CN1222945C

CN1222945C - Method of playing back CD sequence in a CD device continuously and the continuous playback CDs

Info

Publication number: CN1222945C
Application number: CN 02151250
Authority: CN
Inventors: 朱民起
Original assignee: Shanghai LG Electronics Co Ltd
Current assignee: Shanghai LG Electronics Co Ltd
Priority date: 2002-12-11
Filing date: 2002-12-11
Publication date: 2005-10-12
Anticipated expiration: 2022-12-11
Also published as: CN1506957A

Abstract

The present invention relates to a method for continuously playing sequential optical disks in optical disk devices and the optical disks played by the optical disk devices. Distinguishing optical disks inserted into optical disk brackets are or are not the sequential optical disks made for being continuously played on the optical disk devices, such as a multiple-disk player, etc., automatically performing the action of continuous playing of the sequential optical disks according to inherent sequence numbers of the optical disks and numbers of the optical disk brackets in which the optical disks are inserted. The present invention is convenient for use, and can effectively avoid the situation that unwanted optical disks are played or required optical disks are missed out in continuous playing actions.

Description

In optical disc apparatus, realize the player method of continuous play sequence CD

(1) technical field

The invention relates to the player method of in optical disc apparatus, playing the sequence CD that inserts continuously, in more detail go up the player method of playing a plurality of sequence CDs (Series Disc) continuously at DVD multidisc player (Multi Changer Disc Player, the i.e. abbreviation that " changes the sheet CD player ") more.

(2) background technology

Developed the high capacity high density compact disc-DVD that can store high image quality animated image data and high tone quality voice data for a long time recently, and estimate extensively to popularize commonly usedization, the promising DVD-ROM that plays special use of the type of above-mentioned DVD, DVD-R once be can write, formula DVD-RAM or DVD-RW (Rewrittable-erasable) etc. made carbon copies in addition.

Specific region such as in the guidance field of above-mentioned CD simultaneously, the vectoring information (Navigation) that comprises the broadcast that records above-mentioned image of control and voice data, the optical disc apparatus that inserts above-mentioned CD is, read and utilize the vectoring information that is recorded in the above-mentioned guidance field, carry out a succession of data playback operation of above-mentioned image of controls playing and voice data with this.

Moreover developed disk player such as DVD multidisc player recently and popularize and come, this DVD multidisc player has the rotating disk (Roulette) of the CD holder (Disc Holder) that can insert a plurality of CDs, on above-mentioned DVD multidisc player, the user can select any one CD of broadcast oneself needs or play a plurality of CDs successively continuously according to the playing sequence of user's appointment in the middle of a plurality of CDs that insert.

But there are the following problems for common disk players such as DVD multidisc player: in order to play a plurality of CDs continuously, the user must prior confirmation inserts the numbering of each CD holder of a plurality of CDs, and select to specify the numbering of CD holder one by one according to playing sequence, therefore this not only causes and uses inconvenience, and takes place to play unwanted CD easily or the example that the CD that needs is missed in the middle of continuous play operation.

(3) summary of the invention

So the present invention designs in order to solve the above problems, its purpose is to provide a kind of player method of play sequence CD continuously of realizing automatically in optical disc apparatus, it can be on optical disc apparatus such as DVD multidisc player, and differentiation is inserted in the sequence the CD whether CD on each CD holder is made in order to play continuously.

For reaching above-mentioned purpose, according to the player method of in optical disc apparatus, realizing continuous play sequence CD of the present invention, be characterized in being made up of following step: first step is according to the disc identifier disc that is recorded in the CD guidance field, to confirm to be inserted in the optical disc types on each CD holder; Second step is when the optical disc types of above-mentioned affirmation is the sequence CD, from being recorded in the sequence number in the CD guidance field, confirm the current numbering and the master serial number of CD respectively, and above-mentioned sequence CD numbering and associated optical disc carriage numbering to be preserved in contact; And third step is according to sequence CD numbering and the associated optical disc carriage numbering that above-mentioned contact is preserved, to carry out the action of playing above-mentioned sequence CD continuously.

