CN101340248A - Display method and receiving terminal of urgent broadcast - Google Patents

Display method and receiving terminal of urgent broadcast Download PDF

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Publication number
CN101340248A
CN101340248A CNA2008101182266A CN200810118226A CN101340248A CN 101340248 A CN101340248 A CN 101340248A CN A2008101182266 A CNA2008101182266 A CN A2008101182266A CN 200810118226 A CN200810118226 A CN 200810118226A CN 101340248 A CN101340248 A CN 101340248A
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CN
China
Prior art keywords
described
data
web page
message
broadcast
Prior art date
Application number
CNA2008101182266A
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Chinese (zh)
Inventor
张辉
王西强
肖兵
郭洛玮
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北京创毅视讯科技有限公司
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Priority to CNA2008101182266A priority Critical patent/CN101340248A/en
Publication of CN101340248A publication Critical patent/CN101340248A/en

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Abstract

The invention discloses a display method of emergency broadcast, which comprises the following steps: emergency broadcast messages from the broadcast messages sending terminal are received and message data from the received emergency broadcast messages is analyzed; the message data comprises text data and multimedia auxiliary data; a hypertext markup language HTML web page is created according to the received message data; a browser window is called to display the created HTML web page. The invention also discloses a receiving terminal, and pictures, audio, video and other multimedia auxiliary data of the emergency broadcast can be conveniently displayed by the HTML web page. The display method has the advantages that the implement operation is simple; the extra development of display interfaces and players for the multimedia auxiliary data is avoided; the multimedia display of the emergency broadcast messages can be conveniently realized only by supporting a browser, and the development cost is saved.

Description

The display packing of urgent broadcast and receiving terminal

Technical field

The present invention relates to the mobile broadcast communication technology, relate in particular to a kind of display packing and receiving terminal of urgent broadcast.

Background technology

Along with the fast development of wireless communication technology, Voice ﹠ Video coding techniques and large scale integrated circuit technology, the application of broadcast technology has reached the stage of making rapid progress.Wherein, China mobile multi-media broadcasting technology is meant towards receiving terminal, transmit the radio and television new technology of value-added services such as real time picture, Voice ﹠ Video content as mobile phone, vehicle-mounted receiver and personal digital assistant (PDA, PersonalDigital Assistant) etc.The application of China mobile multi-media broadcasting technology has broken through original TV of seeing must become the new business growth point of the radio and television and the communications industry in the limitation of fixed location, also is the inexorable trend of broadcast technology development from now on.

In actual applications, need to utilize the mode of broadcast communication system sometimes, the public is informed in the emergency that takes place with emergency broadcast message.So-called emergency is meant unexpected generation, the incident that causes or may cause great casualties, property loss, environmental destruction, serious social danger and endanger public security.Emergency broadcast message is to adopt modes such as text, multi-medium data that emergency is described, and broadcasts to the public's by emergency broadcast system.Multimedia data broadcast (the CMMB of China Mobile, China MobileMultimedia Broadcasting) standard code, emergency broadcast message not only can be described by text mode, can also describe by multi-medium data modes such as picture, Voice ﹠ Videos, and multi-medium datas such as picture, Voice ﹠ Video are defined as the multimedia auxiliary data.The CMMB standard has also been stipulated when emergency takes place, and by video or audio broadcasting business the user is instructed, so that can better tackle the incident of burst, and this class is used for consumer-oriented broadcasting service is defined as with reference to professional.

Existing receiving terminal can only show the emergency broadcast message of text mode, also can't provide a kind of method that the emergency broadcast message of multi-medium data modes such as picture, Voice ﹠ Video is shown at present, thereby makes troubles for user's use; In addition, the method for existing demonstration urgent broadcast needs the special display routine of customized development, defines special display interface, realizes the operation more complicated.

