CN102970577A - Method for sending emergency broadcast by digital television (TV), and corresponding digital TV terminal - Google Patents
Method for sending emergency broadcast by digital television (TV), and corresponding digital TV terminal Download PDFInfo
- Publication number
- CN102970577A CN102970577A CN201210463116XA CN201210463116A CN102970577A CN 102970577 A CN102970577 A CN 102970577A CN 201210463116X A CN201210463116X A CN 201210463116XA CN 201210463116 A CN201210463116 A CN 201210463116A CN 102970577 A CN102970577 A CN 102970577A
- Authority
- CN
- China
- Prior art keywords
- emergent broadcast
- digital
- terminal
- information
- broadcast
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Abstract
The invention discloses a method for sending emergency broadcast by a digital television (TV), and a corresponding digital TV terminal, belonging to the technical field of the digital TV, and aiming at providing a method for sending emergency broadcast by the digital TV, which is wide in distribution range and low in cost, and a corresponding digital TV terminal. The invention has the technical key points that the method comprises the steps of: step 1, establishing a data table at the front end of the digital TV, wherein the data table comprises emergency broadcast state information, play time and emergency broadcast acquisition information; step 2, sending the data table at the front end of the digital TV; step 3, using the digital TV terminal to receive the data table and resolving the data table to obtain the emergency broadcast state information, the play time and the emergency broadcast acquisition information; and step 4, if the emergency broadcast state information is in a trigger state, using the digital TV terminal to download the emergency broadcast according to the emergency broadcast acquisition information, and playing the emergency broadcast; and when the play time of the emergency broadcast reaches the play time in the data table, stopping the broadcast of the digital TV terminal, and the like.
Description
Technical field
The present invention relates to the digital television techniques field, the especially a kind of method of Digital Television transmission emergent broadcast and digital TV terminal with emergent broadcast response function of utilizing.
Background technology
At present the natural calamity of various countries takes place frequently, and accident constantly increases, and when natural calamity or great accident occurring, needs how effective channel remove to inform correlated crowd, thereby reduces various losses.Emergent broadcast transmitting system of the prior art needs special equipment to realize, generally comprise warning center and be dispersed in the terminal of each fortified defence area, between warning center and each terminal by being wireless communication.But there is the defective that area coverage is limited, cost is higher in existing system.
Summary of the invention
The object of the invention is to for defects, a kind of method and corresponding digital TV terminal that utilizes Digital Television to send emergent broadcast is provided.
The Digital Television of utilizing that the present invention adopts sends the method for emergent broadcast, comprising:
Step 1: digital TV front-end is set up data form, and described data form comprises emergent broadcast state information, reproduction time and emergent broadcast obtaining information; Step 2: digital TV front-end sends described data form;
Step 3: digital TV terminal receive data form, and the resolution data form obtains described emergent broadcast state information, reproduction time and emergent broadcast obtaining information; Step 4: if the emergent broadcast state information is the triggering state, digital TV terminal is according to the broadcasting of described emergent broadcast obtaining information loading emergency and play, and when playing duration time equaled reproduction time in the data form, digital TV terminal stopped to play broadcasting.
Preferably, described data form also comprises the emergent broadcast attribute information, and described attribute information comprises the emergent broadcast type; Described emergent broadcast type comprises literal, picture, audio frequency and video.
Preferably, described step 4 is, if the emergent broadcast state information be the triggering state and this moment digital TV terminal be in holding state, then at first wake digital TV terminal up.
Preferably, described step 4 is, if the emergent broadcast state information is the triggering state, digital terminal is further judged the type of emergent broadcast and stored according to described emergent broadcast obtaining information loading emergency broadcasting and according to the emergent broadcast classification of type; If the emergent broadcast type is literal, digital TV terminal outputs to the LED front panel with Word message and shows; If the emergent broadcast type is picture or video, digital TV terminal outputs to display device with emergent broadcast and shows; If the emergent broadcast type is audio frequency, digital TV terminal outputs to alarm with emergent broadcast, is given the alarm by alarm.
Preferably, described data form also comprises control information, and described control information comprises the limited subscriber authority information and accepts the emergent broadcast enable information; The emergent broadcast attribute information also comprises emergent broadcast priority.
