JP2005094115A - Broadcast receiver with view information storage function and recommended contents display apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a broadcast receiver with a view information storage function and a recommended contents display apparatus for solving a problem of a load imposed on a user caused by searching its own preferred contents among many contents in a video on demand system or a sales promotion system for handling many contents and easily searching contents congenial to the user. <P>SOLUTION: A program information input section 32 of the recommended contents display apparatus receives information from an external recording medium 31 to which the information related to a program viewed by the broadcast receiver with the view information storage function is written, a preference analysis recommendation information generating section 33 generates recommended contents information suitable for the user on the basis of the received information and allows a recommended information display section 34 to display the information. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a digital broadcast receiving apparatus such as a television or a DVD recorder that outputs information on what program the viewer has viewed or recorded to the outside, and a program that has been viewed or recorded generated by the digital broadcast receiving apparatus. Uses information to make it easier for users to select content from multiple video content, such as in-flight entertainment systems, for viewing, or to use content browsing that is effective for sales promotion The present invention relates to a recommended content display device that is promoted to a user.

  In-flight entertainment system devices have been developed and provided to meet the demand remotely when passengers want to enjoy content such as music and video while seated in their seats on an aircraft. Using high-efficiency image compression technology such as MPEG1 / 2, it has become possible to select and view a large number of contents such as movie contents of 50 to 200 titles.

  The configuration of a conventional in-flight entertainment system is shown in FIG.

  In FIG. 12, 121 is a program video service control unit, 122 is a video server, 123 is a distributor / combiner, 124 to 126 are distributors, 127 to 129 are seat terminals, and 130 to 132 are liquid crystal displays.

  The video server 122 stores a video signal compressed by the MPEG2 method or the like. By receiving a request from each sheet terminal, the program video service control unit 121 reads data recorded by the MPEG2 method from the video server 122 and distributes the content to each sheet terminal.

  The content is distributed via the distributor / combiner 123 and the distributors 124, 125, and 126.

  The content is modulated by a modulation method such as 16QAM in the MPEG2 transport stream format and transmitted via a coaxial cable or the like.

  At this time, communication is performed between the program video service control unit 121 and the seat terminals 127, 128, and 129 using the TCP / IP protocol. The TCP / IP signal is also subjected to frequency modulation, and communication is performed through the same coaxial cable as content distribution.

  For this reason, the distributor / combiner 123 has functions of frequency multiplexing and demultiplexing for the MPEG2 transport stream and the TCP / IP signal. In the distributors 124, 125, and 126, The same signal is distributed to each seat terminal.

In the sheet terminals 127, 128, and 129, MPEG2 compression / decompression is performed on the video and audio signals that are compressed and transmitted, and displayed on the liquid crystal displays 130, 131, and 132 (see, for example, Patent Document 1).
JP 2002-34059 A (paragraph numbers [0002] to [0011])

  Each content is compressed to a low bit rate of about 3 Mbps by the MPEG2 system.

  At this time, even if the content is, for example, 2 hours, the size can be 2.7 Gbytes. For example, even if such content is stored in about 200 video servers, the total capacity of the content is about 540 Gbytes. The price of a hard disk drive in recent years has rapidly increased, and the size of 540 Gbytes has become a capacity that can be mounted sufficiently in terms of cost.

  On the other hand, the user performs a content selection operation from the seat terminals 127, 128, and 129. The program video service control unit 121 provides a selection screen for content selection.

  A screen for content selection is shown in FIG. The selection screen is described in HTML, for example, and can be browsed by operating browser software on the sheet terminals 127, 128, and 129.

  As shown in FIG. 13, the content table provides a list of contents that can be viewed. The user performs an operation of selecting content using the content table. By selecting and clicking the content name, it is possible to operate so that the content reproduction is started. As shown in FIG. 13, when the content to be selected is about 200, the work for the user to search for the desired content is a work of switching and viewing a plurality of HTML display screens many times. This is a burden on the user.

  In order to solve the above-described problem, the broadcast receiving device with a viewing information storage function and the recommended content display device according to the present invention are provided with a plurality of types related to a program being received from a signal received by the broadcast receiving device with a viewing information storage function. A program information acquisition unit for acquiring item information, a program information storage unit for recording and storing program information input from the program information acquisition unit in association with the reception display state of the program, and a program recorded and stored in the program information storage unit A program information output unit for outputting information to an external recording medium is provided.

  Further, in the recommended content display device of the present invention, the program information input unit that takes in the program information from the external recording medium recorded by the digital broadcast receiving device, and the viewer's preference is analyzed and analyzed from the input information. A preference analysis recommendation information generation unit that generates content recommendation information according to the result, and a recommendation information display unit that displays the content recommendation information according to the content recommendation information generated by the recommendation information generation unit.

  In the broadcast receiving device with the viewing information storage function and the recommended content display device of the present invention, by having the above-described configuration, a plurality of items of program information related to the program being received are stored in the program information storage unit. The program information recorded and stored in the information storage unit can be output and recorded on an external recording medium via the program information output unit.

  The recommended content display device takes in the program information recorded in the external recording device into the inside via the program information input unit. Thereafter, program information is analyzed by the preference analysis recommendation information generation unit, and content recommendation information is created according to the analysis content.

  This content recommendation information reflects the user's preference, and the video content and product information preferred by the user are described in a more easily noticeable part. By displaying the content recommendation information on the recommendation information display unit, it is possible to reduce the load on the user to select the content he needs from a huge amount of content.

  Further, by using this apparatus in a sales promotion system, more effective sales promotion can be implemented.

  Hereinafter, embodiments of the present invention will be described with reference to FIGS.

(Embodiment 1)
FIG. 1 is a block diagram showing the configuration of the digital broadcast receiving apparatus according to the first embodiment of the present invention.

  In FIG. 1, 1 is an operation unit, 2 is an operation reception unit, 3 is a digital broadcast reception unit, 4 is a program information acquisition unit, 5 is a program information storage unit, 6 is a program information output unit, and 7 is a video / audio signal decoding unit. , 8 is a display device, 9 is a speaker, and 10 is an external recording medium.

  FIG. 2 is a block diagram showing the configuration of the EIT that is received by the digital broadcast receiving apparatus.

  FIG. 3 is a block diagram showing the configuration of the recommended content display apparatus according to the first embodiment of the present invention.

  In FIG. 3, 31 is an external recording medium, 32 is a program information input unit, 33 is a preference analysis recommendation information generation unit, and 34 is a recommendation information display unit.

  FIG. 4 is a flowchart showing the operation of the preference analysis recommendation information generation unit of the recommended content display apparatus according to the first embodiment of the present invention.

  FIG. 5 is a content table displayed by the recommended content display device according to the first embodiment of this invention.

  FIG. 6 is a block diagram showing a hardware configuration of an in-flight entertainment system including the recommended content display device of the present invention.

  6, 51 is a program video service control unit, 52 is a video server, 53 is a distributor / combiner, 54 to 56 are distributors, 57 to 59 are sheet terminals, 60 to 62 are liquid crystal displays, and 63 is a preference information analysis database. It is.

  First, the operation of the digital broadcast receiver configured as shown in FIG. 1 will be described.

  Specifically, the digital broadcast receiving apparatus in FIG. 1 is a television or tuner apparatus that receives a digital broadcast, or a recording apparatus such as a DVD recorder having a digital broadcast receiving function.

  First, the received broadcast signal is subjected to digital demodulation in the digital broadcast receiving unit 3.

  At this time, for example, in the case of BS digital broadcasting, TC-8PSK demodulation is performed, and in the case of terrestrial digital broadcasting, OFDM demodulation is performed, and an MPEG2 transport stream is obtained.

  The demodulated signal is then subjected to compression / expansion of the video signal compressed by the MPEG2 system and the audio signal compressed by the AAC system in the video / audio signal decoding unit 7.

  The compressed and expanded video signal and audio signal are transferred to the display device 8 and the speaker 9 to reproduce the video signal and audio signal.

  On the other hand, the program information acquisition unit 4 acquires program information related to the received program from EIT (Event Information Table) information multiplexed in the transport stream received by the digital broadcast reception unit 3. To do.

  The acquired program information is transferred to the program information storage unit 5.

  Generally, in a digital broadcast receiving apparatus, an operation is performed by an operation using infrared rays from an operation unit 1 such as a remote controller.

  A signal transmitted from the operation unit 1 is received by the operation reception unit 2.

  The operation reception unit 2 interprets the received operation signal.

  As a result of the interpretation, if the channel switching is selected, the selected channel signal is transmitted to the program information acquisition unit 4. The program information acquisition unit 4 acquires the program information regarding the transmitted channel and passes the program information to the program information storage unit 5.

  With this operation, the program information accumulating unit 5 can accumulate information on the program that was actually viewed.

  The program information stored in the program information storage unit 5 is transferred to the program information output unit 6 by a user operation or the like, and is output to the external recording medium 10 via a wireless line.

  Here, the communication system of the wireless line between the external recording medium and the program information output unit is a wireless LAN such as IEEE802.11a, IEEE802.11b, IEEE802.11g, IEEE1394. UWB communication such as a or Bluetooth which is a short-range wireless communication method may be used.

  On the other hand, the external recording medium 10 uses an IC card having a wireless communication function and a nonvolatile memory such as a flash memory, or a mobile phone having a wireless communication function and a nonvolatile memory.

  The EIT is standardized as a standard “Program arrangement information used in digital broadcasting” (ARIB STD-B10) of the Japan Radio Industry Association.

  The EIT information is received by the antenna at a predetermined interval (for example, once every 2 seconds). For this reason, the EIT information includes information on the program schedule of a plurality of channels in the broadcast being received and the contents of each program.

  Using this, an ordinary digital broadcast receiver creates an electronic program guide called EPG from EIT information.

  Further, the EIT can include various descriptors as shown in FIG. Among them, the rectangular event descriptor can indicate the title of the program, and the content descriptor can indicate the genre of the program. In the extended item event descriptor, a plurality of types of item information can be set. For example, in the descriptor, for example, in a movie program, the name of the leading actor, the director name, etc. are described. In the music program, the name of the singer and the name of the song performing the performance are described.

  The program information storage unit includes the program title name, program start date and time, program genre, starring actor name and director name described in the extended event descriptor included in these EITs as program information. Record in 5.

  Next, as shown in FIG. 3, the operation of the recommended content display apparatus will be described.

  Program information recorded in the external recording medium 31 is taken into the recommended content display device via the program information input unit 32.

  The fetched program information is transferred to the preference analysis recommendation information generation unit 33, and after the preference is analyzed, the content recommendation information is generated.

  The generated content recommendation information is displayed on the recommendation information display unit 34.

  The process in the preference analysis recommendation information generation unit 33 will be described using the flowchart of FIG. First, processing for acquiring database information related to the program (step 401) is performed. Acquisition of database information is performed as follows.

  First, acquisition is performed from a preference information analysis database held in the recommended content display device itself or a preference information analysis database connected to a network via the Internet or a LAN.

  At this time, the program is identified using the program title name and broadcast start time included in the program information as keys, and more detailed information is acquired from the items multiplexed in the EIT.

  Next, cumulative information on the number of programs viewed by the user for each of several items is acquired.

  In the example of FIG. 4, in step 402, program genre information is accumulated. This is a process step of counting the number of times of program viewing for each program genre in order to determine which genre of the program has been viewed most.

  In the next step 403, the number of programs viewed for each program performer is counted.

  In the next step 404, the program director information is accumulated. In this step, the number of programs viewed for each director is counted.

  In the next step 405, a step of obtaining program production information is performed. In this step, processing for counting the number of programs viewed for each production company is performed.

  In the next step 406, information about the on-board content held by the recommendation information generating apparatus is acquired. For example, information items relating to contents held in the in-flight entertainment system and reproducible by the system are acquired.

  Items to be acquired here are acquired for items that have been accumulated before this step.

  In step 407, weighting of the loaded content is performed. Here, for each item accumulated from step 402 to step 405, the ranking of the program genre preferred by the user, the ranking of the program performer preferred by the user, the ranking of the program director preferred by the user, and the preference of the user. Determine program production rank. Thereafter, the item information of the loaded content acquired in step 406 is collated, and each item is ranked higher from the content including more items ranked higher. .

  As a result, the rank of the content installed in the aircraft entertainment system is set.

  In step 408, a content table including the content recommendation information shown in FIG. 5 is created according to the rank set in step 407.

  The content is displayed from the recommended content to the top of the screen to be displayed first, and the content name is displayed at a location that is noticeable to the user.

  FIG. 6 shows a specific hardware configuration of the in-flight entertainment system including the function of the content recommendation information creation device.

  As shown in FIG. 6, the external recording medium is a wireless LAN such as IEEE802.11a, IEEE802.11b, IEEE802.11g, IEEE1394. Communication is performed by UWB communication such as a or Bluetooth method which is a short-range wireless communication method.

  The program information input unit in FIG. 3 is mounted on the seat terminal devices 57, 58 and 59 in the in-flight entertainment system of FIG.

  The preference analysis recommendation information generation unit 33 in FIG. 3 is realized by the program video service control unit 51 and the preference information analysis database 63.

  Therefore, the program information input at the seat terminal is transmitted to the program video service control unit 51 via the network of the in-flight entertainment system.

  The preference information analysis database 63 is used in the acquisition of program database information performed in step 401 of FIG. 4 in the processing in the preference analysis recommendation information generation unit 33 in FIG.

  3 is executed by the seat terminals 57, 58, 59 and the liquid crystal displays 60, 61, 62 in the in-flight entertainment system of FIG.

  The generated content recommendation information is transmitted via the network of the in-flight entertainment system and displayed on the seat terminals 57, 58, 59 and the liquid crystal displays 60, 61, 62.

  As described above, according to the present embodiment, program information can be automatically acquired during daily viewing activities using a television receiver or the like used at home. Further, by providing a function for recording the program information on an external recording medium having a wireless communication function, the user can remotely operate the program information without physically connecting the recording medium to the digital receiver. Can be acquired.

  In addition, the content recommendation information generation device can easily find video content that suits the user's preference by generating content recommendation information using program information of a program that has been viewed. Become. By using this for an in-flight entertainment system, it is possible to save the user from having to select a favorite content and to provide a system that is easier to use.

  Program information viewed by individuals is information that requires relatively confidentiality. By carrying this through an independent device such as an IC card or a mobile phone, an effect that the confidentiality can be increased as compared with the case where the data is transmitted via an unspecified number of devices such as the Internet can be expected.

  In the present embodiment, the communication between the program information output unit 6 and the external recording medium 10 and between the external recording medium 31 and the program information input unit 32 is described as a wireless communication system such as 802.11a. However, the present invention is not limited to this, and a configuration in which connection is performed using a wired signal may be used.

  In the present embodiment, the preference analysis recommendation information generation unit 33 acquires the program database information in step 401 as shown in FIG. 4, but this is not necessarily the configuration, and the acquisition is performed from the external recording medium 31. The content recommendation information may be generated using only items included in the program information.

  In the preference analysis recommendation information generating unit 33 of the present embodiment, each item of the program information analyzed is a program genre, program performer information, program director information, and program production information, but is not necessarily limited to this item. Any other item may be used as long as it can grasp the viewer's preference.

(Embodiment 2)
FIG. 7 is a block diagram showing a configuration of a digital broadcast receiving apparatus according to the second embodiment of the present invention.

  7, 71 is an operation unit, 72 is an operation reception unit, 73 is a digital broadcast reception unit, 74 is a program information acquisition unit, 75 is a recorded program information acquisition unit, 76 is a program information storage unit, and 77 is a video / audio signal decoding unit. , 78 is a program information output unit, 79 is a display device, 80 is a speaker, and 81 is an external recording medium.

  FIG. 8 is a flowchart showing the operation of the preference analysis recommendation information generation unit of the recommended content display apparatus according to the second embodiment of the present invention.

  In the digital broadcast receiving apparatus of the present embodiment, the operations of the video / audio signal decoding unit 77, the display device 79, and the speaker 80 are the same as those of the first embodiment of FIG.

  Further, the program information acquisition unit 74 acquires the program information of the viewed program and outputs it to the external recording medium 81 via the program information storage unit 76 and the program information output unit 78. The same as the broadcast receiving apparatus.

  In this digital broadcast receiving apparatus, the main difference from the first embodiment is that it includes a recorded program information acquisition unit 75 and outputs recorded program information, which is program information of a recorded program, to an external recording medium 81. It is.

  The operation receiving unit 72 receives a recording operation input from the operation unit 71.

  The received operation accepting unit 72 instructs the recorded program information acquiring unit 75 to acquire information on a program to be recorded.

  Here, although there is an instruction to record in real time, the recorded program information acquisition unit 75 also acquires information on the reserved program for a program scheduled to be recorded in advance when timer recording is performed.

  The recorded program information acquisition unit acquires information on a program to be recorded from the EIT information shown in FIG. 2, and the program information acquired here is the same as the information shown in the first embodiment.

  Specifically, the program title name, the program start date and time, the program genre, the name of the leading actor described in the extended event descriptor, the director name, and the like.

  This is similarly stored in the program information storage unit 76 and stored as recorded program information.

  As described above, the program information recorded in the program information storage unit 76 stores two types of information, that is, program information stored by viewing and recorded program information stored by recording. Become.

  In other words, the program title name, the program start time, the program genre, the extended event descriptor, and other items related to the viewed program, the program title name related to the recorded program, the program start time, Accumulate program genres and extended event descriptors.

  The stored program information and recorded program information are recorded from the program information output unit 78 to the external recording medium 81.

  The recommended content display apparatus according to the present embodiment has the configuration shown in FIG. 3 as in the first embodiment.

  In the configuration of FIG. 3, the external recording medium 31 and the program information input unit 32 capture not only program information but also recorded program information.

  The operation of the recommendation information display unit 34 is the same as that in the first embodiment.

  A flowchart showing the operation of the preference analysis recommendation information generation unit 33 is shown in FIG.

  First, a process (step 801) of acquiring database information related to a program described in program information and recorded program information is performed. Acquisition of database information is performed as follows.

  First, acquisition is performed from a preference information analysis database held by the recommended content display device itself or a preference information analysis database connected to a network via the Internet or a LAN.

  From step 802 to step 805, the total of genre information of the program viewed, the total of program appearance information, the total of program director information, and the total of each item of program production information are calculated. The calculation contents in each step are the same as those in the first embodiment.

  Collecting information on the programs recorded from the next step 806 to step 809 is performed in the same manner as the cumulative method from step 802 to step 805.

  Subsequently, in step 810, the on-board content information installed in the aircraft entertainment system is acquired.

  The items to be acquired here are acquisitions for items that have been accumulated before this step.

  In step 811, weighting of the loaded content is performed. Here, according to the items that have been accumulated in the period from step 802 to step 809, the ranking of the program genre preferred by the user, the ranking of the program performer preferred by the user, the ranking of the program director preferred by the user, Determine the preferred program production rank. After that, collation with the item of the installed content acquired in step 810 is performed, and the higher ranking is performed from the content including more items ranked higher in each item.

  Calculation is performed as a parameter that uses the order of program items recorded in the determination of the rank more heavily than the order of program items that are simply viewed.

  In step 812, content recommendation information is generated according to the weighting of the created content.

  According to the present embodiment, in the digital broadcast receiver, in addition to the program information related to the program that was normally viewed, the recorded program information related to the recorded program is acquired.

  A program that you want to watch until you have recorded it or a program that you want to save until you have recorded it is often a program that more closely matches the taste of the viewer. In the content recommendation information generation apparatus, content recommendation information that more closely matches the viewer's preference can be generated by using recorded program information in addition to program information.

  In the present embodiment, the communication between the program information output unit 78 and the external recording medium 81 and between the external recording medium 31 and the program information input unit 32 is described as a wireless communication system such as 802.11a. The configuration is not limited to this, and a connection may be made using a wired signal.

  In the present embodiment, the preference analysis recommendation information generation unit 33 acquires the program database information as shown in step 801 in FIG. 8, but this is not necessarily the configuration, and the acquisition is performed from the external recording medium 31. The content recommendation information may be generated using only items included in the program information.

  In this embodiment, each item for creating content recommendation information is a program genre, program performer information, program director information, and program production information. However, the present invention is not necessarily limited to this item. Other items may be used as long as they can be grasped.

  In the present embodiment, the item for creating content recommendation information in the preference analysis recommendation information generation unit 33 uses both program information and recorded program information. However, the present invention is not necessarily limited to this, and generation is performed only by recorded program information. Even if this is done, the same effect can be obtained.

(Embodiment 3)
FIG. 9 is a flowchart showing the operation of the information generation unit for preference analysis recommendation of the content recommendation information generation device in the third exemplary embodiment of the present invention.

  FIG. 10 shows content recommendation information generated by the content recommendation information generation apparatus according to the third embodiment of the present invention.

  FIG. 11 is a block diagram showing a hardware configuration of a content recommendation information generation apparatus according to the third embodiment of the present invention.

  11, 110 is a monitor, 111 is a CPU, 112 is a system memory, 113 is a host bus bridge, 114 is a graphic controller, 115 is a hard disk drive, 116 is a wireless module, 117 is a network interface board, and 118 is a preference analysis database. .

  In the present embodiment, the case where the content recommendation information generation device is used as a sales promotion device in a large-scale store such as a department store will be described.

  The configuration of the content information recommendation apparatus is the configuration of FIG.

  FIG. 9 is a flowchart showing the operation of the preference analysis unit.

  As shown in FIG. 9, in step 901, program information is acquired from program database information. At this time, the program is first identified using the program name of the content and the broadcast start time of the program as keys.

  The keyword related to the program is obtained from the program database information from the specified program.

  As the keywords of the program, for example, the keywords of the program such as hot spring, fashion, personal computer, English conversation, car, professional baseball, ramen, health, classical music, etc. that are related to the sales of the product are acquired.

  A plurality of keywords are prepared for each program that has been viewed.

  In step 902, the totals for the keywords acquired in the previous step are taken.

  For each keyword, how many times the program associated with the keyword has been viewed is counted and the number of programs is counted.

  In step 903, a keyword related to the content installed in the content recommendation information generation apparatus is acquired.

  In step 904, it is determined how much matching is achieved with respect to the keywords accumulated in the content recommendation information generating apparatus in step 902, and the contents are ranked.

  For example, when the program containing the keyword health is viewed most frequently, the content including the keyword health is ranked higher.

  In step 905, the content recommendation information ranked is generated.

  The content in this embodiment is composed of, for example, character information written in HTML.

  FIG. 10 shows the content information.

  As shown in FIG. 11, the content recommendation information generating apparatus according to the present embodiment can be realized by a personal computer.

  The program information input unit 32 in FIG. 3 can be realized by the wireless module 116, the host bus bridge 113, the system memory 112, the CPU 111, the system memory 112, and software that operates on the CPU 111.

  As for the preference analysis recommendation information generation unit 33 in FIG. 3, the program database information is mounted in the preference analysis database 118 connected to the Internet.

  This information is acquired via the network IF board 117, and is realized by the CPU 111, the system memory 112, the hardware of the host bus bridge 113, and the software that operates on the CPU 111 and the system memory 112.

  The generated content recommendation information is drawn by the graphic controller 114 and output to the monitor 110. These correspond to the recommended information display section of FIG.

  According to the present embodiment, the content recommendation information generation device can generate content recommendation information based on keywords related to program viewing and product purchase in addition to the acquired program information. As a result, it is possible to promote browsing of content that matches the viewer's preference, and to promote sales of products.

  In the present embodiment, the communication between the program information output unit and the external recording medium, and the communication between the external recording medium and the program information input unit is described as a wireless communication system such as 802.11a. However, the present invention is not limited to this. Alternatively, the connection may be made with a wired signal.

  In the present embodiment, the preference analysis recommendation information generation unit 33 is generated using only the program information that has been viewed. However, the present invention is not limited thereto, and the preference analysis recommendation information generation unit 33 is generated by the digital broadcast receiving apparatus of the second embodiment. Even if it is generated using recorded program information, the same effect can be obtained.

  A broadcast receiving apparatus with a viewing information storage function and a recommended content display apparatus according to the present invention store a plurality of items of program information related to a program being received in the broadcast receiving apparatus with a viewing information storage function in a program information storage unit. The program information recorded and accumulated in the program information accumulation unit can be output and recorded on an external recording medium via the program information output unit.

  Further, the recommended content display device takes in the program information recorded in the external recording device through the program information input unit. Thereafter, the preference content analysis unit analyzes the content of the input content, and creates content recommendation information according to the analysis content.

  This content recommendation information reflects the user's preference, and the video content and product information preferred by the user are described in a more easily noticeable part.

  By displaying the content recommendation information on the recommendation information display section, the user can reduce the load of selecting the content that he / she needs from a vast amount of content, and content with interesting content It has a peculiar effect that can be selected and placed in a conspicuous place.

  This is useful for applications such as a video-on-demand system such as an aircraft entertainment system that provides a large amount of video content according to the user's selection, and a sales promotion system.

The block diagram which shows the structure of the digital broadcast receiver of the 1st Embodiment of this invention Configuration diagram showing the configuration of EIT The block diagram which shows the structure of the recommended content display apparatus of the 1st Embodiment of this invention The flowchart which shows operation | movement of the preference analysis recommendation information generation part of the recommended content display apparatus of the 1st Embodiment of this invention. The figure which shows the content table | surface which the recommended content display apparatus of the 1st Embodiment of this invention displays 1 is a block diagram showing a hardware configuration of an in-flight entertainment system including a recommended content display device according to a first embodiment of the present invention. The block diagram which shows the structure of the digital broadcast receiver of the 2nd Embodiment of this invention The flowchart which shows operation | movement of the preference analysis recommendation information generation part of the recommended content display apparatus of the 2nd Embodiment of this invention. The flowchart which shows operation | movement of the preference analysis recommendation information generation part of the content recommendation information generation apparatus in the 3rd Embodiment of this invention. The figure which shows the recommendation information which the content recommendation information generation apparatus in the 3rd Embodiment of this invention produces | generates The block diagram which shows the hardware constitutions of the content recommendation information generation apparatus in the 3rd Embodiment of this invention Configuration diagram of a conventional in-flight entertainment system The figure which shows the content table which the conventional entertainment system in a plane provides

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Operation part 2 Operation reception part 3 Digital broadcast receiving part 4 Program information acquisition part 5 Program information storage part 6 Program information output part 7 Video | audio / audio signal decoding part 8 Display device 9 Speaker 10 External recording medium 31 External recording medium 32 Program Information input unit 33 Preference analysis recommendation information generation unit 34 Recommendation information display unit 51 Program video service control unit 52 Video server 53 Distributor / Combiner 54 Distributor 55 Distributor 56 Distributor 57 Sheet terminal 58 Sheet terminal 59 Sheet terminal 60 Liquid crystal display 61 Liquid Crystal Display 62 Liquid Crystal Display 63 Preference Information Analysis Database 71 Operation Unit 72 Operation Accepting Unit 73 Digital Broadcasting Reception Unit 74 Program Information Acquisition Unit 75 Recorded Program Information Acquisition Unit 76 Program Information Storage Unit 77 Video / Audio Signal Decoding Unit 78 Program Information Output Part 79 Display Device 80 Speaker 81 External Recording Medium 110 Monitor 111 CPU
112 system memory 113 host bus bridge 114 graphic controller 115 hard disk drive 116 wireless module 117 network interface board 118 preference analysis database

Claims (6)

A program information acquisition unit that acquires information on a plurality of items related to the program being received from the received signal, a program information storage unit that records and stores program information input from the program information acquisition unit, and a program information storage unit A digital broadcast receiver comprising a program information output unit for outputting recorded and accumulated program information to an external recording medium. A recorded program information acquisition unit that acquires information on a plurality of items related to a program that has been reserved for recording from a received signal, and the program information storage unit acquires program information and recorded program information input from the program information acquisition unit 2. The digital broadcasting according to claim 1, wherein the recorded program information inputted from the recording section is recorded and accumulated, and the program information output section outputs the program information recorded in the program information accumulation section and the recorded program information to an external recording medium. Receiver device. 3. The digital broadcast receiving apparatus according to claim 1, wherein the external recording medium is a mobile phone. 3. The digital broadcast receiver according to claim 1, wherein the external recording medium is an IC card provided with a wireless communication IF. A program information input unit that takes in program information recorded by the digital broadcast receiving device according to claim 1, claim 3, or claim 4 from an external recording medium; and viewers' preferences from the input information. Recommended content including a preference analysis recommendation information generation unit that generates content recommendation information according to the analyzed and analyzed results, and a recommendation information display unit that displays content recommendation information according to the content recommendation information generated in the preference analysis recommendation information generation unit Display device. A program information input unit for fetching program information and recorded program information recorded by the digital broadcast receiver according to claim 2, claim 3, and claim 4, and analyzing viewer's preference from the input information A recommended content display including a preference analysis recommendation information generation unit that generates content recommendation information according to the analyzed result, and a recommendation information display unit that displays the content recommendation information according to the content recommendation information generated in the preference analysis recommendation information generation unit apparatus.

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