Summary of the invention

In view of this, main purpose of the present invention is to provide a kind of display packing and receiving terminal of urgent broadcast, can conveniently show multimedia auxiliary datas such as picture in the urgent broadcast, Voice ﹠ Video.

For achieving the above object, technical scheme of the present invention is achieved in that

The invention provides a kind of display packing of urgent broadcast, this method comprises:

Reception is from the emergency broadcast message of broadcast transmitting terminal;

Parse message data from the emergency broadcast message that receives, described message data comprises text data and multimedia auxiliary data;

Generate the HTML html web page according to described message data;

Calling browser window shows the html web page that is generated.

Described reception further comprises from the emergency broadcast message of broadcast transmitting terminal: according to from the sign of the urgent broadcast in the broadcast of described broadcast transmitting terminal, judge whether there is emergency broadcast message in the described broadcast.

Describedly generate html web page according to message data and further comprise: the text data in the described message data is write in the described html web page by html tag.

Described text data being write in the html web page by html tag further comprises: by CSS CSS described text data is controlled.

Describedly generate html web page according to message data and further comprise:

The described multimedia auxiliary data of file extent star according to the multimedia auxiliary data type appointment in the described message data saves as media file;

By html tag, and according to the media file generation html web page of being preserved.

Comprise the path that is used in reference to multimedia auxiliary data in described media file in the described html tag.

This method further comprises: comprise in the message data with reference to professional if parse, then switch to reference to business channels and play described reference business.

The present invention also provides a kind of receiving terminal, comprising:

The message sink module is used to receive the emergency broadcast message from the broadcast transmitting terminal;

Data resolution module is used for parsing message data from the emergency broadcast message that receives, and described message data comprises text data and multimedia auxiliary data;

The webpage generation module is used for generating html web page according to described message data;

Display module is used to call browser window the html web page that is generated is shown.

Described webpage generation module further comprises:

The text data processing sub is used for writing in the described html web page by the text data of html tag with described message data;

Multimedia auxiliary data processing sub is used for the file extension according to the multimedia auxiliary data type appointment of described message data, and described multimedia auxiliary data is saved as media file; By html tag, and according to the media file generation html web page of being preserved.

Described receiving terminal also comprises: with reference to Service Processing Module, be used for switching to reference to business channels and playing described reference business when the message data that parses comprises with reference to business.

The display packing of a kind of urgent broadcast provided by the present invention and receiving terminal, with the text data in the emergency broadcast message, and multimedia auxiliary data such as picture, Voice ﹠ Video is with HTML (HTML, Hypertext Markup Language) form of webpage shows, make that receiving terminal need not additionally to develop display interface and player at the multimedia auxiliary data, only need to support browser can conveniently realize the multimedia display of emergency broadcast message, saved development cost; In addition, the page mode that the present invention adopts the user to be familiar with shows emergency broadcast message, has made things convenient for user's experience.

Description of drawings

Fig. 1 is the flow chart of the display packing of a kind of urgent broadcast of the present invention;

Fig. 2 is the effect schematic diagram of html web page videotex data among the present invention;

Fig. 3 is for passing through the effect schematic diagram of the html web page videotex data of CSS among the present invention;

Fig. 4 is the effect schematic diagram of html web page videotex data among the present invention and auxiliary data;

Fig. 5 is the composition structural representation of a kind of receiving terminal of the present invention.

Embodiment

The technical solution of the present invention is further elaborated below in conjunction with the drawings and specific embodiments.

The display packing of a kind of urgent broadcast provided by the present invention, as shown in Figure 1, this method mainly may further comprise the steps:

Step 101, receiving terminal receives the emergency broadcast message from the broadcast transmitting terminal.

In emergency broadcast system, normally adopt multiplexing mode to transmit to message data, promptly broadcast channel frame is made of a plurality of multiplexed frames, and each multiplexed frame is made up of multiplex frame head, one or more multiplexed sub frame and filling; Each multiplexed sub frame is made up of subframe head, video-frequency band, audio section and data segment again.Include several slots (TS in the broadcast channel frame, Time Slot), comprise a beacon and some OFDMs (OFDM, Orthogonal Frequency Division Multiplexing) symbol among each TS, message data and control information just are carried on these TS.

