KR100603764B1 - PIP display apparatus and PIP displaying method - Google Patents

Abstract

A PIP display device and a PIP display method are disclosed. The PIP display device according to the present invention provides a channel list in which a channel list of a main image and an auxiliary image is displayed according to a Picture In Piture (PIP) function, and a controller and a channel controlling to implement a preferred channel of the auxiliary image on the channel list. The display unit may include a storage unit for storing the selected preferred channel among the channels displayed in the list and a channel list stored in the storage unit, and a display unit for distinguishing and displaying a channel different from the preferred channel on the channel list. Therefore, convenience is provided to the user by using the preferred channel list for the auxiliary image.

Favorite channel, favorite menu, auxiliary video

Description

PIP display apparatus and PIP displaying method

1 is a block diagram of a PIP display device according to an embodiment of the present invention;

2 is an external view illustrating a remote control device included in the PIP display device of FIG. 1;

3 is a view for conceptually explaining a process of selecting a preferred menu and a preferred channel, and

4 is a flowchart illustrating a PIP display method according to an embodiment of the present invention.

The present invention relates to a PIP display device and a PIP display method.

PIP (Picture In Picture) function is a multi display function that can play another picture in the main picture. By displaying two or more video signals on a single display device, viewers can watch multiple broadcasting channels or video sources. do.

In general, a display device having a PIP function includes a main tuner for reproducing a main image and an auxiliary tuner for reproducing an auxiliary image. In the case of a display device for reproducing an analog broadcast signal, it is common to have a tuner corresponding to the number of auxiliary images. When the number of auxiliary images is larger than the number of tuners, these auxiliary images are represented as still images, It is disposed on one side.

In the case of a display device that receives and reproduces digital broadcasting, the PIP function may be performed without a separate auxiliary tuner. The digital display device may process a plurality of auxiliary images even with a single tuner according to the performance of the decoder for decoding the digital broadcast signal. Meanwhile, in order for a user to select an auxiliary image on the display device, a PIP menu is displayed on a screen by operating an input key provided on the display device or a remote control device, and a channel for the auxiliary image to be played back is displayed through the displayed menu. shall.

On the other hand, in digital multi-channel broadcasting, since dozens or hundreds of channels are provided, the viewer has more choice, and the program selection is more complicated. In order to solve such a problem, a method of creating a list of channels that a user normally likes is used. The created channel list is stored in the memory of the display apparatus, and a channel is selected from the channel list stored in the memory by operating an input key provided in the display apparatus or the remote controller apparatus.

However, the method of creating a user's favorite channel list as described above is applied only to the main image of the display device having the PIP function. That is, when a direction key for channel selection provided in the display device or the remote controller is input, channels included in a channel list prepared in advance for the main image are sequentially displayed on the main image.

In addition, in order to display a menu for an auxiliary image, there is a problem of having to go through complicated steps such as inputting an input key provided on a display device or a remote control device several times.

Accordingly, an object of the present invention is to provide a PIP display device and a PIP display method in which a preferred channel list for an auxiliary image is created in a display device supporting a PIP function, and menu switching and channel switching of the auxiliary image are performed through minimal steps. It is.

According to an embodiment of the present invention, a PIP display apparatus provides a channel list displaying a channel list of a main image and an auxiliary image according to a Picture In Piture (PIP) function, and displays a preferred channel of the auxiliary image on the channel list. A control unit for controlling to implement, a storage unit for storing the preferred channel selected from the channels displayed in the channel list and a channel list stored in the storage unit, and a display unit for distinguishing and displaying different channels from the preferred channel on the channel list.

The controller provides a menu list in which a menu list of the main image and the sub image according to the PIP function is displayed and controls the preferred menu and the preferred channel of the sub image selected on the menu list to be sequentially implemented.

Preferably, the apparatus further includes an input unit to which an input signal for sequentially implementing a preferred menu and a preferred channel of the auxiliary image is input.

On the other hand, the PIP display method according to the present invention, the step of displaying a channel list and a menu list for displaying the channel list and the menu list of the main image and sub-image according to the PIP function, respectively, selected from the displayed channel list and menu list Storing the preferred channel and the preferred menu and sequentially implementing the preferred channel and the preferred menu when there is an input signal for implementing the stored preferred channel and the preferred menu.

Preferably, the method may further include distinguishing a favorite channel selected from the channel list from another channel, and separately displaying the favorite menu selected from the menu list from another menu.

Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of the present invention. However, in the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

1 is a block diagram of a PIP display apparatus according to an embodiment of the present invention.

Referring to FIG. 1, the display apparatus 100 includes a main tuner 110, an auxiliary tuner 120, a first signal processor 130, a second signal processor 140, a synthesizer 150, and an OSD processor. 160, a display unit 170, a storage unit 180, a key input unit 185, and a controller 190.

The main tuner unit 110 receives a broadcast channel for the main video. The main tuner unit 110 tunes a broadcast channel for the main video based on broadcast channel information on the main video that the viewer has previously watched, and receives a broadcast program of the tuned broadcast channel.

The first signal processor 130 processes the main image received from the main tuner 110 and applies the signal to the synthesizer 150, and includes a first decoder 131 and a first scaler 132. .

The first decoder 131 decodes the digital broadcast signal received through the main tuner 110, and the first scaler 132 scales the video signal decoded by the first decoder 131.

Here, when the received digital video signal is a high definition (HD) level video signal, the first signal processor 130 may further process one auxiliary video. When the received digital video signal is SD level, two or more It can also be processed. In this case, the main tuner 110 may further receive a broadcast channel for at least one auxiliary video in addition to the main video.

The auxiliary tuner 120 receives a broadcast channel for a preset auxiliary video channel.

The second signal processor 140 decodes the auxiliary image received from the auxiliary tuner unit 120, scales it, and applies the scaled image to the synthesis unit 150. The second decoder unit 141 and the second scaler unit 142 Equipped.

The second decoder unit 141 performs signal processing on at least one auxiliary image, decodes the digital image signal received from the auxiliary tuner unit 120, and the second scaler unit 142 is a second decoder unit ( The video signal decoded at 141 is scaled.

The synthesizer 150 synthesizes the image signals output from the first signal processor 130 and the second signal processor 140 so that they can be reproduced in a single display device.

The storage unit 180 stores a menu list and a channel list. In addition, a preference menu for the auxiliary image selected by the user and a preference channel, etc., are stored among the plurality of menus and the plurality of channels included in the menu list and the channel list. When the menu list and the channel list stored in the storage unit 180 are read in response to the input of the key input unit 185, the display unit 170 displays the menu list and the channel list.

The key input unit 185 receives a user input signal. The user's input signal is received using the key input unit 185 of the display apparatus 100 or using an input key provided in the remote control apparatus 200 of FIG. 2 to be described below.

The OSD processing unit 160 applies the menu list and the channel list stored in the storage unit 180 to the synthesis unit 150 in response to the input of the key input unit 185. That is, the user can view the menu list and the channel list displayed on the display unit 170 by the OSD processor 160 and select the preferred menu and the preferred channel for the auxiliary image, thereby simplifying menu and channel switching for the auxiliary image. Make sure

The display unit 170 displays an image output from the synthesizing unit 150. In particular, the menu list and the channel list are displayed to allow the user to select the preferred menu and the preferred channel for the auxiliary image.

The controller 190 receives an input signal of a user through the key input unit 185 and controls each of the above-mentioned components in response thereto.

FIG. 2 is an external view illustrating a remote control device included in the PIP display device of FIG. 1.

Although an input signal of a user may be received by using a key input unit of the display device, an input key of a remote controller device may be used. Therefore, a description will be given below focusing on receiving an input signal of a user using an input key of the remote control apparatus. However, the scope of the present invention is not limited only to the case of using the remote control device.

Referring to FIG. 2, the remote control apparatus 200 includes a power key 211, a display window 213, a numeric key 220, a volume / channel key 230, a main menu key 241, an end key 243, And a menu adjustment key 245, a selection key 247, and a simultaneous screen related key 250.

The power key 211 turns on / off the power of the corresponding display device, and the display window 213 displays a battery consumption state. The numeric key 220 is input when the channel is directly selected, and the volume / channel key 230 adjusts the volume and channel. The main menu key 241 is input when displaying a menu for the main image, and the end key 243 is input when returning the screen to the full screen.

The menu adjustment key 245 is input when the menu for the main image and the sub image is selected, and the selection key 247 is input when the menu is finally selected.

Simultaneous screen related key 250 is input when you want to select various functions related to simultaneous display of main image and sub image, and simultaneous screen related key 250 is sub menu key 250a and sub channel key 250b. And a menu / channel key 250d.

The sub menu key 250a is input when a preferred menu for the sub image is selected, and when the sub menu key 250a is input, a menu list for the sub image is displayed.

The auxiliary channel key 250b is input when a preferred channel for the auxiliary image is selected, and when the auxiliary channel key 250b is input, a channel list for the auxiliary image is displayed.

When the confirmation key 250c selects and inputs a preferred menu and a preferred channel on the menu list and the channel list for the auxiliary image, the preferred menu and the preferred channel are automatically added to the preferred channel list for the auxiliary image.

The menu / channel key 250d is an input key used to switch menus and channels for an auxiliary image. When a preferred menu and a preferred channel for an auxiliary image are provided in advance, when the menu / channel key 250d is inputted, Predetermined preference menus and preference channels are implemented sequentially.

The remote controller 200 may implement hardware functions of the display apparatus 100 controlled by the remote controller 200 such as power on / off and channel selection of the display apparatus 100 in addition to the input key illustrated in FIG. 2. Contains the minimum required key.

3 is a diagram conceptually illustrating a process of selecting a preference menu and a preference channel.

1 to 3, when the sub menu key 250a is input, the menu list 310 is displayed, and when the sub channel key 250b is input, the channel list 320 is input.

As shown in FIG. 3A, when the sub menu key 250a is input, the menu list 310 is displayed on the display unit 170. The menu list 310 is a menu list of auxiliary images, and functions related to the quality of a screen displayed on the auxiliary image, external input, and the like.

After selecting 'screen' by operating the menu adjustment key 245 of the remote control apparatus 200 and selecting 'TV / external input', the menus shown in FIG. 3A are displayed. For example, if the S-image and the PC are selected using the menu adjustment key 245 and the confirmation key 250c among the menus included in the displayed menu list 310, the selected S-image and the PC are checked. To distinguish between preferences and other menus.

After the preference menu is selected, when the auxiliary channel key 250b is input, as shown in FIG. 3B, the channel list 320 is displayed on the display unit 170. At this time, the channel list of the auxiliary image is displayed on the channel list 320.

For example, when the menu adjustment key 245 and the confirmation key 250c are selected among the displayed channels to select several channels checked in FIG. 3 (b), a check is displayed on the selected channel so as to be different from the preferred channel. Channels are separated.

As such, as shown in FIG. When the preference menu selected in the menu list 310 and the preference channel selected in the channel list 320 are selected and input, the preference menu and the preference channel are automatically added to the preference channel list 330. At this time, the user's favorite list selected from the menu list and the channel list of the auxiliary video is displayed on the preferred channel list 330.

The favorite channel list 330 is stored in the storage unit 180 of the display apparatus 100. The stored preferred channel list 330 is read by the controller 190 when there is an input of the menu / channel key 250d, and the preferred menu and the preferred channel are sequentially implemented according to the input signal of the menu / channel key 250d. do.

When the preferred channel list 330 is created, the user may sequentially implement the preferred menu and the preferred channel only by input of the menu / channel key 250d without going through several steps. That is, when a menu and a channel for the auxiliary image are to be selected, the menu / channel key 250d does not need to go through various steps such as displaying the menu list 310 and the channel list 320 on the display unit 170 again. You only need to manipulate it.

This embodiment assumes a case in which the preference menu is sequentially implemented after the preferred channel is implemented, but the scope of the present invention is not limited only to this case.

4 is a flowchart illustrating a PIP display method according to an embodiment of the present invention.

1 to 4, when the auxiliary menu key 250a is input, the menu list 310 is displayed on the display unit 170 (S410).

Among the menus included in the displayed menu list 310, the menu adjustment key 245 is used to select the preferred menu and enter the confirmation key 250c. The selected favorite menu is automatically added to the preferred channel list 330. do.

In this case, the preference menu selected by the user on the menu list 310 and the remaining menus are divided and displayed (S420). For example, the preference menu is marked with a check mark to distinguish the preference menu and the remaining menus.

Subsequently, when the auxiliary channel key 250b is input, the channel list 320 is displayed on the display unit 170 (S430).

Among the channels included in the displayed channel list 320, if the user selects a favorite channel by operating the menu adjustment key 245 and inputs the confirmation key 250c, the selected favorite channel is automatically added to the favorite channel list 330. do.

In this case, the preferred channel selected by the user and the remaining channels on the channel list 320 are displayed separately (S440). As in the method described above, a check mark is used to distinguish the preferred channel and the remaining channels.

The preference channel list 330 including the selected preference menu and the preference channel is stored in the storage unit 180 (S450).

After the preferred channel list 330 is created and stored in the above manner, an input signal for implementing the preferred channel list 330 input by the user is received (S460).

According to the received input signal, the preferred channel list 330 is read by the controller 190, and the preferred menu and the preferred channel are sequentially implemented according to the read preferred channel list 330 (S470).

In this way, the user can perform menu switching and channel switching for the auxiliary image in a minimum of steps without going through complicated steps.

 As described above, the present invention provides a preferred channel list including a preferred menu and a preferred channel of an auxiliary image in a display device supporting a PIP function, and thus, menu switching and channel switching for the auxiliary image are performed through a minimum of steps. By doing so, the user's convenience can be improved.

While the above has been shown and described with respect to preferred embodiments of the present invention, the present invention is not limited to the specific embodiments described above, it is usually in the technical field to which the invention belongs without departing from the spirit of the invention claimed in the claims. Various modifications can be made by those skilled in the art, and these modifications should not be individually understood from the technical spirit or the prospect of the present invention.

Claims (5)

A controller configured to provide a channel list on which a channel list of the main image and the sub-image according to a Picture In Piture (PIP) function is displayed; A storage unit which stores a preferred channel selected from the channels displayed in the channel list; And And a display unit configured to display the channel list stored in the storage unit and to distinguish and display a channel different from the preferred channel on the channel list. According to claim 1, The control unit, And a menu list for displaying a menu list of the main image and the sub-image according to the PIP function, and controlling the PIP display to sequentially implement the preferred menu and the preferred channel of the sub-image selected on the menu list. Device. The method of claim 2, And an input unit to which an input signal for sequentially implementing the preference menu and the preferred channel of the auxiliary image is input. Displaying a channel list and a menu list on which the channel list and the menu list of the main image and the sub-image according to the PIP function are respectively displayed; Storing a preference channel and a preference menu respectively selected on the displayed channel list and the menu list; And And sequentially implementing the preferred channel and the preferred menu when there is an input signal for implementing the stored preferred channel and the preferred menu. The method of claim 4, wherein And dividing a different channel from the preferred channel selected on the channel list, and displaying a different menu from the selected preferred menu on the menu list.

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