CN110351601A - Civil air defense publicity and education terminal device and method - Google Patents
Civil air defense publicity and education terminal device and method Download PDFInfo
- Publication number
- CN110351601A CN110351601A CN201910584674.3A CN201910584674A CN110351601A CN 110351601 A CN110351601 A CN 110351601A CN 201910584674 A CN201910584674 A CN 201910584674A CN 110351601 A CN110351601 A CN 110351601A
- Authority
- CN
- China
- Prior art keywords
- audio
- people
- air
- air defense
- education
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/53—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers
- H04H20/59—Arrangements specially adapted for specific applications, e.g. for traffic information or for mobile receivers for emergency or urgency
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/65—Arrangements characterised by transmission systems for broadcast
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H40/00—Arrangements specially adapted for receiving broadcast information
- H04H40/18—Arrangements characterised by circuits or components specially adapted for receiving
- H04H40/27—Arrangements characterised by circuits or components specially adapted for receiving specially adapted for broadcast systems covered by groups H04H20/53 - H04H20/95
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
- H04N21/6125—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving transmission via Internet
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/81—Monomedia components thereof
- H04N21/8126—Monomedia components thereof involving additional data, e.g. news, sports, stocks, weather forecasts
- H04N21/814—Monomedia components thereof involving additional data, e.g. news, sports, stocks, weather forecasts comprising emergency warnings
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
Abstract
The embodiment of the present invention proposes civil air defense publicity and education terminal device and method.It include: that terminal is provided in anti-air-raid and disaster-preventing alarm, people's air defense private network interface is connected to external anti-air-raid and disaster-preventing alarm issue server, the first audio-video input interface connection of audio and video output interface and audiovideo switcher by people's air defense private network；People's air defense propaganda and education terminal, internet or lan interfaces pass through internet or LAN connection to external people's air defense propaganda and education multimedia publisher server, the second audio-video input interface connection of audio and video output interface and audiovideo switcher；Audiovideo switcher, the first audio-video input interface are provided terminal with anti-air-raid and disaster-preventing alarm and are connect, and the second audio-video input interface is connect with people's air defense propaganda and education terminal, the audio-video input interface connection of audio and video output interface and audio/video player；The audio and video output interface of audio/video player, audio-video input interface and audiovideo switcher connects.The embodiment of the present invention expands the coverage area of people's air defense propaganda and education, reduces the cost of people's air defense propaganda and education.
Description
Technical field
The present invention relates to people's air defence technical field more particularly to civil air defense publicity and education terminal device and methods.
Background technique
Currently, current people's air defense national defence propaganda and education directly facing the less of the common people, is that alarm tries and day carries out a people's air defense mostly
Communication and education.Education style is more original such as: distributing leaflets, propaganda car, these modes are first is that ununified standard, second is that making
It is less with currently popular publicity mode, so leading to that propaganda and education's effect of people's air defence is poor, coverage area is small.Some places are in public affairs
Occasion construction multimedia large-size screen monitors carry out people's air defense propaganda and education, but the few then hundreds of thousands of this mode construction cost altogether, how then millions of, can not
It is a large amount of universal.
Similarly, the alert device of people's air defence authorities setting is the roof that building is arranged in mostly, belongs to room
Outer alarm has a preferable effect for external and field, but in low layer room, underground space effect it is weaker, in addition
The alert device in each city has focused largely on city, and coverage area is unsatisfactory.
Summary of the invention
The embodiment of the present invention proposes civil air defense publicity and education terminal device and method, to expand civil air defense publicity and education
Coverage area, and reduce the cost of civil air defense publicity and education.
The technical solution of the embodiment of the present invention is achieved in that
A kind of civil air defense publicity and education terminal device, the terminal device include: that terminal, people's air defense are provided in anti-air-raid and disaster-preventing alarm
Propaganda and education's terminal, audiovideo switcher and audio/video player, wherein
Terminal is provided in anti-air-raid and disaster-preventing alarm, has people's air defense private network interface and audio and video output interface, and people's air defense private network interface is logical
It crosses people's air defense private network and is connected to external anti-air-raid and disaster-preventing alarm issue server, the first of audio and video output interface and audiovideo switcher
The connection of audio-video input interface；
There are people's air defense propaganda and education terminal internet or lan interfaces and audio and video output interface, internet or local area network to connect
Mouth passes through internet or LAN connection to external people's air defense propaganda and education multimedia publisher server, audio and video output interface and audio-video
Second audio-video input interface of switch connects；
There is audiovideo switcher the first audio-video input interface, the second audio-video input interface and audio-video output to connect
Mouthful, the first audio-video input interface is provided terminal with anti-air-raid and disaster-preventing alarm and is connect, the second audio-video input interface and people's air defense propaganda and education
The audio-video input interface of terminal connection, audio and video output interface and audio/video player connects；
Audio/video player has audio-video input interface, the audio-video of audio-video input interface and audiovideo switcher
Output interface connection.
The people's air defense private network interface is people's air defense wireless private network interface or people's air defense wired private network interface.
A kind of civil air defense publicity and education terminal device, the terminal device include: that terminal, people's air defense are provided in anti-air-raid and disaster-preventing alarm
Propaganda and education's terminal, the first audio/video player and the second audio/video player, wherein
Terminal is provided in anti-air-raid and disaster-preventing alarm, has people's air defense private network interface and audio and video output interface, and people's air defense private network interface is logical
It crosses people's air defense private network and is connected to external anti-air-raid and disaster-preventing alarm issue server, audio and video output interface and the first audio/video player
The connection of audio-video input interface；
There are people's air defense propaganda and education terminal internet or lan interfaces and audio and video output interface, internet or local area network to connect
Mouth passes through internet or LAN connection to external people's air defense propaganda and education multimedia publisher server, audio and video output interface and the second sound
The audio-video input interface of video player connects；
First audio/video player has audio-video input interface, audio-video input interface and anti-air-raid and disaster-preventing alarm granting
The audio and video output interface of terminal connects；
Second audio/video player has audio-video input interface, the sound of audio-video input interface and people's air defense propaganda and education terminal
Video output interface connection.
The people's air defense private network interface is people's air defense wireless private network interface or people's air defense wired private network interface.
A kind of civil air defense publicity and education method, this method are applied in terminal device as described above, this method comprises:
Anti-air-raid and disaster-preventing alarm is provided terminal and is sent out from people's air defense private network interface to external anti-air-raid and disaster-preventing alarm issue server
The anti-air-raid and disaster-preventing alarm come, is sent to audiovideo switcher by audio and video output interface for the alarm；
People's air defense propaganda and education terminal receives external people's air defense propaganda and education multimedia publisher server hair from internet or lan interfaces
The people's air defense propaganda and education multi-medium data come, is sent to audiovideo switcher by audio and video output interface for the multi-medium data；
Audiovideo switcher receives anti-air-raid and disaster-preventing alarm from the first audio-video input interface, directly that the anti-air-raid and disaster-preventing is alert
Report is sent to audio/video player by audio and video output interface and plays out；
Audiovideo switcher receives people's air defense propaganda and education multi-medium data from the second audio-video input interface, judges current first
Whether audio-video input interface receives anti-air-raid and disaster-preventing alarm, if so, ignoring people's air defense propaganda and education multi-medium data, by anti-air-raid and disaster-preventing
Alarm is sent to audio/video player by audio and video output interface and plays out；Otherwise, people's air defense propaganda and education multi-medium data is led to
It crosses audio and video output interface and is sent to audio/video player and play out.
The method further includes:
Anti-air-raid and disaster-preventing alarm is provided terminal and is sent out from people's air defense private network interface to external City Emergency Linkage Control System publisher server
The City Emergency Linkage Control System data are sent to audio-video switching by audio and video output interface by the City Emergency Linkage Control System data come
Device；
Audiovideo switcher receives City Emergency Linkage Control System data from the first audio-video input interface, directly answers the city
Anxious linkage data are sent to audio/video player by audio and video output interface and play out.
The anti-air-raid and disaster-preventing alarm that terminal receives is provided in the anti-air-raid and disaster-preventing alarm are as follows: the type identification of anti-air-raid and disaster-preventing alarm
Or anti-air-raid and disaster-preventing alert content；
And if the anti-air-raid and disaster-preventing alarm received is the type identification of anti-air-raid and disaster-preventing alarm, stored from itself all kinds of
Corresponding anti-air-raid and disaster-preventing alert content is found in the anti-air-raid and disaster-preventing alert content of type, and will be in the anti-air-raid and disaster-preventing alarm that found
Appearance is sent to audiovideo switcher；
If the anti-air-raid and disaster-preventing alarm received is anti-air-raid and disaster-preventing alert content, which is directly sent out
Give audiovideo switcher.
The method further includes:
People's air defense propaganda and education terminal receives the content update notice that external people's air defense propaganda and education multimedia publisher server is sent, then to people
Anti- propaganda and education's multimedia publisher server sends content update request, after the update sent with people's air defense propaganda and education multimedia publisher server
People's air defense propaganda and education multi-medium data update local people's air defense propaganda and education multi-medium data；
Wherein, the content update request are as follows: external people's air defense propaganda and education multimedia publisher server is receiving user's input
The updated people's air defense propaganda and education multi-medium data for people's air defense propaganda and education terminal after, Xiang Suoshu people's air defense propaganda and education's terminal initiate
's.
A kind of civil air defense publicity and education method, this method are applied in terminal device as described above, this method comprises:
Anti-air-raid and disaster-preventing alarm is provided terminal and is sent out from people's air defense private network interface to external anti-air-raid and disaster-preventing alarm issue server
The anti-air-raid and disaster-preventing alarm come, is sent to the first audio/video player by audio and video output interface for the alarm；
People's air defense propaganda and education terminal receives external people's air defense propaganda and education multimedia publisher server hair from internet or lan interfaces
The people's air defense propaganda and education multi-medium data come, is sent to the second audio and video playing by audio and video output interface for the multi-medium data
Device；
First audio/video player receives anti-air-raid and disaster-preventing alarm from audio-video input interface, and it is alert to play the anti-air-raid and disaster-preventing
Report；
Second audio/video player receives people's air defense propaganda and education multi-medium data from audio-video input interface, plays people's air defense a surname
Teach multi-medium data.
The method further includes:
It is logical from people's air defense private network interface to external City Emergency Linkage Control System publisher server that terminal is provided in anti-air-raid and disaster-preventing alarm
The City Emergency Linkage Control System data that people's air defense private network is sent are crossed, which is sent to by audio and video output interface
First audio/video player；
First audio/video player receives City Emergency Linkage Control System data from audio-video input interface, plays the city emergency
Link data.
The embodiment of the present invention utilizes audio/video player, and people's air defense propaganda and education terminal and anti-air-raid and disaster-preventing alarm are provided terminal and all collected
At in same equipment, but it is unrelated, and the network of two terminals is also unrelated, improves people's air defense propaganda and education and anti-air-raid and disaster-preventing is alert
The coverage area of report, and, it reduces costs.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the civil air defense publicity and education terminal device that one embodiment of the invention provides；
Fig. 2 be another embodiment of the present invention provides civil air defense publicity and education terminal device structural schematic diagram；
Fig. 3 is that civil air defense publicity and education terminal device shown in FIG. 1 provided in an embodiment of the present invention carries out people's air defence
The method flow diagram of communication and education；
Fig. 4 is that civil air defense publicity and education terminal device shown in Fig. 2 provided in an embodiment of the present invention carries out people's air defence
The method flow diagram of communication and education；
Fig. 5 is the method flow that people's air defense propaganda and education provided in an embodiment of the present invention terminal 11 transmits people's air defense propaganda and education multi-medium data
Figure；
Fig. 6 is the method flow diagram that anti-air-raid and disaster-preventing alarm provided in an embodiment of the present invention provides that terminal 11 transmits alarm；
Fig. 7 is the method flow diagram that audiovideo switcher 13 provided in an embodiment of the present invention carries out audio-video signal transmission；
Fig. 8 is people's air defense propaganda and education multi-medium data update method flow chart provided in an embodiment of the present invention.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the present invention is further described in more detail.
