CN1913021A - Optical disk driver capable of regulating disk playing speed - Google Patents
Optical disk driver capable of regulating disk playing speed Download PDFInfo
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- CN1913021A CN1913021A CN 200510028643 CN200510028643A CN1913021A CN 1913021 A CN1913021 A CN 1913021A CN 200510028643 CN200510028643 CN 200510028643 CN 200510028643 A CN200510028643 A CN 200510028643A CN 1913021 A CN1913021 A CN 1913021A
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Abstract
A CD play device capable of adjusting play speed of CD is composed of the following parts as the character: a play-mode selection tool for selecting the CD play mode of constant linear velocity and constant angle velocity, a play speed adjusting tool capable of selecting play velocities when selecting said constant linear speed mode, a manual conversion selection tool selecting the CD play velocity by a manual mode and a manual adjusting tool for adjusting the play velocity of the CD.
Description
[technical field]
The invention relates to the invention of the disk player of playing CD, more particularly, is when playing CD, the invention of method that can manual adjustments dvd playback speed.
[background technology]
The optical recording media (hereinafter to be referred as " CD ") that can write down Large Volume Data is by constantly increasing recording capacity and continuing to release CD (CD), Digital video disc (DVD), novel digital video disc (HD-DVD, BDetc), realized the develop rapidly of technology.
And by increasing recording capacity and improving recording played speed, above-mentioned CD develops into the medium that can be more convenient for using.
Associated, for record data in CD, in order to play the data of record, recording played speed is suitable for following two kinds of patterns: a kind of is Constant Angular Velocity (Constant Angular Velocity: be called for short CAV) play mode, and another is constant linear velocity (Constant Linear Velocity: be called for short a CLV) play mode.
Above-mentioned CAV pattern refers to and keeps same angular velocity (Angular Velocity) to carry out the mode of recording played in the Zone Full of CD; The CLV pattern refers to and keeps same linear velocity (Linear Velocity) to carry out the mode of recording played in the Zone Full of CD.
Therefore, from the inner periphery and the outer periphery of CD, when adopting CAV (Constant Angular Velocity: Constant Angular Velocity) during the mode playback CD, in order in CD, to keep same angular velocity (Angular Velocity), periphery was compared with interior week, and linear velocity is bigger.
Promptly, as the light picker (Fig. 3 that carries out recording played, 11) in CD when interior circumferential periphery moves, when carrying out recording played, near more apart from periphery, actual speed is fast more, at the position of most peripheral, carries out recording played with the high power speed that relative photo recording disk playing device can be supported.
But, when playing CD,, all be suitable for the CAV broadcasting speed if under above-mentioned all situations, and unreasonable.The first, the situation that may exist the CD that using now need not play with high power speed.For example, if recreation is with CD or audio frequency cd, the broadcast of high power speed may only can bring the problem of noise to the user.The second, when playing with high power speed for a long time, may exist the extraction of data to go wrong.
Therefore, when being sought after a kind of broadcast CD, the method that the user can manual adjustments dvd playback speed.
[summary of the invention]
The present invention is in order to address the above problem, its objective is when providing a kind of dvd playback for the user, and the method that the user can manual adjustments dvd playback speed, its technical task that will realize is as follows.
Broadcasting speed adjustment means and play mode (CLV, CAV) selection tool that can regulate broadcasting speed are provided.
(CLV, CAV) feature of selection tool is: in recording disk playing device outside, it can be easy to carry out simple mechanically operated state with the user and exist for above-mentioned broadcasting speed adjustment means and play mode.
To achieve these goals, constant linear velocity) and CAV (Constant Angular Velocity: Constant Angular Velocity) the play mode selection tool of dvd playback pattern the disk player that the present invention can regulate dvd playback speed is made of following components, and as feature: can select CLV (Constant Linear Velocity:; When selecting above-mentioned CL pattern, can select the broadcasting speed adjustment means of broadcasting speed.
And, the disk player that the present invention can regulate dvd playback speed is made of following components, and as feature: select the CD play mode by manual adjustments, the broadcasting speed manual switch selection tool that can select dvd playback speed; When selecting play mode, can carry out the broadcasting speed adjustment means of manual adjustments to broadcasting speed by manual adjustments.
The application of the invention can be regulated the disk player of dvd playback speed, and the user can manually regulate the broadcasting speed of oneself wishing by simple mechanically actuated, reaches and realizes the efficient effect of playing CD.
[description of drawings]
Fig. 1 a, Fig. 1 b are the synoptic diagram of the 1st embodiment of the present invention's disk player that can regulate dvd playback speed.
Fig. 2 a, Fig. 2 b are the synoptic diagram of the 2nd embodiment of the present invention's disk player that can regulate dvd playback speed.
Fig. 3 is the detailed formation synoptic diagram of the present invention's disk player that can regulate dvd playback speed.
[embodiment]
Below, with reference to the accompanying drawings to being suitable for disc management information recording method of the present invention and disk player
Embodiment is elaborated.
And present widely used common term may have been selected in employed in the present invention term, under specific circumstances, and the term that also exists the applicant arbitrarily to set.In this case and since at respective description part write up of the present invention this be used for the meaning that had, should fully understand that it is not simple term title, but also have more deep meaning.
And for the convenience that illustrates, the recording disk playing device is that example describes with " CD drive (Drive) " that is loaded in the personal computer normally, and " CD drive (Drive) " of the present invention comprises the CD drive that is specifically designed to broadcast; Promptly can write down the CD drive that also can play.Because technical task of the present invention is the relevant item of broadcasting speed during with dvd playback, below, we are with its called after " disk player ".
Fig. 1 a, Fig. 1 b are the formation synoptic diagram of the 1st embodiment of the present invention's disk player that can regulate dvd playback speed.It is characterized in that: be provided with play mode selection tool and broadcasting speed adjustment means in addition.
That is,, has the instrument that the user can carry out simple and mechanical operation--play mode selection tool in disk player 10 outsides.For example, the switch that constitutes by button state.Therefore, when the user " is converted to CLV from CAV " with the play mode of in progress CD or when " being converted to CAV from CLV ", microcomputer (Fig. 3 in disk player, 16) time durations that can differentiate, in order to import height (high) signal, push above-mentioned play mode selector switch.At this moment, because in the display frame that the user is watching, be that the literal of " CLV " or " CAV " shows with present play mode, the user can change present play mode at an easy rate.
In said process, (Constant Linear Velocity: constant linear velocity) play mode has the instrument that the user can carry out simple and mechanical operation--broadcasting speed adjustment means in disk player 10 outsides if the user has selected " CLV ".It can manually regulate dvd playback speed.For example, in existing disk player 10, utilize ubiquity, regulate " volume terminal (Volume) " of output audio amount,, can grasp and whether change the volume terminal by selecting the CD broadcasting speed.In this case, show, bring bigger facility can for user's use if distinguish the volume terminal according to the difference of broadcasting speed.For example, can adopt respectively and represent to show the method for the volume terminal area of broadcasting speed separately with different colours.
As top, if user by selecting CLV pattern is regulated broadcasting speed, select specific broadcasting speed, in the outside of disk player 10, also have the light emitting tool that the user can judge broadcasting speed.For example, by LED (light-emitting diode: light emitting diode), just can provide the broadcasting speed of associated optical disc to the user.That is, for instance,,, represent 1 times of speed (1X) broadcasting speed if all LED are in closed condition if having two LED in the outside of disk player; If have only right side LED to be in open mode, represent 2 times of speed (2X) broadcasting speed; If have only left side LED to be in open mode, represent 4 times of speed (4X) broadcasting speed; If all LED are in open mode, represent 8 times of speed (8X) broadcasting speed.(light-emitting diode: number light emitting diode), disk player just have higher broadcasting speed if this explanation increases LED.