Effect of the present invention:

The player method of continuous play sequence CD and the CD of broadcast thereof realized in optical disc apparatus of the present invention is, on optical disc apparatus such as DVD multidisc player, differentiation is inserted in the sequence the CD whether CD on each CD holder is made in order to play continuously, and according to the intrinsic sequence number of its CD with insert the CD holder numbering of CD, automatically perform the action of continuous play sequence CD.The present invention not only provides the convenience on using, and can effectively prevent to play unwanted CD, or the CD that needs such as is missed at situation in the middle of playback action continuously.

For further specifying above-mentioned purpose of the present invention, design feature and effect, the present invention is described in detail below with reference to accompanying drawing.

(4) description of drawings

Fig. 1 is the formation of the optical disc apparatus of the player method of sequence CD according to the present invention.

Fig. 2 comprises the state that has write down disc identifier disc (being Disc-ID, hereinafter to be referred as CD ID) and sequence number (Series-No) in the guidance field according to sequence CD of the present invention.

Fig. 3 is the action flow chart according to the player method of the sequence CD on the optical disc apparatus of the present invention.

Fig. 4 and Fig. 5 are the guidance informations according to the sequence optical disc playing method demonstration of optical disc apparatus of the present invention.

(5) embodiment

Fig. 1 is the formation according to the optical disc apparatus of sequence optical disc playing method of the present invention, and the optical disc apparatus of DVD multidisc player is made up of following several parts: be equipped with a rotating disk 10, which is provided with a plurality of CD holder and can insert the CD rotating disk respectively; Rotate the turntable motor 11 of above-mentioned rotating disk 10; Rotation is inserted in the Spindle Motor (SPM) 14 of CD on the above-mentioned CD holder; The light picker (P/U) 13 of reading and recording data on above-mentioned CD; Is the RF signal Processing of above-mentioned light picker 13 outputs the RF signal processing part 15 of amplification and binary bit (Binary) signal; The binary bit signal Processing that above-mentioned RF signal processing part 15 is handled is the digital signal handling part (DSP) 16 of digital image or voice data; Control servo 12 of spinning movement of above-mentioned turntable motor 11 and Spindle Motor 14; One control part 17 is controlled the signal Processing action of above-mentioned servo 12 servo action and above-mentioned digital signal handling part 16; And the internal storage 18 of preserving required data of above-mentioned control action and information.

As shown in Figure 2, sequence CD for continuous play sequence making, the CD that is inserted on the above-mentioned CD holder comprises an information area, constituting of described information area, the recorded and stored audio frequency or the program area of image data (Program Area) and the above-mentioned audio frequency of recorded and stored controls playing or the guidance field of image data (Lead-In Area).Vectoring information in the above-mentioned guidance field, as TOC (Table Of Contents---catalogue listing) information, it has comprised CD ID and sequence number.

When being identified in continuous play and the intrinsic identifying information of the sequence CD that sequence is made, on CD ID, comprise the type that records the expression CD, in sequence number information, comprise the current numbering (Current-No) and the master serial number (Total-No) that record the correlated series CD.

The control part 17 of optical disc apparatus will be searched for the CD ID that is recorded in the CD that is inserted in respectively on the CD holder 10 in the TOC information, whether differentiate CD with this is the sequence CD, when above-mentioned differentiation result is the sequence CD, the sequence number information of searching record in TOC information differentiated the broadcast order of described sequence CD with this.

Then, according to the numbering of the above-mentioned CD holder that is inserted with the sequence CD and the sequence number of correlated series CD, decision is inserted in the continuous playing sequence of a plurality of sequence CDs on above-mentioned each CD holder, when the user asks to play continuously according to its continuous playing sequence, carry out a series of continuous playback action, will explain this below.

Fig. 3 is the action flow chart according to the player method of the sequence CD on the optical disc apparatus of the present invention, above-mentioned control part 17 is to be equipped with on the carriage of a plurality of CDs at above-mentioned rotating disk 10, be inserted with under the state of CD, control above-mentioned servo 12 certain angle and rotate above-mentioned rotating disk 10, and each CD holder moved to the position of described light picker 13 successively, and TOC information is read in search in the guidance field of CD.

