JP2009021695A - Digital broadcast reception device, digital broadcast recorder, transmission device, and digital broadcast system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To allow a viewer to select and view images imaged by a plurality of TV cameras at the same time. <P>SOLUTION: After respective images imaged by a plurality of TV cameras 2 at the same time are compressed and encoded by imparting identification data to them, a digital broadcast signal obtained by multiplexing it is received by a reception means 41; and, when a television channel corresponding to the digital broadcast signal is selected by a channel selection means, an image desired by a viewer is displayed on a display 45 based on the identification data by selection input of the viewer. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a digital broadcast in which a viewer can select and view videos simultaneously shot by a plurality of television cameras.

  In the current TV broadcasting, in order to broadcast live events such as baseball, classic concerts, and singing concerts, multiple TV cameras are installed at the venue, and the video shot by each TV camera is edited and one TV is given to viewers. It is provided as a program (see Patent Document 1).

  For example, in the case of a live broadcast of baseball, TV cameras are installed on the first base side, the third base side, the back net side, etc., and different scenes are simultaneously shot with each TV camera. However, the video actually provided to the viewer is not all the video shot by each television camera, but only video edited by an editing device called a switcher is provided to the viewer as one TV channel.

  This is not limited to live broadcasts, and the same applies to the case where videos once recorded such as VTR videos such as dramas are provided to viewers.

JP 2001-144707 A

  As described above, in the past, television broadcasts were edited and provided to viewers according to hobbies and preferences on the side of providing television broadcasts, and images cut by editing were not provided to viewers. Furthermore, in the modern society, individual interests and preferences are diversified, and the provision of television broadcasts that match the tastes and preferences of viewers is also desired on the side of providing television broadcasts.

  The present invention has been made in view of the above circumstances, and its purpose is to provide a digital broadcast receiving device, a digital broadcast recording device, which allows a viewer to select and view videos simultaneously captured by a plurality of television cameras, It is to provide a transmission device and a digital broadcasting system.

  In order to solve the above-mentioned problem, a digital broadcast receiving apparatus according to claim 1 is obtained by adding identification data to each video simultaneously shot by a plurality of television cameras, compressing and then multiplexing the video. Receiving means capable of receiving a digital broadcast signal, channel selection means for selecting a television channel desired by the viewer based on a viewer's selection input, a display for displaying the television channel selected by the channel selection means, Video selection means for selecting a video to be displayed on the display based on the identification data according to a selection input by a viewer when a television channel corresponding to the digital broadcast signal is selected by the channel selection means; It is characterized by having.

  According to a second aspect of the present invention, there is provided a digital broadcast receiving apparatus that adds identification data to each of videos simultaneously captured by a plurality of television cameras and an edited video obtained by editing these videos by a switcher and compresses the encoded data. Then, receiving means capable of receiving a digital broadcast signal obtained by multiplexing, channel selecting means for selecting a TV channel desired by the viewer based on the viewer's selection input, and the channel selecting means When a television channel corresponding to the digital broadcast signal is selected by the channel selection means and a display for displaying the television channel, a video to be displayed on the display based on the identification data by a viewer's selection input And a video selection means for selecting.

  In addition, when the television channel corresponding to the digital broadcast signal is selected by the channel selection unit, the display unit displays a thumbnail image on the display, and the video selection unit selects the thumbnail image. By doing so, you may comprise so that the image | video displayed on the said display may be selected.

  On the other hand, the digital broadcast recording apparatus according to claim 4 is a digital broadcast recording apparatus that is connected to an apparatus having a display and that can reproduce a recorded television broadcast and display it on the display, and includes a plurality of television cameras. Receiving means capable of receiving digital broadcast signals obtained by assigning identification data to each of the simultaneously shot videos and compressing and then multiplexing them, and a television desired by the viewer based on the viewer's selection input A channel selection means for selecting a channel, and a recording means capable of recording all videos included in the digital broadcast signal when the channel selection means selects a television channel corresponding to the digital broadcast signal. In addition, when the TV channel recorded by the recording means is played back, the viewer selects Force by and having and a recording image selection means can select an image to be displayed on the display from among the images that are recorded by the recording means on the basis of the identification data.

  The digital broadcast recording apparatus according to claim 5 is a digital broadcast recording apparatus that is connected to an apparatus having a display, and that can reproduce a recorded television broadcast and display it on the display, and includes a plurality of television cameras. Receiving means capable of receiving a digital broadcast signal obtained by adding identification data to each of the simultaneously photographed videos and an edited video obtained by editing these videos by a switcher, compressing and then multiplexing the videos. And a channel selection means for selecting a television channel desired by the viewer based on the viewer's selection input, and when the TV channel corresponding to the digital broadcast signal is selected by the channel selection means, the digital broadcast signal Recording means capable of recording all the images included in the recording medium, and the recording means Recorded video selection means capable of selecting a video to be displayed on the display from videos recorded by the recording means based on the identification data by a viewer's selection input when reproducing a recorded TV channel. It is characterized by having.

  Further, it has thumbnail display means for displaying a thumbnail image on the display when the television channel recorded by the recording means is played back, and the recorded video selection means selects the thumbnail image by selecting the thumbnail image. The video to be displayed may be selected.

  Further, the transmission device according to claim 7, a plurality of video input means for capturing, as video signals, videos simultaneously captured by a plurality of television cameras and edited videos obtained by editing these videos by a switcher, Identification data providing means for assigning identification data to each of the video signal obtained from each of the television cameras and the video signal obtained from the edited video, and compression for compressing and encoding each video signal to which the identification data is assigned The encoding means, the multiplexing means for multiplexing the compression-encoded video signals, and the digital broadcast signal obtained by multiplexing by the multiplexing means according to any one of claims 1 to 3 Transmission means for transmitting to the digital broadcast receiving device according to claim 1 or the digital broadcast recording device according to any one of claims 4 to 6. And features.

  In addition, a digital broadcast system according to an eighth aspect is the digital broadcast receiving apparatus according to any one of the first to third aspects, or the digital broadcast recording apparatus according to any one of the fourth to sixth aspects. And a transmission device according to claim 7.

  Further, the digital broadcast system according to claim 9 is the digital broadcast receiver according to any one of claims 1 to 3 or the digital broadcast recorder according to any one of claims 4 to 6 is a telephone line or A communication unit for connecting to a communication line such as the Internet, and the video selection unit or the recorded video selection unit receives identification data corresponding to the video to be displayed on the display when the viewer inputs a selection; The communication unit transmits the transmitted identification data via the communication line, and the digital broadcast system includes a receiving unit that receives the identification data transmitted from the communication unit. A counting unit for counting the number of receptions of the identification data received by the receiving unit for each identification data, and for each identification data tabulated by the counting unit A counting result output unit for outputting the counting result of the signal times, characterized in that it comprises a server with.

  According to the present invention, when a television channel corresponding to a digital broadcast signal is selected, a viewer can select a desired image from images included in the television channel. Accordingly, it is possible to view a television broadcast in accordance with a viewer's hobbies and preferences compared to a television broadcast that is provided after being edited.

  The best mode for carrying out the present invention will be described below.

  FIG. 1 is a schematic diagram showing a schematic configuration of a digital broadcast system using a digital broadcast receiver according to an embodiment of the present invention, and FIG. 2 is a digital broadcast using the digital broadcast receiver according to an embodiment of the present invention. FIG. 3 is a block diagram showing a schematic configuration of the system, FIG. 3 is a plan view showing display on the digital broadcast receiving apparatus according to one embodiment of the present invention, and FIG. 4 is an operation of the digital broadcast receiving apparatus according to one embodiment of the present invention. It is a flowchart explaining these. Further, in the present embodiment, a case where baseball relay broadcasting is performed will be described, but the present invention is not limited to this. 1 and 2, the four television cameras 2 are illustrated as being directly connected to the television station 3 by wire, but this is for the convenience of drawing, and the four television cameras are shown. 2 means that each is electrically connected to the television station 3, and the same applies to FIG. In addition, the number of television cameras is not limited to this, and when audio is also recorded together when shooting with the television camera, the following processing is performed with this audio and video set.

  As shown in FIG. 1, a digital broadcast system 1 to which a digital broadcast receiver according to the present invention is applied includes four television cameras 2A, 2B, 2C, and 2D (hereinafter collectively referred to as “TV camera 2”). The images respectively taken by the above are transmitted to the television station 3 and then transmitted from the television station 3 to each home 4. Unlike the current digital broadcasting system, the digital broadcasting system 1 is configured so that all images taken by the four television cameras 2 are transmitted to each home.

  Specifically, a baseball game is shot from the back side by the TV camera 2A, from the first base side by the TV camera 2B, from the second base side by the TV camera 2C, and from the third base side by the TV camera 2D. Each is taken from. Each video is wirelessly transmitted to a relay vehicle (not shown), and wirelessly transmitted from the relay vehicle to the television station 3. This is the same as the existing digital broadcasting system.

  Next, as shown in FIG. 2, each video transmitted to the television station 3 is received by a transmission device 30 installed in the television station, and then the received video is transmitted as a digital broadcast signal using broadcast radio waves. Further, this digital broadcast signal is received by the digital broadcast receiving device 40 in each home 4 so that the viewer can select and view a desired video from the received video.

  More specifically, as shown in FIG. 2, the transmission device 30 includes a plurality of video input means 31, identification data provision means 32, compression encoding means 33, multiplexing means 34, and transmission means 35.

  The multiple video input means 31 captures video captured by each of the television cameras 2A, 2B, 2C, and 2D as video signals. On the other hand, the video imaged by each television camera 2 is also transmitted to the switcher 5, edited by the switcher 5, and taken into the multiple video input means 31 as an edited video signal. The video edited by the switcher 5 is a video that has been broadcast to each home in the past.

  The identification data assigning means 32 assigns identification data to each video captured by the multiple video input means 31. This identification data includes data for identifying which television camera 2A, 2B, 2C, 2D the video was shot, and data for identifying the video edited by the switcher 5. .

  The compression encoding means 33 compresses and encodes the video with the identification data. As a compression encoding method, an existing method such as MPEG-2 is used.

  The multiplexing unit 34 functions to packetize the signal that has been compression-encoded by the compression-encoding unit 33 and to adjust each of them in time division.

  The transmission unit 35 functions to transmit the digital broadcast signal obtained by multiplexing by the multiplexing unit 34 to each home as one television channel. That is, a digital broadcast signal transmitted to each home is transmitted to each home as one TV channel, and the TV channel is edited by the switcher 5 with images taken by a plurality of TV cameras 2. (Hereinafter, this TV channel is referred to as “TV channel with selection right”).

  Although not shown here, if a limited reception means is provided between the multiplexing means 34 and the transmission means 35, only the contractor can be viewed. This limited receiving means has a function of scrambled so as to enable viewing only for a specific user. The limited reception processing by the limited reception means may be performed on all of the video shot by each TV camera 2 and the video edited by the switcher 5, but only on the video shot by each TV camera 2. May be.

  On the other hand, the digital broadcast receiver 40 is a television receiver including a receiving unit 41, a channel selecting unit 42, a thumbnail display unit 43, a video selecting unit 44, and a display 45.

  The receiving unit 41 functions to receive the digital broadcast signal transmitted by the transmitting unit 35. The receiving means 41 functions to receive not only the television channel with selection rights but also an existing television channel, that is, a television channel composed of video edited by the switcher.

  The channel selection means 42 functions so that the viewer can select a desired television channel from the television channels received by the reception means 41. The channel selection means 42 is the same as the existing one. The selection of the television channel may be performed by a channel button (not shown) installed in the digital broadcast receiver 40 or may be remotely operated by a remote controller (not shown).

  The thumbnail display unit 43 functions to display a thumbnail image on the display 45 when the TV channel selected by the viewer using the channel selection unit 42 is a TV channel with selection rights. Specifically, thumbnail images 45A, 45B, 45C, and 45D (hereinafter collectively referred to as “thumbnail image 450”) are displayed on the display 45 as shown in FIG. Each thumbnail image 450 corresponds to a video shot by the television camera 2. That is, the video shot by the TV camera 2A is displayed in the thumbnail image 45A, the video from the TV camera 2B is displayed in the thumbnail image 45B, the video from the TV camera 2C is displayed in the thumbnail image 45C, and the video from the TV camera 2D is It is displayed on the thumbnail image 45D. Note that the video edited by the switcher 5 may also be displayed as this thumbnail image.

  In the present embodiment, it is possible to select whether or not to display the thumbnail image 450 when the viewer selects the television channel with the selection right by the channel selection unit 42. As this selection method, for example, in the setting of the digital broadcast receiving apparatus 40, a method of performing by setting whether or not to display a thumbnail image in advance is conceivable, but it is not limited to this.

  The video selection means 44 further functions to select a video included in the television channel when the viewer selects the television channel with selection rights. That is, as described above, the television channel with the selection right includes the video shot by each TV camera 2 and the video edited by the switcher 5, so that a desired video is selected from these videos. It works as follows. As a selection method by the video selection means 44, for example, the thumbnail image 450 shown in FIG.

  Here, for example, to select the thumbnail image 45D, if the thumbnail image 450 shown in FIG. 3 is displayed, the same button as “4” displayed on the thumbnail image 45D is pressed on the remote controller (not shown). Although configured to be selected, the present invention is not limited to this. In the case of selecting a video shot by the switcher 5, if a thumbnail image is displayed in the same manner, it may be selected by the same method as described above. On the other hand, if a thumbnail image is not displayed, for example, A method is conceivable in which selection is performed by pressing a predetermined button on a remote controller (not shown).

  Next, the operation of the digital broadcast system to which the digital broadcast receiver is applied will be described with reference to FIG. In addition, each process in the transmission apparatus 30 and the digital broadcast receiving apparatus 40 demonstrated below is performed by the program memorize | stored in the memory | storage means which is not shown in figure.

  FIG. 4A is a flowchart for explaining the operation of the transmission device on the television station side, and FIG. 4B is a flowchart for explaining the operation of the digital broadcast receiving device in each home.

  First, before explaining the operation of the transmission device 30, as a previous step, a baseball game is shot by a plurality of TV cameras 2 installed in the baseball field, and images shot by the respective TV cameras 2 are taken. The video is sent to the switcher 5 and edited by the switcher 5 to obtain an edited video.

  Then, the transmission device 30 stands by until each video obtained as described above is input as a video signal (S400). When a video signal is input (Y in S400), a plurality of video input means The video signal is captured by 31. Next, identification data is assigned to each of the captured video signals (S401), compression encoding (S402), multiplexing (S403), and then transmitted to each home as a digital broadcast signal (S404).

  On the other hand, in the digital broadcast receiving apparatus 40, when the power is turned on, the digital broadcast signal is received through an antenna (not shown) (S500), and then the viewer operates the remote controller (not shown) to select the digital broadcast signal. It is checked whether or not a channel with a right is selected (S501). If the viewer selects a television channel with a selection right (Y in S501), it is then checked whether or not the setting of the digital broadcast receiving device 40 is set to display the thumbnail image 450 (S502). If it is set to display the image 450 (Y in S502), the thumbnail image 450 is displayed (S503), and if it is not set to display the thumbnail image 450 (N in S502). The thumbnail image 450 is not displayed on the display 45.

  Further, whether the viewer displays the thumbnail image 450 or not, it is determined whether or not a desired video has been selected (S504) and waits until this selection is made (S504). N) If there is a selection (Y in S504), the selected video is displayed on the display 45 (S505). If the thumbnail image 450 is not set to be displayed, for example, only the number displayed in the upper right of each thumbnail image 450 in FIG. The person may select a desired video. However, it is not limited to this.

  As described above, in the digital broadcast receiving apparatus 30 according to the present invention, a video taken by a plurality of television cameras 2 and a video edited by the switcher 5 can be selectively viewed on the television station side. Thus, for example, in the case of a baseball broadcast, the viewer not only watches the video edited according to the hobby preference on the TV station side, but also views only the video shot from the back side, or the movement of the ball The television channel can be viewed according to the taste preference of the viewer by switching the video in accordance with the video.

  Next, a digital broadcast system using the digital broadcast recording apparatus of the present invention will be described with reference to FIG. FIG. 5 is a schematic diagram showing a schematic configuration of a digital broadcast system using a digital broadcast recording apparatus according to an embodiment of the present invention.

  In the following, description of the same parts as those of the digital broadcast system using the digital broadcast receiving apparatus described above will be omitted, and only different parts will be described.

  First, a schematic configuration of a digital broadcast system to which the digital broadcast recording apparatus is applied will be described with reference to FIG. 5. The configuration on the television station side is exactly the same as that described above. On the other hand, the digital broadcast recording device 60 is a so-called video device comprising a receiving means 61, a recording channel selecting means 62, a recording means 63, a reproducing means 64, a thumbnail display means 65, and a recorded video selecting means 66. A display 45 is connected to this, and the selected video is reproduced and displayed on the display 45, which is a television channel recorded in advance by the viewer.

  The receiving means 61 is the same as the receiving means 41, and the purpose of selecting the recording channel selecting means 62 is to "record", whereas the channel selecting means 42 is "view". The other points are the same as those of the channel selecting means 42.

  The recording unit 63 functions to record the television channel selected by the recording channel selection unit 62. The reproduction unit 64 functions to reproduce the television channel recorded by the recording unit 63.

  The thumbnail display unit 65 is different from the thumbnail display unit 43 in that the thumbnail display unit 65 functions to display a thumbnail image when instructed to be reproduced by the reproduction unit 64, but is the same as the thumbnail display unit 43 in other points.

  The recorded video selection means 66 is also different from the video selection means 44 only in selecting the recorded video, and the other points are the same.

  Here, the display 45 is connected to the digital broadcast recording apparatus 60, but a television receiver may be used.

  Next, in the digital broadcast system to which the digital broadcast recording device 60 is applied, the digital broadcast system to which the digital broadcast receiving device 40 described above is applied and the video included in the television channel provided in real time are displayed on the display or recorded. The only difference is whether or not the video included in the television channel is displayed on the display. Therefore, the description of the operation is omitted, but this digital broadcast recording apparatus 60 has the same effect as described above.

  Next, the digital broadcast system of the present invention will be described with reference to the block diagram of the digital broadcast system of the present invention shown in FIG. 6, but the same components as those described above are denoted by the same reference numerals and detailed description thereof will be omitted. . In the following, a digital broadcast system using a digital broadcast receiver will be described. However, the following digital broadcast system can be applied even when the digital broadcast receiver is changed to a digital broadcast recorder.

  As shown in FIG. 6, the digital broadcast system 100 includes a transmission device 30, a digital broadcast reception device 40, and a server 70.

  The transmission device 30 has the same configuration as that described above, but here is configured to be connectable to the Internet 80 and configured to be able to communicate with the server 70 via the Internet 80.

  The digital broadcast receiving apparatus 40 has the same configuration as that described above, but further includes a communication unit 46 connected to the Internet 80, and the video selection unit 44 and the communication unit 46 are connected. The point that the means 44 sends identification data to the communication unit 46 is different from the above configuration. Details are described below.

  The server 70 includes a receiving unit 71, a totaling unit 72, and a totaling result output unit 73. The receiving unit 71 is configured to be able to receive identification data via the digital broadcast receiving device 40 and the Internet 80. The totaling unit 72 is configured to total the number of receptions of identification data received by the receiving unit 71 by identification data. The tabulation result output unit 73 is configured to output the tabulation result of the number of receptions for each identification data tabulated by the tabulation unit 72 and transmit the result to the transmission device 30 via the Internet 80.

  In FIG. 6, the server 70 is shown physically separated from the transmission device 30, but the transmission device 30 may be configured to have the configuration and functions of the server 70.

  Next, operations of the transmission device 30, the digital broadcast reception device 40, and the server 70 in the digital broadcast system 100 will be described.

  First, the processing until the digital broadcast signal is generated and transmitted to the transmission device 30 is the same as the processing shown in FIG.

  Next, as shown in FIG. 4B, the digital broadcast receiver 40 receives the digital broadcast signal (S500) and performs the processes from S501 to S504 in the same manner as described above. However, in the digital broadcast system 100, in the process of S504, the process waits until there is a selection (N in S504). If there is a selection (Y in S504), the selected video is displayed on the display 45 (S505). ) And identification data corresponding to the video displayed on the display 45 is transmitted to the communication unit 46. The communication unit 46 transmits the identification data transmitted from the video selection unit 44 to the server 70 via the Internet 80.

  On the other hand, the server 70 receives the identification data transmitted from the communication unit 46 by the reception unit 71, and the received identification data is classified by the identification unit 72 for each identification data, and the number of times of reception is totaled. The total count output part 73 outputs the total result of the number of receptions for each, and transmits it to the transmission device 30 via the Internet 80, and the transmission device 30 receives this.

  As described above, the identification data transmitted to the server 70 is data for identifying each of the videos taken by the television cameras 2A, 2B, 2C, and 2D, or the video edited by the switcher 5. By counting the number of times of reception for each identification data and referring to the totaled result on the television station side, it is possible to know which video is viewed.

  Therefore, by using this tabulation result, it is possible to increase the sponsor fee for advertisements that are displayed on the television station side by a video that is viewed more frequently, thereby improving the profit rate effect of the sponsor fee. On the other hand, for the sponsor, if an advertisement is placed on a video that is viewed more frequently, the exposure rate per hour of the advertisement becomes higher, so that the advertising effect can be improved.

  In the above description, the case where the digital broadcast receiving apparatus or the digital broadcast recording apparatus of the present invention is applied to a baseball broadcast has been described. However, the present invention is not limited to this. For example, the present invention can be applied to various television broadcasts that are shot and broadcast using a plurality of television cameras, such as live broadcasts such as classical concerts and song concerts, VTR broadcasts, and VTR broadcasts such as dramas and varieties.

1 is a schematic diagram showing a schematic configuration of a digital broadcast system using a digital broadcast receiver according to an embodiment of the present invention. 1 is a block diagram showing a schematic configuration of a digital broadcast system using a digital broadcast receiver according to an embodiment of the present invention. The top view which shows the display of the display in the digital broadcast receiver which concerns on one Embodiment of this invention. The flowchart explaining operation | movement of the digital broadcast receiver which concerns on one Embodiment of this invention. 1 is a schematic diagram showing a schematic configuration of a digital broadcast system using a digital broadcast recording apparatus according to an embodiment of the present invention. 1 is a block diagram of a digital broadcast system according to an embodiment of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Digital broadcast system 2, 2A, 2B, 2C, 2D Television camera 3 Television station 30 Transmitting device 31 Multiple video input means 32 Identification data giving means 33 Compression encoding means 34 Multiplexing means 35 Transmitting means 40 Digital broadcast receiving apparatus 41 Receiving means 42 Channel selection means 43 Thumbnail display means 44 Video selection means 45 Display 450, 45A, 45B, 45C, 45D Thumbnail image 46 Communication unit 5 Switcher 60 Digital broadcast recording device 61 Reception means 62 Recording channel selection means 63 Recording means 64 Playback means 65 Thumbnail display means 66 Recorded video selection means 70 Server 71 Receiving section 72 Counting section 73 Counting result output section 80 Internet

Claims (9)

Receiving means capable of receiving digital broadcast signals obtained by multiplexing after compressing and encoding identification data to each of images simultaneously shot by a plurality of television cameras;
Channel selection means for selecting a TV channel desired by the viewer based on the selection input of the viewer;
A display for displaying the television channel selected by the channel selection means;
Video selection means for selecting a video to be displayed on the display based on the identification data according to a selection input by a viewer when a television channel corresponding to the digital broadcast signal is selected by the channel selection means; A digital broadcast receiver characterized by comprising: Digital broadcast signals obtained by multiplexing after each video shot simultaneously by a plurality of TV cameras and the edited video obtained by editing these videos by the switcher, compression-encoded Receiving means capable of receiving
Channel selection means for selecting a TV channel desired by the viewer based on the selection input of the viewer;
A display for displaying the television channel selected by the channel selection means;
Video selection means for selecting a video to be displayed on the display based on the identification data according to a selection input by a viewer when a television channel corresponding to the digital broadcast signal is selected by the channel selection means; A digital broadcast receiver characterized by comprising: Furthermore, it has thumbnail display means for displaying a thumbnail image on the display when a television channel corresponding to the digital broadcast signal is selected by the channel selection means,
The digital broadcast receiving apparatus according to claim 1 or 2, wherein the video selection means selects a video to be displayed on the display by selecting the thumbnail image. A digital broadcast recording apparatus that is connected to a device having a display and that can reproduce a recorded television broadcast and display it on the display,
Receiving means capable of receiving digital broadcast signals obtained by multiplexing after compressing and encoding identification data to each of images simultaneously shot by a plurality of television cameras;
Channel selection means for selecting a TV channel desired by the viewer based on the selection input of the viewer;
When a television channel corresponding to the digital broadcast signal is selected by the channel selection means, a recording means capable of recording all videos included in the digital broadcast signal, and
Furthermore, when the TV channel recorded by the recording means is played back, a video to be displayed on the display can be selected from videos recorded by the recording means based on the identification data by a selection input of a viewer. Recorded video selection means,
A digital broadcast recording apparatus characterized by comprising: A digital broadcast recording apparatus that is connected to a device having a display and that can reproduce a recorded television broadcast and display it on the display,
Digital broadcast signals obtained by multiplexing after each video shot simultaneously by a plurality of TV cameras and the edited video obtained by editing these videos by the switcher, compression-encoded Receiving means capable of receiving
Channel selection means for selecting a TV channel desired by the viewer based on the selection input of the viewer;
When a television channel corresponding to the digital broadcast signal is selected by the channel selection means, a recording means capable of recording all videos included in the digital broadcast signal, and
Furthermore, when the TV channel recorded by the recording means is played back, a video to be displayed on the display can be selected from videos recorded by the recording means based on the identification data by a selection input of a viewer. And a recorded video selection means. Furthermore, it has thumbnail display means for displaying a thumbnail image on the display when the TV channel recorded by the recording means is played back,
The digital broadcast recording apparatus according to claim 4 or 5, wherein the recorded video selection means selects a video to be displayed on the display by selecting the thumbnail image. A plurality of video input means for capturing, as video signals, videos simultaneously captured by a plurality of television cameras and edited videos obtained by editing these videos by a switcher;
Identification data providing means for assigning identification data to each of the video signal obtained from each of the television cameras and the video signal obtained from the edited video;
Compression encoding means for compressing and encoding each video signal to which the identification data is attached;
Multiplexing means for multiplexing the compression-encoded video signals;
The digital broadcast signal obtained by multiplexing by the multiplexing means is added to the digital broadcast receiving device according to any one of claims 1 to 3 or the digital broadcast recording device according to any one of claims 4 to 6. And a transmission means for transmitting to the transmitter. The digital broadcast receiving device according to any one of claims 1 to 3, or the digital broadcast recording device according to any one of claims 4 to 6,
A digital broadcasting system comprising: the transmission device according to claim 7. The digital broadcast receiving device according to any one of claims 1 to 3 or the digital broadcast recording device according to any one of claims 4 to 6,
Having a communication unit for connecting to a communication line consisting of a telephone line or the Internet,
The video selection means or the recorded video selection means is:
When there is a selection input from the viewer, the identification data corresponding to the video to be displayed on the display is sent to the communication unit,
The communication part
While transmitting the sent identification data via the communication line,
The above digital broadcasting system
A receiving unit for receiving the identification data transmitted from the communication unit;
A counting unit for counting the number of receptions of identification data received by the receiving unit according to identification data;
A digital broadcasting system comprising: a server having a totaling result output unit that outputs a totaling result of the number of receptions for each identification data totaled by the totaling unit.

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