When needs send emergency broadcast message, message datas such as the text data that the broadcast transmitting terminal in the emergency broadcast system will need to send, picture, Voice ﹠ Video are encapsulated in the urgent broadcast table, and the urgent broadcast table after will encapsulating is multiplexed among the TS0 of control logic channel and sends to receiving terminal.

According to the regulation of CMMB standard, it is the urgent broadcast sign that two bits are arranged in the multiplex frame head, whether has emergency broadcast message in order to sign, if promptly in the broadcast of Fa Songing emergency broadcast message is arranged, then is designated 1; If do not have emergency broadcast message in the broadcast that sends, then be designated 0.

In the CMMB standard also the type to multimedia auxiliary datas such as picture, Voice ﹠ Videos define, as shown in table 1,

Types value Type ??1 ??audio/wav ??2 ??video/avi ??3 ??image/gif ??4 ??image/png

Table 1

As can be seen from Table 1, the voice data that defines in the CMMB standard (audio) type is waveform (wav, waveform) form, video data (video) type is Audio Video Interleaved (avi, audiovideo interleaved) form, image data (image) type comprises portable network graphic (png, portablenetwork graphics) form and image exchange (gif, graphics interchange format) form.Certainly, along with the continuous variation of CMMB standard is upgraded, also can define the type of more multimedia auxiliary data, to satisfy the various needs in the practical application.

Step 102, receiving terminal parses message data from the emergency broadcast message that receives, and this message data comprises text data and multimedia auxiliary data.

After receiving terminal receives broadcast from the broadcast transmitting terminal, judge in the broadcast that is received according to the urgent broadcast sign whether emergency broadcast message is arranged, for example: be designated at 0 o'clock at urgent broadcast, judging in the broadcast that is received does not have emergency broadcast message; Be designated at 1 o'clock at urgent broadcast, judging in the broadcast that is received has emergency broadcast message.

When judgement had emergency broadcast message, receiving terminal obtained the urgent broadcast table from TS0, and parsed message data from the urgent broadcast table, comprising text data, image data, video data and voice data etc.

Step 103, receiving terminal generates html web page according to message data.

HTML is a kind of SGML that is used for making webpage, owing to have advantages such as powerful, that making is simple, HTML has become a kind of SGML that is most widely used at present.And in fact html web page is exactly the html document of being made up of rich and varied html tag.Among the present invention, the message data that the receiving terminal basis parses, and utilize rich and varied html tag to generate html web page.

For the text data that parses, receiving terminal can utilize html tag that text data is write direct in the html web page.The html tag that is used for the operation of corresponding text data has a variety of, as:<pre〉</pre 〉,<h1〉</h1 〉,<h2〉</h2 〉,<h3〉</h3 〉,<h4〉</h4 〉,<h5〉</h5 〉,<h6〉</h6 〉,<b〉</b 〉,<i〉</i 〉,<u〉</u 〉,<tt〉</tt 〉,<cite〉</cite 〉,<em〉</em 〉,<strong〉</strong 〉,<font〉<font〉or the like.The operation that for example text data is write html web page is elaborated below.

The file index.html by name of example 1:HTML webpage, file content is as follows:

<!DOCTYPE?HTML?PUBLIC″-//W3C//DTD?HTML?4.0?Transitional//EN″>

<HTML>

<HEAD>

<TITLE〉urgent broadcast</TITLE 〉

<META????CONTENT=″text/html;????charset=gb2312″HTTP-EQUIV=Content-Type>

</HEAD>

<BODY>

<H1〉14: 28 on the 12nd May, 8 grades of violent earthquakes take place in the Wenchuan, Sichuan!</H1 〉

</BODY>

</HTML>

Thereby realize that " in 14: 28 on the 12nd May, 8 grades of violent earthquakes take place the Wenchuan, Sichuan with text data! " be written in the html web page.