Simultaneously, control part 17 is being recorded in the CD ID of described TOC information and the numbering (Slot-No) of the CD holder that described CD is inserted into, be linked to each other and be stored in interior magazine 18 (S10), this moment is if CD ID is S11 when belonging to the sequence CD of making in order to play continuously, above-mentioned control part 17 is carried out the sequence number that is recorded in the above-mentioned TOC information, then the numbering of the current numbering of correlated series CD and master serial number and described CD holder a succession of action S13 of getting in touch and preserving.

In other words to being inserted in the CD on a plurality of CD holder respectively, implement above-mentioned action successively repeatedly and in its this process, be benchmark with detected sequence number, decide the continuous playing sequence S14 of the sequence CD that is inserted on each CD holder, and be kept at above-mentioned interior magazine 18.

Afterwards, when the user asked play sequence CD S15, control part 17 was confirmed to be kept at the continuous playing sequence of interior magazine 18, and plays its first sequence CD S16 according to playing sequence.After first above-mentioned sequence dvd playback finishes, confirm to insert the CD holder numbering S18 of next CD, and continuous the 2nd the CD S19 that is inserted in its CD holder that play, if at this moment there is not the sequence CD that has the 2nd sequence number, then guiding shows the guidance information S20 that misses the sequence CD.

In view of the above, the user confirms the guidance information that picture as shown in Figure 4 shows, the user can be inserted in the CD of correlated series number in the device or specify in and continue to play S21 under the current state this moment.

17 ignore the CD of missing and when continuing request and playing S21, control part 17 instructions are play next sequence CD S22 successively according to above-mentioned continuous playing sequence as the user in other words.

Simultaneously, lead in the course of action of the continuous play sequence CD of described execution, when the current numbering of playing the sequence CD that finishes is consistent with master serial number, the action of the differentiating continuous play sequence CD S23 that is all over, and stop continuous playback action, show the guidance information S24 that expression stops continuous playback action on the picture simultaneously, as shown in Figure 5.

As described above, the player method of continuous play sequence CD and the CD of broadcast thereof realized in optical disc apparatus according to the present invention is, on optical disc apparatus such as DVD multidisc player, differentiation is inserted in the sequence the CD whether CD on each CD holder is made in order to play continuously, and according to the intrinsic sequence number of its CD with insert the CD holder numbering of CD, automatically perform the action of continuous play sequence CD.The present invention not only provides the convenience on using, and can effectively prevent to play unwanted CD, or the CD that needs such as is missed at situation in the middle of playback action continuously.

Certainly, those of ordinary skill in the art will be appreciated that, above embodiment is used for illustrating the present invention, and be not to be used as limitation of the invention, as long as in connotation scope of the present invention, all will drop in the scope of claims of the present invention variation, the modification of the above embodiment.

Claims

1. player method of realizing continuous play sequence CD in optical disc apparatus is characterized in that comprising following step:

First step is according to the disc identifier disc that is recorded in the CD guidance field, to confirm to be inserted in the optical disc types on each CD holder;

Second step is when the optical disc types of described affirmation is the sequence CD, from being recorded in the sequence number in the CD guidance field, confirm the current numbering and the master serial number of CD respectively, and the numbering of described sequence CD and relevant CD holder numbering to be preserved in contact; And

Third step is, the numbering of the sequence CD of preserving according to described contact and relevant CD holder numbering are carried out the action of playing described sequence CD continuously.

2. the player method of in optical disc apparatus, realizing continuous play sequence CD as claimed in claim 1, it is characterized in that described third step is, the current benchmark that is numbered with described sequence CD, reset the CD holder numbering of each the sequence CD that is inserted, determine continuous playing sequence with this, and come continuous play sequence CD according to described continuous playing sequence.

3. the player method of realizing continuous play sequence CD in optical disc apparatus as claimed in claim 2 is characterized in that further comprising the steps of; In carrying out the course of action of playing above-mentioned sequence CD continuously, when not having the CD of next sequence CD numbering in the described optical disc apparatus, show the information of its situation of output guiding.

4. the player method of realizing continuous play sequence CD in optical disc apparatus as claimed in claim 2 is characterized in that further comprising the steps of; In carrying out the course of action of playing described sequence CD continuously, when the CD of playing last sequence CD numbering finishes, show the information of its situation of output guiding.