KR20060068656A - Method for setting play program in optical disk player - Google Patents

Abstract

The present invention relates to a method of setting a playback order of an optical disc reproducing apparatus. The present invention relates to a method of setting a reproduction order of a title or chapter reproduction order, the method comprising: retrieving content information stored in an optical disc; Providing the OSD interface screen; storing the title or chapter playback order list if the playback order of the titles or chapters is designated through the OSD interface screen; and storing the contents stored on the optical disc in the playback order list of the title or chapter. It includes the steps of playing according to the order of playback, and provides the OSD screen to set the playback order of the titles or chapters stored on the optical disc freely, according to the playback order set by the user through the OSD screen. By playing back titles or chapters, Thereby satisfying the desire has the advantage that enhance convenience in the use.

Description

How to set the playback order of the optical disc playback device {METHOD FOR SETTING PLAY PROGRAM IN OPTICAL DISK PLAYER}

1 is a block diagram of an optical disc reproducing apparatus capable of performing a reproducing order setting method according to the present invention;

2 is a flowchart illustrating a method of setting a playback order according to the present invention;

3 is an example diagram of an on-screen display (OSD) screen provided by a playback order setting method according to the present invention;

<Explanation of symbols for the main parts of the drawings>

11 optical disc 12 optical pickup

13: filter forming part 14: digital signal processing unit

15 MPEG decoder 16 Servo

17: microcontroller 18: digital / analog converter

19: OSD processing unit 20: spindle motor

21: sled motor 22: driver

23: memory 24: detector

The present invention relates to a method for setting a playback order of an optical disc reproducing apparatus. More particularly, the present invention relates to a method for setting a reproducing order of an optical disc reproducing apparatus in which a user can freely specify and set a playback order of titles or chapters stored in the optical disc. It is about.

DVDs, which are currently representing optical discs, contain various types of content such as movies, concerts, music videos, and the like, and are classified into titles and / or chapters in optical disc playback devices such as DVDPs that can play such optical discs. The order of reproduction is performed in a sequential manner according to the track order.

As such a method in which the user can select a title and / or chapter desired to be reproduced in the optical disc reproducing apparatus, methods such as normal sequential reproduction, specific time interval reproduction, title / chapter search, OSD menu selection, and the like are provided.

Among the OSD menu selection method, when the user selects the OSD playback menu, the titles and chapters stored in the optical disc are searched and the program list is provided through the OSD screen. The user can select a specific title and / or chapters from the program list. When selected, the selected titles and / or chapters are played sequentially in track order.

However, the conventional method of reproducing various contents in the order of the tracks does not matter when the contents stored on the optical disc are genres such as movies, dramas, and documentaries, but when the genres such as music videos or concerts are desired. There was a problem that does not satisfy enough. That is, the user may want to arbitrarily set the playback order of titles and / or chapters according to his or her preference, but conventional optical disc playback devices do not support such a playback order setting function.

The present invention has been proposed to solve such a conventional problem. The present invention provides an OSD screen in which a user can freely specify and set a playback order of titles or chapters stored on an optical disc, and then sets the playback order set by the user through the OSD screen. By reproducing titles or chapters according to the above, the purpose is to satisfy user's various needs and to enhance convenience of use.

In order to achieve the above object, a playback order setting method of an optical disc reproducing apparatus includes searching for content information stored on an optical disc when a title or chapter playback order setting command is input, and based on the retrieved content information. Providing a title or chapter list to the OSD interface screen; if a playback order of titles or chapters is designated through the OSD interface screen; storing a title or chapter playback order list; and storing contents or contents stored on the optical disc. Playing back according to the playback order based on the chapter playback order list.

Hereinafter, exemplary embodiments will be described in detail with reference to the accompanying drawings. This embodiment allows for a better understanding of the objects, features and advantages of the present invention. However, the present invention is not limited to this embodiment.                     

An optical disc reproducing apparatus capable of performing the reproducing order setting method according to the present invention includes an optical disc 11, an optical pickup unit 12, a filter shaping unit 13, and a digital unit as shown in the block diagram of FIG. Signal processing unit 14, MPEG decoder 15, servo unit 16, microcontroller 17, digital / analog converter 18, OSD processing unit 19, spindle motor 20, sled motor 21 And a driver 22, a memory 23, a detector 24, and an external input (not shown).

Looking at the function of each component in the optical disk reproducing apparatus configured as described above, the optical pickup unit 12 optically picks up the information recorded on the optical disk 11 to convert the RF signal (reproduction signal) converted into an electrical signal. Occurs.

The filter shaping unit 13 filters the RF signal generated by the optical pickup unit 12 and outputs it as a binary signal.

The digital signal processor 14 digitally processes the binary signal and restores the binary signal into digital data.

The sled motor 21 moves the optical pickup 12, and the spindle motor 20 rotates the optical disk 11. The driver 22 drives the sled motor 21 and the spindle motor 20. The operations of the optical pickup section 12 and the driver 22 are controlled by the servo section 16.