Preferably, described step 4 is that if the emergent broadcast state information is the triggering state, digital terminal further determines whether the limited subscriber authority according to the limited subscriber authority information: if then do not respond user's operation; Otherwise, receiving that user operation commands is response user operation.
Preferably, digital terminal judges whether to receive new emergent broadcast according to receiving the emergent broadcast enable information: if, digital terminal is when receiving new emergent broadcast, the priority of the emergent broadcast that is at first more responding and new emergent broadcast, if the priority of new emergent broadcast is higher, then process new emergent broadcast data form according to step 3,4, if the priority of new emergent broadcast is lower, then ignore new emergent broadcast; Then directly do not ignore new emergent broadcast if do not accept new emergent broadcast.
Preferably, described emergent broadcast obtaining information comprises frequency, symbol rate, QAM demodulation and the program number of emergent broadcast frequency.
The digital TV terminal that can respond emergent broadcast among the present invention comprises control unit and the display device that is connected with control unit, also comprises alarm and LED display; Described alarm all has signal with control unit with LED display and is connected.
Preferably, described control unit is the controller of set-top box inside, and described display device is television display.
In sum, owing to adopted technique scheme, the invention has the beneficial effects as follows:
1. Digital Television has wide coverage, and message is timely, and therefore characteristics with low cost, adopt emergent broadcast sending method among the present invention can make up cheaply a kind of wide, ageing good, with low cost, emergency broadcase system of being easy to promote that distributes.
2. adopt emergent broadcast sending method of the present invention, though when digital TV terminal is in holding state the also timely emergent broadcast that sends of receiving digital television front end, and then produce and report to the police.
Description of drawings
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the inventive method flow chart.
Fig. 2-the 1st, the specific embodiment of data form among the present invention.
Fig. 2-the 2nd, the specific embodiment of descriptor descriptor among Fig. 2-1.
Fig. 3 is digital TV terminal theory diagram among the present invention.
Embodiment
Disclosed all features in this specification, or the step in disclosed all methods or the process except mutually exclusive feature and/or step, all can make up by any way.
Disclosed arbitrary feature in this specification (comprising any accessory claim, summary and accompanying drawing) is unless special narration all can be replaced by other equivalences or the alternative features with similar purpose.That is, unless special narration, each feature is an example in a series of equivalences or the similar characteristics.
Digital TV terminal among the present invention specifically can be top box of digital machine and display device, and in order to reduce cost, to simplify circuit structure, described display device can be television display.In order to respond polytype emergent broadcast, the digital TV terminal among the present invention is also integrated alarm and the LED display of USB interface.Control unit in the top box of digital machine all has signal with described display device, alert device and LED display and is connected.Such as Fig. 3.
Such as Fig. 1, the Digital Television of utilizing among the present invention sends the method for emergent broadcast, comprising:
Step 1: digital TV front-end can be digital television server, can be the warning center server also, sets up data form, and described data form comprises emergent broadcast state information, reproduction time and emergent broadcast obtaining information; Concrete, has a PC end software that meets the ISOIEC-13818-1 standard on the digital TV front-end, this software provides friendly human-computer interaction interface to the digital TV front-end user, the user only needs the relevant information of input emergent broadcast in the interface, for example reproduction time, emergent broadcast state information and emergent broadcast obtaining information, this software just can be packaged into relevant information the emergent broadcast data, and these data packings are formed described data form, i.e. emergent broadcast table.
Step 2: digital TV front-end with data form according to multiplex protocol, the time division multiplexing that those skilled in the art can suspect, wavelength division multiplexing agreement all can, be inserted in the transport stream data form sent, in the TS code stream.
Step 3: digital TV terminal receive data form.Concrete, digital TV terminal extracts data form according to multiplex protocol from transport stream, and the resolution data form obtains the emergent broadcast data, for example state information, reproduction time and emergent broadcast obtaining information.
Step 4: if the emergent broadcast state information is the triggering state, digital TV terminal is according to the broadcasting of described emergent broadcast obtaining information loading emergency and play, and when playing duration time equaled reproduction time in the data form, digital TV terminal stopped to play broadcasting.The monitoring of reproduction time can adopt a timing circuit to realize, triggering timing circuit timing when playing beginning when the reproduction time of timing circuit timing in the data form, stops to play.
Another distortion of said method is in described step 4, the set-top box of digital TV terminal receives effective emergent broadcast when being in holding state, reaching the emergent broadcast state information is the triggering state, then at first wakes digital TV terminal up, then continues follow-up work.Such advantage is when digital TV terminal is in holding state, still can not miss the emergent broadcast that digital TV front-end sends, the raising system reliability.
Described data form also comprises the emergent broadcast attribute information, and described attribute information comprises the emergent broadcast type; Described emergent broadcast type comprises literal, picture, audio frequency and video.In the form of Fig. 2-2, the emergent broadcast type reaches Alert_type and accounts for 7, and it can represent 2
7Kind of broadcast type, the emergent broadcast type among the present invention are mainly four kinds of literal, picture, audio frequency and videos.
The another kind of corresponding described step 4 is deformed into, if the emergent broadcast state information is the triggering state, digital terminal is further judged the type of emergent broadcast and stored according to described emergent broadcast obtaining information loading emergency broadcasting and according to the emergent broadcast classification of type; If the emergent broadcast type is literal, digital TV terminal outputs to the LED front panel with Word message and shows; If the emergent broadcast type is picture or video, digital TV terminal outputs to display device with emergent broadcast and shows; If the emergent broadcast type is audio frequency, digital TV terminal outputs to alarm with emergent broadcast, is given the alarm by alarm.
Wherein digital TV terminal can be such according to the specific embodiment of described emergent broadcast obtaining information loading emergency broadcasting and broadcast: described emergent broadcast obtaining information comprises frequency, symbol rate, QAM demodulation and the program number of emergent broadcast frequency, digital TV terminal is according to the corresponding frequency of these information lockings, and download emergent broadcast in this frequency, then according to the diverse location of emergent broadcast type stores in the set-top box memory.
In order to guarantee the smooth broadcast of great emergent broadcast, described data form can also comprise control information, and described control information comprises the limited subscriber authority information and accepts the emergent broadcast enable information; The emergent broadcast attribute information also comprises emergent broadcast priority.
Accordingly, another of described step 4 is deformed into, and further comprises on the specific embodiment basis of before any step 4: whether digital terminal is the restriction user right according to the limited subscriber authority information: if then do not respond user's operation; Otherwise, receiving that user operation commands is response user operation.Here the user of indication operation is so long as be used for changing the operations such as platform, shutdown to what set-top box was sent.Especially when broadcast type be video or picture, need to be when display device shows, such practice is conducive to prevent that the user from changing platform and having missed the reception of crucial emergent broadcast, loses best hedging opportunity.
Described step 4 also comprises: digital terminal judges whether to receive new emergent broadcast according to receiving the emergent broadcast enable information: if, digital terminal is when receiving new emergent broadcast, the priority of the emergent broadcast that is at first more responding and new emergent broadcast, if the priority of new emergent broadcast is higher, then process new emergent broadcast data form according to step 3,4, if the priority of new emergent broadcast is lower, then ignore new emergent broadcast; Then directly do not ignore new emergent broadcast if do not accept new emergent broadcast.Can carry out the priority setting to emergent broadcast like this, in general, the emergent broadcast priority with great dangerous situation is higher.
Digital TV terminal to the response of step of limited subscriber authority information and to the step that receives the response of emergent broadcast enable information in no particular order.
The present invention is not limited to aforesaid embodiment.The present invention expands to any new feature or any new combination that discloses in this manual, and the arbitrary new method that discloses or step or any new combination of process.
Claims (10)
1. a method of utilizing Digital Television to send emergent broadcast is characterized in that, comprising:
Step 1: digital TV front-end is set up data form, and described data form comprises emergent broadcast state information, reproduction time and emergent broadcast obtaining information;
Step 2: digital TV front-end sends described data form;
Step 3: digital TV terminal receive data form, and the resolution data form obtains described emergent broadcast state information, reproduction time and emergent broadcast obtaining information;
Step 4: if the emergent broadcast state information is the triggering state, digital TV terminal is according to the broadcasting of described emergent broadcast obtaining information loading emergency and play, and when playing duration time equaled reproduction time in the data form, digital TV terminal stopped to play broadcasting.
2. a kind of method of utilizing Digital Television to send emergent broadcast according to claim 1 is characterized in that described data form also comprises the emergent broadcast attribute information, and described attribute information comprises the emergent broadcast type; Described emergent broadcast type comprises literal, picture, audio frequency and video.
