KR940016014A

KR940016014A - Disc recording medium and its playback method and apparatus

Info

Publication number: KR940016014A
Application number: KR1019920024627A
Authority: KR
Inventors: 이래환; 전화진; 최광식; 박홍순; 윤상화; 송광렬; 최해민; 이덕현; 송봉훈; 박동진; 변성진
Original assignee: 윤종용; 삼성전자 주식회사
Priority date: 1992-12-17
Filing date: 1992-12-17
Publication date: 1994-07-22
Also published as: KR970002862B1

Abstract

본 발명은 디스크기록매체와, 그 재생방법 및 장치에 관한 것으로, 특히 리드인영역, 프로그램영역 및 리드아웃영역을 가지는 디스크기록매체에 있어서, 상기 프로그램영역은 서로 다른 인덱스를 가진 복수의 데이타신호들이 실린 제1트랙; 상기 데이타신호들중 적어도 하나 이상의 데이타신호들의 인덱스들의 순서조합으로 이루어지고 서로 다른 인덱스를 가진 복수의 프로그램들이 실린 제2트랙; 상기 각 데이타신호들의 인덱스 및 초기어드레스정보로 이루어진 데이타인덱스테이블이 실린 제3트랙; 및 상기 각 프로그램들의 인덱스 및 초기어드레스정보로 이루어진 프로그램인덱스테이블이 실린 제4트랙을 포함하며, 상기 리드인영역은 상기 프로그램영역의 각 트랙들과 상기 리드아웃영역의 초기위치를 지정하는 서로 다른 복수의 포인터와 초기어드레스정보로 이루어진 내용테이블이 실려 있는 것을 특징으로 한다. 따라서, 한장의 디스크에 보다 많은 프로그램을 수록할 수 있고 운영프로그램이나 응용프로그램없이 직접 대량의 프로그램을 억세스할 수 있고 경제적이다.BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disc recording medium, and a method and apparatus for reproducing the same. In particular, in a disc recording medium having a lead-in area, a program area and a lead-out area, the program area includes a plurality of data signals having different indices. Cylinder first track; A second track comprising a plurality of programs having different indices and an index combination of at least one or more data signals among the data signals; A third track containing a data index table consisting of indexes of the respective data signals and initial address information; And a fourth track including a program index table including indexes of the programs and initial address information, wherein the lead-in area includes a plurality of different tracks specifying initial positions of the tracks of the program area and the lead-out area. It is characterized in that it contains a contents table consisting of a pointer and initial address information. Therefore, more programs can be stored on a single disk, and large amounts of programs can be directly accessed and economically operated without an operating program or an application program.

Description

Disc recording medium and its playback method and apparatus

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 컴팩트디스크의 Q서브코드채널의 데이타구성을 나타낸 도면, 제2도는 본 발명에 의한 Q서브코드채널의 내용테이블의 일예를 나타낸 도면, 제3도는 본 발명에 의한 컴팩트디스크의 프로그램영역의 트랙구성을 설명하기 위한 도면, 제4도는 제3도의 데이타인덱스테이블의 일예를 나타낸 도면.1 is a diagram showing the data structure of a Q subcode channel of a compact disc, FIG. 2 is a diagram showing an example of the contents table of a Q subcode channel according to the present invention, and FIG. 3 is a program area of a compact disc according to the present invention. 4 is a diagram for explaining a track configuration, and FIG. 4 is a diagram showing an example of the data index table of FIG.

Claims

A disc recording medium having a lead-in area, a program area, and a lead-out area, the program area comprising: a first track carrying a plurality of data signals having different indices; A second track comprising a plurality of programs having different indices and an index combination of at least one or more data signals among the data signals; A third track containing a data index stale consisting of indexes and initial address information of the respective data signals; And a fourth track including a program index table including indexes of the programs and initial address information, wherein the lead-in area includes a plurality of different tracks specifying initial positions of the tracks of the program area and the lead-out area. A disc recording medium having a contents table comprising a pointer and initial address information.

The disc recording medium according to claim 1, wherein each data signal is a still data signal.

The disk recording medium of claim 1, wherein each of the data signals is a sound source data signal.

