CN101035234A - Recording control device and method of the digital program broadcast - Google Patents
Recording control device and method of the digital program broadcast Download PDFInfo
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- CN101035234A CN101035234A CNA2006100245964A CN200610024596A CN101035234A CN 101035234 A CN101035234 A CN 101035234A CN A2006100245964 A CNA2006100245964 A CN A2006100245964A CN 200610024596 A CN200610024596 A CN 200610024596A CN 101035234 A CN101035234 A CN 101035234A
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Abstract
The invention relates to the device and method of video control. When recording digital programs in DVD recorders and other types of digital video recorders, recording connections program, the device and method in the detection of data through various digital broadcast transmission regional units began the sequence code or the code sequence ended at the same time, if N detected in the region did not start the sequence code, or sequence of the end of code is automatically suspended video set moves, and if this continued after the specified time, the sequence has not detected the end of the beginning sequence code or code, setting video-on action, in this way because Connections for reasons beyond the normal reception of data to get automatically suspended and stop video action, which can effectively prevent recording media, such as CD-ROM in the absence of signal recording the state of the situation.
Description
Technical field
The present invention relates to the recording control device and the method for digital program broadcast, say so in more detail about can on for example DVD recorder polytype video tape recorders such as (DVD-Recorder), record digital program broadcast the time, prevent the recording control device and the method for the digital program broadcast that recording mediums such as CD are recorded at no signal condition effectively.
Background technology
Now, the optical disk recorder that the voice data of the video data of high image quality and high tone quality can be carried out non-volatile recording and regeneration, for example DVD recorder has been developed to come out and has also been popularized, above-mentioned DVD recorder can become to meet the audio frequency and the video data of DVD form, for example AC3 voice data and MPEG-2 data with the Voice ﹠ Video signal encoding of outside input.
And, audio frequency behind the above-mentioned coding and video data are recorded in the data of optical disk zone (Data Area) by the form that with a program (Program) or title (Title) is unit, generate guiding (Navigation) information that is used to control above-mentioned program or title broadcast simultaneously, write down then and manage in importing (Lead-In Area) zone at above-mentioned CD.
On the other hand, reset when action when the user handles above-mentioned DVD recorder, just retrieval and with reference to above-mentioned guidance information, read and the above-mentioned data area of resetting out in the program or the title that are write down.Recently, have and can receive numeral and broadcast the DVD recorder of function harmonizing device and be developed appearance, it (for example: DVD-RW etc.) on the class CD can be stored in the program recording that the user needs the DVD that can write down again.
And, the user on the above-mentioned DVD recorder that is provided with tuner can with select appointment the time of broadcasting, broadcast frequency and program broadcast title etc. as the subscription and video recording information setting in device, perhaps utilize numeral that electronic program guides (EPG:ElectonicProgram Guide) information that is provided is provided, the program broadcast that the user is needed is set subscription and video recording information easily.
And, be in the system power supply of above-mentioned DVD recorder and close (Off) state following time, if arrived above-mentioned predefined broadcasting the time, will open (ON) system power supply automatically, control above-mentioned tuner simultaneously and after automatic selected above-mentioned broad cast channels, execution will be recorded in a series of subscription and video recordings actions on the CD by the program broadcast that above-mentioned broad cast channels receives.
But, on above-mentioned common DVD video tape recorder,, also to continue to carry out the video recording action even when the reason owing to the side of broadcasting can't normally receive the program broadcast data, end video recording action or subscription and video recording time when finishing up to the user.Thereby exist and occur the interval problem of no signal (No Signal) in the DVD class optical disc data zone that to write down again.
Summary of the invention
The object of the present invention is to provide a kind of recording control device and method of digital program broadcast, by this device and method, when on polytype video tape recorders such as DVD recorder, recording digital program broadcast, detecting when the sequence that transmits by each digital broadcast data area unit begins code (Seq-S-Code) or EOS code (Seq-E-Code), according to the testing result that above-mentioned sequence is begun code or EOS code, automatic setting suspends video recording (Rec-Pause) action or video recording stops (Rec-Stop) action, thereby prevents the situation that recording medium such as CD is recorded under no signal condition effectively.
To achieve these goals, the recording control device of digital program broadcast of the present invention comprises following part: the receiving equipment that is used for receiving digital program broadcast; Be used for the sequence that transmits by each area unit in the above-mentioned digital program broadcast data is begun the checkout equipment that code or EOS code detect; Begin the testing result of code or EOS code according to above-mentioned sequence, control the control appliance of the video recording action of above-mentioned digital program broadcast flexibly.
And the method for controlling picture-recording of digital program broadcast of the present invention is made up of following several stages: when video recording numeral is broadcasted data, the sequence that transmits by each zone is begun the 1st stage that code or EOS code detect; Do not go out above-mentioned sequence and begin code or EOS code if continue detection in the n-quadrant, video recording suspends the 2nd stage of action with regard to automatic setting.
Recording control device and method based on the present invention's digital program broadcast with said structure are can be when polytype video tape recorders such as utilizing DVD recorder is recorded digital program broadcast, detecting when the sequence that transmits by each digital broadcast data area unit begins code or EOS code, begin code or EOS code if in the n-quadrant, continue not detect above-mentioned sequence, suspend the video recording action with regard to automatic setting, if and still do not detect sequence in the lasting stipulated time after this and begin code or EOS code, just set video recording and stops action.In this way because the side of broadcasting former thereby can't normally receive when broadcasting data automatic pause and stop the video recording action, thereby prevent the very practical invention of the situation that recording medium such as CD is recorded at no signal condition effectively.
Description of drawings
Fig. 1 is the embodiment schematic diagram of digital program broadcast recording control device of the present invention;
Fig. 2 is that the sequence that is detected of the present invention begins/the embodiment schematic diagram of end code;
Fig. 3 is the motion flow schematic diagram of digital program broadcast method for controlling picture-recording of the present invention;
Fig. 4 and Fig. 5 are that the video recording that is displayed on the picture of the present invention suspends and video recording stops to guide the message schematic diagram.
* accompanying drawing major part symbol description *
10: CD 11: light picker
12:VDR system 13: microcomputer
14:OSD generating unit 15: timer
16: memory 17: tuner
18: the sequence code test section
Embodiment
Below with reference to accompanying drawings the recording control device of digital program broadcast of the present invention and the preferred embodiment of method are described in detail.
At first, recording apparatus and method as the digital program broadcast that is applicable to polytype video tape recorders such as DVD recorder, be suitable on the DVD recorder of the present invention, as shown in Figure 1, the present invention includes following part: CD 10, light picker 11, VDR (Video DiscRecord) system 12, microcomputer 13, OSD generating unit 14, timer 15, memory 16 also comprise tuner 17 and sequence code test section 18 etc. simultaneously.
On the other hand, above-mentioned microcomputer 13 can be controlled the action of above-mentioned tuner 17, and selected any one broad cast channels, the digital program broadcast record that will receive by above-mentioned broad cast channels by above-mentioned VDR system 12 and being stored in the CD 10 perhaps can show output by outside such as TV connection machine then.
And, above-mentioned sequence code test section 18 is responsible for passing through of receiving by above-mentioned tuner 17 sequence that each area unit transmits in the program broadcast data is begun code or the EOS code detects, as shown in Figure 2, broadcast the front portion of signal blanking interval and comprise and transmit beginning EOS code broadcasting the corresponding numeral of signal blanking interval, and comprise and transmit sequence in the front portion of broadcasting the corresponding image data square of effective scanning line of signal with numeral and begin code with simulation.
And above-mentioned sequence begins code and EOS code, and for example length is 4T (T=37ns), has ' the code value of FF 00 00 XY '.When using 625 scannings to broadcast signal, above-mentioned numeral broadcasts the signal blanking interval and the length of effective scanning phase is respectively 228T and 1440T; The digital scan line length in 1 zone is 1728T.When using 525 scannings to broadcast signal, numeral broadcasts the signal blanking interval and the length of effective scanning phase is respectively 172T and 1440T, and the digital scan line length in 1 zone is 1716T.
On the other hand; (for example: in the time of DVD-RW etc.) on the class CD 10 will be recorded in re-recordable DVD by the program broadcast that above-mentioned tuner 17 receives; above-mentioned microcomputer 16 is with reference to the result who begins code or EOS code according to above-mentioned sequence code test section 18 by the detected sequence of each area unit; broadcast after whether data be no signal condition in differentiation; stop action with regard to automatic setting video recording time-out or video recording; do not allow CD under no signal condition, record a video, below just this is described in detail.
Fig. 3 is the motion flow schematic diagram of digital program broadcast method for controlling picture-recording of the present invention.For example on above-mentioned microcomputer 13, application or subscription and video recording information according to the user, control the action of above-mentioned tuner 17 and VDR system 12, thereby carry out digital program broadcast is write down a series of actions (S10) of recording program broadcast that are stored on the above-mentioned CD 10.
On the other hand, on above-mentioned sequence code test section 18, with reference to Fig. 2, as the front is told about, detect and be received the numeral of passing through of getting off by above-mentioned tuner 17 and broadcast the sequence that each area unit of signal transmits and begin code or EOS code, output to then (S11) on the microcomputer 13.On above-mentioned microcomputer 13, it is specified period when for example signal is broadcasted in 625 scanning that above-mentioned sequence begins code or EOS code, and can affirmation normally detect the interval of the pairing 1728T length of digital scan line in 1 zone; And beginning code or EOS code in above-mentioned sequence is specified period when for example signal is broadcasted in 525 scanning, and can affirmation normally detect the interval of the pairing 1716T length of digital scan line in 1 zone.
And, if in above-mentioned affirmation process, can't normally detect result (S12), so just add up taking place to detect wrong number of times, for example, if in predefined n-quadrant, continue to take place to detect the mistake (S13) that sequence begins code or EOS code, so above-mentioned microcomputer 13 is just controlled above-mentioned VDR system 12 and is moved, when the automatic setting video recording suspends action, controlling above-mentioned OSD generating unit 14 moves, as shown in Figure 4, guiding demonstrates the message (S14) of the automatic setting video recording time-out action (Rec-Auto-Pause) owing to broadcast mistake (Broadcasting Error).
On the other hand, above-mentioned microcomputer 13 is under the state of setting the action of above-mentioned video recording time-out, if (for example: 1 minute) interior lasting detection does not at the appointed time go out above-mentioned sequence and begins code or EOS code (S15), just controlling above-mentioned VDR system 12 moves, when the automatic setting video recording stops to move, controlling above-mentioned OSD generating unit 14 moves, as shown in Figure 5, guiding demonstrates the message (S16) of automatic setting video recording the stopping action (Rec-Auto-Stop) owing to broadcast mistake.
And, after this at any relevant action of carrying out user's application or when carrying out the subscription and video recording action, the automatic closing system power supply, if broadcast data owing to broadcast the former of office thereby do not receive, move with stopping to record a video with regard to automatic pause, thereby do not allow CD record action at no signal condition.
As a reference, the present invention not only goes for DVD recorder, also goes for other multiple video tape recorder, and in above-mentioned OSD image, can comprise and demonstrate more kinds of message or omit OSD image display action.
In sum, the desirable embodiment of being told about in front of the present invention is used for explaining the object of the invention, and the related work personnel can carry out various change and modification fully in the scope that does not depart from this invention technological thought.
Claims (8)
1, the method for controlling picture-recording of digital program broadcast comprises following two stages:
When recording numeral and broadcasting data, the sequence that transmits by each zone is begun the 1st stage that code or EOS code detect;
Do not go out above-mentioned sequence and begin code or EOS code if continue detection in the n-quadrant, video recording suspends the 2nd stage of action with regard to automatic setting.
2, the method for controlling picture-recording of digital program broadcast as claimed in claim 1 is characterized in that, also comprises by the output of OSD image and show being used for guiding above-mentioned video recording to suspend and broadcast the stage of wrong message.
3, the method for controlling picture-recording of digital program broadcast as claimed in claim 1 is characterized in that also comprising if still can not detect above-mentioned sequence at the appointed time beginning code or EOS code, the stage that video recording stops to move with regard to automatic setting.
4, the method for controlling picture-recording of digital program broadcast as claimed in claim 3 is characterized in that also comprising by the output of OSD image and shows and guides above-mentioned video recording to stop and broadcasting the stage of wrong message.
5, the recording control device of digital program broadcast comprises following part:
Be used for receiving the receiving equipment of digital program broadcast;
Be used for the sequence that transmits by each area unit in the above-mentioned digital program broadcast data is begun the checkout equipment that code or EOS code detect;
Begin the testing result of code or EOS code according to above-mentioned sequence, control the control appliance of the video recording action of above-mentioned digital program broadcast flexibly.
6, the recording control device of digital program broadcast as claimed in claim 5 is characterized in that:
Do not go out above-mentioned sequence and begin code or EOS code if continue detection in the n-quadrant, video recording suspends action to above-mentioned control device with regard to automatic setting.
7, the recording control device of digital program broadcast as claimed in claim 5 is characterized in that:
If lasting at the appointed time detection does not go out above-mentioned sequence and begins code or EOS code, above-mentioned control device is with regard to automatic setting video recording stopping action.
8, the recording control device of digital program broadcast as claimed in claim 5; it is characterized in that also being included in that the video recording of above-mentioned control device automatic setting suspends or video recording when stopping to move, be used to the generating apparatus that guides current video recording state of a control and broadcast wrong OSD image with generating and exporting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100245964A CN100556105C (en) | 2006-03-10 | 2006-03-10 | The recording control device of digital program broadcast and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100245964A CN100556105C (en) | 2006-03-10 | 2006-03-10 | The recording control device of digital program broadcast and method |
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| Publication Number | Publication Date |
|---|---|
| CN101035234A true CN101035234A (en) | 2007-09-12 |
| CN100556105C CN100556105C (en) | 2009-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2006100245964A Expired - Fee Related CN100556105C (en) | 2006-03-10 | 2006-03-10 | The recording control device of digital program broadcast and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105516756A (en) * | 2015-12-16 | 2016-04-20 | 广东欧珀移动通信有限公司 | Network video storage method and mobile terminal |
-
2006
- 2006-03-10 CN CNB2006100245964A patent/CN100556105C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105516756A (en) * | 2015-12-16 | 2016-04-20 | 广东欧珀移动通信有限公司 | Network video storage method and mobile terminal |
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| Publication number | Publication date |
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| CN100556105C (en) | 2009-10-28 |
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Granted publication date: 20091028 Termination date: 20140310 |