CN1917607A - Method of adding and correcting times for preengagement recording system - Google Patents
Method of adding and correcting times for preengagement recording system Download PDFInfo
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- CN1917607A CN1917607A CN 200510028945 CN200510028945A CN1917607A CN 1917607 A CN1917607 A CN 1917607A CN 200510028945 CN200510028945 CN 200510028945 CN 200510028945 A CN200510028945 A CN 200510028945A CN 1917607 A CN1917607 A CN 1917607A
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Abstract
The method comprises: extracting the time information of each channel; comparing the extracted time information of each channel with the system time to form a time difference; using electronic program guide to preset the recording time; deciding if the difference between the record starting time and the time difference equals the system time; if yes, then starting record; if not, continuing to supervise; deciding if the difference between record ending time and the time difference equals the system time; if yes, then ending the record; if not, continuing to supervise.
Description
Technical field
The invention relates to the time correction method of subscription and video recording system, during especially about the asynchronism(-nization) of the temporal information of the digital channel that sends when TV station and the subscription and video recording system that uses electronic program guides (Electronic Program Guide:EPG), by the time difference revisal, can be in desired time, carry out the invention of time correction method of a kind of subscription and video recording system of subscription and video recording.
Background technology
Digital broadcasting is compared with existing analog broadcasting, the image quality by distinctness and near the tonequality of CD level, for the user provides better service.Now, according to the digital broadcasting plan, developing digital broadcasting and receiving with Digital Television and top box of digital machine (Set-Top Box) etc.
That is, because Digital Television has two-way media functions such as network, by operation and reception user command, the execution function function similar to computer, field of household appliances relates to the full detail communication industry, and the full detail communication industry is produced huge spread effect.
And record that is closely related with Digital Television and playing device be towards the fast development of digitlization direction, step in the early stage, and the digital versatile disc machine (DVDP) that is specifically designed to broadcast is constantly promoted, is popularized.
This Digital Television is compared with traditional tv, has more channel, has both comprised image and the acoustic information of supporting each channel, also comprises the associated data information of appending.
Therefore, digital cable customers can be watched the TV programme of oneself wishing, obtains associated data information.
And, developing now a kind of when the user not the time, the device that can utilize this associated data information, has the subscription and video recording function.
Individual video video tape recorder--personal video record (Personal Video Recorder:PVR) is different with existing video cassette recorder (Video Cassette Recorder:VCR), its structure by combining with the hard disk drive that uses in the computer, convert broadcast program to digital signal, and be stored in the hard disk drive, rather than in the tape, use the file broadcast mode identical to play with computer.
The individual video video tape recorder can be divided into two kinds of internally-arranged type and externally positioned types, and internally-arranged type is installed in television set inside, according to communications protocol, accepts the control of television set.
And externally positioned type is installed on the memory chip (ROM) that comprises central processing unit (CPU), operating system (OS) and the playout software etc. play.
This personal video record can be recorded radio broadcasting, wireless cable broadcasting, satellite broadcasting etc. and convert digital signal to, pass through additional functions, finish complicated subscription and video recording step, action such as also can finish the F.F. of video cassette recorder and retreat.
And, can record a video to the digitized video of field camera or DVD etc., be connected with computer, carry out editing operating.
On the other hand, by electronic program guides (Electronic Program Guide :), provide the information that can be easy to manipulate Digital Television for the user who does not have professional knowledge hereinafter to be referred as EPG.
On the other hand, in the subscription and video recording system, in each channel of broadcast channel, receive the temporal information that sends, remember to become now, carry out subscription and video recording.
But because each channel that each TV station transmits, the time, slightly different situation was much seen, so, there are some time differences a little with the subscription and video recording system.
Therefore, in actual subscription and video recording system, when carrying out subscription and video recording, do not consider this time difference, with time of subscription and video recording system be that benchmark carries out subscription and video recording.
Below, this content is described in detail.In above-mentioned electronic program guides (Electronic ProgramGuide:EPG), if register the subscription and video recording of specific channel broadcasting, with the information stores such as channel information, time started, concluding time and reproduction time of that TV station in list.
And above-mentioned subscription and video recording system is with reference to the information of this list, if arrived the time started of preregistration program, be converted to channel correlation after, till the concluding time, record a video or record a video at the TV programme reproduction time.
Therefore, the subscription and video recording program is that benchmark begins with the temporal information of subscription and video recording system.
On the other hand, when the time of the above-mentioned subscription and video recording of the time ratio of actual channel system is fast, than passing through electronic program guides (Electronic Program Guide; EPG) the late beginning subscription and video recording of the subscription and video recording information of preregistration; When the time of actual channel is slow, than passing through electronic program guides (Electronic Program Guide; EPG) the subscription and video recording information of preregistration begins subscription and video recording earlier.
The reproduction time of actual related-program of staggering is recorded a video, and consequently, the problem that the actual subscription and video recording of all channel program reproduction times staggers occurs.
Summary of the invention
The present invention is in order to address the above problem, when its objective is the asynchronism(-nization) of temporal information that provides a kind of digital channel that sends when TV station for the user and the subscription and video recording system that uses electronic program guides (Electronic Program Guide:EPG), by the time difference revisal, can be in desired time, carry out the time correction method of a kind of subscription and video recording system of subscription and video recording.
To achieve these goals, the time correction method of subscription and video recording of the present invention system comprises following step, and as feature:
Extract the step of the temporal information of each channel out;
The temporal information of each channel of above-mentioned extraction and the time of system are compared the step of formation time difference list;
After forming above-mentioned time difference list, utilize electronic program guides, set the step of subscription and video recording;
Whether identical with system time judgement deduct time the step of time difference from the time started of above-mentioned subscription and video recording program;
If it is identical with system time to deduct the time of time difference in the above-mentioned time started, if the beginning subscription and video recording inequality, then continues the step that monitors;
After carrying out above-mentioned subscription and video recording, judge the whether identical step of time that deducts the time difference from the concluding time of subscription and video recording program with the time of subscription and video recording system;
If it is identical with the time of subscription and video recording system to deduct the time of time difference from the concluding time of above-mentioned subscription and video recording program, if the finish reservation video recording inequality, then continues the step that monitors.
Effect of the present invention:
The time correction method of subscription and video recording of the present invention system reaches following effect: the temporal information of the digital channel that sends when TV station is during with the asynchronism(-nization) of the subscription and video recording system that uses electronic program guides (Electronic Program Guide:EPG), by the time difference revisal, can carry out subscription and video recording in desired time.
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.
Description of drawings
Fig. 1 is the precedence diagram of the time correction method of subscription and video recording of the present invention system.
Fig. 2 is the schematic diagram that is suitable for time difference list of the present invention.
Embodiment
Below, the embodiment to the time correction method of subscription and video recording of the present invention system is described in detail with reference to the accompanying drawings.
Fig. 1 is the precedence diagram of the time correction method of subscription and video recording of the present invention system.
S101, at first, the step of the temporal information of each channel is extracted in operation out.
Specifically, in order to obtain the temporal information that each channel receives from TV station, converted channel, the temporal information of extracting each channel out.
Fig. 2 is the schematic diagram of time difference list that is suitable for the time correction method of subscription and video recording of the present invention system.As shown in the figure, the extraction of the temporal information of above-mentioned each channel repeatedly constitutes the time of whole channels and the time difference and the storage of subscription and video recording system with the form of list.At this moment, upgrade the information of above-mentioned time difference list at set intervals repeatedly, store up-to-date temporal information.
S102 then, enters the temporal information of each channel of above-mentioned extraction and the time of system is compared the step of formation time difference list.At this moment, according to above-mentioned each channel categories, input time information, after comparing with time of system, in the time difference, mark time difference fast (+) and (-) and record slowly.
S103, then, form above-mentioned time difference list after, enter and utilize electronic program guides, set the step of subscription and video recording.Here, what deserves to be mentioned is, utilize above-mentioned electronic program guides, set needed information--time that channel, time started, concluding time and video recording that subscription and video recording begins carry out etc.
Whether identical with system time S104, S105 then, enter time the step of judgement deducts the channel correlation that writes down in the above-mentioned time difference list in the time started of above-mentioned subscription and video recording program time difference.
S106 if it is identical with system time to deduct time of time difference of the channel correlation that writes down in the above-mentioned time difference list in above-mentioned S104 in the time started of subscription and video recording program, enters the step of beginning subscription and video recording.
On the other hand, if it is inequality to deduct the time and the system time of time difference of the channel correlation that writes down in the above-mentioned time difference list in the time started of above-mentioned subscription and video recording program, proceed to monitor.
S107, S108, then, after carrying out above-mentioned subscription and video recording, judge the whether identical step of time of the time difference that from the concluding time of the subscription and video recording program that uses above-mentioned electronic program guides, deducts the channel correlation that writes down in the above-mentioned time difference list with the time of subscription and video recording system.
If it is identical with the time of subscription and video recording system to deduct time of time difference of the channel correlation that writes down in the above-mentioned time difference list from the concluding time of the subscription and video recording program that uses above-mentioned electronic program guides, the step of finish reservation video recording.
On the other hand, if it is inequality with the time of about video recording system to deduct time of time difference of the channel correlation that writes down in the above-mentioned time difference list from the concluding time of the subscription and video recording program that uses above-mentioned electronic program guides, continue supervision.
Therefore, the temporal information of the digital channel that sends when TV station by the time difference revisal, can be carried out subscription and video recording in desired time during with the asynchronism(-nization) of the subscription and video recording system that uses electronic program guides (ElectronicProgram Guide:EPG).
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)
1, the time correction method of a kind of subscription and video recording system is characterized in that comprising following step:
Extract the step of the temporal information of each channel out;
The temporal information of each channel of above-mentioned extraction and the time of system are compared the step of formation time difference list;
After forming above-mentioned time difference list, utilize electronic program guides, set the step of subscription and video recording;
Whether identical with system time judgement deduct time the step of time difference from the time started of above-mentioned subscription and video recording program;
If it is identical with system time to deduct the time of time difference in the above-mentioned time started, if the beginning subscription and video recording inequality, then continues the step that monitors;
After carrying out above-mentioned subscription and video recording, judge the whether identical step of time that deducts the time difference from the concluding time of subscription and video recording program with the time of subscription and video recording system;
If it is identical with the time of subscription and video recording system to deduct the time of time difference from the concluding time of above-mentioned subscription and video recording program, if the finish reservation video recording inequality, then continues the step that monitors.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN 200510028945 CN1917607A (en) | 2005-08-19 | 2005-08-19 | Method of adding and correcting times for preengagement recording system |
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CN 200510028945 CN1917607A (en) | 2005-08-19 | 2005-08-19 | Method of adding and correcting times for preengagement recording system |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101360209A (en) * | 2007-08-01 | 2009-02-04 | 索尼株式会社 | Method for selection of a user desired part of a video signal |
CN104125506A (en) * | 2014-08-06 | 2014-10-29 | 山东泰信电子股份有限公司 | Method for subscribing digital television program |
CN104700861A (en) * | 2013-12-27 | 2015-06-10 | 杭州海康威视***技术有限公司 | Equipment, system and method for storage of audio and video data |
CN111629257A (en) * | 2020-05-27 | 2020-09-04 | 海信视像科技股份有限公司 | Method for determining appointment starting time and display equipment |
-
2005
- 2005-08-19 CN CN 200510028945 patent/CN1917607A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101360209A (en) * | 2007-08-01 | 2009-02-04 | 索尼株式会社 | Method for selection of a user desired part of a video signal |
CN101360209B (en) * | 2007-08-01 | 2014-07-09 | 索尼株式会社 | Method for selection of a user desired part of a video signal |
CN104700861A (en) * | 2013-12-27 | 2015-06-10 | 杭州海康威视***技术有限公司 | Equipment, system and method for storage of audio and video data |
CN104700861B (en) * | 2013-12-27 | 2017-09-01 | 杭州海康威视***技术有限公司 | Method, system and the storage device of video/audio storage |
CN104125506A (en) * | 2014-08-06 | 2014-10-29 | 山东泰信电子股份有限公司 | Method for subscribing digital television program |
CN111629257A (en) * | 2020-05-27 | 2020-09-04 | 海信视像科技股份有限公司 | Method for determining appointment starting time and display equipment |
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