KR20020059925A - Television Digital Vidio Disc Player and Method for audio processing there of - Google Patents

Abstract

PURPOSE: A TVDP(Television Disk Player) and a voice processing method thereof are provided to enable a user to select desiring sky wave broadcasting, while listening music by inserting and playing an MP3(MPEG(Moving Picture Expert Group) layer-3) or a CD(Compact Disk), that is a music-only medium, without video signals. CONSTITUTION: A TV microcomputer(20) separates video signals and audio signals from received sky wave broadcasting signals to respectively output the video signals and the audio signals, and controls the TV on the whole. A DVDP(Digital Video Disk Player) microcomputer(21) plays recorded video, music and a music-only medium, and controls whole operations of the medium. An interface microcomputer(22) performs control for easy data transceiving between the TV microcomputer and the DVDP microcomputer. And a switch module(23) receives a control signal from the TV microcomputer, and selects sky wave video and audio signals and an external screen through switching to output selected signals.

Description

Television Digital Vidio Disc Player and Method for audio processing there of}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television disc player and a sound processing method thereof, and more particularly, to a television disc player and a sound processing method thereof, which enable viewing of CD music or MP3 music with a television image while watching television.

Here, a television disc player (TVDP) refers to a multimedia device in which a digital video disc player 11 is integrally combined with a normal television 10 as shown in FIG. 1, that is, the television disc player. 12 can play DVD, VCD, MP3, CD as well as TV, and has various functions such as STEP, SEARCH, SKIP, ANGLE, BOOKMARK, and REPEAT.

Therefore, in the case of the television disc player 12, a viewer can watch TV by receiving airwaves, and can insert a DVD and VCD capable of playing video and audio into a digital video disk player (DVDP) to play back video and audio. have.

However, when the MP3 and music CD, which cannot reproduce the video, are inserted into a digital video disc player (DVDP) and played back, the TV disc player 12 plays music, but there is no video signal. The screen will be displayed in a blank state, which will appear as if the power is off.

Therefore, when the music CD is inserted into the television disc player 12 and played back, the airwave screen is switched to the blank screen, and only the current driving state "CD" is displayed at the center of the blank screen.

As described above, when the media capable of playing only music is inserted in the television disc player 12, the TV screen and the music cannot be viewed together.

Accordingly, an object of the present invention is to insert a MP3 or CD, which is a music-only medium without a video signal, into a television disc player so that a viewer can select and view a desired airwave broadcast while listening to music.

Another object of the present invention is to block the audio signal of the airwave broadcasting and to block the video signal and the MP3 or CD of the airwave broadcasting when the user wants to listen to music while watching the airwave broadcasting while the MP3 or CD, which is a music media, is inserted into the TV disc player. To play the music signal.

In order to achieve the above object, the present invention provides a TV microcomputer that separates video and audio signals from received airwave signals and outputs video and audio signals, respectively, and controls the entire television; A DVDP micom for playing back recorded video, music, and music-only media and controlling the entire media operation; An interface micom for smoothly transmitting and receiving data between the TV micom and the DVDP micom; It is characterized by consisting of a switch module for receiving a control signal from the TV microcomputer to switch and select the video and audio signals.

According to another aspect of the present invention, a music-only medium is inserted in a state where a television disc player is operated to receive over-the-air broadcasts. Outputting and outputting music of a music-only medium; When the music-only medium is not inserted, the music-only medium is played when the music-only medium is inserted, and the screen is switched to an external input image and the music of the music-only medium is output when the broadcasting medium is not selected. It is done.

1 is a schematic front view of a television disk player of the present invention;

2 is a schematic control block diagram of a television disk player of the present invention;

3 is a screen and sound processing method of the present invention.

Flowchart

* Explanation of symbols for the main parts of the drawings *

10; TV 11; Digital video disc player

12; A TV disc player 20; TV Micom

21; DVDP Micom 22; Interface micom

23; Switch module

Hereinafter, described in detail with reference to the accompanying drawings, preferred embodiments of the present invention.

Fig. 2 is a schematic control block diagram of a television disc player of the present invention, comprising: a TV microcomputer 20 for separating video and audio signals from received over-the-air broadcast signals and outputting video and audio signals, respectively, and controlling the entire television; A DVDP micom 21 for playing back recorded video, music and music-only media and controlling the entire media operation; An interface micom 22 for controlling smooth data transmission and reception between the TV micom 20 and the DVDP micom 21; Receives a control signal from the TV microcomputer 20 is configured to switch module 23 for switching and selecting the over-the-air image and audio signal and the external screen.

Fig. 3 is a flowchart of the screen and sound processing method of the television disk player of the present invention, comprising the steps of: receiving an airwave broadcast by operating the television disk player; Determining (31) whether a music-only medium is inserted while receiving the airwave broadcasting in the step (30); Determining (32) whether a music-only medium has been played back if a music-only medium is inserted in the step (31); Displaying (33) playback in screen selection if a music-only medium has been played in step (32); Judging whether or not airwave broadcasting is selected when displaying playback in step 33; Outputting only the video signal of the over-the-air broadcast, outputting music on the music-only medium, and displaying driving of the music-only medium when the over-the-air broadcast is selected in step 34; Judging whether or not the music-only medium has been inserted in step 31 if not the music-only medium; Displaying (37) the operation of the digital video disc play if a music-only medium is inserted in the step (36); In step 37, if the airwave broadcasting is not selected while the music-only medium is in operation, step 38 of displaying a screen change and outputting music of the music-only medium and driving of the music-only medium is performed by external input.

According to the present invention as described above, the viewer operates the television disc player 12 to receive and watch over-the-air broadcasts (step 30), and the TV microcomputer 20 currently provides music to the digital video disc player 11. It is determined from the DVDP micom 21 via the interface micom 22 whether the dedicated media CD, MP3 are inserted (step 31).

At this time, if it is determined that the music-only media (CD, MP3) is inserted into the digital video disc player 11, has the TV microcomputer 20 operated the music-only media (CD, MP3) from a remote controller (not shown)? (Step 32).

Therefore, when the music dedicated media CD, MP3 have been operated, the TV micom 20 selects the screen of the television 10 through an on-screen display to display the playback of the music dedicated media CD, MP3 (step 33). Subsequently, the TV microcomputer 21 determines whether to select over-the-air broadcasting through the remote control from the viewer (step 34).

In this case, when the airwave broadcasting is selected from the viewer, the TV microcomputer 20 controls the switch module 23 to block the audio signal from the received airwave broadcasting, and to select only the video signal and the music-only medium (CD, MP3). The TV disc player 12 outputs the over-the-air video signal from the screen and the reproduced music of the music-only medium from the speaker (step 35).

On the other hand, without receiving a music-only medium into the digital video disc player 11 of the TV disc player 12, the digital video disc player 11 has a music-only medium (1) in order to listen to music while the viewer receives the airwave broadcast. When the CD and MP3 are inserted, the TV micom 20 determines whether the music-only media CD and MP3 are inserted into the digital video disc player 11 through the interface micom 22 from the DVDP micom 21. The judgment is made (step 36).

Therefore, when it is determined that music dedicated media (CD, MP3) is inserted into the digital video disc player 11, the TV microcomputer 20 drives the music dedicated media (CD, MP3) on the television screen through an on-screen display. In step 37, the TV microcomputer 20 determines whether the airwave broadcasting is selected from the viewer through the remote control (step 34).

In this case, if no airwave broadcasting is selected from the viewer, the TV microcomputer 20 controls the switch module 23 to block both the video and audio signals of the received airwave broadcasting, and to select an external input video terminal. By outputting the image and the music of the music exclusive media (CD, MP3), the external music is output from the screen of the TV disc player 12 and the reproduced music of the music exclusive media is output from the speaker (step 38). ).

As described above, the present invention configures a TV disc player by combining a digital video disc player with a television, so that a viewer can play music when the MP3 or CD, which is a music-only medium having no video signal, is inserted into the digital video disc player. If you want to listen to music while watching the airwave broadcast, as well as select the desired airwave broadcasting while listening, you can watch the video signal and music signals of MP3 or CD by blocking the airwave broadcast and input the external video By doing so, when the music is listened to the music-only medium while watching the airwave broadcasting, it is possible to provide the effect of listening to the airwave broadcasting image, external image and music without a blank phenomenon on the screen of the TV.

Claims (4)

A TV microcomputer that separates the video and audio signals from the received airwave signals and outputs the video and audio signals, respectively, and controls the entire television; A DVDP micom for playing back recorded video, music, and music-only media and controlling the entire media operation; An interface micom for smoothly transmitting and receiving data between the TV micom and the DVDP micom; And a switch module for receiving a control signal from the TV micom and switching and selecting a video and audio signal. A music-only medium is inserted in a state where a television disc player is operated to receive an airwave broadcast. When the airwave broadcast is selected when playing the music-only medium, only the video signal of the airwave broadcast is output and the music of the music medium is output. Steps; When the music-only medium is not inserted, the music-only medium is played when the music-only medium is inserted, and when the broadcasting medium is not selected, the screen is switched to an external input image and the music of the music-only medium is output. An audio processing method of a television disc player. 3. The method of claim 2, wherein the output of the image and music-only medium music of the over-the-air broadcasting comprises: receiving an over-the-air broadcasting; Determining whether a music-only medium is inserted while receiving the airwave broadcasting; Determining whether the music-only medium has been played when a music-only medium is inserted in the step; Displaying playback on screen selection if the music-only medium has been played in the step; Determining whether airwave broadcasting is selected at the time of reproduction; And in the step of selecting an over-the-air broadcast. The method of claim 2, wherein the outputting of the external input image and the music-only medium comprises: determining whether the music-only medium is inserted while receiving an airwave broadcast; Displaying the operation of the digital video disc play when the music-only medium is inserted in the step; And the airwave broadcasting is not selected when the music-only medium is operated in the above step.