KR102389335B1 - Apparatus and method for displaying videoes of a plurality of broadcast channels - Google Patents

Abstract

Disclosed are an apparatus and method for displaying images of a plurality of broadcast channels on one screen according to a user's selection. According to one aspect, a communication terminal for receiving and displaying an image of a real-time broadcast channel from a service server includes: a channel list receiver for receiving and displaying a broadcast channel list from the service server; a rotation detection unit for detecting rotation of the communication terminal; a screen division management unit that divides the screen into a main division screen and at least one sub division screen and changes the layout of the division screen according to the detected rotation; an image management unit for requesting and receiving images of a plurality of broadcast channels corresponding to the number of divisions of the screen from a service server; and a display management unit configured to display images of each of the plurality of broadcast channels received from the image management unit on each of the main split screen and the at least one sub split screen.

Description

Apparatus and method for displaying videos of a plurality of broadcast channels}

The present invention relates to real-time broadcasting technology, and to an apparatus and method for displaying images of a plurality of broadcasting channels on one screen.

Along with traditional sports such as baseball and basketball, e-sports have recently become popular due to the development of game technology and communication technology, and these e-sports are also being broadcast through broadcasting like traditional sports. In the case of traditional sports, physical cameras are installed at various locations in the arena to deliver a lively game situation to the viewer. In the case of e-sports, as in traditional sports, game images on the game player's computer screen are filmed with a physical camera and transmitted to viewers, or game images are recorded in real time through a software camera installed on the game player's computer and sent to viewers. also do Recently, a service that broadcasts e-sports matches in real time through personal broadcasting is also increasing. In addition to traditional sports games, e-sports games are not limited to watching on TV, but real-time broadcasts can be viewed online through portable terminals such as smartphones or computers. However, in the broadcast technology up to now, the broadcaster edits the screen and transmits it to the viewers. This hinders the immersion of sports broadcasts and does not properly guarantee viewers' choice.

The present invention has been proposed to solve the above problems, and an object of the present invention is to provide an apparatus and method for displaying images of a plurality of broadcast channels on one screen according to a user's selection.

According to one aspect, a communication terminal for receiving and displaying an image of a real-time broadcast channel from a service server includes: a channel list receiver for receiving and displaying a broadcast channel list from the service server; a rotation detection unit for detecting rotation of the communication terminal; a screen division management unit that divides the screen into a main division screen and at least one sub division screen and changes the layout of the division screen according to the detected rotation; an image management unit for requesting and receiving images of a plurality of broadcast channels corresponding to the number of divisions of the screen from a service server; and a display management unit configured to display images of each of the plurality of broadcast channels received from the image management unit on each of the main split screen and the at least one sub split screen.

The image management unit may be configured to retrieve, from the service server, an image of one broadcasting channel selected by a user from the broadcasting channel list and an image of at least one broadcasting channel selected based on a current number of viewers from among other broadcasting channels related to the selected broadcasting channel. receiving, the display management unit displays an image of one broadcasting channel selected by the user on the main split screen, and divides the image of at least one broadcasting channel selected based on the current number of viewers into the at least one sub-division can be displayed on the screen.

The screen division manager divides a screen by the number of a plurality of broadcast channels selected by a user from the broadcast channel list, and the video manager receives images of the plurality of broadcast channels selected by the user from the service server, , the display manager may display images of the plurality of broadcast channels on the main split screen and the at least one sub split screen based on the user's selection order.

When receiving a user's selection input for one sub-divided screen among the at least one sub-divided screen, the display management unit may display an image of a broadcast channel by changing between the selected sub-divided screen and the main split screen. .

The image management unit may request and receive an image having a quality according to the size of each of the selected sub-split screen and the main split screen from the service server when changing the image of the broadcast channel.

The display management unit may output only the audio of the broadcast channel displayed on the main split screen to the outside.

According to another aspect, there is provided a service apparatus for transmitting an image of a real-time broadcast channel to a communication terminal, comprising: a channel list management unit for transmitting a broadcast channel list to the communication terminal; an image request receiving unit configured to receive image requests of a plurality of broadcast channels corresponding to the number of divisions of the screen from the communication terminal in which a screen is divided into a main split screen and at least one sub split screen; and an image transmitter configured to transmit images of the plurality of broadcast channels to the communication terminal.

The video request includes information on one broadcast channel selected by a user from the broadcast channel list, and the video transmission unit includes an image of one broadcast channel selected by the user and another broadcast channel related to the selected broadcast channel. An image of at least one broadcast channel selected based on the current number of viewers among them may be transmitted to the communication terminal.

The video request may include information on a plurality of broadcast channels selected by a user as many as the number of split screens in the broadcast channel list, and the video transmission unit may transmit images of the selected plurality of broadcast channels to the communication terminal. there is.

and a transcoding unit transcoding the images of each of the plurality of broadcast channels into a plurality of images of different image quality, wherein the image request includes image quality information corresponding to a size of each split screen, and the image The transmitter may transmit images of the plurality of broadcast channels corresponding to the quality information to the communication terminal.

According to another aspect, a method for receiving and displaying an image of a real-time broadcasting channel from a service server in a communication terminal includes the steps of: receiving and displaying a broadcasting channel list from the service server; dividing the screen into a main split screen and at least one sub split screen; requesting and receiving images of a plurality of broadcast channels corresponding to the number of divisions of the screen from the service server; displaying an image of each of a plurality of received broadcast channels on each of the main split screen and the at least one sub split screen; and changing the layout of the screen division according to the rotation of the communication terminal.

The receiving may include sending an image of one broadcast channel selected by a user from the broadcast channel list and an image of at least one broadcast channel selected based on the number of current viewers among other broadcast channels related to the selected broadcast channel to the service server. The receiving from and displaying may include displaying an image of one broadcasting channel selected by the user on the main split screen, and displaying an image of at least one broadcasting channel selected based on the current number of viewers at the at least one It can be displayed on the sub-divided screen.

The dividing may include dividing a screen by the number of a plurality of broadcasting channels selected by a user from the broadcasting channel list, and the receiving may include receiving images of the plurality of broadcasting channels selected by the user from the service server. and, the displaying may include displaying the images of the plurality of broadcast channels on the main split screen and the at least one sub split screen based on the user's selection order.

The method further includes the step of displaying a video of a broadcasting channel between the selected sub-divided screen and the main split screen when receiving a user's selection input for one sub-divided screen among the at least one sub-divided screen may include

In the displaying of the mutually changed images, the service server may request and receive an image having a quality according to the size of each of the selected sub-segment screen and the main split screen.

According to another aspect, a method for transmitting an image of a real-time broadcast channel from a service apparatus to a communication terminal includes: transmitting a broadcast channel list to the communication terminal; receiving, from the communication terminal in which a screen is divided into a main split screen and at least one sub split screen, video requests of a plurality of broadcast channels corresponding to the number of split screens; and transmitting the images of the plurality of broadcast channels to the communication terminal.

The video request includes information on one broadcast channel selected by a user from the broadcast channel list, and the transmitting includes an image of one broadcast channel selected by the user and another broadcast related to the selected broadcast channel. An image of at least one broadcasting channel selected based on the current number of viewers among channels may be transmitted to the communication terminal.

The video request includes information on a plurality of broadcast channels selected by a user as many as the number of split screens in the broadcast channel list, and the transmitting includes transmitting the video of the selected plurality of broadcast channels to the communication terminal. can

The method may further include transcoding the images of each of the plurality of broadcast channels into a plurality of images of different image quality, wherein the image request includes image quality information corresponding to the size of each split screen, The transmitting may include transmitting the images of the plurality of broadcast channels corresponding to the quality information to the communication terminal.

According to an embodiment of the present invention, a user can view real-time images of a plurality of broadcasting channels simultaneously on one screen by dividing the screen of the communication terminal, and can view by changing the broadcasting channels between the divided screens if necessary. Accordingly, the user can vividly view images of broadcast channels from various viewpoints on one screen of the communication terminal.

According to an embodiment of the present invention, the communication terminal receives an image of a quality corresponding to the size of each split screen and displays it on each split screen, thereby maximizing the user's viewing satisfaction while optimizing data usage without unnecessary data use. can

1 is a diagram illustrating a real-time broadcast service system according to an embodiment of the present invention.
2 is a diagram showing the configuration of a service server according to an embodiment of the present invention.
3 is a diagram illustrating a hardware configuration of a communication terminal according to an embodiment of the present invention.
4 is a diagram showing the configuration of a broadcast viewing program according to an embodiment of the present invention.
5 is a diagram illustrating an example of changing a layout of a screen division according to rotation of a communication terminal according to an embodiment of the present invention.
6 is a view for explaining a process of dividing a screen in a screen of a broadcast channel list according to an embodiment of the present invention.
7 is an example of displaying images of a broadcast channel selected by a user from a broadcast channel list on a split screen according to an embodiment of the present invention.
8 is a diagram illustrating an example of changing a broadcast channel between a sub split screen and a main split screen according to an embodiment of the present invention.
9 is a flowchart illustrating a method of displaying images of a plurality of broadcast channels on one screen according to an embodiment of the present invention.

The above-described objects, features, and advantages will become more apparent through the following detailed description in relation to the accompanying drawings, whereby those of ordinary skill in the art to which the present invention pertains can easily implement the technical idea of the present invention. There will be. In addition, in the description of the present invention, if it is determined that a detailed description of a known technology related to the present invention may unnecessarily obscure the gist of the present invention, the detailed description thereof will be omitted. Hereinafter, a preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings.

1 is a diagram illustrating a real-time broadcast service system according to an embodiment of the present invention. Referring to FIG. 1 , the real-time broadcast service system according to the present embodiment includes a plurality of cameras 110 , a service server 120 , a communication terminal 130 , and a communication network 140 connecting them.

The plurality of cameras 110 is a means for real-time recording of e-sports events and the like. Each camera 110 may be in charge of one real-time broadcasting channel, or two or more cameras may be in charge of one real-time broadcasting channel. A plurality of cameras 110 are connected to the communication network 140 and transmit a real-time broadcast image to the service server 120 . However, the present invention is not limited thereto, and a relay server that receives the image captured by the camera 110 on the camera side and transmits it to the service server 120 through the communication network 140 may be included. The plurality of cameras 110 include not only a physical camera, but also a software camera installed in the computer to capture the screen of the computer in real time.

The service server 120 receives images of a plurality of broadcast channels captured by the plurality of cameras 110 and transmitted, and transmits them to the communication terminal 130 . The service server 120 may store and manage programming information of a plurality of broadcast channels, and transmit a broadcast channel list to the communication terminal 130 according to a request of the communication terminal 130 . The service server 120 may perform membership registration processing for the user of the communication terminal 130 and perform login authentication. The service server 120 transcodes images of a plurality of broadcast channels received from the plurality of cameras 110 into images of various image quality (eg, 1080, 760, 460, 240, etc.), and the communication terminal 130 ) may transmit an image corresponding to the image quality requested by the communication terminal 130 . The service server 120 may transmit an image of a broadcast channel to the communication terminal 130 using a chunk-based real-time streaming technology.

The communication terminal 130 is a device capable of accessing the service server 130 to receive and display an image of a real-time broadcast channel from the service server 130 . The communication terminal 130 is, for example, a terminal capable of accessing the service server 130 through the communication network 140 such as a smart phone, a fixed PC, a notebook computer, or a tablet PC. Preferably, the communication terminal 130 may connect to the service server 130 and install a dedicated application capable of receiving a broadcast image, and this dedicated application accesses the service server 130 to receive and display a real-time broadcast image. can do.

The communication terminal 130 may divide the screen and display images of each of the plurality of broadcast channels received from the service server 130 on each of the split screens. For example, by dividing the screen into 5 divisions and simultaneously receiving images of 5 different broadcasting channels from the service server 130 and displaying images of each broadcasting channel on each divided screen, the user can view 5 broadcasts on one screen It allows you to watch the video of the channel at the same time. The communication terminal 130 may include a rotation detection sensor such as a gyro sensor and an acceleration sensor, and may change the layout of the split screen according to the rotation detection of the rotation detection sensor. That is, when the user puts the communication terminal 130 vertically and horizontally, the layout of the screen division is changed in each case to determine the optimal screen division layout according to the rotation state of the communication terminal 130 to the user. provide to The communication terminal 130 optimizes data usage by requesting and receiving an image of quality corresponding to the size of each split screen from the service server 130 .

The communication network 140 is a network connecting the plurality of cameras 110, the service server 120, and the communication terminal 130, and includes a wired Internet, or a mobile communication network such as LTE and 5G, and a local area network such as Wi-Fi. It may also include combinations thereof. In the embodiment of the present invention, the type of the communication network 140 is not particularly limited, and a network of a next-generation communication protocol may also be applied.

Hereinafter, the configuration of the service server 120 and the communication terminal 130 shown in FIG. 1 will be described in detail with reference to the drawings.

2 is a diagram showing the configuration of a service server according to an embodiment of the present invention. The service server 120 may include a memory, a memory controller, one or more processors (CPU), a peripheral interface, an input/output (I/O) subsystem, a display device, an input device, and a communication circuit. The memory may include high-speed random access memory, and may also include one or more magnetic disk storage devices, non-volatile memories such as flash memory devices, or other non-volatile semiconductor memory devices. Access to memory by other components, such as processors and peripheral interfaces, may be controlled by the memory controller. The memory may store various kinds of information and program instructions, and the program is executed by the processor. Peripheral interfaces connect input/output peripherals to the processor and memory. One or more processors execute various software programs and/or sets of instructions stored in memory to perform various functions for the system and process data. The I/O subsystem provides an interface between input/output peripherals such as display devices and input devices and the peripheral interfaces. The communication circuit performs communication through an external port or communication by an RF signal. The communications circuitry converts electrical signals into RF signals and vice versa through which the RF signals can communicate with communications networks, other mobile gateway devices, and communications devices.

As shown in FIG. 2 , the service server 120 includes an image receiving unit 210 , a channel list management unit 220 , a transcoding unit 230 , an image request receiving unit 240 , an image transmitting unit 250 , and a database. (260). These components may be implemented as a program, stored in a memory, and executed by a processor, or may be implemented and executed as a combination of hardware and software.

The image receiving unit 210 receives a real-time broadcast image from the plurality of cameras 110 . Alternatively, the real-time broadcast image may be received from a relay server that relays the real-time broadcast image captured by the plurality of cameras 110 . Preferably, each camera 110 may constitute each broadcast channel, or at least two or more cameras 110 may constitute one broadcast channel.

The channel list management unit 220 stores and manages broadcast channel programming information in the database 260 , and transmits the broadcast channel list to the communication terminal 130 at the request of the communication terminal 130 . Preferably, the channel list manager 220 may transmit a broadcast channel list including summary information, identification information, thumbnail images, and the number of current viewers of each broadcast channel to the communication terminal 130 .

The transcoding unit 230 transcodes the real-time images of each of the plurality of broadcasting channels received by the image receiving unit 210 into various types of image quality. Preferably, when an image of a specific quality for a specific broadcast channel is requested from the communication terminal 130 , the transcoding unit 230 may transcode the video of the corresponding broadcast channel into the corresponding picture quality according to the request, or It is possible to traverse the real-time image of each broadcasting channel in various types of image quality in advance and store it in the database 260 .

The image request receiving unit 240 receives an image request from the communication terminal 130 . Preferably, the video request receiver 240 may receive video requests of a plurality of broadcast channels from the communication terminal 130 . In this case, the image request receiving unit 240 may receive an image request including the number of broadcasting channels, identification information of the broadcasting channels, and quality information from the communication terminal 130 . The number of broadcast channels may be the number of split screens when the screen is split in the communication terminal 130 , and the image quality information may be image quality information corresponding to the size of each split screen. Alternatively, the image request receiving unit 240 may receive an image request for changing the image quality of at least one broadcasting channel.

The image transmitter 250 transmits an image of a broadcast channel to the communication terminal 130 according to the image request received from the image request receiver 240 . When the image request receiving unit 240 receives an image request including the number of broadcasting channels, identification information of broadcasting channels, and picture quality information from the communication terminal 130 in the image request receiving unit 240 , the image request receiving unit 240 receives a corresponding broadcasting channel and transmits an image of a specific quality to the communication terminal 130 . When the number of identification information of the broadcast channels is smaller than the number of broadcast channels, the video transmission unit 250 determines the insufficient number of broadcast channels based on the current number of viewers among other broadcast channels related to the broadcast channel selected by the user. You can choose. For example, if the broadcast channel selected by the user is a relay of a specific room of a PUBG game, the remaining broadcast channels are selected in the order of the largest number of current viewers from among broadcast channels of different viewpoints in the same room (eg, screens of other game players). can In addition, when an image request for quality change for a specific broadcast channel is received from the communication terminal 130 in the video request receiving unit 240 , the video transmission unit 250 transmits an image of the changed quality of the specific broadcast channel. It may be retrieved from the database 260 or received from the transcoding unit 230 and transmitted to the communication terminal 130 . The image request for changing the image quality includes identification information of a broadcast channel and image quality information.

3 is a diagram illustrating a hardware configuration of a communication terminal according to an embodiment of the present invention. As shown in FIG. 3, the communication terminal 130 according to an embodiment of the present invention includes a memory 310, a memory controller 321, one or more processors (CPU) 322, a peripheral interface 323, It includes an input/output (I/O) subsystem 330 , a display device 341 , an input device 342 , a communication circuit 352 , and a sensor 260 . These components communicate via one or more communication buses or signal lines. The various components shown in FIG. 1 may be implemented in hardware, software, or a combination of both hardware and software, including one or more signal processing and/or application specific integrated circuits.

The memory 310 may include high-speed random access memory, and may also include one or more magnetic disk storage devices, nonvolatile memory such as flash memory devices, or other nonvolatile semiconductor memory devices. In some embodiments, memory 310 includes storage devices located remote from one or more processors 322 , such as communication circuitry 152 , the Internet, intranets, local area networks (LANs), and wide LANs (WLANs). , a storage area network (SAN), or the like, or a suitable combination thereof, may further include a network attached storage device accessed via a communication network (not shown). Access to memory 310 by other components of communication terminal 130 , such as processor 322 and peripheral interface 323 , may be controlled by memory controller 321 .

The peripheral interface 323 connects the input/output peripheral device of the communication terminal 130 to the processor 322 and the memory 310 . One or more processors 322 execute various software programs and/or instruction sets stored in the memory 310 to perform various functions for the communication terminal 130 and process data. In some embodiments, peripheral interface 323 , processor 322 , and memory controller 321 may be implemented on a single chip, such as chip 320 . In other embodiments, they may be implemented as separate chips.

The I/O subsystem 330 provides an interface between the input/output peripherals of the communication terminal 130 , such as the display device 341 and the input device 342 , and the peripheral interface 323 . The display device 341 may use a liquid crystal display (LCD) technology or a light emitting polymer display (LPD) technology, and the display device 341 may be a capacitive, resistive, infrared touch display, etc. . The touch display provides an output interface and an input interface between the communication terminal 130 and the user. The display device 341 displays a visual output to the user through the touch display. The visual output may include text, graphics, video, and combinations thereof. Some or all of the visual output may correspond to a user interface object. When the display device 341 is a touch screen, an input means and an output means function simultaneously, and a touch-sensitive surface for accommodating a user input is formed. The input device 342 is an input means such as a keyboard, a mouse, and a stylus pen, and receives a user input signal.

The processor 322 is a processor configured to perform an operation associated with the communication terminal 130 and perform instructions, for example, by using the instructions retrieved from the memory 310 , input and output between components of the communication terminal 130 . You can control the reception and manipulation of data. The communication circuit 352 transmits/receives a signal by wire or wirelessly transmits/receives an electromagnetic wave. The communication circuit 352 converts electrical signals into electromagnetic waves and vice versa, and communicates with communication networks, other mobile gateways, and electronic devices via the electromagnetic waves. Communication circuitry 352 includes, but is not limited to, for example, an antenna system, RF transceiver, one or more amplifiers, tuners, one or more oscillators, digital signal processors, CODEC chipsets, subscriber identity module (SIM) cards, memory, etc. It may include well-known circuitry for performing these functions, but is not limited thereto. The sensor 360 may detect rotation of the communication terminal 130 including a gyro sensor and an acceleration sensor to detect whether the communication terminal 130 is placed horizontally or vertically.

As the software component, an operating system 311 , a graphic module (instruction set) 312 , and a broadcast viewing program 313 may be installed in the memory 310 . The operating system 311 may be, for example, a built-in operating system such as Darwin, RTXC, LINUX, UNIX, OS X, WINDOWS or VxWorks, Android, etc., and performs general system tasks (eg, memory management, storage device control, power management, etc.) to control and manage various software components and/or devices, and facilitate communication between the various hardware and software components. The graphics module 312 includes several well-known software components for providing and displaying graphics on the display device 341 . The term "graphics" refers to any object that can be displayed to a user, including without limitation text, web pages, icons (eg, user interface objects including soft keys), digital images, videos, animations, and the like. include

4 is a diagram showing the configuration of a broadcast viewing program according to an embodiment of the present invention. Referring to FIG. 4 , the broadcast viewing program 313 of the communication terminal 130 includes a channel list receiving unit 410 , a rotation detecting unit 420 , a screen division managing unit 430 , an image managing unit 440 , and a display managing unit ( 450).

The channel list receiver 410 receives the broadcast channel list from the service server 120 and displays it on the screen. Here, the broadcast channel list may include summary information of real-time broadcast channels, thumbnail images, the number of current viewers, and the like.

The rotation detection unit 420 detects the rotation of the communication terminal 130 based on the information detected by the sensor 360 .

The screen division management unit 430 divides one screen displayed on the display device 341 into a main division screen and at least one sub division screen. Here, the main split screen may be a screen having the largest size among the split screens, or may be a screen located at the top. The screen division management unit 430 may change the layout of the screen division according to a user input. The screen division management unit 430 divides the screen into a predetermined number when the user selects one broadcast channel from the broadcast channel list by double-clicking or the like. For example, it is divided into 5 split screens. Alternatively, the screen division management unit 430 may divide the screen by the number of broadcast channels selected by the user from the broadcast channel list.

The screen division management unit 430 changes the layout of the currently displayed screen division according to the rotation information detected by the rotation detection unit 420 . That is, the screen division management unit 430 changes the arrangement of the divided screens while maintaining the number of divided screens according to the posture of the communication terminal 130 . 5 is a view showing an example of changing the layout of the screen division according to the rotation of the communication terminal 130 according to an embodiment of the present invention. 5A is a layout of screen division when the communication terminal 130 maintains a vertical posture. As shown in (a) of FIG. 5 , the main split screen 510 is disposed at the top and the remaining sub split screens 520 are disposed at the bottom. On the other hand, as shown in FIG. 5B , when the communication terminal 130 maintains the horizontal posture, the main split screen 510 is positioned on the left and the remaining sub split screens 520 are positioned on the right. The screen division management unit 430 may have a table of layout information according to the posture of the communication terminal 130 for each number of divided screens, and may change the layout of the divided screen by referring to the table.

The image manager 440 requests and receives images of a plurality of broadcast channels corresponding to the number of screens divided by the screen division management unit 430 from the service server 120 . Also, the image manager 440 may request and receive an image of a broadcast channel selected by the user from the broadcast channel list to the service server 120 . The image management unit 440 is provided with a mapping table for each split screen size and image quality information for each number of split screens, and thus, when requesting an image from the service server 120 , transmits an image of a quality corresponding to the size of each split screen to the service server 120 . ) to request Preferably, the table of each split screen size and quality information for each number of split screens may be provided for each posture of the communication terminal 130 . The video management unit 440, when there is an input (for example, double-clicking on the sub-split screen or dragging the sub-split screen to the main split screen) for changing the broadcasting channel between the split screens by the user, the size of the screen after the change It is possible to request and receive an image of quality corresponding to the service server 120 .

The display management unit 450 displays the images of each of the plurality of broadcast channels received from the image management unit 440 on each of the divided screens divided by the screen division management unit 430 . When the user selects one broadcast channel from the broadcast channel list by double-clicking, etc., the screen is divided into a predetermined number (eg, 5) by the screen division management unit 430 , and the display management unit 450 divides the main screen An image of a broadcasting channel selected by the user may be displayed on the screen, and an image of a broadcasting channel selected based on the current number of viewers among other broadcasting channels related to the broadcasting channel displayed on the main divided screen may be displayed on the remaining sub-divided screens. For example, if the broadcast channel selected by the user is a relay of a specific room of a PUBG game, the remaining broadcast channels are selected in the order of the largest number of current viewers from among broadcast channels of different viewpoints in the same room (eg, screens of other game players). can Here, the main split screen may be a screen having the largest size among the split screens, or may be a screen located at the top.

6 is a view for explaining a process of dividing a screen in a screen of a broadcast channel list according to an embodiment of the present invention. 6A is an example in which a list of broadcast channels is displayed on the screen, and a thumbnail image of each broadcast channel and the name of the broadcast channel are displayed. Users can scroll up and down the screen to see a list of all broadcast channels. When the user touches a specific broadcast channel 610 in the broadcast channel list of FIG. 6 , as shown in FIG. 6(b), the screen is divided into 5 and the main split screen 620 at the top is displayed by the user touched. The images of the broadcasting channel 610 are displayed, and the images of the four selected broadcasting channels are displayed in the order of the number of current viewers on the remaining four sub-division screens 630 .

Alternatively, when the screen is divided by the number of broadcast channels selected by the user from the broadcast channel list, the display manager 450 may display an image of the broadcast channel selected by the user on each split screen. In this case, the display management unit 450 may display the image of the broadcast channel first selected by the user on the main split screen, and the images of the broadcast channel in the following selection order may be displayed on the remaining sub split screens in a predetermined order. 7 is an example of displaying images of a broadcast channel selected by a user from a broadcast channel list on a split screen according to an embodiment of the present invention. 7A is an example of a broadcast channel list, and may be displayed when a user selects a "multi-view" menu in a divided screen. As shown in (a) of FIG. 7 , the user selects five broadcast channels from the broadcast channel list. Then, as shown in (b) of FIG. 7, the screen is divided into 5, and the image of the broadcasting channel first selected by the user in FIG. 7 (a) is displayed on the main split screen 710 on the left, and on the right Images of the remaining broadcasting channels selected by the user are displayed on the sub-divided screen 720 . When an image of a broadcast channel is displayed on the sub-division screen 720 , the broadcast channels are also arranged based on the order selected by the user. In (b) of FIG. 7 , the broadcasting channels in the order selected by the user are displayed in the order from the upper right to the lower end.

When receiving a user's selection input (for example, double-clicking or dragging the sub-divided screen to the main split screen) for one sub-divided screen among at least one sub-divided screen, the display management unit 450 is configured to receive the selected sub-divided screen It is possible to display the video of the broadcasting channel by changing it between the and the main split screen. 8 is a diagram illustrating an example of changing a broadcast channel between a sub split screen and a main split screen according to an embodiment of the present invention. As shown in FIG. 8 , when the user double-clicks one sub-division screen 820 among a plurality of sub-division screens or drags the sub-division screen 820 to the main split screen 810 , the sub-division The image of the broadcasting channel being displayed on the screen 820 is displayed on the main split screen 810 , and the image of the broadcasting channel being displayed on the main split screen 810 is displayed on the sub split screen 820 . At this time, the image of the broadcasting channel being displayed on the main split screen 810 is changed to a low quality and displayed on the sub split screen 820, and the image of the broadcasting channel being displayed on the sub split screen 820 is changed to a high quality, It is displayed on the main split screen 810 .

Meanwhile, the display management unit 450 outputs only the audio of the broadcast channel being displayed on the main split screen through the speaker when displaying the video of the broadcast channel on the plurality of split screens.

9 is a flowchart illustrating a method of displaying images of a plurality of broadcast channels on one screen according to an embodiment of the present invention.

In step S901, the communication terminal 130 accesses the service server 120 to receive a broadcast channel list from the service server 120, and displays the broadcast channel list received in step S902 on the screen. The broadcast channel list includes thumbnail images of broadcast channels, identification information of broadcast channels, the number of current viewers, and the like.

In step S903, the communication terminal 130 receives a selection of one broadcast channel from the broadcast channel list from the user. In step S904 , the communication terminal 130 transmits an image request including identification information of the selected broadcast channel, the predetermined number of split screens, and image quality information of each split screen to the service server 120 . The communication terminal 130 has a mapping table of the size of each split screen and the image quality information for each number of split screens, and determines the image quality information of each split screen based on the mapping table.

In step S905, the service server 120 transmits, to the communication terminal 130, the number of broadcast channels including the video of the selected broadcast channel included in the video request and corresponding to the number of the split screens. For example, when the predetermined number of split screens is 5, the service server 120 may configure the video of the selected broadcast channel and the video of the top four broadcast channels with a large number of current viewers among other broadcast channels related to the selected broadcast channel. is transmitted to the communication terminal 130 . In this case, the service server 120 transmits an image having a quality corresponding to the image quality information included in the image request for each broadcast channel to the communication terminal 130 .

In step S906, the communication terminal 130 divides the screen into a predetermined number and displays the screen, and among them, the video of the broadcast channel selected in step S903 among the videos of the broadcast channels received in step S905 is displayed on the main split screen, On each of the remaining sub-division screens, images of the remaining broadcasting channels are displayed in a predetermined order. The communication terminal 130 outputs only the voice of the broadcasting channel being displayed on the main split screen to the user, and blocks the output of the voice of the other broadcasting channels.

In the state where the screen is divided into a predetermined number and images of a plurality of broadcast channels are displayed, the communication terminal 130 receives a selection of a channel list view menu from the user. In step S907, the communication terminal 130 displays a list of broadcast channels on the screen. In step S908, the communication terminal 130 receives a plurality of broadcast channels selected by the user from the broadcast channel list.

In step S909, the communication terminal 130 transmits an image request including identification information of the plurality of selected broadcast channels, the number of the selected plurality of broadcast channels, and image quality information for each broadcast channel to the service server 120 . The communication terminal 130 has a mapping table of the size of each split screen and the image quality information for each number of split screens, and determines the image quality information of each split screen based on the mapping table. The communication terminal 130 divides the screen by the number of the selected plurality of broadcast channels, displays the broadcast channel selected first by the user on the main split screen, and displays the remaining broadcast channels on the remaining sub split screens. Determines the quality of the channel.

In step S910 , the service server 120 transmits images of the plurality of selected broadcasting channels to the communication terminal 130 according to the image request. In step S911, the communication terminal 130 divides the screen according to the screen division layout corresponding to the number of the plurality of selected broadcasting channels, and displays the image of the broadcasting channel on each divided screen according to the order in which the user selects the broadcasting channel. . The images of the broadcasting channel first selected by the user are displayed on the main split screen, and the images of the other broadcasting channels are displayed on the remaining sub split screens according to a predetermined order, for example, the order selected by the user. For example, according to the order selected by the user, images of each broadcasting channel may be displayed in order from the left sub-divided screen to the right sub-divided screen or from the upper sub-divided screen to the lower sub-divided screen in order.

In step S912, the communication terminal 130 checks whether the user selects the sub-divided screen. For example, it is checked whether the user double-clicks on any one sub-division screen among the plurality of sub-division screens or drags the sub-division screen to the main split screen. When a user selects a specific sub-divided screen, the communication terminal 130 displays an image of a broadcast channel being displayed on the main divided screen on the selected specific sub-divided screen, and also broadcasts being displayed on the selected specific sub-divided screen. In order to display an image of a channel on the main split screen, an image request including image quality information for changing the image quality of a broadcast channel is transmitted to the service server 120 in step S913.

In step S914, the service server 120 changes the video of the broadcast channel being displayed on the main split screen to a picture quality corresponding to the size of the specific sub split screen, and displays the video of the broadcast channel being displayed on the specific sub split screen. The image quality corresponding to the size of the main split screen is changed and transmitted to the communication terminal 130 .

In step S915, the communication terminal 130 displays the images of the two broadcasting channels whose picture quality is changed in step S914 on the main split screen and the specific sub split screen, respectively. That is, the video of the broadcast channel being displayed on the main split screen is displayed on the selected specific sub split screen, and the video of the broadcast channel being displayed on the selected specific sub split screen is displayed on the main split screen.

According to the embodiment with reference to FIG. 9 , the user can simultaneously view real-time images of a plurality of broadcasting channels on one screen through the communication terminal 130 . If necessary, the user can view broadcast images from various viewpoints with better picture quality on a larger screen by changing the broadcast channel being displayed on the sub-split screen and the broadcast channel being displayed on the main split screen.

While this specification contains many features, such features should not be construed as limiting the scope of the invention or the claims. Also, features described in individual embodiments herein may be implemented in combination in a single embodiment. Conversely, various features described herein in a single embodiment may be implemented in various embodiments individually, or may be implemented in appropriate combination.

Although acts are described in the drawings in a specific order, it should not be understood that the acts are performed in the specific order as shown, or that all of the described acts are performed in a continuous order, or to obtain a desired result. . Multitasking and parallel processing can be advantageous in certain circumstances. In addition, it should be understood that the division of various system components in the above-described embodiments does not require such division in all embodiments. The program components and systems described above may generally be implemented as a package in a single software product or multiple software products.

The method of the present invention as described above may be implemented as a program and stored in a computer-readable form in a recording medium (CD-ROM, RAM, ROM, floppy disk, hard disk, magneto-optical disk, etc.). Since this process can be easily performed by a person skilled in the art to which the present invention pertains, it will not be described in detail any longer.

The present invention described above, for those of ordinary skill in the art to which the present invention pertains, various substitutions, modifications and changes are possible within the scope without departing from the technical spirit of the present invention. It is not limited by the drawings.

110: camera
120: service server
130: communication terminal
140: communication network
210: video receiver
220: channel list management unit
230: transcoding unit
240: video request receiving unit
250: video transmission unit
260: database
410: channel list receiver
420: rotation detection unit
430: screen division management unit
440: video management unit
450: display management unit

Claims (19)

A smartphone that receives and displays an image of a real-time broadcasting channel from a service server,
a channel list receiver for receiving and displaying a broadcast channel list from the service server;
a rotation detection unit for detecting the rotation of the smartphone;
a screen division management unit that divides the screen into a main division screen and at least one sub division screen and changes the layout of the division screen according to the detected rotation;
an image management unit for requesting and receiving images of a plurality of broadcast channels corresponding to the number of divisions of the screen from a service server; and
a display management unit configured to display each of the images of a plurality of broadcast channels received from the image management unit on the main split screen and the at least one sub split screen,
The images of a plurality of broadcast channels received from the image management unit,
It is obtained by filming or capturing a game using a plurality of cameras and has a plurality of viewpoints,
The video management unit,
determining the image quality information of each split screen based on the number of split screens, and transmitting an image request including the image quality information of each split screen to the service server;
A smartphone for receiving, from the service server, images of the plurality of broadcast channels corresponding to image quality information of each split screen. The method of claim 1,
The image management unit may be configured to retrieve, from the service server, an image of one broadcasting channel selected by a user from the broadcasting channel list and an image of at least one broadcasting channel selected based on a current number of viewers from among other broadcasting channels related to the selected broadcasting channel. receive,
The display management unit displays an image of one broadcast channel selected by the user on the main split screen, and displays an image of at least one broadcast channel selected based on the current number of viewers on the at least one sub split screen smartphone to do. The method of claim 1,
The screen division management unit divides the screen by the number of a plurality of broadcast channels selected by the user from the broadcast channel list,
The image management unit receives images of a plurality of broadcast channels selected by the user from the service server,
The display manager is configured to display images of the plurality of broadcast channels on the main split screen and the at least one sub split screen based on a selection order of the user. The method of claim 1,
The display management unit,
When receiving a user's selection input for one sub-divided screen among the at least one sub-divided screen, the smart phone displays a video of a broadcasting channel by changing the selected sub-divided screen and the main split screen. 5. The method of claim 4,
The video management unit,
A smartphone for requesting and receiving, from the service server, an image having a quality according to the size of each of the selected sub-segment screen and the main split screen when changing the video of the broadcast channel. The method of claim 1,
The display management unit,
A smartphone that outputs only the audio of a broadcasting channel displayed on the main split screen to the outside. A service device that transmits a video of a real-time broadcasting channel to a smartphone, comprising:
a channel list management unit for transmitting a broadcast channel list to the smartphone;
a transcoding unit transcoding each of the images of a plurality of broadcast channels into a plurality of different image quality;
an image request receiving unit configured to receive a request for images of the plurality of broadcast channels corresponding to the number of divisions of the screen from the smartphone in which a screen is divided into a main division screen and at least one sub division screen; and
and an image transmission unit for transmitting images of the plurality of broadcast channels to the smartphone,
The images of the plurality of broadcast channels,
It is obtained by filming or capturing a game using a plurality of cameras and has a plurality of viewpoints,
The video transmission unit,
A service device for transmitting images of a plurality of broadcast channels corresponding to the quality information of each split screen to the smart phone based on the quality information of each split screen received from the smart phone. 8. The method of claim 7,
The request includes information on one broadcast channel selected by the user from the broadcast channel list,
The image transmission unit is configured to transmit an image of one broadcasting channel selected by the user and an image of at least one broadcasting channel selected by the user based on the number of current viewers among other broadcasting channels related to the selected broadcasting channel to the smartphone. . 8. The method of claim 7,
The request includes information on a plurality of broadcast channels selected by a user as many as the number of split screens in the broadcast channel list,
The image transmission unit may be configured to transmit images of the plurality of selected broadcasting channels to the smartphone. delete A method for receiving and displaying an image of a real-time broadcasting channel from a service server in a smartphone, the method comprising:
receiving and displaying a broadcast channel list from the service server;
dividing the screen into a main split screen and at least one sub split screen;
requesting and receiving images of a plurality of broadcast channels corresponding to the number of divisions of the screen from the service server;
displaying each of the received images of a plurality of broadcast channels on each of the main split screen and the at least one sub split screen; and
Including the step of changing the layout of the screen division according to the rotation of the smartphone,
The received images of the plurality of broadcast channels are,
It is obtained by filming or capturing a game using a plurality of cameras and has a plurality of viewpoints,
The step of requesting and receiving images of a plurality of broadcast channels corresponding to the number of divisions of the screen from the service server,
determining image quality information of each split screen based on the number of split screens, and transmitting an image request including image quality information of each split screen to the service server; and
Receiving, from the service server, images of the plurality of broadcast channels corresponding to image quality information of each split screen; 12. The method of claim 11,
The receiving may include sending an image of one broadcast channel selected by a user from the broadcast channel list and an image of at least one broadcast channel selected based on the number of current viewers among other broadcast channels related to the selected broadcast channel to the service server. received from
The displaying may include displaying an image of one broadcast channel selected by the user on the main split screen, and displaying an image of at least one broadcast channel selected based on the current number of viewers on the at least one sub split screen. How to display. 12. The method of claim 11,
The dividing may include dividing a screen by the number of a plurality of broadcasting channels selected by a user from the broadcasting channel list,
The receiving includes receiving images of a plurality of broadcast channels selected by the user from the service server,
The displaying may include displaying the images of the plurality of broadcast channels on the main split screen and the at least one sub split screen based on a selection order of the user. 12. The method of claim 11,
The method further comprising: when receiving a user's selection input for one sub-division screen among the at least one sub-division screen, changing the broadcast channel image between the selected sub-division screen and the main split screen and displaying the changed image. 15. The method of claim 14,
The step of displaying by changing the name is,
A method of requesting and receiving an image having a quality according to the size of each of the selected sub-split screen and the main split screen from the service server. A method of transmitting an image of a real-time broadcasting channel from a service device to a smartphone, the method comprising:
transmitting a broadcast channel list to the smartphone;
transcoding each of the images of a plurality of broadcast channels into a plurality of different image quality;
receiving a request for images of the plurality of broadcast channels corresponding to the number of divisions of the screen from the smartphone in which a screen is divided into a main division screen and at least one sub division screen; and
Transmitting the images of the plurality of broadcast channels to the smartphone,
The images of the plurality of broadcast channels,
It is obtained by filming or capturing a game using a plurality of cameras and has a plurality of viewpoints,
The step of transmitting the images of the plurality of broadcast channels to the smart phone comprises:
A method of transmitting, to the smart phone, images of a plurality of broadcast channels corresponding to the quality information of each split screen, based on the quality information of each split screen received from the smart phone. 17. The method of claim 16,
The request includes information on one broadcast channel selected by the user from the broadcast channel list,
The transmitting may include transmitting an image of one broadcasting channel selected by the user and an image of at least one broadcasting channel selected based on the number of current viewers among other broadcasting channels related to the selected broadcasting channel to the smartphone. . 17. The method of claim 16,
The request includes information on a plurality of broadcast channels selected by a user as many as the number of split screens in the broadcast channel list,
The transmitting may include transmitting images of the plurality of selected broadcast channels to the smartphone. delete

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