In addition, for the operation of text data, can also pass through CSS (CSS, Cascading Style Sheets) among the present invention and carry out abundant more control.As the file of routine 2:HTML webpage index.html by name, file content is as follows:

<!DOCTYPE?HTML?PUBLIC″-//W3C//DTD?HTML?4.0?Transitional//EN″>

<HTML>

<HEAD>

<TITLE〉urgent broadcast</TITLE 〉

<META????CONTENT=″text/html;????charset=gb2312″HTTP-EQUIV=Content-Type>

<style?type=″text/css″>

span.highlight

{

background-color:yellow

}

span.redtext

{

color:red

}

h1{text-decoration:underline}

</style>

</HEAD>

<BODY>

<H1〉14: 28 on the 12nd May,<span class=" highlight "〉Wenchuan, Sichuan</span〉generation<span class=" redtext "〉8 grades of violent earthquakes</span 〉!</H1 〉

</BODY>

</HTML>

Thereby realize that " in 14: 28 on the 12nd May, 8 grades of violent earthquakes take place the Wenchuan, Sichuan with text data! " be written in the html web page, and the font of " Wenchuan, Sichuan " and " 8 grades of violent earthquakes " is labeled as eye-catching color.

For multimedia auxiliary datas such as the picture that parses, Voice ﹠ Videos, receiving terminal needs elder generation to save as media file according to file extent star's multimedia auxiliary data of multimedia auxiliary data type appointment; Utilize html tag again, and generate html web page according to the media file of being preserved.The html tag that is used for corresponding multimedia auxiliary data operation also has a variety of, for example, can utilize<img〉etc. label image data is operated, be specially:<img src=" xxx.gif " or<img src=" xxx.png " 〉, wherein, src=" xxx.gif " and " xxx.png " are the path of the media file of preserving image data; Can utilize<bgsound〉and<embed etc. label voice data is operated<bgsound and<embed in comprise the path that is used in reference to diaphone audio data in media file; Can also utilize<object〉etc. label video data is operated<object in comprise the path that is used in reference to corresponding video data in media file.For example the processing procedure of multimedia auxiliary data is elaborated below.

Example 3: suppose that emergency broadcast message comprises text data " 14: 28 on the 12nd May; 8 grades of violent earthquakes take place the Wenchuan, Sichuan " and a picture auxiliary data of describing the gif form of seismology, after terminal receives emergency broadcast message, at first parse text data according to text data length, learn that according to the auxiliary data type auxiliary data is the gif type again, obtain the gif image data according to auxiliary data length, and the gif image data saved as picture file, filename can be self-defined, such as/SavePath/image1.gif, what wherein SavePath represented is store path.Generate html web page file index.html according to the data that receive, file content is as follows:

<!DOCTYPE?HTML?PUBLIC″-//W3C//DTD?HTML?4.0Transitional//EN″>

<HTML>

<HEAD>

<TITLE〉urgent broadcast</TITLE 〉

<META????CONTENT=″text/html;????charset=gb2312″HTTP-EQUIV=Content-Type>

<style?type=″text/css″>

span.highlight

{

background-color:yellow

}

span.redtext

{

color:red

}

h1{text-decoration:underline}

h2{text-decoration:line-through}

h3{text-decoration:underline}

</style>

</HEAD>

<BODY>

<H1〉14: 28 on the 12nd May,<span class=" highlight "〉Wenchuan, Sichuan</span〉generation<span class=" redtext "〉8 grades of violent earthquakes</span 〉!</H1 〉

<IMG?SRC=″/SavePath/image1.gif″>

</BODY>

</HTML>

Hence one can see that, and the operation of step 103 for file data, is actually by html tag file data is write direct in the html web page; For the multimedia auxiliary data, be actually by html tag and indicated corresponding multimedia auxiliary data residing position in media file, so that from media file, obtain corresponding multimedia auxiliary data according to html tag.

Step 104, receiving terminal are called browser window the html web page that is generated are shown.

Receiving terminal of the present invention not only needs to support the web browser function, also need to possess the Voice ﹠ Video plug-in unit that to play wav and avi formatted file, thereby can realize that browser calls the Voice ﹠ Video plug-in unit Voice ﹠ Video data in the html web page are play.Example 1 in the above-mentioned steps 103, example 2 and the display effect figure of example 3 on html web page are respectively as Fig. 2, Fig. 3 and shown in Figure 4.

In addition, it is pointed out that if comprise in the message data that receiving terminal parses in the above-mentioned steps 102, then can switch to reference to business channels the reference business that parses is play with reference to professional, playing directive function to the user, thus the better incident of reply burst.

For example: when the user is watching the sports cast of CCTV Olympic Games channel by receiving terminal, receive emergency broadcast message suddenly, and this emergency broadcast message comprises with reference to professional, is the CCTV news channel with reference to business, and then terminal program switches to the broadcast of CCTV news channel immediately.In addition, also CMMB audio/video program player can be made the plug-in unit of browser, so just can directly play with reference to professional at the urgent broadcast browser window by plug-in unit.

For realizing the display packing of above-mentioned urgent broadcast, the present invention also provides a kind of receiving terminal, and as shown in Figure 5, this receiving terminal comprises: message sink module 10, data resolution module 20, webpage generation module 30 and display module 40.Wherein, message sink module 10 is used to receive the emergency broadcast message from the broadcast transmitting terminal.Data resolution module 20 links to each other with message sink module 10, is used for parsing message data from the emergency broadcast message that receives, and this message data comprises text data and multimedia auxiliary data.Webpage generation module 30 links to each other with data resolution module 20, is used for generating html web page according to message data.Display module 40 links to each other with webpage generation module 30, is used to call browser window the html web page that is generated is shown.

As a preferred embodiment of the present invention, above-mentioned webpage generation module 30 further comprises: text data processing sub 31 and multimedia auxiliary data processing sub 32.Wherein, text data processing sub 31 links to each other with data resolution module 20, is used for by html tag text data being write html web page.Multimedia auxiliary data processing sub 32 links to each other with data resolution module 20, is used for saving as media file according to file extent star's multimedia auxiliary data of multimedia auxiliary data type appointment; Generate html web page again by html tag, and according to the media file of being preserved.

As another preferred embodiment of the present invention, receiving terminal of the present invention also comprises on the basis of above-mentioned module with reference to Service Processing Module 50, link to each other with data resolution module 20, be used for when the message data that parses comprises with reference to business, switching to reference to business channels and playing with reference to professional.

In sum, the display packing of urgent broadcast of the present invention and receiving terminal, with the text data in the emergency broadcast message, and multimedia auxiliary data such as picture, Voice ﹠ Video shows with the form of html web page, make that receiving terminal need not additionally to develop display interface and player at the multimedia auxiliary data, only need to support browser can conveniently realize the multimedia display of emergency broadcast message, saved development cost; In addition, the page mode that the present invention adopts the user to be familiar with shows emergency broadcast message, has made things convenient for user's experience.

The above is preferred embodiment of the present invention only, is not to be used to limit protection scope of the present invention.

