KR20150051044A - Method and apparatus for providing multi angle video broadcasting service by sectional sceens - Google Patents

Method and apparatus for providing multi angle video broadcasting service by sectional sceens Download PDF

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Publication number
KR20150051044A
KR20150051044A KR1020130132443A KR20130132443A KR20150051044A KR 20150051044 A KR20150051044 A KR 20150051044A KR 1020130132443 A KR1020130132443 A KR 1020130132443A KR 20130132443 A KR20130132443 A KR 20130132443A KR 20150051044 A KR20150051044 A KR 20150051044A
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KR
South Korea
Prior art keywords
image
images
angle
extracted
user terminal
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KR1020130132443A
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Korean (ko)
Inventor
이동채
유수근
최우현
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주식회사 모브릭
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Priority to KR1020130132443A priority Critical patent/KR20150051044A/en
Publication of KR20150051044A publication Critical patent/KR20150051044A/en

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    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T5/00—Image enhancement or restoration
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
    • H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts

Abstract

The present invention relates to a server for providing multi-angle image service and a method for providing multi-angle image service using a single channel, which can effectively transmit multi-angle image service. The present invention comprises: a step of collecting N number of images taken by N number of image shooting apparatuses shooting images at different angles from different locations (N is an integer greater than one); a step of extracting M number of images from the images (1<=M<=N, M is an integer); a step of encoding a single screen for transmission wherein the M number of the extracted images are included in the divided areas on the screen; and a step of transmitting the encoded image using a first, single channel to a user terminal.

Description

TECHNICAL FIELD [0001] The present invention relates to a multi-angle video service,

The present invention relates to a digital broadcast service providing method and a digital broadcast service providing system, and more particularly, to a method and system for providing a multi-angle image service, which provides a user with multi-angle images photographed in a real-time event.

Recently, according to the spread of broadband communication networks and convergence of broadcasting and communication technologies, IPTV, which enables users to selectively receive desired contents through a high-speed communication network, is becoming a major field of the broadcasting communication industry.

In addition to sports broadcasting, when broadcasting a program in which a plurality of people participate, such as a game broadcast, viewers often want to concentrate on the player desired by the viewer. However, the existing television broadcasting service provides the editing screen selected by the broadcasting company through a single channel do.

In order to solve this problem, a multi-angle broadcasting service in which a plurality of cameras are arranged in a stadium and the like and video images shot by cameras at different angles are transmitted through different channels is being implemented. The user can view the image photographed at an angle desired by the user through the channel change.

However, the conventional multi-angle service has a problem that it is difficult to shoot the multi-angle image and to construct an environment for providing it to the user. Therefore, there is a problem that a large amount of cost is required to construct a system for providing a multi-angle image.

In addition, even if a multi-angle image is provided by constructing an expensive system, there arises a problem that the user does not synchronize with a specific angle, or buffering occurs.

Korean Laid-Open Patent No. 10-2013-0039521 (Publication date 201.04.22)

It is an object of the present invention to reduce communication load between a user terminal and a multi-angle service providing server even when a plurality of screens are simultaneously transmitted to a user terminal in order to provide a multi-angle service, The purpose.

A method for providing a multi-angle image service according to an exemplary embodiment of the present invention includes collecting N images photographed by N photographing apparatuses for photographing images of different angles at different positions, Extracting M images from among the plurality of images (1? M? N, M is an integer), extracting the extracted M images from one transmission And transmitting the encoded image to the user terminal using the first single channel.

In addition, the multi-angle image service providing server according to another embodiment of the present invention may include a multi-angle image providing server for collecting N images photographed by N photographing equipments which respectively photograph angles of different angles at different positions, (N is an integer larger than 1), an image extracting unit (1? M? N, M is an integer) for extracting M images from the plurality of images collected by the multi-angle image collecting unit, An encoding unit which encodes one transmission screen including M images extracted from the divided images on the screen, And a transmitter for transmitting the encoded image to a user terminal using a first single channel.

In the method and system for providing a multi-angle image service according to an embodiment of the present invention, a multi-angle image is transmitted through a single channel, so that a user can view the multi-angle image stably and conveniently.

Accordingly, it is possible to stably provide the multi-angle image to the user, thereby improving the user's interest and convenience, and promoting the use of the multi-angle image service.

1 is a diagram illustrating a system for providing a multi-angle image service according to an embodiment of the present invention.
2 is a flowchart illustrating steps of a method for providing a multi-angle image service according to an exemplary embodiment of the present invention.
3 is a flowchart illustrating steps for providing a multi-angle image service of a multi-angle image service providing server according to an embodiment of the present invention.
4 is a view illustrating a multi-angle image providing screen according to an embodiment of the present invention.
5 is a diagram illustrating multi-angle switching according to an embodiment of the present invention.
6 is a diagram illustrating a multi-angle image providing screen according to another embodiment of the present invention.
7 is a diagram illustrating multi-angle switching according to another embodiment of the present invention.
8 is a diagram illustrating a multi-angle switching menu according to another embodiment of the present invention.
9 is a diagram illustrating a configuration of a multi-angle image service providing server according to an embodiment of the present invention.

Hereinafter, various embodiments of the present invention will be described in detail with reference to the accompanying drawings. Further, the suffix "part" and "device ", for the components used in the following description are given merely for ease of description of the present invention, And can be designed in hardware or software.

BRIEF DESCRIPTION OF THE DRAWINGS The above and other features and advantages of the present invention will be more apparent from the following detailed description taken in conjunction with the accompanying drawings, in which: FIG.

1 is a diagram illustrating a system for providing a multi-angle image service according to an embodiment of the present invention.

According to an embodiment, a plurality of imaging devices 100 may be connected to the server 200 to perform an operation for providing a multi-angle screen. That is, when a plurality of photographing apparatuses capture an image at different positions and transmit the captured images to a server, the server transmits the multi-angle screen including the plurality of images to the user terminal 300 of the subscriber , A multi-angle screen providing service can be performed.

That is, for example, in a case where a football game is provided through a multi-angle image service, a plurality of shooting equipment 100 is attached to each helmet of football players, and the plurality of shooting equipment 100 Each of the images is received by the server 200 to generate a multi-angle screen, and the generated image is displayed through the user terminal 300, so that the user can enjoy the game at each point of view of the player.

In addition, according to the embodiment, the imaging devices 100 may be various devices capable of moving while photographing, such as an action cam, a smart phone equipped with a camera, a digital camera, and the like .

In addition, according to the embodiment, the user terminals 300 may be various devices capable of displaying a screen such as a smart phone, a tablet PC, a laptop PC, and the like, and capable of transmitting and receiving data.

As for the method of providing the multi-angle image service using the photographing equipment 100, the server 200, the user terminal configuration 300, and the multi-angle image service providing system shown in the figure, Explain.

2 is a flowchart illustrating steps of a method for providing a multi-angle image according to an exemplary embodiment of the present invention.

According to an embodiment, a method for providing a multi-angle image service using a multi-angle image service providing system can be performed through the steps as shown in the figure.

First, images are taken from a plurality of photographing equipments for respectively photographing angles of different angles at different positions, respectively, and encoded together with synchronization information (S101).

According to an embodiment of the present invention, the plurality of photographing equipments can photograph the image including the position information of the plurality of photographing equipments in the photographed image, respectively, including information for determining the angle of the photographed image.

Next, the plurality of photographing devices transmit the photographed images to the server (S102).

According to an embodiment, a mobile communication network may be used as said transmitting means. That is, a 3G communication network or an LTE communication network may be used, and photographing equipment may be subscribed to the mobile communication network. In addition, according to another embodiment, if the area is Wi-Fi communication, the photographed images can be transmitted to the server via Wi-Fi communication. That is, various communication formats that can transmit and receive data between the server and the photographing equipment can be used without being limited to the communication means. The diversity of the use of the communication format is the same also in the case of communication between the server 200 and the user terminal 300.

Next, the server collects the photographed images (S103), and the server extracts and decodes a plurality of images for generating a multi-angle image based on the received images (S104).

Next, the extracted images are divided into a transmission screen including one screen (screen division) and then encoded (S105), and the encoded image is transmitted to the user terminal (S106).

According to an embodiment, various image formats such as AVI, MKV, and MOV may be used in the transmission screen encoding of the multi-angle image. In addition, transmission screen encoding can be performed so as to prevent data from being taken from a device other than the subscriber.

In addition, according to the embodiment, the server may store subscriber information of the multi-angle image service, and may transmit the multi-angle image to one or more user terminals 300 based on the stored subscription information.

Operations performed in the server 200 will be described in detail with reference to FIG.

Next, the user terminal receives the multi-angle image (S107), and performs decoding through execution of the application for reproducing the received multi-angle image (S108). According to the embodiment, when the application is not installed in advance, an installation screen is displayed so that the user can install the application in the user terminal.

Next, the received multi-angle image is displayed through the executed application (S109).

That is, the multi-angle image service can be provided to the user through the above steps.

3 is a flowchart illustrating steps for providing a multi-angle image service of a multi-angle image service providing server according to an embodiment of the present invention.

Through the steps as shown in this figure, the multi-angle image service providing server can provide a multi-angle image service using a single channel.

The multi-angle image service providing server collects N images photographed by N photographing equipments which respectively photograph angles of different angles at different positions (S201). N is an integer greater than one.

As shown in FIG. 1, a plurality of photographing apparatuses can photograph an image at different positions, generate and encode synchronization information, and transmit the same to a server.

The multi-angle image service providing server may collect the plurality of images.

Next, M images among the collected N images are extracted (S202). M is an integer greater than or equal to 1 and less than or equal to N;

According to an embodiment, the M may be determined according to a setting of a user, and may be determined according to an initial setting of a multi-angle image service providing server.

Next, one transmission screen including the extracted M images in the divided areas on the screen is encoded (S203).

According to an embodiment, in performing the encoding step, one of the extracted images may be set as a main image, and an extracted image other than the main image may be set as an auxiliary image.

Also, according to the embodiment, the main image may be displayed as a background image, and the transmission screen for displaying the auxiliary image in a pop-up view format may be encoded.

According to another embodiment of the present invention, in the encoding step, one of the extracted images is used as a background image, and at least one extracted image excluding the background image is used as a 4 And one of the corners of each of the corners may be displayed as a pop-up image.

The encoded transmission screens according to the above embodiments will be described in detail with reference to FIG. 4 to FIG.

Next, the encoded image is transmitted to the user terminal using the first single channel (S204).

According to an embodiment of the present invention, an image constituting a multi-angle image selection menu to be displayed on the user terminal together with the encoded image may be transmitted to the user terminal. The multi-angle image selection menu may include N thumbnail still images corresponding to the collected N images. Also, according to another embodiment, it may be configured to include an icon related to the encoded image or a symbolic image such as an advertisement image related to the encoded image.

In addition, the multi-angle image selection menu may be displayed in any one of a lower region, a side region, and an upper region of the display unit of the user terminal.

In addition, according to the embodiment, in addition to the steps shown in this figure, in association with the image extracting and encoding step, there are further provided steps L and P for providing multi-angle image service more efficiently, As shown in FIG.

First, L images among the N images are extracted. L is greater than or equal to M, and corresponds to an integer less than or equal to N. Next, one transmission screen including the extracted L images in the divided areas on the screen is encoded. And the encoded image using the L images may be transmitted to the user terminal using the second single channel.

Similarly, P images among the N images are extracted. P is greater than or equal to L, and corresponds to an integer less than or equal to N. Next, one transmission screen including the extracted P pictures in the divided areas on the screen is encoded. And the encoded image using the P pictures can be transmitted to the user terminal using the third single channel.

Accordingly, the multi-angle image service providing server can transmit various types of multi-angle images through the respective channels, and the user can use the various types of multi-angle images by changing only the channel through the user terminal.

In order to reduce the load of the server providing the multi-angle image service, the M images are extracted and encoded using the first multi-angle image providing server, and the L images are provided as the second multi- Server, and the P images can be extracted and encoded using the third multi-angle image providing server. That is, a plurality of multi-angle image service providing servers may generate respective encoded multi-angle images and transmit the encoded multi-angle images to the user terminal using the respective channels.

That is, the user terminal may configure the display screen by selecting any one of the first transmission channel, the second transmission channel, and the third transmission channel in response to the angle switching signal input through the user terminal.

According to an embodiment, the user terminal may execute the application for receiving the encoded multi-angle image and for reproducing the received multi-angle image. That is, the user can display the received encoded multi-angle image through the executed application, and provide the multi-angle image service to the user.

According to an embodiment of the present invention, when a user accesses a portal site for providing a multi-angle image through a user terminal and selects a video object to be viewed, an application for playing the multi- As shown in FIG. The selected video object may be a real-time video object or a video object previously stored in the server. The application may perform a necessary buffering operation and a decoding operation in a user terminal. The application can simultaneously reproduce a plurality of angle images.

4 is a view illustrating a multi-angle image providing screen according to an embodiment of the present invention.

According to the embodiment, as shown in Figs. 4 (a) to 4 (d), a transmission screen including at least one sub screen displayed popped up at each corner of the display screen may be encoded and provided have.

FIG. 4A shows a case where two images are extracted from the collected images, one of the extracted two images is composed of a background image 401 and the other is composed of an auxiliary image 402 Fig. 2 is a diagram related to an embodiment for encoding a transmission image including multi-angles. Fig. The auxiliary image may be displayed at the first corner. The background image or the auxiliary image may be selected according to a user setting or an initial setting of a multi-angle image service providing server.

FIG. 4B illustrates a case where three images are extracted from the collected images, one of the extracted three images is configured as a background image, and the other two images are configured as auxiliary images to include multi-angles FIG. 1 is a block diagram of an embodiment for encoding a transmitted image. The auxiliary images may be displayed at the first and second edges 403. The background image or the auxiliary image may be selected according to the user setting or according to the initial setting of the multi-angle image service providing server.

FIG. 4 (c) shows a case where four images are extracted from the collected images, one of the extracted four images is configured as a background image, the other three images are configured as auxiliary images, Fig. 2 is a diagram related to an embodiment for encoding a transmission image including The auxiliary images may be displayed at the first edge, the second edge, and the third edge (404). The background image or the auxiliary image may be selected according to the user setting or according to the initial setting of the multi-angle image service providing server.

FIG. 4 (d) shows a case where five images from the collected images are extracted and one of the extracted five images is configured as a background image, and the other four images are configured as auxiliary images, Fig. 2 is a diagram related to an embodiment for encoding a transmission image including The auxiliary images may be displayed at the first corner, the second corner, the third corner, and the fourth corner 405. The background image or the auxiliary image may be selected according to the user setting or according to the initial setting of the multi-angle image service providing server.

5 is a diagram illustrating multi-angle switching according to an embodiment of the present invention.

According to the embodiment, the screens as shown in FIGS. 4 (a), 4 (b) and 4 (c) can be respectively encoded and transmitted on separate divided channels, It is possible to receive different multi-angle images.

That is, as shown in FIG. 4, when a user selects an additional angle through a user terminal while receiving a multi-angle image as shown in FIG. 4A, The transmission channel may be changed to a channel for transmitting the channel (S301). Accordingly, the user may be provided with the multi-angle image further including the selected angle.

When a user selects an additional angle through the user terminal while a multi-angle image as shown in FIG. 4 (b) is being provided, the transmission channel is selected as a channel for transmitting the screen shown in FIG. 4 (c) (S302). Accordingly, the user may be provided with the multi-angle image further including the selected angle.

6 is a diagram illustrating a multi-angle image providing screen according to another embodiment of the present invention.

According to the embodiment, as shown in FIGS. 6A to 6D, a transmission screen including one sub-screen that is pop-up displayed at an edge of a display screen is encoded and provided . That is, the sub screen may be fixed to one so as not to interfere with viewing of the main angle screen.

6A shows an example in which two images from the collected images are extracted and one of the extracted two images is composed of a background image 501 and the other is composed of an auxiliary image 502 Fig. 2 is a diagram related to an embodiment for encoding a transmission image including multi-angles. Fig. The auxiliary image may be displayed at an edge of one of the display screens. The background image or the auxiliary image may be selected according to a user setting or an initial setting of a multi-angle image service providing server.

6B is a diagram illustrating an example of encoding a transmission image displaying an image of another angle separated from the auxiliary image 502 by the auxiliary image 503 among the collected images. The assistant image of the other angle may be selected according to the user setting or according to the initial setting of the multi-angle image service providing server.

6C is a diagram illustrating an example of encoding a transmission image in which an image of another angle separated from the auxiliary images 502 and 503 is displayed on the auxiliary image 504 . The assistant image of another angle may be selected according to the user setting or according to the initial setting of the multi-angle image service providing server.

6D illustrates an example of encoding a transmission image for displaying an image of another angle separated from the auxiliary images 502, 503, and 504 by the auxiliary image 505 FIG. The assistant image of another angle may be selected according to the user setting or according to the initial setting of the multi-angle image service providing server.

7 is a diagram illustrating multi-angle switching according to another embodiment of the present invention.

According to the embodiment, the screens as shown in FIGS. 5A, 5B and 5C may be respectively encoded and transmitted on separate divided channels, and the user may simply change the channel It is possible to receive different multi-angle images.

