the condition setting unit; And a viewing information provider for transmitting the personalized service information to a network and an IPTV subscriber station in the form of a personal EPG or popup message and providing the same to the viewer.

The viewing behavior classification information includes channel name, program name, program genre, and performer information.

In addition, the viewing behavior message information includes a channel group address and time information for viewing a channel / program, a type code for identifying an IGMP JOIN or an IGMP LEAVE message, and viewer identification information (ID).

In addition, the viewer identification information is the unique information of the set-top box installed for each subscriber or the unique information of one home and the unique information of each individual in the home identified after the viewer is logged in to the set-top box by the remote control operation to authenticate the set-top box It may include all.

The personalized service information may be a viewing history statistics service that provides a viewer with a list of channels / programs watched by the viewer, and a channel ranking service in which viewer ratings are highest among channels / programs currently being broadcast.

In addition, the viewing information analyzer may refer to the stored subscriber DB only for the personalized service subscriber.

In addition, the condition setting unit may be further set to count the daily viewing time according to a preset time condition for a specific viewer whose channel / program viewing time is limited among the viewer information (ID) of the subscriber DB stored only for the personalized service. In this case, the viewing information analyzer analyzes the contents of the classification information or the viewing behavior message information stored in the collection storage unit according to the condition of the condition setting unit to limit the viewing time of a specific viewer. Service information can be extracted.

In addition, the personal EPG form may be expressed as a UI (User Interface) that the viewer can confirm by transmitting the personalized service information to the subscriber terminal when requested by the viewer in a unicasting manner.

In addition, in the pop-up message form, the personalized service information is periodically pushed and transmitted to the subscriber terminal in a unicasting manner, so that the viewer can check the pop-up form.

In addition, the IPTV subscriber terminal for collecting the IPTV viewing behavior according to another embodiment of the present invention and the personalized service through it transmits the viewing behavior of the viewer to the headend system, and analyzes it from the headend system. IPTV subscriber terminal that provides personalized service information transmitted to the viewer, which is generated by interruption of the channel / broadcast program and IGMP JOIN message generated by the viewer's channel / broadcast program selection and change by the viewer's remote control operation. A viewing behavior message transmission unit which collects, analyzes an IGMP LEAVE message, processes it into viewing behavior message information, packetizes it, and transmits it to a personalized service providing system of the headend system through a network in a unicast manner; Acquire viewing behavior classification information by referring to EPG information including program information and additional service information based on the viewing behavior message information, and classify the viewing behavior based on one or more conditions among the information included in the viewing behavior classification information or message information. A personalized information storage unit for receiving and storing the personalized service information processed by analyzing the content of the information or the message information from the personalized service providing system in the form of a personal EPG or pop-up message; And a personalized information providing unit for providing a viewer with a personal EPG or pop-up message stored in the personalized information storage unit on a display screen.

In addition, the method for transmitting the personalized service information in the personalized service providing system according to another embodiment of the present invention is to analyze the viewing behavior according to the viewing of the viewer in the personalized service providing system personalized service to the IPTV subscriber terminal A method of transmitting information, the method comprising: (a) receiving and processing viewing behavior message information processed by an IGMP JOIN message and an IGMP LEAVE message generated by a collection storage unit in response to a viewer's channel / broadcast program selection, change, and interruption; Storing; (b) acquiring and storing the viewing behavior classification information by referring to the EPG information storage unit based on the group address information and the time information by the collection storage unit; (c) filtering or counting the number of viewers or viewers who are watching each channel / program, and setting the condition setting unit to one or more conditions among information included in the viewing behavior classification information or message information; (d) extracting the processed personalized service information by analyzing the content of the viewing behavior classification information or the message information stored in the collection storage unit according to the condition set by the condition setting unit; And (e) the viewing information providing unit converting and storing the personalized service information into a compatible format of the headend system, and transmitting the converted personalized service information to the network and the IPTV subscriber terminal in the form of a personal EPG or pop-up message.

In addition, the method for providing personalized service information in the IPTV subscriber terminal according to another embodiment of the present invention transmits the viewing behavior according to the viewing of the viewer to the headend system, the individual analyzed and transmitted from the headend system A method of providing customized service information to an IPTV subscriber terminal and providing it to a viewer, the method comprising: (a) an IGMP JOIN message generated by a viewer's channel / broadcasting program and a viewer's channel by a viewer's remote control operation; Collecting and analyzing the IGMP LEAVE message generated by the interruption of the broadcast program, and packetizing the processed viewing behavior message information to the headend system through a network in a unicast manner; (b) the personalized information storage unit obtains the viewing behavior classification information by referring to the EPG information including the program information and the additional service information based on the viewing behavior message information, and includes one or more of the information included in the viewing behavior classification information or the message information. Analyzing the contents of the viewing behavior classification information or the message information as a condition and receiving the processed personalized service information received from the headend system in the form of a personal EPG or pop-up message; And (c) providing the personalized EPG or pop-up message to the viewer on the display screen.

In addition, the IPTV viewing behavior collection and personalized service information providing method according to another embodiment of the present invention is (a) the viewing behavior message transmission unit and the IGMP JOIN message generated by the viewer's channel / broadcast program selection, change Packetizing the processed viewing behavior message information by the IGMP LEAVE message generated by the viewer's interruption of the channel / broadcast program; (b) storing the EPG information storage unit including program information and additional service information; (c) collecting and storing the viewing behavior message information by the collection storage unit by the IGMP JOIN message and the IGMP LEAVE message; (d) acquiring and storing viewing behavior classification information including a channel name, a program name, a program genre, and performer information by referring to the EPG information storage unit; (e) the condition setting unit filtering or counting the viewers or the number of viewers who are watching each channel / program, and setting the at least one condition among the information included in the viewing behavior classification information or the message information; (f) extracting processed personalized service information by analyzing the contents of the viewing behavior classification information or the message information stored in the collection storage unit according to the condition set by the condition setting unit; And (g) the viewing information providing unit storing the personalized service information and providing the viewer in the form of a personal EPG or pop-up message.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description and the accompanying drawings, like elements are designated by like reference numerals.