Claims (10)

1, a kind of display packing of urgent broadcast is characterized in that, this method comprises:
Reception is from the emergency broadcast message of broadcast transmitting terminal;
Parse message data from the emergency broadcast message that receives, described message data comprises text data and multimedia auxiliary data;
Generate the HTML html web page according to described message data;
Calling browser window shows the html web page that is generated.
2, according to the display packing of the described urgent broadcast of claim 1, it is characterized in that, described reception further comprises from the emergency broadcast message of broadcast transmitting terminal: according to from the sign of the urgent broadcast in the broadcast of described broadcast transmitting terminal, judge whether there is emergency broadcast message in the described broadcast.
3, according to the display packing of claim 1 or 2 described urgent broadcasts, it is characterized in that, describedly generate html web page according to message data and further comprise: the text data in the described message data is write in the described html web page by html tag.
According to the display packing of the described urgent broadcast of claim 3, it is characterized in that 4, described text data being write in the html web page by html tag further comprises: by CSS CSS described text data is controlled.
5, according to the display packing of claim 1 or 2 described urgent broadcasts, it is characterized in that, describedly generate html web page according to message data and further comprise:
The described multimedia auxiliary data of file extent star according to the multimedia auxiliary data type appointment in the described message data saves as media file;
By html tag, and according to the media file generation html web page of being preserved.
6, according to the display packing of the described urgent broadcast of claim 5, it is characterized in that, comprise the path that is used in reference to multimedia auxiliary data in described media file in the described html tag.
According to the display packing of claim 1 or 2 described urgent broadcasts, it is characterized in that 7, this method further comprises: comprise in the message data with reference to professional if parse, then switch to reference to business channels and play described reference business.
8, a kind of receiving terminal is characterized in that, comprising:
The message sink module is used to receive the emergency broadcast message from the broadcast transmitting terminal;
Data resolution module is used for parsing message data from the emergency broadcast message that receives, and described message data comprises text data and multimedia auxiliary data;
The webpage generation module is used for generating html web page according to described message data;
Display module is used to call browser window the html web page that is generated is shown.
9, described according to Claim 8 receiving terminal is characterized in that, described webpage generation module further comprises:
The text data processing sub is used for writing in the described html web page by the text data of html tag with described message data;
Multimedia auxiliary data processing sub is used for the file extension according to the multimedia auxiliary data type appointment of described message data, and described multimedia auxiliary data is saved as media file; By html tag, and according to the media file generation html web page of being preserved.
10, according to Claim 8 or 9 described receiving terminals, it is characterized in that described receiving terminal also comprises: with reference to Service Processing Module, be used for comprising when professional in the message data that parses, switch to play with reference to business channels described with reference to professional.
CNA2008101182266A 2008-08-07 2008-08-07 Display method and receiving terminal of urgent broadcast CN101340248A (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101807964A (en) * 2010-03-22 2010-08-18 中广传播有限公司 Method for realizing emergency broadcasting and receiving of emergencies
CN102510556A (en) * 2011-10-25 2012-06-20 中兴通讯股份有限公司 Mobile alert service method and system, and relevant equipment
CN105075154A (en) * 2013-02-27 2015-11-18 索尼公司 A relay device, method and computer program
CN105744379A (en) * 2014-12-11 2016-07-06 中兴通讯股份有限公司 Method for realizing early warning, and server

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101807964A (en) * 2010-03-22 2010-08-18 中广传播有限公司 Method for realizing emergency broadcasting and receiving of emergencies
CN102510556A (en) * 2011-10-25 2012-06-20 中兴通讯股份有限公司 Mobile alert service method and system, and relevant equipment
WO2012155574A1 (en) * 2011-10-25 2012-11-22 中兴通讯股份有限公司 Mobile alert service method and system and related device
US9426534B2 (en) 2011-10-25 2016-08-23 Zte Corporation Method and system for providing mobile alert service, and related device
CN105075154A (en) * 2013-02-27 2015-11-18 索尼公司 A relay device, method and computer program
US9888370B2 (en) 2013-02-27 2018-02-06 Sony Corporation Relay device, method and computer program
CN105075154B (en) * 2013-02-27 2018-03-02 索尼公司 Trunking, method and computer program
CN105744379A (en) * 2014-12-11 2016-07-06 中兴通讯股份有限公司 Method for realizing early warning, and server

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Open date: 20090107