3. a kind of method of utilizing Digital Television to send emergent broadcast according to claim 2, it is characterized in that, described step 4 is, if the emergent broadcast state information be the triggering state and this moment digital TV terminal be in holding state, then at first wake digital TV terminal up.
4. a kind of method of utilizing Digital Television to send emergent broadcast according to claim 3, it is characterized in that, described step 4 is, if the emergent broadcast state information is the triggering state, digital terminal is further judged the type of emergent broadcast and is stored according to described emergent broadcast obtaining information loading emergency broadcasting and according to the emergent broadcast classification of type; If the emergent broadcast type is literal, digital TV terminal outputs to the LED front panel with Word message and shows; If the emergent broadcast type is picture or video, digital TV terminal outputs to display device with emergent broadcast and shows; If the emergent broadcast type is audio frequency, digital TV terminal outputs to alarm with emergent broadcast, is given the alarm by alarm.
5. a kind of method of utilizing Digital Television to send emergent broadcast according to claim 4 is characterized in that described data form also comprises control information, and described control information comprises the limited subscriber authority information and accepts the emergent broadcast enable information; The emergent broadcast attribute information also comprises emergent broadcast priority.
6. a kind of method of utilizing Digital Television to send emergent broadcast according to claim 5, it is characterized in that, described step 4 is, if the emergent broadcast state information is the triggering state, digital terminal further determines whether the limited subscriber authority according to the limited subscriber authority information: if then do not respond user's operation; Otherwise, receiving that user operation commands is response user operation.
7. according to claim 5 or 6 described a kind of methods of utilizing Digital Television to send emergent broadcast, it is characterized in that, digital terminal judges whether to receive new emergent broadcast according to receiving the emergent broadcast enable information: if, digital terminal is when receiving new emergent broadcast, the priority of the emergent broadcast that is at first more responding and new emergent broadcast, if the priority of new emergent broadcast is higher, then process new emergent broadcast data form according to step 3,4, if the priority of new emergent broadcast is lower, then ignore new emergent broadcast; Then directly do not ignore new emergent broadcast if do not accept new emergent broadcast.
8. a kind of method of utilizing Digital Television to send emergent broadcast according to claim 1 is characterized in that described emergent broadcast obtaining information comprises frequency, symbol rate, QAM demodulation and the program number of emergent broadcast frequency.
9. the digital TV terminal that can respond emergent broadcast comprises control unit and the display device that is connected with control unit, it is characterized in that, also comprises alarm and LED display; Described alarm all has signal with control unit with LED display and is connected.
10. a kind of digital TV terminal that can respond emergent broadcast according to claim 9 is characterized in that, described control unit is the controller of set-top box inside, and described display device is television display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210463116.XA CN102970577B (en) | 2012-11-16 | 2012-11-16 | Digital Television is utilized to send method and the respective digital television terminal of emergent broadcast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210463116.XA CN102970577B (en) | 2012-11-16 | 2012-11-16 | Digital Television is utilized to send method and the respective digital television terminal of emergent broadcast |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102970577A true CN102970577A (en) | 2013-03-13 |
| CN102970577B CN102970577B (en) | 2015-07-29 |
Family
ID=47800397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210463116.XA Active CN102970577B (en) | 2012-11-16 | 2012-11-16 | Digital Television is utilized to send method and the respective digital television terminal of emergent broadcast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102970577B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103491419A (en) * | 2013-09-03 | 2014-01-01 | 深圳市同洲电子股份有限公司 | Method and digital receiving terminal for sending emergency broadcasts |
| CN104935960A (en) * | 2015-06-09 | 2015-09-23 | 四川长虹电器股份有限公司 | Seamless connection method between local media resource and digit television |
| CN105703860A (en) * | 2016-03-15 | 2016-06-22 | 北京数码视讯科技股份有限公司 | Emergency broadcast method and emergency broadcast device |