That is, as shown in FIG. 5, when the user selects another angle through the user terminal while receiving the multi-angle image as shown in FIG. 5 (a), the screen shown in FIG. The transmission channel may be changed to the transmitting channel (S401). Accordingly, the user can be provided with the multi-angle image including the selected other angles.

When the user selects another angle through the user terminal while receiving the multi-angle image as shown in FIG. 5 (b), the channel to which the screen shown in FIG. 5 (c) (S402). Accordingly, the user can be provided with the multi-angle image including the selected other angles.

8 is a diagram illustrating a multi-angle switching menu according to another embodiment of the present invention.

According to the embodiment, in a state where the first angle image 601 and the second angle image 602 are displayed, the multi angle change menu 603 can be displayed. In the present embodiment, the multi-angle switching menu 603 is displayed at the lower end of the display screen. However, according to another embodiment, the multi-angle switching menu 603 may be displayed on the upper, And the like.

In this figure, the second angle image is displayed in the lower right corner. However, this is merely an example, and the display screens shown in FIG. 4 or 6 are displayed together with the multi-angle switching menu 603 May be displayed.

In addition, the multi-angle switching menu 603 may include a thumbnail screen for a plurality of angle images collected by the multi-angle service providing server. According to an embodiment, the thumbnail screen may be a still image or a moving image for a predetermined period of time.

Through this, the user can conveniently receive a desired angle by selecting it. In addition, channel switching and multi-angle image switching as shown in FIG. 5 or 7 can be performed corresponding to the selection of the multi-angle switching menu 603.

9 is a diagram illustrating a configuration of a multi-angle image service providing server according to an embodiment of the present invention.

The server 200 may include a control unit 201, an encoding unit 202, a transmission unit 203, an image extracting unit 204, and a multi-angle image collecting unit 205 according to an embodiment of the present invention.

The multi-angle image collecting unit 205 may collect N images photographed by N photographing apparatuses that respectively photograph images of different angles at different positions. N corresponds to an integer greater than one.

In addition, the image extracting unit 204 may extract M images from the N images collected by the multi-angle image collecting unit. M is an integer greater than or equal to 1 and less than or equal to N.

In addition, the encoding unit 202 may encode one transmission screen including the M images extracted by the image extracting unit in the divided areas on the screen.

In addition, according to the embodiment, the encoding unit 202 sets one of the extracted images as a main image, an extracted image other than the main image as an auxiliary image, background image and display the sub-image in a pop-up-view format.

In addition, according to another embodiment, the encoding unit 202 may convert one of the extracted images into a background image, and extracts at least one extracted image except for the background image at four corners of the broadcast screen The display unit may encode the one transmission screen composed of an image displayed in a pop-up display on one of the corners. That is, the screens shown in FIG. 4 or FIG. 6 can be encoded.

The transmitting unit 203 may transmit the encoded image to the user terminal using the first single channel.

According to the embodiment, the transmitting unit 203 may transmit an image constituting a multi-angle image selection menu displayed on the user terminal together with the image encoded by the encoding unit to the user terminal.

As shown in FIG. 8, the image forming the multi-angle image selection menu may include N thumbnail still images corresponding to the collected N images, And may be displayed in any one of a lower region, a side region, and an upper region of the display unit of the user terminal.

In order to provide an additional multi-angle image, according to an embodiment, the image extracting unit 204 may extract L images among the N images (M? L? N, L is an integer) , The encoding unit 202 may encode a single transmission screen including the extracted L images in the divided areas on the screen, and the transmission unit 203 may use the L images And transmit the encoded image to the user terminal using the second single channel.

In order to provide a further additional multi-angle image, according to an embodiment, the image extracting unit 204 may extract P images out of the N images (M? P? N, where P is an integer ), The encoding unit 202 may encode one transmission screen including the extracted P pictures in the divided areas on the screen, and the transmission unit 203 may encode the P pictures And transmit the encoded image to the user terminal using the third single channel.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, but, on the contrary, It will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the present invention.

