KR20040078965A - Video recording/reproducing apparatus and method of displaying menu guide - Google Patents

Abstract

PURPOSE: An image recording/playing system for displaying a menu guide and a method for displaying the menu guide are provided to allow a user to easily select and change a function in a menu guide picture using an OSD(On Screen Display) picture and an image. CONSTITUTION: An image recording/playing system includes an interface(110) and a main controller(160). The interface is installed in the main body of the image recording/playing system to receive a user input signal from an external input device including an input key signal used for selecting functions supported by the image recording/playing system. The main controller processes a menu guide picture such that the menu guide picture is on-screen-displayed when a menu guide select signal for displaying the functions supported by the image recording/playing system is received. The main controller displays a key operation information guide of the external input device, which corresponds to utilization of the menu guide picture, in one side of the menu guide picture as an image, and blocks key signals other than key signals used for the menu guide picture.

Description

Video recording / reproducing apparatus and method for displaying the menu guide screen

The present invention relates to a video recording / playback apparatus for displaying a menu guide screen and a display method thereof, and more particularly, to a menu guide screen for allowing a user to easily select and operate a function supported by the video recording / playback apparatus. An apparatus and a display method thereof.

Background Art A video recording / reproducing apparatus capable of reproducing a broadcast signal recorded on a recording medium and reproducing the broadcast signal has been expanded in function of digitalization and compression technology of broadcast signals, and its usage is becoming increasingly diverse and complicated.

Such image recording / reproducing apparatuses are being developed to support the use of various image sources such as satellite broadcasting signals, cable broadcasting, and network broadcasting through the Internet.

In addition, recently released image recording / reproducing apparatus employs a hard disk drive, which is a large-capacity storage device, to enable storage and editing of programs supported by various image sources.

As the functions and methods of using the video recording / reproducing device are complicated and diversified, it is impossible for general users to easily use the product, and the menu screen is displayed on the screen using OSD (On Screen Display) or GUI (Graphic User Interface). In addition, a menu guide list screen is displayed for explanations related to key operations for user convenience.

However, although the menu guide list screen using the OSD is low in price, due to the characteristics of the OSD chip, it does not display characters effectively on the display device. In other words, the size of the font is limited, which makes it impossible to display very fine characters or to generate margins in which characters cannot be displayed above and below a normal screen.

In addition, the image display method using the GUI can display the screen in a detailed and kayaked color according to the user's intention, but a large amount of memory is required because each screen must be stored separately in the memory. Problems will arise.

The present invention was devised to improve the above problems, and the user can easily select and change a function in each menu guide screen of the menu guide screen of the image recording / playback apparatus using the OSD screen and the image image. It is an object of the present invention to provide a recording / reproducing apparatus and a display method thereof.

1 is a diagram illustrating a display system to which an image recording / reproducing apparatus according to the present invention is applied.

2 is a block diagram of the video recording / reproducing apparatus of FIG. 1;

3 is a plan view of the remote controller of FIG.

4 is an initial menu guide screen displayed on a display device when a menu key of FIG. 3 is selected;

5 is a menu guide screen when Jeke Box is selected in FIG.

6 is a menu guide screen when a play list is selected in FIG. 5, and

7 is a flowchart illustrating an operation procedure of a method of displaying a menu guide screen of the video recording / reproducing apparatus of FIG. 1.

In order to achieve the above object, an image recording / reproducing apparatus for displaying a menu guide screen according to the present invention records an image signal received from an image signal generating source into a storage device and reproduces the recorded image signal to an external display device. An image recording / reproducing apparatus capable of outputting, wherein the image recording / reproducing apparatus is capable of receiving a user input signal from an external input apparatus having an input key for selecting a function supported by the image recording / reproducing apparatus. When a menu guide selection signal for receiving a user's selection of various functions supported by the video recording / reproducing apparatus is received from the interface unit and the external input device installed on the main body of the main unit, the menu guide screen is displayed. Process OSD to be displayed on the display device, And a main controller configured to process the key operation information guide of the external input device corresponding to the use of the menu screen to display an image, and to block other key signals except for the available keys corresponding to the screen of the menu guide. It is done by

The apparatus further includes a memory in which information of a key usable in response to the use of each screen of the menu guide among the keys of the external input device is stored as an image.

Preferably, the image of the key manipulation usage information is displayed on the upper side and / or the lower side of the display apparatus.

In addition, the key operation usage information of the external input device corresponding to the use of the menu guide screen is used to move a cursor with respect to items arranged on the menu guide screen. A mark corresponding to a mark, a mark corresponding to a return key provided on the external input device for switching from the current screen to a previous screen, for selecting an item on which the cursor is located, and an enter provided on the external input device. It is more preferable that a mark corresponding to a key and a mark corresponding to a menu key of the external input device are displayed when the mark corresponding to the key and the menu guide screen display mode are used to switch to another mode.

In addition, the menu screen display method of the video recording / playback apparatus according to the present invention, when the menu guide selection signal is received from an external input device that can select the function supported by the video recording / playback device, the use of the external input device And retrieving possible key information, and displaying image information corresponding to the usable key guide information and a menu guide screen using an OSD corresponding thereto.

It is preferable to further comprise the step of blocking the input signal of the key except the available key.

The image information is more preferably displayed on the upper side and / or lower side of the display device.

Hereinafter, an image recording / reproducing apparatus according to a preferred embodiment of the present invention will be described in detail with reference to the accompanying drawings.

1 is a view schematically showing a display system to which an image recording / reproducing apparatus according to the present invention is applied.

Referring to the figure, the video recording / reproducing apparatus 100 is connected to a television 300 as a display apparatus by means of a transmission cable 350. The video recording / reproducing apparatus 100 processes a signal received from the remote controller 200 which is an external input device and transmits display information to the television 300. Here, the external input device may be applied to other input devices such as a wired keyboard as well as the remote controller 200 for transmitting a wireless signal such as infrared rays.

The video recording / reproducing apparatus 100 is configured to receive at least one video signal provided from a plurality of video sources. Examples of image sources may include other media capable of transmitting signals, such as terrestrial television broadcasts, satellite broadcasts, cable leads, computer lines or modem lines. That is, video such as cable, satellite dish, local cable, digital broadcast source (DBS), general antenna, internet, other computer sources, camcorders, disk players, set-top boxes, etc. The present invention described below is applied to a video recording / reproducing apparatus constructed to receive at least one or more of the sources.

The video recording / reproducing apparatus 100 also includes a mass storage device for storing video signals and the like. As a mass storage device, a hard disk drive (HDD) can be used.

A block diagram according to an embodiment of such an image recording / reproducing apparatus is shown in FIG. 2, the image and sound recording / reproducing apparatus 100 includes an input / output terminal unit 110, a tuner 121, a switching unit 123, an input / output control unit 125, an MPEG encoder 141, A hard disk drive (HDD) 151, a disk player 155, and a main controller 160 are provided.

The input / output terminal unit 110 is configured to receive signals generated from various video signal sources and to output signals reproduced from the hard disk drive 151 applied to the received signal or the mass storage device.

The input / output terminal unit 110 includes a super video input terminal (SV IN) 111 and an output terminal (SV OUT) 112, an RF input terminal (RF IN) 113, and an output terminal (RF OUT) 114. A line video / audio input terminal (LINE V_IN, LINE A_IN) 115, an output terminal (LINE V_OUT, LINE A_OUT) 116, and a digital audio signal output terminal (SPDIF) (Serial Parallel Digital Interface) 117 are provided.

The tuner 121 adjusts a reception channel so that a broadcast signal of a channel requested by the input / output controller 125 controlled by the main controller 160 can be received through the RF input terminal 113.

The switching unit 123 is controlled by the input / output control unit 125 to control the input / output terminals connected to the switching unit 123 to be selectively connected to each other.

The video decoder 131 is controlled by the main controller 160 to decode and output a signal received through the super video input terminal 111 or the switching unit 123.