The MPEG decoder 15 restores the MPEG data digital data restored and output by the digital signal processing unit 14 to the original data.

The digital / analog converter 18 receives digital data from the MPEG decoder 15, converts it into an analog signal, and outputs it through an external output device.                     

The OSD processing unit 19 generates various OSD interface screens such as title and / or chapter playback order setting screens under the control of the microcontroller 17 and outputs them through an external output device.

The external input unit (not shown) is implemented as an operation panel provided on the front of the optical disk reproducing apparatus, and such external input unit includes various function keys such as a playback key for the optical disk 11 playback, a next moving key, and a previous moving key. In addition, a command input using an OSD interface screen may be performed by operating such a function key.

The sensing unit 24 is implemented with a known infrared sensor, etc., and is installed on the front of the optical disk reproducing apparatus to receive a user command from a known remote controller.

The memory 23 stores address information corresponding to the current playback position as connection playback information when a shift key such as next or previous is input during playback, and the title and / or chapter set by the user through the OSD interface screen. The playback order list is saved.

The microcontroller 17 controls overall operations of the optical pickup unit 12, the servo unit 16, the digital signal processing unit 14, the MPEG decoder 15, and the like. At this time, the memory 23 stores address information corresponding to the current playback position as the connected playback information. When the user sets the playback order of titles and / or chapters through the OSD interface screen, the playback order list is stored in the memory 23. ), And controls the servo unit 16 based on the stored playback order list so that titles and / or chapters and the like are reproduced in the set playback order.                     

The reproduction order setting process and the reproduction process performed by the optical disk reproducing apparatus configured as described above will be described with reference to FIGS. 1 to 3.

First, when the user selects a title and / or chapter playback order setting function through an external input unit or a remote controller in a state in which the microcontroller 17 waits for command input (S103), the microcontroller 17 recognizes this. ) Retrieves the content information stored in the optical disc 11 (S105).

The microcontroller 17 transmits the playback order OSD screen output command to the OSD processing unit 19 together with the title and / or chapter list based on the content information of the optical disc 11.

Then, the OSD processing unit 19 provides an OSD interface screen through the external output device that allows the user to set the playback order of titles and / or chapters through the OSD interface screen (S107).

As illustrated in FIG. 3, the OSD interface screen includes a title and / or chapter number and a still screen 210, a selection menu 220, a playback order list 230, a storage menu, and the like.

Then, while viewing the OSD interface screen, the user manipulates the corresponding function key of the external input unit or the remote controller to change the playback order of the title and / or chapters through an input method such as changing the selection menu 220 from inactive to active. The setting of the playback order is completed through an input method such as changing the storage menu from an inactive state to an activated state (S109).                     

The microprocessor 17 stores the playback order list such as titles and / or chapters set by the user through the OSD interface screen in the memory 23 (S111), and operates the servo unit 16 based on the stored playback order list. Control to play the title and / or chapter in the set playback order. That is, the servo unit 16 is controlled to move the optical pickup unit 12 to the information reproduction position corresponding to the reproduction order of the title and / or chapter by the sled motor 21, and by the spindle motor 20. Allow the optical disc 11 to rotate.

Then, as in the known reproduction mode, the optical pickup unit 12 receives the reflected optical signal after scanning the light onto the optical disc 11 and outputs an RF signal converted into an electrical signal, 13 filters the RF signal generated by the optical pickup unit 12 and outputs it as a binary signal, and the digital signal processor 14 digitally processes the binary signal and restores the digital signal. The recovered digital data is then output to an external output device through the MPEG decoder 15 and the digital / analog converter 18. That is, content such as a title and / or a chapter is played in the playback order set by the user through the OSD interface screen (S113).

In the foregoing description of the present invention, only one embodiment has been described, but it is obvious that the technology of the present invention can be easily modified by those skilled in the art. Such modified embodiments should be included in the technical spirit described in the claims of the present invention.

 As described above, the present invention provides an OSD screen in which a user can freely specify and set a playback order of titles or chapters stored on an optical disc, and then plays back titles or chapters according to the playback order set by the user through the OSD screen. This satisfies various needs of the user, thereby enhancing convenience of use.

Claims (2)

Searching for content information stored on the optical disc when a title or chapter play order setting command is input; Providing a title or chapter list based on the retrieved content information on an OSD interface screen; Storing a reproduction order list of the titles or chapters when the reproduction order of the titles or chapters is designated through the OSD interface screen; Playing contents stored in the optical disc in a playback order based on a playback order list of the title or chapter; Method of setting the playback order of the optical disc playback device comprising a. The method of claim 1, The OSD interface screen includes at least one of a title or chapter number and a still picture, a selection menu, a playback order list, and a storage menu. A method of setting a playback order of an optical disc playback device characterized by the above-mentioned.

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