100: Photographic equipment
200: Multi-angle video service providing server
300: User terminal

Claims (18)

A method for providing a multi-angle image service using a single channel through a multi-angle image service providing server,
Collecting N images (N is an integer greater than 1) photographed in N photographic equipment, each photographing an image of a different angle at each different location;
Extracting M images from the collected N images (1? M? N, M is an integer);
Encoding a single transmission frame including the extracted M images in a divided area on a screen; And
And transmitting the encoded image to a user terminal using a first single channel. The method according to claim 1,
Wherein the encoding step comprises:
Setting one of the extracted images as a main image and an extracted image other than the main image as an auxiliary image; And
And displaying the main image in a background image and displaying the sub-image in a pop-up view. The multi-angle image service according to claim 1, Delivery method. The method according to claim 1,
Wherein the encoding step comprises:
One of the extracted images is used as a background image, and
At least one extracted image excluding the background image is displayed as a pop-up displayed on one of the four corners of the broadcast screen
Wherein the multi-angle video service providing method comprises the steps of: The method according to claim 1,
Wherein the step of transmitting to the user terminal comprises:
And transmitting an image constituting a multi-angle image selection menu displayed on the user terminal to the user terminal together with the encoded image. 5. The method of claim 4,
Wherein the image constituting the multi-angle image selection menu comprises:
And N is a thumbnail still image corresponding to the collected N images. 6. The method of claim 5,
Wherein the multi-angle image selection menu comprises:
Wherein the display is displayed in any one of a lower region, a side region, and an upper region of the display unit of the user terminal. The method according to claim 1,
Extracting L images among the N images (M? L? N, L is an integer);
Encoding a single transmission screen including the extracted L images in the divided areas on the screen; And
And transmitting the encoded image using the L images to a user terminal using a second single channel. 8. The method of claim 7,
Extracting P images among the N images (L? P? N, P is an integer);
Encoding a single transmission picture including the extracted P pictures in the divided areas on the screen; And
And transmitting the encoded image using the P pictures to a user terminal using a third single channel. 9. The method of claim 8,
The M images are extracted and encoded using a first multi-angle image providing server, the L images are extracted and encoded using a second multi-angle image providing server, and the P images are divided into a third multi- And providing the multi-angle image service using the service server. 9. The method of claim 8,
Further comprising the step of the user terminal selecting one of the first transmission channel, the second transmission channel, and the third transmission channel in response to the angle switching signal input through the user terminal to configure a display screen A method for providing a multi-angle video service. A multi-angle image acquiring unit (N is an integer larger than 1) for acquiring N images respectively photographed by N photographing apparatuses which respectively photograph images of different angles at different positions;
An image extracting unit (1? M? N, M is an integer) for extracting M images from the N images collected by the multi-angle image collecting unit;
An encoding unit encoding one transmission screen including M images extracted by the image extracting unit in each of the divided areas on the screen; And
And a transmitter for transmitting the encoded image to a user terminal using a first single channel. 12. The method of claim 11,
The encoding unit may include:
A main image is set as a main image, an extracted image other than the main image is set as an auxiliary image, a main image is displayed as a background image, and the auxiliary image is displayed as a pop-up view and the transmission screen is displayed in a pop-up-view format. 12. The method of claim 11,
The encoding unit may include:
Wherein at least one extracted image except for the background image is displayed as a pop-up display on one of the four corners of the broadcast screen, wherein one of the extracted images is a background image, And encoding the one transmission screen. 12. The method of claim 11,
Wherein the transmission unit comprises:
Wherein the multi-angle image service providing server transmits the image constituting the multi-angle image selection menu displayed on the user terminal together with the image encoded by the encoding unit to the user terminal. 15. The method of claim 14,
Wherein the image constituting the multi-angle image selection menu comprises:
And N is a thumbnail still image corresponding to the collected N images. 16. The method of claim 15,
Wherein the multi-angle image selection menu comprises:
Wherein the display is displayed in any one of a bottom area, a side area, and an upper area of the display unit of the user terminal. 12. The method of claim 11,
Wherein the image extracting unit comprises:
Among the N images, L images are extracted (M? L? N, L is an integer)
The encoding unit may include:
Encodes one transmission screen including the extracted L images in the divided areas on the screen,
Wherein the transmission unit comprises:
And transmits the encoded image using the L images to the user terminal using the second single channel. 18. The method of claim 17,
Wherein the image extracting unit comprises:
Among the N images, P images are extracted (L? P? N, P is an integer)
The encoding unit may include:
Encodes one transmission screen including the extracted P pictures in the divided areas on the screen,
Wherein the transmission unit comprises:
And transmits the encoded image using the P pictures to the user terminal using the third single channel.





KR1020130132443A 2013-11-01 2013-11-01 Method and apparatus for providing multi angle video broadcasting service by sectional sceens KR20150051044A (en)

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