Fig. 1 b shows is the process flow diagram of the broadcasting speed manual adjustments mode that illustrates among the above-mentioned Fig. 1 a that puts in order in microcomputer (Figure 31 6).If microcomputer (Fig. 3,16) the input play mode is selected signals step 100, location confirmation broadcasting speed step 110 by present volume terminal, determine final play mode and broadcasting speed step 120, then, by above-mentioned LED lamp, according to the present broadcasting speed of defined method representation step 130, in order to ensure playing with corresponding broadcasting speed later on, carry out controlled step 140.
Associated, because microcomputer (Fig. 3,16) is in the display frame that the user is watching, provide above-mentioned course of action to the user with the form of guide information, make user's manual adjustments dvd playback speed more expediently.
Fig. 2 a, Fig. 2 b are the synoptic diagram of the 2nd embodiment of the present invention's disk player that can regulate broadcasting speed.It is characterized in that: have in play mode selection tool and the broadcasting speed adjustment means, especially, constitute the play mode selection tool by " broadcasting speed manual change-over switch ", the user imports manual adjustments CLV (Constant Linear Velocity: constant linear velocity) after the order of mode playback speed, utilize related switch, regulate broadcasting speed.
Promptly, outside at disk player 10, have instrument-" the broadcasting speed manual change-over switch " that the user can carry out simple and mechanical operation, as the user with the play mode of in progress CD from " CAV changes to CLV ", during the manual adjustments broadcasting speed, the time durations that the microcomputer in disk player (Fig. 3,16) can be differentiated, in order to import height (high) signal, push above-mentioned broadcasting speed manual change-over switch.At this moment, owing in the display frame that the user is watching, be that " CLV " (Constant Linear Velocity: literal constant linear velocity) shows, and the user can confirm that present play mode changes to " CLV " with present play mode.
After, as each user during, will change broadcasting speed continuously by above-mentioned broadcasting speed manual change-over switch, in the outside of disk player 10, have the light emitting tool that the user can judge broadcasting speed.For example, by " LED " (light-emitting diode: light emitting diode), just can provide the broadcasting speed of CD to the user.That is, for instance,,, represent 1 times of speed (1X) broadcasting speed if all LED are in closed condition if having two LED in the outside of disk player; If have only right side LED to be in open mode, represent 2 times of speed (2X) broadcasting speed; If have only left side LED to be in open mode, represent 4 times of speed (4X) broadcasting speed; If all LED are in open mode, represent 8 times of speed (8X) broadcasting speed.If this explanation increases the number of LED, disk player just has higher broadcasting speed.
What Fig. 2 b showed is the process flow diagram of the broadcasting speed manual adjustments mode that illustrates in Fig. 2 a of arrangement in microcomputer (Figure 31 6).If microcomputer (Fig. 3,16) input broadcasting speed manual mode signal, step 200 then, confirms whether to import continuously broadcasting speed change signal, step 210, and by this, the final broadcasting speed that the decision user wishes, step 220.Then, according to defined mode, by above-mentioned LED lamp, represent present broadcasting speed, step 230 in order to ensure playing with corresponding broadcasting speed later on, is controlled step 240.Associated, because microcomputer (Fig. 3,16) is in the display frame that the user is watching, provide above-mentioned course of action to the user with the form of guide information, make user's manual adjustments broadcasting speed more expediently.
Fig. 3 is the detailed formation synoptic diagram of the present invention's disk player that can regulate dvd playback speed.Under the situation of loading optical disk driver 10, associated optical disc driver 10 can become disk player of the present invention in personal computer, and, comprising control part 20 etc., CD player (Player) also can become disk player of the present invention.
Associated, specifically being constructed as follows of CD drive 10: the connecting portion 12 that carries out communication with the external world; The directly record or the light picker portion 11 of played data in CD; Receive play signal from light picker, be recovered to the signal value of hope or signal that the signal decoding (modulation) that will write down becomes to write down in CD, and the data-processor 13 that transmits; Control from CD correctly read output signal or in CD the light picker portion 11 of tracer signal exactly, servo 14 that the rotational speed of CD is controlled; Interim storage comprises the multiple information and the memory of data 15 of management information; Be responsible for the microcomputer 16 of the inscape in the above-mentioned disk player of control.