1 is a view for explaining a personalized service providing system according to an embodiment of the present invention.

Referring to FIG. 1, the personalized service providing system 110 according to an exemplary embodiment of the present invention analyzes a viewing behavior according to a viewer's broadcasting viewing from an IPTV subscriber terminal 200 including a set-top box in a headend system. According to the present invention, a system for providing processed personalized service information to a viewer includes a collection storage unit 111, a condition setting unit 112, a viewing information analyzing unit 113, and a viewing information providing unit 114. The EPG information storage unit 115, subscriber DB 116 is further included.

The collection and storage unit 111 receives and stores the viewing behavior message information processed by the IGMP JOIN message and the IGMP LEAVE message generated according to the channel / broadcast program selection, change, and interruption of the viewer from the IPTV subscriber station 200a. .

Here, the IGMP JOIN message is used when the viewer selects or changes a channel / program or responds to an IGMP General Query message periodically transmitted by the subscriber switch (L2 switch) at the viewer end connected to the set-top box, or at the subscriber end. Occurs when a user responds to an IGMP Special Query message that is sent aperiodically. The IGMP LEAVE message is generated when a viewer interrupts a channel / program or when the viewer changes a channel and sends a LEAVE message for a previously viewed channel / program.

In this case, the processed viewing behavior message information according to the IGMP JOIN includes the channel group address indicating the group address for the specific channel / program which is expected to be viewed or watched when the viewer selects or changes the channel / program, and the selected or changed by the individual viewer. Contains visual information about a specific channel / program. In addition, the viewing behavior message information related to the IGMP JOIN message includes a type code for identifying the IGMP JOIN message caused by the selection and change of the channel / broadcast program of the viewer and the identification of the viewer who watched the specific channel / program. It further includes information ID.

The viewing behavior message information related to IGMP LEAVE includes the channel group address indicating the group address for the specific channel / program watched when the viewer stops watching the channel / program and the visual information about the specific channel / program the viewer has stopped. Include. In addition, the viewing behavior message information further includes a type code identifying an IGMP LEAVE message generated by the viewer's interruption of the channel / program and a viewer identification information ID of the viewer who watched the specific channel / program.

The viewer identification information (ID) according to the IGMP JOIN / LEAVE message is unique information of the set-top box installed for each subscriber or unique information of a household identified by the viewer after logging in to the set-top box by remote control operation. And it can include all the unique information of each individual in a household.

Accordingly, the collection and storage unit 111 may obtain viewing behavior information on the channel / program watched by the viewer from the viewing behavior message information transmitted from the plurality of set-top boxes included in the IPTV subscriber terminal 200a. will be.

In addition, the collection storage unit 111 further obtains and stores classification information such as a channel name, a program name, a program genre, and performer information with reference to the EPG information storage unit 115 based on the channel group address and time information. That is, based on the channel group address and time information of the IGMP JOIN / LEAVE message, the channel group address for the specific channel / program selected, changed and stopped by the viewer, the channel group address for the specific channel / program watched by the viewer, Based on the time information, the channel name, program name, program genre, performer, etc. can be obtained by referring to EPG information stored in the EPG information storage unit 115 such as channel name, program name, program genre, performer, etc. corresponding to a specific channel / program. The viewing behavior classification information of the can be obtained and further stored.

Here, the viewing behavior classification information means information extracted for setting conditions for use in the condition setting unit 112 to be described later. In addition, since the EPG information storage unit 115 includes program information and additional service information supplied from a terrestrial / program or content provider, additional service information such as channel name, program name, program genre, and performer can be obtained. In this case, the program information is information related to a broadcasting channel including video, audio data, and data broadcasting data supplied from a terrestrial / program supplier, and the additional service information includes music, games, karaoke, news, etc., supplied from a content provider. Means information related to the content.

The condition setting unit 112 filters the number of viewers who are watching each channel / program, and sets the condition to one or more of the information included in the above-described classification information or viewing behavior message information. In this case, by counting or filtering the number of viewers or users who are watching each channel / program, it is possible to naturally determine which channel / program is watched by a specific viewer or how many viewers are watching a particular channel / program. .

The viewing information analysis unit 113 extracts processed personalized service information by analyzing the contents of viewing behavior message information or classification information stored in the collection storage unit 111 according to the conditions set by the condition setting unit 112. .

For example, if it is set as the condition of the viewer identification information of the viewing behavior message information filtered by the plurality of viewers and the program genre of the time information and the classification information, the specific viewer is referred to the subscriber DB 116 stored only for the personalized service viewer. By analyzing the contents of the viewing behavior message information or the classification information stored in the collection storage unit 111, the time information of a specific viewer watching each channel / program and the viewing pattern of the genre for each channel / program can be extracted. . Information according to the extracted viewing pattern is defined as processed personalized service information.

As such, the personalized service information may be variously derived according to the condition set by the condition setting unit 112 and the result analyzed by the viewing information analysis unit 113. That is, the viewer can derive a viewing history statistics service, a channel ranking service, a viewing restriction service, and the like.

For each description, the channel ranking service, which is a service that is expressed on the viewer screen in the order of the highest viewer rating among the currently broadcasted channels / programs, is watched by the condition setting unit 112 for each channel / program in a predetermined time unit. Count the number of viewers present and set the result to sort viewers by channel / program in descending order and output the number of viewers and channel / program name, and the viewer information analyzer 113 collects and stores according to the conditions. The content of the information stored in the unit 111 may be analyzed, and the number of viewers may be counted for each channel / program, and then the results arranged in descending order may be extracted and reported to the viewing information provider 114.

In addition, the viewing history statistics service, which is a service for providing viewers with a list of channels / programs watched by the viewer to determine their service viewing pattern, sets time information for statistic viewing history in the condition setting unit. Set the condition to output in chronological order for each channel / program watched, and the audience information analysis unit 113 analyzes the information content stored in the collection storage unit 111 and outputs the information according to the set condition to view the audience information providing unit 114. ), The viewer can extract the viewing history statistics service information for viewing the viewing time according to the channel / program watched by the viewer.

In addition, the parental control service, a service that allows parents to limit their children's TV watching time, is a one-day viewing for a specific viewer whose channel / program viewing time is limited among the viewer information stored in the subscriber DB 116 for personalized service only. Set the time to count based on the conditions of the preset time. That is, if the parent wants to limit the child's daily TV watching time to 2 hours, the condition setting unit 112, the child's subscription identification information, the channel name or program name to be restricted, for the channel / program Set the watch time to a certain time unit, set the watch time limit to 2 hours, and compare the watch time with the counted watch time for 2 hours. By outputting, the audience information analyzing unit 113 analyzes the information content stored in the collection storage unit 111 according to the above conditions and reports the viewing timeout information to the audience information providing unit 114 so that the child can watch the channel / A parental control service that can limit a time for watching a program can be extracted.

In addition, the viewing information analysis unit 113 further refers to the subscriber DB stored only for the personalized service subscriber, which is viewed by the particular viewer in order to provide a viewing restriction service to a specific viewer, for example, a younger viewer. Refer to the subscriber DB to see if it is a restricted person.

The viewing information providing unit 114 converts and stores the extracted various personalized service information into a compatible format of the headend system, and transmits it to the network and the IPTV subscriber station 200b in the form of a personal EPG or pop-up message to the viewer. . In this case, the personal EPG form is a user interface (UI) that viewers can check by sending a personalized service information such as a viewing history statistics service or a viewing restriction service to a subscriber terminal upon request by a subscriber subscribed to the personalized information service. Interface).

Therefore, the viewer can obtain his or her viewing pattern and viewing behavior information at a time desired for personalized service information.

In addition, the pop-up message form is pushed periodically to the IPTV subscriber terminal when the personalized service information such as the above-described viewing history statistics service, channel ranking service, etc. are transmitted to the IPTV subscriber terminal in a unicasting manner to confirm the viewer It may be displayed in the form of a popup.

As such, it is preferable that the personal EPG form transmitted at the request of the viewer or the popup message form periodically pushed and transmitted in the IPTV personalized service providing system are transmitted in a unicasting manner.

Hereinafter, since the above-described personalized service providing system is interlocked with the headend system, the headend system and the network will be described in detail with reference to FIG. 2.

2 is a diagram illustrating an IPTV headend system and a network according to an embodiment of the present invention.

Referring to FIG. 2, the IPTV headend system 100 according to the present invention uses a multicast routing protocol (eg, PIM-SM protocol) to a Gigabit or higher speed router of a premium network 151 and uses a subscriber concentrator 153. A system for transmitting EPG information including program information and additional service information to IP set-top boxes 210 of a plurality of subscribers through multicasting through a subscriber switch 154, the baseband system 120, a compression multiplexing system ( 130, EPG providing system 191, back office system 160, subscriber management system 140, network switch system 150, media management system (MOC: Media Operation Core, 170), data broadcasting system 190 And a return pass server system 195.

The baseband system 120 receives an MPEG-2 broadcast signal from an external program provider (PP), or an analog broadcast signal from terrestrial waves, and converts the received source broadcast signal into a SDI signal. Synchronize frame, distribute broadcast video and audio signals of several broadcasting channels (e.g. 100 channels) through routine switcher, subtitle generator (CG) and automatic program controller (APC) The controller inserts at least one of an advertisement, a logo, or a subtitle (signal editing and processing) into the broadcast video and audio signal and transmits the same to the compression multiplexing system 130.

In addition, the baseband system 120 receives a broadcast signal such as a program provider (PP), a terrestrial wave, etc., respectively, with a tuner for receiving an analog broadcast signal through a DS-3 optical end station, a Yagi antenna, and an integrated receiver decoder (IRD). A signal divider such as a frame synchronizer for converting and correcting an original source signal into an SDI signal and synchronizing frames, and an A / V router for connecting and centralizing all broadcast signal channels for operation management; A character generator is included for editing and processing the signal by inserting advertisements, logos, and captions into the SDI signal.

The compression multiplexing system 130 inputs a broadcast video and audio signal received from the baseband system 120 to an A / V encoder for each broadcast channel (for example, 100 channels) and inputs SDI (Serial Digital). Interface) Compress video signal to H.264, compress audio signal to MPEG-2 AAC to generate MPEG-2 TS (Transport Stream), and encode data encoder with MPEG-2 TS signal which is compressed broadcast video and audio. After multiplexing the data broadcasting data generated by the data encoder and the PSI / SI generator and EPG information including program information and additional service information, the multiplexed MPEG-2 TS signal is IP packetization.

The EPG providing system 191 includes an EPG server (not shown) and an EPG information storage unit 115, and provides the EPG information including program information and additional service information to the IPTV subscriber station 200.

The network switch system 150 transmits an IP packetized transport stream to a premium network through a gigabit leased line by IP multicasting. In addition, the network switch system 150 may use IPv4 multicasting or IPv6 multicasting. When using the IPv4 multicasting, the network switch system 150 multiplies the IP packetized transport stream (TS) based on a Class D IP multicast address. Casting and transmitting to the joined IPTV subscriber station 200 through the premium network (151).

In addition, the network switch system 150 may include one or more L3 switches (L3 SW) and return path server system 195 and the IPTV subscriber station 200 for transmitting the IP packetized signal to the IP network by multicasting. One or more L4 switches (L4 SW) for load balancing by dividing bidirectional data receiving traffic, which is unicasting between them, into an appropriate load, and one or more intrusions to block harmful traffic between the L4 switch and the IP network Prevention system.

Here, the aforementioned IP multicasting may use IPv4 multicasting or IPv6 multicasting technology. In one embodiment, if the router and the L3 switch use the PIM-SM Multicasting Routing Protocol, and if the subscriber's IP set-top box uses IPv4, the subscriber aggregation device may be configured through IGMP Snooping of the subscriber switch using IGMP v2 / v3. 220 to join to the desired broadcast channel, and in the case of using IPv6, it transmits to the subscriber concentrator 153 using MLD v1 / v2 and joins to the corresponding broadcast channel.

The back office system 160 is a provisioning system, and when a user uses a personalized information service according to a collection of viewing behaviors for a fee after user authentication, provides a billing processing function for using an IPTV personalized information service for each subscriber. .

The subscriber management system 140 includes a subscriber DB 116, and provides a member subscription and termination and a member information management function for personalized information service according to the collection of IPTV viewing behavior.

The media management system (MOC) 170 is a system for managing various business process information (program programming information, location information, contract information, product information, etc.) for operating a broadcasting business. In addition, the media management system 170 manages broadcast program organization information, content and media management information, contract information of a program provider (PP) and a content provider (CP), product information, and manages each system in the center of a broadcasting center. It is a coordinator that integrates and manages the information flow through the organic combination of.

 In addition, the media management system (MOC) 170 acquires / manages EPG information including additional service information and program information such as content metadata management, broadcast schedule information, real-time broadcasting and VoD channel formation management, It manages each subsystem and linked agent, manages VOD catalog creation, and analyzes various products. In addition, the media management system (MOC) 170 reports marketing analysis such as settlement of CP / CA, subscriber viewing propensity, broadcasting broadcasting monitoring, video server broadcasting management and VoD subscriber authentication, and recording transmission results for settlement with CP / CA. Provides data synchronization with each of the managed, interlocked subsystems.

The data broadcasting system 90 includes a data manager (DM) for receiving periodic additionally updated service information from a content provider (CP), and transmits authoring, verification and organization of data broadcasting data, and transmits server / data. The encoder generates EPG information including additional service information by the PSI / SI generator.

Here, the data manager (DM) of the data broadcasting system 190 compresses an object carousel (OC) including additionally updated additional information received from a data agent (DA). Transmission to multiple IP set-top boxes 210 through multicasting and network switch systems via multicasting.

The personalization authentication server (not shown) receives an authentication request message for a personalized information service from an IP set-top box owned by a viewer subscribed as a member through the return pass server system 195, and responds to the authentication request message. The authentication ticket is transmitted to the IP set-top box 210 of the subscriber through the return path server system 195.

The return path server system 195 records user log information, processes bidirectional data by a data provider (DP), and provides personalized information service from the IP set-top boxes 210 of the viewers. It provides on-line billing, bidirectional data usage history / billing interworking process, and transmits bidirectional data and the corresponding response data is transmitted to IP set-top box 210 by unicasting method.

EPG information including program information and additional service information transmitted from the headend system 100 is transferred to the plurality of IP set-top boxes 210 joined to a multicast group in the premium network 151. It is sent using the IP multicast protocol (eg PIM-SM). The IP multicast routing protocol used for the router and the L3 switch 152 of the premium network 151 may include distance vector multicast routing protocol (DVMRP), multicast extensions to OSPF (MOSPF), core based tree (CBT), and PIM-SM. Multicast routing protocol of any one of Protocol Independent Multicast-Sparse Mode and Protocol Independent Multicast-Dense Mode may be used.

Each router including rendezvous point (RP) of IPTV backbone network / access network / subscriber network, metro switch (L3 switch), N-Topia switch (L3 switch) (N-Topia: LAN equipment installed in a group building where UTP is installed Layer 3 network equipment including a service using a high-speed Internet) and a subscriber aggregation device (L3 switch) 153 each use a PIM-SM multicast routing protocol, and the subscriber terminal (STB, 200) and the subscriber switch 154, respectively. ) Uses IGMP and IGMP Snooping protocols, respectively.

The IGMP (Internet Group Management Protocol) is omitted because it has been described above, and the IGMP Snooping protocol is a layer 3 network device (e.g., subscriber aggregation that accepts an IGMP Join / Leave message request) and an IPTV subscriber terminal requesting a broadcast channel selection / release. As a protocol driven by Layer 2 equipment (eg subscriber switch) located between devices, the Layer 2 equipment (subscriber switch 230) running IGMP Snooping protocol is an IP set-top box terminal and a Layer 3 network equipment (subscriber concentrator). Recognizing an IGMP transmission / reception message between the (DR: Designated Router)), the channel information is transmitted only to the IP set-top box 210 of the subscriber who has made a broadcast channel request.

3 is a diagram illustrating an IPTV subscriber station for providing personalized service information to a viewer according to an embodiment of the present invention.

Referring to FIG. 3 and FIG. 2, the IPTV subscriber station 200 for providing a personalized service according to an embodiment of the present invention transmits the viewing behavior according to the broadcast viewing of the viewer 154 to the headend system 100. Transmitting and receiving personalized service information analyzed and transmitted from the headend system 100 to the IP set-top box 210, and includes an IP set-top box 210 and a TV 205 connected thereto.

The IP set-top box 210 includes a hardware layer composed of set-top box hardware such as a CPU, a media processor, flash RAM, and an Ethernet module, a system software layer including a device driver and an operating system, and a Java virtual machine (JVM). Virtual Machine (JNI), Java Network Interface (JNI), ACAP API (Java TV, Havi UI, JMF, DAVIC, CA Interface), APIs for IP Media Services (Navigator, Audio streaming API, VOD, Flash player, HDS Client, SSO Client), a streaming protocol (RTP, RTSP), and a middleware layer loaded with a web browser.

In addition, the IP set-top box 210 includes an application layer, which is a personal electronic device that communicates with a server of the EPG providing system 180 including the EPG information storage unit 115 of the headend system 100. Includes clients that support the Program Guide (EPG). Here, the application layer includes a viewing behavior message transmitter 220, a customized information storage unit 230, and a customized information provider 240.

The viewing behavior message transmitting unit 220 collects and analyzes the IGMP JOIN message generated by the viewer's channel / broadcast program selection and change and the IGMP LEAVE message generated by the viewer's interruption of the channel / broadcast program by the viewer's remote control operation. After processing, packetizing and transmitting the viewing behavior message information to the personalized service providing system 110 of the headend system 100 through a network in a unicast manner. At this time, the viewing behavior message information may include a type code for facilitating identification and classification of the packet received by the headend system 100, viewer identification information (ID) for generating an IGMP JOIN / LEAVE message, and channel / The channel group address of the program and the time information of the channel / program are included.

In this case, the viewer identification information is unique information of the set-top box 210 installed in a home, or the viewer is logged into the set-top box 210 by a remote control operation, and the set-top box 210 is authenticated, and then identified by the home. It is desirable to include both the unique information and the unique information of each individual in a household.

The customized information storage unit 230 stores the viewing behavior message information received from the viewing behavior message transmitting unit 220 and based on the group address information and the time information included in the viewing behavior message information, program information and additional services. Obtain and store viewing behavior classification information such as channel name, program name, program genre, and performer information by referring to EPG information including information, and filter or count the number of viewers or viewers who watched each channel / program. And analyzing the contents of the classification information or the viewing behavior message information under one or more conditions among the information included in the viewing behavior classification information or the viewing behavior message information, thereby processing the processed personalized service information in the form of a personal EPG or pop-up message. Store and receive from the customized service providing system. In this case, the headend system 100 and the personalized service providing system 110 are omitted since they have been described in detail with reference to FIG. 2.

The personalized information providing unit 240 provides a personal EPG or pop-up message stored in the personalized information storage unit 230 to the viewer 154 on a display screen. In this case, the personal EPG form may be provided in a unicasting manner by the request of the viewer for personalized service information such as the above-described historical statistics service and channel ranking service. In addition, the pop-up message form is preferably pushed to the personalized service information described above periodically provided to the IPTV subscriber terminal in a unicasting manner.

4A and 4B are diagrams for describing a method of transmitting personalized service information in a personalized service providing system according to an exemplary embodiment of the present invention.

Referring to FIG. 4A, a method of transmitting personalized service information in a personalized service providing system includes an IGMP JOIN message and an IGMP LEAVE message generated by a collection storage unit 111 when a channel / broadcast program is selected, changed, or stopped by a viewer. (A) receiving and storing the viewing behavior message information including the channel group address and the time information from the IPTV subscriber station 200a. For example, when the viewer changes the channel from the G1 channel to the G2 channel, when the channel is stopped, the signal 402 of the IGMP LEAVE message for the G1 is transmitted to the subscriber switch 154 and the viewing behavior message transmitter ( It is analyzed by the set-top box 210 by 220, and processed into a viewing behavior message is transmitted to the collection storage 111.

In addition, when the viewer selects a channel, a signal 404 of the IGMP JOIN message for G2 is transmitted to the subscriber switch 154 and simultaneously analyzed in the set-top box 210 by the viewing behavior message transmitting unit 220. It is processed into a behavior message and transmitted to the collection storage 111.

Thereafter, the collection and storage unit 111 acquires and stores classification information including a channel name, a program name, a program genre, and performer information in response to the EPG information storage unit 115 based on group address information and time information. (b) has a step. That is, when the access 405 according to the group address information and time information is sent to the EPG information storage unit 115, the EPG information storage unit 115 corresponds to the channel name, program name, program genre, It can be obtained by finding classification information such as performer information in the index. When the classification information acquired by the EPG information storage unit 115 is transmitted to the collection storage unit 111 by the response 406, the collection storage unit 111 acquires and stores the classification information.

Subsequently, referring to FIG. 4B, the condition setting unit 112 filters or counts the viewers or the number of viewers who are watching each channel / program, and one of the information included in the classification information or the viewing behavior message information. (C) setting to the above conditions. That is, after the condition setting unit 112 filters, the access information 407 is collected by the collection storage unit 111 and the classification information or the viewing behavior message information is obtained by the response 408. The condition can be set to any one or more of the following.

Thereafter, the audience information analyzing unit 113 analyzes the contents of the classification information or the viewing behavior message information stored in the collection storage unit 111 according to the condition set by the condition setting unit 112, and processes the personalized service information processed. Extracting step (d). That is, the viewing information analyzing unit 113 refers to the condition set by the condition setting unit 112 and inquires 410 the condition set as the collection storage unit 111, and collects the storage unit 111 sent to the response 411. The contents of the classification information or the viewing behavior message information stored in) are analyzed. As a result of the analysis, the processed personalized service information can be extracted.

Thereafter, the viewing information providing unit 114 converts and stores the personalized service information into a compatible format of the headend system 100 and transmits it to the network and the set-top box 210 in the form of a personal EPG or pop-up message (e). ) Step. That is, the viewer information provider 114 receives the result 412 extracted from the viewer information analyzer 113, converts the result into a headend compatible format, and stores the converted result 412 through the headend system 100. And transmits to the set-top box 210.

FIG. 5 is a diagram illustrating a method of receiving personalized service information at an IPTV subscriber terminal including a set top box and providing the same to a viewer according to an exemplary embodiment of the present invention.

Referring to FIG. 5, the method for providing personalized service information to a viewer in an IPTV subscriber station according to the present invention transmits a viewing behavior according to a viewer's broadcasting to the headend system 100, and the headend system 100. Receiving the personalized service information analyzed and transmitted from the IPTV subscriber station 200 including the IP set-top box, the viewing behavior message transmission unit 220 selects and changes the viewer's channel / broadcasting program by the viewer's remote control operation. By collecting and analyzing the IGMP JOIN message generated by the user and the IGMP LEAVE message generated by the viewer's interruption of the channel / broadcast program, the analyzed IGMP JOIN / LEAVE message information is processed into a viewing behavior message, packetized, and unicasted. 414 is transmitted to the personalized service providing system 110 of the headend system 100 via a network. Has step (a). In this case, the personalized service providing system 110 is omitted since it has been described above with reference to FIG. 2.

Thereafter, the personalized information storage unit 230 provides program information and additional service information based on the type code, group address information, visual information, and viewer information included in the viewing behavior message information received from the IGMP message transmitting unit 220. Extract classification information such as channel name, program name, program genre, and performer information with reference to the EPG information included, and filter or count the number of viewers or viewers who are watching each channel / program, and the classification information or viewing Analyze the contents of the classification information or the viewing behavior message information under one or more conditions among the information included in the behavior message information, and transmit the processed personalized service information from the headend system 100 in the form of a personal EPG or pop-up message ( 415) receiving and storing (b). The processed personalized service information is omitted since it has been described above with reference to FIG. 2.

Thereafter, the personalized information provider 240 accesses the personal EPG or pop-up message stored in the personalized information storage unit 230, and provides the personal EPG or pop-up message to the viewer as a display screen in response 417. (418) has step (c). In this case, the display screen is a TV 205 screen connected to the IP set-top box 210, and a personal EPG message is implemented as a UI. In the case of a pop-up message, the display screen is implemented as a pop-up form.

On the other hand, the viewing behavior message transmitting unit 220, the customized information storage unit 230, the customized information providing unit 240 is a signal exchanged with each other is performed by the control signal of the system software layer described in FIG.

Accordingly, the IPTV subscriber station according to the present invention can provide the viewer with processed personalized service information according to the collection of viewing behaviors so that the viewer can grasp his / her own viewing pattern.

As described above, the technical configuration of the present invention described above will be understood by those skilled in the art that the present invention can be implemented in other specific forms without changing the technical spirit or essential features of the present invention.

Therefore, the exemplary embodiments described above are to be understood as illustrative and not restrictive in all respects, and the scope of the present invention is indicated by the appended claims rather than the foregoing detailed description, and the meaning and scope of the claims are as follows. And all changes or modifications derived from the equivalent concept should be interpreted as being included in the scope of the present invention.

As described above, the present invention enables the audience rating investigation according to the viewing behavior in the headend system using the processed viewing behavior message information for the IGMP JOIN / LEAVE received from the IPTV subscriber terminal, and the processed personalized information service. It is effective to provide to the viewer. That is, it is effective to provide individual viewers with processed personalized information service according to the viewing behavior such as channel ranking service, viewing history statistics service, and viewing restriction service.

In addition, the present invention provides the personalized service information to the viewer can determine the viewer's own service pattern, there is an effect that the preferred channel / program is provided.

Claims (44)

A personalized service providing system that analyzes a viewing behavior according to a viewer's viewing from an IPTV subscriber terminal and provides processed personalized service information according to the viewing behavior to a viewer. An EPG information storage unit for storing program information and additional service information supplied from terrestrial / program providers and content providers; Receive and store the viewing behavior message information processed by the IGMP JOIN message and the IGMP LEAVE message generated by the viewer's channel / broadcast program selection, change, and interruption from the IPTV subscriber terminal, and store the EPG based on the viewing behavior message information. A collection storage unit for obtaining and storing the viewing behavior classification information with reference to the information storage unit; A condition setting unit that filters or counts the viewers or the number of viewers who are watching each channel / program, and sets at least one condition among information included in the viewing behavior classification information or viewing behavior message information; A viewing information analysis unit extracting processed personalized service information by analyzing contents of viewing behavior classification information or viewing behavior message information stored in the collection storage unit according to a condition set by the condition setting unit; And Viewing information provider for transmitting the personalized service information to the network and IPTV subscriber terminal in the form of personal EPG or pop-up message to the viewer IPTV viewing behavior collection, including, and a system for providing a personalized service through it. The method of claim 1, The viewing behavior classification information IPTV viewing behavior collection and personalized service providing system comprising a channel name, program name, program genre, performer information. The method of claim 1, The viewing behavior message information  Collecting behaviors of IPTV viewers and personal information through the channel group address and time of viewing the channel / program, the type code identifying the IGMP JOIN or IGMP LEAVE message, and the viewer identification information (ID) Customized service delivery system. The method of claim 3, The viewer identification information IPTV viewing behavior collection and personalized service providing system characterized in that the unique information of the set-top box installed in a home. The method of claim 3, The viewer identification information After the viewer logs in to the set-top box by the remote control operation and authenticates the set-top box, the viewer collects the IPTV viewing behavior and personal information including the unique information of one household and the unique information of each individual within the household. Customized service delivery system. The method of claim 1, The personalized service information is IPTV viewing behavior collection and personalized service providing system, characterized in that it is a viewing history statistics service that provides viewers with a list of channels / programs they have watched. The method of claim 1, The personalized service information is Collecting behavior of IPTV viewing and personalized service providing system, characterized in that the channel ranking service that shows the highest ratings among the channels / programs currently being broadcast. The method of claim 1, The viewing information analysis unit IPTV viewing behavior collection and personalized service providing system characterized in that the reference to the subscriber DB stored only for personalized service subscribers. The method of claim 1, The condition setting unit IPTV viewing behavior, characterized in that further set to count the daily viewing time on a condition of a predetermined time for a specific viewer whose channel / program viewing time is limited among the viewer information (ID) of the stored subscriber DB only for personalized service Collection and personalized service provision system through this. The method of claim 9, The viewing information analysis unit According to a condition of the condition setting unit, by analyzing the contents of the classification information or viewing behavior message information stored in the storage unit to extract the viewing restriction service information, which is a personalized information service for limiting the daily viewing time of a specific viewer IPTV viewing behavior collection and personalized service providing system through it. The method of claim 1, wherein The personal EPG form is And collecting the personalized service information through a unicasting method to the subscriber's terminal when the viewer requests it, and expressing it as a UI (User Interface) for viewing by the viewer. The method of claim 1, wherein The popup message form is And collecting the personalized service information periodically and transmitting it to a subscriber terminal in a unicasting manner so that viewers can check the information in a pop-up form. An IPTV subscriber station which transmits a viewing behavior according to a viewer's viewing to a headend system and provides the viewer with personalized service information analyzed and transmitted from the headend system. Collect and analyze the IGMP JOIN message generated by the viewer's channel / broadcast program selection and change and the IGMP LEAVE message generated by the viewer's interruption of the channel / broadcast program, and process it into the viewing behavior message information. Viewing behavior message transmission unit for packetizing and transmitting to the personalized service providing system of the headend system through a network in a unicast manner; Acquire viewing behavior classification information by referring to EPG information including program information and additional service information based on the viewing behavior message information, and classify the viewing behavior based on one or more conditions among the information included in the viewing behavior classification information or message information. A personalized information storage unit for receiving and storing the personalized service information processed by analyzing the content of the information or the message information from the personalized service providing system in the form of a personal EPG or pop-up message; And Personalized information providing unit for providing a viewer with a personal EPG or pop-up message stored in the personalized information storage unit on the display screen IPTV subscriber behavior collection for providing IPTV viewing behavior and personalized services through the collection. The method of claim 13, The viewing behavior classification information IPTV subscriber behavior collection for collecting IPTV viewing behavior, characterized in that it comprises a channel name, program name, program genre, performer information. The method of claim 13, The viewing behavior message information  Collecting behaviors of IPTV viewers and personal information through the channel group address and time of viewing the channel / program, the type code identifying the IGMP JOIN or IGMP LEAVE message, and the viewer identification information (ID) IPTV subscriber terminal for providing customized service. The method of claim 15, The viewer identification information Collecting IPTV behaviors, characterized in that the unique information of the set-top box installed for each subscriber and IPTV subscriber terminal for providing a personalized service through it. The method of claim 15, The viewer identification information After the viewer logs in to the set-top box by the remote control operation and authenticates the set-top box, the viewer collects the IPTV viewing behavior and personal information including the unique information of one household and the unique information of each individual within the household. IPTV subscriber terminal for providing customized service. The method of claim 13, The personalized service information is IPTV subscriber behavior collection service for providing IPTV viewing behavior, characterized in that it is a viewing history statistics service providing a list of channels / programs watched by the viewer. The method of claim 13, The personalized service information is IPTV subscriber behavior collection for IPTV viewing behavior, characterized in that the channel ranking services in the order of the highest ratings among the channels / programs currently being broadcast, and IPTV subscriber terminal for providing a personalized service through the same. The method of claim 13, The condition is IPTV viewing behavior collection and collection, characterized in that the preset time when counting the daily viewing time for a specific subscriber whose channel / program viewing time is limited among the viewer information (ID) of the subscriber DB stored only for personalized service IPTV subscriber terminal for providing a personalized service through this. The method of claim 20, The personalized service information processed by analyzing the contents of the viewing behavior classification information under the condition of the predetermined time is the collection of IPTV viewing behaviors, and the individual through the viewing restriction service information for limiting the daily viewing time of a specific subscriber. IPTV subscriber terminal for providing customized service. The method of claim 13, wherein The personal EPG form is The collection of IPTV viewing behavior and the personalized service through the personalized service information, characterized in that expressed in the UI (User Interface) that the viewer can confirm by transmitting to the subscriber terminal to the subscriber terminal upon request. IPTV subscriber terminal. The method of claim 13, wherein The popup message form is IPTV subscriber terminal for providing a personalized service through the collection of IPTV viewing behavior, characterized in that the user can check in a pop-up form by periodically pushing the personalized service information to transmit to the subscriber terminal in a unicasting manner. A method of transmitting personalized service information to an IPTV subscriber station by analyzing a viewing behavior according to a viewer's viewing in a personalized service providing system, (a) receiving and storing the viewing behavior message information processed by the IGMP JOIN message and the IGMP LEAVE message generated by the collection storage unit in response to the selection, change and interruption of the channel / broadcast program of the viewer; (b) acquiring and storing the viewing behavior classification information by referring to the EPG information storage unit based on the group address information and the time information by the collection storage unit; (c) filtering or counting the viewers or the number of viewers who are watching each channel / program, and setting the condition setting unit to one or more conditions among the information included in the viewing behavior classification information or the message information; (d) extracting the processed personalized service information by analyzing the content of the viewing behavior classification information or the message information stored in the collection storage unit according to the condition set by the condition setting unit; And (e) the viewing information provider converting and storing the personalized service information into a compatible format of the headend system, and transmitting the personalized service information to the network and the IPTV subscriber terminal in the form of a personal EPG or pop-up message; Method of transmitting personalized service information in a personalized service providing system comprising a. The method of claim 24, The viewing behavior classification information A method for transmitting personalized service information in a personalized service providing system comprising a channel name, a program name, a program genre, and performer information. The method of claim 24, The viewing behavior message information Personalized service in a personalized service providing system comprising a channel group address and time information for viewing a channel / program, a type code for identifying an IGMP JOIN or an IGMP LEAVE message, and a viewer identification information (ID). How to send service information. The method of claim 26, The viewer identification information Method for transmitting personalized service information in a personalized service providing system, characterized in that the unique information of the set-top box installed for each subscriber. The method of claim 26, The viewer identification information After the viewer logs in to the set-top box by remote control operation and authenticates the set-top box, personalized service in a personalized service providing system comprising all of the unique information of one home and the unique information of each individual in a home. How to send service information. The method of claim 24, The personalized service information is A method of transmitting personalized service information in a personalized service providing system, characterized in that the viewing history statistics service that provides a viewer with a list of channels / programs they have watched. The method of claim 24, The personalized service information is A method of transmitting personalized service information in a personalized service providing system, characterized in that the channel ranking service in the order of the highest ratings among the channels / programs currently being broadcast. The method of claim 24, The viewing information analysis unit A method for transmitting personalized service information in a personalized service providing system, characterized by further referring to a stored subscriber DB for a personalized service subscriber. The method of claim 24, The condition setting unit Personalized service characterized in that the personalized service is further set to count the daily viewing time for a specific viewer that is limited to the channel / program viewing time of the viewer information (ID) of the stored subscriber DB on the condition of a predetermined time Method of transmitting personalized service information in the providing system. 33. The method of claim 32, The viewing information analysis unit According to a condition of the condition setting unit, by analyzing the contents of the classification information or viewing behavior message information stored in the storage unit to extract the viewing restriction service information, which is a personalized information service for limiting the daily viewing time of a specific viewer Transmitting the personalized service information from the personalized service providing system. 34. The method of claim 24, wherein The personal EPG form is Method for transmitting personalized service information in a personalized service providing system characterized in that the viewer is transmitted to the subscriber terminal when requested by the personalized service information is expressed in a UI (User Interface) that can be confirmed by the viewer. . 34. The method of claim 24, wherein The popup message form is And periodically pushing the personalized service information and transmitting the personalized service information to a subscriber terminal in a pop-up form so that the viewer can confirm the information in a pop-up form. A method of transmitting a viewing behavior according to a viewer's viewing to a headend system, and receiving personalized service information analyzed and transmitted from the headend system at an IPTV subscriber terminal and providing the viewer to the viewer, (a) the viewing behavior message transmitting unit collects and analyzes the IGMP JOIN message generated by the viewer's remote control operation by selecting and changing the viewer's channel / broadcast program and the IGMP LEAVE message generated by the viewer's interruption of the channel / broadcast program, Packetizing the processed viewing behavior message information and transmitting it to the headend system through a network in a unicast manner; (b) the personalized information storage unit obtains the viewing behavior classification information by referring to the EPG information including the program information and the additional service information based on the viewing behavior message information, and includes one or more of the information included in the viewing behavior classification information or the message information. Analyzing the contents of the viewing behavior classification information or the message information as a condition and receiving the processed personalized service information received from the headend system in the form of a personal EPG or pop-up message; And (c) providing the personalized EPG or pop-up message to the viewer on the display screen by the personalized information provider; Method for providing personalized service information in the IPTV subscriber terminal comprising a. (a) The viewing behavior message transmitting unit packetizes the processed viewing behavior message information by the IGMP JOIN message generated by the viewer's channel / broadcast program selection or change and the IGMP LEAVE message generated by the viewer's interruption of the channel / broadcast program. Making; (b) storing the EPG information storage unit including program information and additional service information; (c) collecting and storing the viewing behavior message information by the collection storage unit by the IGMP JOIN message and the IGMP LEAVE message; (d) acquiring and storing viewing behavior classification information including channel name, program name, program genre, and performer information with reference to the EPG information storage unit; (e) the condition setting unit filtering or counting the viewers or the number of viewers who are watching each channel / program, and setting the one or more conditions among the information included in the viewing behavior classification information or the message information; (f) extracting processed personalized service information by analyzing the contents of the viewing behavior classification information or the message information stored in the collection storage unit according to the condition set by the condition setting unit; And (g) storing, by the viewing information provider, the personalized service information and providing the viewer in the form of a personal EPG or pop-up message; IPTV viewing behavior collection, including and personalized service information providing method through the. The method of claim 37, The viewing behavior message information  Collecting behaviors of IPTV viewers and personal information through the channel group address and time of viewing the channel / program, the type code identifying the IGMP JOIN or IGMP LEAVE message, and the viewer identification information (ID) How to provide customized service information. The method of claim 38, The viewer identification information IPTV viewing behavior collection and personalized service providing system characterized in that the unique information of the set-top box installed for each subscriber. The method of claim 41, wherein The viewer identification information After the viewer logs in to the set-top box by the remote control operation and authenticates the set-top box, the viewer collects the IPTV viewing behavior and personal information including the unique information of one household and the unique information of each individual within the household. Customized service delivery system. The method of claim 37, The personalized service information is IPTV viewing behavior collection and personalized service information providing method characterized in that it is a viewing history statistics service that provides viewers with a list of channels / programs they have watched. The method of claim 37, The personalized service information is Collection method of IPTV viewing behavior, and a method of providing personalized service information through this, which is a channel ranking service which shows the highest ratings among channels / programs currently being broadcast. The method of claim 37, The condition setting unit IPTV viewing behavior, characterized in that further set to count the daily viewing time on a condition of a predetermined time for a specific subscriber whose channel / program viewing time is limited among the viewer information (ID) of the subscriber DB stored in the personalized service only How to collect and provide personalized service information through it. The method of claim 43, The viewing information analysis unit Based on the condition set by the condition setter, the content of viewing behavior classification information or message information stored in the collection storage unit is analyzed according to the condition set by the condition setter to extract the viewing restriction service information limiting the daily viewing time of a specific subscriber. IPTV viewing behavior collection and personalized service information providing method through it.

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