The audio A / D converter 133 converts an analog audio signal input through the switching unit 123 into a digital signal and outputs the digital signal to the MPEG encoder 141.

The MPEG encoder 141 is controlled by the main controller 160 to encode and record the audio signal output from the audio A / D converter 133 and the video signal output from the video decoder 131 using a predetermined compression format. The target data is stored in the hard disk drive 151 which is a mass storage device. Preferably, the MPEG encoder 141 encodes the video signal by MPEG-2 compression.

The SDRAM 143 is a memory used in the encoding process by the MPEG encoder 141.

The data manager 157 manages the reproduction and recording of data recorded in the hard disk drive 151 and / or the disc player 155. That is, the data manager 157 stores the data recorded in the disc player 155 to the hard disk drive 151 or the data recorded in the hard disk drive 151 to the disk player 155 and the MPEG encoder 141. The storage of the encoded data to the hard disk drive 151 is controlled by the main controller 160 to manage.

The disc player 155 is built in the video and sound recording / reproducing apparatus 100. The disc player 155 may be a DVD player for reproducing data recorded on a recording medium such as a digital video disk (DVD) and / or a compact disk (CD).

The disc player 155 is connected to the main controller 160 so as to perform a recording / playback operation.

The light receiver 171 is applied as an interface and receives a user manipulation signal transmitted from the remote controller 200, which is an external input device, and outputs it to the main controller 160.

The main controller 160 processes user manipulation signals received through the light receiver 171 and controls each element.

The main controller 160 has a single chip form such that the CPU 161 and the MPEG decoder 163 for decoding the MPEG compressed signal are combined and the OSD (On Screen Display) 162 function is implemented. It is an IC. The MPEG decoder 163 and the OSD 162 may be separated into separate chips and may be connected to the main controller 160. The main controller 160 constitutes a controller for performing an operation according to the present invention together with the data manager 157, the HDD 151, and other components.

In the flash memory 165, various programs related to the performance of the main controller 160 are recorded. The flash memory 165 is provided with a menu guide / processing unit 165a, which is a program for processing a menu guide screen, which will be described later. In addition, image information for displaying a guide screen of a predetermined size using a GUI is stored in the upper and lower backs of the menu guide screen other than the area for displaying the OSD.

The SDRAM 167 is a temporary storage location used by the main controller 160.

The audio D / A converter 135 converts the digital audio signal output from the MPEG decoder 163 of the main controller 160 into an analog audio signal and outputs the analog audio signal to the switching unit 123.

The video encoder 137 encodes the video signal output from the video decoder 131 or the MPEG decoder 163 and outputs the encoded video signal to the switching unit 123.

The input / output controller 125 is controlled by the main controller 160 to control the tuner 121 and the switching unit 123.

In the image and sound recording / reproducing apparatus, the main controller 160 loads an operating program mounted in the flash memory 165 at startup and receives various functions supported by the light receiver 171 from the remote controller 200. Process correspondingly.

The remote controller 200, which is an external input device of the image and sound recording / reproducing apparatus, will be described with reference to FIG.

In the drawing, reference numeral 211 denotes a menu key used for instructing loading and closing of the menu guide list screen, and portions indicated by 213, 215, 217, and 219 are classified on the menu guide list screen for the listed menu. Left, right, up and down arrow keys used to indicate cursor movement. Reference numeral 221 denotes an enter key used to select a menu, and 223 denotes a return key used to return to the previous screen from the current screen. 224 and 225 are keys used to move to the previous or next page. 226 is a key used to display a list to be played.

The remaining keys are known general keys for manipulating the video and sound recording / reproducing apparatus 100, the television 300, and the like, and the detailed description thereof will be omitted.

The function selection of the video recording / reproducing apparatus 100 is performed by displaying a menu guide screen on a display device such as the television 300 and using the input keys of the remote controller 200 as described above.

Hereinafter, when the menu key 211 of the remote controller 200 is selected, the main control unit 160 executes the menu guide processor 165a program to output an output terminal, for example, line video / audio output connected to the television 300. An example of a menu guide screen provided to the television 300 via the terminal 116 will be described with reference to FIG. 4.

As shown in the drawing, the menu guide screen 400 is divided into three regions, an upper region 410, a middle region 430, and a lower region 450 in the vertical direction.

The main controller 160 combines the images stored in the menu guide processor 165a with the OSD 162 screen and outputs them to the screen, but the stop area 430 allows the menu screen to be displayed as the OSD screen and the OSD screen is not displayed. In the upper region 410 and the lower region 450, the image displaying the additional description and key operation information related to the menu screen is displayed. Preferably, the upper area 410 is divided into two blocks along the horizontal direction, and “MENU”, which is item information corresponding to the current screen, is displayed in the left block 411.

The stop area 430 displays a menu that can be selected by the user using the OSD, and the main menu is displayed on the first block 431 located on the left side, and is dependent on the selected main menu when any one of the main menus is selected. The submenu may be displayed in an area corresponding to the second block 432 among the areas located on the right side of the first block 431. As such, the main controller 160 lists the submenus corresponding to the current selection menu according to the subordinate relationship between the menus and displays the menus belonging to a higher group than the selection menu, thereby displaying the menu selection path of the user. Viewing at a glance provides the convenience of menu selection.

In the lower area 450, key operation usage information of the remote controller 200 corresponding to the use of the menu guide screen 400 is displayed as an image. As shown in the figure, the lower region 450 uses a key operation on the first block 451 partitioned vertically parallel to the first blocks 411 and 431 of the upper region 410 and the stop region 430. "Instructions", which is a letter for informing that the text is related to the notice text, is displayed, and the second block 453 on the right side of the first block 451 uses the displayed menu guide screen 400 among the keys provided on the remote controller 200. The available keys corresponding to and the guide information corresponding to the function are displayed.

The mark and guide information displayed in the lower area 450 are hereinafter referred to collectively as a mark. Namely, corresponding to the function, the lower area 450 includes a cursor movement guide mark 461, a selection guide mark 463, and a return. The guide mark 465 and the exit guide mark 467 are displayed. In the mark displayed on the lower area 450, a key supported by the remote controller 200 is added or deleted according to the selected menu.

Cursor movement guide mark 461 is used to move the cursor with respect to the items arranged selectively in the stop area 430. Direction keys 213, 215, 217 and 219 provided in the remote controller 200 are provided. The direction key mark corresponding to the " Move " and key operation usage information are displayed. Herein, the cursor is a direction of manipulation of the direction keys 213, 215, 217 and 219 with respect to the item where the cursor is located when the direction keys 213, 215, 217 and 219 of the remote controller 200 are operated. It refers to the display processing so that the user can recognize that the user moves to the next item placed at the position corresponding to the mark.It can be used for various marks such as highlight display, shading display, color conversion processing, etc. Can be implemented.

The selection guide mark 463 is used to select an item on which the cursor is located, and a mark corresponding to the enter key 221 provided in the remote controller 200 and "Enter" which is key operation usage information are displayed.

The return guide mark 465 is used to switch from the current screen to the previous screen and display the mark corresponding to the return key 223 provided in the remote controller 200 and the key operation information "Return". It is.

The exit guide mark 467 is used to switch from the menu guide screen 400 display mode to another mode, that is, to close the menu guide screen and corresponds to the menu key 211 in the remote controller 200. Mark and key operation information "Exit" are displayed together.

The user can use the up, down, left and right arrow keys 213, 215, 217 and 219 provided in the remote controller 200 to move the cursor on the items displayed in the interruption area 430. .

In addition, when the user operates the enter key 221 provided in the remote controller 200 when the user wants to select the menu where the cursor is located, the main controller 160 displays a subsequent screen corresponding to the selection of the menu where the cursor is located on the display device. . That is, if there is a submenu dependent on the menu where the cursor is located, the submenu is displayed by the menu display method as described above, and when there is no submenu, the execution screen of the selected menu is displayed on the stop area 430. Display.

Preferably, the main controller 160 is a menu in which the cursor is located when the right direction key 215 is selected among the direction keys 213, 215, 217, and 219 provided in the remote controller 200 with respect to the menu where the cursor is located. If there is no sub-menu dependent on, the processing is performed in the same manner as the operation of the enter key 221 to display the execution screen on the interruption area 430.

In addition, when the menu key 211 selection signal is input while the menu guide screen 400 is loaded on the television 300, the main controller 160 unloads the menu guide screen so that the menu guide screen is not displayed on the display device. To close the Menu Guide List screen.

Corresponding to the menu guide screen as described above, information regarding the usable key is stored in the flash memory 165. When the menu guide screen is changed for each mode, the available key information is also changed accordingly, and the main controller 160 calls up information on the available keys stored in the flash memory 165 to display the key operation usage information. Block output signal of other key except enable key.

5 and 6 show modified usable key information according to this mode. FIG. 5 is a screen displayed when the user selects "Juke Box" in the menu screen of FIG. 4. The left block 411 of the upper area 410 displays the selected menu "Juke Box" and the right side thereof Juke Box. In this case, the selected subfolder "MP3 + PHOTO" in the folder is selected and the stop area 430 displays the file stored in the "MP3 + PHOTO" folder.

In the lower area 450, key operation usage information of the remote controller 200 used in the "Juke Box" display screen is displayed differently from the menu screen of FIG. That is, the information on the Play List key 468 and the page move key Prev / Next Page 469 which are operated only on the screen are added to the key operation usage information of FIG. 4. The Play List (468) key is used to display a list to be selected and played by the user, and the page move key (Prev / Next Page; 469) is used to move back and forth from the currently displayed page. The key used. Whenever the screen changes in this way, the key manipulation information used for the screen is displayed using an image.

FIG. 6 shows a changed screen when a user selects a predetermined number of files to be played on the file list screen of FIG. 5 and then uses a Play List (468) key. Also in the above screen, the left block 411 of the upper area 410 displays "Play List" which is the selected menu, and the selected folder is "MP3 + PHOTO" on the right side, and the "MP3 +" in the stop area 430. This displays the playlist selected for playback from the files stored in the PHOTO "folder.

In addition, the key operation usage information of the remote controller 200 used in the "Play List" display screen is displayed differently from the menu screen of FIG. 4 and the juke box screen of FIG. 5. In other words, the information on the Play List (468) key which cannot be used on the screen is deleted and displayed in the key operation usage information of FIG.

As described above, whenever the screen changes, the user displays the screen using the low-key OSD for the screen display area (in the present invention, the interruption area) selectable using the key, and the image is used for the upper and lower screens of the margin where the OSD screen is not displayed. To display information about the keys used on the screen. The screens that can be selected by the user vary greatly depending on the key operation, so if you want to process all of these screens as images, you will need a large amount of memory and the cost will be increased. An OSD is displayed on the area 430, and the upper area 410 and the lower area 450, which are spaces of the upper and lower backs, are processed and displayed as a small capacity image.

Hereinafter, a method of displaying a menu guide according to an exemplary embodiment of the present invention will be described in detail with reference to the flowchart of FIG. 7.

First, when the power is input (S10), the system of the video recording / reproducing apparatus is initialized (S11). When the user manipulates the menu key 211 of the remote controller 200 to select the function of the initialized system, the menu guide selection signal is input to the light receiving unit 171 which is an interface. When the menu guide selection signal is received (S20), the main controller 160 reads available key information from the flash memory 165 corresponding to the menu screen on which the main menu is arranged (S21). The main controller 160 controls to block other key signals other than the usable key signal when they are input (S23). In addition, the main controller 160 displays the main menu created using the OSD 162 on the interruption area 430 of the screen, and the guide image information including the usable key information loaded from the flash memory 165 is displayed in the upper area. 410 and the lower region 450 are synthesized to be displayed on the television 300 (S25).

In addition, the user selects a specific menu by operating the direction keys 213, 215, 217, and 219 and the enter key 221 of the remote controller 200 while the menu guide screen on which the main menu is arranged is displayed. When a signal is input to the main controller 160 through the light receiver 171 (S30), the main controller 160 reads usable key information corresponding to the selected menu from the flash memory 165 (S31). By using the retrieved usable key information, other key signals except for the usable key are blocked, and image information including the usable key information is loaded from the flash memory 165, and the built-in OSD 162 is used. The main menu is to display a menu guide screen in which image information is synthesized in the upper region 410 and the lower region 450 in the middle region 430 of the screen on the television 300 (S33 and S35).

As described above, when the user inputs a menu selection signal displayed on the OSD using the remote controller 200, the steps S31, S33, and S35 are repeated, and the main controller 160 includes usable key information corresponding to the selected menu. A menu guide screen is displayed by the menu selection signal displayed by the image information and the OSD, and the other key signals except for the available keys are blocked.

When the menu key 211 displaying the key operation information "Exit" is input (S40), the main controller 160 unloads the menu guide screen so that the menu guide screen is not displayed on the display device. Close the list screen.

In the exemplary embodiment of the present invention, the image is displayed on the upper and lower regions of the screen. However, according to the performance of the OSD chip, the image of the lower region where the key manipulation information is displayed may be displayed only at the top or only at the bottom.

In addition, in an embodiment of the present invention, a menu guide for simultaneously displaying the middle and upper and lower regions of the screen is displayed, but only the key operation usage information may be displayed according to the user's selection.

While the invention has been described in detail only with respect to the described embodiments, it will be apparent to those skilled in the art that various modifications and variations are possible within the spirit of the invention, and such modifications and variations belong to the appended claims.

As described above, an image recording / reproducing apparatus for displaying a menu guide screen and a display method thereof according to the present invention enable display of a full screen as a menu guide screen while using a low-capacity memory and an inexpensive OSD function. When selecting and changing the function of the device, the key available for each function mode is displayed, so that the user can quickly perform the required key operation.

Claims (7)

A video recording / reproducing apparatus capable of reproducing a video signal received from a video signal generating source into a storage device and reproducing the recorded video signal to an external display device. An interface unit provided on a main body of the video recording / reproducing apparatus to receive a user input signal from an external input device having an input key for selecting a function supported by the video recording / reproducing apparatus; And When a menu guide selection signal for receiving a user's selection of various functions supported by the video recording / reproducing apparatus is received from the external input device, the menu guide screen may be displayed on the display apparatus. Processing to display an image of the key operation information of the external input device corresponding to the use of the menu guide screen in one region of the screen, and to block other key signals except for the available keys corresponding to the menu guide screen. And a main controller for processing the video recording / reproducing apparatus for displaying a menu guide screen. The method of claim 1, And a memory in which information of a key usable in correspondence with each screen of the menu guide is used as an image among the keys of the external input device. The main control unit outputs the image from the memory when the menu guide screen is displayed. And a menu guide screen displaying the menu guide screen. The method of claim 1, And an image of the key operation usage information is displayed on an upper side and / or a lower side of the display apparatus. The method of claim 1, Key operation usage information of the external input device corresponding to the use of the menu guide screen, A mark used to move a cursor with respect to items arranged on the menu guide screen and corresponding to a direction key provided in the external input device; A mark corresponding to a return key provided in the external input device, which is used to switch from the current screen to the previous screen and display the same; A mark corresponding to an enter key provided in the external input device, used to select an item on which the cursor is located; And a mark corresponding to a menu key in the external input device, which is used when switching from the menu guide screen display mode to another mode, wherein the menu guide screen is displayed. A method of displaying a menu screen of a video recording / reproducing apparatus, wherein a video signal received from a video signal generating source is recorded in a storage device and reproduced and output to a external display device. Retrieving available key information of the external input device when a menu guide selection signal is received from an external input device capable of selecting a function supported by the video recording / reproducing apparatus; And displaying on the display apparatus a menu guide screen using image information corresponding to the usable key guide information and an OSD corresponding to the usable key guide information. The method of claim 5, And blocking an input signal of a key other than the usable key. The method of claim 5, And the image information is displayed on an upper side and / or a lower side of the display apparatus.