| CN108494515A (en) * | 2018-03-12 | 2018-09-04 | 北京数码视讯科技股份有限公司 | Response method, device, emergency broadcase system and the set-top box of emergent broadcast |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0742669A1 (en) * | 1995-05-10 | 1996-11-13 | Matsushita Electric Industrial Co., Ltd. | Notification system for television receivers |
| CN1592368A (en) * | 2003-08-29 | 2005-03-09 | 索尼株式会社 | Broadcast receiver and its method |
| CN1722801A (en) * | 2004-07-15 | 2006-01-18 | Lg电子株式会社 | Emergency alert message data structure, emergency alert message processing method and broadcast receiver |
| CN1736100A (en) * | 2002-06-27 | 2006-02-15 | 汤姆森特许公司 | Apparatus and method for providing user selectable alert modes for a television signal receiver. |
| JP2010245872A (en) * | 2009-04-07 | 2010-10-28 | Mitsubishi Electric Corp | Emergency-warning broadcasting receiving system |
-
2012
- 2012-11-16 CN CN201210463116.XA patent/CN102970577B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0742669A1 (en) * | 1995-05-10 | 1996-11-13 | Matsushita Electric Industrial Co., Ltd. | Notification system for television receivers |
| CN1736100A (en) * | 2002-06-27 | 2006-02-15 | 汤姆森特许公司 | Apparatus and method for providing user selectable alert modes for a television signal receiver. |
| CN1592368A (en) * | 2003-08-29 | 2005-03-09 | 索尼株式会社 | Broadcast receiver and its method |
| CN1722801A (en) * | 2004-07-15 | 2006-01-18 | Lg电子株式会社 | Emergency alert message data structure, emergency alert message processing method and broadcast receiver |
| JP2010245872A (en) * | 2009-04-07 | 2010-10-28 | Mitsubishi Electric Corp | Emergency-warning broadcasting receiving system |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103491419A (en) * | 2013-09-03 | 2014-01-01 | 深圳市同洲电子股份有限公司 | Method and digital receiving terminal for sending emergency broadcasts |
| CN104935960A (en) * | 2015-06-09 | 2015-09-23 | 四川长虹电器股份有限公司 | Seamless connection method between local media resource and digit television |
| CN105703860A (en) * | 2016-03-15 | 2016-06-22 | 北京数码视讯科技股份有限公司 | Emergency broadcast method and emergency broadcast device |
| CN105703860B (en) * | 2016-03-15 | 2018-10-02 | 北京数码视讯科技股份有限公司 | A kind of emergent broadcast method and device |
| CN108494515A (en) * | 2018-03-12 | 2018-09-04 | 北京数码视讯科技股份有限公司 | Response method, device, emergency broadcase system and the set-top box of emergent broadcast |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102970577B (en) | 2015-07-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US9078044B2 (en) | System and method for bypassing an emergency alert break-in for a television program | |
| CN203482325U (en) | Intelligent video monitoring system | |
| EP3086561A1 (en) | Information pushing method, device, and system | |
| CN1722801A (en) | Emergency alert message data structure, emergency alert message processing method and broadcast receiver | |
| CN1636339A (en) | Systems for monitoring broadcast content | |
| CN102970577B (en) | Digital Television is utilized to send method and the respective digital television terminal of emergent broadcast | |
| CN102572357A (en) | Video monitoring system front end memory method and video monitoring system | |
| CN103327366A (en) | One-way video-on-demand method, one-way video-on-demand related equipment and one-way video-on-demand system | |
| US8336067B2 (en) | System and method for bypassing an emergency alert break-in | |
| US20140165111A1 (en) | Synchronous display streaming system and synchronous displaying method | |
| CN105791752A (en) | Method and device for signal common cable transmission | |
| CN102088631B (en) | Live and demand broadcast method of digital television (TV) programs as well as related device and system | |
| CN103796045A (en) | IPTV system, mobile terminal, and live broadcasting watching reminding realizing methods by IPTV system and mobile terminal | |
| KR20220100096A (en) | Reception device and reception method | |
| CN103327402A (en) | ATSC television program real-time playing fault analysis device | |
| CN104301773A (en) | Method for making network broadcast channel playing and DTV channel playing compatible | |
| CN103248945A (en) | Image transmission method and system | |
| KR20170057287A (en) | Self-adaptive Receving Method, Device and System for Radio Signal | |
| CN100586170C (en) | A kind of illegal interfering signal monitoring method | |
| CN103686336B (en) | Video playing control method and device | |
| CN102740120A (en) | Digital television live program broadcasting integrity judging method | |
| CN202455448U (en) | Alarm switching device for digital TV | |
| WO2018009338A1 (en) | Management of emergency alert wake up bits | |
| CN101098425A (en) | Method for displaying port of video device or status information of terminal | |
| CN203482194U (en) | Portable intelligent terminal |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |