CN104660357A - Multi-channel emergency broadcast intelligent terminal system and control method based on priority - Google Patents
Multi-channel emergency broadcast intelligent terminal system and control method based on priority Download PDFInfo
- Publication number
- CN104660357A CN104660357A CN201510106090.7A CN201510106090A CN104660357A CN 104660357 A CN104660357 A CN 104660357A CN 201510106090 A CN201510106090 A CN 201510106090A CN 104660357 A CN104660357 A CN 104660357A
- Authority
- CN
- China
- Prior art keywords
- emergent broadcast
- control
- management
- data
- control command
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
The invention discloses a multi-channel emergency broadcast intelligent terminal system and a control method based on priority. The multi-channel emergency broadcast intelligent terminal system comprises a multi-channel receiving module, a main control module, a power supply module and a power amplifier module, wherein the multi-channel receiving module mainly consists of a direct broadcast star receiving component, a wired digital television receiving component, a ground digital television receiving component, a medium wave receiving component and a frequency modulation receiving component; the multi-channel receiving module is used for receiving and processing input signals of multiple channels and used for demodulating the received signals and subsequently transmitting to the main control module for signal and data processing. Compared with a conventional emergency broadcast intelligent terminal, the multi-channel emergency broadcast intelligent terminal system adopts main-standby double-power supply design and multi-channel design based on priority, so that the power calamity resistance and the channel calamity resistance of the emergency broadcast intelligent terminal are improved. Due to adoption of double-feedback network design, not only is the network calamity resistance of the emergency broadcast intelligent terminal improved, but also the management control and feedback functions of the emergency broadcast intelligent terminal are greatly improved.
Description
Technical field
The present invention is applicable to emergent broadcast technical field, relates to emergent broadcast terminal system, particularly relates to a kind of multichannel emergent broadcast intelligent terminal system based on priority and control method.
Background technology
Along with the quickening of the fast development of economy and industrialization, Development of China's Urbanization, the pressure that public health security, enterprise's production safety, traffic safety etc. face increases gradually, particularly present stage is in the crucial moment of economic development, social transformation, various traditional and unconventional, natural and social, international interweave with domestic risk contradiction and deposit, Emergent Public Events probability obviously increases, and also faces the baptism that Emergent Public Events brings in the future for a long period of time.Therefore, set up emergency broadcase system that is round-the-clock, comprehensive, all the period of time day by day urgent and important, be not only related to life property safety of people, and be related to socio-economic development.
Emergency broadcase system is made up of early warning information distribution platform, emergent broadcast management platform, part such as transmission overlay network and emergent broadcast terminal etc., management platform is broadcast platform by the front end of issuing passage and is sent emergent broadcast information to terminal, comprise emergent broadcast video frequency program, emergent broadcast audio frequency and emergent broadcast control command etc., wherein emergent broadcast control command contains the necessary information of emergent broadcast, determines the content of emergent broadcast, time and response object.The issue passage of emergent broadcast generally has live broadcasting satellite passage, cable digital TV passage, terrestrial DTV passage, medium wave passage and FM channel etc.
Emergent broadcast terminal has extremely important status in emergency broadcase system, the key point solving emergent broadcast " last km ", passing on government decree in time, release news, guide public opinion, reassure the people, assist the disaster relief etc. in played irreplaceable unique effect.But current emergent broadcast terminal mostly is, and passage is single, the simple unidirectional transmission equipment of function, first combating a natural disaster property difference, under the emergency case of single channel signal interruption or power breakdown, just lose the ability of in case of emergency carrying out emergent broadcast, and likely now exactly emergent broadcast terminal play the moment of key effect.Secondly management and control is poor, unidirectional emergent broadcast terminal cannot communicate with emergent broadcast management platform, emergent broadcast management platform both cannot carry out remote maintenance and management to emergent broadcast terminal, emergent broadcast terminal also by information feed back such as running status, emergent broadcast response condition to emergent broadcast management platform, thus cannot cannot carry out recruitment evaluation to emergent broadcast.Poor stability again, emergent broadcast terminal lacks fail safe process to emergent Broadcasting Control instruction, cannot ensure the legitimacy of emergent broadcast control command.
Summary of the invention
Object of the present invention is intended to solve the problem, provide a kind of multichannel emergent broadcast intelligent terminal system based on priority and control method, not only increase combating a natural disaster property and the fail safe of emergent broadcast terminal, and possess intelligentized management and control function, for the intelligent operation and management of emergent broadcast terminal is laid a good foundation.
To achieve these goals, the technical solution used in the present invention is:
A kind of multichannel emergent broadcast intelligent terminal system based on priority, comprise multichannel receiver module, main control module, power module and power amplifier module, described multichannel receiver module is primarily of live broadcasting satellite receiving unit, cable digital TV receiving unit, terrestrial DTV receiving unit, medium wave receiving unit and FM reception assembly composition, described multichannel receiver module is used for receiving direct broadcasting satellite signal respectively, digital catv signal, ground digital television signal, medium wave signal and FM signal, TS bag data are obtained respectively after demodulation, audio signal and RDS grouped data, and import main control module into and carry out signal and data processing.
As preferably, main control module is primarily of decoding master chip, Ethernet interface, SDRAM, FLASH, EEPROM, USB interface, RS-232 interface, audio and video output interface, GPRS, power input interface and relevant I/O port composition.Described main control module receives on the one hand and processes the data and signal that multichannel receiver module imports into, emergent Broadcasting Control director data is decrypted, verifies, is resolved and processed, and the voice data of instruction dedicated tunnel is performed to emergent broadcast or signal processes, exported by AV output interface; Perform command request according to emergent broadcast simultaneously and export control signal, open or close audio-frequency power amplifier, make it to start or stop emergent broadcast.On the other hand by the management and control instruction that Ethernet interface and GPRS reception, process and execution emergent broadcast management platform issue, to emergent broadcast management platform feedback emergent broadcast response condition, running status and parameter, realize remote intelligent management and control function.
As preferably, described power amplifier module is communicated with main control module, the audio output signal of main control module is carried out power amplification, and export loudspeaker broadcast to, receive the control signal of main control module simultaneously, be in closed condition at ordinary times, only just open when needs carry out emergent broadcast, to guarantee the low power operation of emergent broadcast intelligent terminal.
As preferably, described power module primarily of power-supply management system, storage battery and inverter composition, for whole system provides power supply supply.Storage battery possesses charging and function of supplying power, and under power interrupt condition, power-supply management system can switch to storage battery power supply rapidly, with the normal operation of safeguards system.
Based on a control method for the multichannel emergent broadcast intelligent terminal of priority, comprise emergent broadcast control flow and management control flow,
Described emergent broadcast control flow comprises the following steps:
A, control command data monitoring, emergent broadcast control command data once monitor emergent broadcast control command data, are then reported to control command data reception module by the data monitoring thread Real-Time Monitoring emergent broadcast control command data of each passage;
B, control command data receiver, receive the emergent broadcast control command data reported, the data received are judged, abandon and repeat to collect and misdata, and by the correct data that receives stored in buffer memory, carry out data integrity judgement, process to send complete emergent broadcast control command data to control command data processing module;
C, control command data processing, to control command decrypt data, School Affairs dissection process, when the failure of control command data processing, then error message is fed back to emergent broadcast management platform by Ethernet interface, when breaking in ethernet networks, then feed back to emergent broadcast management platform by GPRS;
D, control command processed, processed is carried out to control command, the control command that the priority that the control command interruptible price that priority is high is performing is low, preferentially perform, after the control command that priority is high is complete, the control command that execution priority is low could be continued;
E, instruction performs, perform emergent broadcast control command, comprise and start emergent broadcast and stop emergent broadcast, wherein start emergent broadcast to need to play the emergent broadcast program performing instruction dedicated tunnel, and export audio-frequency power amplifier to, open audio-frequency power amplifier simultaneously, export audio frequency to loudspeaker to broadcast, for live broadcasting satellite, cable digital TV, the emergent broadcast audio/video program of the passages such as terrestrial DTV, need to carry out demultiplexing and audio/video decoding process, emergent broadcast is stopped then needing the emergent broadcast program stopping performing instruction dedicated tunnel to broadcast, close audio-frequency power amplifier,
F, execution result back, by network, emergent broadcast control command execution result is fed back to emergent broadcast management platform, emergent broadcast management platform is according to terminal feedback information, analysis and evaluation is carried out to each emergent broadcast response condition, to carry out perfect to emergent broadcasting scheme, feedback path take Ethernet as main channel, and GPRS is alternate channel, when breaking in ethernet networks, start GPRS and feed back;
Described management control flow comprises the following steps:
A, management and control director data are monitored, and the management and control director data monitoring thread Real-Time Monitoring management and control director data of Ethernet and GPRS passage, once monitor management and control director data, then reports to receiver module by management and control director data;
B, management and control director data receive, and receive the management and control director data that reports, by the data that receive stored in buffer memory, carry out data integrity judgement, and send complete management and control director data to processing module;
C, the process of management and control director data, carry out School Affairs dissection process to management and control director data, wherein verification comprises signature check and CRC check, to verify legitimacy and the integrality of management and control director data, resolve management and control director data, to obtain management and control instruction relevant parameter information;
D, management and control instruction identification, identify management and control instruction, management and control instruction comprises data acquisition instructions and control command, and wherein data acquisition instructions is used for acquisition terminal running status and parameter information, and control command is used for the maintenance and management of terminal;
E, management and control instruction perform, and for data acquisition instructions, then according to command request, acquisition terminal relevant operational state and parameter information, for control command, then according to command request, carry out the setting of being correlated with and operation;
F, generate response message, for data acquisition instructions, then by the end message that collects according to protocol generation response message, for control command, then by condition execution instruction according to protocol generation response message;
G, feedback response message, feed back to emergent broadcast management platform by response message by Ethernet interface, when breaking in ethernet networks, then feed back to emergent broadcast management platform by GPRS.
Compared with prior art, the invention has the advantages that:
(1) have employed the design of active and standby duplicate supply, under power interrupt condition, still can maintain the emergent broadcast of a period of time, improve the combating a natural disaster property of electric power of emergent broadcast terminal.
(2) have employed the multi-passage design based on priority, can according to the emergent broadcast control command of each passage of priority concurrent processing, not only make the emergent broadcast control command of each passage can efficient and intelligentized process, and when passage portion signal interruption, still can trigger it by other passage and carry out emergent broadcast, substantially increase the combating a natural disaster property of passage of emergent broadcast terminal.
(3) Ethernet, GPRS active and standby pair of feedback network design is adopted, and be aided with flexible, automatic management control and feedback processing function, not only increase the combating a natural disaster property of network of emergent broadcast terminal, and considerably increase management control and the feedback function of emergent broadcast terminal, realize the management and control of emergent broadcast Intelligent Terminal.
(4) encryption of broadcasting of emergent broadcast control command and signature process, and emergent broadcast terminal carries out corresponding deciphering and signature check operation, ensure that the safe broadcast of emergent broadcast control command, transmission and reception process, emergent broadcast terminal is only responded legal control command, substantially increases the fail safe of emergent broadcast.
Accompanying drawing explanation
Fig. 1 is system construction drawing in the embodiment of the present invention;
Fig. 2 is emergent broadcast control flow chart in the embodiment of the present invention;
Fig. 3 manages control flow chart in the embodiment of the present invention;
Fig. 4 is control command flow chart of data processing figure in the embodiment of the present invention;
Fig. 5 performs instruction processed flow chart in the embodiment of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in detail.
Embodiment: a kind of multichannel emergent broadcast intelligent terminal system based on priority, as shown in Figure 1, this system is primarily of multichannel receiver module, main control module, power module and power amplifier module etc. four part composition, wherein multichannel receiver module is by live broadcasting satellite receiving unit, cable digital TV receiving unit, terrestrial DTV receiving unit, the compositions such as medium wave receiving unit and FM reception assembly, receive direct broadcasting satellite signal respectively, digital catv signal, ground digital television signal, medium wave signal and FM signal, TS bag data are obtained respectively after demodulation, audio signal and RDS grouped data, and import main control module into and carry out signal and data processing.Main control module is made up of master chip of decoding, Ethernet interface, SDRAM, FLASH, EEPROM, USB interface, RS-232 interface, audio and video output interface, GPRS, power input interface and relevant I/O port etc., receive on the one hand and process the data and signal that multichannel receiver module imports into, emergent Broadcasting Control instruction is decrypted, verifies, is resolved and processed, and the voice data of instruction dedicated tunnel is performed to emergent broadcast or signal processes, exported by AV output interface.Perform command request according to emergent broadcast simultaneously and export control signal, open or close audio-frequency power amplifier, make it to start or stop emergent broadcast.The management and control instruction that another aspect issues by Ethernet interface and GPRS reception, process and execution emergent broadcast management platform, to emergent broadcast management platform feedback emergent broadcast response condition, running status and parameter, realize remote maintenance and intelligent management and control function.Power module is made up of power-supply management system, storage battery and inverter, for whole system provides power supply supply.Storage battery possesses charging and function of supplying power, and under power interrupt condition, power-supply management system can switch to storage battery power supply rapidly, with the normal operation of safeguards system.Power amplifier module is made up of audio-frequency power amplifier, the audio output signal of main control module is carried out power amplification, and export loudspeaker broadcast to, accept the control signal of main control module simultaneously, be in closed condition at ordinary times, only just open when needs carry out emergent broadcast, to guarantee the low power operation of emergent broadcast intelligent terminal.
Based on a control method for the multichannel emergent broadcast intelligent terminal of priority, comprise emergent broadcast control flow and management control flow:
Described emergent broadcast control flow, as shown in Figure 2, comprises the following steps:
1, control command data monitoring.For the receive paths such as live broadcasting satellite, cable digital TV, terrestrial DTV, medium wave and frequency modulation create separately a data monitoring thread, emergent broadcast control command data in each passage of Real-Time Monitoring, once monitor emergent broadcast control command data, then emergent broadcast control command data are reported to control command data reception module.
2, control command data receiver.Receive the emergent broadcast control command data reported, the data received are judged, abandon and repeat to collect and misdata, and by the correct data that receives stored in buffer memory, carry out data integrity judgement, process to send complete emergent broadcast control command data to control command data processing module.
3, control command data processing.Control command data are processed, comprise check sum to resolve, for the situation of control command data processing failure, then error message is fed back to emergent broadcast management platform by Ethernet interface, when breaking in ethernet networks, then feed back to emergent broadcast management platform by GPRS, details are with reference to figure 4.
4, control command processed.Processed is carried out to control command, the control command that the priority that the control command interruptible price that priority is high is performing is low, preferentially performs, after the control command that priority is high is complete, could continue the control command that execution priority is low, details are with reference to figure 5.
5, instruction performs.Perform emergent broadcast control command, comprise and start emergent broadcast and stop emergent broadcast, wherein start the emergent broadcast program that emergent broadcast needs play instruction dedicated tunnel, and export audio-frequency power amplifier to, open audio-frequency power amplifier simultaneously, export audio frequency to loudspeaker and broadcast.For the emergent broadcast audio/video program of the passages such as live broadcasting satellite, cable digital TV, terrestrial DTV, need to carry out demultiplexing and audio/video decoding process.Stop emergent broadcast then needing the emergent broadcast program stopping broadcasting instruction dedicated tunnel, close audio-frequency power amplifier.
6, execution result back.By network, emergent broadcast control command execution result is fed back to emergent broadcast management platform, emergent broadcast management platform, according to terminal feedback information, carries out analysis and evaluation to each emergent broadcast response condition, with to emergent broadcasting scheme carry out perfect.Feedback path take Ethernet as main channel, and GPRS is alternate channel, when breaking in ethernet networks, starts GPRS and feeds back.
Described management control flow, as shown in Figure 3, comprises the following steps:
1, management and control director data monitoring.For Ethernet and GPRS management and control passage create a management and control director data monitoring thread respectively, management and control director data in each passage of Real-Time Monitoring, once monitor management and control director data, then reports to receiver module by management and control director data.
2, management and control director data receives.Receive the management and control director data that reports, by the data that receive stored in buffer memory, carry out data integrity judgement, and send complete management and control director data to processing module.
3, management and control director data verification.Management and control director data is verified, comprises signature check and CRC check, to check legitimacy and the integrality of management and control director data.
4, management and control director data is resolved.Management and control director data is resolved, obtains management and control instruction relevant parameter information.
5, management and control instruction identification.Identify management and control instruction, management and control instruction comprises data acquisition instructions and control command, and wherein data acquisition instructions is used for acquisition terminal running status and parameter information, and control command is used for the maintenance and management of terminal.
6, management and control instruction performs.For data acquisition instructions, then according to command request, acquisition terminal relevant operational state and parameter information.For control command, then according to command request, carry out the setting of being correlated with and operation.
7, response message is generated.For data acquisition instructions, then by the end message that collects according to protocol generation response message.For control command, then by condition execution instruction according to protocol generation response message.
8, response message is fed back.Response message is fed back to emergent broadcast management platform by Ethernet interface, when breaking in ethernet networks, then feeds back to emergent broadcast management platform by GPRS.
Control command flow chart of data processing of the present invention, as shown in Figure 4, comprises the following steps:
1, control command data deciphering.To control command decrypt data.The data encryption of emergent broadcast control command adopts symmetric cryptography mode, and this kind of cipher mode deciphering speed, meet the requirement that emergent broadcast responds fast, decruption key is provided by built-in security middleware, to guarantee the fail safe of decruption key.
2, control command data check.Control command data are verified, comprises signature check and CRC check, to check legitimacy and the integrality of control command data.
3, check results judges.As verified failure, then error message being fed back to emergent broadcast management platform by Ethernet interface, when breaking in ethernet networks, then feeding back to emergent broadcast management platform by GPRS.
4, control command Data Analysis.Control command data are resolved, obtain control command relevant parameter, comprise source unit, event type, event level, release tasks GUID, issuing time, duration, issue type, issue volume, the terminal the encoding list waken up, emergent program stream information etc., wherein emergent program stream information comprises the information such as program stream place frequency, program stream type, program stream Pid.
5, analysis result judges.As resolved failure, then error message being fed back to emergent broadcast management platform by Ethernet interface, when breaking in ethernet networks, then feeding back to emergent broadcast management platform by GPRS.
6, terminal coupling verification.The verification of terminal coupling is carried out to control command, comprise and broadcast time check and wake terminal coding checkout up, wherein broadcast time check for judging that whether emergent broadcast control command is expired, by judging whether current time is greater than emergent issuing time and duration sum realizes.Wake terminal coding checkout up for judging that terminal responds the need of to emergent Broadcasting Control instruction, by judging whether terminal serial number realizes in the terminal the encoding list waken up.
7, check results judges.Verification is passed through, then marking terminal will respond this emergent broadcast control command.Otherwise then terminate this emergent broadcast control command process.
8, execution instruction is generated.Extract from control command information and perform relevant parameter, according to the execution instruction that protocol generation is unified.Perform instruction to comprise source unit, event type, event level, release tasks GUID, issuing time, duration, issue type, issue volume, emergent program stream information etc.
9, execution instruction queue is added.The execution instruction of generation is added to and performs in instruction queue, in order to follow-up processed.
The present invention performs instruction processed flow process, as shown in Figure 5, comprises the following steps:
1, current time is obtained.Obtain present system time, current time is fiducial time, determines the execution sequence of all execution instructions.
2, traversal performs instruction queue.Execution instruction queue is traveled through, on the one hand expired execution instruction is deleted, on the other hand according to current time, find out the current instruction needing to perform that priority is the highest.
3, the highest execution instruction of current time priority is obtained.The instruction perform current needs the highest for priority and the current instruction performed contrast, if inconsistent, then obtain successfully, on the contrary then failure.
4, obtain result to judge.As obtained failure, then identify and currently do not perform instruction and need to perform immediately, or the current instruction priority performed is the highest.
5, present instruction executing state judges.Judge currently whether have other instruction to perform, do not have as current other instruction to perform, then execution immediately, have as current other instruction to perform, then carry out priority judgement.
6, priority is judged.The priority of current other instruction performed and the current priority performing instruction that needs are contrasted.
7, priority height judges.Judge the priority of current other instruction performed and the current priority needing to perform instruction, need the priority performing instruction higher than current other instruction performed as current, then stop the execution of other instruction current immediately, and start the execution needing to perform instruction.Otherwise then terminate this and perform instruction processed.
8, present instruction is stopped to perform.Stop the broadcast of current emergent broadcast, and close audio-frequency power amplifier.In order to improve the efficiency of processed thread, halt instruction performs the mode stopping message by sending instruction, is processed by instruction execution thread.
9, instruction is performed.Start the emergent broadcast of the high execution instruction of priority, and open audio-frequency power amplifier.In order to improve the efficiency of processed thread, instruction performs the mode performing message by sending instruction, is processed by instruction execution thread.
Above enforcement is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that the common engineers and technicians in this area make technical scheme of the present invention and improvement, all should fall in protection range that claims of the present invention determine.
Claims (5)
1. the multichannel emergent broadcast intelligent terminal system based on priority, comprise multichannel receiver module, main control module, power module and power amplifier module, it is characterized in that: described multichannel receiver module forms primarily of live broadcasting satellite receiving unit, cable digital TV receiving unit, terrestrial DTV receiving unit, medium wave receiving unit and FM reception assembly, described multichannel receiver module, for receiving and process the input signal of multiple passage, imports main control module into after the signal received is carried out demodulation and carries out signal and data processing.
2. according to claim 1 based on the multichannel emergent broadcast intelligent terminal system of priority, it is characterized in that: described main control module is for receiving and process the concurrent emergent broadcast data of multichannel and signal, control the response of emergent broadcast, and receive and process management and control instruction, feedback emergent broadcast response condition, running status and parameter, main control module is primarily of decoding master chip, Ethernet interface, SDRAM, FLASH, EEPROM, USB interface, RS-232 interface, audio and video output interface, GPRS, power input interface and relevant I/O port composition.
3., according to claim 1 based on the multichannel emergent broadcast intelligent terminal system of priority, it is characterized in that: described power amplifier module is communicated with main control module, for the power amplification of output audio.
4. according to claim 1 based on the multichannel emergent broadcast intelligent terminal system of priority, it is characterized in that: described power module provides power supply to input for system, forms primarily of power-supply management system, storage battery and inverter.
5. based on a control method for the multichannel emergent broadcast intelligent terminal system of priority, it is characterized in that, this control method comprises emergent broadcast control and management control flow,
1) described emergent broadcast control flow, comprises the following steps:
A, control command data monitoring, emergent broadcast control command data once monitor emergent broadcast control command data, are then reported to control command data reception module by the data monitoring thread Real-Time Monitoring emergent broadcast control command data of each passage;
B, control command data receiver, receive the emergent broadcast control command data reported, the data received are judged, abandon and repeat to collect and misdata, and by the correct data that receives stored in buffer memory, carry out data integrity judgement, process to send complete emergent broadcast control command data to control command data processing module;
C, control command data processing, to control command decrypt data, School Affairs dissection process, when the failure of control command data processing, then error message is fed back to emergent broadcast management platform by Ethernet interface, when breaking in ethernet networks, then feed back to emergent broadcast management platform by GPRS;
D, control command processed, processed is carried out to control command, the control command that the priority that the control command interruptible price that priority is high is performing is low, preferentially perform, after the control command that priority is high is complete, the control command that execution priority is low could be continued;
E, instruction performs, perform emergent broadcast control command, comprise and start emergent broadcast and stop emergent broadcast, wherein start emergent broadcast to need to play the emergent broadcast program performing instruction dedicated tunnel, and export audio-frequency power amplifier to, open audio-frequency power amplifier simultaneously, export audio frequency to loudspeaker to broadcast, for live broadcasting satellite, cable digital TV, the emergent broadcast audio/video program of the passages such as terrestrial DTV, need to carry out demultiplexing and audio/video decoding process, emergent broadcast is stopped then needing the emergent broadcast program stopping performing instruction dedicated tunnel to broadcast, close audio-frequency power amplifier,
F, execution result back, by network, emergent broadcast control command execution result is fed back to emergent broadcast management platform, emergent broadcast management platform is according to terminal feedback information, analysis and evaluation is carried out to each emergent broadcast response condition, to carry out perfect to emergent broadcasting scheme, feedback path take Ethernet as main channel, and GPRS is alternate channel, when breaking in ethernet networks, start GPRS and feed back;
2) described management control flow, comprises the following steps:
A, management and control director data are monitored, and the management and control director data monitoring thread Real-Time Monitoring management and control director data of Ethernet and GPRS passage, once monitor management and control director data, then reports to receiver module by management and control director data;
B, management and control director data receive, and receive the management and control director data that reports, by the data that receive stored in buffer memory, carry out data integrity judgement, and send complete management and control director data to processing module;
C, the process of management and control director data, carry out School Affairs dissection process to management and control director data, wherein verification comprises signature check and CRC check, to verify legitimacy and the integrality of management and control director data, resolve management and control director data, to obtain management and control instruction relevant parameter information;
D, management and control instruction identification, identify management and control instruction, management and control instruction comprises data acquisition instructions and control command, and wherein data acquisition instructions is used for acquisition terminal running status and parameter information, and control command is used for the maintenance and management of terminal;
E, management and control instruction perform, and for data acquisition instructions, then according to command request, acquisition terminal relevant operational state and parameter information, for control command, then according to command request, carry out the setting of being correlated with and operation;
F, generate response message, for data acquisition instructions, then by the end message that collects according to protocol generation response message, for control command, then by condition execution instruction according to protocol generation response message;
G, feedback response message, feed back to emergent broadcast management platform by response message by Ethernet interface, when breaking in ethernet networks, then feed back to emergent broadcast management platform by GPRS.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106090.7A CN104660357B (en) | 2015-03-11 | 2015-03-11 | Multichannel emergent broadcast intelligent terminal system and control method based on priority |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510106090.7A CN104660357B (en) | 2015-03-11 | 2015-03-11 | Multichannel emergent broadcast intelligent terminal system and control method based on priority |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104660357A true CN104660357A (en) | 2015-05-27 |
| CN104660357B CN104660357B (en) | 2018-05-04 |
Family
ID=53251101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510106090.7A Active CN104660357B (en) | 2015-03-11 | 2015-03-11 | Multichannel emergent broadcast intelligent terminal system and control method based on priority |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104660357B (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105871490A (en) * | 2016-05-20 | 2016-08-17 | 镇江阿翁电子科技有限公司 | DRM (digital radio mondiale) digital amplitude modulation broadcast receiver |
| CN105915305A (en) * | 2016-06-15 | 2016-08-31 | 四川蕴华视讯科技有限公司 | Emergency information broadcast monitoring platform |
| CN106210922A (en) * | 2016-08-31 | 2016-12-07 | 江苏贝特信息技术有限公司 | A kind of emergent broadcast melts WMG |
| CN106792572A (en) * | 2016-12-28 | 2017-05-31 | 北京数码视讯科技股份有限公司 | Emergent broadcast broadcasting method, apparatus and system |
| CN108259103A (en) * | 2018-02-11 | 2018-07-06 | 深圳创维数字技术有限公司 | A kind of emergent broadcast method, system, terminal and computer-readable medium |
| CN108418819A (en) * | 2018-02-27 | 2018-08-17 | 湖南农业大学 | A kind of rural area emergent broadcast stream media live broadcasting method and application |
| CN108768570A (en) * | 2018-05-30 | 2018-11-06 | 江苏科通电子科技有限公司 | A kind of emergent broadcast multimode adapter |
| CN110691164A (en) * | 2019-08-16 | 2020-01-14 | 深圳康佳信息网络有限公司 | Method and system for realizing emergency broadcast based on mobile phone terminal |
| CN112332937A (en) * | 2020-11-10 | 2021-02-05 | 福建新大陆通信科技股份有限公司 | Emergency broadcast adapter playing control method |
| CN113722064A (en) * | 2021-08-20 | 2021-11-30 | 上海天数智芯半导体有限公司 | Video coding and decoding multichannel response system based on information board mode |
| CN113890657A (en) * | 2021-09-18 | 2022-01-04 | 北京北广科技股份有限公司 | Multifunctional emergency broadcasting system |
| CN114457868A (en) * | 2022-02-22 | 2022-05-10 | 华侨大学 | Remote control method, device, equipment, system and storage medium for electric excavator |
| CN114545821A (en) * | 2022-02-15 | 2022-05-27 | 四川九洲空管科技有限责任公司 | Terminal control system for collecting and playing audio of airborne passenger cabin |
| CN114650111A (en) * | 2020-12-17 | 2022-06-21 | 青岛海尔多媒体有限公司 | Broadcasting method and device for emergency broadcast message and intelligent household equipment |
| CN115842931A (en) * | 2022-11-28 | 2023-03-24 | 北京交大思源科技有限公司 | Television broadcasting system and method for emergency broadcast message |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101223775A (en) * | 2005-07-13 | 2008-07-16 | 汤姆森特许公司 | Device with burst event alarm function with priority level ignoring characteristic |
| CN101567118A (en) * | 2008-04-21 | 2009-10-28 | 向国威 | Disaster condition information publication and receiving device |
| CN102075275A (en) * | 2010-12-14 | 2011-05-25 | 北京西军电信息科技有限公司 | Control system for transmitting and receiving urgent message |
| WO2012025918A1 (en) * | 2010-08-24 | 2012-03-01 | Evigilo Ltd. | Method and system of managing distribution of alerts |
| CN102970089A (en) * | 2012-11-20 | 2013-03-13 | 国家广播电影电视总局监管中心 | Emergency broadcast system and linkage method thereof |
| CN103491419A (en) * | 2013-09-03 | 2014-01-01 | 深圳市同洲电子股份有限公司 | Method and digital receiving terminal for sending emergency broadcasts |
| CN103618581A (en) * | 2012-09-11 | 2014-03-05 | 国家广播电影电视总局广播科学研究院 | Method for waking up emergency broadcast remote terminal, remote wakeup terminal and remote wakeup system |
-
2015
- 2015-03-11 CN CN201510106090.7A patent/CN104660357B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101223775A (en) * | 2005-07-13 | 2008-07-16 | 汤姆森特许公司 | Device with burst event alarm function with priority level ignoring characteristic |
| CN101567118A (en) * | 2008-04-21 | 2009-10-28 | 向国威 | Disaster condition information publication and receiving device |
| WO2012025918A1 (en) * | 2010-08-24 | 2012-03-01 | Evigilo Ltd. | Method and system of managing distribution of alerts |
| CN102075275A (en) * | 2010-12-14 | 2011-05-25 | 北京西军电信息科技有限公司 | Control system for transmitting and receiving urgent message |
| CN103618581A (en) * | 2012-09-11 | 2014-03-05 | 国家广播电影电视总局广播科学研究院 | Method for waking up emergency broadcast remote terminal, remote wakeup terminal and remote wakeup system |
| CN102970089A (en) * | 2012-11-20 | 2013-03-13 | 国家广播电影电视总局监管中心 | Emergency broadcast system and linkage method thereof |
| CN103491419A (en) * | 2013-09-03 | 2014-01-01 | 深圳市同洲电子股份有限公司 | Method and digital receiving terminal for sending emergency broadcasts |
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105871490B (en) * | 2016-05-20 | 2018-07-27 | 镇江乾坤电子科技有限公司 | A kind of DRM digital dispatching systems receiver |
| CN105871490A (en) * | 2016-05-20 | 2016-08-17 | 镇江阿翁电子科技有限公司 | DRM (digital radio mondiale) digital amplitude modulation broadcast receiver |
| CN105915305A (en) * | 2016-06-15 | 2016-08-31 | 四川蕴华视讯科技有限公司 | Emergency information broadcast monitoring platform |
| CN106210922A (en) * | 2016-08-31 | 2016-12-07 | 江苏贝特信息技术有限公司 | A kind of emergent broadcast melts WMG |
| CN106792572A (en) * | 2016-12-28 | 2017-05-31 | 北京数码视讯科技股份有限公司 | Emergent broadcast broadcasting method, apparatus and system |
| CN108259103A (en) * | 2018-02-11 | 2018-07-06 | 深圳创维数字技术有限公司 | A kind of emergent broadcast method, system, terminal and computer-readable medium |
| CN108418819B (en) * | 2018-02-27 | 2023-02-03 | 湖南农业大学 | Rural emergency broadcast streaming media live broadcast method and application |
| CN108418819A (en) * | 2018-02-27 | 2018-08-17 | 湖南农业大学 | A kind of rural area emergent broadcast stream media live broadcasting method and application |
| CN108768570A (en) * | 2018-05-30 | 2018-11-06 | 江苏科通电子科技有限公司 | A kind of emergent broadcast multimode adapter |
| CN110691164A (en) * | 2019-08-16 | 2020-01-14 | 深圳康佳信息网络有限公司 | Method and system for realizing emergency broadcast based on mobile phone terminal |
| CN112332937A (en) * | 2020-11-10 | 2021-02-05 | 福建新大陆通信科技股份有限公司 | Emergency broadcast adapter playing control method |
| CN114650111A (en) * | 2020-12-17 | 2022-06-21 | 青岛海尔多媒体有限公司 | Broadcasting method and device for emergency broadcast message and intelligent household equipment |
| CN113722064A (en) * | 2021-08-20 | 2021-11-30 | 上海天数智芯半导体有限公司 | Video coding and decoding multichannel response system based on information board mode |
| CN113722064B (en) * | 2021-08-20 | 2023-08-25 | 上海天数智芯半导体有限公司 | Video coding and decoding multichannel response system based on information card mode |
| CN113890657A (en) * | 2021-09-18 | 2022-01-04 | 北京北广科技股份有限公司 | Multifunctional emergency broadcasting system |
| CN113890657B (en) * | 2021-09-18 | 2023-08-29 | 北京北广科技股份有限公司 | Multifunctional Emergency Broadcasting System |
| CN114545821A (en) * | 2022-02-15 | 2022-05-27 | 四川九洲空管科技有限责任公司 | Terminal control system for collecting and playing audio of airborne passenger cabin |
| CN114457868A (en) * | 2022-02-22 | 2022-05-10 | 华侨大学 | Remote control method, device, equipment, system and storage medium for electric excavator |
| CN115842931A (en) * | 2022-11-28 | 2023-03-24 | 北京交大思源科技有限公司 | Television broadcasting system and method for emergency broadcast message |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104660357B (en) | 2018-05-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104660357A (en) | Multi-channel emergency broadcast intelligent terminal system and control method based on priority | |
| CN102970089B (en) | Emergency broadcast system and linkage method thereof | |
| US9078044B2 (en) | System and method for bypassing an emergency alert break-in for a television program | |
| CN106301637A (en) | Many net unification multifunctional digital emergent broadcast machines | |
| CN101021888A (en) | Monitoring device and method for digital multimedia content playing | |
| CN111770017A (en) | Power distribution Internet of things cluster management system and method based on trusted block chain | |
| CN112134638B (en) | Synchronous deployment system and method for Internet of things and emergency broadcast | |
| CN108462898A (en) | A kind of multimedia terminal awakening method, device and electronic equipment | |
| CN104754245A (en) | Adaptive system and adaptive method for implementing emergent broadcast functions of outdoor large screens | |
| CN100586173C (en) | Electronic examining-verifying system for vehicle networked video-frequency playing content | |
| CN109547141A (en) | A kind of emergent broadcast typhon system | |
| CN105430502A (en) | Set top box remote wake-up method and system | |
| CN101795165A (en) | Test method and device of dynamic traffic information broadcasting system | |
| CN109753009A (en) | A kind of level monitoring online data management system | |
| CN205430265U (en) | Integrated multifunctional digital urgent broadcasting machine of many nets | |
| CN113259315A (en) | Communication message safety protection method and system suitable for power distribution network | |
| CN101651507B (en) | Method and system for securely playing multimedia broadcast content and multimedia broadcast system | |
| CN110912915A (en) | Communication safety early warning system based on data acquisition | |
| CN103326871B (en) | General information broadcasting method based on DTMB transmission platform | |
| CN101951513A (en) | Digital video decoding system | |
| CN209562566U (en) | A kind of emergency broadcase system | |
| CN205005058U (en) | Adapter is verified to urgent broadcasting message reception | |
| CN204305042U (en) | A kind of intelligent receiving terminal | |
| CN107484142A (en) | A kind of broadcast master control subsystem of intelligent emergent short message broadcast system | |
| CN113891016A (en) | Program safe broadcasting management system and working method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |