KR100587272B1 - Apparatus and method for display television program data, and program data structure for display. - Google Patents

Abstract

 The present invention relates to a TV broadcast information display apparatus and method for displaying broadcast information of another channel on a screen of a broadcast channel being viewed, and a broadcast program data structure for displaying such broadcast information. .

The present invention is to display the broadcast information of the sub-channel by using a sub-channel different from the main channel being watched, in the case of a channel such as home shopping, the broadcast information does not necessarily need to be a video, but the text ( In view of the fact that information can be transmitted by using only the information, the broadcasting information of other channels can be displayed in caption form or icon corresponding to the broadcasting information in real time on the main screen that the user is watching. In this way, the user can easily know the desired broadcasting information while watching the screen of the main channel that the user is watching.

Description

TV broadcast information display apparatus and method and broadcast program data structure for displaying broadcast information {Apparatus and method for display television program data, and program data structure for display. }

1 is a block diagram schematically showing the configuration of the present invention TV broadcast information display apparatus.

2 is a block diagram showing a broadcast program data structure according to the present invention;

3 is a view showing an embodiment of broadcast information displayed in the form of a caption in the present invention.

Figure 4 is a view showing an embodiment of the user interface means in the present invention.

FIG. 5 is a view showing an example of displaying broadcast information by an icon registered by a user interface means as in FIG. 4 according to the present invention; FIG.

FIG. 6 is a view showing an example in which broadcast information of a plurality of channels is displayed by an icon registered by a user interface means as in FIG. 4 according to the present invention; FIG.

The present invention relates to a TV broadcast information display apparatus and method for displaying broadcast information of another channel on a screen of a broadcast channel being viewed, and a broadcast program data structure for displaying such broadcast information. .

The technology development of various display screens has been made from simply receiving and displaying TV broadcasting signals to TVs broadcasting not only one broadcasting channel but also multiple channels on the TV screen. For this purpose, TVs with various technologies are provided to users.

This technology is related to the technology that enables the display of broadcasting information of other channels on the screen of the channel being watched on the TV screen. In general, commercially available technologies include other broadcasting desired by the user at the bottom of a screen of a main broadcasting channel or a predetermined area. There is a picture-in-picture (PIP) that displays the channel's screen.

The PIP mode is provided with two or more tuning means, and displays the tuned and detected signals from the tuning means in the setting display area. It is to show the program as a small screen.

However, broadcast information of other channels does not necessarily have to be a video.

In the case of the most representative CATV home shopping program, it is only necessary to know whether the product being introduced is the product desired by the viewer, and in the case of the weather forecast, only the weather information such as the expected weather and temperature can be known.

Therefore, such information can deliver sufficient information only by text, not image.

Accordingly, in view of the above, the present invention allows the broadcasting information of other channels to be displayed in caption form or icon corresponding to the broadcasting information in real time. In addition, the user can easily know the desired broadcasting information while watching the screen of the main channel that the user is watching.

The present invention is characterized in that while watching the main channel, at the same time to display the broadcast information of the other channel broadcasting in real time, in the form of a caption or icon,

The TV broadcast information display apparatus includes two or more tuners for tuning a main broadcast channel and a sub broadcast channel for which the broadcast information is to be obtained, and broadcast information and broadcast information included in broadcast program data and broadcast program data tuned from the tuners. A decoder for decoding the display control data, and each for displaying the broadcast information in the form of a caption or icon according to the broadcast information display control data included in the broadcast program data of the sub-channel selected by the user for obtaining the broadcast information. Control means for controlling the execution procedure, temporary storage means for temporarily storing broadcast information to be decoded from the decoder under control of the control means, and broadcast information stored in the temporary storage means according to the control of the control means. And display means for displaying broadcast information.

The apparatus may further include a user interface means for selecting a desired information of a user and designating an icon type to be displayed.

In the controlling means for displaying the broadcast information decoded from the sub broadcast channel, it is characterized in that to display the broadcast information in the form of an icon set through the user interface means.

In order to display the broadcasting information as described above, the broadcasting information to be displayed on the broadcasting program transmitted from the broadcasting station and the control data for displaying the broadcasting information should be included.

The broadcast program data structure for displaying such broadcast information includes broadcast information to be actually displayed, display mode information for determining whether to be in a flow mode or a still mode in displaying broadcast information, and broadcast information. Display position information for determining the position on the screen that is actually displayed, display speed information for indicating the speed at which broadcast information flows on the screen in the flow mode, and total time for displaying broadcast information in the stop mode. Characterized in that it comprises a time information.

The text information may be broadcast display information in the form of a caption or icon.

The method of displaying broadcast information in the apparatus according to the present invention according to the broadcast program having the above structure,

Decoding broadcast program data transmitted from broadcasting stations of other channels designated as sub-channels to detect broadcast information to be displayed and display control data for displaying broadcast information;

From the detected display control data, information such as display type (caption, icon), display mode, display position, display speed, display time, etc. of the broadcast information to be displayed is recognized, and the subchannel Characterized in that the execution information to display the broadcast information as a text (caption, icon).

The method may further include a step of selectively registering a desired type of information by the user to display broadcast information of the subchannel.

Determining whether there is request information of a registered user; and if there is registration request information of the user, comparing the information registered by the user with the decoded broadcast information so as to display only the broadcast information corresponding to the request information of the registered user. Characterized by comprising a step.

The method may further include registering a desired broadcast information and an icon to be displayed, and displaying the broadcast information of the subchannel.

Determining whether the user has an icon pre-registered in the system; determining whether broadcast information corresponding to an icon previously registered by the user is input; and broadcasting program data when the broadcast information corresponding to the registered icon is input. And displaying the broadcast information of the sub-channel with an icon set by the user instead of the display form designated by the method.

In the step of designating the icon shape, the icon shape may be specified for each unit program according to time for each channel using a program guide.

The apparatus and method of the present invention having such features will be described in detail with reference to FIGS. 1 to 6 attached to the configuration, execution procedure, and operation and effect according to the execution procedure.

1 is a blow configuration diagram schematically showing the configuration of the apparatus of the present invention,

Tuning means for tuning a broadcast signal transmitted from a broadcasting station, the first tuner 1 for tuning a main channel for providing a main screen viewed by a user and a sub-channel for obtaining broadcast information as text information. The broadcast program data is detected by decoding the tuner tuned from the second tuner 2, the first tuner 1 and the second tuner 2, and the broadcast program received through the second tuner 2. A decoder 3 for detecting broadcast information to be displayed and display control data included in the data; a temporary storage unit 4 temporarily storing broadcast information and information data detected through the decoder 3; A control unit which controls each unit according to a series of control procedures for displaying broadcast information by using the detected display control data to display and control broadcast information in an area of a main channel screen through a display unit 6; co and a ntrol unit) 5.

In order to be able to display broadcast information of another channel (sub-channel) while watching the main channel in the apparatus of the present invention having such a configuration, as shown in the above configuration, it is intended to be displayed on the broadcast program data transmitted from the broadcasting station. Broadcasting information should be included.

The broadcast information is broadcast information displayed in text form, and is displayed in caption form or icon form.

In the case of caption type, it is divided into stop mode and flow mode. In stop mode, the display position and display time of caption should be defined, and in flow mode, display position and display speed should be defined.

 In addition, in the flow mode, the position and display speed at which the caption is displayed should be defined, and the amount of information displayed as the caption should be defined as an amount that can be completed when the caption flows according to the defined speed.

In addition, in the case of the digital TV method, the caption speed can be freely defined and the speed of the caption can be freely defined, but in the analog TV method, the speed can be limited to the available speed.

When the broadcast information is in the form of an icon, the display position and the display time may be defined.

Accordingly, the broadcast program data together with the broadcast information includes broadcast information display control data for displaying broadcast information as described above.

2 illustrates a structure of such broadcast program data (Semantic DS; Description Scheme).

The broadcast information (Caption Annotation), and the broadcast information display control data is the display mode information (Display Mode) and the caption to determine whether the broadcast mode is a stop mode or a flow mode flowing from one side to the other when the caption, Or Display position information (Display Position) indicating a position on the screen on which the broadcast information indicated by the icon is displayed, and caption flow speed (Description flow speed) for determining the speed at which the caption flows when the display mode of the broadcast information is in the flow mode; The display time information (Display time) for determining the time the broadcast information is included.

Here, in the case of caption, the amount of broadcast information is determined by the system of the broadcasting station in consideration of the display time and the display speed, and inserted into the broadcast program data. The display mode, the display position, and the display speed are determined by the specific broadcast and receiving TV If you leave it as is, the information can be omitted.

In addition, the display time is necessary in the stop mode, and in the flow mode, the display time can be calculated through the display speed, and thus can be omitted.

Such information is inserted into the VBI or part of the data stream and delivered to the receiver.

Next, a process of displaying broadcast information according to the present invention implemented in the apparatus from the broadcast program data having such a structure will be described below.

The broadcast signal tuned from the first tuner 1 is decoded by the decoder 3 and displayed on the main screen through subsequent processing.

At this time, if the user selects a function for viewing broadcast information of a channel other than the main channel through the sub channel, the room transmission call of the sub channel designated by the user is tuned through the second tuner 2, and the broadcast signal is It is decoded through the decoder 3.

Here, when the broadcast program data of the sub-channel is obtained through the decoder 3, the controller 5 determines whether the broadcast information to be displayed and the display control data for displaying the same are included in the decoded broadcast program data. Done.

At this time, if there is broadcast information display control data, it is stored in the temporary storage unit 4, and the detected broadcast information is displayed on the screen area of the main channel through the display unit 6 according to the display control data thereof.

The controller 5 determines whether the detected broadcast information is in the form of caption or icon.

First, in the case of a caption, as described above, it is determined from the display mode information whether it is a stop mode or a flow mode.

At this time, in the stop mode, it is determined from the display position information and the display time information at which position on the main channel screen to display the caption information and to what time. To display it,

In the flow mode, the display position of the caption information and the speed at which the caption flows are determined from the display position information and the display speed information to control the display of the caption.

3 illustrates an example of a flow mode caption display of a single line, and shows a caption type broadcast information display at the bottom of the main channel screen.

On the other hand, as another form of broadcast information, it can be displayed as an icon. If the broadcast information included in the program data is designated in the form of an icon, the controller 5 converts the information into display position information and display time information. From the display position of the icon and determine the time to display the icon is displayed through the display unit (6).

In this case, as the broadcast information included in the broadcast program data, an icon type may be used so that the user can easily know what information the icon specifies.

Further, from this, an icon with a brief description can be provided, and the broadcast information included in the broadcast program data may be configured as an icon and simple text information.

In addition, as an embodiment of the present invention, the user can directly select the type of broadcast information desired, and also to specify the form of the icon indicating the broadcast information corresponding to the broadcast information,

It further comprises a user interface means for allowing the user to select the desired broadcast information to be displayed, and to specify the icon to be displayed, through the user interface means to match the desired item from the icon list to the icon Will be registered.

Figure 4 shows an example of the user interface means,

The left side of the screen shows the program guide 101, the right side of the screen shows the icon list 102, and the middle of the screen shows the registered icon 103.

The program guide 101 shows unit program information in chronological order for each channel. For example, the program guide 101 is information that is updated and stored by using program guide information (EPG) provided by a broadcasting station at a predetermined time. This allows the user to know what broadcasts are made on each channel over time.

In addition, the icon list 102 is information stored in the TV system for each type of broadcast information. The icon list 102 stores icons having a form such that the information of the icon can be easily seen by looking at the form of the icon.

With this information, the user launches the user interface, selects the information to be obtained by viewing the program guide 101, and selects the icon corresponding to the information from the icon list 102, the icon along with the channel information. Registration 103 is done.

Therefore, in the microcomputer 5 to display the broadcast information of the sub-channel on the display unit 6, it is first determined whether the broadcast information corresponds to the registered icon 103, and if it is the corresponding information, the registered icon ( 103 is displayed through the display unit 6.

When the display is performed through the display unit 6 as described above, the user recognizes that the broadcast information he / she wants is broadcasted in the sub-channel broadcasting on the main channel screen, and the user can switch and view the channel.

5 illustrates a state in which an icon is displayed as described above.

In this case, it can be seen that the condition search is performed differently from the above description.In the caption form, the information desired by the user, that is, the type of the product, the manufacturer, etc., is limitedly selected to meet the condition set by the user. Only the display unit 6 can be displayed.

Further, from the above-described technical configuration, another embodiment of the present invention can be implemented, and the user desires information and icons corresponding to one or more channels instead of one channel as shown in FIG. In this case, the microcomputer 5 automatically switches the subchannel to the corresponding channel and determines whether the above information is being received, thereby displaying broadcast information to the user.

That is, FIG. 6 shows a state in which the information registered by the user is broadcasted in the corresponding broadcast channel by automatically switching channels as described above, and displayed therein.

When the icon is registered 103 as shown in FIG. 4, since 8 channels of jewelry and 11 channels of clothing are broadcasted at the same time, the microcomputer 5 switches the channels and receives the above information. After determining whether it is being performed, two icons and channel information are expressed together that the broadcast desired by the user is in progress.

Of course, when the user sees the icon, the user needs to switch the desired main channel to the channel indicated by the sub-channel to view detailed information. .

As described above, the present invention is a technique applied in various ways such as display of information designated by a user, display of various types of icons desired, and user condition search through automatic channel switching from display of broadcast information designated by a broadcasting system of a broadcasting station.

As described above, while watching TV, the information of other channels can be continuously received in the form of captions, which is very useful when it is necessary to continuously receive broadcasting information such as an information-centric home shopping program. It is a skill.

In addition, by displaying in the form of an icon, it is possible to easily recognize the type of the program broadcast in other channels, and by allowing the user to specify the type of the icon or to select only the desired information, the user can more easily type You can see, you can easily get the information you want.

Claims (9)

The TV broadcast information display apparatus includes two or more tuners for tuning a main broadcast channel and a sub broadcast channel for obtaining broadcast information; A decoder for decoding broadcast program data and broadcast information display control data included in broadcast program data tuned from the tuners; Controls execution procedures for displaying broadcast information included in broadcast program data of a sub broadcast channel selected by the user to obtain broadcast information in the form of a caption or icon at the screen region of the main channel according to the broadcast information display control data. Control means, Temporary storage means for temporarily storing broadcast information to be decoded from the decoder under control of a control means; And display means for displaying the broadcast information stored in the temporary storage means under the control of the control means. The apparatus as claimed in claim 1, further comprising a user interface means for selecting a desired information of a user and designating an icon type to be displayed.  According to claim 2, The user interface means receives a program guide to update the program information for each channel by receiving information from a broadcasting station at a predetermined time, a list of various types of icons to be specified by the user, the user according to the program guide And an icon register configured to register a selection of desired information and a form of an icon according to the selected information from an icon list. It consists of broadcasting information (Caption Annotation) to be displayed, and broadcast information display control data having a control value for displaying the broadcast information, included in a predetermined area of the broadcast signal, and is sent to the TV receiving side, The broadcast information display control data includes display mode information (Display Mode) for determining whether the broadcast mode is a stop mode or a flow mode flowing from one side to the other side, and the broadcast information displayed as a caption or an icon. Display position information (Display Position) indicating the position on the screen to be displayed, the display flow information (Caption flow speed) for determining the speed the caption flows when the display mode of the broadcast information is the flow mode, and the time the broadcast information is displayed Broadcast program data structure for displaying broadcast information, characterized in that it comprises a display time information (Display time) to determine. Decoding broadcast program data transmitted from broadcasting stations of other channels designated as sub-channels to detect broadcast information to be displayed and display control data for displaying broadcast information; From the detected display control data, information such as display type (caption, icon), display mode, display position, display speed, display time, etc. of the broadcast information to be displayed is recognized, and the subchannel TV broadcast information display method characterized in that it has an execution procedure for displaying broadcast information. The method of claim 5, further comprising the step of the user selectively registering the type of the desired information, and to display the broadcast information of the sub-channel, Determining whether there is request information of a registered user; and if there is registration request information of the user, comparing the information registered by the user with the decoded broadcast information so as to display only the broadcast information corresponding to the request information of the registered user. TV broadcast information display method comprising the step of including. The method of claim 5, further comprising: registering a desired broadcast information and an icon to be displayed corresponding thereto by the user. In displaying the broadcast information of the sub-channel, determining whether there is an icon previously registered by the user in the system, determining whether broadcast information corresponding to an icon previously registered by the user is input, and registering the icon. TV broadcast information display method comprising the step of displaying the broadcast information of the sub-channel by the icon set by the user instead of the display form specified by the broadcast program data when the corresponding broadcasting information is input . The method of claim 7, wherein in the step of registering the icon form, by using a program guide updated by the program information received from the broadcasting station at a predetermined time interval can register the icon form for each unit program according to the time per channel. And the registered icon includes channel information designated by the user. The method of claim 7 or 8, wherein in registering the icon form, The user can designate one icon for each unit program for each channel and select information and channel accordingly. In the displaying step of the broadcast information, the control means automatically switching between the sub-channel, the TV broadcast information display method, characterized in that to retrieve information about the icon registered by the user.

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