Below, with reference to Fig. 1 a, Fig. 2 a describes video disc recording speed adjusting method of the present invention.In the disk player that constitutes according to said structure, in the disk player outside, can judge the adjustment means of broadcasting speed by the user, by connecting portion 12, " play mode selection " order, " broadcasting speed manual switch " order are reached " adjustment broadcasting speed " send microcomputer 16 to, receive microcomputer 16 controls servo 14 of mentioned order, especially, the control disk rotation speed is regulated servo (being referred to as " main axle servo "), plays the CD of the broadcasting speed that is fit to user's decision.
By above-mentioned description, the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.
Therefore, the technical scope of this invention is not limited to the content on the instructions, must determine its technical scope according to interest field.
Claims (11)
1, can regulate the disk player of dvd playback speed, comprise:
Can select the play mode selection tool of constant linear velocity and Constant Angular Velocity dvd playback pattern;
When selecting above-mentioned clv mode, can select the broadcasting speed adjustment means of broadcasting speed.
2, as claim item 1 described disk player, it is characterized in that:
Above-mentioned play mode selection tool is made of switch, when switching signal is when being in more than the special time high signal, and the change play mode.
3, as claim item 1 described disk player, it is characterized in that:
Above-mentioned broadcasting speed adjustment means uses volume to regulate terminal.
4, as claim item 3 described disk players, it is characterized in that:
When use the volume adjustable side period of the day from 11 p.m. to 1 a.m by above-mentioned broadcasting speed adjustment means, distinguish relevant volume according to the difference of broadcasting speed and regulate terminal.
5, as claim item 1 described disk player, it is characterized in that:
Above-mentioned broadcasting speed adjustment means with the same switch of play mode selection tool in form.
6, as claim item 5 described disk players, it is characterized in that:
After utilizing above-mentioned switch to select play mode, continue to select broadcasting speed.
7, as claim item 1 described disk player, it is characterized in that described device further comprises:
The broadcasting speed representational tool of representing the broadcasting speed of above-mentioned adjusting.
8, as claim item 7 described disk players, it is characterized in that:
Above-mentioned broadcasting speed representational tool is made of a plurality of light emitting diodes.
9, can regulate the disk player of dvd playback speed, comprise:
Select the CD play mode by manual adjustments, the broadcasting speed manual switch selection tool that can select dvd playback speed;
When selecting play mode, can carry out the broadcasting speed adjustment means of manual adjustments to broadcasting speed by manual adjustments.
10, as disk player as described in the claim item 9, it is characterized in that:
Above-mentioned broadcasting speed manual switch selection tool and broadcasting speed adjustment means are made of same switch.
11, as claim item 10 described disk players, it is characterized in that:
In above-mentioned same switch, after the selection broadcasting speed manual switch, finish broadcasting speed continuously and regulate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510028643 CN1913021A (en) | 2005-08-10 | 2005-08-10 | Optical disk driver capable of regulating disk playing speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510028643 CN1913021A (en) | 2005-08-10 | 2005-08-10 | Optical disk driver capable of regulating disk playing speed |
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| Publication Number | Publication Date |
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| CN1913021A true CN1913021A (en) | 2007-02-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200510028643 Pending CN1913021A (en) | 2005-08-10 | 2005-08-10 | Optical disk driver capable of regulating disk playing speed |
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| CN (1) | CN1913021A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102467921A (en) * | 2010-11-10 | 2012-05-23 | 日立-Lg数据存储韩国公司 | Optical disc drive capable of changing mode and mode-changing method |
-
2005
- 2005-08-10 CN CN 200510028643 patent/CN1913021A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102467921A (en) * | 2010-11-10 | 2012-05-23 | 日立-Lg数据存储韩国公司 | Optical disc drive capable of changing mode and mode-changing method |
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