The disk recording medium of claim 1, wherein each data signal is a font data signal.

The disc recording medium of claim 1, wherein the first track includes at least two data signal groups among still, sound, and font data signal groups.

6. The disc recording medium of claim 5, wherein the third track includes at least two data index tables corresponding to the at least two data signal groups.

6. The disc recording medium of claim 5, wherein each program comprises an ordered combination of indices of at least one data signal of the at least two data signal groups.

The disk recording medium of claim 1, wherein the program area further comprises a fifth track on which a warning message is carried.

9. The disc recording medium of claim 8, wherein the warning message complies with the CD-DA recording format.

2. The disc recording medium as claimed in claim 1, wherein the content table further comprises a data signal indicating a method of coding the data signal.

3. The disc recording medium according to claim 2, wherein the still image data signal is recorded in a combination of at least one of MODE1, MODE2 FORM1 and MODE2 FORM2 methods of CD-1.

The disc recording medium of claim 2, wherein the still image data signal is coded by a DYUV coding method.

The disc recording medium according to claim 2, wherein the still picture data signal is coded by RGBnnn (n is the number of coding bits) coding.

The disk recording medium of claim 1, wherein the data signal is a graphic picture data signal coded by a color lookup table coding method.

The disc recording medium according to claim 1, wherein the data signal is an animation picture data signal coded by run rank coding.

4. The disc recording medium of claim 3, wherein the sound source data signal is a MIDI data signal.

A method of reproducing a disc recording medium having a lead-in area, a program area, and a lead-out area, the method comprising: reading a content table from a lead-in area of the disc at the beginning of reproducing to obtain first and second address information; Reading a data index table and a program index table from the first track and the second track of the program area according to the obtained first and second initial address information and storing them in the first and second memory areas; Reading data index order signals of a corresponding program from a third track of the program area according to the obtained index of the selected program and initial address information and storing them in a third memory area; Acquiring initial address information of the data index sequentially from the data index table stored in the first memory area according to the data index order signal stored in the third memory area; And reading out the corresponding data signal from the fourth track of the program area according to the obtained initial address information of each data signal, and processing and outputting the read data signal.

A disc reproducing apparatus for picking up and reproducing a data signal from a disc recording medium, wherein the disc and the pickup means are subjected to tracking servo control according to address information to decode the picked-up signal, output the decoded CD reproducing signal, and program according to a key input. CD reproducing means for generating a selection signal; Decoding means for receiving the CD playback signal, descrambled and error-corrected, and outputting decoded data; Memory means for storing a data index table, a program index table, and a data index order signal in first to third areas; Inputting the data output from the decoding means to supply data and program index table signals and data index order signals to the first to third areas of the memory means and output reproduction data signals, the program selection signal of the CD reproducing means A control processor for supplying initial address information of the corresponding program and data track to the CD reproducing means, with reference to the data and program index signal and data index order signal; And signal converting means for inputting a reproduction data signal of said control processor and converting it into a predetermined signal to generate a reproduction output signal.

19. The disc reproducing apparatus as set forth in claim 18, wherein said reproduction data signal is a still image data signal and said signal converting means includes image reproducing means for converting said still image data signal into a video signal.

19. The disc reproducing apparatus as set forth in claim 18, wherein said reproducing data signal is a sound source data signal, and said signal conversion means includes audio reproducing means for converting said sound source data signal into a voice signal.

19. The disc reproducing apparatus as set forth in claim 18, wherein said reproduction data signal is a character data signal, and said signal conversion means includes character image reproduction means for converting said character data signal into an on-screen display signal.

19. The apparatus of claim 18, wherein the reproduction data signal includes at least two or more of still images, sound sources, and text data signals, and the signal conversion means includes at least two or more of a video reproducing means, a voice reproducing means, and a text image reproducing means. Disc playback apparatus characterized in that.

20. The disc reproducing apparatus as set forth in claim 19, wherein said still image data signal is an RGBnnn (n is number of coding bits) coded signal, and said signal converting means includes digital analog converting means.

※ Note: The disclosure is based on the initial application.