Fig. 1 is the structural schematic diagram for the civil air defense publicity and education terminal device that one embodiment of the invention provides, the terminal
Equipment includes: that terminal 11, people's air defense propaganda and education terminal 12, audiovideo switcher 13 and audio/video player are provided in anti-air-raid and disaster-preventing alarm
14, wherein
Terminal 11 is provided in anti-air-raid and disaster-preventing alarm, has people's air defense private network interface and audio and video output interface, people's air defense private network interface
External anti-air-raid and disaster-preventing alarm issue server 10, audio and video output interface and audiovideo switcher 13 are connected to by people's air defense private network
The first audio-video input interface connection.
Wherein, people's air defense private network interface be people's air defense wireless private network interface such as: (Long Term Evolution, is drilled LTE for a long time
Into) interface, data radio station interface, Big Dipper short message interface etc. or people's air defense wired private network interface such as: optical fiber private network interface,
PSTN (Public Switched Telephone Network, Public Switched Telephone Network) interface etc..
Wherein, people's air defense private network interface and audio and video output interface are transmitted under the control of a processor.
People's air defense propaganda and education terminal 12 has internet or lan interfaces and audio and video output interface, internet or/and local
Network interface arrives external people's air defense propaganda and education multimedia publisher server 20 by internet or LAN connection, audio and video output interface and
Second audio-video input interface of audiovideo switcher 13 connects.
Wherein, internet or lan interfaces and audio and video output interface are transmitted under the control of a processor.
Audiovideo switcher 13 has the first audio-video input interface, the second audio-video input interface and audio-video output
Interface, the first audio-video input interface are provided terminal 11 with anti-air-raid and disaster-preventing alarm and are connect, the second audio-video input interface and people's air defense
Propaganda and education's terminal 12 connects, and audio and video output interface is connect with the audio-video input interface of audio/video player 14.
Wherein, internet or lan interfaces and audio and video output interface are transmitted under the control of a processor.
Audio/video player 14 has audio-video input interface, the sound of audio-video input interface and audiovideo switcher 13
Video output interface connection.
In practical applications, terminal 11 is provided in anti-air-raid and disaster-preventing alarm can also be connected to external city by people's air defense private network interface
Emergency cooperative publisher server 30.
Fig. 2 be another embodiment of the present invention provides civil air defense publicity and education terminal device structural schematic diagram, the end
End equipment specifically includes that terminal 21, people's air defense propaganda and education terminal 22, the first audio/video player 23 and second are provided in anti-air-raid and disaster-preventing alarm
Audio/video player 24, in which:
Terminal 21 is provided in anti-air-raid and disaster-preventing alarm, has people's air defense private network interface and audio and video output interface, people's air defense private network interface
External anti-air-raid and disaster-preventing alarm issue server 10, audio and video output interface and the first audio and video playing are connected to by people's air defense private network
The audio-video input interface of device 23 connects.
Wherein, people's air defense private network interface be people's air defense wireless private network interface such as: LTE interface, data radio station interface, Big Dipper short message
Interface etc. or people's air defense wired private network interface is such as: optical fiber private network interface, PSTN interface.
Wherein, people's air defense private network interface and audio and video output interface are transmitted under the control of a processor.
People's air defense propaganda and education terminal 22 has internet or lan interfaces and audio and video output interface, internet or local area network
Interface arrives external people's air defense propaganda and education multimedia publisher server 20 by internet or LAN connection, audio and video output interface and the
The audio-video input interface of two audio/video players 24 connects.
Wherein, internet or lan interfaces and audio and video output interface are transmitted under the control of a processor.
First audio/video player 23, has audio-video input interface, and audio-video input interface and anti-air-raid and disaster-preventing alarm are sent out
Put the audio and video output interface connection of terminal 21.
Second audio/video player 24 has audio-video input interface, audio-video input interface and people's air defense propaganda and education terminal 22
Audio and video output interface connection.
Fig. 3 is that civil air defense publicity and education terminal device shown in FIG. 1 provided in an embodiment of the present invention carries out people's air defence
The method flow diagram of communication and education, the specific steps of which are as follows:
Step 301: anti-air-raid and disaster-preventing alarm provides the processor of terminal 11 from people's air defense private network interface to external anti-air defence
The anti-air-raid and disaster-preventing alarm that calamity alarm issue server 10 is sent, is sent to audio-video by audio and video output interface for the alarm and cuts
Parallel operation 13.
Step 302: the processor of audiovideo switcher 13 receives anti-air-raid and disaster-preventing alarm from the first audio-video input interface,
The anti-air-raid and disaster-preventing alarm is directly sent to audio/video player 14 by audio and video output interface to play out.
Step 303: the processor of people's air defense propaganda and education terminal 12 receives external people's air defense propaganda and education from internet or lan interfaces
The people's air defense propaganda and education multi-medium data that multimedia publisher server 20 is sent sends out the multi-medium data by audio and video output interface
Give audiovideo switcher 13.
Step 304: the processor of audiovideo switcher 13 receives the more matchmakers of people's air defense propaganda and education from the second audio-video input interface
Volume data ignores people's air defense propaganda and education multi-medium data if current first audio-video input interface receives anti-air-raid and disaster-preventing alarm, will
Anti-air-raid and disaster-preventing alarm is sent to audio/video player 14 by audio and video output interface and plays out；Otherwise, people's air defense propaganda and education is more
Media data is sent to audio/video player 14 by audio and video output interface and plays out.
In practical applications, when anti-air-raid and disaster-preventing alarm provides the processor of terminal 11 from people's air defense private network interface to outside
The City Emergency Linkage Control System data are passed through audio-video by the City Emergency Linkage Control System data that City Emergency Linkage Control System publisher server 30 is sent
Output interface is sent to audiovideo switcher 13；The processor of audiovideo switcher 13 is received from the first audio-video input interface
The City Emergency Linkage Control System data are directly sent to audio/video player by audio and video output interface by City Emergency Linkage Control System data
14 play out.
Fig. 4 is that civil air defense publicity and education terminal device shown in Fig. 2 provided in an embodiment of the present invention carries out people's air defence
The method flow diagram of communication and education, the specific steps of which are as follows:
Step 401: anti-air-raid and disaster-preventing alarm provides the processor of terminal 21 from people's air defense private network interface to external anti-air defence
The alarm is sent to the first sound view by audio and video output interface by the anti-air-raid and disaster-preventing alarm that calamity alarm issue server 10 is sent
Frequency player 23.
Step 402: the processor of people's air defense propaganda and education terminal 22 receives external people's air defense propaganda and education from internet or lan interfaces
The people's air defense propaganda and education multi-medium data that multimedia publisher server 20 is sent sends out the multi-medium data by audio and video output interface
Give the second audio/video player 24.
Step 403: the first audio/video player 23 receives anti-air-raid and disaster-preventing alarm from audio-video input interface, and it is anti-to play this
Empty disaster prevention warning.
Step 404: the second audio/video player 24 receives people's air defense propaganda and education multi-medium data from audio-video input interface, broadcasts
Put the people's air defense propaganda and education multi-medium data.
In practical applications, when anti-air-raid and disaster-preventing alarm provides the processor of terminal 21 from people's air defense private network interface to outside
The City Emergency Linkage Control System data are passed through audio-video by the City Emergency Linkage Control System data that City Emergency Linkage Control System publisher server 30 is sent
Output interface sends the first audio/video player 23；First audio/video player 23 receives city from audio-video input interface and answers
Anxious linkage data, play the City Emergency Linkage Control System data.
The embodiment of the present invention provides terminal, audio-video using audio/video player, people's air defense propaganda and education terminal, anti-air-raid and disaster-preventing alarm
People's air defense communication and education and air defence warning granting are effectively bonded together by switch etc..Based on audio/video player, by people's air defense
Propaganda and education's terminal and anti-air-raid and disaster-preventing alarm are provided terminal and are all integrated in same equipment, but unrelated；The network of two terminals
Unrelated, using networks such as internet, internal cable net, 4G nets, terminal is provided in anti-air-raid and disaster-preventing alarm to be made people's air defense propaganda and education terminal
With people's air defense private network；In audio-video signal output end, two terminal connection audiovideo switchers carry out timesharing broadcasting, or respectively connect
Connect an audio/video player.Usually, people's air defense propaganda and education terminal works, transmitting audio-video signal to audio/video player,
When there is alarm to provide demand, then alarm granting is carried out.
Using civil air defense publicity and education terminal device provided in an embodiment of the present invention, people's air defense propaganda and education can be greatly improved
With the coverage area of anti-air-raid and disaster-preventing alarm so as to enter market, subterranean commercial area, underground traffic dry for people's air defense propaganda and education and indoor alarm
The places such as road, community, school；And it is usually used for the communication and education of people's air defense and national defence, it can be used for thing of fighting calamities and providing relief and happen suddenly when anxious
Therefore the forecast of natural calamity in situation and urgent notification, wartime accuse for people's air defence alarm granting, evacuation guidance, real-time information processing
Know.And civil air defense publicity and education terminal device structure provided in an embodiment of the present invention is simple, cost is relatively low.
Fig. 5 is the method flow that people's air defense propaganda and education provided in an embodiment of the present invention terminal 11 transmits people's air defense propaganda and education multi-medium data
Figure, the specific steps of which are as follows:
Step 501: people's air defense propaganda and education multimedia data file is passed through internet by people's air defense propaganda and education multimedia publisher server 20
Or lan interfaces are sent.
Step 502: 12 electrifying startup of people's air defense propaganda and education terminal, into working condition, processor obtains the related setting of the machine
Include: the screen placement direction (transverse screen or vertical screen) of current audio/video player, screen intensity, play people's air defense propaganda and education multimedia number
According to when volume, the timing shutdown time of audio/video player etc..
Step 503: the processor of people's air defense propaganda and education terminal 12 receives the more matchmakers of people's air defense propaganda and education from internet or lan interfaces
People's air defense propaganda and education multimedia data file is saved in storage by the people's air defense propaganda and education multimedia data file that body publisher server 20 is sent
In module.
Step 504: the processor of people's air defense propaganda and education terminal 12 obtains the preconfigured more matchmakers of people's air defense propaganda and education from memory module
The playlist of volume data file.
Step 505: the processor of people's air defense propaganda and education terminal 12 is successively read people's air defense a surname according to playlist from memory module
Teach multimedia data file.
Step 506: the processor of people's air defense propaganda and education terminal 12 broadcasts current needs according to the setting information of audio/video player
The audio-video signal that the Content Transformation put is adapted at the setting information with audio/video player.
Such as: according to the screen placement direction (transverse screen or vertical screen) of audio/video player, screen intensity, play people's air defense propaganda and education
Volume etc. when multi-medium data currently will need the Content Transformation played to fit at the setting information with audio/video player
The audio-video signal matched.
Step 507: defeated by audio-video after the processor of people's air defense propaganda and education terminal 12 encodes current audio-video signal
Outgoing interface is output to audiovideo switcher 13.
Audiovideo switcher 13 is shown in the description to process shown in Fig. 7 as follows to the transmission process of audio-video signal.
People's air defense propaganda and education terminal 22 transmits process and 12 transmission people of above-mentioned people's air defense propaganda and education terminal of people's air defense propaganda and education multi-medium data
The process of anti-propaganda and education's multi-medium data is similar, and difference is only that, in step 507, the processor of people's air defense propaganda and education terminal 12 is to current
After audio-video signal is encoded, the second audio/video player 24 is output to by audio and video output interface.
Fig. 6 is the method flow diagram that anti-air-raid and disaster-preventing alarm provided in an embodiment of the present invention provides that terminal 11 transmits alarm,
Specific step is as follows:
Step 601: the alarm that anti-air-raid and disaster-preventing alarm issue server 10 receives user's selection is provided anti-in regional scope
Empty disaster prevention warning provides terminal 11 and to provide the alarm types (air defense that terminal 11 is provided for selected anti-air-raid and disaster-preventing alarm
Or disaster prevention warning) or editor the content of announcement to be provided (emergency notice or evacuation information etc.).
Step 602: anti-air-raid and disaster-preventing alarm issue server 10 carries out alarm to user and provides Authorized operation.
Such as: key, password that anti-air-raid and disaster-preventing alarm delivery system inputs user etc. are verified.
Step 603: after alarm granting authorization passes through, if what is provided is alarm types, service is provided in anti-air-raid and disaster-preventing alarm
The coding of alarm types is handed down to selected anti-air-raid and disaster-preventing alarm by device 10 provides terminal 11, if what is provided is content of announcement,
Selected anti-air-raid and disaster-preventing alarm granting terminal 11 is handed down to after carrying out binary coding to content of announcement.
Step 604: the processor that terminal 11 is provided in anti-air-raid and disaster-preventing alarm receives alarm class from internet or lan interfaces
Type coding or informed code.
Step 605: if anti-air-raid and disaster-preventing alarm provide terminal 11 receive be alarm types coding, processor according to this
Encode the multimedia file that corresponding alarm is read from memory module；If what is received is informed code, processor will be notified
Coding is reduced into word content, and word content is converted into voice by TTS (Text To Speech, Text To Speech).
Step 606: anti-air-raid and disaster-preventing alarm provides the processor of terminal 11 according to the setting information of audio/video player, will work as
It is preceding that the alarm played or content of announcement is needed to be converted into the audio-video signal being adapted to the setting information of audio/video player.
Such as: according to the screen placement direction (transverse screen or vertical screen) of audio/video player, screen intensity, play people's air defense propaganda and education
Volume etc. when multi-medium data currently will need the alarm played or content of announcement to be converted into and audio/video player
The audio-video signal of setting information adaptation.
Step 607: after the processor that terminal 11 is provided in anti-air-raid and disaster-preventing alarm encodes current audio-video signal, passing through
Audio and video output interface is output to audiovideo switcher 13.
Audiovideo switcher 13 is shown in the description to process shown in Fig. 7 as follows to the transmission process of audio-video signal.
The process and the above-mentioned anti-air-raid and disaster-preventing alarm granting transmission of terminal 11 that terminal 21 transmits alarm are provided in anti-air-raid and disaster-preventing alarm
The process of alarm is similar, and difference is only that, in step 607, the processor that terminal 21 is provided in anti-air-raid and disaster-preventing alarm regards current sound
After frequency signal is encoded, the first audio/video player 23 is output to by audio and video output interface.
Fig. 7 is the method flow diagram that audiovideo switcher 13 provided in an embodiment of the present invention carries out audio-video signal transmission,
The specific steps of which are as follows:
Step 701: the processor of audiovideo switcher 13 receives audio-video signal from the first audio-video input interface, to this
After audio-video signal is decoded, audio/video player 14 is output to by audio and video output interface.
Step 702: the processor of audiovideo switcher 13 receives audio-video signal, judgement from the second audio-video input interface
The audio-video signal of the first audio-video input interface input currently whether is received, if so, executing step 703；Otherwise, step is executed
Rapid 704.
Step 703: the processor of audiovideo switcher 13 ignores the sound view received from the second audio-video input interface
Frequency signal, return step 701.
Step 704: the processor of audiovideo switcher 13 is to the audio-video received from the second audio-video input interface
After signal is decoded, audio/video player 14 is output to by audio and video output interface.
It should be noted that people's air defense propaganda and education terminal 12,22 can be run always after starting, therefore people's air defense propaganda and education audio-video signal
It is continuously to be output to audiovideo switcher 13 or the second audio/video player 24.And terminal is provided in anti-air-raid and disaster-preventing alarm
11,21 just enter working condition only after the instruction for receiving anti-air-raid and disaster-preventing alarm issue server 10, and by specified police
The audio-video signal of report or content of announcement is output in audiovideo switcher 13 or the first audio/video player 23.
Fig. 8 is people's air defense propaganda and education multi-medium data update method flow chart provided in an embodiment of the present invention, and specific steps are such as
Under:
Step 801: the reception user's input of people's air defense propaganda and education multimedia publisher server 20 will carry out people's air defense propaganda and education multimedia
The mark for the people's air defense propaganda and education terminal 12 or 22 that data update receives the updated people's air defense propaganda and education multi-medium data of user's input.
When carrying out people's air defense propaganda and education multi-medium data and updating, usually user is from people's air defense propaganda and education multimedia publisher server 20
The people's air defense propaganda and education multi-medium data (video and picture etc.) made locally is uploaded, or issues and takes in people's air defense propaganda and education multimedia
Text modification is carried out to already existing people's air defense propaganda and education multimedia data contents in people's air defense propaganda and education terminal 12 or 22 on business device 20, is broadcast
The operations such as sequence movement are put forward, when operating completion to some link, people's air defense propaganda and education multimedia publisher server 20 will do it content
Legitimacy detection, it is unacceptable can prompt user carry out related amendments.
Step 802: after the completion of people's air defense propaganda and education multimedia publisher server 20 confirms that people's air defense propaganda and education multi-medium data updates,
Encryption and packing processing are carried out to updated people's air defense propaganda and education multi-medium data, updated people's air defense propaganda and education multi-medium data is protected
It is stored in database.
Step 803: people's air defense propaganda and education multimedia publisher server 20 detects that user exits people's air defense propaganda and education multi-medium data more
New function, to carry out in step 801, the transmission update of people's air defense propaganda and education terminal 12 or 22 that people's air defense propaganda and education multi-medium data updates is logical
Know.
Step 804: people's air defense propaganda and education multimedia publisher server 20 receives the update that people's air defense propaganda and education terminal 12 or 22 is sent and asks
It asks, updated people's air defense propaganda and education multi-medium data packet is taken out from database, and be sent to people's air defense propaganda and education terminal 12 or 22.
In practical application scene, there may be the networking of part people's air defense propaganda and education terminal 12 or 22, part people's air defense propaganda and education is whole
The case where end 12 or 22 is not networked, updates for the people's air defense propaganda and education multi-medium data under both of these case, and the embodiment of the present invention is given
Go out online updating and offline update scheme, specific as follows:
One, for the people's air defense propaganda and education terminal 12 or 22 that do not network, the more matchmakers of people's air defense propaganda and education are carried out using the mode updated offline
Volume data updates operation, one key of updated people's air defense propaganda and education multi-medium data is copied in dedicated encrypted USB flash disk, then by user
Encrypted U disk is inserted into offline people's air defense propaganda and education terminal 12 or 22, people's air defense propaganda and education terminal 12 or 22 detects that encrypted U disk is inserted into
Afterwards, the data in encrypted U disk are obtained automatically.
Two, it for the people's air defense propaganda and education terminal 12 or 22 of networking, is sent out receiving people's air defense propaganda and education multimedia publisher server 20
After the update notification come, people's air defense propaganda and education multimedia publisher server 20 can be connected immediately, and initiates to update request.
In order to improve the reliability of people's air defense propaganda and education multi-medium data transmission, people's air defense propaganda and education terminal 12 or 22 is being obtained in update
When appearance (downloading or offline), key verification can be all carried out, by key verification, content authentication will be continued to execute, do not pass through content
Verification, directly terminates process；People's air defense propaganda and education terminal 12 or 22 is arrived into storage by the people's air defense propaganda and education multi-medium data of content authentication
Propaganda and education's data memory module in.
Wherein, key verification can be used following asymmetric encryption mode, which need two keys carry out encryption and
Decryption, the two code keys are public-key cryptography (public key, abbreviation public key) and private cipher key (private key, referred to as private
Key), the mode between information transmitting terminal and receiving end using asymmetric encryption completes the safe transmission of information, and transmitting terminal generates one
To key (public key and private key) and public key is disclosed to other sides, the receiving end for obtaining the public key is carried out using the cipher key pair information
Be then forwarded to transmitting terminal after encryption, transmitting terminal saved again with oneself it is another private key (private key) to encrypted information into
Row decryption.Receiving end can only be decrypted with its private key (private key) by the information after corresponding public key encryption.
Content authentication can be used such as under type: people's air defense propaganda and education terminal 12 is by holding received people's air defense propaganda and education multi-medium data
Row hash operations check the correctness of data, and hash function is one and the data character string of random length is converted to short consolidate
The one-way operation of the value of measured length.Any two character string should not have identical hashed value (that is, it is different for having " very big possibility "
, and artificially to create to carry out the identical character string of two hashed values and should be difficult).Later by received people
Anti- propaganda and education's multi-medium data executes hash operations to check the correctness of data.Calculated hashed value is brought and is transmitted with data
Hashed value compare.If two values are identical, illustrate that the data of transmission are completely errorless, was not tampered with.
The advantageous effects of the embodiment of the present invention are as follows:
1) propaganda and education covers: the people's air defense propaganda and education mode of relatively current mainstream, in coverage area, propaganda and education's effect, content update, shadow
The degree of sound has great advantage.
2) alarm covers: terminal device provided in an embodiment of the present invention is due to install convenient, market, underground traffic indoors
The convenient a large amount of layings in the places such as arterial highway, school, community, can cover as the supplement of anti-air-raid and disaster-preventing alarm, greatly improve people
The coverage area of anti-alarm.
3 is safe and secret: people's air defense national defence propaganda and education is not belonging to concerning security matters content, and air defence warning and part disaster prevention warning belong to concerning security matters
Content, in order to solve being perfectly combined for two functions, in the embodiment of the present invention, people's air defense propaganda and education terminal is had using internet, inside
The modes such as gauze, 4G net access, and anti-air-raid and disaster-preventing alarm provides terminal and then passes through people's air defense private network and access, two sets of networks completely every
From.In audio-video signal output, operated using audiovideo switcher or one audio/video player of respective connection, audio-video
Switch or two audio/video players only receive the audio-video signal of two terminals, and people can not be accessed in any manner
Terminal is provided in anti-propaganda and education's terminal or anti-air-raid and disaster-preventing alarm, it is ensured that the safety of terminal.In information transmission, the embodiment of the present invention is adopted
With the mode of content authentication and asymmetric encryption, prevent that the hidden danger that alarm is accidentally rung occurs.
4) intelligent sound: the embodiment of the present invention is integrated with intelligent sound playing function, so that when carrying out related announcement, sound
Video player can also be played back content of announcement sound-box device other than showing content of announcement by way of voice,
Allow the common people not in face of terminal device that can also hear the content of notice.Terminal device when playing anti-air-raid and disaster-preventing alarm, in addition to
It sounds an alarm outside sound, it can also be in the broadcast mode and meaning of the display screen display current alert of equipment.
5) remote on-off: the embodiment of the present invention may be implemented to carry out long-range Real-Time Switch machine by remote server and determine
When switching on and shutting down operate, the case where the live manual operation that this function is significantly reduced, the online updating of the function combination product,
State real-time detection etc. is, it can be achieved that truly unattended.
6) long-range volume control: in order to improve efficiency and reduce live manual operation.The adjusting of volume, it is only necessary to
Remote server carries out simple operations, so that it may by the volume adjustment of all terminal devices in regional scope to suitable size, nothing
Field Force is needed individually to adjust every equipment.
7) install convenient: the present invention be embodiment provide terminal device console mode and wall-mounted design can be used, as long as
There is the place of power supply, can be carried out installation and deployment.
8) emergency cooperative: terminal device provided in an embodiment of the present invention cannot only be applied to people's air defense field, can also lead to
It crosses and is docked with the emergency organization in city, by emergency cooperative interface, disaster prevention warning, emergency notice etc. are applied to emergency management and rescue portion
Men Zhong avoids the repeated construction in terms of usually emergency.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent substitution, improvement and etc. done be should be included within the scope of the present invention.
Claims (10)
1. a kind of civil air defense publicity and education terminal device, which is characterized in that the terminal device includes: anti-air-raid and disaster-preventing alarm granting
Terminal, people's air defense propaganda and education terminal, audiovideo switcher and audio/video player, wherein
Terminal is provided in anti-air-raid and disaster-preventing alarm, has people's air defense private network interface and audio and video output interface, and people's air defense private network interface passes through people
Anti- private network is connected to external anti-air-raid and disaster-preventing alarm issue server, the first sound view of audio and video output interface and audiovideo switcher
The connection of frequency input interface；
People's air defense propaganda and education terminal, has internet or lan interfaces and audio and video output interface, and internet or lan interfaces are logical
Internet or LAN connection is crossed to switch to external people's air defense propaganda and education multimedia publisher server, audio and video output interface and audio-video
Second audio-video input interface of device connects；
Audiovideo switcher has the first audio-video input interface, the second audio-video input interface and audio and video output interface, the
One audio-video input interface is provided terminal with anti-air-raid and disaster-preventing alarm and is connect, and the second audio-video input interface and people's air defense propaganda and education terminal connect
It connects, the audio-video input interface connection of audio and video output interface and audio/video player；
Audio/video player has audio-video input interface, the audio-video output of audio-video input interface and audiovideo switcher
Interface connection.
2. terminal device according to claim 1, which is characterized in that the people's air defense private network interface is that people's air defense wireless private network connects
Mouth or people's air defense wired private network interface.
3. a kind of civil air defense publicity and education terminal device, which is characterized in that the terminal device includes: anti-air-raid and disaster-preventing alarm granting
Terminal, people's air defense propaganda and education terminal, the first audio/video player and the second audio/video player, wherein
Terminal is provided in anti-air-raid and disaster-preventing alarm, has people's air defense private network interface and audio and video output interface, and people's air defense private network interface passes through people
Anti- private network is connected to external anti-air-raid and disaster-preventing alarm issue server, the sound view of audio and video output interface and the first audio/video player
The connection of frequency input interface；
People's air defense propaganda and education terminal, has internet or lan interfaces and audio and video output interface, and internet or lan interfaces are logical
Internet or LAN connection are crossed to external people's air defense propaganda and education multimedia publisher server, audio and video output interface and the second audio-video
The audio-video input interface of player connects；
First audio/video player, has audio-video input interface, and terminal is provided in audio-video input interface and anti-air-raid and disaster-preventing alarm
Audio and video output interface connection；
Second audio/video player has audio-video input interface, the audio-video of audio-video input interface and people's air defense propaganda and education terminal
Output interface connection.
4. terminal device according to claim 3, which is characterized in that the people's air defense private network interface is that people's air defense wireless private network connects
Mouth or people's air defense wired private network interface.
5. a kind of civil air defense publicity and education method, this method are applied in terminal device as described in claim 1, this method
Include:
Anti-air-raid and disaster-preventing alarm provides what terminal was sent from people's air defense private network interface to external anti-air-raid and disaster-preventing alarm issue server
The alarm is sent to audiovideo switcher by audio and video output interface by anti-air-raid and disaster-preventing alarm；
People's air defense propaganda and education terminal receives what external people's air defense propaganda and education multimedia publisher server was sent from internet or lan interfaces
The multi-medium data is sent to audiovideo switcher by audio and video output interface by people's air defense propaganda and education multi-medium data；
Audiovideo switcher receives anti-air-raid and disaster-preventing alarm from the first audio-video input interface, directly leads to the anti-air-raid and disaster-preventing alarm
It crosses audio and video output interface and is sent to audio/video player and play out；
Audiovideo switcher receives people's air defense propaganda and education multi-medium data from the second audio-video input interface, judges current first sound view
Whether frequency input interface receives anti-air-raid and disaster-preventing alarm, if so, ignoring people's air defense propaganda and education multi-medium data, by anti-air-raid and disaster-preventing alarm
Audio/video player is sent to by audio and video output interface to play out；Otherwise, people's air defense propaganda and education multi-medium data is passed through into sound
Video output interface is sent to audio/video player and plays out.
6. according to the method described in claim 5, it is characterized in that, the method further includes:
Anti-air-raid and disaster-preventing alarm provides what terminal was sent from people's air defense private network interface to external City Emergency Linkage Control System publisher server
The City Emergency Linkage Control System data are sent to audiovideo switcher by audio and video output interface by City Emergency Linkage Control System data；
Audiovideo switcher receives City Emergency Linkage Control System data from the first audio-video input interface, directly joins the city emergency
Dynamic data are sent to audio/video player by audio and video output interface and play out.
7. according to the method described in claim 5, it is characterized in that, the air defense that terminal receives is provided in the anti-air-raid and disaster-preventing alarm
Disaster prevention warning are as follows: the type identification or anti-air-raid and disaster-preventing alert content of anti-air-raid and disaster-preventing alarm；
And if the anti-air-raid and disaster-preventing alarm received is the type identification of anti-air-raid and disaster-preventing alarm, stored from itself all types of
Corresponding anti-air-raid and disaster-preventing alert content is found in anti-air-raid and disaster-preventing alert content, and the anti-air-raid and disaster-preventing alert content found is sent out
Give audiovideo switcher；
If the anti-air-raid and disaster-preventing alarm received is anti-air-raid and disaster-preventing alert content, which is transmitted directly to
Audiovideo switcher.
8. according to the method described in claim 5, it is characterized in that, the method further includes:
People's air defense propaganda and education terminal receives the content update notice that external people's air defense propaganda and education multimedia publisher server is sent, then Xiang Renfang is declared
Multimedia publisher server is taught to send content update request, the updated people sent with people's air defense propaganda and education multimedia publisher server
Anti- propaganda and education's multi-medium data updates local people's air defense propaganda and education multi-medium data；
Wherein, the content update request are as follows: external people's air defense propaganda and education multimedia publisher server is in the needle for receiving user's input
After the updated people's air defense propaganda and education multi-medium data of people's air defense propaganda and education terminal, what Xiang Suoshu people's air defense propaganda and education's terminal was initiated.
9. a kind of civil air defense publicity and education method, this method are applied in terminal device as claimed in claim 3, this method
Include:
Anti-air-raid and disaster-preventing alarm provides what terminal was sent from people's air defense private network interface to external anti-air-raid and disaster-preventing alarm issue server
The alarm is sent to the first audio/video player by audio and video output interface by anti-air-raid and disaster-preventing alarm；
People's air defense propaganda and education terminal receives what external people's air defense propaganda and education multimedia publisher server was sent from internet or lan interfaces
The multi-medium data is sent to the second audio/video player by audio and video output interface by people's air defense propaganda and education multi-medium data；
First audio/video player receives anti-air-raid and disaster-preventing alarm from audio-video input interface, plays the anti-air-raid and disaster-preventing alarm；
Second audio/video player receives people's air defense propaganda and education multi-medium data from audio-video input interface, and it is more to play the people's air defense propaganda and education
Media data.
10. according to the method described in claim 9, it is characterized in that, the method further includes:
Anti-air-raid and disaster-preventing alarm provides terminal and passes through people from people's air defense private network interface to external City Emergency Linkage Control System publisher server
The City Emergency Linkage Control System data are sent to first by audio and video output interface by the City Emergency Linkage Control System data that anti-private network is sent
Audio/video player；
First audio/video player receives City Emergency Linkage Control System data from audio-video input interface, plays the City Emergency Linkage Control System
Data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910584674.3A CN110351601B (en) | 2019-07-01 | 2019-07-01 | Civil air defense propaganda education terminal equipment and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910584674.3A CN110351601B (en) | 2019-07-01 | 2019-07-01 | Civil air defense propaganda education terminal equipment and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110351601A true CN110351601A (en) | 2019-10-18 |
| CN110351601B CN110351601B (en) | 2021-09-17 |
Family
ID=68177777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910584674.3A Active CN110351601B (en) | 2019-07-01 | 2019-07-01 | Civil air defense propaganda education terminal equipment and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110351601B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201673578U (en) * | 2010-06-08 | 2010-12-15 | 厦门日华科技股份有限公司 | Antiaircraft and anti-disaster alarm screen |
| US20110181780A1 (en) * | 2010-01-25 | 2011-07-28 | Barton James M | Displaying Content on Detected Devices |
| CN102449594A (en) * | 2009-09-18 | 2012-05-09 | 李银锡 | Triple display device, and computer employing same |
| CN202615552U (en) * | 2012-05-22 | 2012-12-19 | 南京厚华通信设备有限责任公司 | Underground space multimedia alarm system |
| CN104346886A (en) * | 2014-10-28 | 2015-02-11 | 郑州欧丽信大电子信息股份有限公司 | Outdoor multimedia alarming terminal |
| CN204926756U (en) * | 2015-08-04 | 2015-12-30 | 深圳大为世纪科技有限公司 | Multi -functional safety information fire control of double screen propaganda machine |
| CN105430528A (en) * | 2015-12-10 | 2016-03-23 | 安徽省亚轩通讯科技有限公司 | Four-network-in-one intelligent terminal |
| AU2016101424A4 (en) * | 2015-09-08 | 2016-09-15 | Apple Inc. | Device, method, and graphical user interface for providing audiovisual feedback |
| CN207024416U (en) * | 2017-03-31 | 2018-02-23 | 厦门日华科技股份有限公司 | A kind of emergency evacuation and escape guidance system |
| CN210091689U (en) * | 2019-07-01 | 2020-02-18 | 湖南科大天河通信股份有限公司 | People's air defense propaganda education terminal equipment |
-
2019
- 2019-07-01 CN CN201910584674.3A patent/CN110351601B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102449594A (en) * | 2009-09-18 | 2012-05-09 | 李银锡 | Triple display device, and computer employing same |
| US20110181780A1 (en) * | 2010-01-25 | 2011-07-28 | Barton James M | Displaying Content on Detected Devices |
| CN201673578U (en) * | 2010-06-08 | 2010-12-15 | 厦门日华科技股份有限公司 | Antiaircraft and anti-disaster alarm screen |
| CN202615552U (en) * | 2012-05-22 | 2012-12-19 | 南京厚华通信设备有限责任公司 | Underground space multimedia alarm system |
| CN104346886A (en) * | 2014-10-28 | 2015-02-11 | 郑州欧丽信大电子信息股份有限公司 | Outdoor multimedia alarming terminal |
| CN204926756U (en) * | 2015-08-04 | 2015-12-30 | 深圳大为世纪科技有限公司 | Multi -functional safety information fire control of double screen propaganda machine |
| AU2016101424A4 (en) * | 2015-09-08 | 2016-09-15 | Apple Inc. | Device, method, and graphical user interface for providing audiovisual feedback |
| CN105430528A (en) * | 2015-12-10 | 2016-03-23 | 安徽省亚轩通讯科技有限公司 | Four-network-in-one intelligent terminal |
| CN207024416U (en) * | 2017-03-31 | 2018-02-23 | 厦门日华科技股份有限公司 | A kind of emergency evacuation and escape guidance system |
| CN210091689U (en) * | 2019-07-01 | 2020-02-18 | 湖南科大天河通信股份有限公司 | People's air defense propaganda education terminal equipment |
Non-Patent Citations (2)
| Title |
|---|
| YANGZHENGSHU: "XX市人防指挥中心LED显示屏方案", 《百度文库》 * |
| 刘国平: "人民防空警报控制系统设计与实现", 《中国优秀硕士学位论文全文数据库（电子期刊）》 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110351601B (en) | 2021-09-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103152106B (en) | Based on ultrasound information method for pushing and the system of audio frequency | |
| CN106256111B (en) | Method for verifying message | |
| ES2229214T3 (en) | METHOD AND APPARATUS FOR CODING / DECODING BROADCASTED OR RECORDED SEGMENTS AND TO MONITOR THE EXHIBITION OF THE HEARING TO THEM. | |
| KR101000691B1 (en) | Streaming of digital data to a portable device | |
| US20080064326A1 (en) | Systems and Methods for Casting Captions Associated With A Media Stream To A User | |
| CN101958889B (en) | Information processing method and information processing system | |
| US8667068B2 (en) | Method and apparatus for electronic message delivery | |
| CN108809625A (en) | A kind of intelligent home control system based on block chain, method and device | |
| CN105027148A (en) | Presence detection using Bluetooth and hybrid-mode transmitters | |
| CN108736981A (en) | It is a kind of wirelessly to throw screen method, apparatus and system | |
| JP2009541847A (en) | Disaster warning device, system and method | |
| CN108513099A (en) | A kind of scenic spot real time monitoring live broadcast system based on mobile Internet | |
| CN101006701A (en) | Method and system for setting up a secure environment in wireless universal plug and play (UPnP) networks | |
| CN105550899A (en) | Media distribution system and method for intelligent terminal | |
| WO2016062153A1 (en) | Method, system, and terminal for secure transmission of audio data | |
| KR102107668B1 (en) | Wireless village broadcasting system for disaster broadcasting | |
| US20090100509A1 (en) | Emergency notification system | |
| CN110351601A (en) | Civil air defense publicity and education terminal device and method | |
| KR20190023569A (en) | Wireless village broadcasting system for disaster broadcasting | |
| KR102088201B1 (en) | Broadcasting system for linking disaster information and method thereof | |
| CN116192313A (en) | Broadcast control method, broadcast access device and emergency broadcast system | |
| CN210091689U (en) | People's air defense propaganda education terminal equipment | |
| TW201419845A (en) | Systems and methods for presentation request and delivery | |
| CN110062336B (en) | Broadcasting method and device for air defense and disaster prevention alarm, electronic equipment and storage medium | |
| CN114189744B (en) | Multimedia playing method, system and device based on two-dimension code and display screen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |